diff --git a/app/common/service/SendMsgCronJobService.php b/app/common/service/SendMsgCronJobService.php
index c257069..6fe10e1 100644
--- a/app/common/service/SendMsgCronJobService.php
+++ b/app/common/service/SendMsgCronJobService.php
@@ -366,7 +366,7 @@ class SendMsgCronJobService
                     ]);
 //                    throw new Exception('未找到课程分配的学生');
                 }
-                
+
 
                 $student_info = [];
                 foreach ($studentSchedule as $student) {
@@ -577,7 +577,9 @@ class SendMsgCronJobService
     {
         try {
             $teacher_schedule_time = TeacherScheduleTime::where(['is_publish' => 1])
-                ->whereBetweenTime('start_time', date('Y-m-d H:i:00', strtotime('+10 minute')), date('Y-m-d H:i:00', strtotime('+11 minute')))
+                ->whereTime('start_time', '>=', date('Y-m-d H:i:00', strtotime('+10 minute')))
+                ->whereTime('start_time', '<', date('Y-m-d H:i:00', strtotime('+11 minute')))
+//                ->whereBetweenTime('start_time', date('Y-m-d H:i:00', strtotime('+10 minute')), date('Y-m-d H:i:00', strtotime('+11 minute')))
                 ->with(['teacherAttr', 'subject', 'studentSchedule'])
                 ->select();