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大庆市大同区庆阳山乡杏山堡村农民李云祥自制一种套杆拉勾,打捞出卡在井底的十台潜水泵,救活了十眼电进,保证了万亩农田的坐水种,为集体节约资金四万余元。所谓套杆拉勾,就是先将一段2米长、2公分粗钢筋的一头,打成带尖的钎子,另一头套上丝扣。在钎子中间焊上一个向上弯曲的拉勾。再取同样粗的2米长钢筋做为拉杆。拉杆一端套上丝扣,可做套管与钢钎相连;顶端做个挂勾,可用来挂在“金不落”的拉链上。拉
Daqing City, Qingyang Shanxiang Township almond cottage farmers Li Yunxiang homemade a pull bar hook, salvage the card in the bottom of the 10 submersible pumps, saving 10 electric into the farm to ensure that acres of water sit Species, saving more than 40,000 yuan for the collective. The so-called sleeve pull hook, is the first of a 2-meter long, 2 cm thick steel one, labeled as a tip of the solder, the other end covered with threaded buckle. Solder in the middle of a brazing upward bent hook. Then take the same thick 2-meter-long steel bars as a lever. Pull the end of the sleeve with threaded, do casing and drill connected; the top to be a hook, can be used to hang on the “gold does not fall,” the zipper. Pull