CN213034492U

CN213034492U - Torque-adjustable wrench

Info

Publication number: CN213034492U
Application number: CN202021822788.1U
Authority: CN
Inventors: 苏立民
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-04-23
Anticipated expiration: 2030-08-27

Abstract

The utility model discloses a moment adjustable spanner in spanner field, including the spanner body, the card hole has all been seted up to the inside both sides of spanner body, the both sides on spanner body surface swing joint respectively have first movable block and second movable block, the equal fixedly connected with kelly in inside of first movable block and second movable block, the surface of kelly and the inner wall swing joint in card hole, the left bottom fixedly connected with dead lever of second movable block, the left end of dead lever runs through to the inside of first movable block, the bottom fixedly connected with fixed block of first movable block. The utility model discloses in, through first movable block, second movable block, card hole and kelly, can make the spanner body more firm, through dead lever, fixed block, turning block, fly leaf, loop bar and sleeve, can increase moment to the spanner body, make spanner moment adjustable, when rotating bolt or nut, use manpower sparingly, be favorable to people's use.

Description

Torque-adjustable wrench

Technical Field

The utility model relates to a spanner field specifically is a moment adjustable spanner.

Background

The wrench is a common mounting and dismounting tool, and is a hand tool for screwing bolts, screws, nuts and other screw threads to tightly hold the opening or trepanning fasteners of the bolts or the nuts by utilizing the lever principle, the wrench is usually made of structural steel made of carbon or alloy materials, the wrench is usually provided with an opening or trepanning for clamping the bolts or the nuts at one end or two ends of a handle part, and when the wrench is used, external force is applied to the handle part along the rotation direction of the screw threads, so that the bolts or the nuts can be screwed.

The existing spanner cannot increase torque, and is very inconvenient to rotate a bolt or a nut. Accordingly, one skilled in the art provides a torque adjustable wrench to solve the above problems set forth in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a moment adjustable spanner to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a torque-adjustable wrench comprises a wrench body, wherein clamping holes are formed in two sides of the interior of the wrench body, a first movable block and a second movable block are movably connected to two sides of the surface of the wrench body respectively, clamping rods are fixedly connected to the interiors of the first movable block and the second movable block, the surface of each clamping rod is movably connected with the inner wall of each clamping hole, a fixed rod is fixedly connected to the bottom of the left side of the second movable block, the left end of the fixed rod penetrates into the interior of the first movable block, a fixed block is fixedly connected to the bottom of the first movable block, a rotating block is movably connected to the interior of the fixed block through a pin shaft, a movable plate is movably connected to the interior of the second movable block through a pin shaft, the bottom of the movable plate penetrates to the exterior of the second movable block, the interior of the rotating block is movably connected with the surface of the movable plate through a pin shaft, and a sleeve rod is fixedly connected to the exterior of the second movable, the surface swing joint of loop bar has the sleeve, telescopic right side fixedly connected with connecting rod, the surface swing joint of connecting rod has the handle, the front of handle is equipped with the moment display.

As a further aspect of the present invention: the top swing joint of connecting rod has fixing bolt, fixing bolt's top runs through to the outside of handle.

As a further aspect of the present invention: the handle comprises a rod body and a handheld portion, and anti-skidding lines are arranged on the surface of the handheld portion.

As a further aspect of the present invention: the loop bar is quadrangle, the inside of sleeve is seted up with the recess of loop bar looks adaptation.

As a further aspect of the present invention: the left end fixedly connected with dog of dead lever, the surface of dog and the inner wall swing joint of first movable block.

As a further aspect of the present invention: the surfaces of the first movable block and the second movable block are provided with arc surfaces, and the arc surfaces are matched with the wrench body.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through first movable block, second movable block, card hole and kelly, can make the spanner body more firm, through dead lever, fixed block, turning block, fly leaf, loop bar and sleeve, can increase moment to the spanner body, make spanner moment adjustable, when rotating bolt or nut, use manpower sparingly, be favorable to people's use.

2. The utility model discloses in, through fixing bolt, be convenient for carry out the dismouting to the connecting rod, through the body of rod and handheld portion, it is more stable to make the user handheld, through the quadrangle loop bar, makes the sleeve be convenient for exert force to the loop bar, through the dog, makes the dead lever remove more stably in first movable block, through the arc surface, is convenient for fix the spanner body.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the first movable block of the present invention;

fig. 3 is a schematic view of the structural wrench body of the present invention.

In the figure: 1. a wrench body; 2. a clamping hole; 3. a first movable block; 4. a second movable block; 5. a clamping rod; 6. fixing the rod; 7. a stopper; 8. a fixed block; 9. rotating the block; 10. a movable plate; 11. a loop bar; 12. a sleeve; 13. a connecting rod; 14. a handle; 141. a rod body; 142. a hand-held portion; 15. a torque display; 16. fixing the bolt; 17. a circular arc surface.

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.

Referring to fig. 1 to 3, in an embodiment of the present invention, a torque adjustable wrench includes a wrench body 1, wherein both sides of the interior of the wrench body 1 are respectively provided with a fastening hole 2, both sides of the surface of the wrench body 1 are respectively movably connected with a first movable block 3 and a second movable block 4, both interiors of the first movable block 3 and the second movable block 4 are respectively fixedly connected with a fastening rod 5, the surface of the fastening rod 5 is movably connected with the inner wall of the fastening hole 2, the left bottom of the second movable block 4 is fixedly connected with a fastening rod 6, the left end of the fastening rod 6 penetrates into the interior of the first movable block 3, the bottom of the first movable block 3 is fixedly connected with a fastening block 8, the interior of the fastening block 8 is movably connected with a rotating block 9 through a pin shaft, the interior of the second movable block 4 is movably connected with a movable plate 10 through a pin shaft, the bottom of the movable plate 10 penetrates into the exterior of the second movable block 4, the interior of the rotating, the right side of the movable plate 10 penetrates through the outer part of the second movable block 4 to be fixedly connected with a loop bar 11, the surface of the loop bar 11 is movably connected with a sleeve 12, the right side of the sleeve 12 is fixedly connected with a connecting rod 13, the surface of the connecting rod 13 is movably connected with a handle 14, and the front of the handle 14 is provided with a moment display 15.

Through first movable block 3, second movable block 4, card hole 2 and kelly 5, can make spanner body 1 more firm, through dead lever 6, fixed block 8, turning block 9, fly leaf 10, loop bar 11 and sleeve 12, can increase moment to spanner body 1, make spanner moment adjustable, when rotating bolt or nut, use manpower sparingly, be favorable to people's use.

In this embodiment, the top of the connecting rod 13 is movably connected with a fixing bolt 16, the top end of the fixing bolt 16 penetrates through the outside of the handle 14, and the connecting rod 13 is conveniently dismounted through the fixing bolt 16.

In this embodiment, the handle 14 includes a rod 141 and a handle 142, and the surface of the handle 142 is provided with anti-slip patterns, so that the user can hold the handle more stably through the rod 141 and the handle 142.

In this embodiment, the loop bar 11 is a quadrilateral, the sleeve 12 is provided with a groove inside to match with the loop bar 11, and the sleeve 12 is convenient to apply force to the loop bar 11 through the quadrilateral loop bar 11.

In this embodiment, the left end fixedly connected with dog 7 of dead lever 6, the surface of dog 7 and the inner wall swing joint of first movable block 3, through dog 7, make dead lever 6 remove more stably in first movable block 3.

In this embodiment, the surface of first movable block 3 and second movable block 4 all is provided with arc surface 17, and arc surface 17 and spanner body 1 looks adaptation are convenient for fix spanner body 1 through arc surface 17.

The utility model discloses a theory of operation is: insert the kelly 5 on the first movable block 3 in calorie hole 2, rotate loop bar 11, loop bar 11 drives fly leaf 10 and rotates, fly leaf 10 drives the turning block 9 and rotates, the turning block 9 drives the removal of second movable block 4, make the kelly 5 on the second movable block 4 get into in calorie hole 2, accomplish the fixed of spanner body 1, then overlap sleeve 12 on loop bar 11, exert force to spanner body 1 through connecting rod 13 and handle 14, show moment through moment display 15.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a moment adjustable spanner, includes spanner body (1), its characterized in that: the wrench comprises a wrench body (1), wherein clamping holes (2) are respectively formed in two sides of the interior of the wrench body (1), a first movable block (3) and a second movable block (4) are respectively movably connected to two sides of the surface of the wrench body (1), a clamping rod (5) is fixedly connected to the interior of each of the first movable block (3) and the second movable block (4), the surface of the clamping rod (5) is movably connected with the inner wall of each clamping hole (2), a fixed rod (6) is fixedly connected to the left bottom of each second movable block (4), the left end of each fixed rod (6) penetrates through the interior of each first movable block (3), a fixed block (8) is fixedly connected to the bottom of each first movable block (3), a rotating block (9) is movably connected to the interior of each fixed block (8) through a pin shaft, a movable plate (10) is movably connected to the interior of each second movable block (4), and the bottom of each movable plate (10) penetrates through the exterior of each second movable block (4, the inside of turning block (9) is through the surperficial swing joint of round pin axle with fly leaf (10), the outside fixedly connected with loop bar (11) to second movable block (4) are run through on the right side of fly leaf (10), the surperficial swing joint of loop bar (11) has sleeve (12), the right side fixedly connected with connecting rod (13) of sleeve (12), the surperficial swing joint of connecting rod (13) has handle (14), the front of handle (14) is equipped with moment display (15).

2. A torque adjustable wrench as claimed in claim 1, in which: the top of the connecting rod (13) is movably connected with a fixing bolt (16), and the top end of the fixing bolt (16) penetrates through the outside of the handle (14).

3. A torque adjustable wrench as claimed in claim 1, in which: the handle (14) comprises a rod body (141) and a handheld portion (142), and anti-skid grains are arranged on the surface of the handheld portion (142).

4. A torque adjustable wrench as claimed in claim 1, in which: the loop bar (11) is quadrilateral, and a groove matched with the loop bar (11) is formed in the sleeve (12).

5. A torque adjustable wrench as claimed in claim 1, in which: the left end fixedly connected with dog (7) of dead lever (6), the surface of dog (7) and the inner wall swing joint of first movable block (3).

6. A torque adjustable wrench as claimed in claim 1, in which: the surface of the first movable block (3) and the surface of the second movable block (4) are both provided with arc surfaces (17), and the arc surfaces (17) are matched with the wrench body (1).