diff --git a/src/app/api/stats/route.ts b/src/app/api/stats/route.ts
index 4953426..7db30ab 100644
--- a/src/app/api/stats/route.ts
+++ b/src/app/api/stats/route.ts
@@ -23,7 +23,7 @@ export async function GET(request: NextRequest) {
             case 'city_node_count':
                 return await getCityNodeCount()
             case 'allocation_status':
-                return await getAllocationStatus()
+                return await getAllocationStatus(request)
             case 'edge_nodes':
                 return await getEdgeNodes(request)
             default:
@@ -105,42 +105,47 @@ async function getCityNodeCount() {
 }
 
 // 城市分配状态
-async function getAllocationStatus() {
+async function getAllocationStatus(request: NextRequest) {
     try {
+        const { searchParams } = new URL(request.url)
+        const hours = searchParams.get('hours') || '24'
+        const hoursNum = parseInt(hours) || 24
+
         // 使用参数化查询防止SQL注入
         const result = await prisma.$queryRaw`
-           SELECT 
+            SELECT 
                 city, 
                 c1.count AS count, 
                 c2.assigned AS assigned
             FROM
                 cityhash
                 LEFT JOIN (
-                    SELECT 
-                        city_id, 
-                        COUNT(*) AS count
-                    FROM
-                        edge
-                    WHERE
-                        active = 1
-                    GROUP BY
-                        city_id
+                SELECT 
+                    city_id, 
+                    COUNT(*) AS count
+                FROM
+                    edge
+                WHERE
+                    active = 1
+                GROUP BY
+                    city_id
                 ) c1 ON c1.city_id = cityhash.id
                 LEFT JOIN (
-                    SELECT 
-                        city AS city_id, 
-                        COUNT(*) AS assigned
-                    FROM
-                        \`change\`
-                    WHERE
-                        time > NOW() - INTERVAL 1 DAY
-                    GROUP BY
-                        city
+                SELECT 
+                    city AS city_id, 
+                    COUNT(*) AS assigned
+                FROM
+                    \`change\`
+                WHERE
+                    time > NOW() - INTERVAL ${hoursNum} HOUR
+                GROUP BY
+                    city
                 ) c2 ON c2.city_id = cityhash.id
             WHERE
                 cityhash.macaddr IS NOT NULL;
-    `
+            `
         return NextResponse.json(safeSerialize(result))
+
     } catch (error) {
         console.error('Allocation status query error:', error)
         const errorMessage = error instanceof Error ? error.message : 'Unknown error'
diff --git a/src/app/dashboard/components/allocationStatus.tsx b/src/app/dashboard/components/allocationStatus.tsx
index cd463ea..accdcca 100644
--- a/src/app/dashboard/components/allocationStatus.tsx
+++ b/src/app/dashboard/components/allocationStatus.tsx
@@ -23,49 +23,19 @@ export default function AllocationStatus({ detailed = false }: { detailed?: bool
   const [data, setData] = useState<AllocationStatus[]>([])
   const [loading, setLoading] = useState(true)
   const [error, setError] = useState<string | null>(null)
-  const [timeFilter, setTimeFilter] = useState('24h') // 默认24小时
-  const [customTime, setCustomTime] = useState('')
+  const [timeFilter, setTimeFilter] = useState('24') // 默认24小时
+  const [customHours, setCustomHours] = useState('')
 
-  // 生成时间筛选条件
-  const getTimeCondition = useCallback(() => {
-    if (timeFilter === 'custom' && customTime) {
-        // 将datetime-local格式转换为SQL datetime格式
-        return customTime.replace('T', ' ') + ':00'
-    }
-    const now = new Date()
-    let filterDate
+  // 获取时间参数（小时数）
+  const getTimeHours = useCallback(() => {
     
-    switch(timeFilter) {
-      case '1h':
-        filterDate = new Date(now.getTime() - 60 * 60 * 1000)
-        break
-      case '6h':
-        filterDate = new Date(now.getTime() - 6 * 60 * 60 * 1000)
-        break
-      case '12h':
-        filterDate = new Date(now.getTime() - 12 * 60 * 60 * 1000)
-        break
-      case '24h':
-        filterDate = new Date(now.getTime() - 24 * 60 * 60 * 1000)
-        break
-      case '7d':
-        filterDate = new Date(now.getTime() - 7 * 24 * 60 * 60 * 1000)
-        break
-      case 'fixed':
-        return '2025-08-24 11:27:00'
-      case 'custom':
-        if (customTime) {
-          return customTime
-        }
-        // 如果自定义时间为空，默认使用24小时
-        filterDate = new Date(now.getTime() - 24 * 60 * 60 * 1000)
-        break
-      default:
-        filterDate = new Date(now.getTime() - 24 * 60 * 60 * 1000)
+    if (timeFilter === 'custom' && customHours) {
+      const hours = parseInt(customHours)
+      return isNaN(hours) ? 24 : Math.max(1, hours) // 默认24小时，最少1小时
     }
     
-    return filterDate.toISOString().slice(0, 19).replace('T', ' ')
-  }, [timeFilter, customTime])
+    return parseInt(timeFilter) || 24 // 默认24小时
+  }, [timeFilter, customHours])
 
   // 计算超额量
   const calculateOverage = (assigned: number, count: number) => {
@@ -78,8 +48,9 @@ export default function AllocationStatus({ detailed = false }: { detailed?: bool
       setError(null)
       setLoading(true)
       
-      const timeCondition = getTimeCondition()
-      const response = await fetch(`/api/stats?type=allocation_status&time=${encodeURIComponent(timeCondition)}`)
+      const hours = getTimeHours()
+      
+      const response = await fetch(`/api/stats?type=allocation_status&hours=${hours}`)
       
       if (!response.ok) throw new Error(`HTTP error! status: ${response.status}`)
       
@@ -101,7 +72,7 @@ export default function AllocationStatus({ detailed = false }: { detailed?: bool
     } finally {
       setLoading(false)
     }
-  }, [getTimeCondition])
+  }, [getTimeHours])
 
   useEffect(() => {
     fetchData()
@@ -124,23 +95,26 @@ export default function AllocationStatus({ detailed = false }: { detailed?: bool
           onChange={(e) => setTimeFilter(e.target.value)}
           className="border rounded p-2"
         >
-          <option value="1h">最近1小时</option>
-          <option value="6h">最近6小时</option>
-          <option value="12h">最近12小时</option>
-          <option value="24h">最近24小时</option>
-          <option value="7d">最近7天</option>
-          <option value="custom">自定义时间</option>
+          <option value="1">最近1小时</option>
+          <option value="6">最近6小时</option>
+          <option value="12">最近12小时</option>
+          <option value="24">最近24小时</option>
+          <option value="168">最近7天</option>
+          <option value="custom">自定义小时</option>
         </select>
         
         {timeFilter === 'custom' && (
           <div className="flex items-center gap-2">
             <input
-              type="datetime-local"
-              value={customTime}
-              onChange={(e) => setCustomTime(e.target.value)}
-              className="border rounded p-2"
+              type="number"
+              min="1"
+              max="720"
+              value={customHours}
+              onChange={(e) => setCustomHours(e.target.value)}
+              placeholder="输入小时数"
+              className="border rounded p-2 w-24"
             />
-            <small>格式: YYYY-MM-DDTHH:MM</small>
+            <small>小时 (1-720)</small>
           </div>
         )}
         
@@ -151,6 +125,7 @@ export default function AllocationStatus({ detailed = false }: { detailed?: bool
           查询
         </button>
       </div>
+      
       <div className='flex gap-6 overflow-hidden'>
         <div className="flex flex-3 w-full">
           <Table>
diff --git a/src/app/dashboard/components/gatewayConfig.tsx b/src/app/dashboard/components/gatewayConfig.tsx
index 889d675..7b7235e 100644
--- a/src/app/dashboard/components/gatewayConfig.tsx
+++ b/src/app/dashboard/components/gatewayConfig.tsx
@@ -127,9 +127,6 @@ function GatewayConfigContent() {
           <h2 className="text-xl font-semibold text-gray-800">网关配置状态</h2>
           <p className="text-sm text-gray-600 mt-1">查询和管理网关设备的配置信息</p>
         </div>
-        <div className="text-sm text-gray-500">
-          更新时间: {new Date().toLocaleTimeString()}
-        </div>
       </div>
       
       {/* 查询表单 */}