TWI675724B - Efficient rotation structure of wrench and wrench thereof - Google Patents

Abstract

The invention provides a wrench quick-rotation structure and a wrench thereof, which are provided in conjunction with a seat body and a ratchet head of the wrench. The seat body is pivotally connected with a first pivoting portion and a second pivoting portion of the rocker arm, so that the rocker arm can be opposite The base is pivoted between a collapsed position and a driving position. In the collapsed position, the rocker arm is superimposed on the base body, and in the driving position, the rocker arm extends on one side of the base body and can drive the base body to rotate outside the base body to achieve The effect of being able to rotate the ratchet head quickly.

Description

Fast rotating structure of wrench and its wrench (1)

The invention relates to a quick-rotation structure of a wrench and a spanner thereof, and more particularly to a structure for quickly rotating a ratchet head used on a spanner.

The industry often uses a wrench with a ratchet head to drive the screw (screw or nut) to tighten or loosen, and the wrench has the function of one-way reciprocating driving. Therefore, when driving the screw, you do not need to weigh as a fixed wrench. The cover is engaged with the rotating member, so that it can have better working efficiency when loosening or tightening the rotating member.

However, when the rotating part has been rotated on the object but there is no resistance, for example, if the sleeve of the wrench is engaged with the rotating part to perform the rotating operation, the wrench cannot produce a one-way rotating effect on the rotating part. The rotating part will only rotate back and forth with the pull of the wrench. If the operator wants to rotate the rotating part quickly, he often rotates the rotating part by hand, but the wrench and the rotating part must be rotated before rotating the rotating part by hand. The parts are detached, so the wrench cannot be directly loosened or tightened in the state where the sleeve is engaged with the rotating part, thereby causing the inconvenience and inefficiency of the wrench to drive the rotating part.

Therefore, how to solve the problem of the conventional wrench is the focus of the present invention to solve and improve.

In order to solve the above-mentioned problem, the present invention provides a wrench quick-rotation structure and a wrench thereof. The rocker arm is pivoted on one side of the base body, and the rocker arm can swing a closed position or a drive position relative to the base body pivot. In the driving position, the base body is driven to rotate, so that the ratchet head linked with the base body can be quickly rotated.

In order to achieve the foregoing object, the present invention provides a wrench quick-rotation structure for rapidly rotating a ratchet head of a wrench, comprising: a base body, which is provided in linkage with the ratchet head, the base body has a predetermined height, and has a A first pivot joint portion; a rocker arm having a second pivot joint portion on one side, the second pivot joint portion and the first pivot joint portion are pivotally connected in an axial direction, and the axial direction is perpendicular to the height direction of the base body, The rocker arm can be tilted in the axial direction and pivoted relative to the base body between a folded position and a driving position. In the folded position, the rocker arm is superimposed on the base body; in the driving position, the rocker arm is in a The side is extended to drive the seat body to rotate outside the seat body.

In order to achieve the foregoing object, the present invention further provides a wrench with a wrench quick-rotation structure, including: a wrench having a driving end and a ratchet head at the driving end; a base body provided in conjunction with the ratchet head, and the base body having a A predetermined height and a first pivoting portion on one side; a rocker arm having a second pivoting portion on one side; the second pivoting portion and the first pivoting portion are pivotally connected in an axial direction; In the direction perpendicular to the height of the base body, the rocker arm can be tilted in the axial direction and pivoted relative to the base body between a closed position and a driving position. In the closed position, the rocker arm is superimposed on the base body; in the driving position At this time, the rocker arm protrudes on one side of the base body and can drive the base body to rotate outside the base body.

Therefore, when the rotating part can be freely rotated without resistance from the rotating object, the rocker arm can be located at the driving position on the base body, and the ratchet head can be rapidly driven by the rocker arm to drive the base body to rotate. It can be linked to the rotating parts on the object, and then rotate the rotating parts quickly, and when the wrench is engaged with the rotating part on the set sleeve, the rotating part can be directly loosened on the object. Detach or screw into the tightening action, it is not necessary to detach the wrench during the rotation of the rotating member to achieve the convenience of the wrench driving the rotating member It has better efficiency when the rotating part is loosened or tightened on the object.

10‧‧‧ wrench

11‧‧‧Driver

12‧‧‧ Ratchet head

121‧‧‧ Ontology

122‧‧‧Operation Department

123‧‧‧Sleeve

124‧‧‧Press button

125‧‧‧ keyhole

13‧‧‧Dial block

20‧‧‧ seat

21‧‧‧ opening

22‧‧‧ pivot ear

221‧‧‧First shaft hole

23‧‧‧Groove

24‧‧‧ bottom

241‧‧‧through hole

242‧‧‧perforation

25‧‧‧Lock Firmware

30‧‧‧ rocker

31‧‧‧Shake

32‧‧‧ Pivot Block

321‧‧‧Second shaft hole

33‧‧‧through hole

40‧‧‧screw

50‧‧‧ Shaft

60‧‧‧ Object

A‧‧‧Axial

P1‧‧‧ Collapsed position

P2‧‧‧Drive position

FIG. 1 is a perspective view of a seat body and a rocker arm of the present invention in a folded position.

FIG. 2 is a schematic diagram of a seat body and a rocker arm assembly of the present invention.

FIG. 3 is a perspective external view of a seat body and a rocker arm of the present invention in a driving position.

FIG. 4 is a schematic diagram of the fast rotation structure of the present invention set on a wrench.

FIG. 5 is another schematic diagram of the quick rotation structure of the present invention set on a wrench.

FIG. 6 is a schematic diagram of a wrench driving a rotary member of the present invention to rotate counterclockwise with a sleeve.

FIG. 7 is a schematic top view of the base of the present invention rotating counterclockwise via a rocker arm.

FIG. 8 is a schematic diagram of the seat body of the present invention rotating to cause the sleeve to continuously move the screw upward.

In order to facilitate the description of the central idea of the present invention in the above-mentioned summary of content, specific embodiments are described below. Various objects in the embodiments are depicted in proportions, sizes, deformations, or displacements suitable for illustration, rather than in proportion to actual elements, which will be described together.

Please refer to FIG. 1 to FIG. 8. The present invention provides a wrench quick-rotation structure and a wrench thereof, which include a wrench 10, a base 20 and a rocker arm 30, wherein the wrench 10 has a driving end 11 and the wrench 10 A ratchet head 12 is provided at the driving end 11. In this embodiment, the ratchet head 12 has a main body 121 and an operation portion 122. The main body 121 is provided on the driving end 11, and the operation portion 122 is extended on one side of the driving end 11. The main body 121 is inside the driving end 11. Ratchets (not shown) are activated to rotate in one direction. The operating part 122 can be connected with a sleeve 123 to engage the rotating parts (as shown in Figs. 6 and 8). The rotating member is, for example, a screw 40, and the rotating member may be a nut.

The ratchet head 12 of this embodiment has a pressing button 124 at the center. When the sleeve 123 connected to the operation portion 122 is to be withdrawn, the pressing button 124 can be pressed to make the sleeve 123 easy to disengage from the operation portion 122. In addition, the wrench 10 of this embodiment is a two-way driveable wrench, which has a block 13 that can be moved back and forth in three positions, such as two sides and the middle, so that the wrench 10 can be individually clocked or counterclockwise.向 Drive. However, the wrench 10 of the above embodiment is only used for explanation here, and is not limited to the aforementioned two-way driving wrench, such as a one-way driving wrench.

The base 20 is provided in linkage with the ratchet head 12. The base 20 has a predetermined height, and the base 20 has a first pivoting portion on one side. The rocker arm 30 has a second pivoting portion on one side, and the second pivoting portion and the first pivoting portion are pivotally connected in an axial direction A. The axial direction A is perpendicular to the height direction of the base body 20. The rocker arm 30 may be along the axis. Tilt to A and pivot relative to the base 20 between a closed position P1 and a drive position P2 (as shown in Figs. 1 and 3). At the closed position P1, the rocker arm 30 overlaps the base 20 ; In the driving position P2, the rocker arm 30 extends on one side of the base body 20 and can drive the base body 20 to rotate outside the base body 20.

The base body 20 is cylindrical in this embodiment. The rocker arm 30 of this embodiment has a circular shape corresponding to the base body 20. The rocker arm 30 has a rocker 31 on the opposite side of the second pivot joint. When driving position P2, it protrudes from rocker arm 30. Base 20 has an opening 21 on the opposite side of the first pivoting portion. Rocker arm 30 is received in opening 21 when in the closed position P1. In the first pivot joint portion described in this embodiment, the base body 20 has two symmetrically arranged pivot ears 22 on one side, and the two pivot ears 22 each have a first shaft hole 221 coaxially provided.

The second pivoting part described in this embodiment is a pivoting block 32 provided on one side of the swing arm 30. The pivoting block 32 has a second shaft hole 321, and the pivoting block 32 can be provided on the two pivot ears 22. Among them, the pivot joint block 32 and the two pivot ears 22 are aligned, the two first shaft holes 221 and the second shaft holes 321 communicate coaxially, and two shaft shafts 221 and the second shaft holes are penetrated by a shaft member 50. 321, by which the two pivot ears 22 and the pivot block 32 are pivotally connected.

In this embodiment, the rocker arm 30 has a ring shape and has a through hole 33. The base 20 has a groove 23 corresponding to the through hole 33 at the closed position P1. The base 20 has a bottom 24 at the bottom of the groove 23 The ratchet head 12 is detachably connected to the bottom 24. In detail, the center of the bottom wall 24 has a through hole 241, which is connected to the groove 23, and the through hole 241 communicates with the opening 21 on one side. The bottom wall 24 has two perforations 242 respectively located in the through hole 241. On opposite sides, the ratchet head 12 of this embodiment has two locking holes 125 in the body 121, and the positions of the two locking holes 125 correspond to the two perforations 242. The bottom wall 24 can use two locking members 25 (in this embodiment, screws) The two through holes 242 are respectively inserted into the two lock holes 125 to lock them. At this time, a pressing button 124 is exposed in the through hole 241 to facilitate pressing.

In the quick-rotation structure of the wrench and the wrench described in this embodiment, in actual operation, if the screw 40 that has been locked on the object 60 is detached, since the screw 40 is still locked, the screw 40 can be corresponding at this time. The sleeve 123 of the size is installed on the operation part 122 of the ratchet head 12 and the sleeve 123 is engaged with the screw 40. As shown in FIG. 6, the wrench 10 can be moved in the counterclockwise direction to lock the screw on the object 60. 40 is unidirectionally driven to unscrewing. When the screw 40 is loosened to a freely rotating state, if the wrench 10 is continued to move, the screw 40 is only rotated back and forth. At this time, the rocker arm 30 can be tilted from the folded position P1 to the drive position P2 on the base 20 , And the rocker arm 31 is used to drive the rocker arm 30 to continue to rotate in the counterclockwise direction, as shown in FIG. 7, or the finger can be placed in the through hole 33 to swing the rocker arm 30 (not shown in the figure) ), And the screw 40 is further rotated and moved upward through the sleeve 123 (as shown in FIG. 8) until the screw 40 is disengaged.

Conversely, if the screw 40 is to be locked back to the object 60, the screw 40 engaged with the sleeve 123 can be attached to the object 60, and the operation portion 122 can be continuously rotated in a clockwise direction, and the screw 40 can also be driven through the sleeve 123. Continue to rotate until the tightness is generated. At this time, you can change the clockwise direction to pull the wrench 10, so that the screw 40 on the object 60 is driven to lock in one direction.

From the above description, it is not difficult to find the features of the present invention, which are:

1. When the resistance of the screw 40 set on the object 60 has not allowed the wrench 10 to be driven back and forth in one direction In order to rotate the screw 40 on the object 60 to the state that the wrench 10 can be driven back and forth during the rotation, the rocker arm 30 can be used on the base 20 at the driving position P2, and the rocker 30 is used to drive the base. 20 is rotated so that the ratchet head 12 is rapidly driven and rotated, and the interlocking screw 40 can be rapidly rotated on the object 60 to be rotated. Therefore, in the state where the wrench 10 is engaged with the screw 40 on the sleeve 123 provided, that is, the screw 40 is not detached from the sleeve 123, the screw 40 can be directly unscrewed from the object 60 to detach, or Screwing the object 60 to the tightening action, so it is not necessary to detach the wrench 10 during the rotation of the screw 40 to achieve the convenience of driving the screw 40 by the wrench 10, and the screw 40 is better when it is loosened or tightened on the object 60 s efficiency.

2. As for the wrench 10 of this embodiment, when the driving end 11 has a shifting block 13 next to the ratchet head 12, because the base 20 has a predetermined height, the swinging arm 30 can avoid the shifting block 13 when the 30th position is at the driving position P2. When the rocker arm 30 is driven, the rocker arm 30 does not touch the block 13, thereby avoiding the problem that the rocker arm 30 does not rotate smoothly due to the block 13 being blocked.

3. In addition to the aforementioned rocker arm 30, the rocker arm 31 can be held by a person to move it, and the through hole 33 of the rocker arm 30 can also be used to put a finger in and swing the rocker arm 30 in a circular manner to enable The rocker arm 30 is driven in different ways to achieve the convenience of driving the rocker arm 30 to rotate.

It must be noted that, in the above embodiment, the base 20 and the ratchet head 12 are two different components, and are combined together by a locking assembly, but not limited to this. For example, the base 20 and the ratchet head 12 are also It can be integrated, and the effect of interlocking the seat body 20 and the ratchet head 12 can also be achieved.

The above-mentioned embodiments are only used to illustrate the present invention, and are not intended to limit the scope of the present invention. Various modifications or changes which do not violate the spirit of the present invention belong to the scope of the present invention.

Claims (8)

A wrench quick-rotation structure for rapidly rotating a ratchet head of a wrench, comprising: a base body provided in linkage with the ratchet head, the base body having a predetermined height, and a first pivoting portion on one side; The rocker arm has a second pivoting portion on one side, the second pivoting portion and the first pivoting portion are pivotally connected in an axial direction, the axial direction is perpendicular to the height direction of the base body, the rocker arm It can be tilted along the axial direction to pivot relative to the base body between a collapsed position and a drive position. In the collapsed position, the rocker arm is superimposed on the base body; in the drive position, the rocker An arm extends on one side of the base body and can drive the base body to rotate outside the base body; wherein the base body is cylindrical, the rocker arm is circular corresponding to the base body, and the rocker arm is in the first Opposite sides of the two pivotal portions have a rocker, which protrudes from the rocker arm when in the driving position, and the base has an opening on the opposite side of the first pivotal portion, and the rocker arm It is contained in the opening when it is closed. The wrench quick-rotation structure according to claim 1, wherein the rocker arm is annular and has a through hole, and the base body has a groove corresponding to the through hole when it is in the folded position, and the base body is in the groove. The bottom has a bottom wall, and the ratchet head is detachably combined with the bottom wall. The wrench quick-rotation structure according to claim 2, wherein the center of the bottom wall has a through hole communicating with the groove, the through hole communicates with the opening on one side, and the bottom wall has two perforations respectively located in the through hole. On opposite sides, the ratchet head has lock holes provided in positions corresponding to the two perforations, and the bottom wall can pass through the two perforations with two lock members to be fixed to the two lock holes. The wrench quick-rotation structure according to claim 1, wherein the first pivot joint part has two symmetrically arranged pivot ears on one side of the base body, and the two pivot ears each have a coaxial first shaft Hole, the second pivot joint is a pivot joint block provided on one side of the rocker arm, the pivot joint block has a second shaft hole, and the pivot joint block can be disposed in the two pivot ears and the two first A shaft hole communicates with the second shaft hole coaxially, and a shaft member passes through the two first shaft holes and the second shaft hole to pivotally connect the two pivot ears and the pivot block. A wrench with a wrench quick-rotating structure includes: a wrench having a driving end and a ratchet head at the driving end; a base body provided in conjunction with the ratchet head, the base body having a predetermined height, and a A side is provided with a first pivoting portion; a rocker arm is provided with a second pivoting portion on one side, the second pivoting portion and the first pivoting portion are pivotally connected along an axial direction, and the axial direction is perpendicular to the In the height direction of the base body, the rocker arm can be tilted along the axial direction to pivot relative to the base body between a folded position and a driving position. In the folded position, the rocker arm is superposed on the base body. ; In the driving position, the rocker arm protrudes on one side of the base body and can drive the base body to rotate outside the base body; wherein the base body is cylindrical, and the rocker arm corresponds to the base body; Round, the rocker arm has a rocker on the opposite side of the second pivot part, the rocker protrudes from the rocker when in the driving position, and the seat is on the opposite side of the first pivot part There is an opening, and the rocker arm is accommodated in the opening when the folded position. The wrench with the wrench quick-rotation structure according to claim 5, wherein the rocker arm is annular and has a through hole, and the base body has a groove corresponding to the through hole when the folded position is in place, and the base body is in The bottom of the groove has a bottom wall, and the ratchet head is detachably coupled with the bottom wall. The wrench with a wrench quick-rotation structure according to claim 6, wherein a center hole of the bottom wall communicates with the groove, the through hole communicates with the opening on one side, and the bottom wall has two perforations respectively located in the bottom wall On the opposite sides of the through hole, the ratchet head has lock holes provided corresponding to the two perforations, and the bottom wall can be locked to the two lock holes by passing through the two perforations with two lock members. The wrench with a quick-rotation structure of a wrench according to claim 5, wherein the first pivotal connection part has two symmetrically arranged pivot ears on one side of the base body, and the two pivot ears each have a coaxial and A first shaft hole, and the second pivoting part is a pivoting block provided on one side of the rocker arm, the pivoting block has a second shaft hole, and the pivoting block can be provided in the two pivot ears; The two first shaft holes communicate with the second shaft hole coaxially, and the two first shaft holes and the second shaft hole are penetrated by a shaft member to pivotally connect the two pivot ears and the pivot connection block.