diff --git a/src/qt_source/mainwindow.cpp b/src/qt_source/mainwindow.cpp
index e4bf1c3..a84a357 100644
--- a/src/qt_source/mainwindow.cpp
+++ b/src/qt_source/mainwindow.cpp
@@ -752,6 +752,8 @@ void MainWindow::getQueueDataThread()
                 bool isNoCarriage = false;
                 int carT = strTrainInfo.mid(3, 2).simplified().toInt(&isNoCarriage);
                 if (isNoCarriage && carT >= 10) continue;
+                // 因信号不稳定 增加一行过滤  出现读到的数据里 空格替代了实际字符的情况
+                if (strTrainInfo.mid(7, 7).simplified().size() < 7) continue;
                 vecTrain.append(strTrainInfo);
                 int train_order = vecTrain.size();
                 this->resultTableModel_->setItem(train_order - 1, 0, new QStandardItem(strTrainInfo));