CN215548242U - Socket wrench for disassembling outer hexagon bolt - Google Patents

Abstract

The utility model discloses a socket wrench for disassembling an outer hexagon bolt, which comprises a handle, a connecting rod, a connecting frame and a wrench sleeve, wherein the handle is arranged at one end of the connecting rod, the connecting frame is fixedly arranged at the other end of the connecting rod, the connecting frame is in a groove shape, a rotating shaft is arranged between two side edges of the connecting frame, the wrench sleeve is connected with the rotating shaft through a universal joint shaft, and the wrench sleeve is a variable-diameter sleeve. The universal joint shaft is adopted to connect the socket wrench with the telescopic rod, so that bolts under different environments can be disassembled, particularly the bolts which are inconvenient to disassemble in narrow spaces, the wrench is simple in structure and convenient to disassemble, and the overhauling time is saved; the socket wrench adopts the variable-diameter socket, can disassemble bolts with different sizes and types, and does not need to replace the wrench socket every time due to different sizes of the bolts.

Description

Socket wrench for disassembling outer hexagon bolt

Technical Field

The utility model relates to the technical field of bolt disassembly, in particular to a socket wrench for disassembling an outer hexagon bolt.

Background

Various mechanical equipment often can all kinds of bolt and nuts of dismouting at the maintenance in-process to open the shell and overhaul inner structure. When the bolt is disassembled and assembled, due to the fact that personnel are not operated properly or the disassembling tool is simple and crude and the like, the overhauling time is long, the working efficiency is low, especially for the bolt with a narrow disassembling position and a compact structure, the disassembling is difficult, an original method can only be adopted for disassembling, if a spanner is adopted, a wrench is knocked and the like, meanwhile, the bolt is disassembled by adopting auxiliary means such as knocking and vibrating, the overhauling time is long, the bolt can be damaged due to knocking and vibrating, and the tightening force of the installed bolt cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a socket wrench for disassembling an outer hexagon bolt, which is simple in structure, convenient to assemble and suitable for disassembling and assembling bolts of different sizes and different environments.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a box spanner for outer hex bolts dismantles, includes handle, connecting rod, link, spanner sleeve, the handle sets up the one end at the connecting rod, the fixed other end that sets up at the connecting rod of link, the link is the recess shape, be provided with the rotation axis between two sides of link, the spanner sleeve passes through universal joint axle and rotation axis connection.

Preferably, the universal joint shaft comprises a first universal joint shaft and a second universal joint shaft, the first universal joint shaft is connected with the second universal joint shaft through a cross shaft, the first universal joint shaft is fixedly connected with the rotating shaft, and the bottom of the second universal joint shaft is connected with the wrench sleeve.

Preferably, the bottom of the second universal joint shaft is provided with a mounting hole, and the wrench socket is sleeved in the mounting hole.

Preferably, the spanner sleeve is the reducing sleeve, the spanner sleeve includes first outer sleeve, the outer sleeve of second, first outer sleeve can be dismantled with the outer sleeve of second and be connected, the nested inner skleeve that has the concentric setting of a plurality of in the first outer sleeve, and mutual slip between two adjacent inner skleeves, every the top of inner skleeve is fixed with two at least guide posts, and the one end that is close to first outer sleeve in the outer sleeve of second is fixed and is provided with the deflector, be provided with the guiding hole corresponding with the guide post on the deflector, the one end that keeps away from first outer sleeve in the outer sleeve of second is fixed and is provided with the closing cap.

Preferably, the guide post is sleeved with a spring, two ends of the spring are respectively fixed at two ends of the guide post, and the spring cannot pass through the guide hole.

Preferably, the inner cross section of the first outer sleeve and the cross section of the inner sleeve are hexagonal.

Preferably, the connecting rod is a telescopic rod.

The utility model has the beneficial effects that:

(1) the universal joint shaft is adopted to connect the socket wrench with the telescopic rod, so that bolts under different environments can be disassembled, particularly the bolts which are inconvenient to disassemble in narrow spaces, the wrench is simple in structure and convenient to disassemble, and the overhauling time is saved;

(2) the socket wrench adopts the variable-diameter socket, can disassemble bolts of different models, and does not need to replace the wrench socket every time due to different sizes of the bolts.

Drawings

In order to clearly illustrate the embodiments or technical solutions of the present invention in the prior art, the drawings used in the description of the embodiments or prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic overall structure of one embodiment of the present invention;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a cross-sectional view of a variable diameter sleeve;

fig. 4 is a bottom view of the variable diameter sleeve.

The figure is marked with: 1. a handle; 2. a connecting rod; 3. a connecting frame; 4. a wrench socket; 41. a first outer sleeve; 42. a second outer sleeve; 43. an inner sleeve; 44. a guide post; 45. a guide plate; 46. a guide hole; 47. sealing the cover; 48. a spring; 49. a fixed seat; 410. a threaded barrel; 5. a rotating shaft; 6. a universal joint shaft; 61. a first gimbal shaft; 62. a second universal joint shaft; 63. a cross shaft.

Detailed Description

The utility model provides a socket wrench for disassembling an outer hexagon bolt, and the utility model is further described in detail below in order to make the purpose, technical scheme and effect of the utility model clearer and clearer. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

The utility model is described in detail below with reference to the accompanying drawings:

example 1

Referring to fig. 1 to 4, a socket wrench for disassembling an outer hexagon bolt, which includes a handle 1, a connecting rod 2, a connecting frame 3, a wrench socket 4, wherein the handle 1 is connected to the top end of the connecting rod 2 by a screw, the connecting frame 3 is fixed at the other end of the connecting rod 2, the connecting frame 3 is in a groove shape, a rotating shaft 5 is arranged between two sides of the connecting frame 3, the wrench socket 4 is connected to the rotating shaft 5 by a universal joint shaft 6, the universal joint shaft 6 includes a first universal joint shaft 61 and a second universal joint shaft 62, the first universal joint shaft 61 is connected to the second universal joint shaft 62 by a cross shaft 63, the first universal joint shaft 61 is fixedly connected to the rotating shaft 5, the bottom of the second universal joint shaft 62 is connected to the wrench socket 4, specifically, a mounting hole is formed in the bottom of the second universal joint shaft 62, and the wrench socket 4 is sleeved in the mounting hole. Adopt universal joint axle 6 to be connected wrench socket 4 and rotation axis 5 in this embodiment, because universal joint axle 6 can make the part that is connected rotate along upper and lower left and right sides direction, can be convenient for wrench socket 4 cover on outer hexagon bolt or nut under the different environment, and utilize rotation axis 5 can be according to the angle of dismantling the environment regulation connecting rod, the staff of being convenient for is at suitable angle application of force.

The wrench socket 4 is a socket with a variable diameter, the wrench socket 4 comprises a first outer socket 41 and a second outer socket 42, the first outer socket 41 and the second outer socket 42 are detachably connected, a plurality of inner sockets 43 which are concentrically arranged are nested inside the first outer socket 41, and two adjacent inner sockets 43 can slide mutually, at least two guide posts 44 which are symmetrically arranged about the diameter of the inner socket 43 are fixed at the top of each inner socket 43, a guide plate 45 is fixedly arranged at one end, close to the first outer socket 41, inside the second outer socket 42, a guide hole 46 corresponding to the guide post 44 is arranged on the guide plate 45, a sealing cover 47 is fixedly arranged at one end, far away from the first outer socket 41, inside the second outer socket 42, a fixing seat 49 is arranged outside the sealing cover 47, the fixing seat 49 is nested inside the second universal joint shaft 62, and the wrench socket 4 is connected to the universal joint shaft 6.

The first outer sleeve 41 and the second outer sleeve 42 can be connected in a buckling mode or in a threaded mode, the sealing cover 47 and the second outer sleeve 42 are of an integrated structure, the threaded cylinder 410 is arranged in the sealing cover 47 at the inner center position, and the guide plate 45 abuts against the threaded cylinder 410 and is fixed through a bolt.

The inner cross section of the first outer sleeve 41 and the cross section of the inner sleeve 43 are hexagonal, and the outer hexagon bolt is suitable for removal.

In this embodiment, the guide posts 44, the guide plates 45 and the guide holes 46 are provided to control the moving direction of the inner sleeve 43, thereby preventing the inner sleeve 43 from deviating during movement, and particularly, when the gap between the inner sleeves 43 is large, specifically, when the socket wrench is used, the wrench socket 4 is aligned with a bolt or a nut to be disassembled, an inner sleeve 43 with the diameter smaller than that of the bolt or the nut extends into the first outer sleeve 41 under the action of the bolt or the nut, so that the bolt or the nut is abutted against the inner sleeve 43 with the size corresponding to the bolt or the nut, while the inner sleeve 43, which is smaller than the diameter of the bolt or nut, moves inwardly of the first outer sleeve 41, the guide post 44 moves inwardly of the second outer sleeve 42 along the guide hole 46, then, after the handle 1 is rotated to apply force to remove the bolt or the nut, the inner sleeve 43 extending into the first outer sleeve 41 is driven by the guide post 44 to reset under the action of gravity.

Example 2

The present embodiment is different from embodiment 1 in that a spring 48 is sleeved on the guide post 44, two ends of the spring 48 are respectively fixed on two ends of the guide post 44, the guide post 44 can pass through the guide hole, and the spring 48 cannot pass through the guide hole 46, and other structures are the same.

The present embodiment is suitable for the case that the gap between the inner sleeves 43 is small, and can be reset by the spring 48 when in use, specifically, when the socket wrench is in use, the wrench socket 4 is aligned with the bolt or nut to be disassembled, the inner sleeve 43 smaller than the diameter of the bolt or nut extends into the first outer sleeve 41 under the action of the bolt or nut, so that the bolt or nut abuts against the inner sleeve 43 corresponding to the size of the bolt or nut, meanwhile, during the process that the inner sleeve 43 smaller than the diameter of the bolt or nut moves into the first outer sleeve 41, the spring 48 is compressed, the guide post 44 moves into the second outer sleeve 42 along the guide hole 46, and then after the bolt or nut is disassembled and taken out by applying force to the rotary handle 1, the inner sleeve 43 extending into the first outer sleeve 41 is reset under the action of the spring 48. In addition, the cover 47 of the second outer sleeve 42 can block the guide post 44, control the moving distance of the inner sleeve 43, and control the deformation of the spring 48, so as to prevent the spring 48 from being deformed too much and being unable to return after long-term use.

Example 3

The difference between this embodiment and embodiment 2 is that in this embodiment, the connecting rod 2 is a telescopic rod, and other structures are the same, and the length thereof can be adjusted according to the disassembly environment.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Parts which are not described in the utility model can be realized by adopting or referring to the prior art.

It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.

Claims (7)

1. The utility model provides a box spanner for outer hex bolts dismantles which characterized in that, includes handle, connecting rod, link, spanner sleeve, the handle sets up the one end at the connecting rod, the fixed other end that sets up at the connecting rod of link, the link is the recess shape, be provided with the rotation axis between two sides of link, the spanner sleeve passes through the universal joint axle and is connected with the rotation axis.

2. The socket wrench for disassembling the socket head cap screw according to claim 1, wherein the universal joint shaft comprises a first universal joint shaft and a second universal joint shaft, the first universal joint shaft and the second universal joint shaft are connected through a cross shaft, the first universal joint shaft is fixedly connected with the rotating shaft, and the bottom of the second universal joint shaft is connected with the wrench socket.

3. The socket wrench for dismounting the hexagon socket head cap screw according to claim 2, wherein the bottom of the second universal joint shaft is provided with a mounting hole, and the wrench socket is sleeved in the mounting hole.

4. The socket wrench for disassembling the hexagon socket head cap screw according to claim 1, wherein the wrench socket is a variable diameter socket, the wrench socket includes a first outer socket and a second outer socket, the first outer socket is detachably connected with the second outer socket, a plurality of inner sockets concentrically arranged are nested in the first outer socket, two adjacent inner sockets slide with each other, at least two guide posts are fixed on the top of each inner socket, a guide plate is fixedly arranged at one end of the second outer socket close to the first outer socket, guide holes corresponding to the guide posts are arranged on the guide plate, and a sealing cover is fixedly arranged at one end of the second outer socket far from the first outer socket.

5. A socket wrench as claimed in claim 4, wherein the guide post is sleeved with a spring, the two ends of the spring are fixed to the two ends of the guide post respectively, and the spring cannot pass through the guide hole.

6. A socket wrench as claimed in claim 4, wherein the first outer sleeve and the inner sleeve are hexagonal in cross-section.

7. A socket wrench as claimed in claim 1, wherein the connecting rod is a telescopic rod.

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