CN209903059U - Monkey wrench for electromechanical installation of subway - Google Patents

Abstract

The utility model relates to the technical field of adjustable wrenches, and discloses an adjustable wrench for subway electromechanical installation, comprising a wrench head, one side of the top of the wrench head is fixed with a first clamping claw, and the other side of the top of the wrench head is fixed A second clamping jaw is slidably connected, a square hole is opened on the front surface of the wrench head, an adjustment block is rotatably connected inside the square hole, a connection block is welded and fixed at the bottom of the wrench head, and the connection block is U The bottom of the connecting block is provided with a handle; the connecting block is fixed by welding at the bottom of the wrench head, and the handle is clamped in the notch of the connecting block and fixed by a threaded rod and a tightening nut. When the angle of the screw is more tricky, the tightening screw can be loosened and the angle of the wrench head can be changed, so that the wrench can cope with some screws with tricky angles, which is convenient for the user to use in some special situations.

Description

An adjustable wrench for subway electromechanical installation

technical field

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

Background technique

Adjustable wrench is referred to as adjustable wrench. Its opening width can be adjusted within a certain range. It is a tool used to tighten and loosen nuts and bolts of different specifications. Adjustable wrench is a common tool for maintenance workers, because its opening can be adjusted in a certain range. It can be adjusted within the range, and it is very convenient to use. It can be used not only for standard metric bolts and inch bolts, but also for some self-made non-standard bolts. Due to the excellent performance of adjustable wrenches, it is widely used in various Installation and fixation of electromechanical equipment.

However, the existing technology still has the following problems:

(1) When the existing adjustable wrench is in use, the angle of the wrench head cannot be adjusted, and it is inconvenient to deal with some screws with tricky angles. Therefore, in some special cases, it is inconvenient for the user. usage of.

(2) When the existing adjustable wrench is used, the user often needs to hold the handle and rotate intermittently to fasten or remove the screw, which is time-consuming and labor-intensive, and is inconvenient for the user to use.

Utility model content

(1) Technical problems solved

In view of the deficiencies of the prior art, the utility model provides an adjustable wrench for subway electromechanical installation, which solves the problem that the existing adjustable wrench is inconvenient when dealing with some screws with tricky angles, and needs to be used when used. The user can only tighten or remove the screw by turning the handle intermittently, which is inconvenient for the user to use.

(2) Technical solutions

In order to achieve the above purpose, the present invention provides the following technical solutions: an adjustable wrench for subway electromechanical installation, comprising a wrench head, a first clamping jaw is fixed on one side of the top of the wrench head, and another on the top of the wrench head. A second clamping jaw is slidably connected on the side, a square hole is opened on the front surface of the wrench head, an adjustment block is rotatably connected inside the square hole, and a connection block is welded and fixed at the bottom of the wrench head, and the connection block is U-shaped structure, and the bottom of the connecting block is provided with a handle, the top of the handle is clamped in the notch of the connecting block, and the top of the front surface of the handle is provided with a through hole, and the front surface of the connecting block is provided with a through hole. The surface and the rear surface are also provided with through holes, the three through holes correspond to each other, and the interior of the three through holes are threaded with threaded rods, and one end of the threaded rods is located on one side of the connecting block for welding and pinching. A limiting block is fixed, and the outer surface of the threaded rod is located on the other side of the connecting block and is threadedly connected with a fastening nut.

Preferably, the tightening nut and the limiting block are both hexagonal prism structures, and the upper and lower surface areas of the tightening nut and the limiting block are both larger than the upper and lower surface areas of the through hole.

Preferably, a rubber gasket is fixed on the inner surface of the notch of the connection block, and the inner surface of the rubber gasket is tightly fitted with the outer surface of the handle located inside the notch of the connection block.

Preferably, anti-skid rubber pads are fixed on opposite sides of the first gripper and the second gripper, and the opposite sides of the two anti-skid rubber pads have a plurality of anti-skid bumps, and the anti-skid rubber pads It is integrally formed with a plurality of the anti-skid bumps.

Preferably, a scale is provided on the front surface of the wrench head, and the rightmost end of the bottom of the second jaw corresponds to the scale.

Preferably, a circular groove is formed at the bottom of the front surface of the handle, the inner surface of the circular groove is uniformly provided with a plurality of clamping grooves, and a rotating block is detachably connected to the inside of the circular groove, and the outer side of the rotating block is detachably connected. The wall is evenly welded and fixed with a plurality of clamping teeth, and the plurality of the clamping teeth are in one-to-one correspondence with the plurality of the clamping grooves. A connecting seat is welded and fixed at the center of the front surface of the rotating block, and the connecting seat is a concave structure. , and a rotating handle is rotatably connected inside the connecting seat, and a rubber sleeve is fixed on the outer surface of the rotating handle.

(3) Beneficial effects

The utility model provides an adjustable wrench for subway electromechanical installation, which has the following beneficial effects:

(1), the utility model fixes the connection block by welding at the bottom of the wrench head, and the handle is clamped in the notch of the connection block, and is fixed by the threaded rod and the tightening nut, when dealing with some screws with tricky angles , the tightening screw can be loosened and the angle of the wrench head can be changed, so that the wrench can cope with some screws with tricky angles, which is convenient for users to use in some special situations.

(2), the present utility model provides a circular groove at the bottom of the front surface of the handle, and detachably connects the rotating block in the circular groove, and between the rotating block and the circular groove through the action between a plurality of locking teeth and the locking groove, Relatively fixed, when in use, you can hold the rotating handle on the rotating block, and by rotating the rotating handle, the adjustable wrench can be rotated, so that the adjustable wrench can be rotated uninterruptedly, and the screws can be easily and quickly tightened. fixed or disassembled.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the side view internal structure schematic diagram of the connecting block in the utility model;

FIG. 3 is a schematic structural diagram of a circular groove and a rotating block in the utility model.

In the picture: 1. Second clamping jaw; 2. Anti-skid rubber pad; 3. First clamping jaw; 4. Wrench head; 5. Connection block; 6. Handle; 7. Rotating block; 8. Rubber sleeve; 9. Rotation Handle; 10, connecting seat; 11, square hole; 12, adjusting block; 13, tightening nut; 14, threaded rod; 15, rubber gasket; 16, through hole; 17, limit block; 18, round groove; 19, card slot; 20, card teeth.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in Figures 1-3, the present utility model provides a technical solution: an adjustable wrench for subway electromechanical installation, comprising a wrench head 4, a first clamping jaw 3 is fixed on the top side of the wrench head 4, and the wrench head 4 A second clamping jaw 1 is slidably connected to the other side of the top of the wrench head 4, a square hole 11 is opened on the front surface of the wrench head 4, an adjusting block 12 is rotatably connected to the inside of the square hole 11, and a connecting block 5 is welded and fixed to the bottom of the wrench head 4. The connecting block 5 is a U-shaped structure, and the bottom of the connecting block 5 is provided with a handle 6, the top of the handle 6 is clamped in the notch of the connecting block 5, and the top of the front surface of the handle 6 is provided with a through hole 16. The front surface and the rear surface are also provided with through holes 16, the three through holes 16 are corresponding, and the interior of the three through holes 16 is threaded with a threaded rod 14, and one end of the threaded rod 14 is located on one side of the connecting block 5. Welding and pinching is fixed. There is a limit block 17, and the outer surface of the threaded rod 14 is located on the other side of the connection block 5, and a tightening nut 13 is threadedly connected. The nut 13 is loosened, and the wrench head 4 is rotated, so that the angle of the wrench head 4 can be changed. When the wrench head 4 is rotated to an appropriate angle, the tightening nut 13 is then tightened, thereby making it convenient for the user to use the adjustable wrench , can deal with some screws in special cases.

Further, the tightening nut 13 and the limit block 17 are both hexagonal prism structures, and the upper and lower surface areas of the tightening nut 13 and the limit block 17 are both larger than the upper and lower surface areas of the through hole 16. When adjusting the angle of the wrench head 4, Through the limiting block 17, the surface threaded rod 14 can be dropped out of the through hole 16, and at the same time, the tightening nut 13 can be prevented from entering into the through hole 16, so that the tightening effect cannot be achieved.

Further, a rubber gasket 15 is fixed on the inner surface of the notch of the connecting block 5, and the inner surface of the rubber gasket 15 is in close contact with the outer surface of the handle 6 located inside the notch of the connecting block 5. When tightening, the friction between the connecting block 5 and the handle 6 can be increased by the rubber gasket 15, so that the wrench head 4 can be further fixed.

Further, the opposite sides of the first clamping jaw 3 and the second clamping jaw 1 are fixed with anti-skid rubber pads 2, the opposite sides of the two anti-skid rubber pads 2 have a plurality of anti-skid bumps, and the anti-skid rubber pad 2 is connected with a plurality of anti-skid rubber pads 2. The anti-skid bumps are integrally formed. When the first jaw 3 and the second jaw 1 are clamped on the screw, the anti-slip rubber pad 2 on the first jaw 3 and the second jaw 1 and the anti-slip rubber pad 2 on the first jaw 3 and the second jaw 1 pass through. The function of the anti-skid bumps can prevent the screw from sliding between the first clamping jaw 3 and the second clamping jaw 1 when the screw is screwed, so that it is inconvenient to loosen or tighten the screw quickly.

Further, the front surface of the wrench head 4 is provided with a scale, and the rightmost end of the bottom of the second jaw 1 corresponds to the scale. The scale on the wrench head 4 enables the user to quickly adjust the second jaw 1 to a suitable position. on the scale.

Further, the bottom of the front surface of the handle 6 is provided with a circular groove 18, the inner surface of the circular groove 18 is evenly provided with a plurality of clamping grooves 19, and the interior of the circular groove 18 is detachably connected with a rotating block 7, and the outer side wall of the rotating block 7 is A plurality of locking teeth 20 are uniformly welded and fixed, and the plurality of locking teeth 20 are in one-to-one correspondence with a plurality of locking grooves 19. A connecting seat 10 is welded and fixed at the center of the front surface of the rotating block 7, and the connecting seat 10 is a concave structure and is connected to The inside of the seat 10 is rotatably connected with a rotating handle 9 , and the outer surface of the rotating handle 9 is fixed with a rubber sleeve 8 . The action between the locking groove 19 and the plurality of locking teeth 20 on the rotating block 7 can keep the rotating block 7 and the circular groove 18 relatively fixed, and then the user can hold the rubber sleeve 8 on the rotating handle 9, By rotating the rotating handle 9, the adjustable wrench can be driven to rotate, thereby realizing uninterrupted rotation of the adjustable wrench, and the screws can be easily and quickly loosened or tightened, which saves time and effort.

To sum up, the working process of the present utility model: when in use, when dealing with some screws with tricky angles, the tightening nut 13 can be loosened, and the wrench head 4 can be rotated, so that the wrench head can be changed. 4 angle, when the wrench head 4 is rotated to a suitable angle, then tighten the tightening nut 13. When tightening the wrench head 4, the connection block 5 and the handle 6 can be enlarged through the rubber gasket 15. Therefore, the wrench head 4 can be further fixed, which can facilitate the user to use the adjustable wrench, and can deal with some screws in special cases, and when in use, the rotating block 7 can be stuck in the circular groove. 18, and through the action between the plurality of card slots 19 on the circular groove 18 and the plurality of locking teeth 20 on the rotating block 7, the rotating block 7 and the circular groove 18 can be kept relatively fixed, and then use The user can hold the rubber sleeve 8 on the rotating handle 9, and by rotating the rotating handle 9, the adjustable wrench can be driven to rotate, thereby realizing uninterrupted rotation of the adjustable wrench, and the screws can be easily and quickly loosened or tightened. save time and energy.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. An adjustable wrench for subway electromechanical installation, comprising a wrench head (4), characterized in that: a first clamping jaw (3) is fixed on the top side of the wrench head (4), and the wrench head (4) ) is slidably connected to the other side of the top of the second jaw (1), the front surface of the wrench head (4) is provided with a square hole (11), and the inside of the square hole (11) is rotatably connected with an adjusting block ( 12), the bottom of the wrench head (4) is welded and fixed with a connecting block (5), the connecting block (5) is a U-shaped structure, and the bottom of the connecting block (5) is provided with a handle (6), The top of the handle (6) is clamped in the notch of the connecting block (5), and the top of the front surface of the handle (6) is provided with a through hole (16). The surface and the rear surface are also provided with through holes (16), the three through holes (16) correspond to each other, and the interior of the three through holes (16) are threaded with threaded rods (14), the threaded rods One end of (14) is located on one side of the connecting block (5), and the limiting block (17) is welded and pinched, and the outer surface of the threaded rod (14) is located on the other side of the connecting block (5). A fastening nut (13) is connected. 2. An adjustable wrench for subway electromechanical installation according to claim 1, characterized in that: the tightening nut (13) and the limit block (17) are both hexagonal prism structures, and the tightening The upper and lower surface areas of the nut (13) and the limiting block (17) are both larger than the upper and lower surface areas of the through hole (16). 3. An adjustable wrench for subway electromechanical installation according to claim 1, characterized in that: a rubber gasket (15) is fixed on the inner surface of the recess of the connecting block (5), and the rubber gasket is The inner surface of (15) is in close contact with the outer surface of the handle (6) located inside the recess of the connecting block (5). 4. An adjustable wrench for subway electromechanical installation according to claim 1, characterized in that: the opposite sides of the first clamping jaw (3) and the second clamping jaw (1) are fixed with anti-skid rubber pads (2) The opposite sides of the two anti-skid rubber pads (2) are provided with a plurality of anti-skid bumps, and the anti-skid rubber pads (2) are integrally formed with the plurality of the anti-skid bumps. 5. An adjustable wrench for subway electromechanical installation according to claim 1, characterized in that: the front surface of the wrench head (4) is provided with a scale, and the bottom rightmost end of the second jaw (1) is aligned with the The scale corresponds. 6. The adjustable wrench for subway electromechanical installation according to claim 1, characterized in that: a circular groove (18) is provided at the bottom of the front surface of the handle (6), and the inner surface of the circular groove (18) is provided with a circular groove (18). A plurality of clamping grooves (19) are evenly opened, and a rotating block (7) is detachably connected inside the circular groove (18), and a plurality of clamping teeth (7) are uniformly welded and fixed on the outer side wall of the rotating block (7). 20), a plurality of the locking teeth (20) are in one-to-one correspondence with a plurality of the locking grooves (19), and a connecting seat (10) is welded and fixed at the center of the front surface of the rotating block (7). The seat (10) has a concave structure, and a rotating handle (9) is rotatably connected inside the connecting seat (10), and a rubber sleeve (8) is fixed on the outer surface of the rotating handle (9).

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