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Multi-rope Hoist working princi場冷ple
The drum is winded with t海可he closed rope which had the contai綠也ner in the central, when th火匠e motor drives the drum rotation, t年錯he container is lifted and lowered via 物訊the friction between t短暗he rope and drum, an門場d the running speed is contro刀愛lled by the electric drive. The disc b農市rake is controlled by hyd站吃raulic and electric control system問喝. The depth of the container什輛 is indicated by the positio外爸n indication system. The sensors and co資離ntrol units compose of the mech愛子anical, electrical and h喝鐘ydraulic combined con訊數trol system in order to monitor從這 and protect the whole set of the hois高動t. All the message in and out of的月 the hoist is realized by computers銀看 and network technology.
Technical Characteristic學裡s
1. According to the performance 會麗parameters if the ho照拿ist, it can be equipped wit東但h single brake or double brake friction家花 wheels. The friction line線答r of floor-mounted friction hois厭數t is double-rope slot with rope d男冷rawing device, while tower-type ho服山ist with single-rope slot.
2. Under the condition 大草of no-oil, pouring water and using sp北費ecial grease, the fri學學ction liners with material of年光 GM-3 or imported GDM-326 high 店亮performance material can be sel城場ected. The friction efficiency i小生s more than 0.25.
3. Pulley and head sheave with eccentr畫影ic distribution, equipped with PVC li的南ner on the wheels to 通刀reduce the wear of the rope.
4. Adopting disc brake 雨的with back oil cylinder and elec熱白tric-hydro joint control. Hydraulic st雪科ations are divided into two ty訊海pes: medium and medium-high 讀輛pressure. The medium pressure銀城 one has 2-stage brake of consta還雪nt braking force with e慢湖lectric or hydraulic delay, while the m我還edium-high pressure o船裡ne has 2-stage of con道亮stant speed-reducing and consta老那nt braking torque. Hydraulic stations c北一ould be equipped with pressure sensor, 子能transfer and relay.
5. Speed testing & follow up pro討厭tection. It would be equi土司pped with disc brake runout 時也monitor device, rope slide devic也黑e, slot turning device and special tool麗訊s, etc.
6. There are 4 kinds of習多 control console availab志年le. They all have integra笑的ted signal lights, two o長腦f which are desk type 風計with a modern integral handle, and會快 could equipped with its own compu區讀ter with crystal display screen, and&nb腦個sp; the other two ones of whic線城h are split control conso去短le with digital depth indicator.窗房 All of the control console筆黑s have special operatio務媽n tables, such as tables fo資不r industry television, comp鐘我uter, printer and so on.
7. Equipped with network術場 control for mining hoists a中生nd the remote diagnostic system.
8. Using WSM-3 Environmental Plast好新ic Brake Block to ensure the safet紙花y of the disc brake.
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