diff --git a/app/src/main/java/com/casic/br/ktd/extensions/LineChart.kt b/app/src/main/java/com/casic/br/ktd/extensions/LineChart.kt
index 2b59bef..7fbbf1d 100644
--- a/app/src/main/java/com/casic/br/ktd/extensions/LineChart.kt
+++ b/app/src/main/java/com/casic/br/ktd/extensions/LineChart.kt
@@ -26,13 +26,13 @@
     rightAxis.isEnabled = false
     val leftAxis: YAxis = this.axisLeft
     leftAxis.axisMinimum = 0f
-    leftAxis.setDrawGridLines(true) //设置x轴上每个点对应的线
+    leftAxis.setDrawGridLines(false) //设置x轴上每个点对应的线
     leftAxis.setDrawZeroLine(true)
     //添加限制线
     val threshold = SaveKeyValues.getValue(LocaleConstant.ALARM_THRESHOLD, "1000") as String
-    val limitLine = LimitLine(threshold.toFloat(), "阈值:${threshold}ppm·m")
+    val limitLine = LimitLine(threshold.toFloat(), "阈值：${threshold}ppm·m")
     limitLine.lineWidth = 1f
-    limitLine.lineColor = Color.GREEN
+    limitLine.lineColor = Color.RED
     //允许在虚线模式下绘制(线段长度，分隔长度，偏移量)
     limitLine.enableDashedLine(10f, 10f, 0f)
     //设置限制线标签的位置
@@ -54,7 +54,7 @@
     xAxis.textSize = 10f
     xAxis.setDrawLabels(true) //绘制标签  指x轴上的对应数值
     xAxis.setDrawAxisLine(true) //是否绘制轴线
-    xAxis.setDrawGridLines(true) //设置x轴上每个点对应的线
+    xAxis.setDrawGridLines(false) //设置x轴上每个点对应的线
     xAxis.granularity = 1f //禁止放大后x轴标签重绘
     xAxis.position = XAxis.XAxisPosition.BOTTOM
     this.extraTopOffset = 20f

diff --git a/app/src/main/java/com/casic/br/ktd/extensions/LineChart.kt b/app/src/main/java/com/casic/br/ktd/extensions/LineChart.kt
index 2b59bef..7fbbf1d 100644
--- a/app/src/main/java/com/casic/br/ktd/extensions/LineChart.kt
+++ b/app/src/main/java/com/casic/br/ktd/extensions/LineChart.kt
@@ -26,13 +26,13 @@
     rightAxis.isEnabled = false
     val leftAxis: YAxis = this.axisLeft
     leftAxis.axisMinimum = 0f
-    leftAxis.setDrawGridLines(true) //设置x轴上每个点对应的线
+    leftAxis.setDrawGridLines(false) //设置x轴上每个点对应的线
     leftAxis.setDrawZeroLine(true)
     //添加限制线
     val threshold = SaveKeyValues.getValue(LocaleConstant.ALARM_THRESHOLD, "1000") as String
-    val limitLine = LimitLine(threshold.toFloat(), "阈值:${threshold}ppm·m")
+    val limitLine = LimitLine(threshold.toFloat(), "阈值：${threshold}ppm·m")
     limitLine.lineWidth = 1f
-    limitLine.lineColor = Color.GREEN
+    limitLine.lineColor = Color.RED
     //允许在虚线模式下绘制(线段长度，分隔长度，偏移量)
     limitLine.enableDashedLine(10f, 10f, 0f)
     //设置限制线标签的位置
@@ -54,7 +54,7 @@
     xAxis.textSize = 10f
     xAxis.setDrawLabels(true) //绘制标签  指x轴上的对应数值
     xAxis.setDrawAxisLine(true) //是否绘制轴线
-    xAxis.setDrawGridLines(true) //设置x轴上每个点对应的线
+    xAxis.setDrawGridLines(false) //设置x轴上每个点对应的线
     xAxis.granularity = 1f //禁止放大后x轴标签重绘
     xAxis.position = XAxis.XAxisPosition.BOTTOM
     this.extraTopOffset = 20f
diff --git a/app/src/main/java/com/casic/br/ktd/model/ChartPointModel.kt b/app/src/main/java/com/casic/br/ktd/model/ChartPointModel.kt
deleted file mode 100644
index 0a6a8fd..0000000
--- a/app/src/main/java/com/casic/br/ktd/model/ChartPointModel.kt
+++ /dev/null
@@ -1,3 +0,0 @@
-package com.casic.br.ktd.model
-
-data class ChartPointModel(var dataTime: String, var dataValue: Int)

diff --git a/app/src/main/java/com/casic/br/ktd/extensions/LineChart.kt b/app/src/main/java/com/casic/br/ktd/extensions/LineChart.kt
index 2b59bef..7fbbf1d 100644
--- a/app/src/main/java/com/casic/br/ktd/extensions/LineChart.kt
+++ b/app/src/main/java/com/casic/br/ktd/extensions/LineChart.kt
@@ -26,13 +26,13 @@
     rightAxis.isEnabled = false
     val leftAxis: YAxis = this.axisLeft
     leftAxis.axisMinimum = 0f
-    leftAxis.setDrawGridLines(true) //设置x轴上每个点对应的线
+    leftAxis.setDrawGridLines(false) //设置x轴上每个点对应的线
     leftAxis.setDrawZeroLine(true)
     //添加限制线
     val threshold = SaveKeyValues.getValue(LocaleConstant.ALARM_THRESHOLD, "1000") as String
-    val limitLine = LimitLine(threshold.toFloat(), "阈值:${threshold}ppm·m")
+    val limitLine = LimitLine(threshold.toFloat(), "阈值：${threshold}ppm·m")
     limitLine.lineWidth = 1f
-    limitLine.lineColor = Color.GREEN
+    limitLine.lineColor = Color.RED
     //允许在虚线模式下绘制(线段长度，分隔长度，偏移量)
     limitLine.enableDashedLine(10f, 10f, 0f)
     //设置限制线标签的位置
@@ -54,7 +54,7 @@
     xAxis.textSize = 10f
     xAxis.setDrawLabels(true) //绘制标签  指x轴上的对应数值
     xAxis.setDrawAxisLine(true) //是否绘制轴线
-    xAxis.setDrawGridLines(true) //设置x轴上每个点对应的线
+    xAxis.setDrawGridLines(false) //设置x轴上每个点对应的线
     xAxis.granularity = 1f //禁止放大后x轴标签重绘
     xAxis.position = XAxis.XAxisPosition.BOTTOM
     this.extraTopOffset = 20f
diff --git a/app/src/main/java/com/casic/br/ktd/model/ChartPointModel.kt b/app/src/main/java/com/casic/br/ktd/model/ChartPointModel.kt
deleted file mode 100644
index 0a6a8fd..0000000
--- a/app/src/main/java/com/casic/br/ktd/model/ChartPointModel.kt
+++ /dev/null
@@ -1,3 +0,0 @@
-package com.casic.br.ktd.model
-
-data class ChartPointModel(var dataTime: String, var dataValue: Int)
diff --git a/app/src/main/java/com/casic/br/ktd/utils/LocaleConstant.kt b/app/src/main/java/com/casic/br/ktd/utils/LocaleConstant.kt
index 3ac19a6..f699c65 100644
--- a/app/src/main/java/com/casic/br/ktd/utils/LocaleConstant.kt
+++ b/app/src/main/java/com/casic/br/ktd/utils/LocaleConstant.kt
@@ -33,7 +33,7 @@
      * =============================================================================================
      * */
     //数据接收频率
-    const val DATA_TIMER_PERIOD = 2000L
+    const val DATA_TIMER_PERIOD = 1000L
 
     /**
      * =============================================================================================