CN218658735U

CN218658735U - Adjustable spanner

Info

Publication number: CN218658735U
Application number: CN202223104619.6U
Authority: CN
Inventors: 李顺利; 李庆哲; 陈浩鹏; 谭长华
Original assignee: Guangdong Cloud Base Technology Co ltd
Current assignee: Guangdong Cloud Base Technology Co ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-03-21
Anticipated expiration: 2032-11-17

Abstract

The utility model relates to the technical field of wrench tools, and discloses an adjustable wrench, which comprises a main body, a fixed arm, a movable arm and a locking mechanism; the main body is provided with a tooth path along the length direction, the fixed arm is fixedly connected to the first end of the main body, and the movable arm is sleeved on the main body and can move along the length direction of the main body; the locking mechanism is arranged on the movable arm, the locking mechanism enables the movable arm to have an adjustable state and a locking state, and in the adjustable state, the locking mechanism is separated from the tooth track, and the movable arm can move along the length direction of the main body to adjust the clamping distance L between the fixed arm and the movable arm; in a locking state, the locking mechanism is clamped with the tooth path, and the movable arm is fixed at a preset position of the main body, so that the clamping distance L of the wrench is fixed; more than, the embodiment of the utility model provides an adjustable spanner is convenient for operate, the card is solid stable, can be suitable for the valve of various sizes, and the practicality is high.

Description

Adjustable spanner

Technical Field

The utility model relates to a spanner instrument technical field especially relates to an adjustable spanner.

Background

The wrench is named after the shape of the product is like the English letter 'F', and is also called F-shaped wrench, valve wrench, F-shaped valve wrench, valve hook and valve hook wrench. The F wrench is widely applied to production fields of production and manufacturing industries such as petroleum, chemical engineering, metallurgy, shipbuilding, machinery, mines and the like, and is mainly used for opening and closing various manual valves.

At present, the F spanner of field usage is all that front and back arm centre gripping distance is fixed, when using the F spanner operation, should select suitable F spanner according to the not valve of equidimension, selects for use the principle of F spanner to be that the front and back arm of F spanner can insert in the hand wheel spoke of valve, and the size is suitable, easily the card is firm, and difficult the throw-off is main criterion.

Therefore, there are the following problems during use: the selection principle of the F wrench leads to that one F wrench can only be used in the operation of valves with the same specification and cannot adapt to all the valves; under the condition that a plurality of valves with different sizes exist on site, F wrenches with different clamping distances of front and rear arms need to be configured.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an adjustable wrench, be convenient for operation, the card is solid stable, can be suitable for the valve of various sizes, and the practicality is high.

In order to achieve the above object, the present invention provides an adjustable wrench, which includes:

the locking device comprises a main body, a fixed arm, a movable arm and a locking mechanism;

the main body is provided with a tooth path along the length direction, the fixed arm is fixedly connected to the first end of the main body, and the movable arm is sleeved on the main body and can move along the length direction of the main body;

the locking mechanism is arranged on the movable arm and comprises a clamping piece and a resetting piece, the clamping piece is movably connected with the tooth path, and the resetting piece keeps the clamping piece clamped with the tooth path;

the clamping piece is separated from the tooth track by pressing the clamping piece, and the movable arm can move along the length direction of the main body so as to adjust the clamping distance between the fixed arm and the movable arm;

and releasing the clamping piece, driving the resetting piece to reset the clamping piece, and clamping the clamping piece with the tooth track so as to fix the movable arm at the preset position of the main body.

Preferably, the clamping piece comprises a rotating plate, a rotating shaft and a button, the rotating shaft is rotatably mounted on the movable arm, the middle part of the rotating plate is fixedly connected with the rotating shaft, a resetting part and a clamping part are respectively arranged at two ends of the rotating plate, the resetting part is used for being clamped with the tooth track, and the resetting part is used for being reset and connected with the resetting piece;

the button is connected with the rotating shaft, and the separation or clamping of the clamping piece and the tooth track is adjusted by pressing or releasing the button.

Preferably, an accommodating cavity is formed between the movable arm and the main body;

the button comprises a connecting part fixedly connected with the rotating shaft and a pressing part protruding out of the upper surface of the movable arm;

the rotating plate and the rotating shaft are arranged in the accommodating cavity.

Preferably, the reset part and the reset part are both magnetic attracting parts, and the reset part is fixedly arranged on the movable arm and positioned above the reset part.

Preferably, the tooth track is provided with a plurality of helical teeth which are uniformly arranged along the length direction of the tooth track, and the clamping part is meshed with the helical teeth.

Preferably, the main part includes regulating part and handle portion, the regulating part is located and is close to the one end of fixed arm, the regulating part is equipped with the tooth track.

Preferably, one end of the handle part close to the adjusting part is provided with a limiting step.

The utility model provides an adjustable spanner compares with prior art, and its beneficial effect lies in:

when the adjustable wrench provided by the utility model is used, the clamping piece is pressed, the clamping piece is separated from the tooth track, the movable arm can move along the length direction of the main body, and the adjustment of the clamping distance of the adjustable wrench is realized; after the distance adjustment is finished, the clamping piece is released, the reset piece drives the clamping piece to reset, and the clamping piece is clamped with the rack, so that the adjustable spanner is fixed at the required clamping distance, and the operation is convenient during use; in addition, the clamping distance of the adjustable wrench is adjustable, and the use requirements of valves of different models can be met. More than, the embodiment of the utility model provides an adjustable spanner is convenient for operate, the card is solid stable, can be suitable for the valve of various sizes, and the practicality is high.

Drawings

Fig. 1 is a schematic view of an overall structure of a monkey wrench according to an embodiment of the present invention;

fig. 2 is a schematic view of an overall structure of a monkey wrench according to an embodiment of the present invention;

fig. 3 is a schematic view of the overall structure of the adjustable wrench according to the embodiment of the present invention;

FIG. 4 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 1;

fig. 5 is an enlarged view of a portion B in fig. 4.

In the figure: 100. an adjustable wrench;

1. a main body; 11. a tooth track; 12. an adjustment section; 13. a handle portion; 14. a limiting step;

2. a fixed arm;

3. a movable arm; 31. a socket joint part; 32. a gripper arm portion;

4. a locking mechanism; 41. a button; 42. a rotating shaft; 43. a rotating plate; 431. a reset section; 432. a clamping part; 44. a reset member;

5. a receiving cavity.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

It is to be understood that in the description of the present application, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, i.e. the features defined as "first" and "second" may explicitly or implicitly include one or more of such features. Further, unless otherwise specified, "a plurality" means two or more.

It should be noted that, in the description of the present application, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

As shown in fig. 1-5, an embodiment of the present invention provides a monkey wrench 100, which includes a main body 1, a fixed arm 2, a movable arm 3 and a locking mechanism 4, wherein a tooth path 11 is disposed on the main body 1 along a length direction thereof, the fixed arm 2 is fixedly connected to a first end of the main body 1, and the movable arm 3 is sleeved on the main body 1 and can move along the length direction of the main body 1; the locking mechanism 4 is arranged on the movable arm 3, the locking mechanism 4 enables the movable arm 3 to have an adjustable state and a locking state, in the adjustable state, the locking mechanism 4 is separated from the tooth track 11, and the movable arm 3 can move along the length direction of the main body to adjust the clamping distance L between the fixed arm 2 and the movable arm 3; in the locked state, the locking mechanism 4 is engaged with the tooth track 11, and the movable arm 3 is fixed at the preset position of the main body, so that the clamping distance L of the wrench is fixed.

Specifically, as shown in fig. 4 and 5, the locking mechanism 4 includes a clamping member and a resetting member 44, the clamping member is movably connected with the tooth track 11, the resetting member 44 is used for keeping the clamping member clamped with the tooth track 11, the clamping member is pressed, the clamping member is separated from the tooth track 11, and the movable arm 3 can move along the length direction of the main body; adjust the centre gripping distance L between digging arm 3 and the fixed arm 2, when reaching and predetermine the centre gripping distance, release joint spare, reset 44 drive joint spare and reset, joint spare and tooth way 11 block, with will digging arm 3 is fixed the position is predetermine to the main part, and fixed centre gripping distance L of predetermineeing.

Based on the above structure, when the adjustable wrench 100 provided by the embodiment of the present invention is used, the clamping member is pressed, the clamping member is separated from the tooth track 11, and the movable arm 3 can move along the length direction of the main body 1, so as to adjust the clamping distance L of the adjustable wrench 100; after the distance adjustment is completed, the clamping piece is released, the resetting piece 44 drives the clamping piece to reset, and the clamping piece is clamped with the rack, so that the adjustable wrench 100 is fixed at the required clamping distance, and the operation is convenient during use; in addition, the clamping distance L of the adjustable wrench 100 is adjustable, so that the use requirements of valves of different models can be met. More than, the embodiment of the utility model provides an adjustable spanner 100 is convenient for operate, the card is solid stable, can be suitable for the valve of various sizes, and the practicality is high.

Alternatively, as shown in fig. 4 and 5, in the present embodiment, the engaging member includes a rotating plate 43, a rotating shaft 42 and a button 41, the rotating shaft 42 is rotatably mounted on the movable arm 3, a middle portion of the rotating plate 43 is fixedly connected to the rotating shaft 42, two ends of the rotating plate 43 are respectively a reset portion 431 and an engaging portion 432, the reset portion 431 is used for being reset to be connected to the reset member 44, and the engaging portion 432 is used for engaging with the tooth track 11. Specifically, the button 41 is fixedly connected with the rotating shaft 42, the rotating shaft 42 and the connecting plate are driven to rotate by pressing the button 41, the clamping portion 432 is lifted, the clamping portion 432 is separated from the tooth track 11, the resetting portion 431 is separated from the resetting piece 44, and the movable arm 3 can move along the length direction of the main body to adjust the clamping distance between the fixed arm 2 and the movable arm 3; when the clamping distance reaches the preset distance, the button 41 is released, the reset part 431 is reset by the reset part 44, the reset part 431 is closed towards the direction of the reset part 44, meanwhile, the clamping part 432 is closed towards the direction of the tooth track 11 and is meshed with the tooth track 11, and the movable arm 3 is in the locking state again under the action of the clamping part.

Preferably, the movable arm 3 includes a sleeve portion 31 and a clamping arm portion 32, the sleeve portion 31 is movably sleeved outside the main body 1, and an accommodating cavity 5 is formed between the sleeve portion 31 and the main body 1; the button 41 comprises a connecting part fixedly connected with the rotating shaft 42 and a pressing part protruding out of the outer side of the sleeve-joint part 31; the rotating plate 43 and the rotating shaft 42 are arranged in the accommodating cavity 5. Specifically, as shown in fig. 4, the socket part 31 has a cavity penetrating through the left and right ends thereof, the socket part 31 is sleeved on the main body 1 through the cavity and can move along the length direction of the main body 1, wherein the inner contour of the left and right ends of the socket part 31 is adapted to the outer contour of the main body 1, so as to maintain the connection stability of the socket part 31 and the main body 1; an accommodating cavity 5 is formed between the middle part of the sleeving part 31 and the main body 1, the rotating shaft 42 is rotatably connected to the sleeving part 31, the rotating plate 43 is arranged in the accommodating cavity 5, and the middle part of the rotating plate 43 is fixedly connected with the rotating shaft 42; meanwhile, the button 41 includes a connecting portion fixedly connected to the rotating shaft 42 and a pressing portion protruding outside the socket portion 31; the pressing part is pressed, and the rotating shaft 42 is driven to rotate through the connecting part, so that the swing of the rotating plate 43 in the accommodating cavity 5 is adjusted, and the positions of the reset part 431 and the clamping part 432 are controlled.

Preferably, the restoring member 44 is a magnetically attractable member, and specifically, as shown in fig. 4 and 5, the restoring member 44 is fixedly disposed on the sleeve portion 31 and located above the rotating plate 43; the restoring portion 431 is made of magnetically attractable material, such as iron or steel. After the pressing part is released, the reset part 431 is adsorbed by the reset piece 44, and the rotating plate 43 rotates, so that the clamping part 432 is driven to move downwards and is clamped in the tooth track 11.

Preferably, as shown in fig. 1 to 5, the main body 1 comprises an adjusting portion 12 and a handle portion 13, the adjusting portion 12 being provided near one end of the fixed arm 2, the adjusting portion 12 being provided with a toothed track 11. The tooth track 11 is provided with a plurality of helical teeth arranged at equal intervals along the length direction thereof, and the clamping portion 432 is engaged with the helical teeth. The engaging portion 432 engages with the helical teeth to engage with the tooth track 11, which has the advantage of stable connection.

Further preferably, as shown in fig. 4 and 5, a limit step 14 is provided at one end of the handle portion 13 close to the adjusting portion 12, so as to limit the movement of the movable arm 3 toward the handle portion 13 and prevent the movable arm 3 from slipping off the main body 1.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. An adjustable wrench, comprising: the locking device comprises a main body, a fixed arm, a movable arm and a locking mechanism;

the clamping piece is pressed, the clamping piece is separated from the tooth track, and the movable arm can move along the length direction of the main body to adjust the clamping distance between the fixed arm and the movable arm;

2. The adjustable wrench as claimed in claim 1, wherein: the clamping piece comprises a rotating plate, a rotating shaft and a button, the rotating shaft is rotatably installed on the movable arm, the middle part of the rotating plate is fixedly connected with the rotating shaft, a resetting part and a clamping part are respectively arranged at two ends of the rotating plate, the resetting part is used for resetting and connecting with the resetting piece, and the clamping part is used for clamping with the tooth path;

3. The adjustable wrench according to claim 2, wherein: the movable arm comprises a sleeve joint part and a clamping arm part, the sleeve joint part is movably sleeved outside the main body, and an accommodating cavity is formed between the sleeve joint part and the main body;

the button comprises a connecting part fixedly connected with the rotating shaft and a pressing part protruding out of the outer side of the sleeving part;

4. The adjustable wrench according to claim 2, wherein: the piece that resets with but the portion that resets is the magnetism piece of inhaling, the piece that resets set firmly in on the digging arm and be located the top of the portion that resets.

5. The adjustable wrench according to claim 2, wherein: the tooth path is provided with a plurality of helical teeth which are uniformly arranged along the length direction of the tooth path, and the clamping part is meshed with the helical teeth.

6. The adjustable wrench as claimed in claim 1, wherein: the main part includes regulating part and handle portion, the regulating part is located and is close to the one end of fixed arm, the regulating part is equipped with the tooth track.

7. The adjustable wrench as claimed in claim 6, wherein: and one end of the handle part, which is close to the adjusting part, is provided with a limiting step.