diff --git a/apps/ai/main.py b/apps/ai/main.py
index 03ac4246..4367e604 100644
--- a/apps/ai/main.py
+++ b/apps/ai/main.py
@@ -26,6 +26,8 @@ def ai_analyse(codes: list, global_img: str, face_img: str = None, is_dahua_pic:
         face_img (str): 人脸图片url地址
     """
     results = {}  # dict key: 触发的事件标识字符 value: 多个矩形框坐标列表; 有两个图片key值
+    global_img_path = ''
+    face_img_path = ''
     if is_dahua_pic:  # 先保存到本地/主要是现在算法必须得用可访问的远程地址
         from apps.ecm.service import save_dahua_pic
         global_img_path = save_dahua_pic(global_img)
@@ -40,9 +42,11 @@ def ai_analyse(codes: list, global_img: str, face_img: str = None, is_dahua_pic:
             f = getattr(m, func)
             try:
                 is_happend, res, rectangle_dict = False, None, {}
-                if i == 'helmet':  # 如果是安全帽抠图识别
-                    if face_img:
+                if i == 'helmet':  # 如果是安全帽识别
+                    if face_img:  # 如果有小图
                         is_happend, res = f(ip=settings.AI_IP, pic_url=face_img)
+                        # if is_happend:  # 补偿机制: 如果小图识别为未带安全帽，为了保证正确率，再用大图识别一次
+                        #     is_happend, res = getattr(m, 'helmet2')(ip=settings.AI_IP, pic_url=global_img)
                     else:
                         is_happend, res = getattr(m, 'helmet2')(ip=settings.AI_IP, pic_url=global_img)
                 else:
@@ -53,7 +57,7 @@ def ai_analyse(codes: list, global_img: str, face_img: str = None, is_dahua_pic:
                     qiping_qd = False  # 气瓶倾倒未发生
                     rectangle_dict .update({'qiping': []})  # 气瓶倾倒的坐标字典
                     for x in res.FireinfoList:
-                        if x.fire == 3 and 'qiping' in codes:  # 气瓶倾倒
+                        if x.fire == 3:  # 气瓶倾倒
                             qiping_qd = True
                             rectangle_dict['qiping'].append([(x.coord.uleft.x, x.coord.uleft.y), (x.coord.lright.x, x.coord.lright.y)])  # 加入矩形框
                         if x.fire == 0:
@@ -66,10 +70,10 @@ def ai_analyse(codes: list, global_img: str, face_img: str = None, is_dahua_pic:
                     results.update({i: rectangle_dict.get(i, [])})
             except Exception:
                 myLogger.error('算法处理错误', exc_info=True)
-    if is_dahua_pic:
+    if global_img_path:
         os.remove(settings.BASE_DIR + global_img_path)  # 删除临时图片
-        if face_img:
-            os.remove(settings.BASE_DIR + face_img_path)
+    if face_img_path:
+        os.remove(settings.BASE_DIR + face_img_path)
     return results
 
 
@@ -86,7 +90,7 @@ def ai_analyse_2(codes: list, global_img: str, face_img: str = None, is_dahua_pi
         from apps.ecm.service import save_dahua_pic
         global_img_path = save_dahua_pic(global_img)
         global_img_local = settings.BASE_DIR + global_img_path
-        draw(global_img_local, results)
+        draw(global_img_local, results)  # 绘制矩形框
         results.update({'global_img': global_img_path})
     return results
         
diff --git a/apps/third/views_d.py b/apps/third/views_d.py
index d7f49192..2227d405 100644
--- a/apps/third/views_d.py
+++ b/apps/third/views_d.py
@@ -81,7 +81,7 @@ class BltViewSet(CustomGenericViewSet):
                 area = Area.objects.get(id=data['area'])
                 railId = area.third_info['xx_rail']['id']
             except Exception:
-                raise ParseError('区域信息不正确')
+                raise ParseError('围栏未绘制')
             json = {
                 "railId": railId,
                 "type": ""
diff --git a/apps/vm/serializers.py b/apps/vm/serializers.py
index 1ed95ada..6b72a65a 100644
--- a/apps/vm/serializers.py
+++ b/apps/vm/serializers.py
@@ -50,7 +50,7 @@ class VisitorCreateSerializer(CustomModelSerializer):
     phone = serializers.CharField(label="手机号", validators=[check_phone_e])
     photo = serializers.CharField(label='照片地址', required=True)
     id_number = serializers.CharField(
-        label="身份证号", validators=[check_id_number_e])
+        label="身份证号", validators=[check_id_number_e], required=True)
 
     class Meta:
         model = Visitor
diff --git a/apps/vm/views.py b/apps/vm/views.py
index 21678c96..25f295d2 100644
--- a/apps/vm/views.py
+++ b/apps/vm/views.py
@@ -29,7 +29,8 @@ class VisitViewSet(CustomModelViewSet):
     serializer_class = VisitSerializer
     retrieve_serializer_class = VisitDetailSerializer
     filterset_fields = ['state', 'create_by', 'purpose']
-    select_related_fields = ['ticket', 'receptionist', 'ticket__workflow', 'ticket__state']
+    select_related_fields = ['ticket', 'receptionist',
+        'ticket__workflow', 'ticket__state']
 
     def get_queryset(self):
         user = self.request.user
@@ -58,17 +59,9 @@ class VisitViewSet(CustomModelViewSet):
             raise ParseError('该项目人员在厂不可删除')
         return super().destroy(request, *args, **kwargs)
 
-    # @action(methods=['post'], detail=True, permission_classes=[],
-    #         serializer_class=Serializer)
-    # @transaction.atomic
-    # def submit(self, request, *args, **kwargs):
-    #     """司机直接提交不走工单
-
-    #     司机直接提交不走工单
-    #     """
-    #     obj = self.get_object()
-    #     visit_driver_end(obj)
-    #     return Response()
+    @action(methods=['get'], detail=False, perms_map={'get': '*'}, serializer_class=Serializer)
+    def export_excel(self, request, pk=None):
+        return Response()
 
 
 class VisitorViewSet(CustomModelViewSet):