diff --git a/src/api/data/complaintCollection.ts b/src/api/data/complaintCollection.ts
index a3197fa..c4e0349 100644
--- a/src/api/data/complaintCollection.ts
+++ b/src/api/data/complaintCollection.ts
@@ -43,4 +43,14 @@ export function watchDetail(body) {
         url: `/data/complaintCollection/watchDetail`,
         body
     });
+}
+
+/**
+ * 查重
+ */
+export function maileRepeatt(body) {
+    return request.post({
+        url: `/data/complaintCollection/maileRepeatt`,
+        body
+    });
 }
\ No newline at end of file
diff --git a/src/components/data/complaintformdialog.vue b/src/components/data/complaintformdialog.vue
index df68d6d..601a7c6 100644
--- a/src/components/data/complaintformdialog.vue
+++ b/src/components/data/complaintformdialog.vue
@@ -110,23 +110,33 @@
           </el-col>
 
           <el-col :span="12">
-            <el-form-item label="身份证号码" prop="responderIdCode">
-              <el-input
-                  v-model="model.responderIdCode"
-                  :placeholder="model.responderIdCodeSkip ? '无' : '请输入身份证号码'"
+            <div style="display: flex; align-items: flex-start; gap: 8px;">
+              <el-form-item label="身份证号码" prop="responderIdCode" style="flex: 1; margin-bottom: 0;">
+                <el-input
+                    v-model="model.responderIdCode"
+                    :placeholder="model.responderIdCodeSkip ? '无' : '请输入身份证号码'"
+                    :disabled="model.responderIdCodeSkip"
+                >
+                  <template #append>
+                    <el-checkbox
+                        v-model="model.responderIdCodeSkip"
+                        @change="(v) => v && (model.responderIdCode = '')"
+                    >
+                      无
+                    </el-checkbox>
+                  </template>
+                </el-input>
+              </el-form-item>
+
+              <el-button
+                  type="primary"
+                  :loading="duplicateLoading"
                   :disabled="model.responderIdCodeSkip"
+                  @click="onCheckDuplicate"
               >
-                <template #append>
-                  <el-checkbox
-                      v-model="model.responderIdCodeSkip"
-                      @change="(v) => v && (model.responderIdCode = '')"
-                  >
-                    无
-                  </el-checkbox>
-                </template>
-              </el-input>
-            </el-form-item>
-
+                查重
+              </el-button>
+            </div>
           </el-col>
         </el-row>
 
@@ -245,11 +255,101 @@
         </el-button>
       </div>
     </template>
+    <!-- 重复件提示抽屉 -->
+    <el-drawer
+        v-model="duplicateDrawerVisible"
+        direction="rtl"
+        size="40%"
+        class="duplicate-drawer"
+    >
+      <template #header>
+        <div class="drawer-header danger">
+          <el-icon size="22">
+            <WarningFilled />
+          </el-icon>
+          <div class="title-group">
+            <div class="title">身份证重复件风险提醒</div>
+          </div>
+        </div>
+      </template>
+
+      <!-- 内容区域 -->
+      <div class="drawer-body">
+        <!-- 顶部风险提示 -->
+        <el-alert
+            type="warning"
+            show-icon
+            :closable="false"
+            class="drawer-alert"
+        >
+          <template #title>
+            系统检测到该身份证号可能存在重复登记记录
+          </template>
+        </el-alert>
+
+        <!-- 当前身份证号高亮 -->
+        <div class="id-highlight">
+          当前身份证号：
+          <span>{{ model.responderIdCode }}</span>
+        </div>
+
+        <!-- 无数据 -->
+        <el-empty
+            v-if="duplicateList.length === 0"
+            description="暂无重复数据"
+        />
+
+        <!-- 重复件表格 -->
+        <el-table
+            v-else
+            :data="duplicateList"
+            stripe
+            style="width: 100%"
+        >
+          <el-table-column
+              prop="originId"
+              label="编号"
+              width="140"
+          />
+          <el-table-column
+              prop="sourceTablePath"
+              label="来源"
+              width="180"
+          />
+          <el-table-column
+              prop="responderName"
+              label="姓名"
+              width="120"
+          />
+          <el-table-column
+              prop="responderIdCode"
+              label="身份证号"
+          />
+          <el-table-column
+              prop="discoveryTime"
+              label="登记/受理时间"
+              width="180"
+          >
+            <template #default="{ row }">
+              {{
+                row.discoveryTime
+                    ? dayjs(row.discoveryTime).format('YYYY-MM-DD HH:mm:ss')
+                    : '-'
+              }}
+            </template>
+          </el-table-column>
+        </el-table>
+      </div>
+    </el-drawer>
   </el-dialog>
 </template>
 
 <script setup>
-import { computed, ref, watch } from "vue";
+import {computed, ref, watch} from "vue";
+import {maileRepeatt} from "@/api/data/complaintCollection.ts";
+import { WarningFilled } from '@element-plus/icons-vue'
+import dayjs from "dayjs";
+import feedback from "@/utils/feedback.ts";
 
 const props = defineProps({
   modelValue: Boolean, // 控制弹窗显示
@@ -306,6 +406,35 @@ async function onSubmit() {
   // await formRef.value.validate();
   emit("submit");
 }
+
+// 查重
+const duplicateDrawerVisible = ref(false)
+const duplicateList = ref([])
+const duplicateLoading = ref(false)
+const onCheckDuplicate = async () => {
+  if (!props.model.responderIdCode) return
+  duplicateLoading.value = true
+  duplicateList.value = []
+  try {
+    const body = {
+      responderIdCode: props.model.responderIdCode,
+    }
+    const res = await maileRepeatt(body)
+    const list = res?.complaintCollectionPageDTOS || []
+    if (list.length > 0) {
+      duplicateList.value = list
+      duplicateDrawerVisible.value = true
+    } else {
+      feedback.msgSuccess("未发现重复登记记录");
+    }
+  } catch (error) {
+    feedback.msgError('查重失败')
+  } finally {
+    duplicateLoading.value = false
+  }
+}
+
+
 </script>
 
 <style>
@@ -317,4 +446,75 @@ async function onSubmit() {
   padding: 16px 24px 24px;
 }
 
+
+/* 重复件抽屉整体 */
+.duplicate-drawer {
+  --el-drawer-padding-primary: 20px;
+}
+
+/* 抽屉标题 */
+.drawer-header {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  font-size: 18px;
+  font-weight: 600;
+  color: #d46b08;
+}
+
+/* 内容区域 */
+.drawer-body {
+  padding-top: 8px;
+}
+
+/* 顶部提示 */
+.drawer-alert {
+  margin-bottom: 16px;
+}
+
+/* 身份证号高亮 */
+.id-highlight {
+  margin-bottom: 20px;
+  padding: 12px 16px;
+  background: #fafafa;
+  border-left: 4px solid #faad14;
+  font-size: 14px;
+  line-height: 22px;
+}
+
+.id-highlight span {
+  margin-left: 8px;
+  font-weight: 600;
+  color: #d4380d;
+}
+
+
+.drawer-header {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+  padding: 4px 0;
+}
+
+.drawer-header.danger {
+  color: #0d73ee;
+}
+
+.drawer-header .title-group {
+  display: flex;
+  flex-direction: column;
+}
+
+.drawer-header .title {
+  font-size: 20px;
+  font-weight: 600;
+  line-height: 1.2;
+}
+
+.drawer-header .sub-title {
+  font-size: 13px;
+  color: #8c8c8c;
+  margin-top: 2px;
+}
+
 </style>