diff --git a/rc-service/rc-service-other/other-application/src/main/java/com/red/circle/other/app/listener/task/TaskListener.java b/rc-service/rc-service-other/other-application/src/main/java/com/red/circle/other/app/listener/task/TaskListener.java
index 14544b5a..cb2b55e4 100644
--- a/rc-service/rc-service-other/other-application/src/main/java/com/red/circle/other/app/listener/task/TaskListener.java
+++ b/rc-service/rc-service-other/other-application/src/main/java/com/red/circle/other/app/listener/task/TaskListener.java
@@ -381,8 +381,8 @@ public class TaskListener implements MessageListener {
         String redisKey = "admin:heartbeat:" + userId;
         String incValue = redisService.getString(redisKey);
 
-        // 计算当前半月周期的过期时间
-        long expireSeconds = calculateHalfMonthExpireSeconds();
+        // 计算到第二天0点的过期时间
+        long expireSeconds = calculateDailyExpireSeconds();
 
         // 心跳计数：每次心跳+1
         if (StringUtils.isEmpty(incValue)) {
@@ -392,6 +392,13 @@ public class TaskListener implements MessageListener {
         } else {
             // 递增心跳计数
             long currentCount = redisService.increment(redisKey, 1, expireSeconds, TimeUnit.SECONDS);
+
+            // 每天最多2小时 = 120次心跳
+            if (currentCount > 120) {
+                log.info("管理员麦克风使用时长已达今日上限(2小时)，跳过记录, userId={}, currentCount={}", userId, currentCount);
+                return;
+            }
+
             if (currentCount % 60 != 0) {
                 return;
             }
@@ -489,46 +496,23 @@ public class TaskListener implements MessageListener {
         }
     }
 
-    /**
-     * 计算当前半月周期的过期时间（秒）
-     * <p>
-     * 规则：
-     * - 上半月(1-15日)：过期时间到16号0点0分0秒
-     * - 下半月(16日-月末)：过期时间到下月1号0点0分0秒
-     * </p>
-     *
-     * @return 距离当前周期结束的秒数
-     */
-    private long calculateHalfMonthExpireSeconds() {
+    private long calculateDailyExpireSeconds() {
         // 使用沙特时区
         ZoneId riyadhZone = ZoneId.of("Asia/Riyadh");
         ZonedDateTime now = ZonedDateTime.now(riyadhZone);
-        int currentDay = now.getDayOfMonth();
 
-        ZonedDateTime expireTime;
-
-        if (currentDay <= 15) {
-            // 上半月：过期到当月16号0点
-            expireTime = now.withDayOfMonth(16)
-                    .withHour(0)
-                    .withMinute(0)
-                    .withSecond(0)
-                    .withNano(0);
-        } else {
-            // 下半月：过期到下月1号0点
-            expireTime = now.plusMonths(1)
-                    .withDayOfMonth(1)
-                    .withHour(0)
-                    .withMinute(0)
-                    .withSecond(0)
-                    .withNano(0);
-        }
+        // 过期到第二天0点
+        ZonedDateTime expireTime = now.plusDays(1)
+                .withHour(0)
+                .withMinute(0)
+                .withSecond(0)
+                .withNano(0);
 
         // 计算秒数差
         long expireSeconds = Duration.between(now, expireTime).getSeconds();
 
-        log.debug("计算半月周期过期时间, currentDay={}, expireTime={}, expireSeconds={}",
-                currentDay, expireTime, expireSeconds);
+        log.debug("计算每日过期时间, currentTime={}, expireTime={}, expireSeconds={}",
+                now, expireTime, expireSeconds);
 
         return expireSeconds;
     }