diff --git a/src/views/reportData/photostatis/index.vue b/src/views/reportData/photostatis/index.vue
index f2cc3ec..cdc4497 100644
--- a/src/views/reportData/photostatis/index.vue
+++ b/src/views/reportData/photostatis/index.vue
@@ -184,6 +184,7 @@
           min-width="130"
           show-overflow-tooltip
           sortable
+          :sort-method="sortfirstTime"
         >
           <template slot-scope="scope">
             {{ scope.row.photoInfo.firstPhotoTime }}
@@ -195,6 +196,7 @@
           min-width="130"
           show-overflow-tooltip
           sortable
+          :sort-method="sortRecvTime"
         >
           <template slot-scope="scope">
             {{ scope.row.photoInfo.lastRecvTime }}
@@ -328,6 +330,34 @@ export default {
     formatLastHeartbeat(timestamp) {
       return this.$moment(timestamp * 1000).format("YYYY-MM-DD HH:mm:ss");
     },
+    sortRecvTime(a, b) {
+      // 将字符串转换为日期对象，处理 null 值
+      const dateA = a.photoInfo.lastRecvTime
+        ? new Date(a.photoInfo.lastRecvTime)
+        : new Date(0);
+      const dateB = b.photoInfo.lastRecvTime
+        ? new Date(b.photoInfo.lastRecvTime)
+        : new Date(0);
+
+      // 比较日期
+      if (dateA < dateB) return -1;
+      if (dateA > dateB) return 1;
+      return 0;
+    },
+    sortfirstTime(a, b) {
+      // 将字符串转换为日期对象，处理 null 值
+      const dateA = a.photoInfo.firstPhotoTime
+        ? new Date(a.photoInfo.firstPhotoTime)
+        : new Date(0);
+      const dateB = b.photoInfo.firstPhotoTime
+        ? new Date(b.photoInfo.firstPhotoTime)
+        : new Date(0);
+
+      // 比较日期
+      if (dateA < dateB) return -1;
+      if (dateA > dateB) return 1;
+      return 0;
+    },
     //获取电压信息
     getSearchdy() {
       getSearchInfo({ type: 1 })