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用途:在钻具提升时,将钻杆上的泥浆抹干净。结构:如图,一端卡在千米机变速箱下面横梁上。操作方法:由操作拧管机的人兼顾操作。使用时,按下手闸,两个扇形刮板即张开。搬动手把,使刮板靠近钻杆时,立即松开手闸,刮板由弹簧拉力合拢而围住钻杆,进行抹拭。抹管器各关节均使用轴承连接,摆动灵活,可以随钻杆提升时的摆动而摆动,并保证刮板不会从钻杆上脱出。抹完一个立根,按下手闸,将手把向外拨出。抹每个立根按上述方法重复
Uses: As the drill is lifted, the mud on the drill pipe is wiped clean. Structure: As shown, one end of the card in the kilometer below the gearbox beam. Method of operation: by the operation of pipe machine take into account the operation. When used, press the hand brake, the two fan-shaped scraper that is open. Move the handle, the scraper near the drill pipe, immediately release the hand brake, the scraper closed by the spring tension and surrounded the drill pipe, wipe. The joints of the pipettor are all connected by bearings. The swinging is flexible and can swing as the drill pipe ascends and ensure that the squeegee will not come off the pipe. Wipe the end of a stand, press the hand brake, the hand out to dial out. Wipe up each root as described above