TWM494064U - Wrench capable of adjusting usage angle - Google Patents

Description

Adjustable angle wrench

This creation is related to a wrench, especially a wrench that can be adjusted in angle.

A wrench is a hand tool used to turn a bolt, nut or other workpiece that is difficult to turn by hand, but the user must constantly change when operating in a narrow operating space or under the barrier of other structures around it. The angle of the grip allows the wrench head to be properly nested with the mating workpiece. This type of operation is bound to cause considerable problems for the user.

In order to solve the above problem, the Republic of China Announcement No. I241940 patent controls the angle adjustment of the wrench head by the combination of the positioning rod and the adjusting rod between the wrench head and the wrench grip. However, in the conventional patent case, the positioning rod The adjustment lever is in a tilting configuration. In addition to the complicated structure and the laborious operation, the adjustment rod can not provide a satisfactory positioning effect on the wrench head. Therefore, there is a need for improvement in structure.

The main purpose of the present invention is to provide a wrench that can adjust the angle of use effortlessly, quickly and surely to increase operational convenience.

In order to achieve the above object, the wrench of the present invention comprises a handle, a wrench head, and a positioning component. The handle has an active end, the active end has a pivoting groove, a radial through hole, and a connecting the pivoting groove and the radial direction An axial through hole of the through hole; the wrench head has a pivoting portion, the pivoting portion is pivotally disposed in the pivoting groove of the handle, and a peripheral portion of the pivoting portion is provided with a first positioning tooth portion; the positioning component has a a positioning member, two control plugs, and two returning elastic members, the positioning member is axially movably disposed in the axial through hole of the handle, and one end of the positioning member has a second positioning tooth portion, the second The positioning tooth portion is engaged with the first positioning tooth portion of the wrench head for providing a clamping effect on the wrench head, and the other end of the positioning member has two first abutting portions, and the two control pins are axially movable Provided in the radial through hole of the handle and respectively having a second abutting portion respectively abutting the first abutting portion of the positioning member for providing the positioning member The positioning effect is that the two return elastic members are disposed in the radial through holes of the handle and respectively respectively abut against a control plug for providing a reset force to the control pin.

As can be seen from the above, when the two control pins are simultaneously pressed, the second abutting portion of the two control pins releases the force of the first abutting portion of the positioning member, so that the positioning member can be on the axis of the handle Moving in the perforation to release the snap relationship with the wrench head, the wrench head can achieve the purpose of adjusting the use angle by pivoting relative to the handle.

10‧‧‧Wrench

20‧‧‧Handle

21‧‧‧First end

22‧‧‧second end

23‧‧‧U-shaped opening

24‧‧‧ pivot slot

25‧‧‧ Radial perforation

252‧‧‧ Large diameter section

254‧‧‧Small path

256‧‧‧ shoulder

26‧‧‧Axial perforation

30‧‧‧ wrench head

31‧‧‧ ratchet seat

32‧‧‧ratchet

33‧‧‧ pivotal department

34‧‧‧ pivot

35‧‧‧First positioning tooth

40‧‧‧ Positioning components

50‧‧‧ positioning parts

51‧‧‧Second positioning tooth

52‧‧‧First Abutment

53‧‧‧ first gap

54‧‧‧First bevel

55‧‧‧First abutment plane

60‧‧‧Control bolt

61‧‧‧ head

62‧‧‧ Body

63‧‧‧Second Abutment

64‧‧‧second gap

65‧‧‧second bevel

66‧‧‧Second abutment plane

70‧‧‧Reset elastic parts

The first picture is a perspective view of the creation.

Figure 2 is an exploded perspective view of the creation.

Figure 3 is a cross-sectional view of the creation, mainly showing the state of the control plug before pressing.

Fig. 4 is similar to Fig. 3 and mainly shows the state of the control pin after pressing.

Figure 5 is another perspective view of the creation, mainly showing the adjustment of the wrench head.

The state after the angle.

Referring to Figures 1 and 2, the wrench 10 of the present invention includes a handle 20, a wrench head 30, and a positioning assembly 40.

The handle 20 has a first active end 21 and a second active end 22. The first active end 21 has a U-shaped opening 23 for engaging a bolt or a nut, and the second working end 22 has a pivoting slot 24. a radial through hole 25 and an axial through hole 26. As shown in FIG. 3, the radial through hole 25 has two large diameter segments 252 and a small diameter portion 254, and the small diameter portion 254 is coupled to the two large diameter segments 252. Between the small diameter section 254 and the two large diameter sections 252, a shoulder 256 is formed respectively. Further, the axial through hole 26 communicates between the pivoting groove 24 and the small diameter section 254 of the radial through hole 25.

The wrench head 30 has a ratchet seat 31 and a ratchet 32 rotatably disposed on the ratchet seat 31. One side of the ratchet seat 31 has a pivoting portion 33. The pivoting portion 33 is received in the pivoting slot 24 of the handle 20. The pivoting portion 34 is pivotally connected to the handle 20, and the outer peripheral surface of the pivoting portion 33 is provided with a first positioning tooth portion 35.

The positioning assembly 40 has a positioning member 50, two control pins 60, and two return elastic members 70, wherein: as shown in Figures 2 and 3, the positioning member 50 is axially movably disposed on the axial through hole 26 of the handle 20. In addition, one end of the positioning member 50 has a second positioning tooth portion 51. The positioning member 50 is engaged with the first positioning tooth portion 35 of the wrench head 30 by the second positioning tooth portion 51 for providing the wrench head 30. The first end of the positioning member 50 has two first abutting portions 52 and a first notch 53 interposed between the two first abutting portions 52. Each of the first abutting portions 52 has a first The inclined surface 54 and a first abutting plane 55 that engages the first inclined surface 54.

As shown in Figures 2 and 3, the control pin 60 is axially movable to The radial through hole 25 of the handle 20 has a head portion 61 and a body portion 62. A portion of the head portion 61 is exposed outside the radial through hole 25 of the handle 20 for pressing by the user. The body portion 62 is The head 61 extends axially outwardly and has a second abutting portion 63 and a second notch 64 adjoining the second abutting portion 63. The second abutting portion 63 is received in the first notch 53 of the positioning member 50 and The second inclined surface 65 and the second abutting surface 66 of the second inclined surface 65 of the control plug 60 are used for the first abutting portion 52 of the positioning member 50. The first inclined surface 54 abuts against the second abutting surface 66 of the second abutting portion 63 of the control pin 60 for abutting against the first abutting surface 55 of the first abutting portion 52 of the positioning member 50.

As shown in FIGS. 2 and 3, each of the return elastic members 70 is sleeved on the body portion 62 of the control pin 60 and abuts against the shoulder portion 256 of the radial through hole 25 of the handle 20 and the head portion 61 of the control pin 60, respectively. The end face is used to provide a reset force to the control pin 60.

According to the above configuration, when the two control pins 60 have not been pressed, as shown in FIG. 3, the second inclined surface of the second abutting portion 63 of the control pin 60 is controlled by the elastic force of the control elastic member 70 on the control pin 60. 65 abuts against the first inclined surface 54 of the first abutting portion 52 of the positioning member 50, and the second abutting surface 66 of the second abutting portion 63 of the control pin 60 also abuts against the first position of the positioning member 50. The first abutting surface 55 of the abutting portion 52, the positioning member 50 at this time is restricted by the two control pins 60 and cannot move in the axial through hole 26 of the handle 20. Therefore, the wrench head 30 is at the positioning member 50. In the unmovable condition, the grip 20 cannot be pivoted by the latching relationship with the positioning member 50, that is, the angle of use cannot be adjusted.

When the angle of use of the wrench head 30 is to be adjusted, the heads 61 of the two control pins 60 are first pressed simultaneously. As shown in FIG. 4, the two control pins 60 are brought close to each other to compress the return elastic member 70. The process of the bolts 60 moving toward each other The second notch 64 of the control pin 60 accommodates the first abutment portion 52 of the positioning member 50 to avoid interference between the body portion 62 of the control pin 60 and the first abutment portion 52 of the positioning member 50. At the same time, the second abutting portion 63 of the control pin 60 is disengaged from the first abutting portion 52 of the positioning member 50, whereby the two control pins 60 release the holding force on the positioning member 50, so that the positioning member 50 can be gripped. The axial hole 26 of the handle 20 moves to release the locking relationship with the wrench head 30. At this time, the wrench head 30 can be adjusted by the pivoting of the handle 20, as shown in FIG. 5, until After the adjustment to the proper angle position, the two control pins 60 are released, so that the second abutting portion 63 of the two control pins 60 abuts against the first abutting portion 52 of the positioning member 50 to complete the positioning of the wrench head 30.

In summary, the wrench 10 of the present invention adjusts the use angle of the wrench head 30 by the combination of the two control bolts 60 and the positioning member 50. Compared with the conventional technology, the creation is not only more labor-saving and quick in operation. And convenient, and can improve the positioning effect of the wrench head 30, in order to achieve the purpose of the creation.

22‧‧‧second end

24‧‧‧ pivot slot

25‧‧‧ Radial perforation

26‧‧‧Axial perforation

30‧‧‧ wrench head

31‧‧‧ ratchet seat

32‧‧‧ratchet

33‧‧‧ pivotal department

34‧‧‧ pivot

35‧‧‧First positioning tooth

40‧‧‧ Positioning components

50‧‧‧ positioning parts

51‧‧‧Second positioning tooth

52‧‧‧First Abutment

53‧‧‧ first gap

60‧‧‧Control bolt

61‧‧‧ head

62‧‧‧ Body

63‧‧‧Second Abutment

64‧‧‧second gap

70‧‧‧Reset elastic parts

Claims (4)

The utility model relates to a wrench capable of adjusting an angle of use, comprising: a handle having an active end, the active end having a pivoting groove, a radial through hole, and an axial perforation communicating with the pivoting groove and the radial through hole a wrench head having a pivoting portion and a first positioning tooth portion, the pivoting portion being pivotally disposed in the pivoting groove of the handle, the first positioning tooth portion being disposed on the outer circumferential surface of the pivoting portion; And a positioning component having a positioning member, two control bolts, and two returning elastic members, the positioning member being axially movably disposed in the axial through hole of the handle, the one end of the positioning member having a second positioning tooth The second positioning tooth portion is engaged with the first positioning tooth portion of the wrench head, and the other end of the positioning member has two first abutting portions, and the two control pins are axially movably disposed on the handle And a second abutting portion respectively abutting the first abutting portion of the one of the positioning members, wherein the two returning elastic members are disposed in a radial direction of the grip Within the perforations and respectively against a control plug. The adjustable angle of use of the wrench of claim 1, wherein the first abutting portion of the positioning member has a first inclined surface and a first abutting surface that engages the first inclined surface, and the second abutting of each of the control pins The abutting portion has a second inclined surface and a second abutting surface that engages the second inclined surface. The first and second inclined surfaces abut each other, and the first and second abutting planes abut each other. The adjustable angle wrench according to claim 2, wherein the radial through hole of the handle has two large diameter segments and a small diameter segment, and the small diameter segment is connected between the two large diameter segments and communicates with the axis The through hole is formed such that a shoulder portion is formed at the junction between the small diameter segment and the two large diameter segments; each of the control pins has a head portion and a body portion, and the control pin has a head portion and a body portion. The head portion is partially exposed outside the radial through hole of the handle, and the body portion extends axially outward from the head portion and has the second abutting portion; each of the reset elastic members is sleeved on a body of the control pin And abutting against the radially perforated shoulder of one of the handles and the end surface of the head of the control plug. The adjustable angle wrench of claim 3, wherein the positioning member further has a first notch, the first notch being interposed between the two first abutting portions for receiving the second control plug The second abutting portion has a second notch, and the second notch abuts the second abutting portion for receiving the first abutting portion of the one of the positioning members.