diff --git a/src/views/controlCenter/delivery/index.vue b/src/views/controlCenter/delivery/index.vue
index 79608a6..f27f841 100644
--- a/src/views/controlCenter/delivery/index.vue
+++ b/src/views/controlCenter/delivery/index.vue
@@ -26,7 +26,7 @@
                 <el-collapse-item name="1">
                   <el-form ref="queryFormRef" :model="queryParams" :inline="true" class="queryFormRef">
                     <el-form-item label="设备类型" prop="deviceType">
-                      <el-select v-model="queryParams.deviceType" placeholder="设备类型">
+                      <el-select v-model="queryParams.deviceType" placeholder="设备类型" clearable>
                         <el-option v-for="item in deviceTypeOptions" :key="item.value" :label="item.typeName"
                           :value="item.deviceTypeId" />
                       </el-select>
diff --git a/src/views/controlCenter/historyjectory/index.vue b/src/views/controlCenter/historyjectory/index.vue
index f55af50..40be5c9 100644
--- a/src/views/controlCenter/historyjectory/index.vue
+++ b/src/views/controlCenter/historyjectory/index.vue
@@ -26,7 +26,7 @@
                 <el-collapse-item name="1">
                   <el-form ref="queryFormRef" :model="queryParams" :inline="true" class="queryFormRef">
                     <el-form-item label="设备类型" prop="deviceType">
-                      <el-select v-model="queryParams.deviceType" placeholder="设备类型">
+                      <el-select v-model="queryParams.deviceType" placeholder="设备类型" clearable>
                         <el-option v-for="item in deviceTypeOptions" :key="item.value" :label="item.typeName"
                           :value="item.deviceTypeId" />
                       </el-select>