diff --git a/src/views/chart/hooks/monitoring.ts b/src/views/chart/hooks/monitoring.ts
index 6929e79..817894e 100644
--- a/src/views/chart/hooks/monitoring.ts
+++ b/src/views/chart/hooks/monitoring.ts
@@ -872,7 +872,9 @@ export default (state: IObject) => {
 
         {
           const date = new dateService().getFullDate(undefined, '-'); //当日
-          const time = new dateService().getTime(others.beginTime); //24小时制的开始时间 从配置viewConfig中取
+          const time = new dateService().getTime(
+            others.beginTime || new Date(+new dateService().getMidnightTimeStamp()),
+          ); //24小时制的开始时间 从配置viewConfig中取,没有就取当日零点时间
           const beginTime = new Date(`${date} ${time}`).getTime(); //组装好的日期获取时间戳
 
           const endTime = beginTime + new dateService().oneDayTimestamp - 1000; //毫秒戳 一天的时间戳减去1秒 算出截至时间戳