TWI769893B - Torsion structure - Google Patents

Abstract

The invention relates to a torsion structure, which comprises: a first main body is provided with an accommodating groove and a first buckle groove; a second main body is assembled with the first main body, and one end of the second main body is fixed with There is a driving part; a control collar is axially movable on the first body to a locking position and an unlocking position, and the control collar moves on the first body in the direction of the driving part to a non-locking position In the locking position, the control collar is provided with a spring groove, a first abutting edge, a third peripheral surface and a third conical groove; a first washer is sleeved at the first buckle groove; an elastic The element is provided with a first end, and the first end is bound against the first washer, and the elastic element is provided with a second end, and the second end is bound against the first abutting 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, so that the elastic element is completely free from overshooting. this gap and through the gap.

According to our previous knowledge, the conventional torque structure is also the patent case applied for by the applicant, Taiwan patent case number: 108103204, certificate number: I6765350, patent name: torque wrench structure, the patent case structure is: a torque Wrench structure, which includes:

A first body 10 , an accommodating groove 11 is formed inside the first body 10 , a first through groove 12 is defined on the first body 10 , and the first through groove 12 communicates with the accommodating groove 11 . 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 pivoted or assembled with the first body 10, one end of the second body 20 is provided with a driving part 21, the driving part 21 is protruding from the first body 10 Outside the main body 10 , a plurality of positioning grooves 22 are formed on the outer peripheral surface of the other end of the second main body 20 . The plurality of positioning grooves 22 are hidden in the accommodating grooves 11 , and the first main body 10 can be opposite to the second main 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 sleeved on the first body 10, the The control collar 30 is axially movable on the first body 10 to a locking position and a non-locking position. A spring groove 31 is defined 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 set between the spring groove 31 and the first peripheral surface 33 , the control collar 30 is provided with a first peripheral surface 33 . 30 is provided with a second peripheral surface 34, the first peripheral surface 33 is arranged between the first abutting edge 32 and the second peripheral surface 34, and the diameter of the second peripheral surface 34 is larger than that of the first peripheral surface 33 A first tapered groove 35 is formed between the first circumferential surface 33 and the second circumferential surface 34 , and the first tapered groove 35 extends from the first circumferential surface 33 to the second circumferential surface 34 . In an enlarged shape, the first peripheral surface 33 is disposed between the first abutting edge 32 and the first conical groove 35 , and a second conical groove 36 is formed on the rear side of the inner peripheral surface of the control collar 30 . The opening of the second conical groove 36 is enlarged from the second peripheral surface 34 to the rear end surface of the control collar 30 . The second conical groove 36 is communicated with the second peripheral surface 34 . The surface 34 is disposed between the first conical groove 35 and the second conical groove 36 . 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 conical groove 35, the second peripheral surface 34 and the second conical groove 36;

An elastic element 40, the elastic element 40 is sleeved on the first body 10, the elastic element 40 is elastically pressed against the control collar 30, the elastic element 40 enables the control collar 30 to have a non-locking The elastic force resisting the 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 sleeved at 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 is sleeved at the first buckle groove 13 of the first body 10 , and the elastic element 40 is elastically pressed against the control collar 30 and the third ring body 80 between.

But the lack of this conventional torsion structure is:

1. Please supplement as shown in Figure 16. Figure 16 is a cross-sectional view of a conventional torsion structure. The third ring body 80 is generally a retaining ring, the third ring body 80 is made of metal material, the control collar 30 is also made of metal material, and the space between the third ring body 80 and the spring groove 31 is 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, there is a gap between the spring groove 31 and the third ring body 80 Gap, if the tolerance is large during manufacture, that is, the gap is large, after the elastic element 40 is used for a period of time, the elastic element 40 is in a fatigued state, the first end 41 gradually expands outward, and the first end 41 has a probability of Beyond the third ring body 80, the elastic element 40 becomes ineffective.

2. Please supplement as shown in FIG. 17. FIG. 17 is a 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. When the operating system has a chance of natural rotation, 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 needs to be stretched by external force and then slide over the front end of the first body 10 to be clamped on the first buckle groove 13. When the front end of the first body 10 slides, there is a friction force between the two, and the outer peripheral surface of the front end of the first body 10 will produce slip marks.

4. As shown in Figure 14 of the Taiwan Bulletin, the third ring body 80 is made of metal, so the first buckle groove 13 should also be made of metal material. If the first buckle groove 13 is made of aluminum Alloy material, After the first buckle groove 13 rubs against the third ring body 80 , the first buckle groove 13 is prone to wear and tear, thereby causing the first body 10 to break from the first buckle groove 13 . The material of the groove 13 is limited.

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

In view of the above-mentioned shortcomings of the conventional structure, the inventor of the present invention has finally developed a product with a torsion structure that can solve the drawbacks of the conventional structure with years of experience in manufacturing, production and design in related industries.

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 tolerance is large, that is, the gap is large. 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, so that the elastic element is completely free from passing through the gap and passing through the gap.

Technical means for solving the problem: a torsion structure, which includes: a first body is provided with an accommodating groove and a first buckle groove; a second body is assembled with the first body, and one end of the second body is A driving part is provided; a control collar is axially movable on the first body to a locking position and an unlocking position, and the control collar moves on the first body in the direction of the driving part In the unlocked position, the control collar is provided with a spring groove, a first abutting edge, a third peripheral surface and a third conical groove; a first washer is sleeved at the first buckle groove; An elastic element is provided with a first end to spring against the first washer, and the elastic element is provided with a second end to spring Arrived at the first contact edge.

Compared with the effect of the prior art: there is no gap between the first washer and the control collar, and there is no gap in the structure of the first washer. The elastic element is completely free of gaps and passes through the gap. Double advantages, the control collar moves to the unlocked position on the first body in the direction of the driving part, and the first washer is accommodated by the slope of the third circumferential surface along the third conical groove. Set in the spring groove, the first washer is slightly deformed by being pressed against the spring groove. Although the first washer is pressed by the elastic element, the first washer is less able to come out of the first buckle groove. The first washer is made of soft material. After the displacement of the control collar, the first washer can be compressed and deformed, and it is not easy to be pulled out of the first buckle groove by the elastic force of the elastic element. The first washer is also The wear at the first buckle groove can be solved, and the first washer has the double function of the best of both worlds in structure.

In order to make the committee members and those skilled in the art fully understand the effect of the present invention, the structure and composition of the present invention are explained in the following in conjunction with the drawings and drawing 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, and any modification and change made under the spirit of the present invention should still belong to the protection scope of the present invention.

10: The first body

11: accommodating slot

12: The first slot

13: The first buckle slot

14: The first ring groove

15: Limit slot

16: main body

17: Copy body

20: The second body

21: Drive Department

22: Positioning slot

30: Control Collar

31: Spring groove

32: The First Arrival

33: First week face

34: Second week face

35: The first conical groove

36: Second conical groove

37: Third week face

38: The third conical groove

40: First washer

45: Elastic element

451: First End

452: Second End

50: first ring body

60: Positioning pieces

61: The third ring groove

70: Second ring body

71: Restriction Department

81: first size

82: Second size

83: Third size

Fig. 1 is an exploded perspective view of the torsion structure of the present invention.

Figure 2 is a 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.

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

Figure 5 is a three-dimensional combined view of the torsion structure of the present invention.

Figure 6 is a top view of the torsion structure of the present invention.

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

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

Fig. 9 is a top view of another operating state of the torsion structure of the present invention.

FIG. 10 is a cross-sectional view of the present invention at B-B of FIG. 9 .

Fig. 11 is an enlarged view of the position C of Fig. 10 of the present invention.

Fig. 12 is an enlarged view of the position D of Fig. 11 of the present invention.

Fig. 13 is an exploded perspective 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 of the present invention at E-E of Fig. 14 .

Figure 16 is a cross-sectional view of a conventional torsion structure.

Fig. 17 is a perspective view of the third ring body and the elastic element of the conventional torsion structure.

First, please refer to FIGS. 1 to 4 , FIG. 1 is an exploded perspective view of the torsion structure of the present invention, FIG. 2 is a side view of the torsion structure control collar 30 of the present invention, and FIG. 3 is a cross-sectional view of the present invention at A-A of FIG. 2 , Figure 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 includes:

A first body 10, the first body 10 is in the shape of a round rod, the first body 10 is provided with an accommodating groove 11, the accommodating groove 11 is in the shape of a hollow circular groove, the first body 10 superior A first through-slot 12 is provided, the first through-slot 12 communicates with the accommodating slot 11, the first through-slot 12 is in the shape of a long hole, and the first body 10 is provided with a first button A 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, the first through groove 12 is formed between the first buckle groove 13 and the first Between the ring grooves 14 , the first ring groove 14 is in the shape of a concave ring groove, and the first body 10 is provided with two restricting grooves 15 , and the two restricting grooves 15 are relatively symmetrical with respect to the first through-slot 12 . shape;

The first body 10 includes a main body 16 and a duplicate body 17. The main body 16 and the duplicate body 17 are assembled together, or the main body 16 and the duplicate body 17 are tightly fitted. Assembled, the accommodating groove 11 is set in the main body 16 and the replica body 17 , the first ring groove 14 is set at the main body 16 , the first through groove 12 , the first buckle groove 13 and The two restricting grooves 15 are arranged 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 10 The main body 10 is fixed to each other, and one end of the second main body 20 is provided with a driving part 21 , the driving part 21 is protruding out of the first main body 10 , and the driving part 21 is a ratchet wrench structure or opening with a four-cornered head In the 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 , and the first body 10 is rotatable relative to the second body 20 , so that the first through groove 12 is opposite to each positioning groove 22, 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 refer to FIG. 2 and FIG. 3 , the control collar 30 is in the shape of a circular ring of metal material, the control collar 30 is sleeved on the first body 10 , the control collar 30 is Collar 30 is axially movable on the first body 10 to a locking position and an unlocking position, and the control collar 30 moves to the unlocking position on the first body 10 in the direction of the driving portion 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, the first abutting edge 32 is disposed 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 The diameter of the second peripheral surface 34 is larger than the diameter of the first peripheral surface 33. A first conical groove 35 is defined between the first peripheral surface 33 and the second peripheral surface 34. The conical groove 35 is enlarged from the first peripheral surface 33 to the second peripheral surface 34 . A second conical groove 36 is formed on the rear side of the control collar 30 , and the second conical groove 36 is formed by the The opening of the second peripheral surface 34 toward the rear of the control collar 30 is enlarged. The second conical groove 36 is in communication with the second peripheral surface 34 , and the second peripheral surface 34 is arranged on the first conical surface. Between the shaped groove 35 and the second tapered groove 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, the third peripheral surface 37 The diameter of the third peripheral surface 37 is larger than the diameter of the spring slot 31 , and a third conical slot 38 is defined between the spring slot 31 and the third peripheral surface 37 . The third conical groove 38 is enlarged from the spring groove 31 to the third peripheral surface 37 . The control collar 30 is provided with the third peripheral surface 37 , the third conical groove 38 , and the spring in sequence. the groove 31 , the first abutting edge 32 , the first peripheral surface 33 , the first conical groove 35 , the second peripheral surface 34 and the second conical groove 36 ;

A first washer 40, the first washer 40 springs against the first body 10 and the control collar 30, the first washer 40 is sleeved at the first buckle groove 13, the first washer 40 is accommodated at the third peripheral surface 37 and the third conical groove 38, the first washer 40 is abutted against the third conical groove 38, the first washer 40 is made of soft material, The first washer 40 and the third peripheral surface The inner diameters of 37 are in a tight fit structure. The first washer 40 is each element with elasticity or similar elasticity. The first washer 40 is in the shape of a ring, and the cross-section of the first washer 40 is round shape;

An elastic element 45, the elastic element 45 is sleeved on the first body 10, the elastic element 45 enables the control collar 30 to have an elastic resisting effect of moving from the unlocked position to the locked position, the elastic The element 45 is accommodated in the spring groove 31, the elastic element 45 is provided with a first end 451, the first end 451 is resilient against the first washer 40, and the elastic element 45 is provided with a second end 452, the second end 452 springs against the first abutting edge 32, and the elastic element 45 is a spring structure;

A first ring body 50, the first ring body 50 is sleeved at the first ring groove 14, the first ring body 50 is hidden in the control collar 30, the first ring body 50 is slightly Elasticity, when the control collar 30 moves to an unlocked position, the first ring body 50 has the effect of positioning the control collar 30;

A positioning member 60 , as shown in FIG. 4 , the positioning member 60 is made of metal, the positioning member 60 is accommodated at the first through groove 12 , and the positioning member 60 is hidden from the control collar 30 Inside, the positioning member 60 is provided with a third ring groove 61, the third ring groove 61 is in the shape of a concave ring groove and is arranged at the center of the positioning member 60, the positioning member 60 is a cylinder, the positioning member 60 The two ends have a conical shape;

A second ring body 70 , the second ring body 70 is sleeved on the first body 10 and the third ring groove 61 , and a restricting portion 71 is respectively provided at two ends of the second ring body 70 . The restricting portion 71 is accommodated in 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 limited by the second ring body 70 without Out of the first through groove 12, the second ring The body 70 has an elastic restoring force after being supported externally, and the second ring body 70 is a slightly C-shaped ring body made of metal material;

When the control collar 30 is in the locking position, under the elastic force of the elastic element 45 , the control collar 30 abuts against the first body 10 , and the elastic element 45 pushes toward the opposite direction of the driving part 21 The control collar 30, the first ring body 50 are pressed against the second peripheral surface 34, and one end of the positioning member 60 is pressed against the first peripheral surface 33, so that the positioning member 60 is positioned against any The positioning groove 22 cannot be displaced, the positioning member 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 conical groove 35;

When the control collar 30 is displaced in the direction of the driving portion 21 on the first body 10 and is in the unlocked position, the elastic element 45 is pressed against the first abutting edge 32 and the first washer 40 to form In the compressed state, the first ring body 50 is stretched out, the first ring body 50 is abutted against the second conical groove 36 , and the control collar 30 is positioned in the unlocked position due to the first ring body 50 In the fixed position, the positioning member 60 is disengaged from the first peripheral surface 33, the positioning member 60 is only restricted by the second ring body 70, and the first body 10 can rotate relative to the second body 20, so that the The positioning member 60 can be displaced on the second body 20 to be positioned at any positioning groove 22 . The positioning member 60 is pushed by the wall surface of the second body 20 to open the second ring body 70 . When the positioning member 60 is moved from one positioning groove 22 to the next positioning groove 22, the positioning member 60 will be reminded when the positioning member 60 is accommodated in each positioning groove 22 due to the elastic restoring force of the second ring body 70. sound, a prompt sound will be generated between the positioning member 60 and the positioning groove 22, so as to know the rotation state of the first body 10, and it can also be known that the positioning member 60 is aligned with one of the positioning grooves 22;

The control collar 30 is displaced on the first body 10 in the direction of the driving portion 21 to When in the unlocked position, the first washer 40 is accommodated in the spring groove 31 from the third peripheral surface 37 along the slope of the third conical groove 38, so that the first washer 40 is spring-loaded Abutting between the first body 10 and the spring groove 31 , the shape of the first washer 40 is deformed by being pressed against the spring groove 31 , and both ends of the elastic element 45 are affected by the first abutting edge 32 and the spring groove 31 . The first washer 40 is pressed against and is compressed; please supplementary as shown in FIG. 12 , the difference between the inner diameter of the spring groove 31 and the outer diameter of the first buckle groove 13 has a first dimension 81 . The difference between the outer diameter of the first buckle groove 13 and the inner and outer diameter of the first buckle groove 13 has a second dimension 82 , and the second dimension 82 is larger than the first dimension 81 to make the first gasket 40 After being pressed, the first washer 40 has the height of the second dimension 82 to be accommodated in the first buckle groove 13, and only the height of the first dimension 81 protrudes outside the first buckle groove 13, although the The elastic element 45 has a larger elastic force against the first washer 40, and the probability of the first washer 40 coming out of the first buckle groove 13 is less; the elastic element 45 has a maximum outer diameter, and the elastic element 45 has a maximum outer diameter. The difference between the outer diameter and the outer diameter of the first buckle groove 13 has a third dimension 83, and the second dimension 82 is larger than the third dimension 83. After the first gasket 40 is pressed, although the elasticity When the element 45 is compressed, the elastic element 45 has a greater elastic force against the first washer 40 , and the probability of the first washer 40 falling out of the first buckle groove 13 is less; the deformation of the first washer 40 It depends on the inner diameter difference between the third peripheral surface 37 and the spring groove 31. If the spring groove 31 has a larger inner diameter, the first washer 40 has a smaller deformation amount, and the first washer 40 If the deformation amount is larger, it will be more difficult to be ejected, but if the deformation amount is large, the control collar 30 will be more difficult to return due to the deformation resistance of the first washer 40. If the deformation amount is small, it will be more likely to be ejected. The collar 30 is easier to return after the first washer 40 is ejected and the control When the collar 30 is returned to its original position, the deformation amount of the first washer 40 is about one-fifth to three-fifths of the original shape.

Please continue to refer to FIG. 5 to FIG. 8. 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 of FIG. The enlarged view of C in FIG. 7 of the present invention, the control collar 30 is sleeved on the first body 10 , and the control collar 30 is axially movable on the first body 10 to an unlocked position And a locking position, the first washer 40 is sleeved at the first buckle groove 13, the elastic element 45 is elastically pressed between the control collar 30 and the first washer 40, the first ring body 50 is sleeved at the first ring groove 14, the positioning member 60 is accommodated at the first through groove 12, one end of the positioning member 60 is pressed against the first peripheral surface 33, so that the positioning member 60 The positioning pushes against any positioning groove 22 to restrict the rotation of the first body 10 relative to the second body 20 . The second ring body 70 is sleeved on the first body 10 and the third ring groove 61 . Under the elastic force of the elastic element 45 , FIG. 8 shows the state of the control collar 30 in the locked position.

Please continue to refer to FIG. 9 to FIG. 12 , FIG. 9 is a top view of another operating state of the torsion structure of the present invention, FIG. 10 is a cross-sectional view at B-B of FIG. 9 of the present invention, and FIG. 11 is a view of C of FIG. 10 of the present invention. Enlarged view, FIG. 12 is an enlarged view of D of FIG. 11 of the present invention, when the control collar 30 moves on the first body 10 toward the direction of the driving part 21 to the unlocked position, the first washer 40 The third peripheral surface 37 is accommodated in the spring groove 31 along the slope of the third conical groove 38 , and the shape of the first washer 40 is slightly deformed by the pressure of the spring groove 31 . Both ends of the elastic element 45 are compressed by the first abutting edge 32 and the first washer 40 , and the first ring body 50 is pressed against the second conical groove 36 , so that the control collar 30 is positioned in the unlocked position, one end of the positioning member 60 is disengaged from the first peripheral surface 33, the positioning member 60 is opposite to the second peripheral surface 34, and the first The body 10 can be rotated relative to the second body 20 , so that the positioning member 60 can be positioned at any positioning groove 22 .

Please continue to refer to FIG. 13 to FIG. 15. FIG. 13 is an exploded perspective view of the second embodiment of the present invention, FIG. 14 is a top view of the second embodiment of the present invention, and FIG. 15 is a cross-sectional view of the E-E of FIG. 14 of the present invention In this embodiment, it can be clearly shown from the figure that the driving part 21 is in the shape of a hexagonal slot, a square head or various structures, and the first body 10 rotates with its own axis to drive the second The main body 20, when the second main body 20 rotates with itself as the axis, the second main body 20 has the effect of torsion jumping out.

The series of the present invention illustrates the pivotal arrangement between the first body 10 and the second body 20. There are various assembling structures of the first body 10 and the second body 20, and cannot be described 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.

In terms of the structure of the present invention, when the first washer 40 is accommodated between the third peripheral surface 37 and the first buckle groove 13 , the first washer 40 is not deformed or has a small amount of deformation compared to when the first washer 40 is not installed. After being deformed, after the control collar 30 is displaced, the first washer 40 is pressed against by the spring groove 31 and has more deformation.

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

1. After the control collar 30 is displaced, the first washer 40 and the spring groove 31 are in a tight fit structure, that is, there is no gap between the two. If the elastic element 45 is used for a period of time, the first After the end 451 is expanded outward, the first end 451 also has no chance to pass over the first gasket 40 and has structural safety protection.

2. When the control collar 30 is not displaced, there is no space between the first washer 40 and the third peripheral surface 37 . The gap, if the first end 451 expands outwards, does not have the chance to pass over the first gasket 40 , which has structural safety protection.

3. The first gasket 40 does not have the notch of the third ring body 80 as in the conventional structure, and the first end 451 of the elastic element 45 is completely incapable of passing over the first gasket 40 to cause the loss of the elastic element 45 for whatever reason.

4. 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 is completely free of gaps and passes through the gap. The first washer 40 It has double advantages.

5. The control collar 30 is moved to the unlocked position on the first body 10 in the direction of the driving portion 21 , and the first washer 40 is along the third conical groove from the third peripheral surface 37 . The inclined surface of 38 is accommodated in the spring groove 31. The first washer 40 is slightly deformed by being pressed against the spring groove 31. Although it is resisted by the elastic element 45, the first washer 40 is relatively compressed after being pressed. It is impossible to get out of the first buckle groove 13 .

6. The first washer 40 is made of soft body material, the probability of the first buckle groove 13 being worn is greatly reduced, it is easy to effectively avoid the breakage of the first buckle groove 13, and the first body is protected. 10.

7. The first washer 40 is made of soft material. After the control collar 30 is displaced, the first washer 40 can be deformed after being compressed, and it is not easy to be released from the first buckle groove 13 by the elastic force of the elastic element 45 . In addition, the wear of the first buckle groove 13 can also be solved, and the first washer 40 has the best of both worlds in structure.

8. 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 10 and the control The clearance between the control collars 30 enables a better assembly structure between the first body 10 and the control collar 30 .

9. When the first washer 40 is assembled, when the first washer 40 slides at the front end of the first body 10, the front end of the first body 10 will not produce slip marks, which is also better than the third one in the conventional structure. The ring body 80 is convenient.

10. The first washer 40 is made of an elastic soft body material. Although the first washer 40 is restricted by the third peripheral surface 37 during assembly, the space between the first washer 40 and the first buckle groove 13 is still open. Smoother setup.

11. 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 is connected to the first washer 40 . When worn, the first washer 40 cannot be damaged to the first buckle groove 13 , and the material of the first body 10 can be relatively elastic.

12. If the first washer 40 is worn out and replaced, the first washer 40 also saves the cost of replacing parts.

Therefore, the torsion structure of the present invention has industrial applicability, novelty and progress, and can sincerely meet the application requirements for an invention patent, and an application can be filed in accordance with the law.

10: The first body

11: accommodating slot

12: The first slot

13: The first buckle slot

14: The first ring groove

15: Limit slot

16: main body

17: Copy body

20: The second body

21: Drive Department

22: Positioning slot

30: Control Collar

40: First washer

45: Elastic element

451: First End

452: Second End

50: first ring body

60: Positioning pieces

61: The third ring groove

70: Second ring body

71: Restriction Department

Claims (14)

A torsion structure comprising: a first body, the first body system is provided with an accommodating groove, and the first body system is provided with a first buckle groove; a second body, the second body is assembled with the first body, one end of the second body is provided with a driving part, and the driving part is protruding from the first body; a control collar, the control collar is sleeved on the first body, the control collar is axially movable on the first body to a locking position and an unlocking position, the control collar The first body is moved to the non-locking position in the direction of the driving part, the inner peripheral surface of the control collar is provided with a spring groove, the bottom of the spring groove is provided with a first abutting edge, the control collar is A third peripheral surface is provided, the opening of the third peripheral surface is opposite to the driving part, the third peripheral surface and the spring groove are in communication, and the diameter of the third peripheral surface is larger than the diameter of the spring groove, A third conical groove is arranged between the spring groove and the third peripheral surface, and the third conical groove is enlarged from the spring groove to the third peripheral surface; a first washer, the first washer is elastically abutted between the first body and the control collar, the first washer is sleeved at the first buckle groove, the first washer is accommodated in the first At the three peripheral surfaces and the third conical groove, the first washer is made of soft material; an elastic element, the elastic element is sleeved on the first body, the elastic element enables the control collar to have an elastic abutting effect of moving from the unlocked position to the locked position, the elastic element is accommodated in the In the spring groove, the elastic element is provided with a first end, the first end is bound against the first washer, the elastic element is provided with a second end, and the second end is bound against the first washer edge; When the control collar is displaced in the direction of the driving portion on the first body and is in the unlocked position, the first washer is accommodated by the third peripheral surface along the slope of the third conical groove In the spring groove, the first washer is elastically pressed between the first body and the spring groove, the shape of the first washer is deformed by being pressed against the spring groove, and both ends of the elastic element are restrained by the spring groove. The first abutting edge and the first gasket are pressed against each other to be compressed. The torsion structure according to claim 1, wherein the first main body is in the shape of a round rod, the accommodating groove is in the shape of a hollow circular groove, a first through groove is formed on the first main body, and the first A through groove is in the shape of a communication with the accommodating groove, the first through groove is in the shape of a long hole, the first buckle groove is in the shape of a concave ring groove, and the first main body is provided with a first ring 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 annular groove, and the first body is provided with two restricting grooves, the two restricting The grooves are symmetrical relative to the first through grooves. The torsion structure according to claim 2, wherein the first main body includes a main body and a duplicate body, and the main body and the duplicate body are assembled together, or between the main body and the duplicate body The accommodating groove is set in the main body and the replica body, the first ring groove is set at the main body, the first through groove, the first buckle groove and the two restrictions The slot is provided at the replica body. The torsion structure according to claim 2, wherein the second body is pivoted with the first body, or the second body is fixed with the first body, and the driving part is a four-cornered head The ratchet wrench structure or the open-end 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 accommodating grooves, and the first body can rotate relative to the second body , so that the first through-groove system and each positioning groove are respectively opposite, the plurality of positioning grooves are arranged in a ring shape, the number of the positioning grooves is ten, twelve or twenty, each positioning The groove system is in the shape of a concave arc groove. The torsion structure according to claim 4, wherein the control collar is in the shape of a circular ring made of metal material, the control collar is provided with a first peripheral surface, and the first abutting edge is provided between the spring groove and the spring groove. 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, and the diameter of the second peripheral surface is larger than the diameter of the first peripheral surface. The diameter of the peripheral surface, between the first peripheral surface and the second peripheral surface is a first conical groove, the first conical 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 conical groove, the second conical groove is enlarged from the second peripheral surface to the rear end surface of the control collar, the second conical groove and the first The two peripheral surfaces are in the same shape, the second peripheral surface is set between the first conical groove and the second conical groove, the control collar is sequentially provided with the third peripheral surface, the third cone shape groove, the spring groove, the first abutting edge, the first peripheral surface, the first conical groove, the second peripheral surface and the second conical groove. The torsion structure as claimed in claim 1, wherein the first washer and the inner diameter of the third peripheral surface are in a tight fitting structure. The torsion structure of claim 1, wherein the first washer abuts against the third conical groove, the first washer has elasticity, the first washer is in the shape of a ring, and the first washer The cross section is in the shape of a circle, and the elastic element is a spring structure. The torsion structure of claim 5, 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 ring system is The ring system is slightly elastic, and when the control collar moves to an unlocked position, the first ring system has the function of positioning the control collar. The torsion structure according to claim 8, wherein a positioning piece is provided, 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 are tapered A second ring body is provided, the second ring system is sleeved 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 Set at the restriction groove, so that the second ring system is not disengaged from the first body, and the positioning member is also limited by the second ring body and does not come out of the first through groove. The second ring system has elastic restoring force after being supported externally, and the second ring system is a slightly C-shaped ring body made of metal material. The torsion structure as claimed in claim 9, wherein when the control collar is in the locking position, under the elastic force of the elastic element, the control collar is abutted against the first body, and the elastic element is connected to the drive The control collar is pushed in the opposite direction of the part, the first ring system is pressed against the second peripheral surface, and one end of the positioning member is pressed against the first peripheral surface, so that the positioning member is positioned against any position The positioning member is restricted between the first body and the second body, the first body cannot rotate relative to the second body, and the second ring system abuts against the first conical groove ; When the control collar is displaced in the direction of the driving portion on the first body and is in an unlocked position, the elastic element is pressed against the first abutting edge and the first washer and is compressed, and the first A ring system will expand, the first ring system abuts against the second conical groove, the control collar is positioned in an unlocked position due to the first ring body, and the positioning member is connected to the first ring body. The peripheral surfaces are separated from each other, the positioning member is only restricted by the second ring body, the first body can rotate relative to the second body, so that the positioning member can be displaced on the second body and positioned in any positioning groove At the position, the positioning member is pushed by the wall surface of the second body to open the second ring body, when the positioning piece moves from one positioning groove to the next positioning groove, the positioning piece is subject to the elastic restoring force of the second ring body and is re-installed in each positioning groove, it will emit a prompt sound, the A prompt sound will be generated between the positioning piece and the positioning groove, so as to know the rotation state of the first body, and it can also be known that the positioning piece is aligned with one of the positioning grooves. The torsion structure as claimed in 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 dimension, and the outer diameter of the first buckle groove and the first buckle groove have a first dimension. The difference between the inner and outer diameters of a buckle groove has a second dimension. After the second dimension is larger than the first dimension, the first washer can be compressed, and the first washer has a height tolerance of the second dimension. Set in the first buckle groove, only the height of the first dimension protrudes outside the first buckle groove, although the elastic element has a greater elastic force against the first washer, the first washer is out of the first washer. The chance of a button in the slot is even less. The torsion structure of claim 1, wherein the difference between the outer diameter of the first buckle groove and the inner outer diameter of the first buckle groove has a second dimension, 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 larger than the third dimension. When compressed, the elastic element has a greater elastic force against the first washer, and the probability of the first washer falling out of the first buckle groove is less. The torsion structure according to claim 1, wherein the deformation amount 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 deformation, and the deformation of the first washer is more difficult to eject, but the deformation resistance of the first washer makes the control collar more difficult to return, and the deformation is small. It is more likely to be ejected, but the amount of deformation is small. The control collar is easier to return. Between the ejection of the first washer and the return of the control collar, the deformation of the first washer is about one-fifth to three-fifths of the original shape. The torsion structure according to claim 1, wherein the driving part is in the shape of a hexagonal slot or a square head, and the first body rotates with its own axis to drive the second body, so that the second body is When turning itself as the axis, the second system has the effect of torsion escape.

Images