diff --git a/bsp/src/bsp_bt.c b/bsp/src/bsp_bt.c
index a963fdc..60c375d 100644
--- a/bsp/src/bsp_bt.c
+++ b/bsp/src/bsp_bt.c
@@ -404,8 +404,11 @@ int BSP_Bt_Process (uint8_t *data, uint16_t len)
             {
                 rt_thread_mdelay (100);
             }
-            to_sever_send_bt_connect_flag = 0;
-            Ml307_Send_Event (KMl307ValveDisconnectEvent);
+            if (to_sever_send_bt_connect_flag)//有了连接后再断开，否则不发送
+            {
+                to_sever_send_bt_connect_flag = 0;
+                Ml307_Send_Event (KMl307ValveDisconnectEvent);
+            }  
         }
         break;
     default: