TWI683730B - Torsion structure - Google Patents

Abstract

The invention relates to a torsion structure, which includes: a first system provided with a first accommodating groove and at least a first accommodating hole; an elastic member group includes an elastic member, a first gasket, and a second A gasket and a bead; a driving member is displaced in the first receiving groove, the driving member is provided with a second driving part, a connecting section, a second concave part, a first set part and a first End; a first chainring fits on the connecting section, the first chainring is provided with a first engaging portion, at least a second receiving hole and a second end; a second chainring sleeve Combining with the connecting section, the second chainring is provided with a second meshing portion and a second set-up portion; a tip system makes the second chainring and the driving member assembled; at least one plurality of restricting members The first gear disc is assembled with the first body.

Description

Torsion structure

The invention relates to a torsion structure, in particular to a torsion structure, in which the elastic member is accommodated in the first accommodating groove, the driving member, the first gear disc, the second gear disc and the tip body 1. The first ring body and the second ring body are combined in the first body before being accommodated in the first receiving groove.

According to my previous knowledge, the conventional torsion structure, such as US Patent No. 2733622, the structure includes: a body 10, the body 10 includes an action end 12 and a rod body 16; There is a first accommodating groove 20, the first accommodating groove 20 is in the shape of a circular groove, one end of the acting end 12 is provided with a threaded portion 30, the threaded portion 30 is in communication with the first accommodating groove 20, the threaded portion 30 is in the shape of an internal thread. The other end of the acting end 12 is provided with a through slot 56. The through slot 56 is in communication with the first accommodating slot 20. The first accommodating slot 20 is formed on the threaded portion 30 and Between the through slots 56, the through slots 56 and the threaded portion 30 are relatively positive and away from each other. The through slots 56 and the axis of the first receiving groove 20 and the threaded portion 30 are all on the same line. The through slot 56 is formed as a circular groove that penetrates; the rod body 16 is formed as a round rod body; a rotating member 50 is screwed to the threaded portion 30, and one end of the rotating member 50 is provided with a rotating member Part 34, the rotating part 34 is exposed outside the acting end 12 for rotation, so that the rotating part 50 is rotated and displaced at the screw part 30, and the other end of the rotating part 50 is provided with a fitting part 72, the fitting portion 72 is in communication with the first accommodating groove 20, the fitting portion 72 is relatively positive with the through slot 56, the opening of the fitting portion 72 is away from the rotating portion 34, The rotating member 50 is externally threaded; a driving rod 70 is penetrated and pivoted at the first accommodating groove 20 and the piercing groove 56, and a driving portion 64 is provided at one end of the driving rod 70 , The driving part 64 is exposed outside the through slot 56, the driving part 64 is in the shape of a quadrangular head, the other end of the driving rod 70 is sleeved on the sleeved part 72; a first clamping member 80, The first clamping member 80 is fixed at the first receiving slot 20. As shown in FIG. 3, the first clamping member 80 should be an integrally formed structure with the body 10, and the first clamping member A first set portion is provided at the axis of 80, the first set portion is opposite to the through slot 56, the first set portion is for the driving rod 70 to pivot, the first set portion It is in the form of a circular perforation. At the end of the first clamping member 80, there is a first engaging portion 86. The first engaging portion 86 is arranged in a ring shape. A second clamping member 90, the second The clamping member 90 is sleeved on the driving rod 70, the second clamping member 90 is driven to drive the driving rod 70 to rotate, the second clamping member 90 is provided with a second set portion 92, the The second set-up portion 92 is opposite to the first set-up portion. The second set-up portion 92 is provided for the driving rod 70 to be nested. The second set-up portion 92 is non-circularly perforated. The two assembly parts 92 should be in the shape of a quadrangular groove. At one end of the second clamping member 90, a second bite part 88 is provided. The second bite part 88 is arranged in a ring shape. The second bite part 88 is engaged with the first engaging portion 86; an elastic element 96, one end of the elastic element 96 is elastically pressed against the second clamping member 90; An elastic resisting piece 98, one end of the elastic resisting piece 98 is pressed against the rotating member 50, the other end of the elastic resisting piece 98 is pressed against the elastic element 96, and the elastic element 96 is elastically pressed against the second card Between the workpiece 90 and the resilient piece 98; a cover 24, which covers the opening of the first receiving slot 20 of the body 10, so that the first receiving slot 20 is closed, and the rotation The rotating portion 34 of the member 50 is protruding out of the cover 24, and as shown in FIG. 3, the threaded portion 30 should be provided at the cover 24. The cover 24 is round.

But the lack of this patent structure lies in:

1. Please supplement as shown in FIG. 3 of the Patent Gazette. The first clamping member 80 and the body 10 are an integrally formed structure. When you want to assemble, you must first put the driving rod 70 in this order. Through the slot 56, the first set portion of the first clamping member 80, the first accommodating slot 20 and the threaded portion 30, and then the second clamping member 90, the elastic element 96 and the The elastic piece 96 is fitted on the driving rod 70, and finally the rotating member 50 is screwed on the threaded portion 30, and the fitting portion 72 of the rotating member 50 is fitted on the driving rod 70, generally In other words, if it is a torsion joint structure with a larger specification, such as a quarter, the driving rod 70, the second clamping member 90, the elastic element 96, and the resilient piece 96 are larger and easier to group in sequence It is set in the first accommodating slot 20, but if the specification is small, such as the bisection specification or the post specification, the volume of the first accommodating slot 20 is not large, the driving rod 70, the second clamping member 90. The elastic element 96 and the resilient piece 96 are also smaller. After driving the driving rod 70 in the first receiving slot 20, each element is sequentially fitted on the driving rod The 70 series requires more assembly time and is not easy to assemble.

2. The body 10 is integrally molded with the first clamping member 80, and the first clamping member 80 is required to be provided with the first engaging portion 86 arranged in a ring shape, the body 10 is not easy to form, the body 10 is Larger cost.

In view of the lack of the above-mentioned conventional structure, the inventor, after years of experience in manufacturing, production and design in related industries, finally has a torque structure product that can solve the conventional drawbacks.

In the conventional torsion structure, after the driving rod is first threaded into the first receiving groove, it takes a lot of assembly time to sequentially fit each element onto the driving rod. In the torsion structure of the present invention, when assembling the torsion structure, the elastic member is accommodated in the first accommodating groove, the driving member, the first chainring, the second chainring, the tip body, and the first The first ring body and the second ring body are combined in the first body before being accommodated in the first accommodating groove, which is easier to assemble.

A torsion structure includes: a first system with a first receiving groove and at least a first receiving hole; an elastic member group includes an elastic member, a first gasket, a second gasket and a A bead; a driving member is displaced in the first receiving slot, the driving member is provided with a second driving part, a connecting section, a second concave part, a first set part and a first end; one The first chainring is sleeved on the connecting section, the first chainring is provided with a first engaging portion, at least one second receiving hole and a second end; a second chainring is sleeved on the connection In the segment, the second chainring is provided with a second meshing portion and a second grouping portion; a tip system makes the second chainring and the driving member assembled; at least a plurality of limiting members make the first A gear disc is assembled with the first body.

When assembling the torsion structure, the elastic The component set is accommodated in the first receiving groove, and then the driving member, the first chainring, the second chainring, the tip body, the first ring body and the second ring body are combined first Accommodated in the first accommodating groove, the driving member, the first chainring, the second chainring, the tip body, the first ring body and the second ring body are combined with each other before the first body Then it is accommodated in the first accommodating groove, which is easier to assemble and quicker. Both the first gear wheel and the second gear wheel are in the form of a single element, which has a relatively low element cost. When the driving member, the first chainring, the second chainring, the tip body, the first ring body and the second ring body are combined and then accommodated in the first receiving groove, the connecting section The end is provided with the second concave portion, which can be quickly aligned with the bead of the elastic member group, and the coaxial center can be quickly aligned between the driving member and the elastic member group.

In order to make the members of the Jun Bureau and those skilled in the art fully understand the effect of the present invention, the structure and composition of the present invention are described below in conjunction with the drawings and figure numbers, but 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, but any modification or modification made within the spirit of the present invention should still fall within the protection scope of the present invention.

10‧‧‧ first body

11‧‧‧The first container

12‧‧‧ First Drive Department

13‧‧‧The first screw joint

14‧‧‧ First hole

20‧‧‧Elastic piece set

21‧‧‧Elastic parts

22‧‧‧First gasket

221‧‧‧First recess

23‧‧‧Second Gasket

24‧‧‧Pearl

30‧‧‧Drive parts

31‧‧‧ Second Drive Department

32‧‧‧Link

33‧‧‧ First Division

34‧‧‧First end

35‧‧‧ First Ring Ditch

36‧‧‧Second Ring Ditch

40‧‧‧The first chainring

41‧‧‧The first set

42‧‧‧First meshing part

43‧‧‧The second hole

44‧‧‧second end

50‧‧‧Second chainring

51‧‧‧The second set

52‧‧‧Second meshing part

53‧‧‧Second Group

57‧‧‧

58‧‧‧The first ring body

59‧‧‧The second ring body

60‧‧‧Restriction

70‧‧‧Second body

71‧‧‧Second container

72‧‧‧The third container

73‧‧‧Desire

80‧‧‧screw fitting

The first figure is an exploded perspective view of the torsion structure of the present invention.

The second figure is a perspective assembled view of some elements of the torsion structure of the present invention.

The third figure is a front view of some components of the torsion structure of the present invention.

The fourth figure is a three-dimensional assembly diagram of the torsion structure of the present invention.

The fifth figure is a side view of the torsion structure of the present invention.

The sixth figure is a cross-sectional view at A-A of the fifth figure of the present invention.

The seventh figure is a cross-sectional view of the second operating state at A-A of the fifth figure of the present invention.

Figure 8 is a perspective view of the second operating state of some components of the torque structure of the present invention.

The ninth figure is a cross-sectional view of the third operating state at A-A of the fifth figure of the present invention.

Figure 10 is an exploded perspective view of the second embodiment of the present invention.

Figure 11 is a cross-sectional view of a second embodiment of the present invention.

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

Figure 13 is a perspective view of a fourth embodiment of the present invention.

First, please refer to the first figure. The first figure is an exploded perspective view of the torsion structure of the present invention. The present invention relates to a torsion structure, which includes: a first body 10, which is provided at one end of the first body 10 A receiving groove 11, the first receiving groove 11 is in the shape of a circular groove, and the other end of the first body 10 is provided with a first driving portion 12, which is opposite to the opening of the first receiving groove 11 Away, the first driving part 12 is used for another tool to fit to drive the first body 10 to rotate, the first driving part 12 is hexagonal, and the first body 10 is provided with a first screw Portion 13, the first screwing portion 13 is in communication with the first receiving groove 11, the first screwing portion 13 is provided in the first driving portion 12, and the first screwing portion 13 is inward The first body 10 is provided with at least one first accommodating hole 14, the first accommodating hole 14 is in communication with the first accommodating groove 11, the first accommodating hole 14 is plural, each A first accommodating hole 14 is in the shape of a round hole, the plurality of first accommodating holes 14 are in a ring arrangement, and the number of the first accommodating holes 14 is four; An elastic member group 20, which is accommodated in the first receiving groove 11, the elastic member group 20 includes an elastic member 21, a first gasket 22, a second gasket 23 and a Bead 24; the elastic member 21 is accommodated in the first accommodating groove 11, the elastic member 21 is a spring structure; the first gasket 22 is accommodated in the first accommodating groove 11, the first The gasket 22 is pressed against one end of the elastic member 21. The first gasket 22 is provided with a first concave portion 221 at one end. The first concave portion 221 is aligned with the opening of the first receiving groove 11. The first concave portion 221 is A concave arc-shaped groove or any groove; the second gasket 23 is pressed against the other end of the elastic member 21, and the elastic member 21 is elastically pressed against the first gasket 22 and the second gasket 23 , The second gasket 23 is away from the first gasket 22, the second gasket 23 is accommodated at the end of the first accommodating groove 11, the second gasket 23 is coupled with the first screw The engaging portion 13 is relatively positive; the bead 24 is accommodated in the first recess 221, the bead 24 is partially exposed outside the first recess 221; a driving member 30, the driving member 30 is accommodated In the first accommodating slot 11, the driving member 30 can be displaced in the first accommodating slot 11, and one end of the driving member 30 is provided with a second driving part 31, and the opening of the second driving part 31 is exposed Outside the first body 10, the second driving portion 31 is in the shape of a hexagonal groove, and the other end of the driving member 30 is provided with a connecting section 32, the end of the connecting section 32 is abutted against the elastic member group 20, The elastic member group 20 is elastically pressed against the connecting section 32, the connecting section 32 is away from the opening of the second driving portion 31, the connecting section 32 is cylindrical, and an end of the connecting section 32 is provided with a A second concave portion, the second concave portion is opposite to the first concave portion 221 of the first gasket 22 Alignment, the bead 24 is accommodated between the first concave portion 221 and the second concave portion, the second concave portion is a concave arc-shaped groove, the first gasket 23 and the bead 24 are subjected to the elasticity The piece 21 is elastically pressed against the connecting section 32. The connecting section 32 is provided with a first set portion 33, the first set portion 33 penetrates the connecting section 32, and the first set portion 33 The axis is perpendicular to the axis of the connecting section 32, the first set portion 33 is circularly perforated, the driving member 30 is provided with a first end portion 34, and the first end portion 34 is disposed on the Between the second driving portion 31 and the connecting section 32, the first end portion 34 is planar, the second driving portion 31 is provided with a first ring groove 35 on the outer peripheral surface, and the first ring groove 35 is provided with Near the first end portion 34, the first ring groove 35 is in the form of a concave ring groove. The second driving portion 31 is provided with a second ring groove 36 on the outer peripheral surface. The first ring groove 35 is far away, the second ring groove 36 is disposed near the opening of the second driving portion 31, the second ring groove 36 is a concave ring groove, and the second ring groove 36 is convex Outside the first body 10, the width of the second ring groove 36 is larger than that of the first ring groove 35; a first tooth disc 40, the first tooth disc 40 is accommodated in the first accommodating groove 11, The first cog wheel 40 is in the shape of a hollow ring body. The first cog wheel 40 is provided with a first fitting portion 41 that is sleeved on the connecting section of the driving member 30 On 32, the first nesting portion 41 is in the form of a circular groove penetrating through, and one end of the first gear plate 40 is provided with a first engaging portion 42 which is a circumferential arrangement of teeth, the first A plurality of second accommodating holes 43 are provided on a gear plate 40, each second accommodating hole 43 is opposite to each first accommodating hole 14 of the first body 10, and the plurality of second accommodating holes 43 are formed as a ring Each second receiving hole 43 is in communication with the first sleeve portion 41, each second receiving hole 43 is in the shape of a round hole, and the other end of the first tooth plate 40 is provided with a first Two end portions 44, the second end portion 44 and the first end portion 34 are relatively positive, there is a gap between the second end portion 44 and the first end portion 34, the second end portion 44 is The first engaging portion 42 is far away, and the second end portion 44 is Plane shape; a second gear plate 50, the second gear plate 50 is accommodated in the first accommodating groove 11, the second gear plate 50 is in the shape of a hollow ring, the second gear plate 50 A second fitting portion 51 is provided. The second fitting portion 51 is fitted on the connecting section 32 of the driving member 30. The second fitting portion 51 is in the form of a circular groove passing through the connecting section 32 sets the first gear 40 first and then sets the second gear 50 in sequence, the second gear 50 is provided with a second engaging portion 52, the second engaging portion 52 is connected to the first The meshing portion 42 meshes to rotate the first gear 40 and the second gear 50, the second gear 52 is arranged in a ring shape, and the second gear 50 is provided with a second The assembly part 53, the second assembly part 53 is opposite to the first assembly part 33, the second assembly part 53 penetrates the second spur 50, and the second assembly part 53 is connected to the The second fitting portion 51 is in a communicating shape, the axis of the second assembly portion 53 is perpendicular to the axis of the second fitting portion 51, the second assembly portion 53 is perforated; The second gear plate 50 is assembled with the driving member 30. When the first gear groove 11 is displaced toward the first driving portion 12, the second gear plate 50 drives the driving The piece 30 is displaced; a tip body 57 is inserted through the first set portion 33 and the second set portion 53 so that the second cog 50 is combined with the driving member 30 It is assumed that the tip body 57 is in the shape of a round elastic tip body; a first ring body 58 is sleeved on the first ring groove 35, and the first ring body 58 is pressed against the first ring body 58 Between the wall surface of a receiving groove 11 and the first ring groove 35, the first ring body 58 is C-shaped ring body; a second ring body 59, the second ring body 59 is sleeved on the driving member 30 The second At the ring groove 36, the second ring body 59 is in the shape of a ring, the second ring body 59 is exposed outside the first body 10; at least one restricting member 60, the restricting member 60 is accommodated in the The first accommodating hole 14 of the first body 10 and the second accommodating hole 43 of the first sprocket 40 enable the first sprocket 40 to be assembled with the first body 10 to drive the first driving part 12. When the first body 10 rotates, the first body 10 drives the first sprocket 40 to rotate, the first sprocket 40 drives the second sprocket 50 to rotate, and the second sprocket 50 then drives The driving member 30 rotates to rotate the tool member fitted on the second driving part 31, the restricting member 60 is in the shape of a ball, and the number of the restricting member 60 matches the number of the first receiving holes 14; A second body 70, a second receiving groove 71 is provided in the second body 70, the second receiving groove 71 is provided for the first body 10 to be compatible, so that the second body 70 fits into the first On the body 10, the restricting member 60 is restricted by the second body 70 without falling out of the first body 10, the second accommodating groove 71 is a circular groove, and the restricting member 60 is resisted to the second On the wall surface of the receptacle 71, a third receptacle 72 is provided on one side of the second receptacle 71, the third receptacle 72 and the second receptacle 71 are in communication, and the third receptacle 72 is provided for The driving element 30 is provided with compatible ends, that is, the driving element 30 is hidden in the first body 10 and the second body 70, and the second ring body 59 is pressed against the second ring groove 36 and the third Between the inner peripheral surfaces of the receiving groove 72, the diameter of the third receiving groove 72 is smaller than the diameter of the second receiving groove 71, the third receiving groove 72 is a circular groove, and the second receiving groove 71 and the first There is an abutting edge 73 between the three holding slots 72, the abutting edge 73 abuts the end of the first body 10, the second body 70 is cylindrical, and a screw 80, the screw The engaging member 80 is screwed to the first screwing portion 13, and one end of the screwing member 80 is pressed against the second gasket 23 of the elastic member set 20. The screwing member 80 can be attached to the The first screwing portion 13 rotates and displaces, so that the second gasket 23 presses against the elastic member 21 to adjust the compression degree of the elastic member 21 to determine the required or preset torque value, the screwing member 80 The system is externally threaded.

Please continue to refer to the second and third figures. The second figure is a perspective assembly diagram of some elements of the torsion structure of the present invention. The third figure is a front view of some elements of the torsion structure of the present invention. , The driving member 30, the first gear 40, the second gear 50, the tip 57, the first ring 58 and the second ring 59 are combined as shown in the second and third figures As shown, the first cog 40 is sleeved on the connecting section 32, the second end 44 is opposite to the first end 34, and the second end 44 and the first end 34 are between There is a gap, the second gear 50 is sleeved on the connecting section 32, the second engagement portion 52 is engaged with the first engagement portion 42 of the first gear 40, the second set The portion 53 is opposite to the first assembly portion 33, and the tip 57 is inserted through the first assembly portion 33 and the second assembly portion 53, so that the second cog 50 and the driving member In the 30-phase assembly, the first ring body 58 is sleeved at the first ring groove 35, and the second ring body 59 is sleeved at the second ring groove 36.

Please continue to refer to the fourth to sixth figures. The fourth figure is a perspective assembled view of the torsion structure of the present invention, the fifth figure is a side view of the torsion structure of the present invention, and the sixth figure is the fifth figure AA of the present invention. A cross-sectional view, as can be clearly seen from the illustration, the elastic member group 20 is accommodated in the first accommodating groove 11 of the first body 10, the driving member 30, the first sprocket 40, and the second sprocket 50. The tip body 57, the first ring body 58 and the second ring body 59 are first combined, as shown in the second and third figures, and then accommodated in the first receiving slot 11, each A restricting member 60 is accommodated between each first accommodating hole 14 and each second accommodating hole 43, so that the first cog 40 is assembled with the first body 10, and the second body 70 is sleeved Combined with the first body 10 and the driving member 30, the plurality of limiting members 60 are limited by the The second body 70 does not come out of the first body 10, and the screw 80 is screwed to the first screw 13.

Please continue to refer to the seventh and eighth figures. The seventh figure is a cross-sectional view of the second operating state of the fifth figure AA of the present invention, and the eighth figure is a perspective view of the second operating state of some components of the torsion structure of the present invention. The illustration clearly shows that driving the first driving part 12 causes the first body 10 to rotate, the first body 10 drives the first gear 40 to rotate, and causes the first gear 40 to drive the second The gear 50 rotates with the driving member 30 to rotate the tool fitting on the second driving part 31. When the torque value of the rotation is too large, the first engaging part 42 and the second engaging part 52 will When the phase is disengaged, the second cog 50 drives the driving member 30 to move toward the first driving portion 12, the first end portion 34 and the second end portion 44 are close, and the driving member 30 compresses the The elastic member 21 of the elastic member group 20.

Please continue to refer to the ninth figure. The ninth figure is a cross-sectional view of the third operating state of the fifth figure AA of the present invention. Turn the screw 80 to make the screw 80 at the first screw 13 Rotate and displace, so that the second gasket 23 presses against the elastic member 21 to adjust the compression degree of the elastic member 21 to adjust to the required torque value. In the same way, the screw member 80 can be slightly rotated to adjust the elastic member 21 to determine the required or preset torque value.

Please continue to refer to the tenth and eleventh figures. The tenth figure is an exploded perspective view of the second embodiment of the present invention. The eleventh figure is a cross-sectional view of the second embodiment of the present invention. The restricting member 60 is cylindrical In this case, the restricting member 60 is tightly fitted and arranged at the first receiving hole 14 or the second receiving hole 43. In this embodiment, the second body 70 is not provided, and the driving member 30 is hidden in the first receiving hole In a body 10, the screwing members 80 are in a plurality of shapes, and the plurality of screwing members 80 are sequentially screwed on the first screwing portion 13 places.

Please refer to the twelfth figure. The twelfth figure is a perspective view of the third embodiment of the present invention. As can be clearly seen from the illustration, the first driving part 12 is in the shape of a square corner, and the first screwing part 13 It is provided on the side of the first driving part 12, the first screwing part 13 is in communication with the first receiving groove 11 and the first driving part 12, and the first screwing part 13 is provided on the first Between a receiving groove 11 and the first driving part 12, the second driving part 31 is in the shape of a quadrangular head, and the second driving part 31 protrudes outside the first body 10.

Please continue to refer to the thirteenth figure. The thirteenth figure is a perspective view of the fourth embodiment of the present invention. As can be clearly seen from the illustration, the first driving portion 12 of the first body 10 is a universal joint structure .

According to another embodiment of the present invention, the second gasket 23 may be provided with a plurality of the second gasket 23, and the number of the second gasket 23 may also adjust the compression degree of the elastic member 21 to determine the required or preset torque value.

The advantages of the torque structure of the present invention are:

1. When assembling the torsion structure, first place the elastic member group 20 at the end of the first accommodating groove 11 in sequence, and then drive the member 30, the first gear 40, and the second gear 50. After the tip body 57, the first ring body 58 and the second ring body 59 are first combined, as shown in the second and third figures, they are accommodated in the first accommodating groove 11, which is smaller In the specification, the size of each element of the driving member 30, the first chainring 40, the second chainring 50, the tip body 57, the first ring body 58 and the second ring body 59 are smaller It is assembled outside the first body 10 and then accommodated in the first accommodating groove 11, which is easier to assemble and quicker.

2. The first chainring 40 and the second chainring 50 are both in the form of a single element, and have more economical components cost.

3. As mentioned in point 1, the driving member 30, the first chainring 40, the second chainring 50, the tip body 57, the first ring body 58 and the second ring body 59 are combined When accommodated in the first accommodating groove 11, the end of the connecting section 32 of the driving member 30 is provided with the second concave portion, which can be quickly aligned with the bead 24 of the elastic member group 20, the The alignment between the driving member 30 and the elastic member group 20 can be performed quickly.

4. The second body 70 is sleeved on the first body 10, and the restricting member 60 is also restricted by the second body 70 without falling out of the first body 10, and the second body 70 is tightly fitted On the first body 10, the second body 70 and the first body 10 have a large contact area. If the torsion structure is not dropped and hit, the second body 70 disengages from the first body 10 The probability is quite low. The limiting member 60 is limited by the second body 70, and the limiting member 60 cannot fall out and has structural safety.

5. Please supplement as shown in the sixth figure that the second body 70 is sleeved on the first body 10, so that the driving member 30 is hidden in the first body 10 and the second body 70, the driving There is a pivot structure between the member 30 and the first body 10, and a pivot structure between the driving member 30 and the second body 70, so that the first body 10, the driving member 30 and the second body 70 There is an assembly structure between each of the two, the first body 10, the driving member 30 and the second body 70 are more structurally stable.

6. The first ring body 58 and the second ring body 59 are sleeved on the first ring groove 35 and the second ring groove 36, respectively, the first ring body 58 and the second ring body 59 are both For a slightly elastic material, there may be a larger tolerance between the outer peripheral surface of the driving member 30 and the inner peripheral surface of the first receiving groove 11, so that when the first body 10 and the driving member 30 rotate relatively, the The rotation between the first body 10 and the driving member 30 is reduced Dynamic friction.

Therefore, the torsion structure of the present invention has industrial applicability, novelty, and progress, and can truly meet the requirements for application for invention patents, and file an application according to law.

10‧‧‧ first body

11‧‧‧The first container

12‧‧‧ First Drive Department

13‧‧‧The first screw joint

14‧‧‧ First hole

20‧‧‧Elastic piece set

21‧‧‧Elastic parts

22‧‧‧First gasket

221‧‧‧First recess

23‧‧‧Second Gasket

24‧‧‧Pearl

30‧‧‧Drive parts

31‧‧‧ Second Drive Department

32‧‧‧Link

33‧‧‧ First Division

34‧‧‧First end

35‧‧‧ First Ring Ditch

36‧‧‧Second Ring Ditch

40‧‧‧The first chainring

41‧‧‧The first set

42‧‧‧First meshing part

43‧‧‧The second hole

44‧‧‧second end

50‧‧‧Second chainring

51‧‧‧The second set

52‧‧‧Second meshing part

53‧‧‧Second Group

57‧‧‧

58‧‧‧The first ring body

59‧‧‧The second ring body

60‧‧‧Restriction

70‧‧‧Second body

71‧‧‧Second container

72‧‧‧The third container

73‧‧‧Desire

80‧‧‧screw fitting

Claims (12)

A torsion structure includes: a first body, a first accommodating groove is provided at one end of the first body, the first accommodating groove is a circular groove, and a first driving part is provided at the other end of the first body , The first driving part is far away from the opening of the first accommodating groove, the first main system is provided with a first screwing portion, the first screwing portion is in communication with the first accommodating groove, the first A screwing portion is in the form of an internal thread, and the first body is provided with at least a first accommodating hole, the first accommodating hole is in communication with the first accommodating groove; an elastic component group, the elastic component group It is accommodated in the first accommodating groove, and the elastic element group comprises an elastic element, a first gasket, a second gasket and a bead; the elastic element is accommodated in the first accommodating groove The first gasket is accommodated in the first receiving groove, the first gasket is pressed against one end of the elastic member, one end of the first gasket is provided with a first concave portion, the first concave portion is aligned The opening of the first receiving slot; the second gasket is pressed against the other end of the elastic member, the elastic member is elastically pressed between the first gasket and the second gasket, the second gasket is connected with the The first gasket is away from each other, the second gasket is accommodated at the end of the first accommodating groove, the second gasket is opposite to the first screw part; the bead system is accommodated at the first At the concave part, the bead system part protrudes outside the first concave part; a driving part, the driving part is accommodated in the first accommodating groove, the driving part can be displaced in the first accommodating groove, the One end of the driving member is provided with a second driving part, and the other end of the driving member is provided with a connecting section, the end of the connecting section abuts against the elastic member group, and the elastic member group is elastically pressed against the connecting section, the The connecting segment is far away from the second driving part, the connecting segment is cylindrical, the end of the connecting segment is provided with a second recess, the second recess is opposite to the first recess of the first gasket Positive, the bead system is accommodated between the first concave portion and the second concave portion, the second concave portion is concave In the shape of an arc groove, the first gasket and the bead system are pressed against the connecting section by the elastic force of the elastic member, a first set portion is provided on the connecting section, and the driving member is provided with a first end The first end is provided between the second driving part and the connecting section, the second driving part is provided with a first ring groove and a second ring groove on the outer peripheral surface; The first gear plate is accommodated in the first groove, the first gear plate is in the shape of a hollow ring, the first gear plate is provided with a first sleeve portion, and the first sleeve portion The first sleeve fits on the connecting section of the driving part, the first sleeve part is in the form of a circular groove penetrating, one end of the first gear plate is provided with a first engagement part, and the first engagement part is surrounded Arranged teeth, at least one second receiving hole is provided on the first tooth plate, the second receiving hole is opposite to the first receiving hole of the first body, and the other end of the first tooth plate is provided There is a second end, the second end is opposite to the first end, there is a space between the second end and the first end, the second end is engaged with the first end The part is far away; a second chainring, the second chainring is accommodated in the first groove, the second chainring is in the shape of a hollow ring, the second chainring is provided with a second A sleeve portion, the second sleeve portion is sleeved on the connecting section of the driving member, the second sleeve portion is in the form of a circular groove passing through, the connecting section is first sleeved after the first gear plate The second gear plate is sequentially sleeved, and the second gear plate is provided with a second meshing portion, and the second meshing portion is meshed with the first meshing portion to make the first gear plate and the second tooth The disk system meshes and rotates, the second meshing portion is arranged in a ring-shaped arrangement of teeth, and the second toothed disk system is provided with a second set portion, the second set portion is opposite to the first set portion; The second chainring is assembled with the driving member, and when the second chainring is displaced in the direction of the first driving part by the first receiving groove, the second chainring drives the driving member to shift; A tip body, the tip system is penetrated between the first set portion and the second set portion, so that the second The chainring is assembled with the driving member; a first ring body, the first ring system is sleeved on the first ring groove; a second ring body, the second ring system is sleeved on the second ring Groove; at least one restricting member, the restricting member is accommodated in the first receiving hole of the first body and the second receiving hole of the first gear disc, so that the first gear disc and the first body Phase set, drive the first driving part, when the first body rotates, the first system drives the first gear wheel to rotate, the first gear wheel drives the second gear wheel to rotate, the second tooth The disk then drives the driving member to rotate; a second body, the second body is provided with a second accommodating groove, the second accommodating groove is provided for the first body to be compatible, so that the second body fits over the On the first body, the restricting member is restricted to the second body without coming out of the first body, the second receiving groove is in the form of a circular groove; a screwing member, the screwing member is screwed on At the first screwing part, one end of the screwing part abuts against the second gasket of the elastic part group, the screwing part can rotate and displace in the first screwing part, so that the second pad The sheet presses against the elastic member. The torsion structure according to claim 1, wherein the first driving part is used for another tool to fit to drive the first body to rotate, the first driving part is hexagonal, and the first screw is engaged The first driving part is provided in the first driving part, or the first driving part is in the shape of a square groove, the first screwing part is provided on the side of the first driving part, the first screwing part and the first accommodating part The groove and the first driving portion are in communication, and the first screwing portion is disposed between the first accommodating groove and the first driving portion. The torsion structure according to claim 1, wherein the elastic member is a spring structure; the first concave portion is a concave arc groove shape or any groove shape, and the second concave portion is a concave arc groove shape. The torsion structure according to claim 1, wherein the opening of the second driving part protrudes outside the first body, the second driving part has a hexagonal groove shape, or the second driving part has a square head The second driving part protrudes outside the first body, the first end is flat, the first ring groove is located near the first end, the first ring groove is The second ring groove is away from the first ring groove. The second ring groove is located near the opening of the second driving part. The second ring groove is in the shape of a concave ring groove. The second ring groove protrudes outside the first body, and the width of the second ring groove is larger than the first ring groove. The torsion structure according to claim 1, wherein the first set of parts penetrates the connecting segment, the axis of the first set of parts is perpendicular to the axis of the connecting segment, and the first set of parts It is in the form of a circular perforation, the second assembly part penetrates the second gear disc, the second assembly part is in communication with the second sleeve part, and the axis of the second assembly part is connected to the The axis of the second sleeve portion is perpendicular to each other, the second set portion is perforated, and the tip system is in the shape of a round elastic tip. The torsion structure according to claim 1, wherein the first receiving holes are plural, each first receiving hole is circular, and the plural first receiving holes are arranged in a ring shape, the first The number of holes is four, the plurality of second holes are arranged in a ring shape, each second hole is in communication with the first sleeve, and each second hole is a round hole The second end is in a flat shape, the restricting member is in the shape of a ball, and the number of the restricting member matches the number of the first receiving holes. The torsion structure according to claim 1, wherein the first ring system is against the wall surface of the first receiving groove and the first ring groove, the first ring system is in the form of a C-shaped ring; the second ring The system is in the shape of a ring, and the second ring system is exposed outside the first body. The torsion structure according to claim 1, wherein the restricting member abuts against the wall surface of the second receiving groove, and a third receiving groove is provided on one side of the second receiving groove, the third receiving groove and the first The two accommodating grooves are connected, and the third accommodating groove is provided for the end of the driving element to be compatible, that is, the driving element is hidden in the first body and the second body, and the second ring system resists the Within the second ring groove and the third groove Between the peripheral surfaces, the diameter of the third containing groove is smaller than the diameter of the second containing groove, the third containing groove is in the form of a round groove, and a resisting edge is provided between the second containing groove and the third containing groove The abutment is abutted against the end of the first body, and the second body is cylindrical. The torsion structure according to claim 1, wherein the screwing member can rotate and displace in the first screwing portion, so that the second gasket presses against the elastic member to adjust the compression degree of the elastic member to To determine the required or preset torque value, the threaded part is in the form of an external thread. The torsion structure according to claim 1, wherein the restricting member is in a cylindrical shape, and the restricting member is tightly fitted and arranged at the first receiving hole or the second receiving hole. The torsion structure according to claim 1, wherein the screwing members are in a plurality of shapes, and the plurality of screwing members are sequentially screwed on the first screwing portion. The torsion structure according to claim 1, wherein the second gasket may be provided in plural, and the number of the second gasket may also adjust the compression degree of the elastic member.

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