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	<title>租房 &#8211; mylogs.cn</title>
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		<title>租房也能智能家居：手机当传感器，零成本零痕迹</title>
		<link>https://mylogs.cn/%e7%a7%9f%e6%88%bf%e4%b9%9f%e8%83%bd%e6%99%ba%e8%83%bd%e5%ae%b6%e5%b1%85%ef%bc%9a%e6%89%8b%e6%9c%ba%e5%bd%93%e4%bc%a0%e6%84%9f%e5%99%a8%ef%bc%8c%e9%9b%b6%e6%88%90%e6%9c%ac%e9%9b%b6%e7%97%95%e8%bf%b9/</link>
		
		<dc:creator><![CDATA[steve, zhang]]></dc:creator>
		<pubDate>Wed, 12 Aug 2026 06:47:28 +0000</pubDate>
				<category><![CDATA[经验与技巧]]></category>
		<category><![CDATA[Home Assistant]]></category>
		<category><![CDATA[安卓技巧]]></category>
		<category><![CDATA[智能家居]]></category>
		<category><![CDATA[租房]]></category>
		<category><![CDATA[自动化]]></category>
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					<description><![CDATA[租房想搞智能家居，最怕两件事：打洞房东不退押金，搬走还得补墙。智能灯泡、插座、无线传感器好歹能带走，但更复杂的 [&#8230;]]]></description>
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<p class="wp-block-paragraph">租房想搞智能家居，最怕两件事：打洞房东不退押金，搬走还得补墙。智能灯泡、插座、无线传感器好歹能带走，但更复杂的联动往往要改造电路或组网。其实解决方案就在口袋里——用 Home Assistant Companion 应用，把手机变成「在家 / 离家」存在传感器，再去联动灯、插座、空调。全程零硬件、零安装，搬家时墙上一个洞都没有。</p>



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		</button><figcaption class="wp-element-caption">图片来源：XDA Developers</figcaption></figure>





<h2 class="wp-block-heading">一、装好 Companion 应用并授权</h2>



<ol class="wp-block-list"><li>在手机上安装 Home Assistant Companion 应用，连到自己的 Home Assistant 服务器。</li><li>放行后台定位权限；安卓用户尤其要关掉电池优化，给应用「无限制」电池权限，否则后台不更新位置。</li><li>应用会自动生成一个设备追踪器，进入「Settings（设置）→ People（人员）」把自己加进去。在地图上核对 Home（家）区域半径别设太小，太小会因 GPS 漂移把你误判成「已离家」，人还坐在沙发上灯却灭了。</li></ol>



<h2 class="wp-block-heading">二、让服务器能远程访问</h2>



<p class="wp-block-paragraph">手机一连离家 Wi-Fi，就得靠远程通道把位置发回去。最省事是用 Home Assistant Cloud；想完全本地部署，可配置外部访问地址，或借助 Tailscale 这类内网穿透工具打通。没有远程访问，手机一出本地网络就报不了位置，自动化会失灵。</p>



<h2 class="wp-block-heading">三、建「离家 / 回家」自动化</h2>



<ol class="wp-block-list"><li>打开「Automations &#038; scenes（自动化与场景）」，新增一个 zone（区域）触发器。</li><li>选择自己的 Person 实体，区域选 Home，事件选「Leaves（离开）」，再添加动作：关灯、关插座、关风扇、关空调。</li><li>再建一条事件为「Enters（进入）」的自动化处理回家，可加条件（如天黑后、特定温度）才开灯，避免大下午也亮灯。</li></ol>



<h2 class="wp-block-heading">四、加几道保险</h2>



<ul class="wp-block-list"><li>安卓给应用「无限制」电池权限并开后台定位，治好后台不更新。</li><li>GPS 和 Wi-Fi / 路由器联网状态结合判断：手机在 Home 区域「或」连上家里路由器都算在家，两者都判定离开才触发，单次漂移不致误关。</li><li>关设备前加几分钟延迟，留出纠错时间；先用灯、风扇试，别一上来接门锁等安防类。</li></ul>



<p class="wp-block-paragraph">注意事项：合租需给每位室友都建 Person 实体并连上手机追踪；手机只能判断「是否有人在家」，分房间精细触发仍要靠人体或存在传感器；宠物没有手机，不计入。存在传感器方案成本为零，却能把租房党的智能体验拉满。</p>



<p class="wp-block-paragraph">来源：XDA Developers</p>
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