CN111975699A - Telescopic and deformable wrench - Google Patents

Telescopic and deformable wrench Download PDF

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Publication number
CN111975699A
CN111975699A CN201910436392.9A CN201910436392A CN111975699A CN 111975699 A CN111975699 A CN 111975699A CN 201910436392 A CN201910436392 A CN 201910436392A CN 111975699 A CN111975699 A CN 111975699A
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CN
China
Prior art keywords
wrench
groove
extension line
driving rod
positioning
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Granted
Application number
CN201910436392.9A
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Chinese (zh)
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CN111975699B (en
Inventor
王硕锋
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Individual
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Individual
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Priority to CN201910436392.9A priority Critical patent/CN111975699B/en
Publication of CN111975699A publication Critical patent/CN111975699A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/16—Handles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/0007—Connections or joints between tool parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/0007—Connections or joints between tool parts
    • B25B23/0028—Angular adjustment means between tool head and handle

Abstract

The invention provides a telescopic and deformable wrench, which comprises a wrench rod and a driving rod, wherein one end of the wrench rod is provided with a head seat, the end surface of the head seat is concavely provided with a slot and a dodging groove, one side of the dodging groove is communicated with the slot, the other side of the dodging groove is connected with the outer periphery of the head seat, one side of the slot opposite to the dodging groove is provided with a closed inner wall surface, the head seat is inserted with two shaft pieces, the two shaft pieces are respectively positioned at two opposite sides of the slot, the driving rod comprises a connecting end and a driving end opposite to the connecting end, two long grooves are arranged between two ends of the driving rod, the two long grooves are respectively arranged at two opposite sides of the driving rod, the connecting end is arranged in the slot, the two shaft pieces are inserted in the two long grooves, and the.

Description

Telescopic and deformable wrench
Technical Field
The present invention relates to a wrench, and more particularly to a retractable and deformable wrench.
Background
Please refer to the patent of "tire repair tool" in taiwan patent No. M431082, which discloses a tire repair tool, which comprises a lever and a seat; the said spanner bar is solid, its first end is concave with a containing groove, the containing groove crosses a shaft vertical to the central axis of the spanner bar, the second end of the spanner bar is formed with a gradually necking detaching part; the connecting seat is extended with 1/2' square column shape sleeve head, and is provided with a pivot hole coupled with the shaft element, so that the sleeve head can swing around the shaft element and can protrude out of the containing groove.
However, although the seat of the conventional tire repair tool has a pivot function for allowing a user to adjust the angle, the angle of the seat is constantly changed by the force applied by the user, and an inexperienced user cannot maintain the lever at a fixed angle without being familiar with the operation of the tire repair tool, which may cause difficulty in operation.
Disclosure of Invention
The invention aims to: provides a telescopic and deformable wrench, and solves the technical problems in the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that:
a telescopic and deformable wrench is characterized by comprising:
the wrench rod extends along the axial direction of a first virtual extension line, one end of the wrench rod is provided with a head seat, the end face of the head seat is concavely provided with a slot and a dodging groove along the axial direction of the first virtual extension line, one side of the dodging groove along the radial direction of the first virtual extension line is communicated with the slot, the other side of the dodging groove is connected with the outer periphery of the head seat, one side of the slot opposite to the dodging groove is a closed inner wall surface, a first shaft piece and a second shaft piece are radially inserted into the head seat along the first virtual extension line, and the first shaft piece and the second shaft piece are respectively positioned on two opposite sides of the slot;
The driving rod extends along the axial direction of a second virtual extension line and comprises a connecting end and a driving end opposite to the connecting end, a first long groove and a second long groove are arranged between the two ends of the driving rod and extend along the axial direction of the second virtual extension line, the first long groove and the second long groove are respectively arranged on the two sides of the driving rod opposite to the radial direction of the second virtual extension line, the connecting end is arranged in the slot, the first shaft piece is inserted into the first long groove, and the second shaft piece is inserted into the second long groove.
The telescopic and deformable wrench, wherein: the driving rod can slide relative to the wrench rod between a retracted position and a direct-drive position along the axial direction of the first virtual extension line, the driving rod can rotate relative to the wrench rod between the direct-drive position and an inclined-drive position, when the driving rod is at the retracted position, the first shaft part abuts against one end, adjacent to the driving end, of the first long groove, the second shaft part abuts against one end, adjacent to the driving end, of the second long groove, the driving rod cannot rotate relative to the wrench rod, when the driving rod is at the direct-drive position, the first shaft part abuts against one end, adjacent to the connecting end, of the first long groove, the second shaft part abuts against one end, adjacent to the connecting end, of the second long groove, the driving rod can rotate relative to the wrench rod, the first virtual extension line and the second virtual extension line are on the same straight line, when the driving rod is at the inclined-drive position, an included angle is formed between the first virtual extension line and the second virtual extension line, the included angle is not larger than 90 degrees, and the driving rod cannot slide relative to the trigger rod.
The telescopic and deformable wrench, wherein: two sides of the connecting end, which are opposite to each other in the radial direction along the second virtual extension line, are respectively provided with an inner shrinkage surface, the two inner shrinkage surfaces are respectively corresponding to the first long groove and the second long groove, a middle section is arranged between the connecting end and the driving end, and the thickness between the two inner shrinkage surfaces is smaller than the radial width of the middle section along the second virtual extension line.
The telescopic and deformable wrench, wherein: the head seat is concavely provided with a containing groove, the containing groove is concavely arranged on one side of the inner wall surface of the slot, which is opposite to the evasion groove, a positioning piece and an elastic piece are arranged in the containing groove, one end of the elastic piece is abutted against the bottom of the containing groove, the other end of the elastic piece is abutted against the positioning piece, the connecting end is concavely provided with a first positioning groove, and the positioning piece is clamped in the first positioning groove when the driving rod is in the inclined driving position.
The telescopic and deformable wrench, wherein: the middle section is concavely provided with a second positioning groove, and when the driving rod is at the retracted position, the positioning piece is clamped in the second positioning groove.
The telescopic and deformable wrench, wherein: the driving rod is arranged between the direct-drive position and the oblique-drive position, and the positioning piece can be clamped in the third positioning groove.
The telescopic and deformable wrench, wherein: the connecting end is concavely provided with two fourth positioning grooves, the two fourth positioning grooves are arranged on one side of the third positioning groove opposite to the first positioning groove, and when the driving rod is between the direct-drive position and the oblique-drive position, the positioning piece can be clamped in the third positioning groove or one of the two fourth positioning grooves.
The telescopic and deformable wrench, wherein: the wrench rod comprises a first pipe fitting and a second pipe fitting, one end of the first pipe fitting is connected to the headstock, the second pipe fitting can be sleeved on one end, opposite to the headstock, of the first pipe fitting in a sliding mode, and one end, opposite to the headstock, of the second pipe fitting is connected with a grab handle.
The telescopic and deformable wrench, wherein: the driving end of the driving rod is in a quadrangular prism shape, and the included angle is equal to 90 degrees.
The telescopic and deformable wrench, wherein: the cross-sectional shape of the mid-section in the radial direction of the second imaginary extension line can be circular or quadrangular.
The telescopic and deformable wrench can provide a straight-direction driving or vertical driving use mode through the structure.
Drawings
Fig. 1 is a perspective view of a retractable and deformable wrench according to the present invention.
Fig. 2 is an exploded perspective view of the retractable and deformable wrench of the present invention.
Fig. 3 is a cross-sectional view of the retractable and deformable wrench driving rod of the present invention in a retracted position.
Fig. 4 is a cross-sectional view of the retractable and deformable wrench driving shaft of the present invention in a retracted position from another perspective.
Fig. 5 is a cross-sectional view of the retractable and deformable wrench driving rod between the direct drive position and the inclined drive position.
Fig. 6 is a cross-sectional view of the retractable and deformable wrench driving rod of the present invention in a tilted driving position.
Fig. 7 is a view showing the use of the retractable and deformable wrench driving rod in the inclined driving position according to the present invention.
Description of reference numerals: 10, a spanner; 20, a pull rod; 21 a head seat; 211 slot; 212 evasion groove; 213 a first shaft member; 214 a second shaft member; 215 containing groove; 216 a positioning member; 217 an elastic member; 22 a first tubular member; 23 a second tubular member; a 24-grip handle; 30 driving the rod; 31 connecting ends; 311 an inner shrinking surface; 312 first positioning groove; 313 a third positioning groove; 314 fourth detent; a 32 drive end; 33 a first elongated slot; 34 a second elongated slot; 35 middle section; 351 a second positioning groove; a, an included angle; l1 first virtual extension line; l2 second virtual extension line.
Detailed Description
Referring to fig. 1 to 4, there are shown a perspective view, an exploded perspective view and a sectional structure view of the retractable wrench according to the present invention. The wrench 10 of the present invention comprises a wrench rod 20 and a driving rod 30; wherein:
the wrench rod 20 extends along an axial direction of a first virtual extension line L1, one end of the wrench rod 20 is provided with a head seat 21, an end surface of the head seat 21 is provided with a slot 211 and a evasion groove 212 along an axial direction of the first virtual extension line L1, the evasion groove 212 is communicated with the slot 211 along one radial side of the first virtual extension line L1, the other side of the evasion groove 212 is connected with an outer peripheral edge of the head seat 21, and one side of the slot 211 opposite to the evasion groove 212 is a closed inner wall surface. A first shaft member 213 and a second shaft member 214 are radially inserted into the head seat 21 along the first virtual extension line L1, and the first shaft member 213 and the second shaft member 214 are respectively located at two opposite sides of the slot 211.
The driving rod 30 extends along an axial direction of a second virtual extending line L2, the driving rod 30 includes a connecting end 31 and a driving end 32 opposite to the connecting end 31, a first long slot 33 and a second long slot 34 are disposed between two ends of the driving rod 30, the first long slot 33 and the second long slot 34 extend along the axial direction of the second virtual extending line L2, the first long slot 33 and the second long slot 34 are respectively disposed on two opposite sides of the driving rod 30 along the radial direction of the second virtual extending line L2, the connecting end 31 is disposed in the slot 211, the first shaft 213 is inserted in the first long slot 33, and the second shaft 214 is inserted in the second long slot 34.
Fig. 5 to 7 are schematic cross-sectional views of the retractable and deformable wrench between the direct-drive position and the inclined-drive position, the drive rod at the inclined-drive position, and the usage status thereof. The driving rod 30 can slide relative to the lever 20 between a retracted position and a direct-drive position along the axial direction of the first virtual extension line L1, and the driving rod 30 can rotate relative to the lever 20 between the direct-drive position and the oblique-drive position. When the driving lever 30 is in the retracted position (as shown in fig. 3 and 4), the first shaft 213 abuts against an end of the first long groove 33 adjacent to the driving end 32, the second shaft 214 abuts against an end of the second long groove 34 adjacent to the driving end 32, the driving lever 30 cannot rotate relative to the trigger 20, when the driving lever 30 is in the direct-drive position (not shown, the driving lever 30 is fully pulled out but not rotated), the first shaft 213 abuts against an end of the first long groove 33 adjacent to the connecting end 31, the second shaft 214 abuts against an end of the second long groove 34 adjacent to the connecting end 31, the driving lever 30 can rotate relative to the trigger 20, the first virtual extension line L1 is collinear with the second virtual extension line L2, and when the driving lever 30 is in the inclined-drive position (as shown in fig. 6 and 7), an included angle a is formed between the first virtual extension line L1 and the second virtual extension line L2, the included angle a is not greater than 90 degrees, which is equal to 90 degrees in this embodiment, and the driving rod 30 cannot slide relative to the trigger 20.
Two opposite sides of the connecting end 31 along the second virtual extending line L2 are respectively provided with an inner contracting surface 311, the two inner contracting surfaces 311 respectively correspond to the first long groove 33 and the second long groove 34, a middle section 35 is arranged between the connecting end 31 and the driving end 32, and the thickness between the two inner contracting surfaces 311 is smaller than the radial width of the middle section 35 along the second virtual extending line L2.
The head base 21 is concavely provided with a containing groove 215, the containing groove 215 is concavely provided on one side of the inner wall surface of the slot 211 opposite to the evasion groove 212, a positioning member 216 and an elastic member 217 are arranged in the containing groove 215, one end of the elastic member 217 abuts against the bottom of the containing groove 215, the other end abuts against the positioning member 216, the connecting end 31 is concavely provided with a first positioning groove 312, and when the driving rod 30 is at the inclined driving position, the positioning member 216 is clamped in the first positioning groove 312.
The middle section 35 is concavely provided with a second positioning groove 351, and when the driving rod 30 is at the retracted position, the positioning element 216 is clamped in the second positioning groove 351.
The connecting end 31 has a third positioning slot 313, the third positioning slot 313 is adjacent to the first positioning slot 312, and the positioning element 216 can be engaged with the third positioning slot 313 when the driving rod 30 is between the direct-drive position and the oblique-drive position (as shown in fig. 5).
The connecting end 31 is concavely provided with two fourth positioning slots 314, the two fourth positioning slots 314 are disposed on a side of the third positioning slot 313 opposite to the first positioning slot 312, and when the driving rod 30 is between the direct-drive position and the oblique-drive position, the positioning element 216 can be clamped in the third positioning slot 313 or one of the two fourth positioning slots 314.
The trigger 20 includes a first tube 22 and a second tube 23, one end of the first tube 22 is connected to the headstock 21, the second tube 23 can be slidably sleeved on one end of the first tube 22 opposite to the headstock 21, and one end of the second tube 23 opposite to the headstock 21 is connected to a handle 24.
The driving end 32 of the driving lever 30 has a quadrangular prism shape.
The cross-sectional shape of the middle section 35 along the second virtual extension line L2 can be circular or quadrangular, and the cross-sectional shape of the middle section 35 along the second virtual extension line L2 is circular in the present embodiment.
The wrench 10 can be used in a straight drive or a vertical drive by the above-described structure.
In view of the above, it can be concluded that the present invention has the following advantages:
1. the invention relates to a telescopic and deformable wrench, which comprises a wrench rod and a driving rod, wherein the wrench rod extends along the axial direction of a first virtual extension line, one end of the wrench rod is provided with a headstock, the end surface of the headstock is provided with a slot and a dodging groove along the axial direction of the first virtual extension line in a concave manner, one side of the dodging groove along the radial direction of the first virtual extension line is communicated with the slot, the other side of the dodging groove is connected with the outer periphery of the headstock, one side of the slot opposite to the dodging groove is a closed inner wall surface, the headstock is radially inserted with a first shaft element and a second shaft element along the first virtual extension line, the first shaft element and the second shaft element are respectively positioned at two opposite sides of the slot, the driving rod extends along the axial direction of a second virtual extension line, the driving rod comprises a connecting end and a driving end opposite to the connecting end, a first elongated slot and a second elongated slot are arranged between two ends of the driving rod, the first elongated slot and the second elongated slot extend along the axial direction of the second virtual extension line, the first elongated slot and the second elongated slot are respectively arranged on two sides of the driving rod, which are opposite to each other in the radial direction of the second virtual extension line, the connecting end is arranged in the slot, the first shaft member is inserted in the first elongated slot, the second shaft member is inserted in the second elongated slot, and the wrench can provide a use mode of straight drive or vertical drive through the structure.

Claims (10)

1. A telescopic and deformable wrench is characterized by comprising:
the wrench rod extends along the axial direction of a first virtual extension line, one end of the wrench rod is provided with a head seat, the end face of the head seat is concavely provided with a slot and a dodging groove along the axial direction of the first virtual extension line, one side of the dodging groove along the radial direction of the first virtual extension line is communicated with the slot, the other side of the dodging groove is connected with the outer periphery of the head seat, one side of the slot opposite to the dodging groove is a closed inner wall surface, a first shaft piece and a second shaft piece are radially inserted into the head seat along the first virtual extension line, and the first shaft piece and the second shaft piece are respectively positioned on two opposite sides of the slot;
the driving rod extends along the axial direction of a second virtual extension line and comprises a connecting end and a driving end opposite to the connecting end, a first long groove and a second long groove are arranged between the two ends of the driving rod and extend along the axial direction of the second virtual extension line, the first long groove and the second long groove are respectively arranged on the two sides of the driving rod opposite to the radial direction of the second virtual extension line, the connecting end is arranged in the slot, the first shaft piece is inserted into the first long groove, and the second shaft piece is inserted into the second long groove.
2. The retractable and transformable wrench of claim 1, wherein: the driving rod can slide relative to the wrench rod between a retracted position and a direct-drive position along the axial direction of the first virtual extension line, the driving rod can rotate relative to the wrench rod between the direct-drive position and an inclined-drive position, when the driving rod is at the retracted position, the first shaft part abuts against one end, adjacent to the driving end, of the first long groove, the second shaft part abuts against one end, adjacent to the driving end, of the second long groove, the driving rod cannot rotate relative to the wrench rod, when the driving rod is at the direct-drive position, the first shaft part abuts against one end, adjacent to the connecting end, of the first long groove, the second shaft part abuts against one end, adjacent to the connecting end, of the second long groove, the driving rod can rotate relative to the wrench rod, the first virtual extension line and the second virtual extension line are on the same straight line, when the driving rod is at the inclined-drive position, an included angle is formed between the first virtual extension line and the second virtual extension line, the included angle is not larger than 90 degrees, and the driving rod cannot slide relative to the trigger rod.
3. The retractable and transformable wrench of claim 2, wherein: two sides of the connecting end, which are opposite to each other in the radial direction along the second virtual extension line, are respectively provided with an inner shrinkage surface, the two inner shrinkage surfaces are respectively corresponding to the first long groove and the second long groove, a middle section is arranged between the connecting end and the driving end, and the thickness between the two inner shrinkage surfaces is smaller than the radial width of the middle section along the second virtual extension line.
4. The retractable and transformable wrench of claim 3, wherein: the head seat is concavely provided with a containing groove, the containing groove is concavely arranged on one side of the inner wall surface of the slot, which is opposite to the evasion groove, a positioning piece and an elastic piece are arranged in the containing groove, one end of the elastic piece is abutted against the bottom of the containing groove, the other end of the elastic piece is abutted against the positioning piece, the connecting end is concavely provided with a first positioning groove, and the positioning piece is clamped in the first positioning groove when the driving rod is in the inclined driving position.
5. The retractable and transformable wrench of claim 4, wherein: the middle section is concavely provided with a second positioning groove, and when the driving rod is at the retracted position, the positioning piece is clamped in the second positioning groove.
6. The retractable and transformable wrench of claim 5, wherein: the driving rod is arranged between the direct-drive position and the oblique-drive position, and the positioning piece can be clamped in the third positioning groove.
7. The retractable and transformable wrench of claim 6, wherein: the connecting end is concavely provided with two fourth positioning grooves, the two fourth positioning grooves are arranged on one side of the third positioning groove opposite to the first positioning groove, and when the driving rod is between the direct-drive position and the oblique-drive position, the positioning piece can be clamped in the third positioning groove or one of the two fourth positioning grooves.
8. The retractable and transformable wrench of claim 7, wherein: the wrench rod comprises a first pipe fitting and a second pipe fitting, one end of the first pipe fitting is connected to the headstock, the second pipe fitting can be sleeved on one end, opposite to the headstock, of the first pipe fitting in a sliding mode, and one end, opposite to the headstock, of the second pipe fitting is connected with a grab handle.
9. The retractable and transformable wrench of claim 8, wherein: the driving end of the driving rod is in a quadrangular prism shape, and the included angle is equal to 90 degrees.
10. The retractable and transformable wrench of claim 8, wherein: the cross-sectional shape of the mid-section in the radial direction of the second imaginary extension line can be circular or quadrangular.
CN201910436392.9A 2019-05-23 2019-05-23 Telescopic and deformable wrench Active CN111975699B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910436392.9A CN111975699B (en) 2019-05-23 2019-05-23 Telescopic and deformable wrench

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910436392.9A CN111975699B (en) 2019-05-23 2019-05-23 Telescopic and deformable wrench

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CN111975699A true CN111975699A (en) 2020-11-24
CN111975699B CN111975699B (en) 2022-08-23

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080141833A1 (en) * 2006-12-15 2008-06-19 Shen Jui-Chi Ratchet wrench with rotatable head
CN202225125U (en) * 2011-08-16 2012-05-23 李润中 Dual-purpose socket spanner
CN203804850U (en) * 2013-12-26 2014-09-03 林群富 Connecting rod telescopic socket spanner
TWM549675U (en) * 2017-06-22 2017-10-01 Demitec Gmbh Improved structure of retractable wrench
CN108818375A (en) * 2018-09-12 2018-11-16 泰兴市协力量具有限公司 A kind of telescopic spanner quickly used
CN210678523U (en) * 2019-05-23 2020-06-05 王硕锋 Telescopic and deformable wrench

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080141833A1 (en) * 2006-12-15 2008-06-19 Shen Jui-Chi Ratchet wrench with rotatable head
CN202225125U (en) * 2011-08-16 2012-05-23 李润中 Dual-purpose socket spanner
CN203804850U (en) * 2013-12-26 2014-09-03 林群富 Connecting rod telescopic socket spanner
TWM549675U (en) * 2017-06-22 2017-10-01 Demitec Gmbh Improved structure of retractable wrench
CN108818375A (en) * 2018-09-12 2018-11-16 泰兴市协力量具有限公司 A kind of telescopic spanner quickly used
CN210678523U (en) * 2019-05-23 2020-06-05 王硕锋 Telescopic and deformable wrench

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