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Double-ended wrench

A double-ended wrench and wrench technology, which is applied in the field of double-ended wrenches, can solve the problems such as the use of sockets and connecting rods, the limitation of rotation angle and space, and the small scope of use, so as to improve work efficiency, low cost and simple structure. Effect

Inactive Publication Date: 2012-06-13
WEIHAISHIWEILI TOP GRADE TOOL CO
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The existing adjustable wrench is composed of a wrench body, a wrench, a worm, a handle, etc., and can only hold and rotate polygonal workpieces, and cannot be used in conjunction with sleeves and extension rods. It has a single function and a small range of use. Limited space, inconvenient to use

Method used

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  • Double-ended wrench
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  • Double-ended wrench

Examples

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Embodiment Construction

[0010] Such as figure 1 , 2 As shown in , 3, a double-headed wrench includes a wrench body, a wrench, a worm, and a handle. One end of the inner edge of the cavity is provided with a ring-shaped card slot, and a square joint 6 is provided in the cavity. A ratchet 5 is provided on the outside of the square joint, and a reversing button 2 is installed on the side near the handle. There is a radial round hole on the top, and the reversing shaft 4 and the reversing spring 3 are installed in the round hole. The reversing shaft 4 is at the rear of the ratchet 5, and the circlip 8 is embedded in the inner edge ring in the groove on the cover plate 7. type card slot. Cover plate 7 and jump ring 8 are packed in the groove and prevent square joint 6 from jumping up and moving.

[0011] When assembling, the wrench opening at one end of the handle 1 is combined with the worm and the wrench body to form a wrench, and the round shaft at the bottom of the reversing button 2 is put in the ...

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PUM

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Abstract

The invention provides a double-ended wrench, which comprises a wrench body, a wrench opening, a worm and a handle and is characterized in that the wrench opening is integrated with the wrench body at one end of the handle through the worm, an inner cavity is arranged at the other end of the handle, an annular clamp groove is arranged at one end of the inner edge of the inner cavity, a square connector is positioned in the inner cavity, a ratchet wheel is disposed on the outer side of the square connector, one side of the square connector close to the handle is provided with a reversing button, a radial round hole is positioned on a round shaft at the lower portion of the reversing button, a reversing shaft and a reversing spring are disposed in the round hole, the reversing shaft is positioned at the rear portion of the ratchet wheel, and a clamp spring in a groove of a cover plate is embedded in the annular clamp groove at the inner edge. The double-ended wrench is reasonable in design, simple and compact in structure, easy to manufacture, low in cost, convenient to use, free of being limited by rotation angles and spaces and capable of greatly improving work efficiency.

Description

technical field [0001] The invention relates to the field of hand tools, in particular to a double-ended wrench. Background technique [0002] The existing adjustable wrench is composed of a wrench body, a wrench, a worm, a handle, etc., and can only hold and rotate polygonal workpieces, and cannot be used in conjunction with sleeves and extension rods. It has a single function and a small range of use. Limited space, inconvenient to use. Contents of the invention [0003] The object of the present invention is to solve the disadvantages of the above-mentioned technologies, and provide a double-ended wrench with simple and compact structure, reasonable design, low manufacturing cost, convenient use and flexibility. [0004] The scheme adopted by the present invention is: a double-headed wrench, including a wrench body, a wrench, a worm, and a handle. The inner edge of the cavity is provided with a ring-shaped card slot, and a square joint is provided in the cavity. A rat...

Claims

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Application Information

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IPC IPC(8): B25B13/56B25B23/00
Inventor 田兆青孙兵
Owner WEIHAISHIWEILI TOP GRADE TOOL CO