CN221232446U - Spanner with adjustable handle - Google Patents

Abstract

The utility model relates to the technical field of tool wrenches, in particular to a wrench with an adjustable handle, which comprises a movable wrench head, wherein a first handle is arranged at the rear side of the movable wrench head, a rotating block is fixedly connected to the rear surface of the first handle, a second handle is arranged at the rear side of the rotating block, and a rotating groove is formed in the surface of one side, close to the rotating block, of the second handle. According to the utility model, by arranging the movable spanner head, the rotating block, the cavity and the fixing mechanism, when a maintainer works by using the spanner, the angle of the movable spanner head can be adjusted, the pressing block is loosened after the angle is adjusted, and the tooth block finishes fixing the movable spanner head under the action of the reset spring.

Description

Spanner with adjustable handle

Technical Field

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

Background

The wrench is a common installation and disassembly tool, and is a manual tool for screwing bolts, screws, nuts and other threads to tightly clamp openings or trepanning fasteners of the bolts or the nuts by utilizing a lever principle, the wrench is usually made of carbon or alloy structural steel, and the wrench is usually provided with openings or trepanning clamping the bolts or the nuts at one end or two ends of a handle part, and when in use, external force is applied to the handle part along the rotation direction of the threads, so that the bolts or the nuts can be screwed.

The applicant has disclosed "a telescopic spanner of adjustable length" through retrieving, its disclosure (bulletin) number is "CN217317780U" China utility model, mainly through the right side cover on handle surface is equipped with the antiskid cover, spanner head's inside is provided with stop gear, stop gear is including seting up the spout in spanner head inside, the internal surface sliding connection of spout has movable rod, push down the button and promote the button after adjusting spanner size, make the gag lever post enter into the recess of spacing round, thereby restrict the rotation of main dwang, make spanner size change need repeated adjustment when avoiding the mistake touch adjustment piece problem, the convenience and the reliability when providing the spanner, but current straight spanner is long in arm length, the torsion of effect is direct, but the space that needs when carrying out the during operation is great, can not twist to screw thread or bolt in the space scope, and another kind of socket spanner can work in narrow and small scope, it need upwards extend a distance after applys rotatory torsion, effective effect torsion is little, consequently, make maintenance personnel carry when carrying during the work, and carry too much tool that is difficult to use, and the reserve tool is easy to lose.

Disclosure of utility model

Therefore, the present utility model provides a wrench with adjustable handle to solve the problems that the existing straight wrench has a long arm length and a direct torque force, but requires a large space when working, and can not twist threads or bolts in a narrow space range, while another socket wrench can work in a narrow range, but needs to extend upwards for a certain distance and then apply a rotating torque force, and the effective torque force is small, so that maintenance personnel need to carry a lot of tools for standby when working, the carrying is inconvenient, too many tools are easy to lose, and the use is inconvenient.

Based on the above object, the utility model provides an adjustable spanner with a handle, which comprises a movable spanner head, wherein a first handle is arranged at the rear side of the movable spanner head, a rotating block is fixedly connected to the rear surface of the first handle, a second handle is arranged at the rear side of the rotating block, a rotating groove is formed in the surface of one side, close to the rotating block, of the second handle, the left side and the right side of the rotating block are respectively connected with the left side and the right side of the inner wall of the rotating groove in a rotating way, a cavity is formed in the left side of the inner part of the second handle, a sliding groove is formed in the surface of one side, close to the movable spanner head, of the first handle, a fixing mechanism is arranged in the cavity and used for fixing the rotating block, and an adjusting mechanism is arranged in the sliding groove and used for adjusting the length of the first handle.

Preferably, the fixed establishment includes the slope piece, the bottom surface of slope piece and the lower side sliding connection of cavity inner wall, tooth's socket has been seted up on the right side of rotation groove inner wall, the inclined plane sliding connection of slope piece has the push pedal, the right surface rotation of slope piece is connected with the dwang, the right side fixedly connected with three reset spring of tooth's socket inner wall, three reset spring's the other end fixedly connected with tooth piece jointly, one side surface and the right side joint of dwang that reset spring was kept away from to the tooth piece, the right-hand member of dwang runs through the right side of cavity inner wall and extends to the tooth and keep away from reset spring's one side surface, the right-hand member of dwang is connected with the left side surface rotation of tooth piece, the upside of push pedal is equipped with presses the briquetting, press the bottom surface of briquetting runs through the top surface of second handle and extends to the top surface of push pedal, press the bottom surface and the top surface fixed connection of briquetting.

Preferably, the adjusting mechanism comprises a telescopic plate, the surface of the telescopic plate is in sliding connection with the inner wall of the sliding groove, four thread grooves are formed in the left side surface of the telescopic plate, and bolts are arranged in front of the left side surface of the first handle.

Preferably, the rear side surface of the movable spanner head is fixedly connected with the front side surface of the expansion plate, and the outer diameter of the bolt is matched with the inner diameter of the thread groove.

Preferably, the lever wall of the rotating lever is slidably connected to the inside of the rotating block.

Preferably, three return springs are equidistantly distributed on the left side of the inner wall of the tooth socket.

Preferably, the front and rear side surfaces of the inclined block are respectively closely attached to the front and rear sides of the inner wall of the cavity.

The utility model has the beneficial effects that:

1. According to the utility model, the movable spanner head, the first handle, the second handle, the rotating block, the rotating groove, the cavity and the fixing mechanism are arranged, when a maintainer works by using the spanner, the tooth block can be moved into the tooth groove through the action of the pressing block, then the angle of the movable spanner head is adjusted, the pressing block is loosened after the angle is adjusted, the tooth block is clamped with the rotating block again under the action of the reset spring, the movable spanner head is fixed, the movable spanner head is effectively prevented from rotating when the movable spanner head is used, and compared with the prior art, the movable spanner head is driven to rotate by the rotating block and is fixed by the fixing mechanism, so that bolts with different working space sizes can be screwed, the maintainer does not need to carry additional tools for standby when working, and the cost required for carrying tools is saved.

2. According to the utility model, the first handle, the sliding groove and the adjusting mechanism are arranged, and after the wrench rotates by a good angle, if the wrench has extra space, the arm of force of the movable wrench head can be lengthened through the adjusting mechanism, so that the effective torque of the wrench is increased, the physical strength of maintenance personnel is saved, and the working efficiency is improved.

Drawings

In order to more clearly illustrate the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only of the utility model and that other drawings can be obtained from them without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a left-hand perspective structure of an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of a fixing mechanism according to an embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional view of a second handle according to an embodiment of the present utility model;

FIG. 4 is a schematic cross-sectional view of an adjusting mechanism according to an embodiment of the present utility model;

FIG. 5 is an enlarged schematic view of the portion A in FIG. 3 according to an embodiment of the present utility model;

FIG. 6 is an enlarged schematic view of the portion B in FIG. 4 according to the embodiment of the present utility model;

marked in the figure as:

1. A movable spanner head; 2. a first handle; 3. a second handle; 4. a rotating block; 5. a rotating groove; 6. a cavity; 7. a tilting block; 8. a push plate; 9. a rotating lever; 10. tooth slots; 11. tooth blocks; 12. a return spring; 13. pressing the blocks; 14. a sliding groove; 15. a telescoping plate; 16. a thread groove; 17. and (5) a bolt.

Detailed Description

The present utility model will be further described in detail with reference to specific embodiments in order to make the objects, technical solutions and advantages of the present utility model more apparent.

It is to be noted that unless otherwise defined, technical or scientific terms used herein should be taken in a general sense as understood by one of ordinary skill in the art to which the present utility model belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

As shown in fig. 1 to 6, a handle adjustable wrench comprises a movable wrench head 1, wherein the movable wrench head 1 is in the prior art, the opening width of the movable wrench head 1 can be adjusted within a certain range, the movable wrench head is a tool for fastening and loosening nuts with different specifications, hereinafter, the rear side of the movable wrench head 1 is provided with a first handle 2, the rear surface of the first handle 2 is fixedly connected with a rotating block 4, the rear side of the rotating block 4 is provided with a second handle 3, different functions are performed on the wrench by arranging a plurality of handles, the application range of the wrench is increased, one side surface of the second handle 3 close to the rotating block 4 is provided with a rotating groove 5, the left side surface and the right side surface of the rotating block 4 are respectively connected with the left side and the right side of the inner wall of the rotating groove 5 in a rotating way, the rotating block 4 is prevented from swinging left and right in the inner wall of the rotating groove 5, so that the stability of the wrench is reduced, the left side inside the second handle 3 is provided with a cavity 6, the first handle 2 is provided with a sliding groove 14 near one side surface of the movable spanner head 1, a fixing mechanism is arranged in the cavity 6 and used for fixing the rotating block 4, an adjusting mechanism is arranged in the sliding groove 14 and used for adjusting the length of the first handle 2, when a maintainer works by using the spanner, the movable spanner head 1, the first handle 2, the second handle 3, the rotating block 4, the rotating groove 5, the cavity 6 and the fixing mechanism can enable the tooth block 11 to move into the tooth groove 10 by acting on the pressing block 13 and then adjust the angle of the movable spanner head 1, the pressing block 13 is loosened after the angle is adjusted, the tooth block 11 is clamped with the rotating block 4 again under the action of the reset spring 12 to finish the fixing of the movable spanner head 1 and effectively prevent the movable spanner head 1 from rotating during use, compared with the prior art, the spanner can drive the movable spanner head 1 to rotate through the rotating block 4 and fix the movable spanner head through the fixing mechanism, so that nuts with different working space sizes can be screwed, maintenance personnel do not need to carry extra tools for standby when working, and the cost for carrying tools is saved.

As shown in fig. 3-6, fixed establishment includes tilting block 7, tilting block 7's bottom surface and the downside sliding connection of cavity 6 inner wall, tooth's socket 10 has been seted up on the right side of tilting block 7's inclined plane sliding connection has push pedal 8, guarantee push pedal 8 is to tilting block 7's effort, the promotion mechanism stability, tilting block 7's right side surface rotates and is connected with dwang 9, avoid dwang 9 to take place the motion interference with tilting block 7 when rotating, three reset spring 12 of right side fixedly connected with of tooth's socket 10 inner wall, the common fixedly connected with tooth piece 11 of the other end of three reset spring 12, tooth piece 11 is the movable block that has the tooth on the rim, because tooth on tooth piece 11 is comparatively intensive for movable spanner head 1 has more angle adjustable, tooth piece 11 is kept away from reset spring 12's one side surface and the right side joint of dwang 4, the right-hand member of dwang 9 runs through cavity 6 inner wall's right side and extends to tooth piece 11 and keep away from reset spring 12's one side surface, the right-hand member 9's right-hand member and rotates with tooth piece 11's left side surface to be connected, tooth piece 11 is rotated to cause the movable block 11, tooth piece 11 is pressed down on the side surface, the movable block 11 is fixed by the side is fixed to the side 13 is pressed to the push pedal 8, the top surface 13 is pressed down by the fixed pressing piece is convenient for setting up the top surface 13 and is pressed by the top surface 13, the people's top surface 13 and is fixed to be pressed by the pressure 13.

As shown in fig. 2, adjustment mechanism includes expansion plate 15, the surface of expansion plate 15 and the inner wall sliding connection of sliding tray 14, avoid expansion plate 15 to drop when outwards sliding, ensure the stability of part junction, four screw grooves 16 have been seted up on the left side surface of expansion plate 15, the place ahead on the left side surface of first handle 2 is equipped with bolt 17, through setting up first handle 2, sliding tray 14 and adjustment mechanism, after the spanner rotates the angle, if still have the unnecessary space, then can make the arm of force extension of movable spanner head 1 through adjustment mechanism, thereby increase the effective torsion of spanner, the maintenance personal physical power has been saved, work efficiency has been improved.

As shown in fig. 1, fig. 2, fig. 5 and fig. 6, the rear side surface of the movable spanner head 1 is fixedly connected with the front side surface of the expansion plate 15, so that larger effective torque force is conveniently provided for the movable spanner head 1, the outer diameter of the bolt 17 is matched with the inner diameter of the thread groove 16, the bolt 17 is convenient to screw to fix the expansion plate 15, the rod wall of the rotating rod 9 is in sliding connection with the inside of the rotating block 4, three return springs 12 are distributed on the left side of the inner wall of the tooth slot 10 at equal intervals, the situation that the tooth block 11 is blocked due to uneven stress of the tooth block 11 when the return springs 12 act on the tooth block 11 is avoided, the front side surface and the rear side surface of the inclined block 7 are respectively tightly attached to the front side and the rear side of the inner wall of the cavity 6, the inclined block 7 is prevented from shaking or shifting when the push plate 8 pushes the inclined block 7, the stability of the inside of the lifting mechanism is avoided, and the service life of the spanner is ensured.

The working principle of the utility model is as follows: when a maintainer uses the utility model, the angle of the movable spanner head 1 is adjusted according to the size of a space needing to work, the push plate 8 extrudes the inclined block 7 by acting on the pressing block 13, so that the push plate 8 moves rightwards, the rotating rod 9 drives the tooth block 11 to move towards the inner wall of the tooth slot 10, the reset spring 12 is extruded, when the tooth block 11 leaves the right side surface of the rotating block 4, the maintainer can adjust the angle of the movable spanner head 1, after the angle adjustment is finished, the pressing block 13 is loosened, the tooth block 11 is clamped with the rotating block 4 again under the acting force of the reset spring 12, and meanwhile, the inclined block 7, the push plate 8 and the pressing block 13 return to the initial position under the acting of the rotating rod 9;

If the working space is sufficient, the length of the first handle 2 can be adjusted through the adjusting mechanism, the effective torque force of the wrench is increased, the bolt 17 is loosened, the fixing of the telescopic plate 15 is canceled by the bolt 17, the telescopic plate 15 is pulled outwards according to actual requirements, and finally the bolt 17 is screwed back to the new thread groove 16.

Those of ordinary skill in the art will appreciate that: the discussion of any of the embodiments above is merely exemplary and is not intended to suggest that the scope of the utility model (including the claims) is limited to these examples; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the utility model, the steps may be implemented in any order and there are many other variations of the different aspects of the utility model as described above, which are not provided in detail for the sake of brevity.

The present utility model is intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, improvement, etc. of the present utility model should be included in the scope of the present utility model.

Claims (7)

1. The utility model provides a handle adjustable spanner, includes movable spanner head (1), its characterized in that: the utility model discloses a movable spanner head, including movable spanner head (1), sliding tray (14) are offered on the rear surface fixedly connected with rotating block (4) of the rear surface of first handle (2), the rear side of rotating block (4) is equipped with second handle (3), rotating groove (5) have been offered on one side surface that second handle (3) are close to rotating block (4), the left and right sides surface of rotating block (4) is connected with the left and right sides rotation of rotating groove (5) inner wall respectively, cavity (6) have been offered on the left side of second handle (3) inside, sliding tray (14) have been offered on one side surface that first handle (2) are close to movable spanner head (1), the inside of cavity (6) is equipped with fixed establishment, fixed establishment is used for fixing rotating block (4), inside adjustment mechanism that is equipped with of sliding tray (14), adjustment mechanism is used for adjusting the length of first handle (2).

2. The handle adjustable spanner according to claim 1, characterized in that the fixed establishment includes tilting block (7), the bottom surface of tilting block (7) and the downside sliding connection of cavity (6) inner wall, tooth's socket (10) have been seted up on the right side of tilting block (7) inner wall, tilting block (7) inclined plane sliding connection has push pedal (8), tilting block (7) right side surface rotation is connected with dwang (9), the right side fixedly connected with of tooth's socket (10) inner wall three reset spring (12), the other end of three reset spring (12) is fixedly connected with tooth's block (11) jointly, one side surface and the right side joint of rotating block (4) of reset spring (12) are kept away from to tooth's block (11), the right-hand side that the right-hand member of dwang (9) runs through the right side of cavity (6) inner wall and extends to tooth's block (11) one side surface of keeping away from reset spring (12), the right-hand member of dwang (9) is connected with the left side surface rotation of tooth's block (11), the top surface that the push pedal (8) is equipped with push pedal (13) and the top surface (13) is kept away from to push pedal (8), top surface (13) are connected to push pedal (13).

3. The handle adjustable spanner according to claim 1, wherein the adjusting mechanism comprises a telescopic plate (15), the surface of the telescopic plate (15) is slidably connected with the inner wall of the sliding groove (14), four thread grooves (16) are formed in the left side surface of the telescopic plate (15), and bolts (17) are arranged in front of the left side surface of the first handle (2).

4. A handle adjustable spanner according to claim 3, wherein the rear surface of the movable spanner head (1) is fixedly connected with the front surface of the expansion plate (15), and the outer diameter of the bolt (17) is matched with the inner diameter of the thread groove (16).

5. A handle adjustable spanner according to claim 2, characterized in that the lever wall of the turning lever (9) is slidingly connected with the inside of the turning block (4).

6. A handle adjustable spanner according to claim 2, characterized in that three of said return springs (12) are equally spaced on the left side of the inner wall of the socket (10).

7. A handle adjustable spanner according to claim 2, wherein the front and rear side surfaces of the inclined block (7) are closely fitted to the front and rear sides of the inner wall of the cavity (6), respectively.