According to the layout and structure of the middle groove, there are two types: overlapping type and parallel type. The overlapping middle groove is divided into open-bottom type and sealed-bottom type.
02
按牽引鏈的結構分，有片式套筒鏈、可拆模鍛鏈和焊接圓環鏈3種，現在一般都采用圓環鏈制成的刮板鏈
According to the structure of the traction chain, there are three kinds of chains: slice sleeve chain, dismountable die forging chain and welded ring chain. Now the scraper chain is generally made of ring chain.
03
按鏈條數量和布置方式分，有單鏈、雙邊鏈、雙中鏈和三鏈
According to the number and arrangement of chains, there are single chain, bilateral chain, double middle chain and triple chain
04
按傳動動力類型分，有電力傳動(電動機)和液壓傳動
According to the type of driving power, there are electric drive (motor) and hydraulic drive
According to the number and arrangement of motor drive devices, there are two types: single motor drive and double motor drive. The arrangement of dual motor drive devices can be divided into parallel (parallel), vertical and compound types
