重慶升降機(jī)較大的滑輪則由輪緣、具有肋板的輪幅和輪載組成 。滑輪通常用灰鑄鐵  、鑄鋼 或球墨鑄鐵等材料來(lái)鑄造，或以粉末冶金壓制而成。那么貨梯滑輪有哪些類型呢？

1、貨梯按滑輪的相對(duì)位置是否固定分，有定滑輪和動(dòng)滑輪兩類。
Zhejiang goods ladder according to the relative position of the fixed pulley is, a fixed pulley and the movable pulley two class.
　　
2、貨梯按滑輪的作用分，有省力滑輪、省時(shí)滑輪和導(dǎo)向滑輪三種。
Zhejiang goods ladder according to the effect of a pulley, the pulley, the pulley and the guide pulley three time.
　　
3、貨梯按轉(zhuǎn)輪的多少分，有單輪滑輪及多輪滑輪兩類。
Zhejiang goods ladder according to runner how many points, a single round the pulley and the pulley two kinds of multi wheel.
　　
4、貨梯按夾板形式分，有開口和閉口兩種。
Zhejiang goods ladder by splint form, with open and closed two.
　　
5、貨梯按拴掛方式不同分，有吊鉤式、吊環(huán)式、吊梁式和鏈環(huán)式等。
Zhejiang goods ladder to hang in different ways, a hook type, ring type, hanging beam and chain etc.