CN210173424U

CN210173424U - Adjustable spanner

Info

Publication number: CN210173424U
Application number: CN201920692065.5U
Authority: CN
Inventors: Qi Li; 李琦; Yubiao Shao; 邵玉彪
Original assignee: Fuyang Science And Technology Engineering School
Current assignee: Fuyang Science And Technology Engineering School
Priority date: 2019-05-15
Filing date: 2019-05-15
Publication date: 2020-03-24
Anticipated expiration: 2029-05-15

Abstract

The utility model belongs to the technical field of mechanical auxiliary tools, in particular to an adjustable wrench, which comprises a chuck and a handle, wherein the handle is of a cylindrical structure, one side of the handle close to the chuck is provided with a placing groove, a threaded rod is arranged in the placing groove, one end of the threaded rod far away from the chuck is rotationally connected with the placing groove through a fixed bearing, the outer side of the threaded rod is sleeved with a movable block, one side of the movable block close to the chuck is fixedly provided with an adjusting sleeve, the threaded rod is positioned in the adjusting sleeve, one end of the adjusting sleeve far away from the movable block is fixedly provided with a connecting plate, one side of the connecting plate far away from the adjusting sleeve is fixedly provided with a connecting block, the outer side of the connecting block is provided with an external thread, one side of the chuck close to the connecting block is provided with, the use is convenient, and the burden of operators is reduced.

Description

Adjustable spanner

Technical Field

The utility model belongs to the technical field of mechanical appurtenance, concretely relates to adjustable spanner.

Background

A wrench is a tool commonly used in machining for installation or removal, and when the wrench works, a bolt, a screw, a nut and other threaded fasteners are screwed by using a lever principle. Wrenches typically include a chuck for gripping a fastener to be twisted and a handle for applying force to the chuck.

The existing wrench is simple in structure and single in function, an operator needs to carry a whole set of wrench with different sizes and lengths when using the wrench, the wrench is inconvenient to use, and burden is increased for the operator.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable spanner has overcome the not enough of prior art, only needs to use a handle, can adjust length and can change the chuck of equidimension not, facilitates the use, has reduced operating personnel's burden.

In order to solve the above problems, the utility model adopts the following technical proposal:

an adjustable wrench comprises a chuck and a handle, wherein the handle is of a cylindrical structure, a placing groove is formed in one side, close to the chuck, of the handle, a threaded rod is arranged in the placing groove, one end, far away from the chuck, of the threaded rod is rotatably connected with the placing groove through a fixed bearing, a moving block is sleeved on the outer side of the threaded rod, an adjusting sleeve is fixedly arranged on one side, close to the chuck, of the moving block, the threaded rod is located in the adjusting sleeve, a connecting plate is fixedly arranged at one end, far away from the moving block, of the adjusting sleeve, a connecting block is fixedly arranged on one side, far away from the adjusting sleeve, of the connecting plate, external threads are arranged on the outer side of the connecting block, a spiral sleeve is arranged on one side, close; the handle is kept away from the one end of chuck and has been seted up the adjustment tank, the adjustment tank runs through the handle, be provided with adjusting nut in the adjustment tank, the threaded rod runs through adjusting nut, and with adjusting nut fixed connection.

Further, the handle outside cover is equipped with the rubber sleeve, the rubber sleeve closely laminates with the handle lateral wall, the outside of rubber sleeve is provided with spiral helicine protrusion strip.

Furthermore, a fastening knob is arranged on the outer side wall of one end, close to the connecting plate, of the handle, the fastening knob penetrates through the outer side wall of the handle and is in contact with the outer side wall of the adjusting sleeve.

Furthermore, adjusting nut's both sides are provided with the stopper, and are two sets of the opening has been seted up to the one side that the stopper is close to each other, adjusting nut is located the opening, the stopper sets firmly on the inside wall of standing groove.

Furthermore, the outside swing joint of thread bush has a plurality of locating parts, the locating part sets firmly on adjusting sleeve's inside wall.

Further, the cross section of the connecting block is of a circular structure, and the diameter of the connecting block is the same as that of the handle.

Furthermore, a sliding groove is formed in the inner wall of the placing groove, sliding blocks matched with the sliding groove are fixedly arranged at two ends of the moving block, and the sliding blocks are connected with the sliding groove in a sliding mode.

Compared with the prior art, the utility model, following beneficial effect has:

the adjustable wrench has the advantages that the chuck, the spiral sleeve, the connecting plate and the connecting block are arranged, so that the chuck can be quickly and conveniently replaced, and the requirements of a user are met; through setting up, handle, standing groove, fastening knob, slider, spout, stopper, threaded rod, adjusting nut, movable block, locating part, adjusting sleeve and adjustment tank, adjust the length of whole spanner, reach the purpose of increase moment.

The utility model discloses only need use a handle, can adjust length and can change the chuck of equidimension not, facilitate the use, reduced operating personnel's burden, reduced use cost, economic environmental protection.

Drawings

Fig. 1 is a schematic structural diagram of an adjustable wrench.

FIG. 2 is a front view of an adjustable wrench.

In the figure: 1-a chuck; 2-a handle; 3-a spiral sleeve; 4-fastening the knob; 5-a chute; 6-a slide block; 7-a limiting block; 8-a threaded rod; 9-adjusting the nut; 10-placing a groove; 11-a moving block; 12-a rubber sleeve; 13-a stop; 14-an adjustment sleeve; 15-a connecting plate; 16-connecting blocks; 17-a projecting strip; 18-adjustment groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that 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.

As shown in the figures, the utility model discloses an adjustable wrench, including chuck 1 and handle 2, handle 2 is the cylindric structure, one side that handle 2 is close to chuck 1 has seted up standing groove 10, be provided with threaded rod 8 in standing groove 10, threaded rod 8 keeps away from chuck 1 one end is connected with standing groove 10 through fixed bearing rotation, the outside cover of threaded rod 8 is equipped with movable block 11, one side that movable block 11 is close to chuck 1 has set firmly adjusting sleeve 14, threaded rod 8 is located adjusting sleeve 14, one end that adjusting sleeve 14 is far away from movable block 11 has set firmly connecting plate 15, one side that connecting plate 15 keeps away from adjusting sleeve 14 has set firmly connecting block 16, the connecting block 16 outside is provided with the external screw thread, one side that chuck 1 is close to connecting block 16 is provided with spiral sleeve 3, be provided with the internal thread that matches with connecting block 16 on the inside wall of spiral sleeve 3; an adjusting groove 18 is formed in one end, far away from the chuck 1, of the handle 2, the adjusting groove 18 penetrates through the handle 2, an adjusting nut 9 is arranged in the adjusting groove 18, and the threaded rod 8 penetrates through the adjusting nut 9 and is fixedly connected with the adjusting nut 9.

The outer side of the handle 2 is sleeved with a rubber sleeve 12, the rubber sleeve 12 is tightly attached to the outer side wall of the handle 2, and a spiral protruding strip 17 is arranged on the outer side of the rubber sleeve 12; a fastening knob 4 is arranged on the outer side wall of one end of the handle 2 close to the connecting plate 15, and the fastening knob 4 penetrates through the outer side wall of the handle 2 and is in contact with the outer side wall of the adjusting sleeve 14; limiting blocks 7 are arranged on two sides of the adjusting nut 9, openings are formed in the sides, close to each other, of the two groups of limiting blocks 7, the adjusting nut 9 is located in the openings, and the limiting blocks 7 are fixedly arranged on the inner side wall of the placing groove 10; the outer side of the threaded sleeve is movably connected with a plurality of limiting pieces 13, and the limiting pieces 13 are fixedly arranged on the inner side wall of the adjusting sleeve 14; the cross section of the connecting block 16 is of a circular structure, and the diameter of the connecting block 16 is the same as that of the handle 2; the inner wall of the placing groove 10 is provided with a sliding groove 5, two ends of the moving block 11 are fixedly provided with sliding blocks 6 matched with the sliding groove 5, and the sliding blocks 6 are connected with the sliding groove 5 in a sliding mode.

To sum up, an adjustable spanner, during the use, the user only needs to carry the chuck 1 of a handle 2 and a plurality of model, twist the suitable chuck 1 of bolt size selection of changeing as required, it makes spiral sleeve 3 and connecting block 16 firm to rotate chuck 1, then wrench movement fastening knob 4, it rotates to rotate adjusting nut 9 again and drive threaded rod 8, make movable block 11 make adjusting sleeve 14 stretch out standing groove 10 towards the direction motion of keeping away from adjusting nut 9, adjust to the length of needs after, it makes adjusting sleeve 14's positional stability to twist fastening knob 4 again, then twist the bolt.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an adjustable spanner, includes chuck (1) and handle (2), handle (2) are cylindric structure, its characterized in that: a placing groove (10) is formed in one side, close to the chuck (1), of the handle (2), a threaded rod (8) is arranged in the placing groove (10), one end, far away from the chuck (1), of the threaded rod (8) is rotatably connected with the placing groove (10) through a fixed bearing, a moving block (11) is sleeved on the outer side of the threaded rod (8), an adjusting sleeve (14) is fixedly arranged on one side, close to the chuck (1), of the moving block (11), the threaded rod (8) is located in the adjusting sleeve (14), a connecting plate (15) is fixedly arranged at one end, far away from the moving block (11), of the adjusting sleeve (14), a connecting block (16) is fixedly arranged on one side, far away from the adjusting sleeve (14), of the connecting plate (15), an external thread is arranged on the outer side of the connecting block (16), a spiral sleeve (3, the inner side wall of the spiral sleeve (3) is provided with an internal thread matched with the connecting block (16), and the spiral sleeve (3) is in threaded connection with the connecting block (16); the adjusting device is characterized in that an adjusting groove (18) is formed in one end, far away from the chuck (1), of the handle (2), the adjusting groove (18) penetrates through the handle (2), an adjusting nut (9) is arranged in the adjusting groove (18), and the threaded rod (8) penetrates through the adjusting nut (9) and is fixedly connected with the adjusting nut (9).

2. The adjustable wrench of claim 1, wherein: handle (2) outside cover is equipped with rubber sleeve (12), rubber sleeve (12) and handle (2) lateral wall closely laminate, the outside of rubber sleeve (12) is provided with spiral helicine protrusion strip (17).

3. The adjustable wrench of claim 1, wherein: the handle (2) is provided with fastening knob (4) on being close to the one end lateral wall of connecting plate (15), fastening knob (4) run through the lateral wall of handle (2), and with the lateral wall contact of adjusting sleeve (14).

4. The adjustable wrench of claim 1, wherein: the two sides of the adjusting nut (9) are provided with limiting blocks (7), two sets of limiting blocks (7) are arranged on one sides close to each other, an opening is formed in the side where the adjusting nut (9) is located, and the limiting blocks (7) are fixedly arranged on the inner side wall of the placing groove (10).

5. The adjustable wrench of claim 1, wherein: the outside swing joint of threaded rod has a plurality of locating parts (13), locating part (13) set firmly on the inside wall of adjusting sleeve (14).

6. The adjustable wrench of claim 1, wherein: the cross section of the connecting block (16) is of a circular structure, and the diameter of the connecting block (16) is the same as that of the handle (2).

7. The adjustable wrench of claim 1, wherein: the inner wall of the placing groove (10) is provided with a sliding groove (5), two ends of the moving block (11) are fixedly provided with sliding blocks (6) matched with the sliding groove (5), and the sliding blocks (6) are connected with the sliding groove (5) in a sliding mode.