diff --git a/iot-access/access-api/src/main/java/com/njcn/access/pojo/dto/heart/HeartBeatDto.java b/iot-access/access-api/src/main/java/com/njcn/access/pojo/dto/heart/HeartBeatDto.java
deleted file mode 100644
index c37a135..0000000
--- a/iot-access/access-api/src/main/java/com/njcn/access/pojo/dto/heart/HeartBeatDto.java
+++ /dev/null
@@ -1,21 +0,0 @@
-package com.njcn.access.pojo.dto.heart;
-
-import com.njcn.access.annotation.ParamName;
-import lombok.Data;
-
-import java.io.Serializable;
-
-/**
- * 类的介绍：
- *
- * @author xuyang
- * @version 1.0.0
- * @createTime 2023/4/28 10:42
- */
-@Data
-public class HeartBeatDto implements Serializable {
-
-    @ParamName("Time")
-    private Long time;
-
-}
diff --git a/iot-access/access-boot/src/main/java/com/njcn/access/handler/MqttMessageHandler.java b/iot-access/access-boot/src/main/java/com/njcn/access/handler/MqttMessageHandler.java
index 96f52e6..6d6e7e5 100644
--- a/iot-access/access-boot/src/main/java/com/njcn/access/handler/MqttMessageHandler.java
+++ b/iot-access/access-boot/src/main/java/com/njcn/access/handler/MqttMessageHandler.java
@@ -14,7 +14,6 @@ import com.njcn.access.enums.TypeEnum;
 import com.njcn.access.pojo.RspDataDto;
 import com.njcn.access.pojo.dto.*;
 import com.njcn.access.pojo.dto.file.FileDto;
-import com.njcn.access.pojo.dto.heart.HeartBeatDto;
 import com.njcn.access.pojo.param.ReqAndResParam;
 import com.njcn.access.pojo.po.CsDeviceOnlineLogs;
 import com.njcn.access.pojo.po.CsLineModel;
@@ -383,15 +382,15 @@ public class MqttMessageHandler {
                 csEquipmentDeliveryService.updateRunStatusBynDid(nDid,AccessEnum.ONLINE.getCode());
                 //处理心跳
                 ReqAndResDto.Res reqAndResParam = new ReqAndResDto.Res();
-                HeartBeatDto heartBeatDto = new HeartBeatDto();
-                //fixme 前置处理的时间应该是UTC时间，所以需要加8小时。
-                heartBeatDto.setTime(System.currentTimeMillis()/1000+8*3600);
                 reqAndResParam.setMid(res.getMid());
                 reqAndResParam.setDid(0);
                 reqAndResParam.setPri(AccessEnum.FIRST_CHANNEL.getCode());
                 reqAndResParam.setType(Integer.parseInt(TypeEnum.TYPE_29.getCode()));
                 reqAndResParam.setCode(200);
-                reqAndResParam.setMsg(heartBeatDto);
+                //fixme 前置处理的时间应该是UTC时间，所以需要加8小时。
+                String json = "{Time:\""+(System.currentTimeMillis()/1000+8*3600)+"\"}";
+                net.sf.json.JSONObject jsonObject = net.sf.json.JSONObject.fromObject(json);
+                reqAndResParam.setMsg(jsonObject);
                 publisher.send("/Dev/DataRsp/"+version+"/"+nDid,gson.toJson(reqAndResParam),1,false);
                 //处理业务逻辑
                 Object object = res.getMsg();
diff --git a/iot-analysis/analysis-zl-event/zl-event-boot/src/main/java/com/njcn/zlevent/service/impl/EventServiceImpl.java b/iot-analysis/analysis-zl-event/zl-event-boot/src/main/java/com/njcn/zlevent/service/impl/EventServiceImpl.java
index b601935..8fb0386 100644
--- a/iot-analysis/analysis-zl-event/zl-event-boot/src/main/java/com/njcn/zlevent/service/impl/EventServiceImpl.java
+++ b/iot-analysis/analysis-zl-event/zl-event-boot/src/main/java/com/njcn/zlevent/service/impl/EventServiceImpl.java
@@ -242,4 +242,10 @@ public class EventServiceImpl implements IEventService {
         }
         return result;
     }
+
+    /**
+     * 发送通知消息
+     */
+
+
 }