diff --git a/src/components/header/SettingsDialog.vue b/src/components/header/SettingsDialog.vue
index 4fd1928..2dba06c 100644
--- a/src/components/header/SettingsDialog.vue
+++ b/src/components/header/SettingsDialog.vue
@@ -24,6 +24,25 @@
           placeholder="用于规定 AI 角色与分析增强，多个词用逗号或换行分隔"
         />
       </el-form-item>
+      <el-form-item label="定时分析">
+        <div class="schedule-row">
+          <el-switch v-model="localScheduledEnabled" active-text="开启" inactive-text="关闭" />
+          <template v-if="localScheduledEnabled">
+            <span class="schedule-label">每</span>
+            <el-input-number
+              v-model="localScheduledMinutes"
+              :min="1"
+              :max="1440"
+              :step="1"
+              controls-position="right"
+            />
+            <span class="schedule-label">分钟分析一次</span>
+          </template>
+        </div>
+        <p class="schedule-hint">
+          开启后仅在开盘时段（09:00–11:30 / 13:30–15:30 / 21:00–23:00）按间隔自动分析；出现买入/卖出信号时浏览器标题会闪烁提醒
+        </p>
+      </el-form-item>
     </el-form>
     <template #footer>
       <el-button @click="emit('update:modelValue', false)">取消</el-button>
@@ -35,7 +54,11 @@
 <script setup lang="ts">
 import { ref, watch } from 'vue'
 import { ElMessage } from 'element-plus'
-import { useSettingsStore, DEFAULT_KEYWORDS } from '../../stores/settings'
+import {
+  useSettingsStore,
+  DEFAULT_KEYWORDS,
+  DEFAULT_SCHEDULE_MINUTES,
+} from '../../stores/settings'
 
 const props = withDefaults(
   defineProps<{
@@ -50,6 +73,8 @@ const emit = defineEmits<{
 const settings = useSettingsStore()
 const localKey = ref('')
 const localKeywords = ref('')
+const localScheduledEnabled = ref(false)
+const localScheduledMinutes = ref(DEFAULT_SCHEDULE_MINUTES)
 
 watch(
   () => props.modelValue,
@@ -57,6 +82,9 @@ watch(
     if (open) {
       localKey.value = settings.apiKey
       localKeywords.value = settings.keywords || DEFAULT_KEYWORDS
+      localScheduledEnabled.value = settings.scheduledAnalysisEnabled
+      localScheduledMinutes.value =
+        settings.scheduledAnalysisMinutes || DEFAULT_SCHEDULE_MINUTES
     }
   },
 )
@@ -64,7 +92,34 @@ watch(
 function save() {
   settings.apiKey = localKey.value.trim()
   settings.keywords = localKeywords.value.trim() || DEFAULT_KEYWORDS
+  settings.scheduledAnalysisEnabled = localScheduledEnabled.value
+  settings.scheduledAnalysisMinutes = Math.max(
+    1,
+    Math.min(1440, Math.floor(localScheduledMinutes.value || DEFAULT_SCHEDULE_MINUTES)),
+  )
   ElMessage.success('设置已保存到本地')
   emit('update:modelValue', false)
 }
-</script>
\ No newline at end of file
+</script>
+
+<style scoped>
+.schedule-row {
+  display: flex;
+  flex-wrap: wrap;
+  align-items: center;
+  gap: 10px;
+  width: 100%;
+}
+
+.schedule-label {
+  color: var(--el-text-color-regular);
+  font-size: 14px;
+}
+
+.schedule-hint {
+  margin: 8px 0 0;
+  font-size: 12px;
+  line-height: 1.5;
+  color: var(--el-text-color-secondary);
+}
+</style>
diff --git a/src/composables/useAiAdvice.ts b/src/composables/useAiAdvice.ts
index aae2d6b..aea60dc 100644
--- a/src/composables/useAiAdvice.ts
+++ b/src/composables/useAiAdvice.ts
@@ -1,10 +1,12 @@
-import { ref } from 'vue'
+import { onUnmounted, ref, watch } from 'vue'
 import { ElMessage } from 'element-plus'
 import type { AiAdvice } from '../types'
 import { fetchDeepSeekAdvice } from '../api/deepseek/analyze'
 import type { AiAnalysisPayload } from '../api/deepseek/types'
 import { useQuotaStore, type KlinePeriod } from '../stores/quota'
 import { useSettingsStore } from '../stores/settings'
+import { isWsTradingSession } from '../utils/tradingDate'
+import { useTitleBlink } from './useTitleBlink'
 
 const KLINE_PERIODS: KlinePeriod[] = ['day', 'week', 'month']
 
@@ -26,6 +28,10 @@ export function useAiAdvice() {
   const quota = useQuotaStore()
   const settings = useSettingsStore()
 
+  useTitleBlink(data)
+
+  let scheduleTimer: ReturnType<typeof setInterval> | null = null
+
   /** 尽量补全日/周/月 K 线，失败不阻断主流程 */
   async function ensureKlines() {
     await Promise.all(
@@ -41,13 +47,19 @@ export function useAiAdvice() {
 
   /**
    * 一键获取建议：收集行情 / 新闻 / 持仓后提交 DeepSeek，返回真实 AI 建议。
+   * @param opts.silent 定时任务时静默：无 Key / 非开盘 / 进行中则跳过，成功不弹 toast
    */
-  async function refresh() {
+  async function refresh(opts?: { silent?: boolean }) {
+    const silent = Boolean(opts?.silent)
+    // 定时分析仅在开盘时段执行（与行情 WS 时段一致）
+    if (silent && !isWsTradingSession()) return
+
     const apiKey = settings.apiKey.trim()
     if (!apiKey) {
-      ElMessage.warning('请先在设置中配置 DeepSeek API Key')
+      if (!silent) ElMessage.warning('请先在设置中配置 DeepSeek API Key')
       return
     }
+    if (loading.value) return
 
     loading.value = true
     error.value = null
@@ -64,17 +76,45 @@ export function useAiAdvice() {
       console.log('[AI] 提交给 DeepSeek 的数据快照', payload.snapshot)
 
       data.value = await fetchDeepSeekAdvice(apiKey, payload)
-      ElMessage.success('AI 建议已更新')
+      if (!silent) ElMessage.success('AI 建议已更新')
     } catch (e) {
       error.value = e
       const msg = formatError(e)
       console.error('[AI] 一键获取建议失败', e)
-      ElMessage.error(msg)
+      if (!silent) ElMessage.error(msg)
     } finally {
       loading.value = false
     }
   }
 
+  function clearSchedule() {
+    if (scheduleTimer) {
+      clearInterval(scheduleTimer)
+      scheduleTimer = null
+    }
+  }
+
+  function setupSchedule() {
+    clearSchedule()
+    if (!settings.scheduledAnalysisEnabled) return
+    const minutes = Math.max(1, settings.scheduledAnalysisMinutes || 5)
+    scheduleTimer = setInterval(
+      () => {
+        void refresh({ silent: true })
+      },
+      minutes * 60_000,
+    )
+  }
+
+  watch(
+    () =>
+      [settings.scheduledAnalysisEnabled, settings.scheduledAnalysisMinutes] as const,
+    () => setupSchedule(),
+    { immediate: true },
+  )
+
+  onUnmounted(clearSchedule)
+
   return { data, loading, error, refresh }
 }
 
diff --git a/src/composables/useTitleBlink.ts b/src/composables/useTitleBlink.ts
new file mode 100644
index 0000000..7ce3b0a
--- /dev/null
+++ b/src/composables/useTitleBlink.ts
@@ -0,0 +1,89 @@
+import { onUnmounted, watch, type Ref } from 'vue'
+import type { AiAdvice } from '../types'
+
+const DEFAULT_TITLE = 'AI 实时交易辅助系统'
+const BLINK_MS = 800
+
+function hasTradeSignal(advice: AiAdvice): boolean {
+  return advice.direction === 'long' || advice.direction === 'short'
+}
+
+function signalTitle(advice: AiAdvice): string {
+  const tag = advice.direction === 'long' ? '买入' : '卖出'
+  return `【${tag}信号】${advice.action} · ${DEFAULT_TITLE}`
+}
+
+/**
+ * 有多空交易信号时闪烁 document.title；页面获得焦点后停止，直至下一次新信号。
+ */
+export function useTitleBlink(advice: Ref<AiAdvice>) {
+  const baseTitle = document.title || DEFAULT_TITLE
+  let timer: ReturnType<typeof setInterval> | null = null
+  let showAlert = false
+  /** 用户已看过当前信号，不再闪烁，直到信号内容变化 */
+  let dismissedKey = ''
+  let activeKey = ''
+
+  function stopBlink() {
+    if (timer) {
+      clearInterval(timer)
+      timer = null
+    }
+    showAlert = false
+    activeKey = ''
+    document.title = baseTitle
+  }
+
+  function startBlink(alertTitle: string, key: string) {
+    stopBlink()
+    activeKey = key
+    showAlert = true
+    document.title = alertTitle
+    timer = setInterval(() => {
+      showAlert = !showAlert
+      document.title = showAlert ? alertTitle : baseTitle
+    }, BLINK_MS)
+  }
+
+  function signalKey(a: AiAdvice): string {
+    return `${a.direction}|${a.action}|${a.updatedAt}`
+  }
+
+  function sync() {
+    const a = advice.value
+    if (!hasTradeSignal(a)) {
+      stopBlink()
+      dismissedKey = ''
+      return
+    }
+    const key = signalKey(a)
+    if (key === dismissedKey) {
+      stopBlink()
+      return
+    }
+    if (timer && activeKey === key) return
+    startBlink(signalTitle(a), key)
+  }
+
+  function onFocus() {
+    const a = advice.value
+    if (hasTradeSignal(a) && timer) {
+      dismissedKey = signalKey(a)
+    }
+    stopBlink()
+  }
+
+  function onVisibility() {
+    if (document.visibilityState === 'visible') onFocus()
+  }
+
+  watch(advice, sync, { deep: true, immediate: true })
+  window.addEventListener('focus', onFocus)
+  document.addEventListener('visibilitychange', onVisibility)
+
+  onUnmounted(() => {
+    stopBlink()
+    window.removeEventListener('focus', onFocus)
+    document.removeEventListener('visibilitychange', onVisibility)
+  })
+}
diff --git a/src/stores/settings.ts b/src/stores/settings.ts
index 6863ff3..ab9fd3d 100644
--- a/src/stores/settings.ts
+++ b/src/stores/settings.ts
@@ -8,6 +8,9 @@ const STORAGE_KEY = 'ai-trade-settings'
 export const DEFAULT_KEYWORDS =
   '你是一名专业的国内期货交易员和分析员，精通机构操盘手法，能够根据持仓与交易数据分析当前走势。'
 
+/** 定时分析默认间隔（分钟） */
+export const DEFAULT_SCHEDULE_MINUTES = 5
+
 function load(): Partial<AppSettings> {
   try {
     return JSON.parse(localStorage.getItem(STORAGE_KEY) || '{}') as Partial<AppSettings>
@@ -16,18 +19,37 @@ function load(): Partial<AppSettings> {
   }
 }
 
+function clampMinutes(n: unknown): number {
+  const v = typeof n === 'number' ? n : Number(n)
+  if (!Number.isFinite(v) || v < 1) return DEFAULT_SCHEDULE_MINUTES
+  return Math.min(1440, Math.floor(v))
+}
+
 export const useSettingsStore = defineStore('settings', () => {
   const saved = load()
   const apiKey = ref(saved.apiKey || '')
   const keywords = ref(saved.keywords || DEFAULT_KEYWORDS)
+  const scheduledAnalysisEnabled = ref(Boolean(saved.scheduledAnalysisEnabled))
+  const scheduledAnalysisMinutes = ref(clampMinutes(saved.scheduledAnalysisMinutes))
 
-  watch([apiKey, keywords], () => {
-    const payload: AppSettings = {
-      apiKey: apiKey.value,
-      keywords: keywords.value,
-    }
-    localStorage.setItem(STORAGE_KEY, JSON.stringify(payload))
-  }, { immediate: true })
+  watch(
+    [apiKey, keywords, scheduledAnalysisEnabled, scheduledAnalysisMinutes],
+    () => {
+      const payload: AppSettings = {
+        apiKey: apiKey.value,
+        keywords: keywords.value,
+        scheduledAnalysisEnabled: scheduledAnalysisEnabled.value,
+        scheduledAnalysisMinutes: clampMinutes(scheduledAnalysisMinutes.value),
+      }
+      localStorage.setItem(STORAGE_KEY, JSON.stringify(payload))
+    },
+    { immediate: true },
+  )
 
-  return { apiKey, keywords }
+  return {
+    apiKey,
+    keywords,
+    scheduledAnalysisEnabled,
+    scheduledAnalysisMinutes,
+  }
 })
diff --git a/src/types/index.ts b/src/types/index.ts
index bb96f7b..506bf6b 100644
--- a/src/types/index.ts
+++ b/src/types/index.ts
@@ -137,4 +137,8 @@ export interface AiAdvice {
 export interface AppSettings {
   apiKey: string
   keywords: string
+  /** 是否开启定时分析 */
+  scheduledAnalysisEnabled: boolean
+  /** 定时分析间隔（分钟） */
+  scheduledAnalysisMinutes: number
 }