diff --git a/message/message-boot/src/main/java/com/njcn/message/redis/RedisKeyExpirationListener.java b/message/message-boot/src/main/java/com/njcn/message/redis/RedisKeyExpirationListener.java
new file mode 100644
index 0000000..ef4602f
--- /dev/null
+++ b/message/message-boot/src/main/java/com/njcn/message/redis/RedisKeyExpirationListener.java
@@ -0,0 +1,43 @@
+package com.njcn.message.redis;
+
+import com.njcn.message.websocket.WebSocketServer;
+import com.njcn.redis.utils.RedisUtil;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.redis.connection.Message;
+import org.springframework.data.redis.listener.KeyExpirationEventMessageListener;
+import org.springframework.data.redis.listener.RedisMessageListenerContainer;
+import org.springframework.stereotype.Component;
+
+/**
+ * Description:
+ * Date: 2025/03/12  下午 3:33【需求编号】
+ *监听器监听的是所有库的key事件
+ * @author clam
+ * @version V1.0.0
+ */
+@Slf4j
+@Component
+public class RedisKeyExpirationListener extends KeyExpirationEventMessageListener {
+        @Autowired
+    private RedisUtil redisUtil;
+    public RedisKeyExpirationListener(RedisMessageListenerContainer listenerContainer) {
+        super(listenerContainer);
+    }
+
+    @Override
+    public void onMessage(Message message, byte[] pattern) {
+        // 用户做自己的业务处理即可,注意message.toString()可以获取失效的key
+        String expiredKey = message.toString();
+        if(expiredKey.contains("AskRealData:")){
+            log.info("失效expiredKey:{}", expiredKey);
+            String lineId = expiredKey.replace("AskRealData:","");
+            WebSocketServer.sendInfo("前置连接存在问题",lineId);
+            redisUtil.delete(expiredKey);
+        }
+
+
+    }
+
+
+}
diff --git a/message/message-boot/src/main/java/com/njcn/message/websocket/ScheduledTasks.java b/message/message-boot/src/main/java/com/njcn/message/websocket/ScheduledTasks.java
deleted file mode 100644
index fd62ade..0000000
--- a/message/message-boot/src/main/java/com/njcn/message/websocket/ScheduledTasks.java
+++ /dev/null
@@ -1,35 +0,0 @@
-package com.njcn.message.websocket;
-
-import com.njcn.redis.utils.RedisUtil;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.scheduling.annotation.EnableScheduling;
-import org.springframework.scheduling.annotation.Scheduled;
-import org.springframework.stereotype.Component;
-
-import java.util.List;
-
-/**
- * Description:
- * Date: 2025/01/14  上午 10:24【需求编号】
- *
- * @author clam
- * @version V1.0.0
- */
-@Component
-@EnableScheduling
-public class ScheduledTasks {
-
-    @Autowired
-    private RedisUtil redisUtil;
-
-    @Scheduled(fixedRate = 15000) // 每15s执行一次
-    public void reportCurrentTime() {
-        List<String> likeListAllValues = (List<String>) redisUtil.getLikeListAllValues("AskRealData:");
-        likeListAllValues.forEach(temp->{
-            String lineId = temp.replace("AskRealData:","");
-            WebSocketServer.sendInfo("前置连接存在问题",lineId);
-            redisUtil.delete(temp);
-        });
-
-    }
-}
diff --git a/message/message-boot/src/main/java/com/njcn/message/websocket/WebSocketServer.java b/message/message-boot/src/main/java/com/njcn/message/websocket/WebSocketServer.java
index f8f81a4..b03fa38 100644
--- a/message/message-boot/src/main/java/com/njcn/message/websocket/WebSocketServer.java
+++ b/message/message-boot/src/main/java/com/njcn/message/websocket/WebSocketServer.java
@@ -128,7 +128,7 @@ public class WebSocketServer  {
         baseMessage.setMessageBody(JSONObject.toJSONString(askRealDataMessage));
         // 发送消息到topic1
         askRealDataMessaggeTemplate.sendMember(baseMessage);
-        redisUtil.saveByKey("AskRealData:".concat(split[1]),"AskRealData:".concat(split[1]));
+        redisUtil.saveByKeyWithExpire("AskRealData:".concat(split[1]),"AskRealData:".concat(split[1]),20L);
         log.info("监测点连接:" + userIdAndLineIdAndDevId + ",当前在线监测点数为:" + getOnlineCount());
 
     }