diff --git a/protos/device_state.proto b/protos/device_state.proto
index eb7da9f..316a8a5 100644
--- a/protos/device_state.proto
+++ b/protos/device_state.proto
@@ -596,6 +596,14 @@ message StationQc {
   }
 }
 
+// 车库门
+message CkmState {
+  uint32 id = 1; //车库门的id
+  bool mgj = 2; //车库门关闭继电器
+  request.CkmParam param = 3; //屏蔽门设置的参数
+  bool stateLoss = 4;  //状态丢失
+}
+
 ////////////////////////////////////////////////////////////////////////////
 
 //仿真运行时状态变化量，当前时刻与上一时刻比较得到
@@ -640,6 +648,8 @@ message AllDevicesStatus{
   repeated BaliseState baliseState = 12;
   // 车站联锁驱采状态
   StationQc stationQc = 13;
+  // 车库门状态
+  repeated CkmState ckmStates = 14;
 }
 
 //服务器端向前端推送的设备状态信息