diff --git a/business/jxstore/event/event_tcp.go b/business/jxstore/event/event_tcp.go
index f1512fd66..8917a5c5e 100644
--- a/business/jxstore/event/event_tcp.go
+++ b/business/jxstore/event/event_tcp.go
@@ -153,9 +153,9 @@ func (t *TcpClient) HandleTcpMessages(printNo string) {
 			//一直读？
 			prints, _ := dao.GetPrintMsgs(db, printNo, []int{printMsgWait}, time.Now().Add(-time.Hour*3), time.Now(), offset, pageSize)
 			for _, printMsg := range prints {
-				t.addMsgChan(printMsg)
 				printMsg.Status = printMsgAlreadyLoad
 				dao.UpdateEntity(db, printMsg, "Status")
+				t.addMsgChan(printMsg)
 			}
 		}
 	}()
@@ -219,11 +219,13 @@ func (t *TcpClient) doPrint(key string) (err error) {
 	return err
 }
 
+//检测心跳
 func (t *TcpClient) HandleCheckTcpHeart(key string) {
 	go func() {
 		for {
 			if !utils.IsTimeZero(t.getPrintStatusTime(key)) {
-				if time.Now().Sub(t.getPrintStatusTime(key)) > time.Minute*3 {
+				//2分钟内没心跳判断打印机掉线了
+				if time.Now().Sub(t.getPrintStatusTime(key)) > time.Minute*2 {
 					changePrinterStatus(key, printerStatusOffline)
 					if t.isExist(key) {
 						globals.SugarLogger.Debugf("HandleCheckTcpHeart del key,%v", key)