diff --git a/src/views/doc/share.vue b/src/views/doc/share.vue
index a69a064..9a04f10 100644
--- a/src/views/doc/share.vue
+++ b/src/views/doc/share.vue
@@ -103,12 +103,22 @@ function onShareMember(row:matterInfo){
 
 //文件预览
 function onShareView(row:matterInfo){
-  if(row.name.endsWith('...')){
-    row.name="archive.zip"
+  let a=row.name;
+  if(a.endsWith('...')){
+    a=`${row.uuid}-${row.code}.zip`
   }
-  let _url=`${siteHost}${apiURL}/share/zip?shareUuid=${row.uuid}&code=${row.code}&puuid=root&rootUuid=root&fullfilename=${row.name}`
+  
+  //由于预览服务在缓存文件时，直接按文件名缓存，所以同名文件就会出现覆盖错乱的问题
+  a=a.match("(\.[a-zA-Z]+)$")
+  if (a && a.length>0) {
+    a=`${row.uuid}-${row.code}${a[0]}`
+  }else{
+    a=`${row.uuid}${row.name}`
+  }
+
+  let _url=`${siteHost}${apiURL}/share/zip?shareUuid=${row.uuid}&code=${row.code}&uid=${uid}&puuid=root&rootUuid=root&fullfilename=${a}`
   dynamicVNode.value=h(preview,{
-    url:`${officeHost}/onlinePreview?url=`+encodeURIComponent(btoa(_url)),
+    url:`${officeHost}/onlinePreview?url=`+window.btoa(unescape(encodeURIComponent(_url))),
     closeFunc:()=>dynamicVNode.value=null
   })
 }