diff --git a/app/Console/Commands/SyncDialogUserMsgToZincSearch.php b/app/Console/Commands/SyncDialogUserMsgToZincSearch.php
index 3dc6ea31e..acef0e30b 100644
--- a/app/Console/Commands/SyncDialogUserMsgToZincSearch.php
+++ b/app/Console/Commands/SyncDialogUserMsgToZincSearch.php
@@ -19,7 +19,7 @@ class SyncDialogUserMsgToZincSearch extends Command
      * --c: 清除索引
      */
 
-    protected $signature = 'zinc:sync-dialog-user-msg {--f} {--i} {--c} {--batch=500}';
+    protected $signature = 'zinc:sync-dialog-user-msg {--f} {--i} {--c} {--batch=1000}';
     protected $description = '同步聊天会话用户和消息到 ZincSearch';
 
     /**
diff --git a/app/Module/ZincSearch/ZincSearchKeyValue.php b/app/Module/ZincSearch/ZincSearchKeyValue.php
index c1482e4f2..2a56b3d00 100644
--- a/app/Module/ZincSearch/ZincSearchKeyValue.php
+++ b/app/Module/ZincSearch/ZincSearchKeyValue.php
@@ -11,19 +11,19 @@ use App\Module\Base;
  * 使用方法:
  *
  * 1. 基本操作
- *    - 设置键值: ZincSearchValue::set('site_name', '我的网站');
- *    - 设置复杂数据: ZincSearchValue::set('site_config', ['logo' => 'logo.png', 'theme' => 'dark']);
- *    - 合并现有数据: ZincSearchValue::set('site_config', ['footer' => '版权所有'], true);
- *    - 获取键值: $siteName = ZincSearchValue::get('site_name');
- *    - 获取键值带默认值: $theme = ZincSearchValue::get('theme', 'light');
- *    - 删除键值: ZincSearchValue::delete('temporary_data');
+ *    - 设置键值: ZincSearchKeyValue::set('site_name', '我的网站');
+ *    - 设置复杂数据: ZincSearchKeyValue::set('site_config', ['logo' => 'logo.png', 'theme' => 'dark']);
+ *    - 合并现有数据: ZincSearchKeyValue::set('site_config', ['footer' => '版权所有'], true);
+ *    - 获取键值: $siteName = ZincSearchKeyValue::get('site_name');
+ *    - 获取键值带默认值: $theme = ZincSearchKeyValue::get('theme', 'light');
+ *    - 删除键值: ZincSearchKeyValue::delete('temporary_data');
  *
  * 2. 批量操作
- *    - 批量设置: ZincSearchValue::batchSet(['user_count' => 100, 'active_users' => 50]);
- *    - 批量获取: $stats = ZincSearchValue::batchGet(['user_count', 'active_users']);
+ *    - 批量设置: ZincSearchKeyValue::batchSet(['user_count' => 100, 'active_users' => 50]);
+ *    - 批量获取: $stats = ZincSearchKeyValue::batchGet(['user_count', 'active_users']);
  *
  * 3. 其他操作
- *    - 清空所有数据: ZincSearchValue::clear();
+ *    - 清空所有数据: ZincSearchKeyValue::clear();
  */
 class ZincSearchKeyValue
 {
diff --git a/app/Module/ZincSearch/ZincSearchUserMsg.php b/app/Module/ZincSearch/ZincSearchUserMsg.php
index f814595fd..67f959de2 100644
--- a/app/Module/ZincSearch/ZincSearchUserMsg.php
+++ b/app/Module/ZincSearch/ZincSearchUserMsg.php
@@ -74,9 +74,9 @@ class ZincSearchUserMsg
                 'key' => ['type' => 'text', 'index' => true],
                 'bot' => ['type' => 'numeric', 'index' => true],
 
-                // 关联字段 - ZincSearch不支持父子文档，使用引用字段代替
-                'parent_id' => ['type' => 'keyword', 'index' => true],
-                'doc_type' => ['type' => 'keyword', 'index' => true] // dialog_user 或 dialog_msg
+                // 关联字段
+                '_join_type' => ['type' => 'keyword', 'index' => true],
+                '_join_key' => ['type' => 'keyword', 'index' => true],
             ]
         ];
 
@@ -168,7 +168,7 @@ class ZincSearchUserMsg
      */
     public static function generateUserDocId(WebSocketDialogUser $dialogUser): string
     {
-        return "user_{$dialogUser->userid}_dialog_{$dialogUser->dialog_id}";
+        return "dialog_{$dialogUser->dialog_id}_user_{$dialogUser->userid}";
     }
 
     /**
@@ -192,8 +192,8 @@ class ZincSearchUserMsg
             'hide' => $dialogUser->hide ?: 0,
             'color' => $dialogUser->color,
 
-            'doc_type' => 'dialog_user',
-            'parent_id' => '' // 用户文档没有父文档
+            '_join_type' => 'dialog_user',
+            '_join_key' => '' // 用户文档没有父文档
         ];
     }
 
@@ -261,7 +261,7 @@ class ZincSearchUserMsg
             $searchParams = [
                 'search_type' => 'term',
                 'query' => [
-                    'field' => 'parent_id',
+                    'field' => '_join_key',
                     'term' => $docId
                 ],
                 'from' => 0,
@@ -297,9 +297,9 @@ class ZincSearchUserMsg
      * @param string $userid
      * @return string
      */
-    public static function generateMsgParentId(WebSocketDialogMsg $dialogMsg, string $userid): string
+    public static function generateMsgJoinKey(WebSocketDialogMsg $dialogMsg, string $userid): string
     {
-        return "user_{$userid}_dialog_{$dialogMsg->dialog_id}";
+        return "dialog_{$dialogMsg->dialog_id}_user_{$userid}";
     }
 
     /**
@@ -334,8 +334,8 @@ class ZincSearchUserMsg
             'key' => $dialogMsg->key,
             'bot' => $dialogMsg->bot ? 1 : 0,
 
-            'doc_type' => 'dialog_msg',
-            'parent_id' => self::generateMsgParentId($dialogMsg, $userid)
+            '_join_type' => 'dialog_msg',
+            '_join_key' => self::generateMsgJoinKey($dialogMsg, $userid)
         ];
     }