欧美久久外国网站日韩国产免费一区二区三区_日本又黄又爽又无遮挡的视频_一级片a_人妻体内射精一区二区_狠狠久久亚洲欧美专,亚洲乱码爆乳精品成人毛片亚洲乱码中文字幕久久孕妇黑人_99久久国产精品免费少妇无码一区二区二三区_成人乱码一区二区三区AV66国内精品宾馆在线精品酒店_国产精品久久久久久妇女国产女爽爽精品视频天美传媒 ,欧美日韩人妻精品一区二区三区_一区二区免费国产在线观看_一区二区日韩国产精品_日韩一区二区三区免费播放_国产午夜无码专区喷水_一区二区欧美日韩高清免费_无毒不卡在线观看无需下载_完整观看高清秒播国内外精品资源_国产精品福利在线观看免费不卡_一本清道av高清在线看_国产AⅤ精品一区二区三区久久_亚洲国产天堂久久久_亚洲色噜噜噜噜噜噜国产 ,国产精品日韩一区二区三区_精品国产不卡自在自线_欧美第一页在线观看_影音先锋2024色资源网_中文字幕人妻少妇引诱隔壁_亚洲综合另类小说色六月_国产91在线午夜激情经典_一级毛片免费不卡夜夜欢_中文字幕无码精品亚洲35_亚洲制服丝袜自拍中文字幕

Welcome to the official website of Wuxi Huake Machinery Equipment Co., Ltd.!
導(dǎo)航
Hotline:86-510-88782152
×
What Are The Regulations For The Construction Elevator Landing Door?
作者:Admin 閱讀:1415
On The Construction Elevator, For The Landing Door Above It, There Are Also Some Corresponding Regulations And Requirements, Which Must Be Observed. So, What Does It Specifically Include? The Following Editor Will Give You The Answer, Hoping To Give You Some Help And Inspiration, So As To Make Progress, In This Respect, And Make Yourself Gain More. For The Landing Door On The Construction Elevator, The Relevant Requirements Are As Follows: (1) The Landing Door Of The Construction Elevator Shall Be Able To Ensure That There Is No Personnel In And Out When It Is Closed. (2) The Net Height Of The Landing Door Shall Not Be Less Than 1.8m; The Difference Between The Net Width And The Width Of The Cage Inlet And Outlet Shall Not Be Greater Than 120mm. (3) For Horizontal And Vertical Sliding Landing Doors, Guide Devices Shall Be Set At Corresponding Upper And Lower Sides Or Both Sides. (4) For The Mechanical Drive Landing Door, The Opening And Closing Shall Be Carried Out By A Specially Assigned Person, And The Cage Motion Cannot Be Used For Direct Control. (5) The Locking Device In The Landing Door, As Well As The Installation Device Of Its Accessories, Shall Be Set In A Place That Is Not Easy For People To Touch Or Touch. (6) The Layer Door Locking Device Shall Be Firm And Reliable, And The Protective Cover Shall Be Added.
Home
Company
Honor
Partner
Case
Video
News
Company information
Industry dynamic
Q&A
Products
Construction hoist
Material elevator
Construction lifting platform
Suspended platform
Contact
Contact
Feedback
Wuxi Huake Machine Equipment Co., Ltd
Add:No. 120 jiaoyang road, yangjian industrial park, xishan district, wuxi
Code: 214107
E-mail:sales@china-tdt.com
Sales department:tel: 86-510-88782152
冀州市| 盈江县| 绥德县| 凤冈县| 宾川县| 辉县市| 南投县| 西乌珠穆沁旗| 洪雅县| 丰城市| 铁力市| 桃园市| 巴林右旗| 鄂州市| 广安市| 武宁县| 阿图什市| 岫岩| 方城县| 黄冈市| 土默特右旗| 钟山县| 家居| 宜宾市| 古田县| 马山县| 宁都县| 永靖县| 新密市| 龙游县| 共和县| 海门市| 肇庆市| 巨鹿县| 大连市| 太仓市| 浏阳市| 佳木斯市| 胶州市| 治县。| 沈丘县|