diff --git a/jsowell-pile/src/main/resources/mapper/pile/PileBasicInfoMapper.xml b/jsowell-pile/src/main/resources/mapper/pile/PileBasicInfoMapper.xml
index 357de38fc..47c4d8298 100644
--- a/jsowell-pile/src/main/resources/mapper/pile/PileBasicInfoMapper.xml
+++ b/jsowell-pile/src/main/resources/mapper/pile/PileBasicInfoMapper.xml
@@ -3,7 +3,7 @@
 PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="com.jsowell.pile.mapper.PileBasicInfoMapper">
-    
+
     <resultMap type="com.jsowell.pile.domain.PileBasicInfo" id="PileBasicInfoResult">
         <result property="id"    column="id"    />
         <result property="sn"    column="sn"    />
@@ -40,7 +40,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 
     <select id="selectPileBasicInfoList" parameterType="com.jsowell.pile.domain.PileBasicInfo" resultMap="PileBasicInfoResult">
         <include refid="selectPileBasicInfoVo"/>
-        <where>  
+        <where>
             <if test="sn != null  and sn != ''"> and sn = #{sn}</if>
             <if test="name != null  and name != ''"> and name = #{name}</if>
             <if test="businessType != null  and businessType != ''"> and business_type = #{businessType}</if>
@@ -56,7 +56,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
             <if test="faultReason != null  and faultReason != ''"> and fault_reason = #{faultReason}</if>
         </where>
     </select>
-    
+
     <select id="selectPileBasicInfoById" parameterType="Long" resultMap="PileBasicInfoResult">
         <include refid="selectPileBasicInfoVo"/>
         where id = #{id}
@@ -65,9 +65,10 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
     <select id="selectPileBasicInfoBySn" resultMap="PileBasicInfoResult">
         select <include refid="Base_Column_List"/>
         from pile_basic_info
-        where sn = #{pileSn,jdbcType=VARCHAR}
+        where del_flag = '0'
+        and sn = #{pileSn,jdbcType=VARCHAR}
     </select>
-        
+
     <insert id="insertPileBasicInfo" parameterType="com.jsowell.pile.domain.PileBasicInfo" useGeneratedKeys="true" keyProperty="id">
         insert into pile_basic_info
         <trim prefix="(" suffix=")" suffixOverrides=",">
@@ -145,7 +146,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
     </delete>
 
     <delete id="deletePileBasicInfoByIds" parameterType="String">
-        delete from pile_basic_info where id in 
+        delete from pile_basic_info where id in
         <foreach item="id" collection="array" open="(" separator="," close=")">
             #{id}
         </foreach>
@@ -280,9 +281,9 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
             t1.del_flag = '0'
         and t1.id = #{id}
     </select>
-    
+
     <select id="selectPileListByStationIds" resultType="com.jsowell.pile.vo.web.PileDetailVO">
-        select 
+        select
             t1.id as pileId,
             t1.sn as pileSn
         from
@@ -379,7 +380,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
             LEFT JOIN pile_model_info t2 on t1.model_id = t2.id
             LEFT JOIN pile_connector_info t3 on t1.sn = t3.pile_sn
         WHERE
-            t1.station_id in 
+            t1.station_id in
             <foreach collection="stationIdList" item="item" open="(" separator="," close=")">
                 #{item,jdbcType=VARCHAR}
             </foreach>
@@ -474,4 +475,4 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         WHERE
             t1.station_id = #{stationId,jdbcType=VARCHAR}
     </select>
-</mapper>
\ No newline at end of file
+</mapper>