diff --git a/src/views/dashboard/overview/index.vue b/src/views/dashboard/overview/index.vue
index e2f0e172..43749ada 100644
--- a/src/views/dashboard/overview/index.vue
+++ b/src/views/dashboard/overview/index.vue
@@ -161,6 +161,7 @@ function loadData() {
   upfTFSend(7);
   upfTFSend(30);
 
+  clearInterval(interval10s.value);
   interval10s.value = setInterval(() => {
     upfTFActive.value = upfTFActive.value >= 2 ? 0 : upfTFActive.value + 1;
     if (upfTFActive.value === 0) {
@@ -172,6 +173,7 @@ function loadData() {
     }
   }, 10_000);
 
+  clearInterval(interval5s.value);
   interval5s.value = setInterval(() => {
     fnGetSkim(); // 获取概览信息
     fnGetNeState(); // 获取网元状态
@@ -191,7 +193,9 @@ onMounted(() => {
 
 onBeforeUnmount(() => {
   clearInterval(interval10s.value);
+  interval10s.value = null;
   clearInterval(interval5s.value);
+  interval5s.value = null;
 });
 </script>