diff --git a/src/components/dashboard-page/device-params-config-modal.vue b/src/components/dashboard-page/device-params-config-modal.vue
index e80d92f..5a97f17 100644
--- a/src/components/dashboard-page/device-params-config-modal.vue
+++ b/src/components/dashboard-page/device-params-config-modal.vue
@@ -72,7 +72,7 @@ import type { Station } from '@/apis/domains';
 import { postDefParameterPage, putDefParameter } from '@/apis/requests';
 import { useQueryControlStore } from '@/stores/query-control';
 import { useMutation } from '@tanstack/vue-query';
-import { NForm, NFormItemGi, NGrid, NInputNumber, NModal, NTabPane, NTabs, NTimePicker } from 'naive-ui';
+import { NForm, NFormItemGi, NGrid, NInputNumber, NModal, NTabPane, NTabs, NTimePicker, NSpin, NFlex } from 'naive-ui';
 import { ref, toRefs, watch } from 'vue';
 
 const props = defineProps<{
@@ -134,11 +134,12 @@ const onAfterModalEnter = () => {
 const onBeforeModalLeave = () => {
   saveDeviceParams({ tabName: activeTabName.value, params: deviceConfigParams.value });
   activeTabName.value = DeviceConfigParamPrefix.Switch;
+  deviceConfigParams.value = [];
 };
 
 const deviceConfigParams = ref<DeviceParamItem[]>([]);
 
-const { mutate: getDeviceParams } = useMutation({
+const { mutate: getDeviceParams, isPending: paramsLoading } = useMutation({
   mutationFn: async ({ deviceKeyPrefix }: { deviceKeyPrefix: string }) => {
     if (!station.value) throw new Error('请先选择车站');
     const { records } = await postDefParameterPage(station.value.code, {
@@ -220,7 +221,10 @@ const { mutate: saveDeviceParams } = useMutation({
   >
     <NTabs v-model:value="activeTabName" type="card" @before-leave="onBeforeTabLeave">
       <NTabPane v-for="pane in tabPanes" :key="pane.name" :tab="pane.tab" :name="pane.name">
-        <NForm>
+        <NFlex v-if="paramsLoading" :justify="'center'" :align="'center'">
+          <NSpin :show="paramsLoading" description="加载设备参数中..." />
+        </NFlex>
+        <NForm v-else>
           <NGrid :cols="1">
             <NFormItemGi v-for="item in deviceConfigParams" :key="item.key" label-placement="left" :span="1" :label="item.name">
               <!-- 监视器计划配置渲染时间选择器，其他配置项渲染数字输入框 -->