diff --git a/fastbee-service/fastbee-iot-service/src/main/java/com/fastbee/iot/service/impl/ProjectServiceImpl.java b/fastbee-service/fastbee-iot-service/src/main/java/com/fastbee/iot/service/impl/ProjectServiceImpl.java
index 9dc06361..ec9b1bf0 100644
--- a/fastbee-service/fastbee-iot-service/src/main/java/com/fastbee/iot/service/impl/ProjectServiceImpl.java
+++ b/fastbee-service/fastbee-iot-service/src/main/java/com/fastbee/iot/service/impl/ProjectServiceImpl.java
@@ -1,5 +1,6 @@
 package com.fastbee.iot.service.impl;
 
+import com.fastbee.common.core.domain.model.LoginUser;
 import com.fastbee.common.enums.DeviceDistributeTypeEnum;
 import com.fastbee.common.enums.DeviceRecordTypeEnum;
 import com.fastbee.common.enums.StatusEnum;
@@ -75,15 +76,20 @@ public class ProjectServiceImpl implements IProjectService {
 //            project.setTenantId(deptUserId);
 //        }
         Long userId = project.getResponsibleUserId();
+        LoginUser loginUser = getLoginUser();
         if (userId == null) {
-            userId = getLoginUser().getUserId();
+            userId = loginUser.getUserId();
         }
         boolean admin = SecurityUtils.isAdmin(userId);
         if (admin) {
-            project.setTenantId(userId);
             project.setResponsibleUserId(null);
         } else {
-            project.setResponsibleUserId(userId);
+            Long deptId = loginUser.getDeptId();
+            if (deptId == null || deptId == 0L) {
+                // 无机构用户看不到任何项目，与 selectUserListByScope 的空列表逻辑一致
+                return new ArrayList<>();
+            }
+            project.getParams().put("deptId", deptId);
         }
         return projectMapper.selectProjectList(project);
     }
diff --git a/fastbee-service/fastbee-iot-service/src/main/resources/mapper/iot/ProjectMapper.xml b/fastbee-service/fastbee-iot-service/src/main/resources/mapper/iot/ProjectMapper.xml
index 7ae07ed4..7941b463 100644
--- a/fastbee-service/fastbee-iot-service/src/main/resources/mapper/iot/ProjectMapper.xml
+++ b/fastbee-service/fastbee-iot-service/src/main/resources/mapper/iot/ProjectMapper.xml
@@ -66,6 +66,19 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
             <if test="projectCode != null  and projectCode != ''"> and p.project_code = #{projectCode}</if>
             <if test="tenantId != null"> and p.tenant_id = #{tenantId}</if>
             <if test="responsibleUserId != null"> and p.responsible_user_id = #{responsibleUserId}</if>
+            <if test="params.deptId != null and params.deptId != 0">
+                and p.responsible_user_id in (
+                    select u.user_id
+                    from sys_user u
+                    where u.del_flag = '0'
+                      and (u.dept_id = #{params.deptId}
+                           or u.dept_id in (
+                               select t.dept_id
+                               from sys_dept t
+                               where find_in_set(#{params.deptId}, t.ancestors)
+                           ))
+                )
+            </if>
             <if test="projectStatus != null"> and p.project_status = #{projectStatus}</if>
         </where>
         GROUP BY p.project_id
diff --git a/yack-web/src/lang/en-US/dataCenter.json b/yack-web/src/lang/en-US/dataCenter.json
index 6fb7850b..8b74e64a 100644
--- a/yack-web/src/lang/en-US/dataCenter.json
+++ b/yack-web/src/lang/en-US/dataCenter.json
@@ -41,9 +41,15 @@
   "dataCenter.history.384934-17": "data sources ",
   "dataCenter.history.384934-18": "Please select the data source",
   "dataCenter.history.384934-19": "Last 2 hours",
-  "dataCenter.history.384934-20": "Last day",
+  "dataCenter.history.384934-20": "Last 24 hours",
   "dataCenter.history.384934-21": "In the past seven days",
   "dataCenter.history.384934-22": "Last 30 days",
+  "dataCenter.history.384934-26": "Last 4 hours",
+  "dataCenter.history.384934-27": "Last 8 hours",
+  "dataCenter.history.384934-28": "Last 12 hours",
+  "dataCenter.history.384934-29": "Last 3 days",
+  "dataCenter.history.384934-30": "Last 5 days",
+  "dataCenter.history.384934-31": "Last 15 days",
   "dataCenter.history.384934-23": "total",
   "dataCenter.history.384934-24": "Export Excel",
   "dataCenter.history.gwCalculated": "Gateway Calculated",
diff --git a/yack-web/src/lang/zh-CN/dataCenter.json b/yack-web/src/lang/zh-CN/dataCenter.json
index bbbf9e17..c8eface4 100644
--- a/yack-web/src/lang/zh-CN/dataCenter.json
+++ b/yack-web/src/lang/zh-CN/dataCenter.json
@@ -8,7 +8,7 @@
   "dataCenter.analysis.349202-6": "重置",
   "dataCenter.analysis.349202-7": "暂无数据",
   "dataCenter.analysis.349202-8": "最近2小时",
-  "dataCenter.analysis.384934-25": "最近两天",
+  "dataCenter.analysis.384934-25": "最近2天",
   "dataCenter.analysis.349202-9": "最近一天",
   "dataCenter.analysis.349202-10": "最近七天",
   "dataCenter.analysis.349202-11": "最近三十天",
@@ -41,9 +41,15 @@
   "dataCenter.history.384934-17": "数据来源",
   "dataCenter.history.384934-18": "请选择数据来源",
   "dataCenter.history.384934-19": "最近2小时",
-  "dataCenter.history.384934-20": "最近一天",
-  "dataCenter.history.384934-21": "最近七天",
-  "dataCenter.history.384934-22": "最近三十天",
+  "dataCenter.history.384934-20": "最近24小时",
+  "dataCenter.history.384934-21": "最近7天",
+  "dataCenter.history.384934-22": "最近30天",
+  "dataCenter.history.384934-26": "最近4小时",
+  "dataCenter.history.384934-27": "最近8小时",
+  "dataCenter.history.384934-28": "最近12小时",
+  "dataCenter.history.384934-29": "最近3天",
+  "dataCenter.history.384934-30": "最近5天",
+  "dataCenter.history.384934-31": "最近15天",
   "dataCenter.history.384934-23": "总量",
   "dataCenter.history.384934-24": "导出Excel",
   "dataCenter.history.gwCalculated": "网关计算量",
diff --git a/yack-web/src/views/dataCenter/components/DeviceHistoryTablePanel.vue b/yack-web/src/views/dataCenter/components/DeviceHistoryTablePanel.vue
index 604b8a33..18ec8086 100644
--- a/yack-web/src/views/dataCenter/components/DeviceHistoryTablePanel.vue
+++ b/yack-web/src/views/dataCenter/components/DeviceHistoryTablePanel.vue
@@ -205,6 +205,30 @@ export default {
                             picker.$emit('pick', [start.format('YYYY-MM-DD HH:mm:ss'), end.format('YYYY-MM-DD HH:mm:ss')]);
                         },
                     },
+                    {
+                        text: this.$t('dataCenter.history.384934-26'),
+                        onClick(picker) {
+                            const end = moment();
+                            const start = moment().subtract(4, 'hours');
+                            picker.$emit('pick', [start.format('YYYY-MM-DD HH:mm:ss'), end.format('YYYY-MM-DD HH:mm:ss')]);
+                        },
+                    },
+                    {
+                        text: this.$t('dataCenter.history.384934-27'),
+                        onClick(picker) {
+                            const end = moment();
+                            const start = moment().subtract(8, 'hours');
+                            picker.$emit('pick', [start.format('YYYY-MM-DD HH:mm:ss'), end.format('YYYY-MM-DD HH:mm:ss')]);
+                        },
+                    },
+                    {
+                        text: this.$t('dataCenter.history.384934-28'),
+                        onClick(picker) {
+                            const end = moment();
+                            const start = moment().subtract(12, 'hours');
+                            picker.$emit('pick', [start.format('YYYY-MM-DD HH:mm:ss'), end.format('YYYY-MM-DD HH:mm:ss')]);
+                        },
+                    },
                     {
                         text: this.$t('dataCenter.history.384934-20'),
                         onClick(picker) {
@@ -221,6 +245,22 @@ export default {
                             picker.$emit('pick', [start.format('YYYY-MM-DD HH:mm:ss'), end.format('YYYY-MM-DD HH:mm:ss')]);
                         },
                     },
+                    {
+                        text: this.$t('dataCenter.history.384934-29'),
+                        onClick(picker) {
+                            const end = moment();
+                            const start = moment().subtract(3, 'days');
+                            picker.$emit('pick', [start.format('YYYY-MM-DD HH:mm:ss'), end.format('YYYY-MM-DD HH:mm:ss')]);
+                        },
+                    },
+                    {
+                        text: this.$t('dataCenter.history.384934-30'),
+                        onClick(picker) {
+                            const end = moment();
+                            const start = moment().subtract(5, 'days');
+                            picker.$emit('pick', [start.format('YYYY-MM-DD HH:mm:ss'), end.format('YYYY-MM-DD HH:mm:ss')]);
+                        },
+                    },
                     {
                         text: this.$t('dataCenter.history.384934-21'),
                         onClick(picker) {
@@ -229,6 +269,14 @@ export default {
                             picker.$emit('pick', [start.format('YYYY-MM-DD HH:mm:ss'), end.format('YYYY-MM-DD HH:mm:ss')]);
                         },
                     },
+                    {
+                        text: this.$t('dataCenter.history.384934-31'),
+                        onClick(picker) {
+                            const end = moment();
+                            const start = moment().subtract(15, 'days');
+                            picker.$emit('pick', [start.format('YYYY-MM-DD HH:mm:ss'), end.format('YYYY-MM-DD HH:mm:ss')]);
+                        },
+                    },
                     {
                         text: this.$t('dataCenter.history.384934-22'),
                         onClick(picker) {
@@ -392,11 +440,12 @@ export default {
         },
     },
     watch: {
-        device: {
+        // 只监听设备身份变化（deviceId），避免父页面实时更新 form 的其他字段
+        // （如 MQTT 推送的设备状态 status/isShadow/rssi）时把已查询的历史数据清空
+        'device.deviceId': {
             handler() {
                 this.bootstrap();
             },
-            deep: true,
             immediate: true,
         },
         defaultIdentifiers: {
diff --git a/yack-web/src/views/dataCenter/history.vue b/yack-web/src/views/dataCenter/history.vue
index 14709aa0..e107f4e7 100644
--- a/yack-web/src/views/dataCenter/history.vue
+++ b/yack-web/src/views/dataCenter/history.vue
@@ -339,6 +339,33 @@ export default {
                             picker.$emit('pick', [start, end]);
                         },
                     },
+                    {
+                        text: this.$t('dataCenter.history.384934-26'),
+                        onClick(picker) {
+                            const end = new Date();
+                            const start = new Date();
+                            start.setTime(start.getTime() - 3600 * 1000 * 4);
+                            picker.$emit('pick', [start, end]);
+                        },
+                    },
+                    {
+                        text: this.$t('dataCenter.history.384934-27'),
+                        onClick(picker) {
+                            const end = new Date();
+                            const start = new Date();
+                            start.setTime(start.getTime() - 3600 * 1000 * 8);
+                            picker.$emit('pick', [start, end]);
+                        },
+                    },
+                    {
+                        text: this.$t('dataCenter.history.384934-28'),
+                        onClick(picker) {
+                            const end = new Date();
+                            const start = new Date();
+                            start.setTime(start.getTime() - 3600 * 1000 * 12);
+                            picker.$emit('pick', [start, end]);
+                        },
+                    },
                     {
                         text: this.$t('dataCenter.history.384934-20'),
                         onClick(picker) {
@@ -357,6 +384,24 @@ export default {
                             picker.$emit('pick', [start, end]);
                         },
                     },
+                    {
+                        text: this.$t('dataCenter.history.384934-29'),
+                        onClick(picker) {
+                            const end = new Date();
+                            const start = new Date();
+                            start.setTime(start.getTime() - 3600 * 1000 * 24 * 3);
+                            picker.$emit('pick', [start, end]);
+                        },
+                    },
+                    {
+                        text: this.$t('dataCenter.history.384934-30'),
+                        onClick(picker) {
+                            const end = new Date();
+                            const start = new Date();
+                            start.setTime(start.getTime() - 3600 * 1000 * 24 * 5);
+                            picker.$emit('pick', [start, end]);
+                        },
+                    },
                     {
                         text: this.$t('dataCenter.history.384934-21'),
                         onClick(picker) {
@@ -366,6 +411,15 @@ export default {
                             picker.$emit('pick', [start, end]);
                         },
                     },
+                    {
+                        text: this.$t('dataCenter.history.384934-31'),
+                        onClick(picker) {
+                            const end = new Date();
+                            const start = new Date();
+                            start.setTime(start.getTime() - 3600 * 1000 * 24 * 15);
+                            picker.$emit('pick', [start, end]);
+                        },
+                    },
                     {
                         text: this.$t('dataCenter.history.384934-22'),
                         onClick(picker) {
diff --git a/yack-web/src/views/iot/device/running-status.vue b/yack-web/src/views/iot/device/running-status.vue
index 37e1ae1d..676fd775 100644
--- a/yack-web/src/views/iot/device/running-status.vue
+++ b/yack-web/src/views/iot/device/running-status.vue
@@ -401,6 +401,43 @@
                     </el-descriptions-item>
                 </el-descriptions>
 
+                <!-- 便捷指令：一键下发，仅发送、不回显、不保存 -->
+                <div class="quick-command-panel">
+                    <div class="quick-command-title">
+                        <i class="el-icon-s-promotion"></i>
+                        便捷指令
+                        <span class="quick-command-tip">点击按钮一键下发指令</span>
+                    </div>
+                    <div class="quick-command-list">
+                        <el-button
+                            v-for="item in quickCommands"
+                            :key="item.key"
+                            class="quick-command-btn"
+                            :type="item.danger ? 'danger' : 'primary'"
+                            size="small"
+                            :plain="!item.danger"
+                            :loading="item.loading"
+                            :title="'默认指令：' + item.cmd"
+                            @click="sendQuickCommand(item)"
+                        >
+                            <i :class="item.icon"></i>
+                            {{ item.name }}
+                        </el-button>
+                    </div>
+                    <div class="quick-command-custom">
+                        <span class="quick-command-custom-label">自定义指令</span>
+                        <el-input
+                            v-model="quickCustomCmd"
+                            size="small"
+                            placeholder="如：AT+CSQ\\r\\n 或 Hex：41 54 2b 43 53 51 0d 0a"
+                            style="flex: 1"
+                            clearable
+                            @keyup.enter.native="sendQuickCustom"
+                        />
+                        <el-button type="primary" size="small" :loading="quickCustomLoading" @click="sendQuickCustom">发送</el-button>
+                    </div>
+                </div>
+
                 <!---设备状态(影子模式，value值不会更新)-->
                 <el-descriptions :column="1" border size="mini" v-if="deviceInfo.isShadow == 1 && deviceInfo.status != 3">
                     <template slot="title">
@@ -646,6 +683,19 @@ export default {
             lbsLoading: false,
             saveLoadingImei: false,
             saveLoadingIccid: false,
+            // 便捷指令：一键下发，仅发送不回显、不保存
+            quickCommands: [
+                {
+                    key: 'reset',
+                    name: '重启设备',
+                    cmd: 'AT+RESET\\r\\n',
+                    icon: 'el-icon-refresh',
+                    danger: true,
+                    loading: false,
+                },
+            ],
+            quickCustomCmd: '',
+            quickCustomLoading: false,
 
             imeiPopoverVisible: false,  // 控制IMEI指令编辑弹窗
             iccidPopoverVisible: false, // 控制ICCID指令编辑弹窗
@@ -706,15 +756,47 @@ export default {
         },
 
         async sendAt(type) {
+            const cmd = type === 'imei' ? this.imeiCmd : type === 'iccid' ? this.iccidCmd : type === 'lbs' ? this.lbsCmd : '';
+            const loadingSetter = type === 'imei'
+                ? (v) => (this.imeiLoading = v)
+                : type === 'iccid'
+                    ? (v) => (this.iccidLoading = v)
+                    : type === 'lbs'
+                        ? (v) => (this.lbsLoading = v)
+                        : null;
+            // 读取型指令：下发后轮询刷新设备信息，等待回显
+            await this.sendRawCommand(cmd, { loadingSetter, refreshAfter: true });
+        },
+
+        // 便捷指令：一键下发，仅发送、不回显、不保存
+        async sendQuickCommand(item) {
+            if (!item || !item.cmd) return;
+            await this.sendRawCommand(item.cmd, {
+                loadingSetter: (v) => (item.loading = v),
+                refreshAfter: false,
+            });
+        },
+
+        // 便捷指令：自定义指令发送（仅下发，不保存）
+        async sendQuickCustom() {
+            const cmd = String(this.quickCustomCmd || '').trim();
+            if (!cmd) {
+                this.$message({ type: 'warning', message: '请输入要下发的指令' });
+                return;
+            }
+            await this.sendRawCommand(cmd, {
+                loadingSetter: (v) => (this.quickCustomLoading = v),
+                refreshAfter: false,
+            });
+        },
+
+        async sendRawCommand(cmd, { loadingSetter = null, refreshAfter = true } = {}) {
             try {
-                const cmd = type === 'imei' ? this.imeiCmd : type === 'iccid' ? this.iccidCmd : type === 'lbs' ? this.lbsCmd : '';
                 if (!cmd) {
                     this.$message({ type: 'warning', message: '指令不能为空' });
                     return;
                 }
-                if (type === 'imei') this.imeiLoading = true;
-                if (type === 'iccid') this.iccidLoading = true;
-                if (type === 'lbs') this.lbsLoading = true;
+                if (loadingSetter) loadingSetter(true);
 
                 // FUNCTION_GET 下发链路最终会走 ByteUtils.convertToHexByteArray(command)。
                 // 因此这里必须传“十六进制字节串”，而不是原始 ASCII。
@@ -737,15 +819,15 @@ export default {
                     this.$message({ type: 'success', message: '已下发指令，等待设备回复解析…' });
                 }
 
-                // 后端收到回复后会自动解析并写入数据库，这里做一次轻量轮询刷新3秒、5秒各一次
-                setTimeout(() => this.refreshDeviceBaseInfo(), 3000);
-                setTimeout(() => this.refreshDeviceBaseInfo(), 8000);
+                // 读取型指令：后端收到回复后会自动解析并写入数据库，这里做轻量轮询刷新（3秒、8秒各一次）
+                if (refreshAfter) {
+                    setTimeout(() => this.refreshDeviceBaseInfo(), 3000);
+                    setTimeout(() => this.refreshDeviceBaseInfo(), 8000);
+                }
             } catch (e) {
                 this.$message({ type: 'error', message: e && e.message ? e.message : '指令下发失败' });
             } finally {
-                this.imeiLoading = false;
-                this.iccidLoading = false;
-                this.lbsLoading = false;
+                if (loadingSetter) loadingSetter(false);
             }
         },
 
@@ -1396,6 +1478,59 @@ export default {
     width: 100%;
 }
 
+/* 便捷指令：一键下发，仅发送不回显、不保存 */
+.quick-command-panel {
+    background-color: #f5f7fa;
+    border: 1px solid #ebeef5;
+    border-radius: 15px;
+    padding: 16px 20px;
+    margin-bottom: 50px;
+}
+
+.quick-command-title {
+    display: flex;
+    align-items: center;
+    gap: 8px;
+    font-size: 14px;
+    font-weight: 600;
+    color: #303133;
+    margin-bottom: 12px;
+}
+
+.quick-command-title i {
+    font-size: 16px;
+    color: #409eff;
+}
+
+.quick-command-tip {
+    font-size: 12px;
+    font-weight: 400;
+    color: #909399;
+}
+
+.quick-command-list {
+    display: flex;
+    flex-wrap: wrap;
+    gap: 10px;
+    margin-bottom: 12px;
+}
+
+.quick-command-btn i {
+    margin-right: 4px;
+}
+
+.quick-command-custom {
+    display: flex;
+    align-items: center;
+    gap: 10px;
+}
+
+.quick-command-custom-label {
+    font-size: 12px;
+    color: #909399;
+    white-space: nowrap;
+}
+
 /* 重写滑动块样式 */
 .el-slider__bar {
     height: 18px;