久久人人97超碰精品888 I 亚洲欧美日韩国产综合 I 99久久精品久久久久久ai换脸 I 白丝美女操出白浆 I 久久久久久欧美 I 日本国产极品诱惑 I 国产精品乱码久久久久久 I 成人综合日日夜夜 I 老司机午夜精品视频在线观看 I 精品亚洲成av人在线观看 I 9i免费看片黄 I 免费成人美女在线观看. I 999av电影 I 国产成人综合亚洲91猫咪 I 激情伦乱视频 I 久久麻豆一区二区 I 青娱乐极品盛宴一区二区 I 欧美精品久久99 I 成人激情视频免费在线 I 另类激情文学 I 国产片av在线免费观看 I 56国语精品自产拍在线观看 I 国产日韩视频在线观看 I 日本高清中文字幕有码在线 I 成人aaaa免费全部观看 I 天堂а√在线8种子蜜桃视频 I 国产成人免费视频 I 欧美美女啪啪 I 国产精品天干天干在观线 I 亚洲精品国产动漫 I 国模一区二区三区私拍视频 I 国产噜噜噜噜久久久久久久久 I 欧美三级乱人伦电影

F943X Electric Split Blind Valve main structural features

 1, the valve by the valve body, drive, clamping devices and other components. 
 2, the valve body with three-point structure, compact structure, the overall rigidity, good weight. 
 3, the valve body, valve seal pair of stainless steel and rubber composition of the flexible seal, reliable sealing, sealing ring using fluorine rubber, high temperature, long service life. 
 4, clamping mechanism using screw nut type, clamping, release quickly, self-locking is good. 
 5, using explosion-proof motor, both indoors and outdoors, can ensure the safe and reliable operation of the valve. 
 6, the blind valve can be manually operated on site, but also long-distance sequence control. 
 7, the blind valve can also be individually designed electrical control box operation control device, the machine factory does not match the electrical control box, the user for another set.

F943X Electric Split Blind Valve work for principle

1, the valve is opened to the valve is closed: 
 Clamping motor action, driven screw for counterclockwise rotation, the valve body loose in place (indicator light shows), drive motor action, drive the counterclockwise rotation of the gate in place, the gate closed in place (Indicator light), clamping motor action, driven screw clockwise rotation, the valve body clamping in place (indicator shows) to complete the valve from opening to closing the whole process. 
 2, the valve from close to open: 
 clamping motor action, driven screw for counterclockwise rotation, the valve body loose in place (indicator light shows), drive motor action, drive the gate for clockwise rotation, the gate opens in place, ( Indicator shows) to complete the valve from the closed to open the whole process.

F943X Electric Split Blind Valve main dimensions