diff --git a/dao/print_bill.go b/dao/print_bill.go
index 3b1e239..d8c4474 100644
--- a/dao/print_bill.go
+++ b/dao/print_bill.go
@@ -32,7 +32,7 @@ func QueryPrintBill(db *sqlx.Tx, userId, printNo string) ([]*app_model.PrintBill
 
 // QueryPrintBillList 查询打印机余额
 func QueryPrintBillList(userId string, printNo []string) ([]*app_model.PrintBill, error) {
-	db := globals.GetTxDb()
+	db := globals.GetDB()
 	sql := `SELECT * FROM print_bill WHERE 1 = 1  `
 	var param []interface{}
 	if userId != "" {
diff --git a/model/model.go b/model/model.go
index 72f0083..c23ea1a 100644
--- a/model/model.go
+++ b/model/model.go
@@ -95,7 +95,7 @@ type PrintInfo struct {
 type PagedInfo struct {
 	TotalCount int              `json:"totalCount"`
 	Data       interface{}      `json:"data"`
-	PrintBill  map[string]int64 `json:"print_bill"`
+	PrintBill  map[string]int64 `json:"printBill"`
 }
 
 type ModelIDCULD struct {
diff --git a/services/print_server/print.go b/services/print_server/print.go
index f112053..b97fcf6 100644
--- a/services/print_server/print.go
+++ b/services/print_server/print.go
@@ -87,6 +87,7 @@ func GetPrinters(userId string, appID int, printNo, name string, status, isOnlin
 	if err != nil {
 		return nil, err
 	}
+	globals.SugarLogger.Debugf("====================%s", utils.Format4Output(printBillList, false))
 	for _, v := range printBillList {
 		page.PrintBill[v.PrintNo] = v.PrintBalance
 	}