diff --git a/src/main/java/com/ruoyi/device/service/impl/BufferDeviceImpl.java b/src/main/java/com/ruoyi/device/service/impl/BufferDeviceImpl.java
index 17ebc55..dd73c58 100644
--- a/src/main/java/com/ruoyi/device/service/impl/BufferDeviceImpl.java
+++ b/src/main/java/com/ruoyi/device/service/impl/BufferDeviceImpl.java
@@ -17,6 +17,7 @@ import com.ruoyi.device.api.enums.AircraftStatusEnum;
 import com.ruoyi.device.api.enums.DockStatusEnum;
 import com.ruoyi.device.api.enums.NetworkTypeEnum;
 import com.ruoyi.device.api.enums.AirConditionerStatusEnum;
+import com.ruoyi.device.api.enums.CabinDoorStatusEnum;
 
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -224,7 +225,14 @@ public class BufferDeviceImpl implements IBufferDeviceService
                     }
                 });
 
-        //cabinDoorStatus
+        // 舱门状态（枚举值：0-关闭，1-打开，2-半开，3-舱盖状态异常）
+        telemetryMap.get(DeviceTelemetry.Cover_State)
+                .ifPresent(telemetryValue -> {
+                    Integer coverState = telemetryValue.getValue();
+                    if (coverState != null) {
+                        dto.setCabinDoorStatus(mapCabinDoorState(coverState));
+                    }
+                });
 
         return dto;
     }
@@ -297,6 +305,30 @@ public class BufferDeviceImpl implements IBufferDeviceService
         }
     }
 
+    /**
+     * 将舱门状态代码映射到 CabinDoorStatusEnum
+     * @param coverState 舱门状态代码（0-关闭，1-打开，2-半开，3-舱盖状态异常）
+     * @return 舱门状态枚举的 code
+     */
+    private String mapCabinDoorState(Integer coverState) {
+        if (coverState == null) {
+            return null;
+        }
+
+        switch (coverState) {
+            case 0:
+                return CabinDoorStatusEnum.CLOSED.getCode();
+            case 1:
+                return CabinDoorStatusEnum.OPEN.getCode();
+            case 2:
+                return CabinDoorStatusEnum.HALF_OPEN.getCode();
+            case 3:
+                return CabinDoorStatusEnum.ABNORMAL.getCode();
+            default:
+                return null;
+        }
+    }
+
     private AircraftDetailDTO getChangeAbleAirDetailDTO(String deviceIotId)
     {