国产无遮挡刺激又爽的视频_日韩AV福利五月天_中文字幕第一精品_亚洲av永久无码精品古装片_免费看污软件_亚洲一级中文字幕_日日橹狠狠爱欧美二区免_惠民福利国产精品欧美在线观看_五月天激情美国成人av_色婷婷亚洲一区在线观看

Classification of greenhouse fan
【Author】Qingzhou Boost Temperature Control Equipment Co.,Ltd. 【Date】 2021-05-11 14:49:57 【Browse】

Classification of greenhouse fan

The fan of greenhouse can be divided into hammer style and push - pull style.

安裝案例 (13).jpg

Hammer type opening and closing mechanism: the switch mechanism is realized by two unpowered hundred-turn heavy hammers equipped with automatic devices, so that the louvers can be windproof, dustproof and rainproof.

安裝案例 (11).jpg

Push-pull type is to add a set of plastic linkage device on the fan, as long as the fan turns the shutter will open. The thickness of the fan added to this set of devices is 450mm, while the thickness of the hammer type fan is 400mm.

安裝案例 (10).jpg

Compared with the hammer style fan, the push and pull type fan has large air volume, low noise, and the quality of galvanized sheet and pulley and motor is good. This push and pull type is made with reference to export standards.

安裝案例 (14).jpg


青州博思特溫控設(shè)備有限公司
Copyright ? Qingzhou Boost Temperature Control Equipment Co.,Ltd.