diff --git a/src/pages/user/DeviceDetailModal.jsx b/src/pages/user/DeviceDetailModal.jsx
index 36b947a..b87d040 100644
--- a/src/pages/user/DeviceDetailModal.jsx
+++ b/src/pages/user/DeviceDetailModal.jsx
@@ -60,20 +60,27 @@ export default function DeviceDetailModal({ visiable, device, onclose }) {
   }, [visiable, device?.deviceId]);
 
   const { RangePicker } = DatePicker;
-  const disabledDate = (current) => {
+  const disabledDate = (current, { from } = {}) => {
     if (!current) return false;
+
     const today = dayjs().startOf("day");
     const currentDay = current.startOf("day");
+
+    // 禁用过去日期
     const isPastDate = current.isBefore(today);
 
+    // 禁用不可预约时间段
     dayjs.extend(isBetween);
-
     const isUnavailable = unavailableTimes.some(({ startTime, endTime }) => {
       const start = dayjs(startTime).startOf("day");
       const end = dayjs(endTime).endOf("day");
       return currentDay.isBetween(start, end, null, "[]");
     });
-    return isPastDate || isUnavailable;
+
+    // 限制选择范围为 7 天内（从 from 开始算起）
+    const isExceedingRange = from && Math.abs(current.diff(from, "day")) >= 7;
+
+    return isPastDate || isUnavailable || isExceedingRange;
   };
 
   const handleOK = async () => {