diff --git a/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/kafka/KafkaConfig.java b/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/kafka/KafkaConfig.java
index 8e39084..43f4d87 100644
--- a/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/kafka/KafkaConfig.java
+++ b/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/kafka/KafkaConfig.java
@@ -38,24 +38,37 @@ public class KafkaConfig {
     }
 
     @Bean("batchFactory")
-    public KafkaListenerContainerFactory<?> batchFactory(ConsumerFactory<String, String> consumerFactory,
-                                                         KafkaTemplate<String, String> kafkaTemplate) {
+    public KafkaListenerContainerFactory<?> batchFactory(
+            ConsumerFactory<String, String> consumerFactory,
+            KafkaTemplate<String, String> kafkaTemplate) {
+
         ConcurrentKafkaListenerContainerFactory<String, String> factory =
                 new ConcurrentKafkaListenerContainerFactory<>();
         factory.setConsumerFactory(consumerFactory);
 
-        // 【核心设置】开启批量监听！没有这就还是单条处理
+        // 1. 开启批量监听
         factory.setBatchListener(true);
 
-        // 【并发设置】根据你的分区数设置，比如你有 3 个分区就设为 3
+        // 2. 并发数 (按分区数调整)
         factory.setConcurrency(6);
+
+        // 3. 批量手动 ACK (配合 enable-auto-commit: false)
         factory.getContainerProperties().setAckMode(ContainerProperties.AckMode.BATCH);
         factory.getContainerProperties().setPollTimeout(3000);
 
-        // 创建一个 DeadLetterPublishingRecoverer，它知道如何将失败消息发送到 DLT
+        // 4. 错误处理与死信队列
+        // 定义死信发送器
         DeadLetterPublishingRecoverer recoverer = new DeadLetterPublishingRecoverer(kafkaTemplate,
-                (record, ex) -> new TopicPartition(KafkaTopicType.DEAD_LETTER_TOPIC.getValue(), record.partition()));
+                (record, ex) -> {
+                    // 策略：原 Topic + ".DLT" (例如 zds_up -> zds_up.DLT)
+                    // 这样比写死 KafkaTopicType.DEAD_LETTER_TOPIC 更灵活，不同业务互不干扰
+                    return new TopicPartition(record.topic() + ".DLT", record.partition());
+                });
+        // 定义回退策略：间隔 1秒，重试 2次
+        // 注意：Batch 模式下，如果重试失败，整批数据都会进死信
         DefaultErrorHandler errorHandler = new DefaultErrorHandler(recoverer, new FixedBackOff(1000L, 2L));
+
+        // 配置给工厂
         factory.setCommonErrorHandler(errorHandler);
 
         return factory;
diff --git a/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/kafka/KafkaMessageConsumer.java b/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/kafka/KafkaMessageConsumer.java
index da9b533..8633b61 100644
--- a/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/kafka/KafkaMessageConsumer.java
+++ b/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/kafka/KafkaMessageConsumer.java
@@ -2,6 +2,7 @@ package cn.iocoder.yudao.module.mqtt.kafka;
 
 import cn.iocoder.yudao.module.mqtt.processor.BatchDeviceMessageProcessor;
 import cn.iocoder.yudao.module.mqtt.processor.DeviceMessageProcessor;
+import cn.iocoder.yudao.module.mqtt.processor.HandAlarmMessageProcess;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.kafka.clients.consumer.ConsumerRecord;
 import org.springframework.beans.factory.annotation.Qualifier;
@@ -19,20 +20,19 @@ import java.util.concurrent.CompletableFuture;
 import java.util.stream.Collectors;
 import java.util.stream.IntStream;
 
-import static cn.iocoder.yudao.module.mqtt.kafka.KafkaTopicType.DEAD_LETTER_TOPIC;
 
 @Slf4j
 @Service // <--- 添加这个注解！
 public class KafkaMessageConsumer {
-    private final DeviceMessageProcessor deviceMessageProcessor;
+    private final HandAlarmMessageProcess handAlarmMessageProcess;
 
     private final BatchDeviceMessageProcessor batchDeviceMessageProcessor;
 
 
 
-    public KafkaMessageConsumer(DeviceMessageProcessor deviceMessageProcessor,
+    public KafkaMessageConsumer(HandAlarmMessageProcess handAlarmMessageProcess,
                                 BatchDeviceMessageProcessor batchDeviceMessageProcessor) {
-        this.deviceMessageProcessor = deviceMessageProcessor;
+        this.handAlarmMessageProcess = handAlarmMessageProcess;
         this.batchDeviceMessageProcessor = batchDeviceMessageProcessor;
     }
 
@@ -57,6 +57,24 @@ public class KafkaMessageConsumer {
             throw e;
         }
     }
+    @KafkaListener(topics = "zds_up_alarm", containerFactory = "batchFactory")
+    public void HandAlarmMessage(List<ConsumerRecord<String, String>> records) {
+        if (records.isEmpty()) {
+            return;
+        }
+        log.info(">>> 开始逐条处理 Batch，共 {} 条", records.size());
+
+        // 遍历 List，一条条处理
+        for (ConsumerRecord<String, String> record : records) {
+            try {
+                handAlarmMessageProcess.processSingle(record.value());
 
+            } catch (Exception e) {
+                log.error("单条消息处理失败，已跳过。Key: {}, Value: {}", record.key(), record.value(), e);
+            }
+        }
+
+        log.info("Batch 处理完毕");
+    }
 
 }
diff --git a/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/kafka/KafkaTopicType.java b/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/kafka/KafkaTopicType.java
index f7964f8..0d44f06 100644
--- a/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/kafka/KafkaTopicType.java
+++ b/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/kafka/KafkaTopicType.java
@@ -9,34 +9,25 @@ import java.util.stream.Collectors;
 /**
  * Kafka 主题枚举类，用于统一管理和引用 Topic 名称
  */
-@Getter // Lombok 注解，自动为所有字段生成 public 的 getter 方法，例如 getValue()
+@Getter
 public enum KafkaTopicType {
 
-    // 1. 常量名和值的含义保持一致，更清晰
     DEVICE_STATUS_UP("zds_up"),
-    DEAD_LETTER_TOPIC("zds_up_dlt");
+    ALARM_TOPIC("zds_up_alarm");
+
 
-    // 2. 添加了 final 字段
     private final String value;
 
-    // 3. 【核心修复】添加了私有构造函数，用于初始化 final 字段
     KafkaTopicType(String value) {
         this.value = value;
     }
 
-    // --- 以下是更高效和健壮的 from 方法实现 ---
 
     // 4. 使用静态 Map 缓存，提高查找性能，避免每次调用都遍历
     private static final Map<String, KafkaTopicType> LOOKUP_MAP = Arrays.stream(values())
             .collect(Collectors.toMap(KafkaTopicType::getValue, Function.identity()));
 
-    /**
-     * 根据字符串值查找对应的枚举常量.
-     *
-     * @param value topic 字符串值
-     * @return 对应的枚举常量
-     * @throws IllegalArgumentException 如果找不到匹配的常量
-     */
+
     public static KafkaTopicType from(String value) {
 
         return LOOKUP_MAP.get(value);
diff --git a/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/mqtt/OnMessageCallback.java b/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/mqtt/OnMessageCallback.java
index 448de26..5bea96b 100644
--- a/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/mqtt/OnMessageCallback.java
+++ b/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/mqtt/OnMessageCallback.java
@@ -9,6 +9,7 @@ import org.eclipse.paho.client.mqttv3.MqttCallbackExtended;
 import org.eclipse.paho.client.mqttv3.MqttMessage;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.ApplicationEventPublisher;
+import org.springframework.core.task.TaskExecutor;
 import org.springframework.kafka.core.KafkaTemplate;
 import org.springframework.stereotype.Component;
 
@@ -19,12 +20,14 @@ import java.util.regex.Pattern;
 @Slf4j
 @Component
 public class OnMessageCallback implements MqttCallbackExtended {
-    private final Pattern topicPattern = Pattern.compile("([^/]+)/?(.+)?");
     @Resource
     private KafkaTemplate<String, String> kafkaTemplate;
     @Resource
     private ApplicationEventPublisher eventPublisher;
 
+    @Resource(name = "mqttExecutor")
+    private TaskExecutor kafkaForwardExecutor;
+
     @Override
     public void connectComplete(boolean reconnect, String serverURI) {
         log.info("MQTT 连接成功。是否为重连: {}, 服务器 URI: {}", reconnect, serverURI);
@@ -38,29 +41,34 @@ public class OnMessageCallback implements MqttCallbackExtended {
     }
 
     @Override
-    public void messageArrived(String MqttTopic, MqttMessage message) {
-        String payload = new String(message.getPayload());
-        List<String> groups = ReUtil.getAllGroups(topicPattern, MqttTopic, false);
+    public void messageArrived(String mqttTopic, MqttMessage message) {
 
-        if (groups.get(1) == null) {
-            log.warn("无法从topic {} 中获取消息发送者ID", MqttTopic);
-            return;
-        }
-        String sn = groups.get(0);
-        String topic = groups.get(1);
-        KafkaTopicType from = KafkaTopicType.from(groups.get(1));
-        if (null == from) {
-            log.warn("发送的topic无效{}", topic);
-            return;
-        }
+        // 【关键】使用注入的线程池异步处理
+        kafkaForwardExecutor.execute(() -> processAndSend(mqttTopic, message));
+
+    }
+    private void processAndSend(String mqttTopic, MqttMessage message) {
         try {
-            kafkaTemplate.send(topic, sn, payload);
-            log.debug("成功将消息转发到 Kafka Topic [{}]: payload=[{}]", topic, payload);
+            int slashIndex = mqttTopic.indexOf('/');
+            if (slashIndex == -1) return;
+
+            String sn = mqttTopic.substring(0, slashIndex);
+            String suffix = mqttTopic.substring(slashIndex + 1);
+
+            // 2. 校验 Topic
+            KafkaTopicType from = KafkaTopicType.from(suffix);
+            if (from == null) return;
+
+            // 3. 转发 Kafka (异步 IO)
+            // 配合 application.yml 的 linger.ms，底层会自动批量发送
+            String payload = new String(message.getPayload());
+            kafkaTemplate.send(suffix, sn, payload);
+
         } catch (Exception e) {
-            log.error("转发消息到 Kafka Topic [{}] 时发生错误！", topic, e);
+            // 生产环境建议降低日志级别或采样打印，防止日志把磁盘打满
+            log.error("转发异常 Topic: {}", mqttTopic, e);
         }
     }
-
     @Override
     public void deliveryComplete(IMqttDeliveryToken token) {
         // no-op
diff --git a/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/mqtt/ThreadPoolConfig.java b/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/mqtt/ThreadPoolConfig.java
index 99936b1..b13b3ac 100644
--- a/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/mqtt/ThreadPoolConfig.java
+++ b/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/mqtt/ThreadPoolConfig.java
@@ -15,8 +15,8 @@ public class ThreadPoolConfig {
         ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
         // 核心线程数：CPU核心数
         executor.setCorePoolSize(Runtime.getRuntime().availableProcessors());
-        // 最大线程数：CPU核心数 * 2
-        executor.setMaxPoolSize(Runtime.getRuntime().availableProcessors() * 2);
+        // 最大线程数：CPU核心数 * 4
+        executor.setMaxPoolSize(Runtime.getRuntime().availableProcessors() * 4);
         // 队列大小
         executor.setQueueCapacity(2000);
         // 线程名称前缀
@@ -31,8 +31,10 @@ public class ThreadPoolConfig {
     @Bean("mqttAlarmExecutor")
     public TaskExecutor mqttAlarmExecutor() {
         ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
-        executor.setCorePoolSize(5);
-        executor.setMaxPoolSize(10);
+        // 核心线程数：CPU核心数
+        executor.setCorePoolSize(Runtime.getRuntime().availableProcessors());
+        // 最大线程数：CPU核心数 * 2
+        executor.setMaxPoolSize(Runtime.getRuntime().availableProcessors() * 2);
         executor.setQueueCapacity(10000); // 队列大一点，应对瞬间并发
         executor.setThreadNamePrefix("alarm-push-");
         executor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());
diff --git a/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/processor/BatchDeviceMessageProcessor.java b/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/processor/BatchDeviceMessageProcessor.java
index 705f883..8202beb 100644
--- a/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/processor/BatchDeviceMessageProcessor.java
+++ b/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/processor/BatchDeviceMessageProcessor.java
@@ -2,6 +2,7 @@ package cn.iocoder.yudao.module.mqtt.processor;
 
 import cn.hutool.json.JSONObject;
 import cn.hutool.json.JSONUtil;
+import cn.iocoder.yudao.framework.common.util.json.JsonUtils;
 import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
 import cn.iocoder.yudao.module.hand.dal.*;
 import cn.iocoder.yudao.module.hand.enums.*;
@@ -9,6 +10,7 @@ import cn.iocoder.yudao.module.hand.service.*;
 import cn.iocoder.yudao.module.hand.util.*;
 import cn.iocoder.yudao.module.hand.vo.*;
 import cn.iocoder.yudao.module.mqtt.config.TdengineBatchConfig;
+import cn.iocoder.yudao.module.mqtt.kafka.KafkaTopicType;
 import cn.iocoder.yudao.module.mqtt.mqtt.Client;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.toolkit.CollectionUtils;
@@ -20,6 +22,7 @@ import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.kafka.clients.consumer.ConsumerRecord;
 import org.springframework.core.task.TaskExecutor;
+import org.springframework.kafka.core.KafkaTemplate;
 import org.springframework.stereotype.Component;
 
 import java.sql.Timestamp;
@@ -61,11 +64,7 @@ public class BatchDeviceMessageProcessor {
     @Resource
     private FenceAlarmService fenceAlarmService;
     @Resource
-    private Client client;
-    @Resource(name = "mqttAlarmExecutor")
-    private TaskExecutor alarmExecutor;
-
-    private final RateLimiter mqttRateLimiter = RateLimiter.create(50.0);
+    private  KafkaTemplate<String, String> kafkaTemplate;
 
 
     /**
@@ -445,10 +444,17 @@ public class BatchDeviceMessageProcessor {
      */
     private HandDataVo parseAndConvertData(String sn, String payload, HandDataVo device) {
         try {
+            // 1. 【防御性编程】处理双重序列化问题
+            // 如果 payload 首尾有引号，说明是 "{\"a\":1}" 格式，需要先解开一层
+            if (payload.startsWith("\"") && payload.endsWith("\"")) {
+                // 去掉首尾引号，并把转义字符 \" 变成 "
+                payload = payload.substring(1, payload.length() - 1).replace("\\\"", "\"");
+            }
+
             JSONObject json = JSONUtil.parseObj(payload);
 
-            Double gasValue = json.getDouble("gas", null);
-            String loc = json.getStr("loc");
+            Double gasValue = json.getDouble("gas");
+            String loc = json.getStr("loc"); // Hutool 会把数组转成字符串 "[115, 39, 0]"
             String battery = json.getStr("battery");
 
             device.setValue(gasValue);
@@ -459,21 +465,29 @@ public class BatchDeviceMessageProcessor {
 
             // 解析位置信息
             if (StringUtils.isNotBlank(loc)) {
-                String coords = loc.substring(1, loc.length() - 1);
+                // 去掉首尾的中括号
+                String coords = loc.replace("[", "").replace("]", "");
                 String[] parts = coords.split(",");
 
-                if (parts.length == 3) {
+                if (parts.length >= 2) {
+                    // 2. 【关键修正】使用 trim() 去除空格
+                    // Double.parseDouble 实际上可以处理空格，但 trim 一下更安全
                     Map<String, Double> converted = CoordinateTransferUtils.wgs84ToGcj02(
-                            Double.parseDouble(parts[0]),
-                            Double.parseDouble(parts[1])
+                            Double.parseDouble(parts[0].trim()),
+                            Double.parseDouble(parts[1].trim())
                     );
 
                     device.setLongitude(converted.get("lon"));
                     device.setLatitude(converted.get("lat"));
-                    device.setGpsType(Integer.parseInt(parts[2]));
+
+                    if (parts.length >= 3) {
+                        // 3. 【关键修正】Integer.parseInt 必须 trim()，否则 " 0" 会报错
+                        device.setGpsType(Integer.parseInt(parts[2].trim()));
+                    }
                 }
             }
         } catch (Exception e) {
+            // 打印完整的 payload 以便排查
             log.error("[数据转换] 解析失败，SN: {}, payload: {}", sn, payload, e);
         }
 
@@ -838,63 +852,37 @@ public class BatchDeviceMessageProcessor {
                 handVo.getName(), statusText, gasName, valueStr);
 
         // 记录报警消息日志
-        AlarmMessageLog log = new AlarmMessageLog();
-        log.setDetectorId(handVo.getId());
-        log.setHolderName(handVo.getName());
-        log.setSn(handVo.getSn());
-        log.setDeptId(handVo.getDeptId());
-        log.setTenantId(handVo.getTenantId());
-        log.setMessage(msgContent);
-        log.setRemark("系统自动触发报警推送");
+        AlarmMessageLog alarmMessageLog = new AlarmMessageLog();
+        alarmMessageLog.setDetectorId(handVo.getId());
+        alarmMessageLog.setHolderName(handVo.getName());
+        alarmMessageLog.setSn(handVo.getSn());
+        alarmMessageLog.setDeptId(handVo.getDeptId());
+        alarmMessageLog.setTenantId(handVo.getTenantId());
+        alarmMessageLog.setMessage(msgContent);
+        alarmMessageLog.setRemark("系统自动触发报警推送");
 
         try {
-            List<String> targetSns = handDetectorService.getSnListByDept(
+            AlarmDispatchEvent event = new AlarmDispatchEvent(
                     handVo.getDeptId(),
                     handVo.getTenantId(),
-                    handVo.getSn()
-            );
+                    handVo.getSn(),
+                    msgContent
+                    );
 
-            if (targetSns != null && !targetSns.isEmpty()) {
-                log.setPushSnList(String.join(",", targetSns));
 
-                // 异步推送 MQTT 消息
-                publishAlarmToMqtt(targetSns, msgContent);
-            }
+            // 异步发送 Kafka，耗时极短 (<1ms)
+            // 使用 sourceSn 作为 Key，保证同一个部门/设备的报警排队有序处理
+            String key = handVo.getSn();
+            String json = JsonUtils.toJsonString(event);
+            kafkaTemplate.send(KafkaTopicType.ALARM_TOPIC.getValue(), key, json);
         } catch (Exception e) {
-            this.log.error("[报警推送] 准备推送数据失败", e);
+            log.error("[报警推送] 准备推送数据失败", e);
         }
 
-        context.alarmMessageLogs.add(log);
+        context.alarmMessageLogs.add(alarmMessageLog);
     }
 
-    /**
-     * 异步推送 MQTT 报警消息
-     */
-    private void publishAlarmToMqtt(List<String> targetSns, String message) {
-        alarmExecutor.execute(() -> {
-            Map<String, String> payload = Map.of("message", message);
 
-            try {
-                String json = OBJECT_MAPPER.writeValueAsString(payload);
-
-                for (String sn : targetSns) {
-                    if (StringUtils.isBlank(sn)) continue;
-
-                    // 限流
-                    mqttRateLimiter.acquire();
-
-                    try {
-                        String topic = sn + "/zds_down";
-                        client.publish(topic, json);
-                    } catch (Exception e) {
-                        log.error("[MQTT推送] 失败，SN: {}", sn, e);
-                    }
-                }
-            } catch (JsonProcessingException e) {
-                log.error("[MQTT推送] JSON序列化失败", e);
-            }
-        });
-    }
 
     /**
      * 批量更新 Redis
diff --git a/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/processor/HandAlarmMessageProcess.java b/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/processor/HandAlarmMessageProcess.java
new file mode 100644
index 0000000..6fea5b9
--- /dev/null
+++ b/cc-admin-master/yudao-module-hand-mqtt/src/main/java/cn/iocoder/yudao/module/mqtt/processor/HandAlarmMessageProcess.java
@@ -0,0 +1,82 @@
+package cn.iocoder.yudao.module.mqtt.processor;
+
+import cn.iocoder.yudao.framework.common.util.json.JsonUtils;
+import cn.iocoder.yudao.module.hand.service.HandDetectorService;
+import cn.iocoder.yudao.module.hand.vo.AlarmDispatchEvent;
+import cn.iocoder.yudao.module.mqtt.mqtt.Client;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.google.common.util.concurrent.RateLimiter;
+import jakarta.annotation.Resource;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+import java.util.Map;
+@Slf4j
+@Component
+public class HandAlarmMessageProcess {
+
+    @Resource
+    private Client mqttClient;
+    @Resource
+    private HandDetectorService handDetectorService;
+
+    private final RateLimiter mqttRateLimiter = RateLimiter.create(3000.0);
+
+    public void processSingle(String jsonValue) {
+        // 1. 解析 Kafka 消息
+        AlarmDispatchEvent event = JsonUtils.parseObject(jsonValue, AlarmDispatchEvent.class);
+        if (event == null) {
+            log.warn("[报警推送] 消息解析为空，忽略: {}", jsonValue);
+            return;
+        }
+
+        try {
+            // 2. 【查库】根据部门/租户/源设备SN，查询需要推送的目标设备列表
+            List<String> targetSns = handDetectorService.getSnListByDept(
+                    event.getDeptId(),
+                    event.getTenantId(),
+                    event.getSourceSn()
+            );
+
+            if (targetSns == null || targetSns.isEmpty()) {
+                log.info("[报警推送] 无需推送，目标列表为空. SourceSN: {}", event.getSourceSn());
+                return;
+            }
+            // 3. 执行推送逻辑
+            this.publishAlarmToMqtt(targetSns, event.getMsgContent());
+
+        } catch (Exception e) {
+            log.error("[报警推送] 处理异常 SourceSN: {}", event.getSourceSn(), e);
+        }
+    }
+
+    /**
+     * 执行 MQTT 推送 (包含限流)
+     */
+    private void publishAlarmToMqtt(List<String> targetSns, String message) {
+        if (message != null) {
+            return;
+         }
+        // 构造 MQTT 消息体
+        Map<String, String> payload = Map.of("message", message);
+        String jsonPayload = JsonUtils.toJsonString(payload);
+
+        for (String sn : targetSns) {
+            if (StringUtils.isBlank(sn)) continue;
+
+
+            mqttRateLimiter.acquire();
+            try {
+                String topic = sn + "/zds_down";
+                // 发送
+                mqttClient.publish(topic, jsonPayload);
+
+            } catch (Exception e) {
+                // 5. 【隔离】单个设备推送失败，不要影响列表里的下一个设备
+                log.error("[MQTT推送] 单个发送失败，SN: {}", sn, e);
+            }
+        }
+    }
+}
diff --git a/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/dal/FenceAlarmDO.java b/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/dal/FenceAlarmDO.java
index 599502b..0d4a2ce 100644
--- a/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/dal/FenceAlarmDO.java
+++ b/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/dal/FenceAlarmDO.java
@@ -84,7 +84,7 @@ public class FenceAlarmDO extends BaseDO {
     /**
      * 租户id
      */
-    private Integer tenantId;
+    private Long tenantId;
 
     /**
      * 部门id
diff --git a/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/service/FenceAlarmService.java b/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/service/FenceAlarmService.java
index eb17e72..de483d9 100644
--- a/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/service/FenceAlarmService.java
+++ b/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/service/FenceAlarmService.java
@@ -64,7 +64,7 @@ public interface FenceAlarmService {
     void update( FenceAlarmDO updateReqVO);
 
 
-    void batchCreateFenceAlarm(List<FenceAlarmSaveReqVO> fenceAlarmsToCreate);
+    void batchCreateFenceAlarm(List<FenceAlarmDO> fenceAlarmsToCreate);
 
     void batchUpdateById(List<FenceAlarmDO> fenceAlarmsToUpdate);
 
diff --git a/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/service/HandAlarmService.java b/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/service/HandAlarmService.java
index e8f77b5..8afdcc8 100644
--- a/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/service/HandAlarmService.java
+++ b/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/service/HandAlarmService.java
@@ -64,7 +64,7 @@ public interface HandAlarmService {
 
     void insertBatch(List<HandAlarmDO> doList);
 
-    void batchCreateHandAlarm(List<HandAlarmSaveReqVO> gasAlarmsToCreate);
+    void batchCreateHandAlarm(List<HandAlarmDO> gasAlarmsToCreate);
 
     void batchUpdateById(List<HandAlarmDO> gasAlarmsToUpdate);
 }
\ No newline at end of file
diff --git a/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/service/impl/FenceAlarmServiceImpl.java b/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/service/impl/FenceAlarmServiceImpl.java
index 4a35d5d..79e2c07 100644
--- a/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/service/impl/FenceAlarmServiceImpl.java
+++ b/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/service/impl/FenceAlarmServiceImpl.java
@@ -94,10 +94,9 @@ public class FenceAlarmServiceImpl implements FenceAlarmService {
     }
 
     @Override
-    public void batchCreateFenceAlarm(List<FenceAlarmSaveReqVO> fenceAlarmsToCreate) {
+    public void batchCreateFenceAlarm(List<FenceAlarmDO> fenceAlarmsToCreate) {
 
-        List<FenceAlarmDO> fenceAlarmDOs = BeanUtils.toBean(fenceAlarmsToCreate, FenceAlarmDO.class);
-        fenceAlarmMapper.insertBatch(fenceAlarmDOs);
+        fenceAlarmMapper.insertBatch(fenceAlarmsToCreate);
     }
 
     @Override
diff --git a/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/service/impl/HandAlarmServiceImpl.java b/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/service/impl/HandAlarmServiceImpl.java
index 9ab539d..e2c24f9 100644
--- a/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/service/impl/HandAlarmServiceImpl.java
+++ b/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/service/impl/HandAlarmServiceImpl.java
@@ -99,10 +99,9 @@ public class HandAlarmServiceImpl implements HandAlarmService {
     @Override
     @Transactional(rollbackFor = Exception.class)
     @TenantIgnore
-    public void batchCreateHandAlarm(List<HandAlarmSaveReqVO> gasAlarmsToCreate) {
+    public void batchCreateHandAlarm(List<HandAlarmDO> gasAlarmsToCreate) {
 
-        List<HandAlarmDO> bean = BeanUtils.toBean(gasAlarmsToCreate, HandAlarmDO.class);
-        handAlarmMapper.insertBatch(bean);
+        handAlarmMapper.insertBatch(gasAlarmsToCreate);
     }
 
     @Override
diff --git a/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/vo/AlarmDispatchEvent.java b/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/vo/AlarmDispatchEvent.java
new file mode 100644
index 0000000..3cd7f7b
--- /dev/null
+++ b/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/vo/AlarmDispatchEvent.java
@@ -0,0 +1,17 @@
+package cn.iocoder.yudao.module.hand.vo;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+public class AlarmDispatchEvent {
+    private Long deptId;
+    private Long tenantId;
+    private String sourceSn;
+
+    // 消息内容
+    private String msgContent;
+}
diff --git a/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/vo/HandDataVo.java b/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/vo/HandDataVo.java
index 91a7c6b..31c6506 100644
--- a/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/vo/HandDataVo.java
+++ b/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/vo/HandDataVo.java
@@ -112,4 +112,5 @@ public class HandDataVo {
 
     @Schema(description = "最后推送数据")
     private Double lastPushValue;
+
 }
diff --git a/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/vo/HandTdenginePageVO.java b/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/vo/HandTdenginePageVO.java
index 36a5812..7b0eefd 100644
--- a/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/vo/HandTdenginePageVO.java
+++ b/cc-admin-master/yudao-module-hand/src/main/java/cn/iocoder/yudao/module/hand/vo/HandTdenginePageVO.java
@@ -27,5 +27,6 @@ public class HandTdenginePageVO extends PageParam {
 
     private Long tenantId;
 
+    private Long deptId;
 
 }
diff --git a/cc-admin-master/yudao-module-hand/src/main/resources/mapper/TdengineMapper.xml b/cc-admin-master/yudao-module-hand/src/main/resources/mapper/TdengineMapper.xml
index 6169ef9..e85e79c 100644
--- a/cc-admin-master/yudao-module-hand/src/main/resources/mapper/TdengineMapper.xml
+++ b/cc-admin-master/yudao-module-hand/src/main/resources/mapper/TdengineMapper.xml
@@ -162,14 +162,17 @@
                 AND tenant_id = #{vo.tenantId}
             </if>
             <if test="vo.startTime != null">
-                AND ts >= #{po.startTime}
+                AND ts >= #{vo.startTime}
             </if>
             <if test="vo.endTime != null">
-                AND ts &lt;= #{po.endTime}
+                AND ts &lt;= #{vo.endTime}
+            </if>
+            <if test="vo.deptId != null">
+                AND  dept_id; = #{vo.deptId}
             </if>
             <if test="vo.holderName != null and vo.holderName != ''">
                 <bind name="holderNamePattern" value="'%' + vo.holderName + '%'" />
-                AND holder_name LIKE #{holderNamePattern}
+                AND holder_name LIKE #{vo.holderNamePattern}
             </if>
             <if test="vo.pushSnList != null and vo.pushSnList != ''">
                 <!-- 使用 INSTR 函数：查找子串位置，大于0表示存在 -->
diff --git a/cc-admin-master/yudao-server/src/main/resources/application.yaml b/cc-admin-master/yudao-server/src/main/resources/application.yaml
index ed0c593..be33b8a 100644
--- a/cc-admin-master/yudao-server/src/main/resources/application.yaml
+++ b/cc-admin-master/yudao-server/src/main/resources/application.yaml
@@ -125,25 +125,31 @@ rocketmq:
     group: ${spring.application.name}_PRODUCER # 生产者分组
 
 spring:
-  # Kafka 配置项，对应 KafkaProperties 配置类
   kafka:
-    # Kafka Producer 配置项
     producer:
-      acks: 1 # 0-不应答。1-leader 应答。all-所有 leader 和 follower 应答。
-      retries: 3 # 发送失败时，重试发送的次数
-      value-serializer: org.springframework.kafka.support.serializer.JsonSerializer # 消息的 value 的序列化
-    # Kafka Consumer 配置项
-    consumer:
-      auto-offset-reset: earliest # 设置消费者分组最初的消费进度为 earliest 。可参考博客 https://blog.csdn.net/lishuangzhe7047/article/details/74530417 理解
-      value-deserializer: org.springframework.kafka.support.serializer.JsonDeserializer
-      max-poll-records: 300
-      fetch-max-wait: 3000  # 等待拉取消息的最大时间（毫秒）
+      acks: 1
+      retries: 3
+      batch-size: 16384
+      key-serializer: org.apache.kafka.common.serialization.StringSerializer
+      value-serializer: org.apache.kafka.common.serialization.StringSerializer
       properties:
-        spring.json.trusted.packages: '*'
-      group-id: consumer-${spring.application.name} # 消费者分组
-    # Kafka Consumer Listener 监听器配置
+        linger.ms: 10
+        buffer.memory: 33554432
+    consumer:
+      enable-auto-commit: false
+      auto-offset-reset: earliest
+      max-poll-records: 1000
+      fetch-max-wait: 3000
+
+      # 【修正3】改为 StringDeserializer
+      key-deserializer: org.apache.kafka.common.serialization.StringDeserializer
+      value-deserializer: org.apache.kafka.common.serialization.StringDeserializer
+
+      group-id: consumer-${spring.application.name}
+
     listener:
-      missing-topics-fatal: false # 消费监听接口监听的主题不存在时，默认会报错。所以通过设置为 false ，解决报错
+      missing-topics-fatal: false
+
 --- #################### 芋道相关配置 ####################
 
 yudao: