diff --git a/source/alarmEventDataView.cpp b/source/alarmEventDataView.cpp
index 1ab5d05..89ac410 100644
--- a/source/alarmEventDataView.cpp
+++ b/source/alarmEventDataView.cpp
@@ -19,10 +19,6 @@ AlarmEventDataModel::AlarmEventDataModel(AlarmDataMode mode, QObject* parent)
     m_paginationInfo.totalEntries = 0;
     iniHeaderData();
 
-    connect(AlarmEventDataService::instance(), &AlarmEventDataService::realTimeEventReceived, this, &AlarmEventDataModel::onRealTimeEventReceived);
-    connect(AlarmEventDataService::instance(), &AlarmEventDataService::historicalQueryData, this, &AlarmEventDataModel::onHistoricalEventsReceived);
-    connect(AlarmEventDataService::instance(), &AlarmEventDataService::historicalQueryError, this, &AlarmEventDataModel::onHistoricalQueryError);
-
     if(m_dataMode == RealTime)
     {
         for(int i = 0; i < m_maxRealTimeEvents; ++i)//创建几个“空事件”来初始化表格
@@ -33,13 +29,19 @@ AlarmEventDataModel::AlarmEventDataModel(AlarmDataMode mode, QObject* parent)
             m_displayEvents.append(event);
         }
 
+        connect(AlarmEventDataService::instance(), &AlarmEventDataService::realTimeEventReceived, this, &AlarmEventDataModel::onRealTimeEventReceived);
         AlarmEventDataService::instance()->start();
     }
+    else
+    {
+        connect(AlarmEventDataService::instance(), &AlarmEventDataService::historicalQueryData, this, &AlarmEventDataModel::onHistoricalEventsReceived);
+        connect(AlarmEventDataService::instance(), &AlarmEventDataService::historicalQueryError, this, &AlarmEventDataModel::onHistoricalQueryError);
+    }
 
     //实时数据测试
-    /*m_simulatedDataTimer = new QTimer(this);
+    m_simulatedDataTimer = new QTimer(this);
     connect(m_simulatedDataTimer, &QTimer::timeout, this, &AlarmEventDataModel::onTimeoutSimulateData);
-    m_simulatedDataTimer->start(3000);*/
+    m_simulatedDataTimer->start(3000);
 }
 
 AlarmEventDataModel::~AlarmEventDataModel()
@@ -358,6 +360,9 @@ void AlarmEventDataModel::onRealTimeEventReceived(const EventData& event)
 
 void AlarmEventDataModel::onHistoricalEventsReceived(const QList<EventData>& events)
 {
+    if(m_dataMode == RealTime)
+        return;
+
     m_allEvents.clear();
     m_allEvents = events;
 
@@ -373,6 +378,9 @@ void AlarmEventDataModel::onHistoricalEventsReceived(const QList<EventData>& eve
 
 void AlarmEventDataModel::onHistoricalQueryError(const QString& error)
 {
+    if(m_dataMode == RealTime)
+        return;
+
     emit loadDataError(error);
 }