A detachable expansion bolt
An expansion bolt, No. 1 technology, applied in the direction of bolts, screws, nuts, etc., can solve the problems of inconvenient disassembly, inconvenient use of bolts, restrictions on bolt use, etc., and achieve the effect of improving pulling efficiency
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[0038] As an embodiment of the present invention, the locking member 15 is a screw 21, and the axial center of the upper surface of the No. 1 nut 1 is provided with a No. 2 threaded hole 22, and the No. 2 threaded hole 22 is used for Cooperate with the screw 21; the screw 21 is used to make the steel wire rope 2 tighten the friction block 17 by cooperating with the second threaded hole 22; when the locking member 15 is a screw 21, the screw 21 can vertically straight movement, thereby driving the steel wire rope 2 to move in the vertical direction; when the screw 21 is screwed down, the steel wire rope 2 is in a loose state, and at this time, the elastic member 19 squeezes the friction block 17 to fasten the inner wall of the No. 1 nut 12; At this time, the bolt has the function of loosening; at the same time, the bolt is not easy to disassemble; when the screw 21 is turned upwards, the steel wire rope 2 tightens the friction block 17, so that the friction block 17 does not con...
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