diff --git a/apps/third/serializers.py b/apps/third/serializers.py
index cb61a2a3..e4cf48a0 100755
--- a/apps/third/serializers.py
+++ b/apps/third/serializers.py
@@ -86,6 +86,8 @@ class BltSerializer(serializers.ModelSerializer):
 
 
 class BltQuerySerializer(serializers.ModelSerializer):
+    depts = serializers.ListField(child=serializers.CharField(), label="部门ID列表", required=False, allow_blank=True)
+
     class Meta:
         model = TDevice
         fields = ['area']
diff --git a/apps/third/views_d.py b/apps/third/views_d.py
index 04f40e66..a883c606 100644
--- a/apps/third/views_d.py
+++ b/apps/third/views_d.py
@@ -99,6 +99,8 @@ class BltViewSet(CustomGenericViewSet):
                 i['mac'] = i['userId']
             macs.append(i['mac'])
         qs = self.queryset.filter(code__in=macs).exclude(employee=None)
+        if data.get('depts', []):
+            qs = qs.filter(employee__belong_dept=data['depts'])
         qs_data = BltSerializer(instance=qs, many=True).data
         qs_dict = {}
         for i in qs_data: