diff --git a/proto/src/model.proto b/proto/src/model.proto
index fb22a3b..5f87d73 100644
--- a/proto/src/model.proto
+++ b/proto/src/model.proto
@@ -92,12 +92,14 @@ message Signal {
   // 信号机模型类型枚举
   // 从左向右，最左边为靠近灯座的灯
   enum Model{
-    HLU = 0;//红绿黄
-    HL = 1;//红绿，
-    HLU_FU = 2;//红绿黄，封黄灯
-    HLU_FL = 3;//红绿黄，封绿
-    AB = 4;//蓝白
-    HBU = 5;//红白黄
+    HL = 0;          //2XH-1       红绿
+    HLU_FU = 1;      //2XH-1       红绿黄,封黄灯，无引导
+    HLU_DU_YY = 2;   //3XH-1       红绿黄,不封灯，有单黄，带引导
+    HLU_YY = 3;      //3XH-2或JDXH 红绿黄,不封灯，无单黄，带引导
+    HLU_FL_DU_YY = 4;//3XH-3       红绿黄,封绿灯，有单黄，带引导
+    HLU_DU = 5;      //3XH-4       红绿黄,不封灯，有单黄，无引导
+    AB = 6;          //DXCH        蓝白
+    HBU_DU = 7;      //JCKXH       红白黄,不封灯，有单黄，无引导
   }
   Model model = 9;//信号机模型类型(stationLayoutGraphics.proto Signal.Model枚举值)
 }