TWI702117B - Torque joint structure - Google Patents

Abstract

The present invention relates to a torsion joint structure, which includes: a first system with a pivot seat, a first container and a second container; a second system with a pivot groove and a plurality of containers A groove and a plurality of sliding parts; a driving member is accommodated at the first accommodating groove, the driving member is freely rotatable at the first accommodating groove, and the driving member is displaceable at the first accommodating groove, The outer peripheral surface of the driving member is provided with a first peripheral surface; an elastic element is accommodated in the second receiving groove, and one end of the elastic element is elastically pressed against the driving member; each of the plurality of clamping parts The member is pivotally arranged at each accommodating groove, each clamping member can rotate freely in each accommodating groove, and the outer peripheral surface of the clamping member is provided with a second peripheral surface.

Description

Torque joint structure

The present invention is related to a torsion joint structure, in particular, in a torsion joint structure, the clamping part must pass the driving part, and the driving part and the clamping part should rotate relative to each other, and the driving part and the Rolling friction occurs between the clamping parts, and the driving part and the clamping part are less prone to wear and damage.

According to my previous knowledge, the conventional torsion joint structure is also the previous patent application that I have applied for. Taiwan patent application number: 107128588, certificate number: I659807, patent name: torque joint structure, the structure of the patent case is: one The torsion joint structure includes: a first body 10, one end of the first body 10 is provided with a first sleeve portion 11, the other end of the first body 10 is provided with a pivot seat 12, the pivot seat 12 It is in the shape of a round seat. One end of the pivot seat 12 is provided with a first receiving slot 13, and one end of the first receiving slot 13 is provided with a second receiving slot 14, which is connected to the first receiving slot 14 The groove 13 is in a communicating shape, the length direction of the second receiving groove 14 is perpendicular to the length direction of the first body 10, and a first pivot 16 is provided in the middle section of the first body 10. The first pivot 16 is arranged between the pivot seat 12 and the first fitting portion 11, the first pivot portion 16 is circular, and the diameter of the first pivot portion 16 is larger than the diameter of the pivot seat 12; A second body 20, the second body 20 is pivoted to the first body 10, one end of the second body 20 is provided with a second sleeve portion 21, and the other end of the second body 20 is provided with a pivot Slot 22, the pivotal slot 22 is pivoted with the pivotal seat 12, the pivotal slot 22 includes a plurality of locking portions 221 and a plurality of convex portions 222, the pivotal slot 22 can be relative to the pivotal seat 12 is rotated so that each locking portion 221 or each convex portion 222 is aligned with the first accommodating groove 13, the plurality of locking portions 221 and the plurality of convex portions 222 are arranged in an interval ring shape, the pivot One end of the groove 22 is provided with a third pivot portion 23, the third pivot portion 23 is pivoted to the first pivot portion 16, the third pivot portion 23 is in communication with the pivot groove 22, and the third pivot portion 23 The pivot 23 is in the shape of a circular groove; a driving member 30 is accommodated in the first receiving groove 13 and the driving member 30 can be displaced at the first receiving groove 13; an elastic element 40 The elastic element 40 is accommodated in the second accommodating groove 14, one end of the elastic element 40 is elastically pressed against the driving member 30, and the axis of the elastic element 40 is in line with the axis of the first body 10 The second fitting portion 21 is driven vertically. When any one of the locking portions 221 of the pivotal groove 22 is aligned with the first receiving groove 13, the driving member 30 is elastically supported by the elastic element 40. When pressed and locked at the locking portion 221, the second body 20 drives the driving member 30 and the first body 10 to rotate.

However, the lack of the conventional structure is that: please supplement as shown in the seventh and ninth figures of the bulletin, driving the second sleeve portion 21, and the second body 20 drives the driving member 30 and the first body 10. When the first body 10 is resisted by the rotation, when the driving member 30 is displaced to be locked with the next locking portion 221, although the driving member 30 rotates somewhat when it is displaced, the convex portion 222 is Convex arc shape, when the driving member 30 passes over the convex portion 222, sliding friction will occur to some extent. After long-term use, the pivotal groove 22 or the driving member 30 may wear out and cause loss of operation. If you want to continue using it The second body 20 or the driving member 30 needs to be replaced, which has a higher cost.

In view of the above-mentioned shortcomings of the conventional structure, the inventors have used years of experience in manufacturing, production and design in related industries to finally have a product with a torque joint structure that can solve the drawbacks of the conventional structure.

In the conventional torsion joint structure, the convex part is in the shape of a convex arc. When the driving part crosses the convex part, sliding friction will occur to some extent. After long-term use, the pivotal groove or the driving part may be worn out. Operation is lacking; in the torsion joint structure of the present invention, the clamping member has to pass the driving member, and the driving member and the clamping member should rotate relative to each other, and rolling occurs between the driving member and the clamping member Friction, the driving part and the clamping part are less prone to wear and damage. If damaged, the driving part and the clamping part can be replaced with a lower cost.

The present invention relates to a torsion joint structure, which includes: a first system with a pivot seat, a first container and a second container; a second system with a pivot groove and a plurality of containers A groove and a plurality of sliding parts; a driving member is accommodated at the first accommodating groove, the driving member is freely rotatable at the first accommodating groove, and the driving member is displaceable at the first accommodating groove, The outer peripheral surface of the driving member is provided with a first peripheral surface; an elastic element is accommodated in the second receiving groove, and one end of the elastic element is elastically pressed against the driving member; each of the plurality of clamping parts The member is pivoted at each accommodating groove, each clamping member can be freely rotated in each accommodating groove, the outer peripheral surface of the clamping member is provided with a second peripheral surface, and the second peripheral surface is Abut against the first circumferential surface.

The clamping part must pass the driving part. The driving part and the clamping part should rotate relative to each other, and rolling friction occurs between the two. The driving part and the clamping part are less likely to be worn and damaged. If it is damaged, the driving part and the clamping part can be replaced with a lower cost. When the driving part is displaced along the sliding part, the driving part should naturally roll at the sliding part. There is rolling friction between the driving part and the sliding part. The driving part is less Easy to wear. The probability of rolling friction between the driving member and the clamping member is greatly increased, and the probability of rolling friction between the driving member and the sliding part is greatly increased, and the driving member and the clamping member are less worn .

In order to enable the members of the Jun Council and those familiar with the art to fully understand the effects of the present invention, the structure and composition of the present invention are described in conjunction with the drawings and figure numbers. However, the following are only used to explain the implementation of the present invention For example, it is not an attempt to restrict the present invention in any form, so any modification made under the spirit of the present invention should still fall within the protection scope of the present invention.

10‧‧‧The first body

11‧‧‧The first set

12‧‧‧Pivot Seat

13‧‧‧First container

14‧‧‧Second container

15‧‧‧First joint

16‧‧‧First Hub

17‧‧‧First buckle groove

18‧‧‧Second Hub

181‧‧‧Second Joint

20‧‧‧Second Body

21‧‧‧Second Set

211‧‧‧The third set

22‧‧‧Pivot Slot

221‧‧‧Containing Slot

222‧‧‧Slippage

223‧‧‧First circle center

224‧‧‧First round

23‧‧‧The Third Hub

24‧‧‧Second buckle groove

25‧‧‧Missing slot

26‧‧‧Fourth Hub

27‧‧‧Perforation

28‧‧‧Huangou

29‧‧‧The third joint

291‧‧‧First Arrival

30‧‧‧Drive parts

31‧‧‧First week

32‧‧‧Drive film

40‧‧‧Elastic element

50‧‧‧First assembly

60‧‧‧Card Parts

61‧‧‧Second Week

70‧‧‧Buckle

71‧‧‧Fastening part

80‧‧‧Second combination

81‧‧‧The fourth joint

82‧‧‧Second Arrival

The first figure is a three-dimensional exploded view of the torque joint structure of the present invention.

The second figure is a perspective view of the second body of the torque joint structure of the present invention.

The third figure is a front view of the second body of the torsion joint structure of the present invention.

The fourth figure is a three-dimensional assembly diagram of some components of the torque joint structure of the present invention.

Figure 5 is a three-dimensional assembly view of the torque joint structure of the present invention.

Figure 6 is a front view of the torque joint structure of the present invention.

Figure 7 is a cross-sectional view at A-A in Figure 6 of the present invention.

Figure 8 is a front view of another operating state of the torque joint structure of the present invention.

Figure ninth is a cross-sectional view of the eighth figure A-A of the present invention.

Figure 10 is a cross-sectional view of the second embodiment of the present invention.

Figure 11 is an exploded perspective view of the third embodiment of the present invention.

Figure 12 is a perspective view of the second body of the third embodiment of the present invention.

Figure 13 is a cross-sectional view of the third embodiment of the present invention.

Figure 14 is an exploded perspective view of the fourth embodiment of the present invention.

Figure 15 is a cross-sectional view of the fourth embodiment of the present invention.

Figure 16 is an exploded perspective view of the fifth embodiment of the present invention.

First, please refer to the first to third figures. The first figure is a perspective exploded view of the torsion joint structure of the present invention, the second figure is a perspective view of the second body 20 of the torsion joint structure of the present invention, and the third figure is a torsion joint structure of the present invention. The front view of the second body 20 of the joint structure. The present invention relates to a torsion joint structure, which includes: a first body 10, one end of the first body 10 is provided with a first sleeve portion 11, the first sleeve portion 11 is in the shape of a quadrangular head, the other end of the first body 10 is provided with a pivot seat 12, the pivot seat 12 is in the shape of a round seat, and one end of the pivot seat 12 is provided with a first receiving groove 13, the The first container 13 is in the shape of a concave long arc groove, one end of the first container 13 is provided with a second container 14, the second container 14 is in communication with the first container 13, the first container 13 The length direction of the two pockets 14 is perpendicular to the length direction of the first body 10, the second pocket 14 is in the shape of a circular slot, and the axis of the second pocket 14 is aligned with the axis of the first body 10 The center is perpendicular to each other. One end of the second container 14 is provided with a first coupling portion 15 which communicates with the second container 14, and the second container 14 is attached to the first Between a receiving groove 13 and the first joining portion 15, the first joining portion 15 is away from the first receiving slot 13, the first joining portion 15 is in the shape of an internal thread, and the middle section of the first body 10 A first pivot portion 16 is provided, and the first pivot portion 16 is provided between the first sleeve portion 11 and the pivot seat 12, the The first pivot portion 16 is circular, the diameter of the first pivot portion 16 is greater than the diameter of the pivot seat 12, the first pivot portion 16 is provided with a first buckle ring groove 17, the first buckle The ring groove 17 is in the shape of a concave ring groove, the pivot seat 12 is protrudingly provided with a second pivot portion 18, and the pivot seat 12 is provided between the first pivot portion 16 and the second pivot portion 18. The second pivot portion 18 is circular, the diameter of the pivot seat 12 is greater than the diameter of the second pivot portion 18, and the second pivot portion 18 is provided with a second coupling portion 181 in the shape of an internal thread; A second body 20, as shown in the second figure, the second body 20 is pivoted to the first body 10, and one end of the second body 20 is provided with a second sleeve 21, the second body 20 The fitting portion 21 is in the shape of a quadrangular groove. The outside of the second fitting portion 21 is provided with a third fitting portion 211. The third fitting portion 211 is hexagonal head. The other end of the second body 20 is A pivoting groove 22 is provided for the pivoting seat 12 to be pivoted. Please refer to the third figure. The pivoting groove 22 includes a plurality of receiving grooves 221 and a plurality of sliding parts 222 , The pivotal groove 22 is rotatable relative to the pivotal seat 12 so that each accommodating groove 221 or each sliding portion 222 is aligned with the first accommodating groove 13, the plural accommodating grooves 221 and the plural sliding The moving parts 222 are arranged in a spaced ring shape, the accommodating grooves 221 are circular grooves, each accommodating groove 221 is in communication with the pivotal groove 22, and the sliding parts 222 are in a concave arc shape. The number of the accommodating groove 221 and the sliding portion 222 is six each, the center of each accommodating groove 221 is the first center 223, and the plurality of sliding portions 222 form a first circle 224. A circle 224 is also the inner peripheral surface of the pivoting groove 22, the first center 223 is set outside the range of the first circle 224, and one end of the pivoting groove 22 is provided with a third pivot 23. The pivot portion 23 is pivoted to the first pivot portion 16, the third pivot portion 23 is in communication with the pivot groove 22, the third pivot portion 23 is in a circular groove shape, and the third pivot portion 23 A second buckle ring groove 24 is provided at the place, the second buckle ring groove 24 is aligned with the first buckle ring groove 17, the second buckle ring groove 24 is in the shape of a concave ring groove, and the second buckle ring groove One end of 24 is provided with a notch 25, the The missing groove 25 and the second buckle groove 24 are in a communication shape, and the other end of the pivoting groove 22 is provided with a fourth pivot portion 26 which is pivoted to the second pivot portion 18, The fourth pivot portion 26 is in communication with the pivot groove 22, the pivot groove 22 is provided between the third pivot portion 23 and the fourth pivot portion 26, and the fourth pivot portion 26 is a circular groove A perforation 27 is provided on one side of the pivotal groove 22. After the second body 20 is rotated, the perforation 27 is aligned with the first coupling portion 15, and the perforation 27 is in communication with the pivotal groove 22 The perforation 27 is in communication with an accommodating groove 221, the perforation 27 is in the shape of a through hole, the pivotal groove 22 is provided with an annular groove 28, and the annular groove 28 and the pivotal groove 22 are in a form The ring groove 28 makes the pivot groove 22 into two shapes, the ring groove 28 is in the shape of a concave ring groove, one end of the fourth pivot portion 26 is provided with a third coupling portion 29, the third The coupling portion 29 is in communication with the fourth pivot portion 26, the third coupling portion 29 is provided between the second sleeve portion 21 and the fourth pivot portion 26, and the fourth pivot portion 26 is provided on the Between the pivotal groove 22 and the third joining portion 29, the third joining portion 29 is in the shape of a circular groove, and one end of the third joining portion 29 is provided with a first abutting edge 291, and the first abutting edge 291 is In a plane shape; a driving member 30, the driving member 30 is accommodated in the first accommodating groove 13, the driving member 30 is freely rotatable at the first accommodating groove 13, the driving member 30 can be in the The first receiving groove 13 is displaced, the outer peripheral surface of the driving member 30 is provided with a first peripheral surface 31, the driving member 30 is cylindrical; an elastic element 40 is accommodated in the second At the receiving groove 14, one end of the elastic element 40 is elastically pressed against the driving member 30, so that the driving member 30 is slightly protruded out of the first receiving groove 13 by the elastic resistance of the elastic element 40, that is, the A portion of the driving member 30 protrudes outside the outer peripheral surface of the pivot seat 12, and the axis of the elastic element 40 is perpendicular to the axis of the first body 10; A first coupling member 50, the first coupling member 50 is coupled to the first coupling portion 15, the elastic element 40 is elastically pressed between the driving member 30 and the first coupling member 50, the first coupling member 50 is to prevent the elastic element 40 from coming out of the second accommodating groove 14. The first coupling member 50 is in the shape of an external thread; there are a plurality of clamping members 60, and each clamping member 60 is pivoted in each accommodating member. At the groove 221, each clamping member 60 can rotate freely in each accommodating groove 221, the outer peripheral surface of the clamping member 60 is provided with a second peripheral surface 61, and the clamping member 60 is cylindrical , The outer diameter of the clamping member 60 is smaller than the outer diameter of the driving member 30, and the second fitting portion 21 is driven so that any sliding portion 222 is aligned with the first receiving groove 13, and the driving member 30 is The clamping element is clamped at the sliding portion 222 opposite to the first receiving groove 13 and pivoted at the receiving groove 221 on one side of the sliding portion 222 by the elastic resistance of the elastic element 40 60, that is, the first peripheral surface 31 abuts against the sliding portion 222 and the second peripheral surface 61; the first center 223 is set outside the range of the first circle 224, the clamping member When 60 is pivoted in the accommodating groove 221, the clamping member 60 is restricted by the accommodating groove 221, that is, it will not fall into the pivotal groove 22; rotating the first coupling member 50, the first coupling member 50 The displacement at the first coupling portion 15 can adjust the length of the elastic element 40 to adjust the elastic force of the elastic element 40 against the driving element 30, and adjust the driving element 30 to press against the sliding portion 222 and The torque is adjusted by the strength of the clamping member 60; a buckle 70, the buckle 70 is received in the first buckle groove 17 and the second buckle groove 24, so that the first body 10 and the first The two bodies 20 are pivotally arranged. The two ends of the buckle 70 are each protruded with a buckle portion 71, the buckle portion 71 is accommodated in the notch 25, and the buckle ring 70 is round Ring-shaped and slightly elastic, press the two buckling parts 71 to make the two buckling parts 71 approach each other, the second body 20 is not limited to the buckle 70, the second body 20 can be The first body 10 is disengaged; a second coupling member 80, one end of the second coupling portion 80 is provided with a fourth coupling portion 81, the second coupling member 80 is passed through the third coupling portion 29, and the The four connecting portion 81 is combined with the second connecting portion 181, so that the second body 20 and the first body 10 are pivoted, the fourth connecting portion 81 is in the shape of an external thread, and one end of the fourth connecting portion 81 A second abutting edge 82 is provided at the portion, and the second abutting edge 82 is abutting against the first abutting edge 291. The diameter of the second abutting edge 82 is larger than that of the fourth joining portion 81.

Please refer to Figures 4 to 7. Figure 4 is a three-dimensional assembly view of some components of the torque joint structure of the present invention, Figure 5 is a three-dimensional assembly view of the torque joint structure of the present invention, and Figure 6 is a three-dimensional assembly view of the torque joint structure of the present invention. The front view of the joint structure. The seventh figure is the cross-sectional view of the sixth figure AA of the present invention. The first body 10, the driving member 30, the elastic element 40, the first coupling member 50 and the plurality of clamping members 60 are combined Then, as shown in the fourth figure, the driving member 30 is accommodated in the first accommodating groove 13, the elastic element 40 is accommodated in the second accommodating groove 14, and the first coupling member 50 is connected to At the first joining portion 15, the plurality of clamping members 60 are arranged in a ring shape on the periphery of the pivot seat 12 at intervals, and the second body 20 and the first body 10 are assembled as shown in the fifth figure. The buckle 70 is accommodated in the first buckle groove 17 and the second buckle groove 24, and the second coupling member 80 is passed through the second coupling portion 181 and the third coupling portion 29, The buckle 70 and the second coupling member 80 enable the second body 20 and the first body 10 to be pivoted, and the first peripheral surface 31 abuts on the sliding portion 222 and the second peripheral surface 61 , Driving the second body 20 means driving the clamping member 60, the driving member 30 and the first body 10 to rotate.

Please continue to refer to Figures 8 and 9. Figure 8 is a front view of another operating state of the torque joint structure of the present invention, and Figure 9 is a cross-sectional view at AA of Figure 8 of the present invention. When the load force of the second body 20 is greater than the elastic force of the elastic element 40, it is generally because when the screw member has been locked into the screw hole, the second body 20 cannot be driven, and the first When the main body 10 continues to rotate, the driving member 30 will disengage from the sliding portion 222, and the second main body 20 rotates until the receiving groove 221 is opposite to the first receiving groove 13, and the first The peripheral surface 31 only abuts on the second peripheral surface 61, the driving member 30 is pressed by the clamping member 60 and pressed against the elastic element 40, so that the elastic element 40 is compressed, and the driving member 30 is Retracted in the first cavity 13, the second body 20 and the plurality of clamping members 60 cannot drive the driving member 30 and the first body 10 to rotate.

Please continue to refer to the tenth figure. The tenth figure is a cross-sectional view of the second embodiment of the present invention. Please supplement the comparison between the first and seventh figures of the first embodiment. The accommodating grooves 221, The number of the sliding portion 222 and the clamping member 60 is more than that of the first embodiment. The number of the accommodating groove 221 and the sliding portion 222 of this embodiment is ten each. The card The number of the parts 60 is matched with the accommodating groove 221, and the number of the clamping parts 60 is ten. When any sliding portion 222 of the pivotal groove 22 is aligned with the first accommodating groove 13, the The driving member 30 is clamped at the clamping member 60 in the accommodating groove 221 pivoted on two sides of the sliding portion 222, and the first peripheral surface 31 abuts against the second clamping member 60 On the second peripheral surface 61, the first peripheral surface 31 of the driving member 30 does not abut the sliding portion 222.

Please refer to the eleventh to thirteenth figures, the eleventh is a perspective exploded view of the third embodiment of the present invention, the twelfth figure is a perspective view of the second body 20 of the third embodiment of the present invention, tenth The third figure is a cross-sectional view of the third embodiment of the present invention. The first container 13 is in the shape of a circular groove. The shape of a container 13 is the same as that of the second container 14, the first container 13 has two shapes, the two first containers 13 are relatively straight and spaced apart, and the second container 14 Located between the two first receiving grooves 13, the first body 10 is not provided with the first coupling portion 15 and the first buckle groove 17, and the second body 20 is not provided with the second buckle The groove 24 and the slot 25, the driving member 30 is in the shape of a ball, the driving member 30 is two, each driving member 30 is accommodated in each first receiving groove 13, the elastic element 40 Is elastically pressed between the two driving members 30, each clamping member 60 is in the shape of a ball, and the size of the clamping member 60 is the same as that of the driving member 30. This embodiment does not have the first A connecting piece 50 and the buckle 70.

Please continue to refer to Figures 14 and 15. Figure 14 is a perspective exploded view of the fourth embodiment of the present invention, and Figure 15 is a cross-sectional view of the fourth embodiment of the present invention. As shown, there are three first containing slots 13, the three first containing slots 13 are arranged in a ring shape relative to the axis of the first body 10, and the second containing slots 14 are three, each The second accommodating groove 14 is arranged between every two first accommodating grooves 13, each second accommodating groove 14 penetrates every two first accommodating grooves 13, and the three second accommodating grooves 14 are mutually triangular. A body 10 is not provided with the first coupling portion 15 and the first buckle groove 17, and the second body 20 is not provided with the second buckle groove 24, the notch 25 and the through hole 27, the driving There are three pieces 30, each driving piece 30 is accommodated in each first accommodating groove 13, the elastic element 40 is three, and each elastic element 40 is accommodated in each second accommodating groove 14. Inside, each elastic element 40 is elastically abutted between every two driving members 30, and the first coupling member 50 and the buckle ring 70 are not provided in this embodiment.

Please continue to refer to Figure 16, which is a perspective exploded view of the fifth embodiment of the present invention. The driving member 30 is in the shape of a ball, and the clamping member 60 is in the shape of a cylinder and is provided with a A driving piece 32, the driving piece 30 and the driving piece 32 are elastically pressed against the sliding portion 222 and the clamping piece 60 on.

According to another embodiment of the present invention, the first fitting portion 11 of the first body 10 can be shaped like a polygonal groove to directly rotate the screw member. If the first fitting portion 11 is shaped like a polygonal groove, The torsion joint structure is a torsion sleeve structure, the second sleeve portion 21 of the second body 20 can be any structure that can be rotated, or the second sleeve portion 21 is a cross bar The second body 20 is rotated in a shape and torque.

The present invention generally adjusts the torque of the torsion joint structure by directly rotating the first coupling member 50 at the factory. After the torque value is adjusted to a certain value, the perforation 27 is closed with a plug body.

In another embodiment of the present invention, as shown in the first figure, one end of the second container 14 of the first body 10 is communicated with the first container 13, and the other end of the second container 14 is closed The end, that is, the first coupling portion 15 of the second body 10 is closed, and the elastic element 40 abuts against the closed end of the second receiving groove 14 and the driving member 30, so there is no With the first coupling member 50, the second body 20 does not have the through hole 27, that is, the torsion structure does not have a structure for adjusting the torsion.

The advantages of the torsion joint structure of the present invention are:

1. As shown in the seventh figure, please assist the driving of the second sleeve portion 21, any sliding portion 222 is aligned with the first receiving groove 13, the driving member 30 is elastically pressed by the elastic element 40 The second body 20 is locked on the sliding portion 222 opposite to the first receiving slot 13 and the locking member 60 pivoted at the receiving slot 221 on the side of the sliding portion 222, and the second body 20 rotates , The clamping member 60 and the driving member 30 rotate relatively.

2. The second body 20 cannot be driven, but the first body 10 continues to rotate, the driving member 30 When the second body 20 is rotated to the position where the accommodating groove 221 and the first accommodating groove 13 are opposite to each other, the driving member 30 only abuts against the clamping member 60 Above, the driving member 30 is pressed against the elastic member 40 by the clamping member 60, so that the elastic member 40 is compressed. The driving member 30 is retracted in the first receiving groove 13, and the The two bodies 20 and the plurality of clamping members 60 cannot drive the driving member 30 and the first body 10 to rotate. After the clamping member 60 passes over the driving member 30, the clamping member 60 moves along the sliding portion 222 , The driving member 30 is locked at the next sliding part 222 and the next locking member 60.

3. Continuing from the above two points, when the driving member 30 is clamped at the next sliding part 222 and the next clamping member 60, the clamping member 60 must pass the driving member 30 first, and the driving member There should be relative rotation between 30 and the clamping member 60, and rolling friction occurs between the two. The driving member 30 and the clamping member 60 are less prone to wear and damage. If damaged, the driving member 30 can be replaced. And the card 60 is enough, and has a lower cost.

4. When the driving member 30 is displaced along the sliding portion 222, the driving member 30 should naturally roll at the sliding portion 222, and there is a rolling friction between the driving member 30 and the sliding portion 222. The driving member 30 is less prone to wear.

5. The probability of rolling friction between the driving member 30 and the card 60 is greatly increased, and the probability of rolling friction between the driving member 30 and the sliding portion 222 is greatly increased. The driving member 30 and the card The article 60 is less worn.

6. As shown in the second and seventh figures, the first circle center 223 is set outside the range of the first circle 224, and when the clamping member 60 is pivoted in the accommodating groove 221, the The card member 60 will not fall into the pivot slot 22, and the plurality of card members 60 can be easily assembled on the second body 20, or supplemented by the 13th and 15th figures, The plurality of card members 60 are limited to the outer peripheral surface of the pivot seat 12, and the The clamping element 60 does not come out of the accommodating groove 221, and the plurality of clamping elements 60 are easily assembled on the second body 20.

7. As shown in the tenth figure, the driving member 30 is clamped at the clamping member 60 in the accommodating slot 221 pivoted on both sides of the sliding portion 222, that is, the driving member 30 Abutted on the two clamping members 60, the driving member 30 does not abut against the sliding portion 222, and the wear of the pivotal groove 22 can be completely avoided.

8. The third pivot portion 23 is pivoted to the first pivot portion 16, the fourth pivot portion 26 is pivoted to the second pivot portion 18, and the pivot seat 12 and the pivot slot 22 are two The ends are provided with a mutual pivot structure, and the torsion joint structure has a better pivot structure.

9. The annular groove 28 is provided so that when the pivotal groove 22 is stressed, the pivotal groove 22 has more structural toughness.

Therefore, the torsion joint structure of the present invention is industrially usable, novel, and progressive, and can truly meet the requirements of an invention patent application, and an application is filed in accordance with the law.

10‧‧‧The first body

11‧‧‧The first set

12‧‧‧Pivot Seat

13‧‧‧First container

14‧‧‧Second container

15‧‧‧First joint

16‧‧‧First Hub

17‧‧‧First buckle groove

18‧‧‧Second Hub

181‧‧‧Second Joint

20‧‧‧Second Body

21‧‧‧Second Set

30‧‧‧Drive parts

31‧‧‧First week

40‧‧‧Elastic element

50‧‧‧First assembly

60‧‧‧Card Parts

61‧‧‧Second Week

70‧‧‧Buckle

71‧‧‧Fastening part

80‧‧‧Second combination

81‧‧‧The fourth joint

82‧‧‧Second Arrival

Claims (17)

A torsion joint structure comprising: a first body, one end of the first body is provided with a first sleeve part, the other end of the first body is provided with a pivot seat, the pivot seat is a round seat body One end of the pivot seat is provided with a first container, one end of the first container is provided with a second container, the second container is in communication with the first container, and the second container The length direction is perpendicular to the length direction of the first body; a second body, the second system is pivoted to the first body, one end of the second body is provided with a second sleeve, the first body The other ends of the two bodies are provided with a pivot groove for pivoting the pivot seat. The pivot groove includes a plurality of accommodating grooves and a plurality of sliding parts. The pivot groove can be opposite to the pivot The setting base rotates so that each accommodating groove or each sliding part is aligned with the first accommodating groove, the plural accommodating grooves and the plural sliding parts are arranged in an interval ring shape, and the accommodating groove is Round groove shape, each accommodating groove is in communication with the pivotal groove, the sliding portion is in a concave arc shape, the center of each accommodating groove is the first center, and the plurality of sliding portions form a The first circle, the first circle is also the inner peripheral surface of the pivotal groove, the first circle center is set outside the range of the first circle; a driving member, the driving member is accommodated in the first receiving groove Where, the driving member can freely rotate at the first receiving groove, the driving member can be displaced at the first receiving groove, the outer peripheral surface of the driving member is provided with a first peripheral surface; an elastic element, the The elastic element is accommodated in the second receiving groove, and one end of the elastic element is elastically pressed against the driving member, so that the driving member is slightly protruded out of the first receiving groove by being elastically pressed by the elastic element, That is to say, a part of the driving element protrudes outside the outer peripheral surface of the pivoting seat; if there are a plurality of clamping parts, each clamping part is pivoted at each accommodating slot, and each clamping part can Each accommodating groove can rotate freely, and the outer peripheral surface of the clamping piece is provided with a second peripheral surface, and the second peripheral surface Is abutting against the first circumferential surface; the first circle center is set outside the range of the first circle, and when the clamping member is pivoted in the accommodating groove, the clamping member is restricted by the accommodating groove Will not fall into the pivot slot. The torsion joint structure according to claim 1, wherein the first sleeve portion is in the shape of a square head, the second sleeve portion is in the shape of a square groove, and the outside of the second sleeve portion is provided with a third The sleeve part, the third sleeve part is hexagonal. The torsion joint structure according to claim 1, wherein the first pocket is in the shape of a concave long arc, the second pocket is in the shape of a round slot, and the axis of the second pocket is connected to the first The axis of a body is perpendicular, and the axis of the elastic element is perpendicular to the axis of the first body. The torsion joint structure according to claim 1, wherein one end of the second container is provided with a first coupling part, the first coupling part is in communication with the second container, and the second container is provided Between the first receiving groove and the first connecting portion, the first connecting portion is away from the first receiving groove, the first connecting portion is in the shape of an internal thread, and one side of the pivoting groove is provided with a through hole , After rotating the second body, the perforation is aligned with the first coupling part, the perforation is in communication with the pivot groove, the perforation is in communication with an accommodating groove, and the perforation runs through Round hole shape; provided with a first coupling member, the first coupling member is coupled to the first coupling portion, the elastic element is elastically pressed between the driving member and the first coupling member, the first coupling member is To prevent the elastic element from coming out of the second accommodating groove, the first coupling member is in the shape of an external thread; when the first coupling member is rotated, the first coupling member is displaced at the first coupling portion to be adjustable The length of the elastic element adjusts the elastic force of the elastic element against the driving element, and adjusts the force of the driving element against the sliding portion and the clamping element to adjust the torque. The torsion joint structure according to claim 1, wherein the middle section of the first body is There is a first pivot part, the first pivot part is arranged between the first fitting part and the pivot seat, the first pivot part is round, and the diameter of the first pivot part is larger than the pivot The diameter of the seat, one end of the pivot groove is provided with a third pivot, the third pivot is pivoted with the first pivot, and the third pivot is in communication with the pivot groove, the The third pivot is in the shape of a circular groove. The torsion joint structure according to claim 5, wherein a first buckle groove is provided on the first pivot portion, the first buckle groove is in the shape of a concave ring groove, and the third pivot portion is provided with a A second buckle groove, the second buckle groove is aligned with the first buckle groove, the second buckle groove is in the shape of a concave ring groove, one end of the second buckle groove is provided with a notch, the The notch and the second buckle groove are in communication; a buckle is provided, and the buckle is accommodated in the first buckle groove and the second buckle groove, so that the first body and the second The main body is pivoted, the two ends of the buckle are each protruding with a buckle part, the buckle part is accommodated in the notch, the buckle is in the shape of a circular ring and slightly elastic, pressing The two buckling parts make the two buckling parts approach each other, the second body is not limited to the buckle ring, and the second body can be separated from the first body. The torsion joint structure according to claim 1, wherein the pivot seat is protrudingly provided with a second pivot portion, the second pivot portion is round, and the diameter of the pivot seat is larger than the second pivot portion The other end of the pivot groove is provided with a fourth pivot, the fourth pivot is pivoted with the second pivot, the fourth pivot and the pivot groove are in communication, the The four pivots are in the shape of a circular groove. The torsion joint structure according to claim 7, wherein the second pivot portion is provided with a second coupling portion in the shape of an internal thread; one end of the fourth pivot portion is provided with a third coupling portion, and the third coupling portion It communicates with the fourth pivot portion, the third coupling portion is disposed between the second sleeve portion and the fourth pivot portion, and the fourth pivot portion is disposed between the pivot groove and the third coupling Between the parts, the third joining part is in the shape of a circular groove, and one end of the third joining part is provided with a first abutting edge, and the first abutting edge is Planar; provided with a second coupling part, one end of the second coupling part is provided with a fourth coupling part, the second coupling part is passed through the third coupling part, the fourth coupling part is connected with the second The second body and the first body are pivoted by the combination of the second body and the first body. The fourth joint is in the shape of an external thread. One end of the fourth joint is provided with a second abutting edge. Abutting at the first abutting edge, the diameter of the second abutting edge is larger than the fourth joining portion. The torsion joint structure according to claim 1, wherein the number of the accommodating groove and the sliding part is six or ten each. The torsion joint structure according to claim 1, wherein the pivotal groove is provided with an annular groove, the annular groove is in communication with the pivotal groove, and the annular groove divides the pivotal groove into two shapes , The ring groove system is concave ring groove shape. The torsion joint structure according to claim 1, wherein the driving member is in the shape of a cylinder or a ball; the clamping member is in the shape of a cylinder or a ball, and the outer diameter of the clamping member is It is smaller than the outer diameter of the driving member. The torsion joint structure according to claim 1, wherein, when the second fitting portion is driven so that any sliding portion is aligned with the first receiving groove, the driving member is pressed against by the elastic element and clamped Is fixed on the sliding portion opposite to the first accommodating groove and the clamping member pivoted at the accommodating groove on one side of the sliding portion, that is, the first peripheral surface abuts against the sliding portion Shift part and the second peripheral surface. The torsion joint structure according to claim 1, wherein when any sliding portion of the pivotal groove is aligned with the first receiving groove, the driving member is clamped on both sides of the sliding portion. At the clamping member in the accommodating groove, the first peripheral surface abuts against the second peripheral surface of the two clamping members, and the first peripheral surface of the driving member is not in contact with the sliding portion Leaning against. The torsion joint structure according to claim 1, wherein the first receiving groove is in a circular groove shape, The shape of the first container is the same as that of the second container, the first container has two shapes, the two first containers are relatively straight and spaced apart, and the second container is arranged in Between the two first accommodating grooves, the driving member is in the shape of a ball, the driving member is two, and each driving member is accommodated in each first accommodating groove, and the elastic element is elastically pressed against the Between the two driving parts, each clamping part is in the shape of a ball, and the size of the clamping part is the same as the size of the driving part. The torsion joint structure according to claim 1, wherein the number of the first accommodating grooves is three, the three first accommodating grooves are arranged in a ring shape relative to the axis of the first body, and the second accommodating groove is There are three, each second container is set between every two first container, each second container runs through every two first container, and the three second container are triangular in shape. There are three driving elements, each driving element is accommodated in each first cavity, the elastic element is three, each elastic element is accommodated in each second cavity, and each elastic element is accommodated in each second cavity. The element springs between every two driving parts. The torsion joint structure according to claim 1, wherein the driving member is in the shape of a ball, the clamping member is in the shape of a cylinder, and a driving piece is provided, and the driving piece and the driving piece spring against the On the sliding part and the card. The torsion joint structure according to claim 1, wherein one end of the second container is communicated with the first container, the other end of the second container is a closed end, and the elastic element abuts against the second container The closed end of the container and the drive member.

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