推荐回答(5个)
目前管道常用的连接方式有下面这些方式。
一、卡套式连接(铝塑复合管)
用锁紧螺母和开口管道的压紧环将管材压紧于管件上的连接方式。特点:卡套式管件密封面短,安装方便简单,无需专用工具,可以拆卸,一般使用于2632以下规格的自来水和燃气系统。
二、卡压式连接(铝塑复合管、不锈钢管)
卡压式连接密封原理主要是利用O型圈在使用过程中因受压力作用变形而产生密封作用。一般应用于给水系统、采暖系统等等。
三、热熔连接(PP-R、PE、PB)
热熔连接广泛应用于PP-R管、PB管、PE-RT管等新型管材的连接,是目前家装给水系统应用最广的连接方式。
四、粘接连接(UPVC、ABS管)
粘接连接是采用粘合剂做粘接填料,将同质的管材、管件粘接在一起,从而起到密封作用。粘接连接有着施工简便、固化速度快等优势,被广泛应用于排水系统。
五、螺纹连接(镀锌管道)
螺纹连接,又称丝扣连接,它是通过内外螺纹把管道与管道、管道与阀门连接起来。这种连接主要用于钢管、铜管和高压管道的连接。
六、法兰连接
法兰连接就是把两个管道或管件,先各自固定在一个法兰盘上,然后在两个法兰盘之间加上法兰垫,最后用螺栓将两个法兰盘拉紧使其紧密结合起来的一种连接方式。
法兰种类:按法兰与管道的固定方式分为螺纹法兰、焊接法兰、松套法兰。
七、焊接连接
焊接连接时管道工程中最重要而应用最广泛的连接方式,主要分为电焊和气焊。其主要优点是:接口牢固耐久,不易渗漏,接头强度和严密性高,使用后不需要经常管理。
1、不锈钢管道焊接(给水管道)
2、铜及铜合金管道焊接(铜管给水管道、空调管道)
八、承插连接(铸铁管道、钢筋混泥土管道)
铸铁管的承插连接方式分为机械式接口和非机械式接口。
机械接口利用压兰与管端上法兰连接,将橡胶密封圈压紧在铸铁承插口间隙内,使橡胶圈压缩而与管壁紧贴形成密封。
非机械接口根据填料的不同,分为石棉水泥接口,自应力水泥接口,青铅接口,橡胶圈接口。承插口内密封圈有油麻丝和橡胶圈两种。
九、沟槽连接(消防管道)
沟槽式连接件:沟槽式连接管道系统上采用的管件有弯头、三通、四通、异径管等沟槽式管件。其平口端得接头均加工成与管件接头部位相同的环形沟槽。
十、其他连接方式
W型不锈钢卡箍内衬橡胶圈连接
HDPE排水管道热收缩带连接
四川高德特为你解答:idu/http://www.gaodete.net
管径
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