diff --git a/src/main/java/com/iflytop/gd/app/ws/server/WebSocketServer.java b/src/main/java/com/iflytop/gd/app/ws/server/WebSocketServer.java
index 2281004..bd27ede 100644
--- a/src/main/java/com/iflytop/gd/app/ws/server/WebSocketServer.java
+++ b/src/main/java/com/iflytop/gd/app/ws/server/WebSocketServer.java
@@ -1,7 +1,9 @@
 package com.iflytop.gd.app.ws.server;
 
+import com.iflytop.gd.app.service.device.DeviceStateService;
 import jakarta.websocket.*;
 import jakarta.websocket.server.ServerEndpoint;
+import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Component;
 
@@ -12,7 +14,9 @@ import java.util.Set;
 @Slf4j
 @ServerEndpoint("/ws")
 @Component
+@RequiredArgsConstructor
 public class WebSocketServer {
+    private final DeviceStateService deviceStateService;
 
     private static final Set<Session> sessions = Collections.synchronizedSet(new HashSet<>());
 
@@ -22,7 +26,7 @@ public class WebSocketServer {
                 try {
                     session.getBasicRemote().sendText(message);
                 } catch (Exception e) {
-                    log.error("发送给客户端失败 sessionId={}", session.getId(), e);
+                    log.error("WS发送给客户端失败 sessionId={}", session.getId(), e);
                 }
             }
         }
@@ -41,8 +45,13 @@ public class WebSocketServer {
 
     @OnClose
     public void onClose(Session session) {
-        sessions.remove(session);
-        log.info("连接已关闭，sessionId={}", session.getId());
+        try {
+            sessions.remove(session);
+            log.info("连接已关闭，清空当前登录用户，sessionId={}", session.getId());
+            deviceStateService.getDeviceState().setCurrentUser(null);
+        } catch (Exception e) {
+            log.error("WS链接断开清空登录信息错误", e);
+        }
     }
 
     @OnError