Gear type traceless pipe wrench and method
A gear type, pipe wrench technology, used in wrenches, wrenches, manufacturing tools, etc., can solve the problems of long pipeline time, detachment, intermittent tightening process, etc., and achieves low slip probability, large holding force, and short time consumption. Effect
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[0046] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.
[0047] Such asfigure 1 As shown, a gear-type seamless pipe wrench includes a jaw and a handle, the jaw includes an upper jaw assembly 1, a lower jaw assembly 2, and the handle includes a rocker assembly 3; one end of the upper jaw assembly 1 is hinged to the rocker assembly 3 , the other end is hinged with the lower jaw assembly 2, and the other end of the lower jaw assembly 2 is fixedly provided with a large gear 5; the hinge of the upper jaw assembly 1 and the handle assembly 3 is provided with a pinion 4 matching the large gear, and the pinion 4 is fixed It is arranged on the rocker assembly 3; the right side of the pinion 4 is provided with a return ratchet 6, and the return ratchet 6 is arranged on the rocker assembly 3.
[0048] Such as figure 2 As shown, the upper jaw assembly 1 includes an upper clamping portion 8 and an upp...
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