TW202042981A - Changeable driving direction telescopic wrench - Google Patents

Abstract

A telescopic wrench comprises a wrench rod and a driving rod. One end of the wrench rod is provided with a head seat. An end face of the head seat is concavely provided with an slot and an evading recess. One side of the evading recess is connected to the slot, and the other side is connected to an outer periphery of the head seat. On side of the slot opposite to the evading recess has an enclosed inner wall face. The head seat is provided with two shaft members respectively located on two opposite sides of the slot. The driving rod includes a connecting end and a driving end opposite to the connecting end. Two elongated slots are disposed between two ends of the driving rod. The two elongated slots are respectively disposed on two opposite sides of the driving rod. The connecting end is inserted in the slot. The two shaft members are inserted into the two elongated slots, and the wrench can provide a direct driving direction or a vertical driving direction by the above structure.

Description

Scalable and deformable wrench

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

Please refer to the "Tire Repair Tool" patent case of China Patent No. M431082, which discloses a tire repair tool, which is composed of a lever and a socket; the lever is solid, and its first end is recessed A accommodating slot, in which there is a shaft that is perpendicular to the center axis of the lever. As for the second end of the lever, a gradually necked disassembly part is formed; the socket extends in a 1/2" square column shape The sleeve head is provided with a pivot hole coupled with the shaft member, so that the sleeve head can swing around the shaft member and protrude out of the cavity.

However, although the socket of the traditional tire repair tool has the function of pivoting and swinging, the angle of the socket can be adjusted by the user, but the angle of the socket will continue to change due to the user's force method. If the unskilled user is not familiar with the above The operation method of the tire repair tool cannot keep the lever at a fixed angle, which will cause difficulty in operation.

In view of the shortcomings of the above-mentioned conventional structure, the present inventor has designed a retractable and deformable wrench, which can overcome all the shortcomings of the above-mentioned conventional structure.

The main purpose of the telescopic and deformable wrench of the present invention is to provide a wrench including a lever and a driving rod, the lever extending in the axial direction of a first virtual extension line, and one end of the lever is provided with a A head base, the end surface of the head base is recessed with a slot and a dodge groove along the axial direction of the first virtual extension line, the dodge groove is connected to the slot along the radial side of the first virtual extension line and the other One side is connected to the outer peripheral edge of the head base, the slot is opposite to the side of the evacuating groove and is a closed inner wall surface, the head base is radially inserted with a first shaft member and a first shaft along the first virtual extension line Two shafts, the first shaft and the second shaft are respectively located on opposite sides of the slot, the driving rod extends along the axial direction of a second virtual extension line, the driving rod includes a connecting end and a Contrary to the driving end of the connecting end, a first long groove and a second long groove are arranged between the two ends of the driving rod, and the first long groove and the second long groove are along the axis of the second virtual extension line The first long groove and the second long groove are respectively arranged on two sides of the driving rod radially opposite to each other along the second virtual extension line, the connecting end is arranged in the slot, and the first shaft The wrench is inserted into the first long groove, and the second shaft is inserted into the second long groove. The wrench can provide a straight drive or a vertical drive through the above structure.

The drive rod can slide relative to the trigger lever between the retracted position and the direct drive position along the axial direction of the first virtual extension line, and the drive rod can slide relative to the trigger lever between the direct drive position and the oblique drive position. When the rod rotates, when the driving rod is in the retracted position, the first shaft member abuts against an end of the first long groove adjacent to the driving end, and the second shaft member abuts against an end of the second long groove adjacent to the driving end The driving rod cannot rotate relative to the lever. When the driving rod is in the direct drive position, the first shaft member abuts against the end of the first long groove adjacent to the connecting end, and the second shaft member abuts against the first Two long slots are adjacent to one end of the connecting end, the driving rod can rotate relative to the lever, the first virtual extension line is on the same line as the second virtual extension line, and when the driving rod is in the above-mentioned inclined drive position, the first virtual extension line An included angle is formed between the 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 connecting end is provided with an inwardly-retracted surface on two sides radially opposite to each other along the second virtual extension line. The two inwardly-retracting surfaces respectively correspond to the first long groove and the second long groove. The connecting end is connected to the driving A middle section is arranged between the ends, and the thickness between the two retracted surfaces is smaller than the width of the middle section along the radial direction of the second virtual extension line.

The head base is recessed with a receiving groove, the receiving groove is recessed on the side of the inner wall of the slot opposite to the avoiding groove, the receiving groove is provided with a positioning member and an elastic member, one end of the elastic member abuts Leaning against the bottom of the receiving groove and the other end against the positioning member, the connecting end is recessed with a first positioning groove, and the positioning member is clamped in the first positioning groove when the driving rod is in the inclined drive position.

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 connecting end has a third positioning groove, and the third positioning groove is adjacent to the first positioning groove. When the driving rod is between the above-mentioned direct drive position and the above-mentioned inclined drive position, the positioning member can be clamped in the third Locating slot.

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

The lever includes a first pipe piece and a second pipe piece, one end of the first pipe piece is connected to the head base, and the second pipe piece is slidably sleeved on the end of the first pipe piece opposite to the head base, A handle is connected to the end of the second pipe opposite to the head base.

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

The cross-sectional shape of the middle section along the radial direction of the second virtual extension line can be circular or quadrangular.

Other objectives, advantages and novelty of the present invention will be more apparent from the following detailed description and related drawings.

Regarding the technology, means and effects of the present invention, a preferred embodiment is given in conjunction with the drawings to describe in detail. This is for illustrative purposes only, and is not limited by this structure in the patent application.

1 to 4 show 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 driving lever 30; among them:

The trigger rod 20 extends along the axial direction of a first virtual extension line L1, one end of the trigger rod 20 is provided with a head holder 21, and the end surface of the head holder 21 is recessed along the axial direction of the first virtual extension line L1 A slot 211 and an escape slot 212. One side of the escape slot 212 along the radial direction of the first virtual extension line L1 is connected to the slot 211 and the other side is connected to the outer periphery of the headstock 21, the slot 211 is opposite The inner wall surface of the evasion slot 212 is closed. A first shaft 213 and a second shaft 214 are inserted into the head base 21 radially along the first virtual extension line L1, and the first shaft 213 and the second shaft 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 arranged 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 The second long grooves 34 are respectively provided on two radially opposite sides of the driving rod 30 along the second virtual extension line L2, the connecting end 31 is provided in the slot 211, and the first shaft 213 is inserted in the second A long slot 33, and the second shaft 214 is inserted into the second long slot 34.

Please continue to refer to Figures 5 to 7, which are the cross-sectional structure diagram of the retractable and deformable wrench of the present invention 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 state of use. The drive rod 30 can slide relative to the lever 20 between the retracted position and the direct drive position along the axial direction of the first virtual extension line L1, and the drive rod 30 can move between the direct drive position and the diagonal drive position. Rotate relative to the lever 20 at a time. When the driving rod 30 is in the retracted position (as shown in FIGS. 3 and 4), the first shaft 213 abuts against the end of the first long slot 33 adjacent to the driving end 32, and the second shaft 214 Abutting against an end of the second long groove 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 drive position (not shown in the figure, the driving rod 30 is completely Position), the first shaft 213 abuts against an end of the first long groove 33 adjacent to the connecting end 31, and the second shaft 214 abuts against the second long groove 34 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 line, and the driving rod 30 is in the above-mentioned oblique drive position (as shown in FIG. 6 and FIG. 7), an included angle A is formed between the first virtual extension line L1 and the second virtual extension line L2, and the angle of the included angle A is not greater than 90 degrees. The angle of the included angle A is in this embodiment When equal to 90 degrees, the driving rod 30 cannot slide relative to the trigger rod 20.

The connecting end 31 is provided with an inwardly-retracted surface 311 along the radially opposite sides of the second virtual extension line L2, and the two inwardly-retracted surfaces 311 respectively correspond to the first long groove 33 and the second long groove 34, A middle section 35 is provided 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 recess 215, the recess 215 is recessed on the side of the inner wall of the slot 211 opposite to the avoiding recess 212, the recess 215 is provided with a positioning member 216 and an elastic member 217. One end of the elastic member 217 abuts against the bottom of the receiving groove 215 and the other end abuts against the positioning member 216, the connecting end 31 is recessed with a first positioning groove 312, and the driving rod 30 is in the above-mentioned inclined drive position At this time, the positioning member 216 is clamped in the first positioning slot 312.

The middle section 35 is recessed with a second positioning slot 351. When the driving rod 30 is in the retracted position, the positioning member 216 is clamped in the second positioning slot 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 direct drive position and the inclined drive position (as shown in FIG. ), the positioning member 216 can be clamped in the third positioning slot 313.

The connecting end 31 is recessed with two fourth positioning grooves 314. The two fourth positioning grooves 314 are arranged on the side of the third positioning groove 313 opposite to the first positioning groove 312. The driving rod 30 is in the straight line. When between the driving position and the above-mentioned inclined driving 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 base 21, and the second tube 23 is slidably sleeved on the first tube 22. At one end of the head base 21, a handle 24 is connected to the second tube 23 opposite to the end of the head base 21.

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

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 be used in a straight drive or a vertical drive through the above structure.

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

1. The 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, The end surface of the headstock is recessed with a slot and a dodge groove along the axial direction of the first virtual extension line. One side of the dodge groove along the radial direction of the first virtual extension line is connected to the slot and the other side is connected On the outer periphery of the head base, the slot has a closed inner wall on the side opposite to the evacuating groove, and the head base is radially inserted with a first shaft member and a second shaft member along the first virtual extension line , The first shaft and the second shaft are respectively located on opposite sides of the slot, the driving rod extends along the axial direction of a second virtual extension line, the driving 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 the 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 two opposite sides of the driving rod along the second imaginary extension line, the connecting end is arranged in the slot, and the first shaft is inserted in The first long groove and the second shaft are inserted into the second long groove, and the wrench can provide a straight drive or a vertical drive through the above structure.

However, the above are only preferred embodiments of the present invention. When they cannot be used to limit the scope of implementation of the present invention, all numerical changes or replacements of equivalent elements or equivalents made in accordance with the scope of the patent application of the present invention are mentioned. Changes and modifications should still fall within the scope of the invention patent.

10: Wrench 20: lever 21: headstock 211: Slot 212: Dodge Slot 213: first shaft 214: second shaft 215: container 216: positioning piece 217: Elastic part 22: The first pipe 23: Second pipe 24: Grip 30: drive rod 31: connecting end 311: Retracted surface 312: First positioning groove 313: Third positioning slot 314: Fourth positioning slot 32: drive end 33: first long slot 34: second long slot 35: middle section 351: second positioning slot A: included angle L1: the first virtual extension line L2: Second virtual extension line

Figure 1 is a three-dimensional appearance view of the retractable and deformable wrench of the present invention. Figure 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 retractable wrench drive rod of the present invention. Figure 4 is a cross-sectional structure diagram of the retractable and deformable wrench drive rod of the present invention from another perspective. Figure 5: is a cross-sectional structure diagram of the retractable and deformable wrench drive rod of the present invention between the direct drive position and the inclined drive position. Fig. 6 is a cross-sectional structure diagram of the retractable and deformable wrench drive rod of the present invention at the inclined drive position. Fig. 7 is a diagram of the use state of the retractable and deformable wrench drive rod of the present invention in the inclined drive position.

10: Wrench

20: lever

21: Headstock

23: The second pipe

24: Grip

30: drive rod

32: drive end

Claims (10)

A retractable and deformable wrench, which includes: A trigger lever extends along the axial direction of a first virtual extension line, one end of the trigger lever is provided with a head holder, and the end surface of the head holder is recessed with a socket along the axial direction of the first virtual extension line A slot and a dodge slot, one side of the dodge slot along the radial direction of the first virtual extension line is connected to the slot and the other side is connected to the outer periphery of the headstock, the slot opposite to the side of the dodge slot is closed A first shaft and a second shaft are inserted into the head base radially along the first virtual extension line, and the first shaft and the second shaft 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 including a connecting end and a driving end opposite to the connecting end, and a first 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 disposed on the driving rod Along the radially opposite sides of the second virtual extension line, the connecting end is disposed in the slot, the first shaft is inserted in the first long slot, and the second shaft is inserted in the second long slot. groove. The retractable and deformable wrench according to claim 1, wherein the driving rod can slide relative to the lever between the retracted position and the direct drive position along the axial direction of the first virtual extension line, and the driving rod It can rotate relative to the lever between the direct drive position and the inclined drive position. When the drive lever is in the retracted position, the first shaft member abuts against the end of the first long groove adjacent to the drive end, and the second The shaft abuts against an end of the second long groove adjacent to the driving end, the driving rod cannot rotate relative to the trigger lever, and when the driving rod is in the direct drive position, the first shaft abuts against the first long groove adjacent to One end of the connecting end, the second shaft member abuts against an end of the second long groove 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 are on the same line When the driving rod is in the above-mentioned oblique drive 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 retractable and deformable wrench according to claim 2, wherein the connecting end is provided with an inwardly-retracting surface on two sides radially opposite to each other along the second virtual extension line, and the two inwardly-retracting surfaces correspond to the first A middle section is provided between the long groove and the second long groove between the connecting end and the driving end, and the thickness between the two inwardly retracted surfaces is smaller than the width of the middle section along the radial direction of the second virtual extension line. The retractable and deformable wrench according to claim 3, wherein the head seat is recessed with a pocket, the pocket is recessed on the side of the inner wall of the slot opposite to the evasion slot, and the pocket is provided There is a positioning member and an elastic member. One end of the elastic member abuts against the bottom of the cavity and the other end abuts against the positioning member. The connecting end is recessed with a first positioning groove. The driving rod In the position, the positioning member is clamped in the first positioning slot. The retractable and deformable wrench according to claim 4, 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 retractable and deformable wrench according to 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 at the direct drive position and the oblique drive When between positions, the positioning member can be clamped in the third positioning groove. The retractable and deformable wrench according to claim 6, wherein the connecting end is recessed with two fourth positioning grooves, and the two fourth positioning grooves are arranged in the third positioning groove opposite to the first positioning groove On one side, when the driving rod is between the direct drive position and the oblique drive 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 according to claim 7, wherein the lever includes a first tube and a second tube, one end of the first tube is connected to the head base, and the second tube is slidably movable An end sleeved on the first pipe piece opposite to the head base, and an end of the second pipe piece opposite to the head base is connected with a handle. The retractable and deformable wrench according to claim 8, wherein the driving end of the driving rod is in a quadrangular column shape, and the angle of the included angle is equal to 90 degrees. The retractable and deformable wrench according to 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.

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