TWI697386B - Torsion structure - Google Patents

Abstract

The present invention relates to a torsion structure, which includes: a first system provided with a first container, a first driving part, a first container hole and a second screw part; an elastic member assembly In the first container; a driving part is provided with a second driving part, a connecting section, a first assembly part and a first end; a first gear plate is provided with a first sleeve part, A first engaging portion, a second receiving hole, and a second end; a second gear plate is provided with a second sleeve portion, a second engaging portion, and a second assembly portion; at least one restricting member; A second body is provided with a second container, a third screw part, a ball hole and a pushing surface.

Description

Torsion structure

The present invention is related to a torsion structure, especially in a torsion structure, the second system can be rotated and displaced relative to the first body, so that the restricting member is pushed by the pushing surface and displaced at the first cavity , The restricting member drives the first toothed disk, the second toothed disk and the driving member to move in the first accommodating groove to adjust the degree to which the driving member presses against the elastic member group to adjust the torque of the torsion structure .

According to our previous knowledge, the conventional torsion structure, such as US Patent No. 2,733,622, includes a body 10, which includes an acting end 12 and a rod 16; the acting end 12 is internally set There is a first accommodating groove 20, the first accommodating groove 20 is in the shape of a circular groove, and one end of the acting end 12 is provided with a threaded portion 30 which communicates with the first accommodating groove 20, and the threaded portion 30 is in the shape of an internal thread, and the other end of the acting end 12 is provided with a through groove 56 which communicates with the first receiving groove 20, and the first receiving groove 20 is arranged on the threaded portion 30 and Between the piercing grooves 56, the piercing groove 56 and the threaded portion 30 are relatively positive and spaced apart, and the piercing groove 56 is on the same line as the axis of the first receiving groove 20 and the threaded portion 30. The through groove 56 is in the shape of a circular groove that penetrates; the rod 16 is in the shape of a round rod; a rotating member 50 is screwed on the threaded portion 30, and one end of the rotating member 50 is provided with a rotating Part 34, the rotating part 34 protrudes outside the acting end 12 for rotation, The rotating member 50 is rotated and displaced at the threaded portion 30. The other end of the rotating member 50 is provided with a sleeve portion 72 which communicates with the first receiving groove 20, and the sleeve portion 72 Is opposite to the through slot 56, the opening of the sleeve portion 72 is away from the rotation portion 34, the rotation member 50 is in the shape of an external thread; a drive rod 70, the drive rod 70 is penetrated and pivoted Located at the first receiving groove 20 and the through groove 56, one end of the driving rod 70 is provided with a driving part 64, the driving part 64 is protruding out of the through groove 56, the driving part 64 is in the shape of a square head , The other end of the drive rod 70 is sleeved at the sleeve portion 72; a first clamping member 80, the first clamping member 80 is fixed at the first receiving groove 20, as shown in Figure 3 As shown, the first clamping member 80 should be an integral structure with the main body 10, a first assembly part is arranged at the axis of the first clamping part 80, and the first assembly part is connected to the through slot. 56 is relatively straight, the first assembly part is for the drive rod 70 to pivot, the first assembly part is in the shape of a circular perforation, and the end of the first clamping member 80 is provided with a first engaging part 86 , The first engaging portion 86 is arranged in a ring-shaped arrangement of teeth; a second clamping member 90, the second clamping member 90 is sleeved on the driving rod 70, the second clamping member 90 is driven to Drive the drive rod 70 to rotate, the second clamping member 90 is provided with a second assembly portion 92, the second assembly portion 92 is aligned with the first assembly portion, the second assembly portion 92 is For the drive rod 70 to be sleeved, the second assembly portion 92 is in the shape of a non-circular perforation, the second assembly portion 92 should be in the shape of a quadrangular groove, and one end of the second clamping member 90 is provided with The second occlusal portion 88, the second occlusal portion 88 is arranged in a ring-shaped arrangement of teeth, the second occlusal portion 88 is engaged with the first occlusal portion 86; an elastic element 96, one end of the elastic element 96 is elastically pressed against At the second card 90 On; an elastic piece 98, one end of the elastic piece 98 is against the rotating member 50, the other end of the elastic piece 98 is against the elastic element 96, the elastic element 96 is elastic against the first Between the two clamping members 90 and the resilient piece 98; a cover body 24, which covers the opening of the first cavity 20 of the main body 10, so that the first cavity 20 is closed, The rotating portion 34 of the rotating member 50 protrudes from the cover 24, and as shown in FIG. 3, the threaded portion 30 should be attached to the cover 24, and the cover 24 is round.

But the lack of this patent structure lies in:

1. The rotating member 50 rotates and displaces at the threaded portion 30, so that the elastic sheet 98 is pressed against the elastic element 96 to adjust the torque value, but the torsion structure has only one way of adjusting the torque, and the expandability is insufficient.

2. As shown in Figure 3 of the Patent Gazette, the first clamping member 80 and the main body 10 are integrally formed. When assembling, the driving rod 70 must be inserted in the Through the slot 56, the first assembly portion of the first clamping member 80, the first receiving groove 20 and the threaded portion 30, and then the second clamping member 90, the elastic element 96 and the The resilient piece 96 is sleeved on the driving rod 70, and finally the rotating member 50 is screwed to the threaded portion 30, and the sleeve 72 of the rotating member 50 is fitted with the driving rod 70, generally In terms of a larger specification, such as a quarter-torque joint structure, the driving rod 70, the second clamping member 90, the elastic element 96 and the elastic member 96 are larger and easier to be assembled in sequence. It is set in the first container 20, but if the specification is small, such as a bipartite specification or a post specification, the volume of the first container 20 is not large, the driving rod 70 and the second clamping member 90. The elastic element 96 and the elastic contact piece 96 are also small, and the driving rod 70 is first inserted into the first receiving groove 20 After that, it takes a lot of assembly time to sequentially fit each component on the driving rod 70, which is not easy to assemble.

3. The main body 10 is integrally formed with the first clamping member 80, and the first clamping member 80 needs to be provided with the first engaging portions 86 arranged in a ring shape. The main body 10 is not easy to form, and the main body 10 is There is a larger 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 structure that can solve the drawbacks of the conventional structure.

In the conventional torsion structure, the rotating part is on the screw The grooves are rotated and displaced, so that the elastic sheet is pressed against the elastic element to adjust the torque value, and the expandability is insufficient. In the torsion structure of the present invention, the third screwed portion is screwed with the second screwed portion, and the second system can rotate and displace relative to the first body, so that the restricting member is pushed by the pushing surface Displacement at the first cavity, the restricting member drives the first toothed disk, the second toothed disk, and the driving member to move in the first groove to adjust the driving member to press against the elastic member assembly The degree to adjust the torque.

The present invention relates to a torsion structure, which includes Including: a first system is provided with a first container, a first drive part, a first container hole and a second screw part; an elastic component is accommodated in the first container; a drive The component is abutted on the elastic component group and is provided with a second driving portion, a connecting section, a first assembly portion and a first end; a first gear plate is provided with a first sleeve portion, a A first engaging portion, a second receiving hole and a second end; A second gear plate is provided with a second sleeve part, a second meshing part and a second assembly part; at least one restricting member; a second body is provided with a second receiving groove and a third screw Part, one holding bead hole and one pushing surface.

The third screw part is screwed to the second screw part Together, the second system can rotate and displace relative to the first body, so that the restricting member is pushed by the pushing surface and displaces at the first receiving hole, and the restricting member drives the first chainring and the second The two chainrings and the driving member are displaced in the first accommodating groove to adjust the degree of pressing the driving member against the elastic member group to adjust the torque.

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 modifications made under the spirit of the present invention should still fall within the protection scope of the present invention.

10‧‧‧The first body

11‧‧‧First container

12‧‧‧The first drive unit

13‧‧‧First screw joint

14‧‧‧First volume hole

15‧‧‧Second screw joint

16‧‧‧Lock slot

19‧‧‧Screw fitting

20‧‧‧Elastic Parts Group

21‧‧‧First elastic part

22‧‧‧First gasket

221‧‧‧First recess

23‧‧‧Second gasket

24‧‧‧First Pearl

30‧‧‧Drive parts

31‧‧‧Second drive unit

32‧‧‧Connecting section

33‧‧‧The first group set up

34‧‧‧First end

35‧‧‧The first ring groove

36‧‧‧Second ring groove

40‧‧‧First chainring

41‧‧‧The first set

42‧‧‧First meshing part

43‧‧‧Second Pore

44‧‧‧Second end

50‧‧‧Second chainring

51‧‧‧Second Set

52‧‧‧Second meshing part

53‧‧‧Second Group Department

57‧‧‧Spot body

58‧‧‧First Ring Body

59‧‧‧Second Ring Body

60‧‧‧Restricted parts

70‧‧‧Second Body

71‧‧‧Second container

72‧‧‧The third container

73‧‧‧First Arrival

74‧‧‧The third screw joint

75‧‧‧Rongzhu hole

76‧‧‧The third ring groove

77‧‧‧to noodle

80‧‧‧Lock group

81‧‧‧Control ring

811‧‧‧Spring Groove

812‧‧‧Second Arrival

813‧‧‧First week

814‧‧‧Second Week

815‧‧‧Conical groove

82‧‧‧Second elastic part

83‧‧‧Second Pearl

84‧‧‧The third ring

85‧‧‧The fourth ring

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

The second figure is a three-dimensional exploded view of the torsion structure locking group of the present invention.

The third figure is a side view of the torsion structure control collar of the present invention.

The fourth figure is a cross-sectional view at B-B in the third figure of the present invention.

Figure 5 is a three-dimensional assembly view of some components of the torsion structure of the present invention.

Figure 6 is a front view of some components of the torsion structure of the present invention.

Figure 7 is a three-dimensional assembly view of the torsion structure of the present invention.

Figure 8 is a side view of the torsion 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 operating state at A-A in Figure 8 of the present invention.

Figure 11 is a perspective view of the second operating state of some components of the torsion structure of the present invention.

Figure 12 is a cross-sectional view of the third operating state A-A in Figure 8 of the present invention.

Figure 13 is a cross-sectional view of the fourth operating state at A-A in Figure 8 of the present invention.

First, please refer to the first to fourth figures. The first figure is a perspective exploded view of the torsion structure of the present invention, the second figure is a perspective exploded view of the torsion structure locking group 80 of the present invention, and the third figure is the torsion structure of the present invention. The side view of the control collar 81, the fourth figure is the cross-sectional view of the third figure BB of the present invention, the present invention relates to a torsion structure, which includes: a first body 10, one end of the first body 10 is provided with a second A container 11, the first container 11 is in the shape of a circular groove, the other end of the first body 10 is provided with a first driving portion 12, the first driving portion 12 is opposite to the opening of the first container 11 Far away, the first driving portion 12 is provided for another tool to be fitted to drive the first body 10 to rotate, the first driving portion 12 is in the shape of a hexagonal head, and the first body 10 is provided with a first screw Portion 13, the first screw portion 13 is in communication with the first receiving groove 11, the first screw portion 13 is disposed in the first driving portion 12, and the first screw portion 13 is internal Thread-shaped, the first body 10 is provided with at least one first receiving hole 14, the first receiving hole 14 is in communication with the first receiving groove 11, and the first receiving hole 14 is in the shape of an elongated hole groove , The first containing holes 14 are in plural, the plurality of first containing holes 14 are arranged in a ring shape, and the number of the first containing holes 14 is four One, the outer peripheral surface and end of the first body 10 is provided with a second threaded portion 15 which is externally threaded, and the first body 10 is provided with a plurality of locking grooves 16 , The plurality of first receiving holes 14 are provided between the second screw portion 15 and the plurality of locking grooves 16, each locking groove 16 is in the shape of a concave long arc groove, and the plurality of locking grooves 16 are arranged in a ring shape Shape, the number of the plurality of locking grooves 16 is 10; a screw member 19, the screw member 19 is screwed to the first screw part 13 of the first body 10, the screw member 19 is It can be rotated and displaced in the first screw part 13, the screw part 19 is in the shape of an external thread; an elastic element group 20 is accommodated in the first receiving groove 11, and the elastic element The set 20 abuts on the screw member 19, and the screw member 19 is rotated and displaced in the first screw portion 13 to adjust the compression degree of the elastic member set 20 to determine the required or preset torque value, The elastic element group 20 includes a first elastic element 21, a first gasket 22, a second gasket 23, and a first ball 24; the first elastic element 21 is accommodated in the first cavity 11, the first elastic member 21 is a spring structure; the first gasket 22 is accommodated in the first receiving groove 11, the first gasket 22 is secured to one end of the first elastic member 21, the One end of the first gasket 22 is provided with a first recess 221, the first recess 221 is aligned with the opening of the first container 11, the first recess 221 is in the shape of a concave arc groove or any groove; The second gasket 23 is accommodated at the end of the first receiving groove 11, the second gasket 23 is pressed between the screw member 19 and the first elastic member 21, and the first elastic member 21 is Resist between the first washer 22 and the second washer 23, the screw member 19 is rotated and displaced, so that the second washer 23 is pressed against The first elastic member 21 is used to adjust the degree of compression of the first elastic member 21 to determine the required or preset torque value; the first bead 24 is accommodated in the first recess 221, and the first bead The body 24 is partially exposed outside the first recess 221; a driving member 30, the driving member 30 is accommodated in the first accommodating groove 11, the driving member 30 can be accommodated in the first accommodating groove 11 Displacement, one end of the driving member 30 is provided with a second driving part 31, the opening of the second driving part 31 is protruding out of the first body 10, the second driving part 31 is in the shape of a hexagonal groove, the driving part The other end of 30 is provided with a connecting section 32. The end of the connecting section 32 abuts against the elastic element group 20, the elastic element group 20 is elastically pressed against the connecting section 32, and the connecting section 32 is connected to the second The openings of the driving portion 31 are far away, the connecting section 32 is cylindrical, and the end of the connecting section 32 is provided with a second concave portion, the second concave portion is aligned with the first concave portion 221, the first bead 24 is received between the first recess 221 and the second recess, the second recess is in the shape of a concave arc groove, the first gasket 22 and the first bead 24 are supported by the first elastic member 21 Elastically pressed against the connecting section 32, the connecting section 32 is provided with a first assembly part 33, the axis of the first assembly part 33 and the axis of the connecting section 32 are perpendicular to each other, the A set portion 33 penetrates the connecting section 32, the first set portion 33 is in the shape of a circular perforation, the driving member 30 is provided with a first end 34, and the first end 34 is provided on the second Between the driving portion 31 and the connecting section 32, the first end portion 34 is in a planar shape, a first ring groove 35 is provided on the outer circumference of the second driving portion 31, and the first ring groove 35 is provided near At the first end 34, the first ring groove 35 is in the shape of a concave ring groove, and the outer peripheral surface of the second driving portion 31 is provided with a second ring groove 36 which is connected to the first ring groove 36. The ring groove 35 is far away from each other, the second ring groove 36 is provided near the opening of the second driving portion 31, the second ring groove 36 is in the shape of a concave ring groove, and the second ring groove 36 is protruding from the opening. Outside the first body 10, the width of the second ring groove 36 is greater than that of the first Annular groove 35; a first toothed disk 40, the first toothed disk 40 is accommodated in the first cavity 11, the first toothed disk 40 is in the shape of a hollow torus, the first toothed disk 40 A first sleeve portion 41 is provided. The first sleeve portion 41 is pivoted on the connecting section 32 of the driving member 30. The first sleeve portion 41 is in the shape of a circular groove penetrating through it. One end of the gear plate 40 is provided with a first meshing portion 42 which is a circumferential arrangement of teeth. The first gear plate 40 is provided with a plurality of second receiving holes 43, each of the second receiving holes 43 is opposite to each first receiving hole 14 of the first body 10, the plurality of second receiving holes 43 are arranged in a ring shape, and each second receiving hole 43 is formed with the first fitting portion 41 Each second receiving hole 43 is in the shape of a circular hole. The other end of the first toothed disk 40 is provided with a second end 44 which is opposite to the first end 34 Positively, there is a gap between the second end 44 and the first end 34, the second end 44 is away from the first engaging portion 42, and the second end 44 is flat; The second chainring 50, the second chainring 50 is accommodated in the first accommodating groove 11, the second chainring 50 is in the shape of a hollow ring, and the second chainring 50 is provided with a second The sleeve portion 51, the second sleeve portion 51 is sleeved on the connecting section 32 of the driving member 30, the second sleeve portion 51 is in the shape of a circular groove penetrating through, and the connecting section 32 is sleeved first The first chainring 40 is followed by the second chainring 50 in sequence. The second chainring 50 is provided with a second meshing portion 52 which meshes with the first meshing portion 42 , The first toothed disk 40 and the second toothed disk 50 are meshed and rotated, the second meshing portion 52 is in a ring-shaped arrangement of teeth, and the second toothed disk 50 is provided with a second assembly portion 53, The second assembly portion 53 is aligned with the first assembly portion 33, the axis of the second assembly portion 53 is perpendicular to the axis of the second sleeve portion 51, and the second assembly The setting portion 53 penetrates the second chainring 50, the second assembly portion 53 is in communication with the second sleeve portion 51, and the second assembly portion 53 is perforated The second chainring 50 is assembled with the driving member 30, and the second chainring 50 is when the first accommodating groove 11 is displaced in the direction of the first driving portion 12, the second chainring 50 is Drive the driving member 30 to shift; a tip body 57, the tip body 57 is inserted through the first assembly portion 33 and the second assembly portion 53, so that the second chainring 50 and the driving member 30-phase assembly, the tip body 57 is in the shape of a round elastic tip body; a first ring body 58, the first ring body 58 is sleeved at the first ring groove 35, the first ring body 58 abuts Between the wall surface of the first receiving groove 11 and the first ring groove 35, the first ring body 58 is in the shape of a C-shaped ring; a second ring body 59 is sleeved on the At the second ring groove 36 of the driving member 30, the second ring body 59 is in the shape of a circular ring, and the second ring body 59 is protruding from the first body 10; at least one restricting member 60, the restricting The member 60 is accommodated in the first receiving hole 14 and the second receiving hole 43, so that the first chainring 40 and the first body 10 are assembled together, and the first driving portion 12 is driven to make the first When the main body 10 rotates, the first main body 10 drives the first chainring 40 to rotate, the first chainring 40 drives the second chainring 50 to rotate, and the second chainring 50 drives the driving member 30 to rotate. By rotating the tool piece fitted at the second driving portion 31, the restricting piece 60 can be displaced at the first containing hole 14, the restricting piece 60 is in the shape of a ball, and the number of the restricting pieces 60 is According to the number of the first cavity 14; a second body 70, the second body 70 is provided with a second cavity 71, the second cavity 71 is provided for the first body 10 to be compatible, the restriction The piece 60 is limited by the second body 70 and Without getting out of the first body 10, the second receiving groove 71 is in the shape of a round groove, and one side of the second receiving groove 71 is provided with a third receiving groove 72, the third receiving groove 72 and the second receiving groove 72 The groove 71 is in a communicating shape, and the third receiving groove 72 is provided for the end of the driving member 30 to be compatible, that is, the driving member 30 is hidden in the first body 10 and the second body 70, and the second ring The body 59 abuts against the inner peripheral surface of the second annular groove 36 and the third receiving groove 72, the diameter of the third receiving groove 72 is smaller than the diameter of the second receiving groove 71, and the third receiving groove 72 is In the shape of a circular groove, a first abutting edge 73 is formed between the second receiving groove 71 and the third receiving groove 72. The first abutting edge 73 is aligned with the end of the first body 10, and there is a There is a gap. One end of the second receiving groove 71 is provided with a third screw portion 74, the third screw portion 74 is screwed to the second screw portion 15, and the third screw portion 74 is It can be rotated and displaced on the second screw portion 15 to displace the second body 70 relative to the first body 10, and the first abutting edge 73 is disposed on the third receiving groove 72 and the third screw portion 74 Meanwhile, the third screw portion 74 is in the shape of an internal thread, the second body 70 is provided with a bead receiving hole 75, and the second body 70 can rotate relative to the first body 10, so that the bead receiving hole 75 is It can be aligned with any locking groove 16, the bead receiving hole 75 is in communication with the second receiving groove 71, and the axis of the bead receiving hole 75 is perpendicular to the axis of the second receiving groove 71 The bead receiving hole 75 is in the shape of a circular perforation, and a third annular groove 76 is provided on the second body 70. The third annular groove 76 is far away from the third receiving groove 72, and the third annular groove 76 Is arranged on one side of the bead receiving hole 75, the bead receiving hole 75 is arranged between the third receiving groove 72 and the third ring groove 76, the third ring groove 76 is in the shape of a concave ring groove, the second The inner peripheral surface of the main body 70 is provided with an abutting surface 77, as shown in the ninth figure, the abutting surface 77 abuts on the plurality of restricting members 60; the second body 70 is displaced relative to the first body 10 At this time, the restricting member 60 is pushed by the pushing surface 77 and displaced at the first receiving hole 14, and the restricting member 60 drives the first chainring 40, the second chainring 50 and the driving member 30 Displacement to adjust the pressing of the driving member 30 against the elastic member group 20 degrees; a locking group 80, please supplement as shown in the second figure, the locking group 80 is assembled on the second body 70, the locking group 80 can be moved to a locked position and a non-locked position In order to control the second body 70 and the first body 10 to be rotatable or non-rotatable, the locking set 80 includes a control collar 81, a second elastic member 82, a second bead 83, and a A third ring body 84 and a fourth ring body 85; please supplement as shown in the third and fourth figures, the control collar 81 is sleeved on the second body 70, and the control collar 81 can be attached to The second body 70 moves axially to a locked position and a non-locked position. One side of the inner peripheral surface of the control collar 81 is provided with a spring groove 811 which extends to the control sleeve The end surface of the ring 81 is open, the opening of the spring groove 811 faces the first driving portion 12, the bottom of the spring groove 811 is provided with a second abutting edge 812, and the control collar 81 is provided with a first circumference Surface 813, the second abutting edge 812 is provided between the spring groove 811 and the first peripheral surface 813, the control collar 81 is provided with a second peripheral surface 814, and the first peripheral surface 813 is provided on the first peripheral surface 813 Between the two abutting edges 812 and the second peripheral surface 814, the diameter of the second peripheral surface 814 is greater than the diameter of the first peripheral surface 813, so that a diameter is formed between the first peripheral surface 813 and the second peripheral surface 814 The tapered groove 815 is expanded from the first peripheral surface 813 to the second peripheral surface 814, and the first peripheral surface 813 is provided on the second abutting edge 812 and the tapered groove 815 In between, the control collar 81 is sequentially provided with the spring groove 811, the second abutting edge 812, the first peripheral surface 813, the tapered groove 815, and the second peripheral surface 814, and the control collar 81 is It is in the shape of a circular ring. The outer peripheral surface of the control collar 81 is provided with lines to facilitate hand holding; the second elastic member 82 is sleeved on the second body 70, and the second elastic member 82 is elastically pressed against On the control collar 81, the second elastic member 82 makes the control collar 81 have a non-locking The second elastic member 82 is received in the spring groove 811; the second bead 83 is received in the bead receiving hole 75, and the second bead The body 83 is hidden in the control collar 81; the third ring body 84 is sleeved at the third ring groove 76, the third ring body 84 is hidden in the control collar 81, and the third ring The body 84 is pressed between the third ring groove 76 and the wall surface of the spring groove 811; the fourth ring body 85 is sleeved on the second body 70, and the fourth ring body 85 is combined and hidden in the control sleeve In the ring 81, the fourth ring body 85 and the control collar 81 are integrally linked. The fourth ring body 85 makes one end of the control collar 81 closed, and the fourth ring body 85 is connected to the third The ring body 84 is far away, the fourth ring body 85 is slightly elastic, and the fourth ring body 85 is in the shape of a circular ring; when the control collar 81 is in the locked position, the second elastic member 82 is Push the control collar 81 in the direction of the second driving portion 31, and one end of the second bead 83 is pressed against the first peripheral surface 813, so that the second bead 82 is positioned at a locking groove 16 thereof Without displacement, the first body 10 and the second body 70 are limited by the second bead 83, the second body 70 cannot rotate relative to the first body 10, and the third ring 84 abuts At the opening of the spring groove 811 of the control collar 81.

Please continue to refer to the fifth and sixth figures. The fifth figure is a three-dimensional assembly view of some components of the torsion structure of the present invention. The sixth figure is a front view of some components of the torsion structure of the present invention. , 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 as shown in Figures 5 and 6 As shown, the first The chainring 40 and the second chainring 50 are sleeved on the connecting section 32, and the tip body 57 is inserted through the first assembly portion 33 and the second assembly portion 53, so that the second tooth The disk 50 is assembled with the driving member 30, 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 Figures 7 to 9. Figure 7 is a perspective view of the torsion structure of the present invention, Figure 8 is a side view of the torsion structure of the present invention, and Figure 9 is the AA of Figure 8 of the present invention. A cross-sectional view, as can be clearly shown by the figure, the screw member 19 is screwed to the first screw portion 13 of the first body 10, and the elastic member group 20 is accommodated in the first receiving groove 11 , 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 first, as shown in the fifth and the first As shown in the six figures, it is further accommodated in the first accommodating groove 11, and each restricting member 60 is accommodated between each first accommodating hole 14 and each second accommodating hole 43, so that the first chainring 40 It is assembled with the first body 10, the second body 70 is sleeved on the first body 10, and the locking group 80 is assembled on the second body 70. The ninth figure is the locking group 80 The system is in the locked position.

Please refer to Figures 10 and 11. Figure 10 is a cross-sectional view of the second operating state at AA in Figure 8 of the present invention, and Figure 11 is a perspective view of the second operating state of some components of the torsion structure of the present invention. It can be clearly shown from the figure that the first driving portion 12 is driven to rotate the first body 10, the first body 10 drives the first chainring 40 to rotate, and the first chainring 40 drives the second The two gear plate 50 rotates with the driving member 30 to rotate the tool member fitted at the second driving portion 31. When the torque value of the rotation is too large, the first engaging portion 42 and the second engaging portion 52 are Disengage from each other, the second chainring 50 drives the driving member 30 to shift in the direction of the first driving portion 12, the first end 34 is close to the second end 44, and the driving member 30 is compressed The first of the elastic component group 20 Elastic piece 21.

Please continue to refer to Figures 12 and 13. Figure 12 is a cross-sectional view of the third operating state at AA in Figure 8 of the present invention, and Figure 13 is the fourth operating state at AA in Figure 8 of the present invention. The cross-sectional view of the figure clearly shows that when the control collar 81 is moved on the second body 70 in the direction of the first driving portion 12 to the non-locking position, as shown in Figure 12, The second elastic member 82 is compressed by the second abutting edge 812, the second bead 83 is disengaged from the locking groove 16, and one end of the second bead 83 abuts against the second At the peripheral surface 814 and the tapered groove 815, the second body 70 can rotate relative to the first body 10, so that the third screw portion 74 is rotated and displaced on the second screw portion 15, so that the restricting member 60 is pushed by the pushing surface 77 to displace at the first receiving hole 14. The restricting member 60 drives the first chainring 40, the second chainring 50 and the driving member 30 in the first Displacement in the pocket 11 to adjust the degree to which the drive member 30 is pressed against the elastic member group 20, that is, to adjust the degree of compression of the first elastic member 21, the adjusted state is as shown in Figure 13, the The first elastic member 21 is in the most compressed shape, and the first abutting edge 73 abuts against the end of the first body 10.

Then the control collar 81 is moved to the locking position, so that the second ball 83 is positioned and locked at one of the locking grooves 16, so that the second body 70 can no longer rotate relative to the first body 10.

In another embodiment of the present invention, the outer peripheral surface of the second body 70 is provided with lines for convenient rotation by hand, the limiting member 60 is cylindrical, and the limiting member 60 is tightly fitted to the second receiving hole 43.

In another embodiment of the present invention, the second gasket 23 can be provided with a plurality of pieces, and the number of the second gasket 23 can also be adjusted to the degree of compression of the first elastic member 21 to determine the required or preset twist Force value.

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

1. The third threaded portion 74 is threaded with the second threaded portion 15. When the control collar 81 is in the unlocked position, the second body 70 can rotate relative to the first body 10 , The restricting member 60 is pushed by the pushing surface 77 to displace at the first receiving hole 14. The restricting member 60 drives the first chainring 40, the second chainring 50 and the driving member in sequence 30 is displaced in the first receiving groove 11 to adjust the degree of pressing the driving member 30 against the elastic member group 20 to adjust the compression degree of the first elastic member 21.

2. When the control group 80 is in the locked position, the second body 70 cannot be rotated relative to the first body 10, so that the torsion structure cannot adjust the torque, that is, the control collar 81 is in the locked position At this time, one end of the second bead 83 is pressed against the first peripheral surface 813, so that the second bead 83 is positioned at any locking groove 16 to restrict the second body 70 from being unable to be relative to the first body 10. Rotate.

3. Rotate the screw member 19 to make the screw member 19 rotate and move at the first screw portion 13 to adjust the degree of compression of the elastic member group 20. The degree of compression of the elastic member group 20 is impossible when it leaves the factory. If each is the same, the screw member 19 can be slightly rotated to adjust the elastic member group 20 to determine the required or preset torque value.

4. The manufacturer can turn the screw member 19 to fine-tune the torque value of the elastic member group 20 when it leaves the factory. The user can turn the second body 70 and also adjust the torque value during operation. Adjust the effect.

5. As shown in the ninth figure, the second body 70 is screwed to the first body 10, and the restricting member 60 is also restricted by the second body 70 and does not come out of the first body 10 , If the torsion structure is not When falling and hitting, the probability that the second body 70 will disengage from the first body 10 is quite low. The limiting member 60 is restricted by the second body 70, and the limiting member 60 cannot fall out. safety.

6. When assembling the torsion structure, first place the elastic element group 20 at the end of the first receiving groove 11 in sequence, and then the driving element 30, the first chainring 40, and the second chainring 50. After the tip body 57, the first ring body 58 and the second ring body 59 are combined first, as shown in the second and third figures, they are then accommodated in the first pocket 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 is small , It is assembled outside the first body 10 and then accommodated in the first container 11, which is easier and faster to assemble.

7. Both the first chainring 40 and the second chainring 50 are in the shape of a single component, which saves component cost.

8. As described in point 6, the driving member 30, the first gear plate 40, the second gear plate 50, the tip body 57, the first ring body 58 and the second ring body 59 are combined before When accommodated in the first receiving groove 11, the end of the connecting section 32 of the driving member 30 is provided with the second recess, which can be quickly aligned with the first bead 24 of the elastic member group 20 , The drive member 30 and the elastic member group 20 can quickly align the coaxial center.

9. Please supplement with the ninth figure. 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. There is a pivoting structure between the member 30 and the first body 10, and a pivoting 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 structurally stable. Sex.

10. The first ring body 58 and the second ring body 59 are respectively sleeved at the first ring groove 35 and the second ring groove 36, and the first ring body 58 and the second ring body 59 are both It is made of a slightly elastic material. There can be a large 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 friction between the first body 10 and the driving member 30 is reduced.

Therefore, the torsion structure of the present invention is industrially usable, novel and progressive, and can truly meet the requirements of an invention patent application.

10‧‧‧The first body

11‧‧‧First container

12‧‧‧The first drive unit

13‧‧‧First screw joint

14‧‧‧First volume hole

15‧‧‧Second screw joint

16‧‧‧Lock slot

19‧‧‧Screw fitting

20‧‧‧Elastic Parts Group

21‧‧‧First elastic part

22‧‧‧First gasket

221‧‧‧First recess

23‧‧‧Second gasket

24‧‧‧First Pearl

30‧‧‧Drive parts

31‧‧‧Second drive unit

32‧‧‧Connecting section

33‧‧‧The first group set up

34‧‧‧First end

35‧‧‧The first ring groove

36‧‧‧Second ring groove

40‧‧‧First chainring

41‧‧‧The first set

42‧‧‧First meshing part

43‧‧‧Second Pore

44‧‧‧Second end

50‧‧‧Second chainring

51‧‧‧Second Set

52‧‧‧Second meshing part

53‧‧‧Second Group Department

57‧‧‧Spot body

58‧‧‧First Ring Body

59‧‧‧Second Ring Body

60‧‧‧Restricted parts

70‧‧‧Second Body

71‧‧‧Second container

72‧‧‧The third container

73‧‧‧First Arrival

74‧‧‧The third screw joint

75‧‧‧Rongzhu hole

76‧‧‧The third ring groove

80‧‧‧Lock group

Claims (15)

A torsion structure comprises: a first body, one end of the first body is provided with a first receiving groove, the other end of the first body is provided with a first driving part, and the first body is provided with at least one The first cavity, the first cavity is in communication with the first cavity, the first cavity is in the shape of an elongated slot, and a second screw is provided on the outer peripheral surface and end of the first body The joint part, the second screw part is in the shape of an external thread; an elastic element group, the elastic element group is accommodated in the first cavity; a driving member, the driving element is accommodated in the first cavity In the groove, the driving member can be displaced in the first receiving groove, one end of the driving member is provided with a second driving part, the other end of the driving member is provided with a connecting section, and the end of the connecting section is connected to the elastic member The elastic element group is pressed against the connecting section with elastic force, the connecting section is far away from the second driving part, the connecting section is cylindrical, and the connecting section is provided with a first assembly Part, the axis of the first assembly part and the axis of the connecting section are perpendicular to each other, the driving member is provided with a first end, and the first end is arranged between the second driving part and the connecting section Between; a first toothed disk, the first toothed disk is accommodated in the first cavity, the first toothed disk is in the shape of a hollow ring, the first toothed disk is provided with a first sleeve The first sleeve portion is pivoted on the connecting section, the first sleeve portion is in the shape of a circular groove penetrating through it, one end of the first gear plate is provided with a first engaging portion, and the first engaging portion The portion is arranged in a circumferential arrangement of teeth, the first toothed disk is provided with at least one second containing hole, the second containing hole is aligned with the first containing hole, and the other end of the first toothed disk is provided with a The second end is opposite to the first end, the second end is spaced from the first end, and the second end is connected to the first engaging portion Away from; a second toothed disk, the second toothed disk is accommodated in the first cavity, the second toothed disk is in the middle In the shape of an empty ring, the second gear plate is provided with a second sleeve, the second sleeve is sleeved on the connecting section, and the second sleeve is in the shape of a penetrating circular groove, The connecting section is first sleeved with the first chainring and then the second chainring is sleeved in sequence, the second chainring is provided with a second meshing portion, and the second meshing portion is opposite to the first meshing portion Meshing, so that the first toothed disk and the second toothed disk system are meshed and rotated, the second meshing part is in a ring-shaped arrangement of teeth, the second toothed disk system is provided with a second assembly part, the second group The setting part is opposite to the first assembly part, the axis of the second assembly part is perpendicular to the axis of the second sleeve part; the second gear plate is assembled with the drive member Assuming that when the second chainring is displaced in the direction of the first driving part in the first receiving groove, the second chainring drives the driving member to shift; a tip body, the tip system penetrates the first The assembling part and the second assembling part enable the second chainring system to be assembled with the driving part; at least one restricting part is accommodated in the first cavity and the second cavity Place, the first chainring is assembled with the first body, and the first driving part is driven to rotate the first body, the first system drives the first chainring to rotate, and the first chainring The second chainring drives the second chainring to rotate, and the second chainring drives the driving member to rotate. The restricting member can be displaced at the first cavity; a second body is provided with a second body. A container, the second container is compatible with the first body, the restricting member is limited by the second body and does not come out of the first body, and one end of the second container is provided with a third The threaded portion, the third threaded portion is threaded with the second threaded portion, and the third threaded portion can be rotated and displaced on the second threaded portion, so that the second body is relatively to the first When the body is displaced, the third threaded portion is in the shape of an internal thread, the inner peripheral surface of the second body is provided with an abutting surface, and the abutting surface abuts against the plurality of restricting members; the second body is opposite to the first When a body is displaced, the restricting member is pushed by the pushing surface to When the first receiving hole is displaced, the restricting member drives the first toothed disk, the second toothed disk and the driving member to displace, so as to adjust the degree of pressing the driving member against the elastic member group. The torsion structure according to claim 1, wherein the first accommodating groove is in the shape of a circular groove, the first driving portion is away from the opening of the first accommodating groove, and the first driving portion is provided for another The tools are sleeved to drive the first body to rotate, and the first driving part is hexagonal. The torsion structure according to claim 1, wherein the first system is provided with a first screw part, the first screw part communicates with the first container, and the first screw part is provided with In the first driving part, the first screw part is in the shape of an internal thread; a screw part is provided, and the screw part is screwed to the first screw part of the first body, the screw part The screw can be rotated and displaced in the first screw part, and the screw part is in the shape of an external thread. The torsion structure according to claim 1, wherein the first containing holes are in plural, the plurality of first containing holes are arranged in a ring shape, or the number of the first containing holes is four, the limitation The member is in the shape of a round ball, and the number of the limiting member matches the number of the first containing hole. The torsion structure according to claim 1, wherein the first body is provided with a plurality of locking grooves, and the first receiving hole is provided between the second screw portion and the plurality of locking grooves; the second body A bead receiving hole is provided on the upper part, the second body can rotate relative to the first body, so that the bead receiving hole can be aligned with any locking groove, and the bead receiving hole is in communication with the second receiving groove, The axis of the bead receiving hole is perpendicular to the axis of the second receiving groove, the bead receiving hole is in the shape of a circular perforation, the second body is provided with a third annular groove, the third annular groove The third ring groove is arranged on one side of the bead receiving hole, and the third ring groove is in the shape of a concave ring groove. The torsion structure according to claim 5, wherein each locking groove is in the shape of a concave long arc groove, the plurality of locking grooves are arranged in a ring shape, and the number of the plurality of locking grooves is 10. The torsion structure according to claim 3, wherein the elastic element group is pressed against the screw element, and the screw element is rotated and displaced in the first screw part to adjust the compression degree of the elastic element group to determine The required or preset torque value. The torsion structure according to claim 7, wherein the elastic element group includes a first elastic element, a first gasket, a second gasket, and a first ball; the first elastic element contains At the first accommodating groove, the first elastic member is a spring structure; the first gasket is accommodated at the first accommodating groove, the first gasket is attached to one end of the first elastic member, the One end of the first gasket is provided with a first recess, the first recess is aligned with the opening of the first container, the first recess is in the shape of a concave arc groove; the second gasket is received in the first recess At an end of a container, the second gasket is pressed between the screw part and the first elastic part, and the first elastic part is elastically pressed between the first gasket and the second gasket, The screw member is rotated and displaced so that the second gasket is pressed against the first elastic member to adjust the degree of compression of the first elastic member to determine the required or preset torque value; the first bead system is accommodated in At the first recess, the first bead system partly protrudes outside the first recess; the end of the connecting section is provided with a second recess, the second recess is aligned with the first recess, the first The bead system is accommodated between the first recess and the second recess. The second recess is in the shape of a concave arc groove. The first gasket and the first bead system are pressed against by the elastic force of the first elastic member. On the connection segment. The torsion structure according to claim 1, wherein the opening of the second driving part protrudes outside the first body, the second driving part is in a hexagonal groove shape, and the first assembly part penetrates the connection Section, the first assembly part is in the shape of a circular perforation, the first end part is flat, the second assembly part penetrates the second chainring, and the second assembly part is connected to the second set The joint part is in a communicating shape, the second assembly part is in a perforated shape; the tip system is in the shape of a round elastic tip body. The torsion structure according to claim 1, wherein the outer peripheral surface of the second driving portion is provided with There is a first annular groove, the first annular groove is arranged near the first end, the first annular groove is in the shape of a concave annular groove, and the outer peripheral surface of the second driving portion is provided with a second annular groove, The second ring groove is away from the first ring groove, the second ring groove is disposed near the opening of the second driving part, the second ring groove is in the shape of a concave ring groove, and the second ring groove is Is protruding from the first body, the width of the second ring groove is larger than that of the first ring groove; a first ring body is provided, the first ring system is sleeved at the first ring groove, the first ring groove The ring system abuts between the wall surface of the first container and the first ring groove, the first ring system is in the shape of a C-shaped ring body; a second ring body is provided, and the second ring system is sleeved on the driving member At the second ring groove, the second ring system is in the shape of a torus, and the second ring system protrudes outside the first body. The torsion structure according to claim 1, wherein the second containing hole is in communication with the first sleeve portion, the second containing hole is in the shape of a round hole, and the second end is in a plane shape. The torsion structure according to claim 9, wherein the second container is in the shape of a circular groove, a third container is provided on one side of the second container, and the third container is connected to the second container In a communicating shape, the third receiving groove is provided for the end of the driving member to be compatible, that is, the driving member is hidden in the first body and the second body, and the second ring system abuts against the second ring groove Between the inner peripheral surface of the third container, the diameter of the third container is smaller than the diameter of the second container, the third container is in the shape of a circular groove, the second container and the third container A first abutting edge is arranged between the grooves, and the first abutting edge is aligned with the end of the first body, and there is a gap between the two. The first abutting edge is arranged between the third container and the Between the third screw joint. The torsion structure according to claim 5, wherein a locking group is provided, the locking group is assembled on the second body, and the locking group can be moved to a locked position and a non-locked position to control the second body The two bodies and the first body are rotatable or non-rotatable. The torsion structure according to claim 13, wherein the locking group includes a control collar, A second elastic member, a second bead, a third ring and a fourth ring; the control collar is sleeved on the second body, and the control collar can be attached to the second body Axially moved to a locked position and a non-locked position, one side of the inner peripheral surface of the control collar is provided with a spring groove, the spring groove extends to the end surface of the control collar in an open shape, the spring The slot opening is opposite to the first driving portion, the bottom of the spring slot is provided with a second abutting edge, the control collar is provided with a first peripheral surface, and the second abutting edge is connected to the spring slot and the Between the first peripheral surface, the control collar is provided with a second peripheral surface, the first peripheral surface is set between the second abutment edge and the second peripheral surface, and the diameter of the second peripheral surface is larger than the first peripheral surface. The diameter of the peripheral surface is such that a tapered groove is formed between the first peripheral surface and the second peripheral surface. The tapered groove expands from the first peripheral surface to the second peripheral surface. The peripheral surface is arranged between the second abutting edge and the tapered groove, and the control collar is sequentially provided with the spring groove, the second abutting edge, the first peripheral surface, the tapered groove and the second The peripheral surface of the control collar is in the shape of a circular ring, and the outer peripheral surface of the control collar is provided with textures to facilitate hand holding; the second elastic member is sleeved on the second body, and the second elastic The second elastic member is elastically pressed against the control collar, the second elastic member enables the control collar to have an elastic resisting function that moves from the unlocked position to the locked position, and the second elastic member is accommodated in the spring The groove; the second bead system is accommodated in the bead hole, the second bead system is hidden in the control collar; the third ring system is sleeved at the third ring groove, the third ring system Concealed in the control collar, the third ring system abuts against the wall surface of the third ring groove and the spring groove; the fourth ring system is sleeved on the second body, and the fourth ring system is combined and hidden in In the control collar, the fourth ring body is integrally linked with the control collar system, the fourth ring system makes one end of the control collar closed, and the fourth ring system is away from the third ring body, The fourth ring system is slightly elastic, and the fourth ring system is in the shape of a circular ring; when the control collar is in the locked position, the second elastic member pushes the control in the direction of the second driving part. A collar, one end of the second bead is bound by the first peripheral surface The second bead body is positioned at one of its locking grooves and cannot be displaced. The first body and the second body are limited by the second bead body, and the second body cannot be opposed to the first body. When the body rotates, the third ring system abuts the opening of the spring groove of the control collar. The torsion structure according to claim 1, wherein the outer peripheral surface of the second body is provided with lines for convenient rotation by hand, the restricting member is cylindrical, and the restricting member is tightly fitted to the second cavity .

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