CN111975699B - Telescopic and deformable wrench - Google Patents

Abstract

The invention provides a retractable and deformable wrench, comprising a lever and a driving rod. One end of the lever is provided with a head seat, and the end face of the head seat is concavely provided with a slot and a dodging groove. One side is connected to the slot and the other side is connected to the outer periphery of the head seat. The slot is opposite to the closed inner wall surface of the dodging slot. The head seat is inserted with two shaft parts, and the two shaft parts are located opposite to the slot On both sides of the drive rod, the driving rod includes a connecting end and a driving end opposite to the connecting end. Two long grooves are arranged between the two ends of the driving rod, and the two long grooves are respectively arranged on the opposite sides of the driving rod. The connecting end Set in the slot, the two shafts are inserted into the two long slots, and the wrench can provide a straight drive or a vertical drive through the above structure.

Description

Retractable and deformable wrenches

technical field

The present invention mainly relates to a wrench, especially a retractable and deformable wrench.

Background technique

Please refer to Taiwan Patent No. M431082 "Tire Repair Tool", which discloses a tire repair tool, which consists of a lever and a socket; the lever is solid, and its first end is recessed with a A receiving groove, in which there is another shaft perpendicular to the central axis of the lever, as for the second end of the lever, a gradually necked disassembly part is formed; the socket is extended with a 1/2" square column-shaped sleeve , and is provided with a pivot hole coupled with the shaft member, so that the sleeve head can swing around the shaft member and can protrude out of the accommodating groove.

However, although the seat of the conventional tire repair tool has the function of pivoting and swinging, which can allow the user to adjust the angle, the angle of the seat will be constantly changed due to the user's method of applying force. The operation method of the tire repair tool cannot keep the lever at a fixed angle, which will cause difficulties in the operation.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a retractable and deformable wrench to solve the above-mentioned technical problems existing in the prior art.

For achieving the above object, the technical scheme adopted in the present invention is:

A retractable and deformable wrench, characterized in that it includes:

A lever, the lever extends along the axial direction of a first virtual extension line, one end of the lever is provided with a head seat, and the end face of the head seat is recessed along the axial direction of the first virtual extension line with a socket. a slot and a dodging slot, one side of the dodging slot is connected to the slot along the radial direction of the first virtual extension line and the other side is connected to the outer periphery of the header, the slot is closed on the side opposite to the dodging slot The inner wall surface of the head seat is radially inserted with a first shaft member and a second shaft member along the first virtual extension line, and the first shaft member and the second shaft member are respectively located at two opposite sides of the slot. side;

a driving rod extending along the axial direction of a second virtual extension line, the driving rod includes a connecting end and a driving end opposite to the connecting end, and a first driving rod is disposed between two ends of the driving rod A long groove and a second long groove, the first long groove and the second long groove extend along the axial direction of the second virtual extension line, and the first long groove and the second long groove are respectively arranged on the driving rod Along two opposite sides of the second virtual extension line, the connecting end is arranged in the slot, the first shaft is inserted into the first long slot, and the second shaft is inserted into the second long slot. groove.

The retractable and deformable wrench, wherein: the drive rod can slide relative to the wrench between the retracted position and the direct drive position along the axial direction of the first virtual extension line, and the drive rod can be The lever rotates relative to the lever between the direct drive position and the oblique drive position. When the drive rod is in the retracted position, the first shaft member abuts against the end of the first long slot adjacent to the driving end, and the second shaft member Relying on one end of the second long slot adjacent to the driving end, the driving rod cannot rotate relative to the lever. When the driving rod is in the above-mentioned direct driving position, the first shaft abuts against the first long groove adjacent to the connecting end. one end, the second shaft abuts against the end of the second long slot adjacent to the connecting end, the drive rod can rotate relative to the lever, the first virtual extension line and the second virtual extension line are on the same straight line, the When the driving rod is in the above-mentioned oblique driving position, an included angle is formed between the first virtual extension line and the second virtual extension line, and the angle of the included angle is not greater than 90 degrees, and the driving rod cannot slide relative to the lever.

The said retractable and deformable wrench, wherein: the connecting end along the radially opposite two sides of the second virtual extension line are respectively provided with an indented surface, and the two indented surfaces are respectively corresponding to the first long groove and In the second long groove, a middle section is disposed between the connecting end and the driving end, and the thickness between the two indented surfaces is smaller than the width of the middle section along the radial direction of the second virtual extension line.

The said retractable and deformable wrench, wherein: the head seat is concavely provided with a accommodating groove, the accommodating groove is concavely disposed on the side of the inner wall surface of the socket opposite to the dodging groove, and a positioning groove is arranged in the accommodating groove and an elastic piece, one end of the elastic piece abuts against the bottom of the accommodating groove and the other end against the positioning piece, the connecting end is recessed with a first positioning groove, when the driving rod is in the above-mentioned oblique driving position, The positioning member is clamped in the first positioning groove.

The retractable and deformable wrench, wherein: the middle section is recessed with a second positioning groove, and when the driving rod is in the retracted position, the positioning member is clamped in the second positioning groove.

The telescopic and deformable wrench, wherein: the connecting end has a third positioning groove, the third positioning groove is adjacent to the first positioning groove, and the driving rod is between the above-mentioned direct drive position and the above-mentioned oblique drive position , the positioning member can be clamped in the third positioning groove.

The said retractable and deformable wrench, wherein: the connecting end is recessed with two fourth positioning grooves, and the two fourth positioning grooves are arranged on the side of the third positioning groove opposite to the first positioning groove, When the driving rod is between the direct driving position and the oblique driving position, the positioning member can be clamped in the third positioning groove or one of the two fourth positioning grooves.

The retractable and deformable wrench, wherein: the lever includes a first pipe and a second pipe, one end of the first pipe is connected to the head seat, and the second pipe can be slidably sleeved on the head. One end of the first pipe piece opposite to the head base, and one end of the second pipe piece opposite to the head base is connected with a handle.

The retractable and deformable wrench, wherein: the driving end of the driving rod is in the shape of a quadrangular column, and the angle of the included angle is equal to 90 degrees.

In the retractable and deformable wrench, wherein: the cross-sectional shape of the middle section along the radial direction of the second virtual extension line can be a circle or a quadrangle.

The retractable and deformable wrench of the present invention can provide a straight drive or a vertical drive through the above structure.

Description of drawings

FIG. 1 is a perspective appearance view of the retractable and deformable wrench of the present invention.

2 is an exploded perspective view of the retractable and deformable wrench of the present invention.

FIG. 3 is a cross-sectional structural view of the retractable and deformable wrench drive rod of the present invention in the retracted position.

4 is a cross-sectional structural view of the retractable and deformable wrench driving rod of the present invention from another angle of view in the retracted position.

5 is a cross-sectional structural view of the retractable and deformable wrench drive rod of the present invention between the direct drive position and the oblique drive position.

FIG. 6 is a cross-sectional structural view of the retractable and deformable wrench driving rod of the present invention in the oblique driving position.

FIG. 7 is a state diagram of the use state of the retractable and deformable wrench driving rod of the present invention in the oblique driving position.

Description of reference numerals: 10 wrench; 20 lever; 21 head seat; 211 slot; 212 dodge slot; 213 first shaft part; 214 second shaft part; 1 pipe fitting; 23 second pipe fitting; 24 handle; 30 drive rod; 31 connection end; 311 retracted surface; 312 first positioning groove; 313 third positioning groove; 314 fourth positioning groove; 32 driving end; 33 first Long slot; 34 second long slot; 35 middle section; 351 second positioning slot; A included angle; L1 first virtual extension line; L2 second virtual extension line.

Detailed ways

Referring to FIGS. 1 to 4 , it is a three-dimensional appearance view, a three-dimensional exploded view and a cross-sectional structure view of the retractable and deformable wrench of the present invention. The wrench 10 of the present invention includes a lever 20 and a drive rod 30; wherein:

The lever 20 extends along the axial direction of a first virtual extension line L1, one end of the lever 20 is provided with a head seat 21, and the end surface of the head seat 21 is recessed along the axial direction of the first virtual extension line L1. A slot 211 and a dodge slot 212, the dodge slot 212 is connected to the slot 211 on one side along the radial direction of the first virtual extension line L1 and the other side is connected to the outer periphery of the header 21, the slot 211 is opposite A closed inner wall surface on the side of the dodging groove 212 . A first shaft member 213 and a second shaft member 214 are radially inserted into the head base 21 along the first virtual extension line L1 , and the first shaft member 213 and the second shaft member 214 are respectively located in the slot 211 opposite sides.

The driving rod 30 extends along the axial direction of a second virtual extension line L2. The driving rod 30 includes a connecting end 31 and a driving end 32 opposite to the connecting end 31. The two ends of the driving rod 30 are disposed between There is a first long groove 33 and a second long groove 34, the first long groove 33 and the second long groove 34 extend along the axial direction of the second virtual extension line L2, and the first long groove 33 and the second long groove 34 The second long slots 34 are respectively disposed on opposite sides of the driving rod 30 along the second virtual extension line L2 in the radial direction, the connecting end 31 is disposed in the slot 211 , and the first shaft member 213 is inserted into the first shaft 213 . An elongated slot 33 , and the second shaft member 214 is inserted into the second elongated slot 34 .

Please continue to refer to FIG. 5 to FIG. 7 , which are the cross-sectional structure diagrams of the retractable and deformable wrench between the direct drive position and the oblique drive position, the cross-sectional structure diagram of the drive rod in the oblique drive position, and the use state. The drive rod 30 can slide relative to the lever 20 along the axial direction of the first virtual extension line L1 between the retracted position and the direct drive position, and the drive rod 30 can slide between the direct drive position and the oblique drive position. It rotates relative to the lever 20 in between. When the driving rod 30 is in the retracted position (as shown in FIG. 3 and FIG. 4 ), the first shaft member 213 abuts against one end of the first long slot 33 adjacent to the driving end 32 , and the second shaft member 214 Abutting against the end of the second long slot 34 adjacent to the driving end 32, the driving rod 30 cannot rotate relative to the lever 20. When the driving rod 30 is in the above-mentioned direct driving position (not shown in the figure, the driving rod 30 is completely The first shaft 213 abuts against the end of the first long slot 33 adjacent to the connecting end 31 , the second shaft 214 abuts against the second long slot 34 and is adjacent to the One end of the connecting end 31, the driving rod 30 can rotate relative to the lever 20, the first virtual extension line L1 and the second virtual extension line L2 are on the same straight line, when the driving rod 30 is in the above-mentioned oblique driving position (such as 6 and 7), an included angle A is formed between the first virtual extension line L1 and the second virtual extension line L2, the angle of the included angle A is not greater than 90 degrees, and the angle of the included angle A is In this embodiment, it is equal to 90 degrees, and the driving rod 30 cannot slide relative to the lever 20 .

Two indented surfaces 311 are respectively disposed on opposite sides of the connecting end 31 along the second virtual extension line L2 in the radial direction. The two indented surfaces 311 correspond to the first long slot 33 and the second long slot 34 respectively. A middle section 35 is disposed between the connecting end 31 and the driving end 32 , and the thickness between the two indented surfaces 311 is smaller than the radial width of the middle section 35 along the second virtual extension line L2 .

The head base 21 is recessed with a receiving groove 215 , the receiving groove 215 is recessed on the side of the inner wall of the slot 211 opposite to the dodging groove 212 , and a positioning member 216 and an elastic member are disposed in the receiving groove 215 217, one end of the elastic member 217 abuts against the bottom of the accommodating groove 215 and the other end against the positioning member 216, the connecting end 31 is recessed with a first positioning groove 312, the driving rod 30 is in the above-mentioned oblique driving position , the positioning member 216 is clamped in the first positioning groove 312 .

A second positioning groove 351 is recessed in the middle section 35 . When the driving rod 30 is in the retracted position, the positioning member 216 is clamped in the second positioning groove 351 .

The connecting end 31 has a third positioning groove 313, and the third positioning groove 313 is adjacent to the first positioning groove 312. When the driving rod 30 is between the above-mentioned direct driving position and the above-mentioned oblique driving position (as shown in FIG. 5 ) ), the positioning member 216 can be clamped in the third positioning groove 313 .

The connecting end 31 is recessed with two fourth positioning grooves 314 , and the two fourth positioning grooves 314 are disposed on the side of the third positioning groove 313 opposite to the first positioning groove 312 . When between the drive position and the oblique drive position, the positioning member 216 can be clamped in the third positioning groove 313 or one of the two fourth positioning grooves 314 .

The lever 20 includes a first tube 22 and a second tube 23 , one end of the first tube 22 is connected to the head seat 21 , and the second tube 23 is slidably sleeved on the first tube 22 opposite At one end of the head base 21 , a handle 24 is connected to one end of the second pipe member 23 opposite to the head base 21 .

The driving end 32 of the driving rod 30 is in the shape of a quadrangular column.

The cross-sectional shape of the middle section 35 along the radial direction of the second virtual extension line L2 can be circular or quadrangular, and the cross-sectional shape of the middle section 35 along the radial direction of the second virtual extension line L2 is circular in this embodiment.

The wrench 10 can provide a straight drive or a vertical drive using the above structure.

From the above, it can be concluded that the present invention has the following advantages:

1. It is a retractable and deformable wrench of the present invention, wherein the wrench includes a lever and a drive rod, the lever extends along the axial direction of a first virtual extension line, and one end of the lever is provided with a head seat, A slot and a dodging slot are recessed on the end surface of the header along the axial direction of the first virtual extension line, and the dodging slot is connected to the slot and connected to the other side along the radial direction of the first virtual extension line. On the outer periphery of the head seat, the slot is opposite to the closed inner wall surface of the dodging slot, and the head seat is radially inserted with a first shaft member and a second shaft member along the first virtual extension line , the first shaft member and the second shaft member are respectively located on opposite sides of the slot, the drive rod extends along the axial direction of a second virtual extension line, the drive rod includes a connecting end and a At the driving end of the connecting end, a first long groove and a second long groove are arranged between two ends of the driving rod, and the first long groove and the second long groove extend along the axial direction of the second virtual extension line, And the first long slot and the second long slot are respectively arranged on opposite sides of the drive rod along the second virtual extension line in the radial direction, the connecting end is arranged in the slot, and the first shaft is inserted into the slot. The first long groove and the second shaft member are inserted into the second long groove, and the wrench can provide a straight drive or a vertical drive through the above structure.

Claims (10)

1. a retractable and deformable wrench, is characterized in that, comprises: A lever, the lever extends along the axial direction of a first virtual extension line, one end of the lever is provided with a head seat, and the end face of the head seat is recessed along the axial direction of the first virtual extension line with a socket. a slot and a dodging slot, one side of the dodging slot is connected to the slot along the radial direction of the first virtual extension line and the other side is connected to the outer periphery of the header, the slot is closed on the side opposite to the dodging slot The inner wall surface of the head seat is radially inserted with a first shaft member and a second shaft member along the first virtual extension line, and the first shaft member and the second shaft member are respectively located at two opposite sides of the slot. side; a driving rod extending along the axial direction of a second virtual extension line, the driving rod includes a connecting end and a driving end opposite to the connecting end, and a first driving rod is disposed between two ends of the driving rod A long groove and a second long groove, the first long groove and the second long groove extend along the axial direction of the second virtual extension line, and the first long groove and the second long groove are respectively arranged on the driving rod Along two opposite sides of the second virtual extension line, the connecting end is arranged in the slot, the first shaft is inserted into the first long slot, and the second shaft is inserted into the second long slot. groove. 2 . The retractable and deformable wrench as claimed in claim 1 , wherein the drive rod can slide relative to the wrench between a retracted position and a direct drive position along the axial direction of the first virtual extension line. 3 . , and the drive rod can rotate relative to the lever between the direct drive position and the oblique drive position. When the drive rod is in the retracted position, the first shaft abuts against the first long slot adjacent to the drive end. At one end, the second shaft abuts against the end of the second long slot adjacent to the driving end, the driving rod cannot rotate relative to the lever, and when the driving rod is in the above-mentioned direct drive position, the first shaft abuts against the driving end. The first long slot is adjacent to one end of the connecting end, the second shaft is abutted against one end of the second long slot that is adjacent to the connecting end, the driving rod can rotate relative to the lever, the first virtual extension line and the second virtual extension line The extension lines are on the same straight line, and when the driving rod is in the above-mentioned oblique driving position, an included angle is formed between the first virtual extension line and the second virtual extension line, and the angle of the included angle is not greater than 90 degrees. Cannot slide relative to this lever. 3 . The retractable and deformable wrench as claimed in claim 2 , wherein the connecting end is respectively provided with an indented surface on opposite sides of the second virtual extension line in the radial direction, and two of the indented surfaces are respectively provided. 4 . Corresponding to the first long slot and the second long slot respectively, a middle section is arranged between the connecting end and the driving end, and the thickness between the two indented surfaces is smaller than the radial direction of the middle section along the second virtual extension line width. 4 . The retractable and deformable wrench as claimed in claim 3 , wherein the head seat is recessed with a receiving groove, and the receiving groove is recessed on the side of the inner wall surface of the slot that is opposite to the dodging groove, 4 . A positioning piece and an elastic piece are arranged in the container, one end of the elastic piece abuts against the bottom of the container and the other end against the positioning piece, the connecting end is recessed with a first positioning groove, the drive When the rod is in the above-mentioned oblique driving position, the positioning member is clamped in the first positioning groove. 5 . The retractable and deformable wrench as claimed in claim 4 , wherein a second positioning groove is recessed in the middle section, and when the driving rod is in the retracted position, the positioning member is clamped in the second position. 6 . positioning slot. 6 . The retractable and deformable wrench as claimed in claim 5 , wherein the connecting end has a third positioning groove, the third positioning groove is adjacent to the first positioning groove, and the driving rod is in the direct drive position. 7 . When the position is between the above-mentioned oblique driving position, the positioning member can be clamped in the third positioning groove. 7 . The retractable and deformable wrench as claimed in claim 6 , wherein the connecting end is recessed with two fourth positioning grooves, and the two fourth positioning grooves are disposed in the third positioning groove opposite to the On one side of the first positioning groove, when the driving rod is between the direct driving position and the oblique driving position, the positioning member can be clamped in the third positioning groove or one of the two fourth positioning grooves. 8 . The retractable and deformable wrench as claimed in claim 7 , wherein the lever comprises a first pipe piece and a second pipe piece, one end of the first pipe piece is connected to the head seat, and the second pipe piece is connected to the head seat. The pipe piece is slidably sleeved on the end of the first pipe piece opposite to the head base, and the end of the second pipe piece opposite to the head base is connected with a handle. 9 . The retractable and deformable wrench as claimed in claim 8 , wherein the driving end of the driving rod is in the shape of a quadrangular column, and the angle of the included angle is equal to 90 degrees. 10 . 10 . The retractable and deformable wrench as claimed in claim 8 , wherein the cross-sectional shape of the middle section along the radial direction of the second virtual extension line can be circular or quadrangular. 11 .

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