diff --git a/miniprogram/images/limit.png b/miniprogram/images/limit.png
new file mode 100644
index 0000000..d07cf18
--- /dev/null
+++ b/miniprogram/images/limit.png
Binary files differ

diff --git a/miniprogram/images/limit.png b/miniprogram/images/limit.png
new file mode 100644
index 0000000..d07cf18
--- /dev/null
+++ b/miniprogram/images/limit.png
Binary files differ
diff --git a/miniprogram/pages/addDevice/addDevice.wxml b/miniprogram/pages/addDevice/addDevice.wxml
index b6f443d..d3a77a0 100644
--- a/miniprogram/pages/addDevice/addDevice.wxml
+++ b/miniprogram/pages/addDevice/addDevice.wxml
@@ -10,7 +10,7 @@
 	
     <van-row custom-class='row-class'>
 		<van-col span="12">
-			<van-field  disabled label="设备类型" border="{{ true }}"/>
+			<van-field  disabled label="设备类型" border="{{ true }}" required/>
 		</van-col>
 		<van-col span="12">
 			<van-dropdown-menu active-color="#ffcf00" required>

diff --git a/miniprogram/images/limit.png b/miniprogram/images/limit.png
new file mode 100644
index 0000000..d07cf18
--- /dev/null
+++ b/miniprogram/images/limit.png
Binary files differ
diff --git a/miniprogram/pages/addDevice/addDevice.wxml b/miniprogram/pages/addDevice/addDevice.wxml
index b6f443d..d3a77a0 100644
--- a/miniprogram/pages/addDevice/addDevice.wxml
+++ b/miniprogram/pages/addDevice/addDevice.wxml
@@ -10,7 +10,7 @@
 	
     <van-row custom-class='row-class'>
 		<van-col span="12">
-			<van-field  disabled label="设备类型" border="{{ true }}"/>
+			<van-field  disabled label="设备类型" border="{{ true }}" required/>
 		</van-col>
 		<van-col span="12">
 			<van-dropdown-menu active-color="#ffcf00" required>
diff --git a/miniprogram/pages/defineMap/defineMap.js b/miniprogram/pages/defineMap/defineMap.js
index d3ac276..651c287 100644
--- a/miniprogram/pages/defineMap/defineMap.js
+++ b/miniprogram/pages/defineMap/defineMap.js
@@ -78,6 +78,7 @@
       defaultTitieText: '请输入内容',
       showPopupSelect: false, // 井类型选择器
       showLocation: true, // 是否显示定位
+      limitData: 30, // 查询的范围
     },
 
     preventDefault(e) {
@@ -115,6 +116,38 @@
     refresh() {
         this.fetchManhole(this.data.listQuery, 'refresh');
     },
+    // 点击筛选井范围
+    chooseLimit() {
+        var that = this
+        wx.showActionSheet({
+            alertText: "筛选周围井的范围",
+            itemList: ['3米', '5米', '10米', '30米', '100米'],
+            success: (res) => {
+            if (!res.cancel) {
+                that.setData({
+                    activeMarker: null,
+                    activeMarkerWellCode: null,
+                    activeMarkerId: null,
+                });
+                const types = [{label: '3米', value: 3}, {label: '5米', value: 5}, {label: '10米', value: 10}, {label: '30米', value: 30}, {label: '100米', value: 100}];
+                const paramsValue = types[res.tapIndex].value
+                const paramsTitle = types[res.tapIndex].label
+                that.setData({
+                    'limitData': paramsValue
+                })
+                that.setData({
+                    listQuery: { // 查询井列表的参数
+                        wellCode: '', // 井编号
+                        position: '', // 按位置
+                        wellType: '', // 井类型
+                        isInStall: '', // 井状态
+                      },
+                  })
+                that.fetchManhole(that.data.listQuery);
+                } 
+            }
+        });
+    },
 
     // 获取井
     fetchManhole(params, type = '') {
@@ -145,11 +178,11 @@
                                     longitude: listResultData[0].lngGaode
                                 });
                             }
-                            } else { // 显示周围30米井
-                                that.locateCurrentPosition()
-                            }
+                        } else { // 显示周围${thst.data.limitData}米井
+                            that.locateCurrentPosition()
+                        }
                         // const tempList = that.filterNearbyPoints(listResultData, 39.907900661893, 116.39424858941)
-                        // console.log('获取当前人的定位周围30米的数据',tempList.length,  tempList);
+                        // console.log('获取当前人的定位周围${thst.data.limitData}米的数据',tempList.length,  tempList);
                         // that.initManholeData(tempList)
                     } 
                     else {
@@ -606,6 +639,7 @@
      * @returns {Array} 符合条件的点位数组
      */
     filterNearbyPoints(points, userLat, userLng, radius = 30) {
+        console.log('筛选井范围： 米', radius)
         if (!points || !points.length || !userLat || !userLng) {
         return []; // 校验参数合法性
         }
@@ -668,8 +702,8 @@
             wx.hideLoading()
             if(wellList.length) {
                 // const tempList = that.filterNearbyPoints(wellList, '39.908599446615', '116.391914605035')
-                const tempList = that.filterNearbyPoints(wellList, parseFloat(res.latitude), parseFloat(res.longitude))
-                console.log('获取当前人的定位周围30米的数据',tempList.length,  tempList);
+                const tempList = that.filterNearbyPoints(wellList, parseFloat(res.latitude), parseFloat(res.longitude), that.data.limitData)
+                console.log(`获取当前人的定位周围${that.data.limitData}米的数据`,tempList.length,  tempList);
                 if(tempList.length) {
                     that.initManholeData(tempList)
                     mapCtx.moveToLocation({
@@ -681,7 +715,7 @@
                     });
                 } else {
                     wx.showToast({
-                        title: "当前位置周围30米无闸井",
+                        title: `当前位置周围${that.data.limitData}米无闸井`,
                         icon: 'none',
                         duration: 3000
                     })

diff --git a/miniprogram/images/limit.png b/miniprogram/images/limit.png
new file mode 100644
index 0000000..d07cf18
--- /dev/null
+++ b/miniprogram/images/limit.png
Binary files differ
diff --git a/miniprogram/pages/addDevice/addDevice.wxml b/miniprogram/pages/addDevice/addDevice.wxml
index b6f443d..d3a77a0 100644
--- a/miniprogram/pages/addDevice/addDevice.wxml
+++ b/miniprogram/pages/addDevice/addDevice.wxml
@@ -10,7 +10,7 @@
 	
     <van-row custom-class='row-class'>
 		<van-col span="12">
-			<van-field  disabled label="设备类型" border="{{ true }}"/>
+			<van-field  disabled label="设备类型" border="{{ true }}" required/>
 		</van-col>
 		<van-col span="12">
 			<van-dropdown-menu active-color="#ffcf00" required>
diff --git a/miniprogram/pages/defineMap/defineMap.js b/miniprogram/pages/defineMap/defineMap.js
index d3ac276..651c287 100644
--- a/miniprogram/pages/defineMap/defineMap.js
+++ b/miniprogram/pages/defineMap/defineMap.js
@@ -78,6 +78,7 @@
       defaultTitieText: '请输入内容',
       showPopupSelect: false, // 井类型选择器
       showLocation: true, // 是否显示定位
+      limitData: 30, // 查询的范围
     },
 
     preventDefault(e) {
@@ -115,6 +116,38 @@
     refresh() {
         this.fetchManhole(this.data.listQuery, 'refresh');
     },
+    // 点击筛选井范围
+    chooseLimit() {
+        var that = this
+        wx.showActionSheet({
+            alertText: "筛选周围井的范围",
+            itemList: ['3米', '5米', '10米', '30米', '100米'],
+            success: (res) => {
+            if (!res.cancel) {
+                that.setData({
+                    activeMarker: null,
+                    activeMarkerWellCode: null,
+                    activeMarkerId: null,
+                });
+                const types = [{label: '3米', value: 3}, {label: '5米', value: 5}, {label: '10米', value: 10}, {label: '30米', value: 30}, {label: '100米', value: 100}];
+                const paramsValue = types[res.tapIndex].value
+                const paramsTitle = types[res.tapIndex].label
+                that.setData({
+                    'limitData': paramsValue
+                })
+                that.setData({
+                    listQuery: { // 查询井列表的参数
+                        wellCode: '', // 井编号
+                        position: '', // 按位置
+                        wellType: '', // 井类型
+                        isInStall: '', // 井状态
+                      },
+                  })
+                that.fetchManhole(that.data.listQuery);
+                } 
+            }
+        });
+    },
 
     // 获取井
     fetchManhole(params, type = '') {
@@ -145,11 +178,11 @@
                                     longitude: listResultData[0].lngGaode
                                 });
                             }
-                            } else { // 显示周围30米井
-                                that.locateCurrentPosition()
-                            }
+                        } else { // 显示周围${thst.data.limitData}米井
+                            that.locateCurrentPosition()
+                        }
                         // const tempList = that.filterNearbyPoints(listResultData, 39.907900661893, 116.39424858941)
-                        // console.log('获取当前人的定位周围30米的数据',tempList.length,  tempList);
+                        // console.log('获取当前人的定位周围${thst.data.limitData}米的数据',tempList.length,  tempList);
                         // that.initManholeData(tempList)
                     } 
                     else {
@@ -606,6 +639,7 @@
      * @returns {Array} 符合条件的点位数组
      */
     filterNearbyPoints(points, userLat, userLng, radius = 30) {
+        console.log('筛选井范围： 米', radius)
         if (!points || !points.length || !userLat || !userLng) {
         return []; // 校验参数合法性
         }
@@ -668,8 +702,8 @@
             wx.hideLoading()
             if(wellList.length) {
                 // const tempList = that.filterNearbyPoints(wellList, '39.908599446615', '116.391914605035')
-                const tempList = that.filterNearbyPoints(wellList, parseFloat(res.latitude), parseFloat(res.longitude))
-                console.log('获取当前人的定位周围30米的数据',tempList.length,  tempList);
+                const tempList = that.filterNearbyPoints(wellList, parseFloat(res.latitude), parseFloat(res.longitude), that.data.limitData)
+                console.log(`获取当前人的定位周围${that.data.limitData}米的数据`,tempList.length,  tempList);
                 if(tempList.length) {
                     that.initManholeData(tempList)
                     mapCtx.moveToLocation({
@@ -681,7 +715,7 @@
                     });
                 } else {
                     wx.showToast({
-                        title: "当前位置周围30米无闸井",
+                        title: `当前位置周围${that.data.limitData}米无闸井`,
                         icon: 'none',
                         duration: 3000
                     })
diff --git a/miniprogram/pages/defineMap/defineMap.wxml b/miniprogram/pages/defineMap/defineMap.wxml
index 17027c4..b7d1db5 100644
--- a/miniprogram/pages/defineMap/defineMap.wxml
+++ b/miniprogram/pages/defineMap/defineMap.wxml
@@ -26,6 +26,10 @@
   <view class='refresh-btn'>
     <image src="../../images/refresh.png" class="control-btn" mode="aspectFit" bindtap="refresh" />
   </view>
+  <view class='write-btn' style="display: flex;flex-direction: column; justify-content: center;align-items: center;">
+    <image src="../../images/limit.png" class="control-btn" mode="aspectFit" bindtap="chooseLimit" />
+    <text >{{limitData}}米</text>
+  </view>
 
   <button class="show-location-btn" bindtap="clickShowLocation">
     <view class="filter-btn-content">

diff --git a/miniprogram/images/limit.png b/miniprogram/images/limit.png
new file mode 100644
index 0000000..d07cf18
--- /dev/null
+++ b/miniprogram/images/limit.png
Binary files differ
diff --git a/miniprogram/pages/addDevice/addDevice.wxml b/miniprogram/pages/addDevice/addDevice.wxml
index b6f443d..d3a77a0 100644
--- a/miniprogram/pages/addDevice/addDevice.wxml
+++ b/miniprogram/pages/addDevice/addDevice.wxml
@@ -10,7 +10,7 @@
 	
     <van-row custom-class='row-class'>
 		<van-col span="12">
-			<van-field  disabled label="设备类型" border="{{ true }}"/>
+			<van-field  disabled label="设备类型" border="{{ true }}" required/>
 		</van-col>
 		<van-col span="12">
 			<van-dropdown-menu active-color="#ffcf00" required>
diff --git a/miniprogram/pages/defineMap/defineMap.js b/miniprogram/pages/defineMap/defineMap.js
index d3ac276..651c287 100644
--- a/miniprogram/pages/defineMap/defineMap.js
+++ b/miniprogram/pages/defineMap/defineMap.js
@@ -78,6 +78,7 @@
       defaultTitieText: '请输入内容',
       showPopupSelect: false, // 井类型选择器
       showLocation: true, // 是否显示定位
+      limitData: 30, // 查询的范围
     },
 
     preventDefault(e) {
@@ -115,6 +116,38 @@
     refresh() {
         this.fetchManhole(this.data.listQuery, 'refresh');
     },
+    // 点击筛选井范围
+    chooseLimit() {
+        var that = this
+        wx.showActionSheet({
+            alertText: "筛选周围井的范围",
+            itemList: ['3米', '5米', '10米', '30米', '100米'],
+            success: (res) => {
+            if (!res.cancel) {
+                that.setData({
+                    activeMarker: null,
+                    activeMarkerWellCode: null,
+                    activeMarkerId: null,
+                });
+                const types = [{label: '3米', value: 3}, {label: '5米', value: 5}, {label: '10米', value: 10}, {label: '30米', value: 30}, {label: '100米', value: 100}];
+                const paramsValue = types[res.tapIndex].value
+                const paramsTitle = types[res.tapIndex].label
+                that.setData({
+                    'limitData': paramsValue
+                })
+                that.setData({
+                    listQuery: { // 查询井列表的参数
+                        wellCode: '', // 井编号
+                        position: '', // 按位置
+                        wellType: '', // 井类型
+                        isInStall: '', // 井状态
+                      },
+                  })
+                that.fetchManhole(that.data.listQuery);
+                } 
+            }
+        });
+    },
 
     // 获取井
     fetchManhole(params, type = '') {
@@ -145,11 +178,11 @@
                                     longitude: listResultData[0].lngGaode
                                 });
                             }
-                            } else { // 显示周围30米井
-                                that.locateCurrentPosition()
-                            }
+                        } else { // 显示周围${thst.data.limitData}米井
+                            that.locateCurrentPosition()
+                        }
                         // const tempList = that.filterNearbyPoints(listResultData, 39.907900661893, 116.39424858941)
-                        // console.log('获取当前人的定位周围30米的数据',tempList.length,  tempList);
+                        // console.log('获取当前人的定位周围${thst.data.limitData}米的数据',tempList.length,  tempList);
                         // that.initManholeData(tempList)
                     } 
                     else {
@@ -606,6 +639,7 @@
      * @returns {Array} 符合条件的点位数组
      */
     filterNearbyPoints(points, userLat, userLng, radius = 30) {
+        console.log('筛选井范围： 米', radius)
         if (!points || !points.length || !userLat || !userLng) {
         return []; // 校验参数合法性
         }
@@ -668,8 +702,8 @@
             wx.hideLoading()
             if(wellList.length) {
                 // const tempList = that.filterNearbyPoints(wellList, '39.908599446615', '116.391914605035')
-                const tempList = that.filterNearbyPoints(wellList, parseFloat(res.latitude), parseFloat(res.longitude))
-                console.log('获取当前人的定位周围30米的数据',tempList.length,  tempList);
+                const tempList = that.filterNearbyPoints(wellList, parseFloat(res.latitude), parseFloat(res.longitude), that.data.limitData)
+                console.log(`获取当前人的定位周围${that.data.limitData}米的数据`,tempList.length,  tempList);
                 if(tempList.length) {
                     that.initManholeData(tempList)
                     mapCtx.moveToLocation({
@@ -681,7 +715,7 @@
                     });
                 } else {
                     wx.showToast({
-                        title: "当前位置周围30米无闸井",
+                        title: `当前位置周围${that.data.limitData}米无闸井`,
                         icon: 'none',
                         duration: 3000
                     })
diff --git a/miniprogram/pages/defineMap/defineMap.wxml b/miniprogram/pages/defineMap/defineMap.wxml
index 17027c4..b7d1db5 100644
--- a/miniprogram/pages/defineMap/defineMap.wxml
+++ b/miniprogram/pages/defineMap/defineMap.wxml
@@ -26,6 +26,10 @@
   <view class='refresh-btn'>
     <image src="../../images/refresh.png" class="control-btn" mode="aspectFit" bindtap="refresh" />
   </view>
+  <view class='write-btn' style="display: flex;flex-direction: column; justify-content: center;align-items: center;">
+    <image src="../../images/limit.png" class="control-btn" mode="aspectFit" bindtap="chooseLimit" />
+    <text >{{limitData}}米</text>
+  </view>
 
   <button class="show-location-btn" bindtap="clickShowLocation">
     <view class="filter-btn-content">
diff --git a/miniprogram/pages/defineMap/defineMap.wxss b/miniprogram/pages/defineMap/defineMap.wxss
index 9c77554..3dc6934 100644
--- a/miniprogram/pages/defineMap/defineMap.wxss
+++ b/miniprogram/pages/defineMap/defineMap.wxss
@@ -137,6 +137,12 @@
     top: 40rpx;
   }
 
+  .write-btn {
+    position: fixed;
+    right: 30rpx;
+    top: 140rpx;
+  }
+
   .filter-btn {
     position: fixed;
     right: 30rpx;