CN220807133U

CN220807133U - Adjustable adjustable spanner

Info

Publication number: CN220807133U
Application number: CN202322690046.8U
Authority: CN
Inventors: 徐磊; 王兵
Original assignee: Hefei Junyu Hardware Products Co ltd
Current assignee: Hefei Junyu Hardware Products Co ltd
Priority date: 2023-10-08
Filing date: 2023-10-08
Publication date: 2024-04-19
Anticipated expiration: 2033-10-08

Abstract

The utility model discloses an adjustable spanner which comprises a connecting rod, a spanner head fixed at one end of the connecting rod and a hexagonal hole formed in the spanner head, wherein a cavity communicated with the hexagonal hole is formed in the connecting rod, a limiting ring is fixedly connected to the inner wall of the cavity, an internal thread is formed in the inner ring of the limiting ring, a screw rod is inserted into the thread of the inner ring of the limiting ring, one end, close to the spanner head, of the screw rod is fixedly connected with a pressing block, the pressing block is slidably connected to the inner wall of the cavity, a guide block is fixedly connected to the inner wall of the cavity, a guide groove is formed in the top of the pressing block, and the guide block is slidably connected to the inside of the guide groove. According to the adjustable spanner, the driving ring is rotated to drive the screw rod to move, the screw rod pushes the pressing block to linearly move along the cavity, the pressing block enters the hexagonal hole, and then the pressing block abuts against the nut to be disassembled, so that the adjustable spanner can be suitable for nuts and bolts with different sizes and is flexible to use.

Description

Adjustable adjustable spanner

Technical Field

The utility model relates to the technical field of wrenches, in particular to an adjustable wrench.

Background

The wrench is a common installation and disassembly tool, and is a manual tool for screwing a bolt, a screw, a nut or a trepanning fastener by utilizing a lever principle, the wrench is usually provided with a clamping handle part at one end of a handle part to apply external force to the handle part so as to screw the bolt or the nut, and when the wrench is used, the external force is applied to the handle part along the rotation direction of threads so as to screw the bolt or the nut.

Because the specifications of the nuts or the bolts have certain difference, the spanner with the fixed traditional structural size cannot be adjusted according to actual conditions, and therefore, the spanner cannot be suitable and needs to be changed.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides an adjustable spanner which solves the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an adjustable spanner, includes the connecting rod, is fixed in the spanner head of connecting rod one end and sets up in the inside hexagonal hole of spanner head, a cavity that sets up with hexagonal hole intercommunication is seted up to the inside of connecting rod, cavity inner wall fixedly connected with spacing collar, the internal thread has been seted up to the spacing collar inner circle, spacing collar inner circle screw thread has been inserted and has been equipped with a screw rod, the one end fixedly connected with briquetting that the screw rod is close to the spanner head, briquetting sliding connection is at the cavity inner wall.

Preferably, the inner wall of the chamber is fixedly connected with a guide block, a guide groove is formed in the top of the pressing block, and the guide block is slidably connected in the guide groove.

Preferably, the guide groove is a rectangular groove, and the side walls at two ends of the guide groove are provided with gaps with the side walls at two sides of the pressing block.

Preferably, one end of the connecting rod, which is far away from the spanner head, is fixedly connected with a handle.

Preferably, the handle consists of an arc-shaped connecting part and a straight rod connecting part fixed at one end of the arc-shaped connecting part, and the arc-shaped connecting part is fixedly connected with the connecting rod.

Preferably, the top and the bottom of the connecting rod are provided with first openings, the two sides of the connecting rod are provided with second openings, and the positions of the first openings and the second openings correspond to the positions of the driving rings.

(III) beneficial effects

The utility model provides an adjustable spanner, which has the following beneficial effects:

1. According to the adjustable spanner, the driving ring is rotated to drive the screw rod to move, the screw rod pushes the pressing block to linearly move along the cavity, the pressing block enters the hexagonal hole, and then the pressing block abuts against the nut to be disassembled, so that the adjustable spanner can be suitable for nuts and bolts with different sizes and is flexible to use.

2. In the utility model, the handle formed by the arc connecting part and the straight rod connecting part is adopted, and a certain gap is reserved between the arc connecting part and the nut operation position, so that the operation is convenient, and the industrial carbon steel is adopted, so that the torque force is large and the hardness is high.

Drawings

FIG. 1 is a front perspective view of an adjustable spanner according to the present utility model;

FIG. 2 is a cross-sectional view of an adjustable spanner according to the present utility model;

FIG. 3 is an enlarged block diagram of the portion A of FIG. 1;

FIG. 4 is an enlarged block diagram of the portion B of FIG. 2;

fig. 5 is an enlarged structural view at C of fig. 2.

In the figure: 1. a connecting rod; 101. a chamber; 102. a first opening; 103. a second opening; 2. a spanner head; 201. a hexagonal hole; 3. a grip; 301. an arc-shaped connecting part; 302. a straight rod connecting part; 4. briquetting; 401. a guide groove; 5. a limiting ring; 6. a drive ring; 7. a screw; 8. and a guide block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 5, the present utility model provides a technical solution: the utility model provides an adjustable spanner, including connecting rod 1, be fixed in spanner head 2 of connecting rod 1 one end and set up in the inside hexagonal hole 201 of spanner head 2, a cavity 101 that sets up with hexagonal hole 201 intercommunication is seted up to connecting rod 1 inside, cavity 101 inner wall fixedly connected with spacing ring 5, the internal thread has been seted up to spacing ring 5 inner circle, spacing ring 5 inner circle screw thread has been inserted and has been had a screw rod 7, the one end fixedly connected with briquetting 4 that screw rod 7 is close to spanner head 2, briquetting 4 sliding connection is at cavity 101 inner wall.

The hexagonal hole 201 of the spanner head 2 is clamped on the nut, then the driving ring 6 is rotated by a finger, the screw rod 7 is driven to move, the screw rod 7 pushes the pressing block 4 to linearly move along the cavity 101, the pressing block 4 enters into the hexagonal hole 201, then the pressing block 4 is propped against the nut to be disassembled, at the moment, the nut to be disassembled is also contacted with the inner wall of the hexagonal hole 201, and then the spanner head 2 loosens and disassembles the nut by rotating the connecting rod 1, so that the spanner can be suitable for nuts and bolts with different sizes and is flexible to use.

The inner wall of the chamber 101 is fixedly connected with a guide block 8, a guide groove 401 is formed in the top of the pressing block 4, and the guide block 8 is slidably connected inside the guide groove 401.

The guide block 8 is matched with the guide groove 401, the guide groove 401 limits the guide block 8, and the guide block 8 can move linearly along the guide groove 401, so that the pressing block 4 can move linearly.

The guide groove 401 is a rectangular groove, and the side walls at the two ends of the guide groove 401 and the side walls at the two sides of the pressing block 4 have gaps, so that the guide block 8 is prevented from falling off from the inside of the guide groove 401, the pressing block 4 is ensured to move only along a straight line, and the pressing block is prevented from falling off from the inside of the chamber 101 completely.

The end of the connecting rod 1 far away from the spanner head 2 is fixedly connected with a handle 3, and when a nut or a bolt is rotated, the handle 3 needs to be held for operation.

Specifically, the handle 3 is composed of an arc-shaped connecting part 301 and a straight rod connecting part 302 fixed at one end of the arc-shaped connecting part 301, the handle 3, the connecting rod 1 and the spanner head 2 are all made of industrial carbon steel, the torsion is large, the hardness is high, the arc-shaped connecting part 301 is fixedly connected with the connecting rod 1, and a certain gap is reserved between the arc-shaped connecting part 301 and the nut operating position, so that the operation is convenient.

The top and the bottom of the connecting rod 1 are provided with the first opening 102, the two sides of the connecting rod 1 are provided with the second opening 103, the positions of the first opening 102 and the second opening 103 correspond to the positions of the driving ring 6, and therefore the driving ring 6 can penetrate through the first opening 102 and the second opening 103, and the finger can be conveniently stirred.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An adjustable spanner which characterized in that: including connecting rod (1), be fixed in spanner head (2) of connecting rod (1) one end and set up in spanner head (2) inside hexagonal hole (201), inside chamber (101) that set up with hexagonal hole (201) intercommunication of connecting rod (1) have been seted up, chamber (101) inner wall fixedly connected with spacing ring (5), the internal thread has been seted up to spacing ring (5) inner circle, spacing ring (5) inner circle screw thread has been inserted and has been had a screw rod (7), one end fixedly connected with briquetting (4) that screw rod (7) are close to spanner head (2), briquetting (4) sliding connection is at chamber (101) inner wall.

2. An adjustable spanner according to claim 1, wherein: the inner wall of the cavity (101) is fixedly connected with a guide block (8), a guide groove (401) is formed in the top of the pressing block (4), and the guide block (8) is slidably connected inside the guide groove (401).

3. An adjustable spanner according to claim 2, wherein: the guide grooves (401) are rectangular grooves, and gaps are reserved between the side walls of the two ends of the guide grooves (401) and the side walls of the two sides of the pressing block (4).

4. An adjustable spanner according to claim 1, wherein: one end of the connecting rod (1) far away from the spanner head (2) is fixedly connected with a handle (3).

5. The adjustable spanner of claim 4 wherein: the handle (3) consists of an arc-shaped connecting part (301) and a straight rod connecting part (302) fixed at one end of the arc-shaped connecting part (301), and the arc-shaped connecting part (301) is fixedly connected with the connecting rod (1).

6. An adjustable spanner according to claim 1, wherein: the top and the bottom of the connecting rod (1) are provided with first openings (102), the two sides of the connecting rod (1) are provided with second openings (103), and the positions of the first openings (102) and the second openings (103) correspond to the positions of the driving rings (6).