diff --git a/handler/im.go b/handler/im.go
index 3b4211d..bc634fd 100644
--- a/handler/im.go
+++ b/handler/im.go
@@ -12,7 +12,6 @@ import (
 	"net/http"
 	"strconv"
 	"sync"
-	"time"
 )
 
 type SMessage struct {
@@ -85,8 +84,8 @@ func subscribeAndHandleIMMessages(ws *websocket.Conn, userId int) {
 	defer ws.Close()
 	ch := pubsub.Channel()
 	//定时器，每3秒发送一次心跳
-	ticker := time.NewTicker(3 * time.Second)
-	defer ticker.Stop()
+	//ticker := time.NewTicker(3 * time.Second)
+	//defer ticker.Stop()
 
 	var sessionID uint
 
@@ -153,18 +152,18 @@ func subscribeAndHandleIMMessages(ws *websocket.Conn, userId int) {
 	}()
 
 	//发送心跳包
-	for {
-		select {
-		case <-done:
-			//客户端断开连接
-			return
-		case t := <-ticker.C:
-			//发送心跳
-			err := ws.WriteMessage(websocket.PingMessage, nil)
-			if err != nil {
-				log.Println("Ping error:", err, t)
-				return
-			}
-		}
-	}
+	//for {
+	//	select {
+	//	case <-done:
+	//		//客户端断开连接
+	//		return
+	//	case t := <-ticker.C:
+	//		//发送心跳
+	//		err := ws.WriteMessage(websocket.PingMessage, nil)
+	//		if err != nil {
+	//			log.Println("Ping error:", err, t)
+	//			return
+	//		}
+	//	}
+	//}
 }