diff --git a/frontend/src/components/widget/deWidget/DeTabs.vue b/frontend/src/components/widget/deWidget/DeTabs.vue
index 6e401c8166..60c25fda40 100644
--- a/frontend/src/components/widget/deWidget/DeTabs.vue
+++ b/frontend/src/components/widget/deWidget/DeTabs.vue
@@ -470,8 +470,8 @@ export default {
         let switchCount = 1
         // 轮播定时器
         this.timer = setInterval(() => {
-          switchCount++
           const nowIndex = switchCount % this.element.options.tabList.length
+          switchCount++
           this.activeTabName = this.element.options.tabList[nowIndex].name
         }, switchTime)
       }
diff --git a/frontend/src/components/widget/deWidget/TabStyle.vue b/frontend/src/components/widget/deWidget/TabStyle.vue
index c73831ad80..0813f2d94a 100644
--- a/frontend/src/components/widget/deWidget/TabStyle.vue
+++ b/frontend/src/components/widget/deWidget/TabStyle.vue
@@ -135,8 +135,9 @@
               type="number"
               size="mini"
               :min="2"
+              :max="3600"
               class="hide-icon-number"
-              @change="styleChange"
+              @change="switchTimeChange"
             >
               <template slot="append">S</template>
             </el-input>
@@ -180,6 +181,14 @@ export default {
       const current = this.$refs[pickKey]
       current && (current.showPicker = true)
     },
+    switchTimeChange() {
+      if (!this.styleInfo.switchTime || this.styleInfo.switchTime < 2) {
+        this.styleInfo.switchTime = 2
+      } else if (this.styleInfo.switchTime && this.styleInfo.switchTime > 3600) {
+        this.styleInfo.switchTime = 3600
+      }
+      this.styleChange()
+    },
     styleChange() {
       this.$store.commit('canvasChange')
     }