CN111643867A - Table tennis ball training device - Google Patents
Table tennis ball training device Download PDFInfo
- Publication number
- CN111643867A CN111643867A CN202010612874.8A CN202010612874A CN111643867A CN 111643867 A CN111643867 A CN 111643867A CN 202010612874 A CN202010612874 A CN 202010612874A CN 111643867 A CN111643867 A CN 111643867A
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- China
- Prior art keywords
- ball
- rotating
- lever
- ball support
- connecting rod
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B67/00—Sporting games or accessories therefor, not provided for in groups A63B1/00 - A63B65/00
- A63B67/04—Table games physically beneficial for the human body, modelled on outdoor sports, e.g. table tennis
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2102/00—Application of clubs, bats, rackets or the like to the sporting activity ; particular sports involving the use of balls and clubs, bats, rackets, or the like
- A63B2102/16—Table tennis
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention relates to the field of sports training equipment, in particular to a table tennis training device. The ball support comprises a clamping seat, a friction ratchet part, a ball support rotating part, a reset lever part and a ball support frame for fixing a ball, wherein the top of the clamping seat is fixedly provided with a support rod, and the friction ratchet part, the ball support rotating part and the reset lever part are sequentially sleeved on the support rod; the ball support rotating part includes rotating member, ball leg joint spare and link assembly, link assembly is fixed in through the pivot the rotating member with the outside of ball leg joint spare, ball leg joint spare with the ball support frame is connected, the fixed universal ball that is equipped with of head end of ball support frame, the end of ball support frame is equipped with and is equipped with the spheroid through the ball axle sleeve. Therefore, the table tennis training device provided by the invention can meet the requirements of strength and rhythm of different trainees, realize the diversification of the routes of ball attacking and ball pulling, and simulate the complete grinding combined ball attacking or ball pulling state more truly.
Description
Technical Field
The invention relates to the field of sports training equipment, in particular to a table tennis training device.
Background
Table tennis, a popular ball sport in the world, includes attack, confrontation and defense. The conditions for developing the table tennis are not harsh, and the participation is strong. The Chinese herbal medicine can be played by all people, all people in all ages, all people in all seas and all people in all seas, and all people indoors and outdoors, is popular among the Chinese people, and has high popularization degree.
At present, table tennis training devices on the market have several types, one type is that the table tennis is connected to an elastic iron wire, the table tennis cannot rotate, and the rebounding angle, direction and speed of the table tennis are not regular; the other is that the table tennis ball rotates around a fixed shaft, and cannot move in other directions; the prior table tennis training device can not train the polishing combination of impact and friction generated in the process of attacking or pulling.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the polishing device aims to solve the problems that the conventional table tennis training device cannot rotate a table tennis and cannot train striking and friction generated in the process of attacking or pulling the table tennis, and polishing combination and the like exist at the same time.
In order to solve the technical problems, the invention adopts the following technical scheme:
a table tennis training device comprises a clamping seat, a friction ratchet part, a ball support rotating part, a reset lever part and a ball support frame for fixing a ball, wherein the top of the clamping seat is fixedly provided with the support rod, and the friction ratchet part, the ball support rotating part and the reset lever part are sequentially sleeved on the support rod; the ball support rotating part comprises a rotating part, a ball support connecting part and a connecting rod assembly, the connecting rod assembly is fixed to the outer sides of the rotating part and the ball support connecting part through a rotating shaft, a spring part is fixedly arranged on the outer side of the rotating part, one end of the spring part is fixed to the rotating part, and the other end of the spring part is connected to the ratchet of the friction ratchet part; the ball support connecting piece is connected with the ball support frame, a universal ball is fixedly arranged at the head end of the ball support frame, and a ball body is arranged at the tail end of the ball support frame through a ball shaft sleeve.
The friction ratchet part comprises a ratchet disc and a friction disc sleeved outside the ratchet disc, and the friction disc is in threaded connection with the ratchet disc; the friction disc is characterized in that a plurality of spring pieces are arranged on the plane portion of the friction disc in the clockwise direction, a first hollow cylinder is arranged in the middle of the ratchet disc, a first threaded hole is formed in the side wall of the first hollow cylinder, clockwise ratchets are arranged on the plane portion of the periphery of the first hollow cylinder of the ratchet disc respectively, and the friction ratchet portion is fixed to the support rod and locked and fixed through a first locking screw matched with the first threaded hole.
One end of the rotating part is provided with a second hollow cylinder, the other end of the rotating part is provided with a boss, and a groove is formed between the second hollow cylinder and the boss; the head end of the ball support connecting piece is provided with a clamping groove which is matched and connected with the protruding part of the rotating piece; the rotating piece and the ball support connecting piece are connected and fixed through a rotating shaft to form a limiting angle with a distance, and the rotating piece is sleeved on the support rod.
The connecting rod assembly comprises a switch triggering connecting rod, a groove connecting rod and a long connecting rod; one end of the slot connecting rod is connected with the long connecting rod rotating shaft, and the other end of the slot connecting rod is connected with the switch triggering connecting rod rotating shaft; the rotating shaft at the other end of the long connecting rod is connected to the outer side of the ball support connecting piece, the rotating shaft at one side of the long connecting rod is connected to the outer side of the rotating piece, a tension spring piece is arranged between the long connecting rod and the rotating piece, one end of the tension spring piece is fixed to the outer side of the rotating piece, and the other end of the tension spring piece is connected to the outer side of the long connecting rod; the groove connecting rod and the switch triggering connecting rod are respectively connected to the outer side of the rotating part in a rotating mode, and one end of the switch triggering connecting rod is in contact with the limiting column of the resetting lever part.
The reset lever part comprises a cover disc and a reset lever part, the reset lever part comprises a lever and a reset connecting piece, the reset connecting piece is a cylinder with a through hole, grooves are annularly formed in two sides of the cylinder, and the lever is located in the grooves; the lever is equipped with shaft hole and spacing post, the shaft hole is located the middle part of lever, spacing post is located lever one end.
The cover disc is provided with a third hollow cylinder in the middle, a second threaded hole is formed in the side wall of the third hollow cylinder, an external thread column, a fixing support frame and a limiting hole which are matched and fixed with the reset lever piece are respectively arranged on a plane portion on the periphery of the third hollow cylinder, a reset spring is sleeved on the external thread column, a reset connecting piece is sleeved on the external thread column and is positioned above the reset spring and is fixed by a limiting nut, the fixing support frame is provided with an installation groove, the installation groove of the fixing support frame is sleeved on a shaft hole of the lever and is fixed through a rotating shaft, and the limiting column is inserted into the limiting hole; the cover plate is fixed on the support rod and is locked and fixed by a second locking screw matched with the second threaded hole.
The lever comprises a first lever and a second lever, and the resetting lever piece is fixedly arranged at the top of the cover disc.
Wherein, a gap for the rotation of the rotating component is arranged between the friction ratchet part and the reset lever part.
The tail end of the ball support connecting piece is provided with a joint groove and a locking ring for locking the universal ball and the joint groove in a matched mode.
The bottom of the clamping seat is in threaded connection with a screw rod, the bottom of the screw rod is fixedly connected with a handle, and the top of the screw rod is connected with a rubber pad.
The invention has the beneficial effects that: the table tennis training device comprises a clamping seat, a friction ratchet part, a ball support rotating part, a reset lever part and a ball support frame for fixing a ball body, wherein the top of the clamping seat is fixedly provided with the support rod, and the friction ratchet part, the ball support rotating part and the reset lever part are sequentially sleeved on the support rod; the ball support rotating part comprises a rotating part, a ball support connecting part and a connecting rod assembly, the connecting rod assembly is fixed to the outer sides of the rotating part and the ball support connecting part through a rotating shaft, a spring part is fixedly arranged on the outer side of the rotating part, one end of the spring part is fixed to the rotating part, and the other end of the spring part is connected to the ratchet of the friction ratchet part; the ball support connecting piece is connected with the ball support frame, a universal ball is fixedly arranged at the head end of the ball support frame, and a ball body is arranged at the tail end of the ball support frame through a ball shaft sleeve. Therefore, the table tennis training device provided by the invention can meet the requirements of strength and rhythm of different trainees, realize the diversification of the routes of ball attacking and ball pulling, and simulate the complete grinding combined ball attacking or ball pulling state more truly.
Drawings
Fig. 1 is a schematic structural view of a table tennis training device provided by an embodiment of the invention.
Fig. 2 is a schematic structural view of a friction ratchet part of the table tennis training device provided by the embodiment of the invention.
Fig. 3 is a schematic structural view of a ball support rotating part of the table tennis training device according to an embodiment of the present invention.
Fig. 4 is a schematic structural view of a return lever part of the table tennis training device provided by the embodiment of the invention.
Fig. 5 is a perspective view showing an assembled state of a table tennis training apparatus according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In order to explain the technical means of the present invention, the following description will be given by way of specific examples.
Referring to fig. 1 to 5, a table tennis training device according to an embodiment of the present invention includes a card holder 1, a friction ratchet portion 2, a ball support rotating portion 300, a reset lever portion 400, and a ball support frame 5 for fixing a ball, wherein a support rod 6 is fixedly disposed at the top of the card holder 1, and the friction ratchet portion 2, the ball support rotating portion 300, and the reset lever portion 400 are sequentially sleeved on the support rod 6; the ball support rotating part 300 includes a rotating member 310, a ball support connecting member 320 and a connecting rod assembly 330, the connecting rod assembly 330 is fixed to the outer sides of the rotating member 310 and the ball support connecting member 320 through a rotating shaft, a spring member 340 is fixed to the outer side of the rotating member 310, one end of the spring member 340 is fixed to the rotating member 310, and the other end is connected to the ratchet of the friction ratchet part 2; the ball support connecting piece 320 is connected with the ball support frame 5, a universal ball 7 is fixedly arranged at the head end of the ball support frame 5, and a ball body 8 is sleeved at the tail end of the ball support frame 5 through a ball shaft. The rotating friction ratchet part 2 can adjust the pressure between the spring part 340 and the rotating part 310 and change the resistance force applied to the rotating part 310 in the rotating process, so that the kinetic energy loss amount in the rotating process of the rotating part 310 can be adjusted, and the impact force applied to the limiting column on the reset lever can be controlled; the ball support connecting piece 320 is connected with the ball support frame 5 through the universal ball 7, and the ball body 8 can rotate around the ball shaft on the ball support frame 5, so that a trainer can practice different ball attacking lines such as a straight line and an oblique line.
In the embodiment of the invention, the friction ratchet part 2 comprises a ratchet plate 21 and a friction plate 22 sleeved outside the ratchet plate, and the friction plate 22 is in threaded connection with the ratchet plate 21; the friction disc 22 is provided with a plurality of spring strips 23 around a plane portion in a clockwise direction, the ratchet disc 21 is provided with a first hollow cylinder 24 in the middle, a first threaded hole 25 is formed in the side wall of the first hollow cylinder 24, the ratchet disc 21 is provided with clockwise ratchets 26 on the plane portion of the periphery of the first hollow cylinder 24, and the friction ratchet portion 2 is fixed on the support rod 6 and locked and fixed by a first locking screw 27 matched with the first threaded hole 25.
In the embodiment of the present invention, one end of the rotating member 310 has a second hollow cylinder 311, the other end of the rotating member has a protruding portion 312, and a groove 313 is disposed between the second hollow cylinder 311 and the protruding portion 312, so that the rotating member 310 is not blocked by the limiting post of the reset lever portion during the rotation process; the head end of the ball support connecting piece 320 is provided with a clamping groove 314 which is matched and connected with the lug boss 312 of the rotating piece; the rotating member 310 is connected with the ball support connecting member 320 and fixed by a rotating shaft to form a spacing angle with a certain distance, the ball support connecting member 320 rotates around the rotating shaft between the spacing angle and the rotating member 310, the rotating member 310 is limited after rotating for a certain angle, and the rotating member 310 is sleeved on the support rod 6.
In the embodiment of the present invention, the link assembly 330 includes a switch triggering link 331, a slot link 332, and a long link 333; one end of the slot connecting rod 332 is connected with the rotating shaft of the long connecting rod 333, and the other end of the slot connecting rod is connected with the rotating shaft of the switch triggering connecting rod 331; the other end of the long connecting rod 333 is connected to the outer side of the ball support connecting piece 320 in a rotating manner, one side of the long connecting rod 333 is connected to the outer side of the rotating piece 310 in a rotating manner, a tension spring piece 334 is arranged between the long connecting rod 333 and the rotating piece 310, one end of the tension spring piece 334 is fixed to the outer side of the rotating piece 310, and the other end of the tension spring piece 334 is connected to the outer side of the long connecting rod 333; the slot link 332 and the switch trigger link 331 are respectively connected to the outer side of the rotating member 310 through a rotating shaft, and one end of the switch trigger link 331 is in contact with the limiting post of the reset lever part 400.
In the embodiment of the present invention, the reset lever part 400 includes a cover plate 410 and a reset lever member 420, the reset lever member 420 includes a lever 430 and a reset connector 421, the reset connector 430 is a cylinder with a through hole, two sides of the cylinder are annularly provided with a groove 422, and the lever 430 is located in the groove 422; the lever 430 is provided with a shaft hole 423 and a limiting column 424, the shaft hole 423 is located in the middle of the lever 430, and the limiting column 424 is located at one end of the lever 430.
In the embodiment of the present invention, a third hollow cylinder 411 is disposed in the middle of the cover plate 410, a second threaded hole 412 is disposed on a side wall of the third hollow cylinder 411, the cover plate 410 is respectively provided with an external threaded post 413, a fixing bracket 414 and a limiting hole 415 on a planar portion on the periphery of the third hollow cylinder 411, the external threaded post 413 is matched and fixed with the reset lever 420, the reset connecting member 430 is sleeved on the external threaded post 413 and positioned above the reset spring 416 and fixed by a limiting nut 417, the fixing bracket 414 is provided with an installation groove 418, the installation groove 418 of the fixing bracket is sleeved on a shaft hole 425 of the lever and fixed through a rotating shaft, and the limiting post 426 is inserted into the limiting hole 415; the cover plate 410 is fixed on the support rod 6 and locked and fixed by a second locking screw 419 matched with the second threaded hole 412.
In the embodiment of the present invention, the one lever 430 includes a first lever 431 and a second lever 432, and the reset lever member 420 is fixedly installed on the top of the cover plate 410.
In the embodiment of the present invention, a gap is formed between the friction ratchet part 2 and the reset lever part 400 to allow the rotation member 310 to rotate.
In the embodiment of the present invention, the ball support connecting member 320 has a joint groove 321 at the end and a locking ring 322 for locking the universal ball 7 in the joint groove 321.
In the embodiment of the invention, the bottom of the clamping seat 1 is in threaded connection with a screw rod 11, the bottom of the screw rod 11 is fixedly connected with a handle 12, and the top of the screw rod 11 is connected with a rubber pad 13.
The working process of the table tennis training device comprises the following steps: when the racket is used, the rotating piece is blocked by the limiting column on the first lever, when the racket strikes a ball, the support connecting rod piece rotates around a rotating shaft between the limiting angle and the rotating piece, so that the long connecting rod, the groove connecting rod and the switch triggering connecting rod are sequentially driven to rotate, the limiting column on the second lever is lifted when the switch triggering connecting rod rotates, the driving lever resetting connecting piece downwards compresses the resetting spring, meanwhile, the resetting connecting piece drives the first lever to move, the limiting column on the first lever is lifted, and the rotating piece starts to rotate. Through the pressure of rotating between adjustable spring part of friction ratchet portion and the rotating member, change the resistance that the rotatory process of rotating member received, can adjust the time interval that the spheroid resets like this, also can adjust the amount of the rotatory in-process kinetic energy loss of rotating member, and then the impact force that the spacing post on the control lever received, realize the strength that adapts to different trainees and the demand of rhythm.
In the embodiment of the invention, the table tennis training device provided by the invention can meet the requirements of strength and rhythm of different trainees, realizes diversified routes of ball attacking and ball pulling, and more truly simulates the complete grinding combined ball attacking or ball pulling state and the like.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A table tennis training device is characterized in that: the ball support comprises a clamping seat, a friction ratchet part, a ball support rotating part, a reset lever part and a ball support frame for fixing a ball, wherein the top of the clamping seat is fixedly provided with a support rod, and the friction ratchet part, the ball support rotating part and the reset lever part are sequentially sleeved on the support rod; the ball support rotating part comprises a rotating part, a ball support connecting part and a connecting rod assembly, the connecting rod assembly is fixed to the outer sides of the rotating part and the ball support connecting part through a rotating shaft, a spring part is fixedly arranged on the outer side of the rotating part, one end of the spring part is fixed to the rotating part, and the other end of the spring part is connected to the ratchet of the friction ratchet part; the ball support connecting piece is connected with the ball support frame, a universal ball is fixedly arranged at the head end of the ball support frame, and a ball body is arranged at the tail end of the ball support frame through a ball shaft sleeve.
2. The table tennis training aid of claim 1, wherein the friction ratchet portion comprises a ratchet plate and a friction plate sleeved outside the ratchet plate, and the friction plate is in threaded connection with the ratchet plate; the friction disc is characterized in that a plurality of spring pieces are arranged on the plane portion of the friction disc in the clockwise direction, a first hollow cylinder is arranged in the middle of the ratchet disc, a first threaded hole is formed in the side wall of the first hollow cylinder, clockwise ratchets are arranged on the plane portion of the periphery of the first hollow cylinder of the ratchet disc respectively, and the friction ratchet portion is fixed to the support rod and locked and fixed through a first locking screw matched with the first threaded hole.
3. The table tennis training aid of claim 1, wherein the rotating member has a second hollow cylinder at one end and a protrusion at the other end, and a groove is provided between the second hollow cylinder and the protrusion; the head end of the ball support connecting piece is provided with a clamping groove which is matched and connected with the protruding part of the rotating piece; the rotating piece and the ball support connecting piece are connected and fixed through a rotating shaft to form a limiting angle with a distance, and the rotating piece is sleeved on the support rod.
4. The table tennis exerciser of claim 1, wherein the linkage assembly comprises a switch-actuating link, a slotted link, and a long link; one end of the slot connecting rod is connected with the long connecting rod rotating shaft, and the other end of the slot connecting rod is connected with the switch triggering connecting rod rotating shaft; the rotating shaft at the other end of the long connecting rod is connected to the outer side of the ball support connecting piece, the rotating shaft at one side of the long connecting rod is connected to the outer side of the rotating piece, a tension spring piece is arranged between the long connecting rod and the rotating piece, one end of the tension spring piece is fixed to the outer side of the rotating piece, and the other end of the tension spring piece is connected to the outer side of the long connecting rod; the groove connecting rod and the switch triggering connecting rod are respectively connected to the outer side of the rotating part in a rotating mode, and one end of the switch triggering connecting rod is in contact with the limiting column of the resetting lever part.
5. The table tennis training device of claim 1, wherein the return lever part comprises a cover plate and a return lever member, the return lever member comprises a lever and a return connecting member, the return connecting member is a cylinder with a through hole, grooves are formed in the two sides of the cylinder in a circular manner, and the lever is located in the grooves; the lever is equipped with shaft hole and spacing post, the shaft hole is located the middle part of lever, spacing post is located lever one end.
6. The table tennis training device of claim 5, wherein the cover plate has a third hollow cylinder in the middle, the third hollow cylinder has a second threaded hole in a side wall thereof, the cover plate has an externally threaded post, a fixing bracket and a limiting hole on a planar portion of the periphery of the third hollow cylinder, the externally threaded post is sleeved with a return spring, the return connecting member is sleeved on the externally threaded post and positioned above the return spring and fixed by a limiting nut, the fixing bracket has a mounting groove, the mounting groove of the fixing bracket is sleeved on the shaft hole of the lever and fixed by a rotating shaft, and the limiting post is inserted into the limiting hole; the cover plate is fixed on the support rod and is locked and fixed by a second locking screw matched with the second threaded hole.
7. The table tennis apparatus of claim 5, wherein said one lever comprises a first lever and a second lever, and said return lever member is mounted on top of said cover plate.
8. The table tennis exerciser of claim 1, wherein the friction ratchet portion and the return lever portion have a gap therebetween for rotation of the rotary member.
9. The table tennis training apparatus of claim 1, wherein the ball support connecting member has a joint groove and a locking ring for locking the universal ball in cooperation with the joint groove at the end thereof.
10. The table tennis training device of claim 1, wherein a screw is threadedly connected to the bottom of the seat, a handle is fixedly connected to the bottom of the screw, and a rubber pad is connected to the top of the screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010612874.8A CN111643867A (en) | 2020-06-30 | 2020-06-30 | Table tennis ball training device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010612874.8A CN111643867A (en) | 2020-06-30 | 2020-06-30 | Table tennis ball training device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111643867A true CN111643867A (en) | 2020-09-11 |
Family
ID=72342621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010612874.8A Pending CN111643867A (en) | 2020-06-30 | 2020-06-30 | Table tennis ball training device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111643867A (en) |
-
2020
- 2020-06-30 CN CN202010612874.8A patent/CN111643867A/en active Pending
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