diff --git a/business/jxstore/event/event_tcp.go b/business/jxstore/event/event_tcp.go
index f56af683e..59be3bcca 100644
--- a/business/jxstore/event/event_tcp.go
+++ b/business/jxstore/event/event_tcp.go
@@ -481,7 +481,7 @@ func HandleCheckTcpHeart(t *TcpClient, key string) {
 				statusTime := t.getPrintStatusTime(key)
 				if !utils.IsTimeZero(statusTime) {
 					//1分钟内没心跳判断打印机掉线了
-					if time.Now().Sub(statusTime) > time.Second*60 {
+					if time.Now().Sub(statusTime) > time.Second*75 {
 						globals.SugarLogger.Debugf("超过一分十秒没有心跳的打印机[%s],当前心跳时间: %s ,上一次心跳时间 : %s", key, utils.Time2TimeStr(time.Now()), utils.Time2TimeStr(statusTime))
 						changePrinterStatus(key, printerStatusOffline)
 						delete(t.TimeoutMap, key)