diff --git a/server/websocket/internal/logic/datatransferlogic.go b/server/websocket/internal/logic/datatransferlogic.go
index 81cecdd9..6a3b206f 100644
--- a/server/websocket/internal/logic/datatransferlogic.go
+++ b/server/websocket/internal/logic/datatransferlogic.go
@@ -45,14 +45,19 @@ var (
 
 // 每个连接的连接属性
 type wsConnectItem struct {
-	conn        *websocket.Conn //websocket的连接
-	closeChan   chan struct{}   //关闭chan
-	isClose     bool            //是否已经关闭
-	flag        string
-	inChan      chan []byte //接受消息缓冲通道
-	outChan     chan []byte //发送回客户端的消息
-	mutex       sync.Mutex
-	renderImage map[string]struct{} //需要渲染的图片
+	conn                   *websocket.Conn //websocket的连接
+	closeChan              chan struct{}   //关闭chan
+	isClose                bool            //是否已经关闭
+	flag                   string
+	inChan                 chan []byte //接受消息缓冲通道
+	outChan                chan []byte //发送回客户端的消息
+	mutex                  sync.Mutex
+	renderImage            map[string]struct{} //需要渲染的图片
+	renderImageControlChan chan renderImageControlChanItem
+}
+type renderImageControlChanItem struct {
+	Option int    // 0删除 1添加
+	Key    string //map的key
 }
 
 func (l *DataTransferLogic) DataTransfer(svcCtx *svc.ServiceContext, w http.ResponseWriter, r *http.Request) {
@@ -105,13 +110,14 @@ func (l *DataTransferLogic) DataTransfer(svcCtx *svc.ServiceContext, w http.Resp
 	//生成连接唯一标识
 	flag := uuid.New().String() + time.Now().Format("20060102150405")
 	ws := wsConnectItem{
-		conn:        conn,
-		flag:        flag,
-		closeChan:   make(chan struct{}, 1),
-		inChan:      make(chan []byte, 100),
-		outChan:     make(chan []byte, 100),
-		renderImage: make(map[string]struct{}),
-		isClose:     false,
+		conn:                   conn,
+		flag:                   flag,
+		closeChan:              make(chan struct{}, 1),
+		inChan:                 make(chan []byte, 100),
+		outChan:                make(chan []byte, 100),
+		renderImage:            make(map[string]struct{}),
+		renderImageControlChan: make(chan renderImageControlChanItem, 100),
+		isClose:                false,
 	}
 	//保存连接
 	mapConnPool.Store(flag, ws)
@@ -127,6 +133,8 @@ func (l *DataTransferLogic) DataTransfer(svcCtx *svc.ServiceContext, w http.Resp
 	go ws.writeLoop()
 	//推消息到云渲染
 	go ws.sendLoop()
+	//操作连接中渲染任务的增加/删除
+	go ws.operationRenderTask()
 	//心跳
 	ws.heartbeat()
 }
@@ -165,12 +173,28 @@ func (w *wsConnectItem) close() {
 	if !w.isClose {
 		w.isClose = true
 		close(w.closeChan)
-		close(w.outChan)
-		close(w.inChan)
 	}
 	logx.Info("websocket:", w.flag, " is closed")
 }
 
+// 操作连接中渲染任务的增加/删除
+func (w *wsConnectItem) operationRenderTask() {
+	for {
+		select {
+		case <-w.closeChan:
+			return
+		case data := <-w.renderImageControlChan:
+			switch data.Option {
+			case 0: //删除
+				delete(w.renderImage, data.Key)
+			case 1: //新增
+				w.renderImage[data.Key] = struct{}{}
+			default:
+
+			}
+		}
+	}
+}
 func (w *wsConnectItem) writeLoop() {
 	for {
 		select {
@@ -244,15 +268,6 @@ func (w *wsConnectItem) sendToOutChan(data [][]byte) {
 	}
 }
 
-// 删除对应需要渲染的map值
-func (w *wsConnectItem) deleteRenderMapVal(keys []string) {
-	w.mutex.Lock()
-	defer w.mutex.Unlock()
-	for _, v := range keys {
-		delete(w.renderImage, v)
-	}
-}
-
 // 获取需要渲染图片的map key
 func (w *wsConnectItem) getRenderImageMapKey(productId, sizeId, templateId int64) string {
 	return fmt.Sprintf("%d-%d-%d", productId, sizeId, templateId)
diff --git a/server/websocket/internal/logic/rendernotifylogic.go b/server/websocket/internal/logic/rendernotifylogic.go
index 22fff393..aa504999 100644
--- a/server/websocket/internal/logic/rendernotifylogic.go
+++ b/server/websocket/internal/logic/rendernotifylogic.go
@@ -64,7 +64,6 @@ func (l *RenderNotifyLogic) RenderNotify(req *types.RenderNotifyReq) (resp *basi
 			return false
 		}
 		dataList := make([][]byte, 0, len(req.NotifyList))
-		deleteRenderKey := make([]string, 0, len(req.NotifyList))
 		//遍历数据
 		for _, notifyItem := range req.NotifyList {
 			renderKey := ws.getRenderImageMapKey(notifyItem.ProductId, notifyItem.SizeId, notifyItem.TemplateId)
@@ -81,10 +80,12 @@ func (l *RenderNotifyLogic) RenderNotify(req *types.RenderNotifyReq) (resp *basi
 			}
 			b, _ := json.Marshal(responseData)
 			dataList = append(dataList, b)
-			deleteRenderKey = append(deleteRenderKey, renderKey)
+			//删除对应的需要渲染的图片map
+			ws.renderImageControlChan <- renderImageControlChanItem{
+				Option: 0,
+				Key:    renderKey,
+			}
 		}
-		//删除对应的需要渲染的图片map
-		ws.deleteRenderMapVal(deleteRenderKey)
 		//发送数据
 		ws.sendToOutChan(dataList)
 		return true
diff --git a/server/websocket/internal/logic/ws_render_image_logic.go b/server/websocket/internal/logic/ws_render_image_logic.go
index 2428cd17..46c742ba 100644
--- a/server/websocket/internal/logic/ws_render_image_logic.go
+++ b/server/websocket/internal/logic/ws_render_image_logic.go
@@ -14,11 +14,12 @@ func (w *wsConnectItem) SendToCloudRender(data []byte) {
 		return
 	}
 	logx.Info("收到请求云渲染图片数据：", renderImageData)
-	w.mutex.Lock()
-	defer w.mutex.Unlock()
 	//把需要渲染的图片加进去
 	for _, v := range renderImageData {
 		key := w.getRenderImageMapKey(v.ProductId, v.SizeId, v.TemplateId)
-		w.renderImage[key] = struct{}{}
+		w.renderImageControlChan <- renderImageControlChanItem{
+			Option: 1,
+			Key:    key,
+		}
 	}
 }