diff --git a/pqs-system/system-boot/src/main/java/com/njcn/system/mapper/mapping/LargeScreenMapper.xml b/pqs-system/system-boot/src/main/java/com/njcn/system/mapper/mapping/LargeScreenMapper.xml
index 0668d1e48..2011bf896 100644
--- a/pqs-system/system-boot/src/main/java/com/njcn/system/mapper/mapping/LargeScreenMapper.xml
+++ b/pqs-system/system-boot/src/main/java/com/njcn/system/mapper/mapping/LargeScreenMapper.xml
@@ -2,21 +2,6 @@
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="com.njcn.system.mapper.LargeScreenMapper">
 
-    <select id="getUserScale" resultType="com.njcn.device.pq.pojo.vo.UserScaleVO">
-        SELECT DATE_FORMAT(REGISTER_TIME, '%Y-%m') AS `timeId`, COUNT(*) AS `monthIncrementNum`
-        FROM app_user
-        <where>
-        STATE = '1'
-        <if test="searchBeginTime != null and searchBeginTime != ''">
-            and date_format(REGISTER_TIME,'%y%m%d') &gt;= date_format(#{searchBeginTime},'%y%m%d')
-        </if>
-        <if test="searchEndTime != null and searchEndTime != ''">
-            and date_format(REGISTER_TIME,'%y%m%d') &lt;= date_format(#{searchEndTime},'%y%m%d')
-        </if>
-        </where>
-        GROUP BY `timeId`;
-    </select>
-
     <select id="getDataScale" resultType="com.njcn.device.pq.pojo.vo.DataScaleVO">
         SELECT DATE(pd.TIMEID) as "timeId", round(sum(DATASTATIS),2) as "dataStatis"
         FROM pqs_datastatis pd