diff --git a/src/utils/backToBase.js b/src/utils/backToBase.js
index 48ee8f6..147b4b9 100644
--- a/src/utils/backToBase.js
+++ b/src/utils/backToBase.js
@@ -1,8 +1,12 @@
 /**
  * 返回 GBS 基座，逻辑与 Map 页 Header / RightUtils 保持一致
  */
+import { tools } from "@cqsjjb/jjb-common-lib";
+
 export function backToBase() {
-  window.close();
+  if(!tools.inIframe()){
+    window.close();
+  }
   setTimeout(() => {
     if (!window.closed && !window.opener) {
       const apiHost = window.__JJB_ENVIRONMENT__?.API_HOST