CN218658732U

CN218658732U - Effectual torque wrench saves effort

Info

Publication number: CN218658732U
Application number: CN202222910974.6U
Authority: CN
Inventors: 刘丽琨; 顾德美; 陶良昌
Original assignee: Shanghai Beili Instrument Co ltd
Current assignee: Shanghai Beili Instrument Co ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-03-21
Anticipated expiration: 2032-11-02

Abstract

The utility model discloses a laborsaving effectual torque wrench relates to torque wrench technical field, including the wrench end, the left end of wrench end bonds there is the block rubber, and has seted up the wrench bayonet socket on the left of the inside of wrench end, the outside right side welding of wrench end has the wrench handle, and the front of wrench handle has seted up the spout, square sleeve pipe has been cup jointed to the outside of wrench handle, the screw is installed in square sleeve pipe's inside left side, and the rear end of screw is connected with the nut, square sleeve pipe's top and bottom all bond the rubber pad. The utility model discloses in, when unscrewing the nut, square sleeve pipe can be at the outside horizontal slip of spanner grab handle, can adjust the distance between square sleeve pipe and the spanner head, and when screwing up the nut, can be in the same place square sleeve pipe and spanner grab handle fixed connection through screw and nut, realize the effect of adjusting the spanner arm of force, through the extension effect arm of force, can play laborsaving effect.

Description

Effectual torque wrench saves effort

Technical Field

The utility model relates to a torque wrench technical field especially relates to a laborsaving effectual torque wrench.

Background

The torque wrench is a common mounting and dismounting tool, and is a hand tool for screwing a bolt, a screw, a nut and other threads to tightly hold an opening or trepanning fastener of the bolt or the nut by utilizing a lever principle.

The length of the existing torque wrench is mostly fixed, and the length is short, so that the torque wrench cannot be adjusted, the acting force arm of the torque wrench is short, and the torque wrench is not labor-saving enough to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving present torque wrench's length and all being fixed mostly to length is shorter, can't adjust, makes the effect arm of force of spanner shorter, uses the shortcoming of laborsaving inadequately, and the effectual torque wrench of laborsaving that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a torque wrench with good labor-saving effect comprises:

the wrench head, the left end of wrench head bonds there is the block rubber, and the inside left side of wrench head has seted up the spanner bayonet socket, the outside right side welding of wrench head has the wrench grab handle, and the front of wrench grab handle has seted up the spout, square sleeve pipe has been cup jointed to the outside of wrench grab handle, the screw is installed in square sheathed tube inside left side, and the rear end of screw is connected with the nut, square sheathed tube top and bottom all bond there is the rubber pad, and square sheathed tube front and back all imbed the rubber strip.

Preferably, the clamping groove is formed in the inner side of the wrench bayonet, the right end of the wrench grab handle is connected with the fixing block, and the clamping block is welded outside the fixing block.

Preferably, a sliding structure is arranged between the square sleeve and the wrench handle, and the inner wall of the square sleeve is attached to the outer wall of the wrench handle.

Preferably, a fixing structure is formed between the square sleeve and the wrench handle through a screw and a nut, and the diameter of the screw is smaller than the width of the sliding groove.

Preferably, the fixed block is square, and the side length of the fixed block is consistent with the width of the inner side of the wrench bayonet.

Preferably, the length of the clamping blocks is consistent with that of the clamping grooves, and two groups of clamping blocks are symmetrically distributed on the transverse axis of the fixing block.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, when unscrewing the nut, square sleeve pipe can be at the outside horizontal slip of spanner grab handle, can adjust the distance between square sleeve pipe and the spanner head, and when screwing up the nut, can be in the same place square sleeve pipe and spanner grab handle fixed connection through screw and nut, realize the effect of adjusting the spanner arm of force, through the extension effect arm of force, can play laborsaving effect.

2. The utility model discloses in, can insert the inside of the spanner bayonet socket of the spanner head of another spanner with the fixed block, the fixture block can play the restriction to the fixed block, avoids the fixed block to appear the phenomenon that breaks away from at the edge of spanner bayonet socket, with two sets of spanner docks together, can play the effect of the effect arm of force of extension spanner equally to reach laborsaving effect, the practicality is higher.

Drawings

FIG. 1 is a schematic view of the overall front structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the middle wrench head of the present invention;

fig. 3 is a schematic view of the connection structure of the square sleeve and the wrench handle of the present invention.

Illustration of the drawings:

1. a rubber block; 2. a wrench head; 3. a wrench grip; 4. a rubber pad; 5. a rubber strip; 6. a clamping block; 7. a fixed block; 8. a chute; 9. a square sleeve; 10. a screw; 11. a card slot; 12. a nut; 13. and (4) clamping a wrench.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, a torque wrench with good labor-saving effect comprises a wrench head 2, a rubber block 1 is bonded at the left end of the wrench head 2, and the left side of the interior of the wrench head 2 is provided with a wrench bayonet 13, the right side of the exterior of the wrench head 2 is welded with a wrench grab handle 3, the front surface of the wrench handle 3 is provided with a sliding chute 8, the exterior of the wrench handle 3 is sleeved with a square sleeve 9, a sliding structure is arranged between the square sleeve 9 and the wrench handle 3, the inner wall of the square sleeve 9 is attached to the outer wall of the wrench grip 3, the square sleeve 9 can slide left and right outside the wrench grip 3, further, the distance between the square sleeve 9 and the wrench head 2 can be adjusted, the effect of adjusting the force arm of the wrench is realized, the force-saving effect can be achieved by prolonging the acting force arm, the square sleeve 9 is attached to the outer wall of the wrench handle 3 to move, so that the moving stability is better, the square sleeve 9 is not easy to shake, the square sleeve 9 and the wrench grip 3 form a fixed structure through the screw 10 and the nut 12, and the diameter of the screw 10 is smaller than the width of the sliding groove 8, when the nut 12 is unscrewed, the square sleeve 9 can move outside the wrench grip 3, when the nut 12 is screwed, the square sleeve 9 and the wrench handle 3 can be fixedly connected together through the screw 10 and the nut 12, the diameter of the screw 10 is smaller than the width of the sliding groove 8, so that when the square sleeve 9 is moved, the screw 10 can move in the sliding groove 8, the movement interference of the square sleeve 9 is avoided, the screw 10 is arranged on the left side in the square sleeve 9, the rear end of the screw 10 is connected with a nut 12, rubber pads 4 are bonded on the top and the bottom of the square sleeve 9, and rubber strips 5 are embedded in the front and the back of the square sleeve 9;

draw-in groove 11 has been seted up to spanner bayonet 13's inboard, the right-hand member of spanner grab handle 3 is connected with fixed block 7, and the outside welding of fixed block 7 has fixture block 6, the shape of fixed block 7 is the square, and the length of side of fixed block 7 is unanimous with spanner bayonet 13's inboard width, fixed block 7 can insert the inside of spanner bayonet 13 of the spanner head 2 of another spanner, thereby can be in the same place two sets of spanner butt joints, the effect of the effect arm of force of extension spanner can be played equally, thereby reach laborsaving effect, the length of fixture block 6 is unanimous with the length of draw-in groove 11, and fixture block 6 has two sets ofly about the cross axis symmetric distribution of fixed block 7, the inside that fixture block 6 can insert draw-in groove 11 completely is ensured to length is unanimous, thereby guarantee that fixed block 7 can insert the inside of the spanner bayonet 13 of the spanner head 2 of another spanner completely, make connection fastening better.

The working principle is as follows: when loosening nut 12, square sleeve pipe 9 can be in the outside horizontal slip of spanner grab handle 3, and then can adjust the distance between square sleeve pipe 9 and the spanner head 2, when tightening nut 12, can be in the same place

square sleeve pipe

9 and 3 fixed connection of spanner grab handle through screw 10 and nut 12, realize the effect of adjusting the spanner arm of force, through the extension effect arm of force, can play laborsaving effect, can insert the inside of the spanner bayonet socket 13 of the spanner head 2 of another spanner with fixed block 7, and fixture block 6 can play the limiting displacement to fixed block 7, avoid fixed block 7 the phenomenon that breaks away from to appear in the edge of spanner bayonet socket 13, thereby can be in the same place two sets of spanner docks, can play the effect of the effect arm of force of extension spanner equally, thereby reach laborsaving effect, the practicality is higher.

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 laborsaving effectual torque wrench which characterized in that includes:

spanner head (2), the left end of spanner head (2) bonds and has block rubber (1), and spanner bayonet socket (13) have been seted up on the inside left side of spanner head (2), the outside right side welding of spanner head (2) has spanner grab handle (3), and the front of spanner grab handle (3) has seted up spout (8), square sleeve pipe (9) have been cup jointed to the outside of spanner grab handle (3), screw (10) are installed in the inside left side of square sleeve pipe (9), and the rear end of screw (10) is connected with nut (12), rubber pad (4) have all been bonded to the top and the bottom of square sleeve pipe (9), and the front and the back of square sleeve pipe (9) all are embedded into rubber strip (5).

2. The torque wrench as claimed in claim 1, wherein: draw-in groove (11) have been seted up to the inboard of spanner bayonet socket (13), the right-hand member of spanner grab handle (3) is connected with fixed block (7), and the outer weld of fixed block (7) has fixture block (6).

3. The torque wrench as claimed in claim 1, wherein: the square sleeve (9) and the wrench handle (3) are in a sliding structure, and the inner wall of the square sleeve (9) is attached to the outer wall of the wrench handle (3).

4. The torque wrench as claimed in claim 1, wherein: a fixing structure is formed between the square sleeve (9) and the wrench handle (3) through a screw (10) and a nut (12), and the diameter of the screw (10) is smaller than the width of the sliding groove (8).

5. The torque wrench as claimed in claim 2, wherein: the fixed block (7) is square, and the side length of the fixed block (7) is consistent with the width of the inner side of the wrench bayonet (13).

6. The torque wrench as claimed in claim 2, wherein: the length of the clamping blocks (6) is consistent with that of the clamping grooves (11), and two groups of the clamping blocks (6) are symmetrically distributed on the transverse axis of the fixing block (7).