diff --git a/dao/print_dao.go b/dao/print_dao.go
index 8edaab8..5b35d55 100644
--- a/dao/print_dao.go
+++ b/dao/print_dao.go
@@ -51,43 +51,43 @@ func GetPrintersPage(db *sqlx.DB, appID int, printNo, name string, status, isOnl
 	sql := `
 		SELECT *
 	`
-	sqlOhter := `
+	sqlOther := `
 		  FROM printer 
          WHERE 1 = 1 AND deleted_at = ?
 	`
 	sqlParams := []interface{}{utils.DefaultTimeValue}
 	if appID != 0 {
-		sqlOhter += " AND app_id = ?"
+		sqlOther += " AND app_id = ?"
 		sqlParams = append(sqlParams, appID)
 	}
 	if printNo != "" {
-		sqlOhter += " AND print_no = ?"
+		sqlOther += " AND print_no = ?"
 		sqlParams = append(sqlParams, printNo)
 	}
 	if name != "" {
-		sqlOhter += " AND name LIKE ?"
+		sqlOther += " AND name LIKE ?"
 		sqlParams = append(sqlParams, "%"+name+"%")
 	}
 	if status != model.StatusAll {
-		sqlOhter += " AND status = ?"
+		sqlOther += " AND status = ?"
 		sqlParams = append(sqlParams, status)
 	}
 	if isOnline != model.StatusAll {
-		sqlOhter += " AND is_online = ?"
+		sqlOther += " AND is_online = ?"
 		sqlParams = append(sqlParams, isOnline)
 	}
 	if userId != "" {
-		sqlOhter += " AND user_id = ?"
+		sqlOther += " AND user_id = ?"
 		sqlParams = append(sqlParams, userId)
 	}
 	//查总数
-	row := db.DB.QueryRow(sqlCount+sqlOhter, sqlParams...)
+	row := db.DB.QueryRow(sqlCount+sqlOther, sqlParams...)
 	if err = row.Scan(&count); err != nil {
 		return page, err
 	}
-	sqlOhter += " LIMIT ? OFFSET ?"
+	sqlOther += " LIMIT ? OFFSET ?"
 	sqlParams = append(sqlParams, pageSize, offset)
-	if err = db.Select(&printers, sql+sqlOhter, sqlParams...); err == nil {
+	if err = db.Select(&printers, sql+sqlOther, sqlParams...); err == nil {
 		return &model.PagedInfo{
 			TotalCount: count,
 			Data:       printers,
diff --git a/model/model.go b/model/model.go
index 039dd7c..3a6b77f 100644
--- a/model/model.go
+++ b/model/model.go
@@ -180,12 +180,12 @@ type Printer struct {
 	AppID        int        `json:"app_id" db:"app_id"`       //应用编号
 	PrintNo      string     `json:"print_no" db:"print_no"`   //打印机编号
 	PrintKey     string     `json:"print_key" db:"print_key"` //打印机识别码
-	Name         string     `json:"name"`                     //打印机备注名
-	Status       int        `json:"status"`                   //打印机状态
+	Name         string     `json:"name" db:"name"`           //打印机备注名
+	Status       int        `json:"status" db:"status"`       //打印机状态
 	IsOnline     int        `json:"is_online" db:"is_online"` //1在线，0离线
 	IccID        string     `json:"icc_id" db:"icc_id"`       //sim卡号
-	Sound        string     `json:"sound"`                    //声音类型 sounda ,b,c,d,e,f,g
-	Volume       int        `json:"volume"`                   //音量，1-5 ，对应打印机2-10
+	Sound        string     `json:"sound" db:"sound"`         //声音类型 sounda ,b,c,d,e,f,g
+	Volume       int        `json:"volume" db:"volume"`       //音量，1-5 ，对应打印机2-10
 	FlowFlag     int        `json:"flow_flag" db:"flow_flag"` //是否超流量了，1表示超了
 	OfflineCount int        `json:"-" db:"offline_count"`     //掉线次数
 	UserId       string     `json:"user_id" db:"user_id"`     //打印机所属用户