diff --git a/apps/web-antd/src/views/iotdbdatamanagement/deviceData/index.vue b/apps/web-antd/src/views/iotdbdatamanagement/deviceData/index.vue
index 8bba7f8..9b1484f 100644
--- a/apps/web-antd/src/views/iotdbdatamanagement/deviceData/index.vue
+++ b/apps/web-antd/src/views/iotdbdatamanagement/deviceData/index.vue
@@ -148,16 +148,16 @@ const allColumns = computed(() => {
   if (!isGridInitialized.value) {
     const baseColumns = [...fixedBaseColumns];
     if (showSubDeviceColumn.value) {
-      baseColumns.push(subDeviceColumn, dataTypeColumn);
+      baseColumns.push(subDeviceColumn);
     }
     return baseColumns;
   }
 
   const columns = [...fixedBaseColumns];
 
-  // 根据 DeviceType 控制 Sub_Device、DataType 列是否显示
+  // 根据 DeviceType 控制 Sub_Device 列是否显示（DataType 始终隐藏）
   if (showSubDeviceColumn.value) {
-    columns.push(subDeviceColumn, dataTypeColumn);
+    columns.push(subDeviceColumn);
   }
 
   // 安全地添加动态列