diff --git a/Learun.Framework.Ultimate V7/Learun.Application.Web/Areas/EducationalAdministration/Views/ClassInfo/Statictis.cshtml b/Learun.Framework.Ultimate V7/Learun.Application.Web/Areas/EducationalAdministration/Views/ClassInfo/Statictis.cshtml
index 166f732dc..8bcacff05 100644
--- a/Learun.Framework.Ultimate V7/Learun.Application.Web/Areas/EducationalAdministration/Views/ClassInfo/Statictis.cshtml	
+++ b/Learun.Framework.Ultimate V7/Learun.Application.Web/Areas/EducationalAdministration/Views/ClassInfo/Statictis.cshtml	
@@ -12,7 +12,8 @@
                     </div>
                 </div>
                 <div class="lr-layout-tool-right">
-                    
+                    <a id="lr_refresh" class="btn btn-default"><i class="fa fa-refresh"></i></a>
+
                 </div>
             </div>
             <div class="lr-layout-body" id="gridtable"></div>
diff --git a/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/ClassInfo/ClassInfoService.cs b/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/ClassInfo/ClassInfoService.cs
index fed8c8f85..2d314eb67 100644
--- a/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/ClassInfo/ClassInfoService.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/ClassInfo/ClassInfoService.cs	
@@ -369,16 +369,20 @@ namespace Learun.Application.TwoDevelopment.EducationalAdministration
                 var queryParam = queryJson.ToJObject();
                 var strSql = new StringBuilder();
                 strSql.Append(@"select b.classroomname,b.classroombuildingname,usecount,usecount as rate from ");
-                strSql.Append(@"(select teachclassno,classroomno,count(1) as usecount from ArrangeLessonTerm t where 1=1 ");
+                //教室使用频率去掉班级查询条件
+                //strSql.Append(@"(select teachclassno,classroomno,count(1) as usecount from ArrangeLessonTerm t where 1=1 ");
+                strSql.Append(@"(select classroomno,count(1) as usecount from ArrangeLessonTerm t where 1=1 ");
                 if (!queryParam["StartTime"].IsEmpty())
                 {
-                    strSql.Append(" and t.LessonDate >= '"+ queryParam["StartTime"] + "' ");
+                    strSql.Append(" and t.LessonDate >= '" + queryParam["StartTime"] + "' ");
                 }
                 if (!queryParam["EndTime"].IsEmpty())
                 {
                     strSql.Append(" and t.LessonDate <= '" + queryParam["EndTime"] + "' ");
                 }
-                strSql.Append(@" group by teachclassno,classroomno) a ");
+                //教室使用频率去掉班级查询条件
+                //strSql.Append(@" group by teachclassno,classroomno) a ");
+                strSql.Append(@" group by classroomno) a ");
                 strSql.Append(@"left join ");
                 strSql.Append(@"(select r.classroomno,r.classroomname,b.classroombuildingno,b.classroombuildingname from CLASSROOMINFO r ");
                 strSql.Append(@"left join ClassroomBuilding b on b.classroombuildingno=r.classroombuildingno) b on b.classroomno=a.classroomno");