TWI802939B - Torsion structure - Google Patents

Abstract

The present invention relates to a torsion structure, which includes: a first body system is provided with an accommodating groove and a first buckle groove; a second body system is assembled with the first body, and one end of the second body is provided with There is a driving part; a control collar can move axially on the first body to a locking position and an unlocking position, and the control collar moves on the first body to the direction of the driving part to the non-locking position. In the locked position, the control collar is provided with a spring groove and a first abutting edge; a first washer is sleeved in the first buckle groove; an elastic element is provided with a first end, and the first end is Elastic against the first washer, the elastic element is provided with a second end, and the second end is elastic against the first edge.

Description

Torsion structure

The present invention is related to a torsion structure, especially a torsion structure, in which there is no gap between the first washer and the control collar, and there is no gap in the first washer structure, and the elastic element has no chance to pass through the space. gaps and gaps.

According to our previous knowledge, the commonly used torsion structure is also the patent case applied by the applicant. Taiwan patent case number: 108103204, certificate number: I6765350, patent name: torque wrench structure, the structure of the patent case lies in: a torque Wrench structure, its system includes:

A first body 10, the interior of the first body 10 is provided with an accommodating groove 11, the first body 10 is provided with a first through groove 12, and the first through groove 12 communicates with the accommodating groove 11 shape, the first body 10 is provided with a first buckle groove 13, and the first body 10 is provided with a first ring groove 14;

A second body 20, the second body 20 is pivotally arranged or combined with the first body 10, and one end of the second body 20 is provided with a driving part 21, and the driving part 21 is exposed on the first Outside the body 10, the outer peripheral surface of the other end of the second body 20 is provided with a plurality of positioning grooves 22, the plurality of positioning grooves 22 are hidden in the accommodating groove 11, the first body 10 can be opposite to the second body 20 Rotate so that the first through groove 14 is opposite to each positioning groove 22 respectively, and the plurality of positioning grooves 22 are arranged in a ring shape;

A control collar 30, the control collar 30 is sheathed on the first body 10, the The control collar 30 can move axially on the first body 10 to a locked position and an unlocked position. A spring groove 31 is arranged on the front side of the inner peripheral surface of the control collar 30. The spring groove 31 The bottom is provided with a first abutting edge 32, the control collar 30 is provided with a first peripheral surface 33, the first abutting edge 32 is arranged between the spring groove 31 and the first peripheral surface 33, the control collar 30 is provided with a second peripheral surface 34, the first peripheral surface 33 is located between the first abutting edge 32 and the second peripheral surface 34, the diameter of the second peripheral surface 34 is larger than the first peripheral surface 33 The diameter of the first peripheral surface 33 and the second peripheral surface 34 is provided with a first tapered groove 35, the first tapered groove 35 is formed from the first peripheral surface 33 to the second peripheral surface 34 Expanded shape, the first peripheral surface 33 is located between the first abutting edge 32 and the first tapered groove 35, and the rear side of the inner peripheral surface of the control collar 30 is provided with a second tapered groove 36, the The second tapered groove 36 is expanded from the second peripheral surface 34 to the rear end surface of the control collar 30, and the second tapered groove 36 is in communication with the second peripheral surface 34. The second peripheral surface The surface 34 is provided between the first tapered groove 35 and the second tapered groove 36, and the control collar 30 is provided with the spring groove 31, the first abutting edge 32, and the first peripheral surface 33 in sequence. , the first tapered groove 35, the second peripheral surface 34 and the second tapered groove 36;

An elastic element 40, the elastic element 40 is sheathed on the first body 10, the elastic element 40 is bounced against the control collar 30, and the elastic element 40 makes the control collar 30 have a non-locking The elastic resistance effect of moving from the fixed position to the locked position, the elastic element 40 is accommodated in the spring groove 31;

A first ring body 50, the first ring system is sheathed in the first ring groove 14 of the first body 10, the first ring body 50 is hidden in the control collar 30, the first ring body The 50 series is slightly elastic;

A positioning piece 60, the positioning piece 60 is accommodated at the first through groove 12, and the positioning piece 60 is hidden in the control collar 30;

A third ring body 80, the third ring body 80 is sheathed in the first buckle groove 13 of the first body 10, the elastic element 40 bounces against the control collar 30 and the third ring body 80 between.

But the lack of this customary torsion structure is:

1. Please refer to Figure 20, which is a cross-sectional view of a conventional torsion structure. The third ring body 80 is generally a clasp, and the third ring body 80 is made of metal, and the control collar 30 is also made of metal material. Between the third ring body 80 and the spring groove 31 is a Loose fit structure, otherwise the control collar 30 cannot be displaced, the spring groove 31 has an inner diameter, the third ring body 80 has an outer diameter, and there is a gap between the spring groove 31 and the third ring body 80 The gap, if the tolerance is large during manufacturing, that is, the gap is large, after the elastic element 40 has been used for a period of time, the elastic element 40 will be in a fatigued state, and the first end 41 will gradually expand outward, and the first end 41 will have a chance Going over the third ring body 80, the elastic element 40 loses its function.

2, please supplement as shown in Figure 21, Figure 21 is the perspective view of the third ring body and the elastic element of the conventional torsion structure, the third ring body 80 has a gap in the structure, the third ring body 80 and the elastic element 40 There is a chance of natural rotation in the operation system, and the first end 41 has a chance to cross the gap, so that the first end 41 is clamped on the third ring body 80, and the elastic efficiency of the elastic element 40 will be lost. Although the chances are low.

3. When the third ring body 80 is assembled, the third ring body 80 is stretched outward by external force and slides over the front end of the first body 10 to be stuck on the first buckle groove 13. The third ring body 80 when the front end of the first body 10 slides, there is friction between the two, and the outer peripheral surface of the front end of the first body 10 will produce sliding marks.

4. Please refer to Figure 14 of the Taiwan Gazette. The third ring body 80 is made of metal, so the first buckle groove 13 must also be made of metal. If the first buckle groove 13 is made of aluminum alloy material, After the first buckle groove 13 is rubbed against the third ring body 80, the first buckle groove 13 is prone to wear, and then the first body 10 is broken by the first buckle groove 13, and the first buckle The material at the groove 13 is restricted.

5. The first buckle groove 13 is made of metal, and the first body 10 has a relatively high weight.

In view of the lack of the above-mentioned conventional structure, the inventor has been engaged in the manufacture, production and design of related industries for many years, and finally a product with a torsion structure that can solve the conventional disadvantages comes out.

The problem to be solved by the invention: In the conventional torsion structure, there is a gap between the spring groove and the third ring body. The larger the tolerance, the larger the gap. After the elastic element is used for a period of time, the first end gradually expands outward. , the first end has a chance to pass over the third ring body, and the elastic element loses its function. In the torsion structure of the present invention, there is no gap between the first washer and the control collar, and there is no gap in the structure of the first washer, and the elastic element has no chance to cross the gap and pass through the gap.

Technical means to solve the problem: a torsion structure, which includes: a first body system is provided with a receiving groove and a first buckle groove; a second body system is combined with the first body, and one end of the second body A driving part is provided; a control collar can move axially on the first body to a locked position and an unlocked position, and the control collar moves in the direction of the driving part on the first body To the unlocked position, the control collar is provided with a spring groove and a first abutting edge; a first washer is sleeved at the first buckle groove; an elastic element is provided with a first end, and the first The end system springs against the first washer, the elastic element is provided with a second end, and the second end is resilient against the The first edge.

Compared with the effect of the prior art: there is no gap structure between the first washer and the control collar, and there is no gap in the structure of the first washer. The elastic element has no chance to cross the gap and pass through the gap. The first washer has Double advantage, the first washer is slightly deformed by the spring groove to form a tight fit structure, although it is pushed by the elastic element, the first washer is less able to escape from the first buckle groove after being pressed . The first washer is made of soft material. The first washer is deformed after being compressed and is not easy to escape from the first buckle groove by the elastic force of the elastic element. The first washer can also solve the problem of the first buckle groove. wear, the first washer has the best of both worlds in structure.

In order to make the committee members and those skilled in this art fully understand the effect of the present invention, the structure and composition of the present invention will be described below in conjunction with the drawings and figure numbers, but the following descriptions are only used to explain the implementation of the present invention For example, it is not intended to limit the present invention in any form, so any modifications and changes made under the spirit of the present invention should still fall within the protection scope of the present invention.

10: The first body

11: storage tank

12: The first slot

13: The first buckle slot

14: The first ring groove

15: limit slot

16: main body

17: copy body

20: Second body

21: Drive Department

22: positioning slot

30: Control collar

31: spring groove

32: The First Arrival

33: The first week

34: The second week

35: The first tapered groove

36: Second tapered groove

37: The third week

38: The third tapered groove

39: Junction

40: First washer

401: Centerline

45: elastic element

451: first end

452: second end

50: first ring body

60: Positioning piece

61: The third ring groove

70: second ring body

71: Restricted Department

81: first size

82: second size

83: third dimension

Fig. 1 is the three-dimensional exploded view of the torsion structure of the present invention.

Fig. 2 is the front view of the torsion structure control collar of the present invention.

Fig. 3 is a cross-sectional view at A-A of Fig. 2 of the present invention.

Fig. 4 is a perspective view of the torsion structure positioning member of the present invention.

Fig. 5 is a three-dimensional combination diagram of the torsion structure of the present invention.

Fig. 6 is the top view of the torsion structure of the present invention.

Fig. 7 is a sectional view at B-B of Fig. 6 of the present invention.

Fig. 8 is an enlarged view of C in Fig. 7 of the present invention.

Fig. 9 is an enlarged view of D in Fig. 8 of the present invention.

Fig. 10 is a top view of another operating state of the torsion structure of the present invention.

Fig. 11 is a sectional view at B-B of Fig. 10 of the present invention.

Fig. 12 is an enlarged view of C in Fig. 11 of the present invention.

Fig. 13 is a three-dimensional exploded view of the second embodiment of the present invention.

Fig. 14 is a top view of the second embodiment of the present invention.

Fig. 15 is a cross-sectional view at E-E of Fig. 14 of the present invention.

Fig. 16 is a front view of the first washer of the present invention before deformation.

Fig. 17 is a cross-sectional view of F-F in Fig. 16 of the present invention.

Fig. 18 is a front view of the deformation of the first washer of the present invention.

Fig. 19 is a sectional view at G-G of Fig. 18 of the present invention.

Fig. 20 is a sectional view of a conventional torsion structure.

Fig. 21 is a perspective view of the third ring body and the elastic element of the conventional torsion structure.

Please refer to Fig. 1 to Fig. 4 at first, Fig. 1 is the three-dimensional exploded view of the torsion structure of the present invention, Fig. 2 is the side view of the control collar 30 of the torsion structure of the present invention, Fig. 3 is the sectional view of the A-A place of Fig. 2 of the present invention , Fig. 4 is a perspective view of the torsion structure positioning member 60 of the present invention, the present invention relates to a torsion structure, which comprises:

A first body 10, the first body 10 is a round rod shape, the first body 10 is provided with an accommodating groove 11, the accommodating groove 11 is a hollow circular groove, the first body 10 The upper part is provided with a first through-slot 12, the first through-slot 12 is in communication with the accommodating tank 11, the first through-slot 12 is in the shape of a slot with long holes, and the first body 10 is provided with a first Buckle groove 13, the first buckle groove 13 is in the shape of a concave ring groove, the first body 10 is provided with a first ring groove 14, and the first through groove 12 is arranged between the first buckle groove 13 and the second buckle groove Between the first ring groove 14, the first ring groove 14 is in the shape of a concave ring groove. The first body 10 is provided with two limiting grooves 15, and the two limiting grooves 15 are opposite to the first through groove 12. symmetrical shape;

The first body 10 comprises a main body 16 and a secondary body 17, and the main body 16 and the secondary body 17 are assembled together, or the main body 16 and the secondary body 17 are closely matched. Assembled, the accommodating groove 11 is set in the main body 16 and the copy body 17, the first annular groove 14 is set in the main body 16, the first through groove 12, the first buckle groove 13 and The two limiting grooves 15 are located at the replica body 17;

A second body 20, the second body 20 is assembled with the first body 10, or the second body 20 is pivoted with the first body 10, or the second body 20 is connected with the first body The main body 10 is fixed, and one end of the second main body 20 is provided with a driving part 21, which protrudes outside the first main body 10, and the driving part 21 is a ratchet wrench structure or an opening with a square head. Wrench structure, the outer peripheral surface of the other end of the second body 20 is provided with a plurality of positioning grooves 22, the plurality of positioning grooves 22 are hidden in the accommodating groove 11, the first body 10 can rotate relative to the second body 20 , so that the first through groove 12 is opposite to each positioning groove 22 respectively, the plurality of positioning grooves 22 are arranged in a ring shape, and the number of the positioning grooves 22 is ten, twelve or twenty , each positioning groove 22 is in the shape of a concave arc groove;

A control collar 30, please supplement as shown in Figure 2 and Figure 3, the control collar 30 is a ring shape of metal material, the control collar 30 is sleeved on the first body 10, the control collar The ring 30 can move axially on the first body 10 to a locked position and an unlocked position, and the control collar 30 can move to the unlocked position on the first body 10 in the direction of the driving part 21 , the inner peripheral surface of the control collar 30 is provided with a spring groove 31, the bottom of the spring groove 31 is provided with a first abutting edge 32, the control collar 30 is provided with a first peripheral surface 33, and the first abutting edge 32 is provided Between the spring groove 31 and the first peripheral surface 33, the diameter of the first peripheral surface 33 is smaller than, equal to or greater than the diameter of the spring groove 31, the control collar 30 is provided with a second peripheral surface 34, the The diameter of the second peripheral surface 34 is greater than the diameter of the first peripheral surface 33, between the first peripheral surface 33 and the second peripheral surface 34 is provided with a first tapered groove 35, the first tapered groove 35 It is enlarged from the first peripheral surface 33 to the second peripheral surface 34. The rear side of the control collar 30 is provided with a second tapered groove 36, and the second tapered groove 36 is extended from the second peripheral surface. 34 towards the back of the control collar 30, the opening of the end surface is enlarged, the second tapered groove 36 is in communication with the second peripheral surface 34, and the second peripheral surface 34 is located between the first tapered groove 35 and the second peripheral surface 34. Between the second tapered grooves 36, the control collar 30 is provided with a third peripheral surface 37, the opening of the third peripheral surface 37 is opposite to the driving part 21, and the third peripheral surface 37 and the spring groove 31 is connected, the diameter of the third peripheral surface 37 is greater than the diameter of the spring groove 31, a third tapered groove 38 is arranged between the spring groove 31 and the third peripheral surface 37, the third cone The shaped groove 38 is expanded from the spring groove 31 to the third peripheral surface 37, as shown in Figure 9, a junction 39 is provided between the spring groove 31 and the third tapered groove 38, the The control collar 30 is sequentially provided with the third peripheral surface 37, the third tapered groove 38, the junction 39, the spring groove 31, the first abutting edge 32, the first peripheral surface 33, the first the tapered groove 35, the second peripheral surface 34 and the second tapered groove 36;

A first washer 40, please be supplemented as shown in Figure 9, this first washer 40 is resilient against the Between the first body 10 and the control collar 30, the first washer 40 is compressed and deformed to accommodate the first buckle groove 13, the first washer 40 is against the spring groove 31, the The first washer 40 and the inner diameter of the spring groove 31 are tightly fitted. The first washer 40 is a soft body material. The first washer 40 is an elastic or similar element. A washer 40 is in the shape of a ring, and the section of the first washer 40 is in a circular shape. The first washer 40 has a centerline 401. The centerline 401 is close to the junction 39. The centerline 401 It is not within the scope of the spring groove 31; the first washer 40 needs to pass through the third peripheral surface 37 and the third tapered groove 38 to be arranged in the first buckle groove 13 and the spring groove 31, When the first washer 40 is at the third peripheral surface 37, it is slightly supported and passes through the front end of the first body 10, and at the third peripheral surface 37, the first washer 40 is only slightly supported without being compressed. The first washer 40 is pressed and deformed by the third tapered groove 38 and the spring groove 31; an elastic element 45 is sheathed on the first body 10, and the elastic element 45 makes the The control collar 30 has the function of resisting elastic force to move from the unlocked position to the locked position. The elastic element 45 is accommodated in the spring groove 31. The elastic element 45 is provided with a first end 451. The end 451 is resilient against the first washer 40, the elastic element 45 is provided with a second end 452, and the second end 452 is resilient against the first edge 32, and the elastic element 45 is a spring structure ; a first ring body 50, the first ring body 50 is sleeved in the first ring groove 14, the first ring body 50 is hidden in the control collar 30, the first ring body 50 is omitted With outward tension, when the control collar 30 moves to an unlocked position, the first ring body 50 has the function of positioning the control collar 30; A locator 60, as shown in Fig. 4, the locator 60 is made of metal, the locator 60 is accommodated at the first slot 12, and the locator 60 is hidden in the control collar 30 Inside, the positioning member 60 is provided with a third annular groove 61, the third annular groove 61 is in the shape of a concave ring groove and is arranged at the slightly center of the positioning member 60, the positioning member 60 is a cylinder, and the positioning member The two ends of 60 have a cone shape; a second ring body 70, which is sleeved on the first body 10 and the third ring groove 61, and at the two ends of the second ring body 70 Each is provided with a restricting part 71, and the restricting part 71 is accommodated at the restricting groove 15, so that the second ring body 70 is not disengaged from the first body 10, and the positioning member 60 is also restricted by the restricting groove 15. The restriction of the second ring body 70 does not go out of the first through groove 12. The second ring body 70 has elastic recovery force after being supported outside. The second ring body 70 is a roughly C-shaped ring body made of metal. shape; when the control collar 30 is in the locked position, the control collar 30 is pressed against the first body 10 by the elastic force of the elastic element 45, and the elastic element 45 is in the opposite direction of the driving part 21 Push the control collar 30, the first ring body 50 is against the second peripheral surface 34, and one end of the positioning member 60 is pushed against by the first peripheral surface 33, so that the positioning member 60 is positioned against the second peripheral surface 34. Any one of the positioning slots 22 cannot be displaced, the positioning piece 60 is restricted between the first body 10 and the second body 20, the first body 10 cannot rotate relative to the second body 20, and the second ring body 70 is against the first tapered groove 35; when the control collar 30 is displaced on the first body 10 toward the driving part 21 and is in an unlocked position, the elastic element 45 is bound by the first The abutting edge 32 and the first washer 40 press against each other to form a compressed shape, the first ring body 50 will be stretched out, the first ring body 50 is against the second tapered groove 36, and the control collar 30 Because the first ring body 50 is positioned in the unlocked position, the positioning member 60 That is to say, it is disengaged from the first peripheral surface 33, the positioning member 60 is only limited by the second ring body 70, and the first body 10 can rotate relative to the second body 20, so that the positioning member 60 can be placed on the The second body 20 is displaced and positioned at any positioning groove 22. The positioning member 60 is pushed by the wall surface of the second body 20 to spread the second ring body 70. The positioning member 60 is positioned by one of them. When the groove 22 moves to the next positioning groove 22, the positioning member 60 is subjected to the elastic recovery force of the second ring body 70 and is then accommodated in each positioning groove 22, and a prompting sound will be issued. Prompt sounds will be generated between the positioning grooves 22 for understanding the rotation state of the first body 10, and it can also be known that the positioning member 60 has been aligned with one of the positioning grooves 22; please supplement as shown in Figure 9, the spring The difference between the inner diameter of the groove 31 and the outer and outer diameter of the first buckle groove 13 has a first dimension 81, the difference between the outer and outer diameter of the first buckle groove 13 and the inner and outer diameter of the first buckle groove 13 The difference has a second dimension 82, and after the second dimension 82 is greater than the first dimension 81, the first washer 40 can be compressed, and the first washer 40 is accommodated at the height of the second dimension 82. In the first buckle groove 13, only the height of the first dimension 81 protrudes outside the first buckle groove 13, although the elastic element 45 has a greater elastic force against the first washer 40, the first washer 40 comes off. The probability of going out of the first buckle groove 13 is even less; the elastic element 45 has a maximum outer diameter, and the difference between the outer diameter of the elastic element 45 and the outer outer diameter of the first buckle groove 13 has a first Three dimensions 83, the second dimension 82 is greater than the third dimension 83, after the first washer 40 is compressed, although the elastic element 45 is compressed, the elastic element 45 has a greater elastic force against the first washer 40, The probability that the first washer 40 escapes from the first buckle groove 13 is even less; the amount of deformation of the first washer 40 depends on the inner diameter difference between the third peripheral surface 37 and the spring groove 31, if When the spring groove 31 has a larger inner diameter, the first washer 40 has a smaller diameter. Deformation, the deformation of the first washer 40 is larger and it is more difficult to be ejected, but the control collar 30 is difficult to be returned due to the deformation resistance of the first washer 40 if the deformation is large, and the deformation is small, it is more likely to be ejected. Ejection, but the amount of deformation is small. The control collar 30 is easier to return. Between the ejection of the first gasket 40 and the return of the control collar 30, the deformation of the first gasket 40 is about five times the original shape. Between one-fifth and three-fifths.

Please continue to refer to Fig. 5 to Fig. 9, Fig. 5 is a three-dimensional combined view of the torsion structure of the present invention, Fig. 6 is a top view of the torsion structure of the present invention, Fig. 7 is a cross-sectional view of the B-B place of Fig. 6 of the present invention, and Fig. 8 is The enlarged view of the C place in Figure 7 of the present invention, and Figure 9 is the enlarged view of the D place in Figure 8 of the present invention, the control collar 30 is sleeved on the first body 10, and the control collar 30 can be placed on the The first body 10 moves axially to an unlocked position and a locked position, the first washer 40 is sleeved in the first buckle groove 13, and the elastic element 45 is elastically pressed against the control collar 30 and the first washer 40, the first ring body 50 is sleeved in the first ring groove 14, the positioning piece 60 is accommodated in the first through groove 12, and one end of the positioning piece 60 is received The first peripheral surface 33 abuts, so that the positioning member 60 is positioned and abutted against any positioning groove 22, so as to limit the rotation of the first body 10 relative to the second body 20, and the second ring body 70 is sleeved on the On the first body 10 and the third ring groove 61, by the elastic force of the elastic element 45, the control collar 30 abuts against the first body 10, and Fig. 8 shows that the control collar 30 is located Lock position status.

Please continue to refer to Fig. 10 to Fig. 12, Fig. 10 is a top view of another operating state of the torsion structure of the present invention, Fig. 11 is a cross-sectional view of the B-B place of Fig. 10 of the present invention, and Fig. 12 is a view of the C place of Fig. 11 of the present invention In the enlarged view, when the control collar 30 moves toward the driving part 21 on the first body 10 to the unlocked position, both ends of the elastic element 45 are supported by the first abutting edge 32 and the first washer 40 is pressed to form a compressed shape, and the first ring body 50 is pressed against the second tapered groove 36, so that the control sleeve When the ring 30 is positioned at the unlocked position, one end of the positioning member 60 is disengaged from the first peripheral surface 33, and the positioning member 60 is opposite to the second peripheral surface 34, and the first body 10 can Rotate relative to the second body 20 .

Please continue to refer to Fig. 13 to Fig. 15, Fig. 13 is a three-dimensional exploded view of the second embodiment of the present invention, Fig. 14 is a top view of the second embodiment of the present invention, Fig. 15 is a sectional view of E-E of Fig. 14 of the present invention , in the present embodiment, it can be clearly shown from the figure that the driving part 21 is in the shape of a hexagonal groove, a square head or various structures, and the first body 10 drives the second body 10 by rotating on its own axis. When the main body 20 makes the second main body 20 rotate with itself as the axis, the second main body 20 has the effect of torsion jumping.

Please continue to refer to Fig. 16 to Fig. 19, Fig. 16 is the front view before the deformation of the first gasket of the present invention, Fig. 17 is the sectional view of F-F of Fig. 16 of the present invention, and Fig. 18 is the front view of the first gasket of the present invention after deformation , Fig. 19 is the sectional view of the G-G place of Fig. 18 of the present invention, the section of the first washer 40 was originally the first shape before the deformation, after the first washer 40 was pressed, the section of the first washer 40 That is, it is deformed into a second shape. For example, as shown in the figure, the cross section of the first washer 40 is changed from a circular shape to a non-circular shape. Similarly, the cross section of the first washer 40 can be in any shape. After the gasket 40 is deformed, it has another shape. The cross-section of the first gasket 40 after deformation should also be left-right symmetrical. The first gasket 40 has an inner diameter structurally, and the inner diameter of the first gasket 40 is omitted. Same as the outer diameter of the first buckle groove 13, the first washer 40 has an outer diameter, and the outer diameter of the first washer 40 is larger than the inner diameter of the spring groove 31, and the first washer 40 is supported by the spring groove. 31, the first washer 40 will be deformed.

The series of the present invention exemplifies the pivotal arrangement between the first body 10 and the second body 20. There are many kinds of assembly structures of the first body 10 and the second body 20, and it is not possible to set them one by one. In detail, therefore, the structural changes of the first body 10 and the second body 20 should fall within the protection scope of the present invention.

The advantage of the torsion structure of the present invention is that:

1. The first washer 40 is compressed and deformed to form a tight fit structure with the spring groove 31, that is, there is no gap between the two. If the elastic element 45 is used for a period of time, the first end 451 will After expansion, the first end 451 has no chance to go over the first washer 40 and has structural safety protection.

2. The first washer 40 has no gap like the third ring body 80 in the conventional structure. No matter what the reason is, the first end 451 of the elastic element 45 has no chance to go over the first washer 40 and cause loss.

3. There is no gap between the first washer 40 and the control collar 30, and there is no gap in the structure of the first washer 40. The elastic element 45 has no chance to cross the gap and pass through the gap. The first washer 40 has Double advantage.

4. The first washer 40 is slightly deformed by the spring groove 31 to form a tight fit structure. Although it is pushed by the elastic element 45, the first washer 40 is less able to escape from the first washer 40 after being pressed. Buckle groove 13 outside.

5. The first washer 40 is made of soft material, the probability of wear of the first buckle groove 13 is greatly reduced, it is easy to effectively avoid the situation of breaking by the first buckle groove 13, and it has the function of protecting the first body 10.

6. The first washer 40 is deformed after being compressed and is not easily released from the first buckle groove 13 by the elastic force of the elastic element 45. It can also solve the wear and tear of the first buckle groove 13. It has two structural features: All the benefits of beauty.

7. The first washer 40 is made of soft material. The first washer 40 is elastically pressed between the first body 10 and the control collar 30. The first washer 40 can slightly eliminate the first body. The gap between the first body 10 and the control collar 30 enables a better assembly structure between the first body 10 and the control collar 30 .

8. When the first washer 40 is assembled, when the first washer 40 slides at the front end of the first body 10, there will be no slip marks at the front end of the first body 10, which is also better than that of the third washer in the conventional structure. The ring body 80 is convenient.

9. The first washer 40 is made of elastic soft material. The first washer 40 is only slightly supported and passes through the front end of the first body 10. There is still space between the first washer 40 and the first buckle groove 13. More smoothly set up.

10. The first washer 40 is made of soft material. The first body 10 can be made of aluminum alloy or a material harder than the first washer 40. The first buckle groove 13 and the first washer 40 When worn, the first washer 40 is unlikely to damage the first buckle groove 13, and the material of the first body 10 can be relatively elastic.

11. If the first washer 40 is worn and replaced, the first washer 40 also saves the cost of replacement parts.

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

10: The first body

11: storage tank

12: The first slot

13: The first buckle slot

14: The first ring groove

15: limit slot

16: main body

17: copy body

20: Second body

21: Drive Department

22: positioning slot

30: Control collar

40: First washer

451: first end

452: second end

50: first ring body

60: Positioning piece

61: The third ring groove

70: second ring body

71: Restricted Department

Claims (13)

A torsion structure, which includes: a first body, the first body is provided with an accommodating groove, the first body is provided with a first buckle groove; the first body is provided with a first through groove, The first through-groove system communicates with the accommodating groove. The first through-groove system is in the shape of a long hole groove. The first buckle groove is in the shape of a concave ring groove. groove, the first through groove is set between the first buckle groove and the first ring groove, the first ring groove is in the shape of a concave ring groove, and the first body is provided with two limiting grooves, the The two limiting grooves are symmetrical to the first through-groove system; the first system includes a main body and a secondary body, and the main body and the secondary body are assembled together, or the main body and the secondary body The body is assembled with a tight fit, the accommodating groove is set in the main body and the copy body, the first ring groove is set in the main body, the first through groove, the first buckle groove and the The two limiting grooves are arranged at the copy body; a second body, the second body is combined with the first body, and one end of the second body is provided with a driving part, and the driving part is exposed on the second body An outer body; a control collar, the control collar is sheathed on the first body, and the control collar can move axially on the first body to a locked position and an unlocked position, The control collar moves on the first body toward the driving part to an unlocked position, the inner peripheral surface of the control collar is provided with a spring groove, and the bottom of the spring groove is provided with a first abutting edge; The first washer, the first washer is elastically resisted between the first body and the control collar, the first washer is compressed and deformed to be accommodated in the first buckle groove, the first washer is pressed against At the spring groove, the first washer and the inner diameter of the spring groove form a tight fit structure, the The first washer is made of soft material, the first washer is in the shape of a ring, the section of the first washer is in the shape of a circle, the first washer has a centerline, and the centerline is close to the junction , the center line is not within the scope of the spring groove; the first washer needs to pass through the third peripheral surface and the tapered groove inwardly to be set at the first buckle groove and the spring groove, the first washer At the front end of the first body, the front end of the first body needs to be slightly supported and passes through the front end of the first body. The first washer is only slightly supported on the third peripheral surface without being compressed. The first washer is supported by the tapered groove and The spring groove is pressed and deformed; an elastic element is sheathed on the first body, and the elastic element enables the control collar to move from the unlocked position to the locked position. , the elastic element is accommodated in the spring groove, the elastic element is provided with a first end, and the first end is resilient against the first washer, the elastic element is provided with a second end, the second The end is elastically pressed against the first abutting edge; when the control collar is displaced on the first body toward the driving part and is in an unlocked position, both ends of the elastic element are supported by the first abutting edge and The pressing of the first washer is compressed. The torsion structure as described in Claim 1, wherein the first body is in the shape of a round rod, and the accommodating groove is in the shape of a hollow circular groove. The torsion structure as described in claim 2, wherein the second main body is pivotally arranged with the first main body, or the second main body is fixed with the first main body, and the driving part is a quadrangular head The ratchet wrench structure or the open-ended wrench structure, the outer peripheral surface of the other end of the second body is provided with a plurality of positioning grooves, the plurality of positioning grooves are hidden in the accommodation groove, and the first body system can rotate relative to the second body , so that the first through-groove system is opposite to each positioning groove respectively, The plurality of positioning grooves are arranged in a ring shape, the number of the positioning grooves is ten, twelve or twenty, and each positioning groove is in the shape of a concave arc groove. The torsion structure as described in Claim 3, wherein the control collar is in the shape of a metal ring, the control collar is provided with a first peripheral surface, and the first abutting edge is arranged between the spring groove and Between the first peripheral surfaces, the diameter of the first peripheral surface is smaller than, equal to or greater than the diameter of the spring groove, and the control collar is provided with a second peripheral surface, the diameter of the second peripheral surface is larger than the diameter of the first peripheral surface The diameter of the peripheral surface, a first tapered groove is provided between the first peripheral surface and the second peripheral surface, and the first tapered groove is enlarged from the first peripheral surface to the second peripheral surface The rear side of the control collar is provided with a second tapered groove, the opening of the second tapered groove is enlarged from the second peripheral surface to the rear end surface of the control collar, the second tapered groove and the first tapered groove The two peripheral surfaces are connected, the second peripheral surface is located between the first tapered groove and the second tapered groove, the control collar is provided with a third peripheral surface, the third peripheral surface The opening is opposite to the driving part, the third peripheral surface is in communication with the spring groove, the diameter of the third peripheral surface is larger than the diameter of the spring groove, and the spring groove and the third peripheral surface are provided with a There is a third tapered groove, the third tapered groove is expanded from the spring groove to the third peripheral surface, a junction is provided between the spring groove and the third tapered groove, the control collar The third peripheral surface, the third tapered groove, the junction, the spring groove, the first abutting edge, the first peripheral surface, the first tapered groove, the second peripheral surface and The second tapered groove. The torsion structure according to claim 1, wherein the elastic element is a spring structure. The torsion structure as described in claim 4, wherein a first ring body is provided, the first ring system is sleeved at the first ring groove, the first ring system is hidden in the control collar, the first The ring system is slightly elastic, and when the control collar is moved to an unlocked position, the first The ring system has the effect of positioning the control collar. The torsion structure as described in claim 6, wherein there is a positioning piece, the positioning piece is made of metal, the positioning piece is accommodated at the first through groove, and the positioning piece is hidden in the control collar , the positioning member is provided with a third ring groove, the third ring groove is in the shape of a concave ring groove and is arranged at the center of the positioning member, the positioning member is a cylinder, and the two ends of the positioning member have a tapered body shape; a second ring body is provided, and the second ring system is sheathed on the first body and the third ring groove, and two ends of the second ring body are respectively provided with a restricting part, and the restricting part is accommodating It is located at the limiting groove so that the second ring system cannot be disengaged from the first body, and the positioning member is also limited by the second ring body so that it does not escape from the first through groove. The back support system of the second ring has elastic recovery force, and the second ring system is in the shape of a C-shaped ring made of metal material. The torsion structure according to claim 7, wherein, when the control collar is in the locked position, the control collar is pressed against the first body by the elastic force of the elastic element, and the elastic element is driven toward the Push the control collar in the opposite direction of the part, the first ring system is against the second peripheral surface, and one end of the locating member is pushed against the first peripheral surface, so that the locating member is positioned against any position. The first body and the second body are restricted by the positioning piece, the first body cannot rotate relative to the second body, and the second ring system is against the first tapered groove ; when the control collar is displaced toward the driving part on the first body and is in the unlocked position, the elastic element is compressed by the first abutting edge and the first washer, and the first A ring system will be stretched out, the first ring system is against the second tapered groove, the control collar is positioned in the unlocked position due to the first ring body, and the positioning member is in contact with the first The surrounding surfaces are disengaged, the positioning member is only limited by the second ring body, and the first body can rotate relative to the second body, so that the positioning member can be displaced on the second body and positioned at any position. At a positioning groove, the positioning piece is pushed by the wall of the second body to spread the second ring body. When the positioning piece moves from one positioning groove to the next positioning groove, the positioning piece is pressed by the second positioning groove. When the elastic recovery force of the second ring body is accommodated in each positioning groove, a prompting sound will be emitted, and a prompting sound will be generated between the positioning piece and the positioning groove for understanding the rotation state of the first body. It can also be seen that the positioning member has been aligned with a positioning groove. The torsion structure according to claim 1, wherein the difference between the inner diameter of the spring groove and the outer diameter of the first buckle groove has a first size, and the outer diameter of the first buckle groove is different from the outer diameter of the first buckle groove. The difference between the inner and outer diameters of a buckle groove has a second size, and the second size is larger than the first size to make the first washer be compressed, and the first washer has a height of the second size to accommodate the first washer. Set in the first buckle groove, only the height of the first size protrudes outside the first buckle groove, although the elastic element has a greater elastic force against the first washer, the first washer comes out of the first washer The probability of a button in the slot is even less. The torsion structure according to claim 1, wherein the difference between the outer and outer diameters of the first buckle groove and the inner and outer diameter of the first buckle groove has a second size, and the elastic element has a maximum outer diameter, The difference between the outer diameter of the elastic element and the outer diameter of the first buckle groove has a third dimension, and the second dimension is greater than the third dimension. After the first washer is compressed, although the elastic element is pressed Compression, the elastic element has a greater elastic force against the first washer, and the probability of the first washer coming out of the first buckle groove is less. The torsion structure according to claim 4, wherein the deformation of the first washer depends on the inner diameter difference between the third peripheral surface and the spring groove, if the spring groove has a larger inner diameter, the The first washer has a small amount of deformation, the deformation of the first washer is larger and it is more difficult to be ejected, but the control collar with a large deformation is more difficult to be returned due to the deformation resistance of the first washer. A small amount of deformation will have a higher chance of being ejected, but the control collar is easier to return if the deformation is small. Between the ejection of the first washer and the return of the control collar, the deformation of the first washer is about Between one-fifth and three-fifths of the original shape. The torsion structure as described in Claim 1, wherein the driving part is in the shape of a hexagonal groove or a square head, and the first body drives the second body by rotating its own axis, so that the second body When it rotates on its own axis, the second system has the function of torsion escape. The torsion structure as described in Claim 1, wherein the section of the first washer is originally the first shape before being deformed, and after the first washer is pressed, the section of the first washer is deformed into the second shape. Similarly, the cross section of the first washer can be in any shape. After the deformation of the first washer, it becomes another shape. The cross section of the first washer after deformation should also be left-right symmetrical. A washer has an inner diameter, the inner diameter of the first washer is approximately the same as the outer diameter of the first buckle groove, the first washer has an outer diameter, the outer diameter of the first washer is larger than the outer diameter of the spring groove inner diameter, the first washer is pressed by the spring groove, and the first washer is deformed.

Images