diff --git a/business/jxstore/event/event_tcp.go b/business/jxstore/event/event_tcp.go
index e59ad8afd..084a98001 100644
--- a/business/jxstore/event/event_tcp.go
+++ b/business/jxstore/event/event_tcp.go
@@ -79,6 +79,7 @@ func (t *TcpClient) handleConn(c net.Conn) error {
 		if strings.Contains(data, heartText) || strings.Contains(data, heartTextNew) {
 			printNoData, _ := hex.DecodeString(data[len(heartText) : len(data)-8])
 			printNo = string(printNoData)
+			globals.SugarLogger.Debugf("TimeoutMap 1:%s", utils.Format4Output(t.TimeoutMap[printNo], false))
 			status := printStatus2JxStatus(data[len(data)-8 : len(data)-6])
 			//如果没在连接池里
 			//1、加到连接池中，不同的打印机no开不同的goroutine
@@ -91,6 +92,7 @@ func (t *TcpClient) handleConn(c net.Conn) error {
 				t.addConn(c, printNo, status)
 				t.buildAllMap(printNo)
 				t.HandleTcpMessages(printNo)
+				globals.SugarLogger.Debugf("TimeoutMap 3:%s", utils.Format4Output(t.TimeoutMap[printNo], false))
 				t.doPrint(printNo)
 				if status == printerStatusOnline {
 					//t.printFail()
@@ -315,7 +317,7 @@ func (t *TcpClient) doPrint(key string) (err error) {
 
 //检测心跳
 func (t *TcpClient) HandleCheckTcpHeart(key string) {
-	globals.SugarLogger.Debugf("HandleCheckTcpHeart begin key: %s", key)
+	globals.SugarLogger.Debugf("HandleCheckTcpHeart begin key: %v", <-t.TimeoutMap[key])
 	go func() {
 		for {
 			select {
@@ -324,6 +326,7 @@ func (t *TcpClient) HandleCheckTcpHeart(key string) {
 				close(t.MsgMap[key])
 				close(t.CallBackMap[key])
 				t.delConn(key)
+				close(t.TimeoutMap[key])
 				//delete(t.Clients, key)
 				return
 			default:
@@ -332,8 +335,8 @@ func (t *TcpClient) HandleCheckTcpHeart(key string) {
 					//1分钟内没心跳判断打印机掉线了
 					if time.Now().Sub(statusTime) > time.Minute+time.Second*10 {
 						changePrinterStatus(key, printerStatusOffline)
-						//t.clear(key)
 						close(t.TimeoutMap[key])
+						t.clear(key)
 					}
 				}
 			}