diff --git a/dataPanel/dpBarsChart.cpp b/dataPanel/dpBarsChart.cpp
index 02a31dc..3035660 100644
--- a/dataPanel/dpBarsChart.cpp
+++ b/dataPanel/dpBarsChart.cpp
@@ -204,8 +204,34 @@ void dpBarsChart::setDateTime(const QDateTime& dateTime)
     if(m_updateData)
     {
         for(auto it = m_bars.begin(); it != m_bars.end(); ++it)
+        {
             //DataManager::instance()->requestData(it.key(), this);
 
+            MeasurementDataPoint data = MeasurementDataManager::instance()->getLastestRealtimeData(it.key());
+            if(data.timestamp == 0)
+                continue;
+
+            static double marginFactor = 1.0;
+            double dData = data.value;
+            Bars bar = it.value();
+            //调整所在轴的范围
+            QCPRange range = bar.qBars->valueAxis()->range();
+            if(dData > range.upper)
+            {
+                double upper = dData + marginFactor;
+                bar.qBars->valueAxis()->setRangeUpper(upper);
+            }
+            else if(dData < range.lower)
+            {
+                double lower = dData - marginFactor;
+                bar.qBars->valueAxis()->setRangeLower(lower);
+            }
+            //更新值
+            QVector<double> values;
+            values << dData;
+            bar.qBars->setData(bar.keys, values);
+        }
+
         m_pCustomPlot->replot();
     }
 }
diff --git a/source/measurementDataManager.cpp b/source/measurementDataManager.cpp
index 16e74c7..59c118d 100644
--- a/source/measurementDataManager.cpp
+++ b/source/measurementDataManager.cpp
@@ -294,7 +294,7 @@ void MeasurementDataManager::getSubscriptionRealtimeData()
     if(m_clientID.isEmpty())
         return;
 
-    QString strUrl = QString("ws:://%1:%2/%3/%4").arg(m_serviceConfig.realtimeCfg.host
+    QString strUrl = QString("ws://%1:%2/%3/%4").arg(m_serviceConfig.realtimeCfg.host
                                                       , QString::number(m_serviceConfig.realtimeCfg.port)
                                                       , m_serviceConfig.realtimeCfg.websocketPath
                                                       , m_clientID);