TWI756151B - Punching-training device - Google Patents

Abstract

A punching-training device is provided, including: a seat portion; a support portion, connected with the seat portion; a punched portion, connected with the support portion; and an elastic assembly, disposed on the support portion, the elastic assembly including a first elastic member and a second elastic member, at least one of the first elastic member and the second elastic member being movably between a first position and a second position relative to the other one of the first elastic member and the second elastic member to change a relative position of the first elastic member and the second elastic member.

Description

Strike practice device

The present invention relates to a striking practice device.

A common striking practice device is provided with striking pieces for users to practice striking skills. The structure of the conventional hitting practice device generally includes a seat with a certain weight, a rod is installed on the seat, one end of the rod is connected with a hitting member, and the seat and the rod are usually connected. An elastic piece is provided, so that the striking piece can produce recoverable movement. However, the elastic size of the elastic element of the conventional striking training device is fixed at a preset value, so that after striking with the same striking force, the amplitude of the swing and the elastic reset time are the same, resulting in low flexibility in striking practice and inability to strike. Adjust the elastic size of the elastic piece according to the training needs.

Therefore, it is necessary to provide a novel and progressive striking training device to solve the above problems.

The main purpose of the present invention is to provide a striking training device, which can adjust the elasticity, so as to adjust the swing amplitude, swing and reset time.

In order to achieve the above object, the present invention provides a striking training device, comprising: a seat part; a support part connected to the seat part; a striking part connected to the support part; and an elastic component arranged on the support part, The elastic component includes a first elastic member and a second elastic member, at least one of which can move between a first position and a second position relative to the other to change the first elastic member and the first elastic member The relative positions of the two elastic members and their overlapping parts.

1: Strike practice device

10: Seat

11: accommodating slot

111: Inner ring peripheral wall

20: Support part

21: Rod body

211: Positioning Department

212: The first positioning hole

213: Second positioning hole

214: The third positioning hole

215: Long cut ditch

22: Driving parts

221: Large diameter section

222: Trail Section

223: Shoulder

224: Joint

23: Assembly Department

231,231': Internal thread

24: External thread

25: Positioning pieces

26: Gap

27: Urgent Pieces

271: Connection end

272: Control end

28: Gasket

29: Accommodating gap

30: Strike Department

40: Elastic components

41: The first elastic piece

42, 42a: Second elastic member

421: Outer ring circumference

422: Buffer

L1: first direction

FIG. 1 is a perspective view of a first preferred embodiment of the present invention.

FIG. 2 is an exploded view of a first preferred embodiment of the present invention.

3 is a cross-sectional view of a first operation mode of a first preferred embodiment of the present invention.

4 is a cross-sectional view of a second operation mode of a first preferred embodiment of the present invention.

5 is a cross-sectional view of a third operation mode of a first preferred embodiment of the present invention.

6 is a cross-sectional view of a second preferred embodiment of the present invention.

7 is a cross-sectional view of a third preferred embodiment of the present invention.

The following examples only illustrate possible implementations of the present invention, but are not intended to limit the scope of protection of the present invention, and are described together first.

Please refer to FIGS. 1 to 5 , which show a first preferred embodiment of the present invention. The striking training device 1 of the present invention includes a base portion 10 , a supporting portion 20 , a striking portion 30 and an elastic component 40 .

The supporting part 20 is connected to the seat part 10 ; the striking part 30 is connected to the supporting part 20 ; the elastic element 40 is arranged on the supporting part 20 , and the elastic element 40 includes a first elastic member 41 and a second elastic member 42 . At least one of the first elastic member 41 and the second elastic member 42 can move between a first position and a second position relative to the other to change the first elastic member 41 and the second elastic member The relative position of the member 42 and the overlapping portion thereof; further description, the second elastic member 42 has a buffer portion 422 that does not radially overlap with the support portion 20 and the seat portion 10, and further, the second elastic member 42 can be The displacement of the first elastic member 41 is selected to be located outside the buffer portion 422 (ie not radially overlapping with the buffer portion), or the second elastic member 42 can be nested with the buffer portion 422 to change each other through relative displacement. The range of radial overlap; in other embodiments, the second elastic member can be selected not to overlap with the first elastic member at all. Thereby, the elasticity of the elastic element 40 can be adjusted to adjust the swing amplitude, buffer degree, swing and reset time. The elastic element 40 can be optionally disposed between the support portion 20 and the seat portion 10 , or between the striking portion 30 and the support portion 20 . In addition, the elastic elements 40 may be plural, and are respectively disposed between the support portion 20 and the seat portion 10 and between the striking portion 30 and the support portion 20 .

The support portion 20 includes a rod body 21 and a driving member 22 movably disposed on the rod body 21. In this embodiment, the rod body 21 is a hollow tube body, and the driving member 22 is disposed on the rod body. 21 , one of the first elastic member 41 and the second elastic member 42 is disposed on the driving member 22 . In this embodiment, the driving member 22 is provided with a joint portion 224, and one of the first elastic member 41 and the second elastic member 42 is provided with a connecting portion 23, and the connecting portion 23 is detachably sleeved on the The connecting portion 224, an outer peripheral surface of the connecting portion 224 includes an external thread 24, the assembling portion 23 is provided with an internal thread 231 corresponding to the external thread 24, and the external thread 24 and the internal thread 231 are threaded with each other. The position of the first elastic member 41 or the second elastic member 42 relative to the driving member 22 can be quickly disassembled and replaced, and the position of the second elastic member 42 relative to the driving member 22 can be adjusted; up The gap with the inner ring wall of the rod body 21 is small. In this embodiment, the second elastic member 42 is disposed on the driving member 22 and is provided with the assembling portion 23 , and the first elastic member 41 is disposed on the rod body 21 .

The driving member 22 is rod-shaped. The driving member 22 includes a large diameter section 221 and a small diameter section 222 connected to the large diameter section 221. One of the first elastic member 41 and the second elastic member 42 is sleeved. in the small diameter section 222 . Preferably, the driving member 22 further includes a shoulder 223 disposed between the large diameter section 221 and the small diameter section 222, and one of the first elastic member 41 and the second elastic member 42 abuts against the shoulder portion 223. shoulder 223; in this embodiment, the second elastic member 42 is sleeved on the small diameter section 222 and abuts against the shoulder 223 in a first direction L1; preferably, a length dimension of the large diameter section 221 It is larger than a length dimension of the small diameter section 222; therefore, the support is good, so that the second elastic member 42 is not easily separated from the driving member 22 and can be smoothly deflected elastically; specifically, the shoulder 223 stably supports the first elastic member 42. The assembling portion 23 of the two elastic members 42 restricts the assembling portion 23 of the second elastic member 42 from swinging and is not easily disengaged.

The rod body 21 is provided with a positioning portion 211, and the support portion 20 further includes a positioning member 25. The positioning member 25 is disposed on the large diameter section 221. In this embodiment, the driving member 22 is in the shape of a hollow rod. A member 25 can be arranged in the driving member 22 , and the positioning member 25 is releasably positioned with the positioning portion 211 . The positioning portion 211 is provided with a first positioning hole 212 , a second positioning hole 213 and a third positioning hole 214 . The driving member 22 can move relative to the rod body 21 in the first direction L1 . The first positioning hole 212. The second positioning hole 213 and the third positioning hole 214 are respectively arranged in the first direction L1. The positioning member 25 is a spring-resisting mechanism. In this embodiment, the spring-resisting mechanism is a V-shaped spring, but Not limited to this, the positioning member 25 is snapped into one of the first positioning hole 212 , the second positioning hole 213 and the third positioning hole 214 ; when the positioning member 25 is snapped into the first positioning hole 212 When positioning the hole 212, the second elastic member 42 does not protrude out of the rod body 21 in the first direction L1; when the positioning member 25 snaps into the second positioning hole 213, the second elastic member 42 The first direction L1 protrudes out of the rod body 21 , and the first elastic member 41 and the second elastic member 42 have a first overlap in the radial direction range; when the positioning member 25 snaps into the third positioning hole 214, the second elastic member 42 protrudes out of the rod body 21 in the first direction L1, the first elastic member 41 and the second elastic member The element 42 has a second overlapping range in the radial direction, and the first overlapping range and the second overlapping range are different; accordingly, the user can provide multi-stage adjustment of the elastic size of the elastic element 40 according to the needs.

The first elastic member 41 is a hollow elastic member (such as a hollow compression spring), an outer diameter of the first elastic member 41 is larger than an outer diameter of the second elastic member 42, and the second elastic member 42 can be When the second elastic member 42 is inserted into the first elastic member 41, the first elastic member 41 and the second elastic member 42 are spaced apart in the radial direction, so The first elastic member 41 and the second elastic member 42 do not easily interfere with each other when swinging. In the first direction, a length dimension of the second elastic member 42 is greater than or equal to twice a length dimension of the joint portion 224 , so that the second elastic member 42 can be stably combined and can swing with a large amplitude. The driving member 22 is made of rigid (eg metal) material. The second elastic member 42 can be a spring, such as a compression spring.

The rod body 21 is a hollow tube body, and at least one of the first elastic member 41 and the second elastic member 42 can pass through the hollow tube body. When the first elastic member 41 and the second elastic member 42 When one of the pieces 42 is inserted into the hollow tube body, there is a gap 26 in the radial direction with the hollow tube body, so that it can move relatively smoothly.

The seat portion 10 is provided with an accommodating groove 11 , the second elastic member 42 is detachably inserted into the accommodating groove 11 , an outer circumferential surface 421 of the second elastic member 42 and one of the accommodating grooves 11 The inner circumferential walls 111 are spaced apart, so that the second elastic member 42 can smoothly move and pass through the accommodating groove 11 .

The small diameter section 222 and the hollow tube body are radially spaced apart and form an accommodation gap 29 therebetween. When the second elastic member 42 is inserted into the hollow tube body, the second elastic member 42 housed in the The accommodating gap 29 enables the second elastic member 42 to be partially or completely retracted into the hollow tube body without the second elastic member 42 radially overlapping the buffer portion 422 .

The driving member 22 is disposed in the hollow tube body, and the hollow tube body is provided with a long groove 215 , and the support portion 20 further includes a pressing member 27 , and the pressing member 27 includes a long groove 215 passing through it. And it is locked to the connecting end 271 of the driving member 22 and a control end 272 exposed outside the driving member 22 . Segment adjustment and positioning.

Please refer to FIG. 6 , which is a second preferred embodiment of the present invention. The support portion 20 further includes a gasket 28 . The gasket 28 is disposed outside the rod body 21 and located at the rod body 21 and the control end. Between the parts 272, the positioning strength can be improved.

Please refer to FIG. 7, which is a third preferred embodiment of the present invention. The second elastic member 42a can be at least one elastic strip, and each of the elastic strips is made of plastic, rubber or other elastic polymer materials. A groove of the second elastic member 42a is provided with the inner thread 231'.

1: Strike practice device

10: Seat

20: Support part

211: Positioning Department

212: The first positioning hole

213: Second positioning hole

214: The third positioning hole

22: Driving parts

27: Urgent Pieces

30: Strike Department

40: Elastic components

41: The first elastic piece

42: Second elastic piece

L1: first direction

Claims (10)

A striking practice device, comprising: a seat; a support part connected to the seat; a strike part connected to the support part; and an elastic component arranged on the support part, including a first elastic piece and a second elastic part At least one of the elements can move between a first position and a second position relative to the other to change the relative position of the first elastic element and the second elastic element and the overlapping portion thereof. The striking training device according to claim 1, wherein the support portion comprises a rod body and a driving member movably disposed on the rod body, and one of the first elastic member and the second elastic member is disposed on the rod body drive parts. The striking practice device according to claim 2, wherein the driving member is provided with a joint portion, and one of the first elastic member and the second elastic member is provided with a connecting portion, and the connecting portion is detachably sleeved on the In the joint portion, an outer peripheral surface of the joint portion includes an external thread, the assembling portion is provided with an internal thread corresponding to the external thread, and the external thread and the internal thread are threaded with each other. The striking practice device according to claim 2, wherein the driving member is in the shape of a rod, the driving member comprises a large diameter section and a small diameter section connected to the large diameter section, the first elastic member and the second elastic member One of them is sleeved on the small diameter section. The striking practice device as claimed in claim 4, wherein the driving member further comprises a shoulder disposed between the large-diameter section and the small-diameter section, and one of the first elastic member and the second elastic member abuts against on this shoulder. The striking practice device according to claim 4, wherein the rod body is provided with a positioning portion, the support portion further comprises a positioning piece, the positioning piece is arranged on the large diameter section, and the positioning piece is releasably connected to the positioning portion position. The striking practice device as claimed in claim 2, wherein the rod body is provided with a positioning portion, and the positioning portion is provided with a first positioning hole, a second positioning hole and a third positioning hole, and the driving member can be connected to a first positioning hole. A direction moves relative to the rod body, the first positioning hole, the second positioning hole and the third positioning hole are respectively arranged in the first direction, the support part further includes a positioning piece, the positioning piece is a spring mechanism, the positioning piece is snapped into one of the first positioning hole, the second positioning hole and the third positioning hole; wherein, when the positioning piece is snapped into the first positioning hole, the second positioning hole The elastic piece does not protrude from the outside of the rod in the first direction; when the positioning piece is snapped into the second positioning hole, the second elastic piece protrudes from the outside of the rod in the first direction, and the first elastic The second elastic piece and the second elastic piece have a first overlapping range in the radial direction; when the positioning piece is snapped into the third positioning hole, the second elastic piece protrudes out of the rod body in the first direction, and the first An elastic member and the second elastic member have a second overlapping range in the radial direction, and the first overlapping range and the second overlapping range are different. The striking training device according to claim 1, wherein the first elastic member is a hollow elastic member, an outer diameter of the first elastic member is larger than an outer diameter of the second elastic member, and the second elastic member The first elastic piece is releasably inserted through the first elastic piece; when the second elastic piece is inserted into the first elastic piece, the first elastic piece and the second elastic piece are spaced apart in the radial direction. The striking training device according to claim 2, wherein the rod body is a hollow tube body, and at least one of the first elastic member and the second elastic member can pass through the hollow tube body, and when the first elastic member When one of the elastic member and the second elastic member is inserted into the hollow tube body, there is a gap in the radial direction with the hollow tube body. The striking exercise device according to claim 7, wherein the driving member is made of rigid material; the second elastic member can be a spring or at least one elastic strip; the driving member is provided with a joint portion, and the first elastic member and one of the second elastic members is provided with a connecting portion, the connecting portion is detachably sleeved on the connecting portion, an outer peripheral surface of the connecting portion includes an external thread, and the connecting portion is provided with a corresponding external thread. An inner thread of the thread, the outer thread and the inner thread are threaded with each other; the driving member is in the shape of a hollow rod, and the driving member includes a large diameter section and a small diameter section connected to the large diameter section. One of an elastic member and the second elastic member is sleeved on the small-diameter section; a length dimension of the large-diameter section is greater than a length dimension of the small-diameter section; the driving member further includes a and the shoulder between the small diameter section, one of the first elastic piece and the second elastic piece abuts on the shoulder; the positioning piece is arranged on the large diameter section; the first elastic piece is a hollow elastic piece an outer diameter of the first elastic part is larger than an outer diameter of the second elastic part, and the second elastic part is detachably penetrated through the first elastic part; when the second elastic part is penetrated into the first elastic part When the first elastic member is used, the first elastic member and the second elastic member are spaced apart in the radial direction; the rod body is a hollow tube body, and at least one of the first elastic member and the second elastic member can be Passing through the hollow tube body, when one of the first elastic member and the second elastic member is passing through the hollow tube body, there is a gap in the radial direction with the hollow tube body; in the first elastic member A length dimension of the second elastic member in one direction is greater than or equal to 2 times a length dimension of the joint portion; the seat portion is provided with an accommodating groove, and the second elastic member is detachably inserted into the accommodating groove, An outer peripheral surface of the second elastic member and an inner peripheral wall of the accommodating groove are arranged at a distance; the driving member is arranged in the hollow tube body, and the hollow tube body is provided with a long slit. , the support part further comprises a pressing piece and a gasket, the pressing piece comprises a connecting end part which passes through the long groove and is locked to the driving piece and a control end part which is exposed outside the driving piece. The gasket is arranged on the outside of the rod and between the rod body and the control end; the small diameter section and the hollow tube body are arranged at a distance in the radial direction and form a space therebetween When the second elastic piece is inserted into the hollow tube body, the second elastic piece is accommodated in the accommodating gap.

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