diff --git a/web-client/src/main/java/com/zcloud/edu/dto/clientobject/study/StudentExamRecordCO.java b/web-client/src/main/java/com/zcloud/edu/dto/clientobject/study/StudentExamRecordCO.java
index 531a622..c0b0ffb 100644
--- a/web-client/src/main/java/com/zcloud/edu/dto/clientobject/study/StudentExamRecordCO.java
+++ b/web-client/src/main/java/com/zcloud/edu/dto/clientobject/study/StudentExamRecordCO.java
@@ -76,6 +76,8 @@ public class StudentExamRecordCO extends ClientObject {
     @ApiModelProperty(value = "试卷名称")
     @TableField(exist = false)
     private String examName;
+    //签字id
+    private String studentSignId;
     //试卷总分数
     @ApiModelProperty(value = "试卷总分数")
     @TableField(exist = false)
diff --git a/web-client/src/main/java/com/zcloud/edu/dto/study/StudentExamRecordAddCmd.java b/web-client/src/main/java/com/zcloud/edu/dto/study/StudentExamRecordAddCmd.java
index 45115c1..a2d7fc3 100644
--- a/web-client/src/main/java/com/zcloud/edu/dto/study/StudentExamRecordAddCmd.java
+++ b/web-client/src/main/java/com/zcloud/edu/dto/study/StudentExamRecordAddCmd.java
@@ -50,6 +50,9 @@ public class StudentExamRecordAddCmd extends Command {
     @ApiModelProperty(value = "考试交卷时间", name = "examTimeEnd", required = true)
     private String examTimeEnd;
 
+    @ApiModelProperty(value = "签字id", name = "签字id", required = true)
+    private String studentSignId;
+
     @ApiModelProperty(value = "考试总题数", name = "examQuestionNum", required = true)
     private Integer examQuestionNum;
 
diff --git a/web-domain/src/main/java/com/zcloud/edu/domain/model/study/StudentExamRecordE.java b/web-domain/src/main/java/com/zcloud/edu/domain/model/study/StudentExamRecordE.java
index a18d53d..0bbfd03 100644
--- a/web-domain/src/main/java/com/zcloud/edu/domain/model/study/StudentExamRecordE.java
+++ b/web-domain/src/main/java/com/zcloud/edu/domain/model/study/StudentExamRecordE.java
@@ -33,6 +33,8 @@ public class StudentExamRecordE extends BaseE {
     private String classExamPaperId;
     //试卷id
     private String examPaperId;
+    //签字id
+    private String studentSignId;
     //考试时间
     private String examTimeBegin;
     //考试交卷时间