CN210099865U

CN210099865U - Deep hole type anti-falling bolt socket wrench

Info

Publication number: CN210099865U
Application number: CN201920717767.4U
Authority: CN
Inventors: 杜书强; 段罗斌; 钱继峰
Original assignee: Csic Pride Nanjing Cryogenic Technology Co ltd
Current assignee: Csic Pride Nanjing Cryogenic Technology Co ltd
Priority date: 2019-05-20
Filing date: 2019-05-20
Publication date: 2020-02-21
Anticipated expiration: 2029-05-20

Abstract

The utility model discloses a deep hole type anti-drop bolt socket wrench, which comprises a handle, a socket component and a positioning cylinder, wherein the handle is connected with the socket component; the sleeve component comprises a cylinder body, a limiting pin and a marble, wherein the cylinder body is a cylinder, two cavities are arranged in the cylinder body, an upper cavity is a cylindrical through hole which is transversely arranged, the limiting pin and a first spring are arranged in the upper cavity, a lower cavity is a hexagonal prism-shaped blind hole with an opening at the lower part, at least three mounting holes are uniformly distributed in the side wall of the lower part of the cylinder body, and the marble and a second spring are arranged in the mounting holes; the positioning cylinder is a cylindrical cylinder and is sleeved outside the cylinder body, and a plurality of groups of clamping groove holes are symmetrically formed in the side wall of the upper portion of the positioning cylinder in the radial direction. The utility model discloses simple structure, design benefit, convenient to use is applicable to deep hole or narrow gap occasion, can effectively improve work efficiency.

Description

Deep hole type anti-falling bolt socket wrench

Technical Field

The utility model relates to a bolt box spanner, especially a bolt box spanner is prevented falling by deep hole type.

Background

At present, common socket wrenches on the market are mostly used for disassembling common exposed bolts or nuts, but in actual work, fasteners arranged in deep holes or narrow gaps are usually available, common socket wrenches are difficult to enter the deep holes or the narrow gaps to disassemble or assemble the fasteners, and meanwhile, common socket wrenches generally do not have the function of directly taking back the bolts or the nuts by the socket wrenches after disassembly, so that a special disassembling or assembling tool for the fasteners in the deep holes or the narrow gaps is a problem to be solved by those skilled in the art at present.

Disclosure of Invention

In view of this, the utility model aims at providing a bolt box spanner is prevented falling by deep hole type can effectively solve the dismouting of the bolt or the nut in deep hole or narrow gap and carry the problem of fetching back with bolt or nut.

In order to achieve the above object, the present invention provides the following technical solutions.

A deep hole type anti-falling bolt socket wrench comprises a handle, a socket assembly and a positioning barrel, wherein the handle is connected with the socket assembly; the sleeve component comprises a cylinder body, a limiting pin and a marble, wherein the cylinder body is a cylinder, two cavities are arranged in the cylinder body, an upper cavity is a cylindrical through hole which is transversely arranged, the limiting pin and a first spring are arranged in the upper cavity, a lower cavity is a hexagonal prism-shaped blind hole with an opening at the lower part, at least three mounting holes are uniformly distributed in the side wall of the lower part of the cylinder body, and the marble and a second spring are arranged in each mounting hole; the positioning cylinder is a cylindrical cylinder and is sleeved outside the cylinder body, and a plurality of groups of clamping groove holes are symmetrically formed in the side wall of the upper portion of the positioning cylinder.

The handle is a slender T-shaped rod.

The axis of the upper cavity is vertical to the axis of the cylinder, and the lower cavity is coaxial with the cylinder.

And limiting pin notches are symmetrically arranged on two sides of the joint of the top of the barrel and the handle in the radial direction.

The limiting pins are two and are arranged at two ends of the upper cavity, and the first spring is arranged between the two limiting pins.

The clamping groove hole is matched with the limiting pin and used for adjusting the position of the positioning cylinder.

One end of the second spring is in contact with the tail of the marble, the other end of the second spring is in contact with the inner wall of the positioning cylinder, and the inner wall of the positioning cylinder props against the second spring, so that the marble and the second spring cannot fall off from the mounting hole.

The marble head usually protrudes out of the inner wall of the cylinder body and is positioned in the lower cavity, and the marble can move back and forth along the axis of the mounting hole through the compression and rebound of the second spring.

The utility model discloses during the use, at first according to the size of the bolt or the nut of waiting to dismantle, select suitable box spanner, then according to bolt cap or nut lower extreme apart from mounting platform's altitude mixture control location section of thick bamboo position, inwards press two spacer pins along the spacer pin notch during regulation, the first spring compression of setting between two spacer pins, the spacer pin breaks away from with the draw-in groove hole, then along barrel axis direction shift location section of thick bamboo, make the difference in height of location section of thick bamboo bottom and barrel bottom equal the height of bolt cap or nut lower extreme apart from mounting platform, loosen the spacer pin, first spring kick-backs under the spring action, spacer pin and draw-in groove hole cooperation, accomplish the position control of a location section of thick bamboo.

And then, aligning the open end of the lower cavity of the socket wrench with a bolt cap or a nut to be disassembled, pressing the handle downwards to enable the marble to retract into the mounting hole under the extrusion of the bolt cap or the nut, rotating the handle and the socket assembly, enabling the disassembled bolt or the nut to rotate along with the rotation of the bolt cap or the nut, continuously pressing the handle and rotating, enabling the disassembled bolt cap or the disassembled nut to displace towards the lower cavity above the marble along the axial direction of the lower cavity, and when the bolt cap or the nut completely enters the lower cavity above the marble, popping the marble under the elastic force of a second spring to enable the lower end of the bolt cap or the nut to be clamped by the marble, and after the disassembly is finished, taking out the disassembled bolt or the nut along with the socket wrench.

When the bolt or the nut needs to be assembled in the deep hole or the narrow gap, the bolt cap or the nut only needs to be pressed into the lower cavity of the socket wrench with force, and the lower end of the bolt cap or the nut is clamped by the marble, so that the bolt or the nut cannot fall off from the lower cavity, and the bolt or the nut can be conveniently assembled.

The utility model has the advantages that: the utility model discloses can carry out the dismouting to bolt or nut in deep hole or the narrow gap, can also take out the bolt or the nut of pulling down from deep hole or narrow gap simultaneously, through setting up adjustable location section of thick bamboo in the barrel outside, increased box spanner's commonality. The utility model discloses simple structure, design benefit, convenient to use is applicable to deep hole or narrow gap occasion, can effectively improve work efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or to embody the technical solutions in the prior art, the drawings required to be used in the embodiments or in the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the sleeve assembly of the present invention;

FIG. 3 is a schematic view of the position of the pellet shot from a slingshot of the present invention;

FIG. 4 is a schematic view of a notch of a limit pin of the present invention;

FIG. 5 is a side view of the positioning cylinder of the present invention;

fig. 6 is a schematic view of the usage state of the present invention.

Wherein: 1. a handle; 2. a sleeve assembly; 3. a positioning cylinder; 20. a barrel; 21. a spacing pin; 22. a second spring; 23. marbles; 24. a first spring; 25. a limiting pin notch; 26. an upper cavity; 27. a lower cavity; 28. mounting holes; 31. a slot clamping hole.

Detailed Description

An embodiment of the present invention is described below with reference to the drawings.

The drawings in the embodiments of the present invention clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The core of the utility model is to provide a bolt box spanner is prevented falling by deep hole type, the dismouting that it can solve the bolt in deep hole or narrow gap when using carries the problem.

As shown in fig. 1, 2, 3 and 5, a deep-hole type anti-drop bolt socket wrench comprises a handle 1, a socket assembly 2 and a positioning cylinder 3, wherein the handle 1 is connected with the socket assembly 2; the sleeve component 2 comprises a cylinder body 20, a limiting pin 21 and a marble 23, wherein the cylinder body 20 is a cylinder, two cavities are formed in the cylinder body 20, an upper cavity 26 is a cylindrical through hole which is transversely arranged, the limiting pin 21 and a first spring 24 are arranged in the upper cavity 26, a lower cavity 27 is a hexagonal prism-shaped blind hole with an opening at the lower part, at least three mounting holes 28 are uniformly distributed on the side wall of the lower part of the cylinder body 20, and the marble 23 and a second spring 22 are arranged in the mounting holes 28; the positioning cylinder 3 is a cylindrical cylinder and is sleeved outside the cylinder body 20, and a plurality of groups of clamping groove holes 31 are radially and symmetrically arranged on the side wall of the upper part of the positioning cylinder 3.

As shown in fig. 1, the handle 1 is an elongated T-shaped bar.

As shown in fig. 2, the upper cavity 26 is perpendicular to the axis of the cylinder 20, and the lower cavity 27 is coaxial with the cylinder 20.

As shown in FIG. 4, two sides of the joint of the top of the barrel 20 and the handle 1 are radially and symmetrically provided with limit pin notches 25.

As shown in fig. 2, two stopper pins 21 are provided at both ends of the upper cavity 26, and the first spring 24 is provided between the two stopper pins 21.

As shown in fig. 2, the slot hole 31 is engaged with the stopper pin 21 for adjusting the position of the positioning cylinder 3.

As shown in fig. 3, one end of the second spring 22 contacts with the tail of the pin 23, the other end contacts with the inner wall of the positioning cylinder 3, and the inner wall of the positioning cylinder 3 abuts against the second spring 22, so that the pin 23 and the second spring 22 cannot fall out of the mounting hole 28.

As shown in fig. 2, the head of the pin 23 usually protrudes from the inner wall of the cylinder 20 and is located in the lower cavity 27, and the pin 23 can reciprocate along the axis of the mounting hole 28 by the compression and rebound of the second spring 22.

The utility model discloses during the use, at first according to the size of the bolt or the nut of waiting to dismantle, select suitable box spanner, then according to the position of bolt cap or nut lower extreme apart from mounting platform's altitude mixture control location section of thick bamboo 3, inwards press two spacer pins 21 along spacer pin notch 25 during the regulation, the first spring 24 compression of setting between two spacer pins 21, spacer pin 21 breaks away from with draw-in groove hole 31, then along 20 axis direction removal location section of thick bamboo 3 of barrel, make the difference in height of 3 bottoms of a location section of thick bamboo and 20 bottoms of barrel equal the height of bolt cap or nut lower extreme apart from mounting platform, loosen spacer pin 21, first spring 24 kick-backs under the spring action, spacer pin 21 and draw-in groove hole 31 cooperate, accomplish the position control of a location section of thick bamboo 3.

Then, the open end of the lower cavity 27 of the socket wrench is aligned with the bolt cap or nut to be disassembled, the handle 1 is pressed downwards, the pin 23 is retracted into the mounting hole 28 under the extrusion of the bolt cap or nut, the handle 1 is rotated, the socket assembly 2 is rotated, the disassembled bolt or nut is rotated therewith, the handle 1 is pressed and rotated continuously, the disassembled bolt cap or nut is displaced towards the lower cavity 27 above the pin 23 along the axial direction of the lower cavity 27, after the bolt cap or nut completely enters the lower cavity 27 above the pin 23, the pin 23 is ejected under the elastic force of the second spring 22, so that the lower end of the bolt cap or nut is clamped by the pin 23, and after the disassembly is completed, the disassembled bolt or nut can be taken out together with the socket wrench.

When a bolt or a nut needs to be assembled in a deep hole or a narrow gap, only the bolt cap or the nut needs to be pressed into the lower cavity 27 of the socket wrench with force, and the lower end of the bolt cap or the nut is clamped by the marble 23, so that the bolt or the nut cannot fall off from the lower cavity 27, and the bolt or the nut can be assembled conveniently.

The utility model has the advantages that: the utility model discloses can carry out the dismouting to bolt or nut in deep hole or the narrow gap, can also take out the bolt or the nut of pulling down from deep hole or narrow gap simultaneously, through setting up adjustable location section of thick bamboo in the barrel outside, increased the commonality of spanner. The utility model discloses simple structure, design benefit, convenient to use is applicable to deep hole or narrow gap occasion, can effectively improve work efficiency.

Claims

1. The utility model provides a bolt box spanner is prevented falling by deep hole type, includes handle (1), sleeve subassembly (2), a location section of thick bamboo (3), its characterized in that: the handle (1) is connected with the sleeve component (2); the sleeve component (2) comprises a cylinder body (20), a limiting pin (21) and a marble (23), wherein the cylinder body (20) is a cylinder, two cavities are formed in the cylinder body (20), an upper cavity (26) is a cylindrical through hole which is transversely arranged, the limiting pin (21) and a first spring (24) are arranged in the upper cavity (26), a lower cavity (27) is a hexagonal prism-shaped blind hole with an opening at the lower part, at least three mounting holes (28) are uniformly distributed on the side wall of the lower part of the cylinder body (20), and the marble (23) and a second spring (22) are arranged in each mounting hole (28); the positioning cylinder (3) is a cylindrical cylinder and is sleeved outside the cylinder body (20), and a plurality of groups of clamping groove holes (31) are symmetrically formed in the side wall of the upper portion of the positioning cylinder (3).

2. The deep-hole type anti-drop bolt socket wrench according to claim 1, wherein: the handle (1) is a slender T-shaped rod.

3. The deep-hole type anti-drop bolt socket wrench according to claim 1, wherein: the axis of the upper cavity (26) is vertical to the axis of the cylinder body (20), and the lower cavity (27) is coaxial with the cylinder body (20).

4. The deep-hole type anti-drop bolt socket wrench according to claim 1, wherein: limiting pin notches (25) are symmetrically arranged on two sides of the joint of the top of the barrel body (20) and the handle (1) in the radial direction.

5. The deep-hole type anti-drop bolt socket wrench according to claim 1, wherein: the number of the limiting pins (21) is two, the limiting pins are arranged at two ends of the upper cavity (26), and the first spring (24) is arranged between the two limiting pins (21).

6. The deep-hole type anti-drop bolt socket wrench according to claim 1, wherein: the clamping groove hole (31) is matched with the limiting pin (21) and used for adjusting the position of the positioning cylinder (3).

7. The deep-hole type anti-drop bolt socket wrench according to claim 1, wherein: one end of the second spring (22) is in contact with the tail of the marble (23), the other end of the second spring is in contact with the inner wall of the positioning cylinder (3), and the inner wall of the positioning cylinder (3) props against the second spring (22), so that the marble (23) and the second spring (22) cannot fall off from the mounting hole (28).

8. The deep-hole type anti-drop bolt socket wrench according to claim 1, wherein: the head of the marble (23) usually protrudes out of the inner wall of the cylinder (20) and is positioned in the lower cavity (27), and the marble (23) can reciprocate along the axis of the mounting hole (28) through the compression and rebound of the second spring (22).