CN112619103B - Auxiliary training device with uncertain and changeable ball drop points for sports volleyball court - Google Patents
Auxiliary training device with uncertain and changeable ball drop points for sports volleyball court Download PDFInfo
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- CN112619103B CN112619103B CN202011528104.1A CN202011528104A CN112619103B CN 112619103 B CN112619103 B CN 112619103B CN 202011528104 A CN202011528104 A CN 202011528104A CN 112619103 B CN112619103 B CN 112619103B
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- volleyball
- elastic block
- gear
- block area
- column
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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
- A63B69/00—Training appliances or apparatus for special sports
- A63B69/40—Stationarily-arranged devices for projecting balls or other bodies
- A63B69/409—Stationarily-arranged devices for projecting balls or other bodies with pneumatic ball- or body-propelling means
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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
- A63B69/00—Training appliances or apparatus for special sports
- A63B69/0095—Training appliances or apparatus for special sports for volley-ball
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- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
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Abstract
The invention discloses an auxiliary training device with an indefinite and changeable ball drop point for a sports volleyball court, which belongs to the technical field of sports equipment and comprises a support frame; a rebound assembly comprising a rebound post; the rotating gear is in meshed transmission connection with the transmission gear; the ball serving assembly is arranged on the left side of the support frame; the volleyball launching device obliquely launches the volleyball to the rebounding column through the launching cylinders which swing leftwards, rightwards, forwards and backwards irregularly, the volleyball strikes the arc-shaped concave surface on the rebounding column at a certain inclination angle, the volleyball contacts with the elastic blocks with different quantities and different positions each time, so that the angle and the speed of each rebound are different, when the volleyball contacts with different elastic blocks, the uncertainty of the path and the speed after the volleyball rebounds is further improved through the airflow sprayed from the elastic blocks around the volleyball, the ball launching environment is more real and uncertain, the reaction force of athletes is well exercised, and the training quality of the athletes is effectively improved.
Description
Technical Field
The invention relates to the technical field of sports equipment, in particular to an auxiliary training device with an indefinite and variable ball drop point for a sports volleyball court.
Background
Volleyball is one of ball sports items, and the court is rectangular, and the middle is separated by a high net, and both sides of the match respectively occupy one side of the court, and the player plays the ball from the net by using a handle. The ball used in volleyball sports uses sheepskin or artificial leather as a shell, and rubber as a liner, and the size of the ball is similar to that of a football.
The far east needs artificial auxiliary service during volleyball training, some automatic service is carried out through the existing service equipment, but the service route of the existing service equipment is fixed, the existing service equipment moves forwards according to a set parabola, the service speed is kept the same around, for athletes needing a lot of training every day, the service route of the existing service equipment can be adapted to quickly in a short time, so that the reaction force of the athletes when receiving the volleyball can not be trained, the real competition environment can not be simulated, the training effect is not obvious, and therefore the auxiliary training device with uncertain and variable ball falling points for the sports volleyball court is provided.
Disclosure of Invention
The invention aims to provide an auxiliary training device with an indefinite and variable ball drop point for a volleyball court, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an auxiliary training device with uncertain and changeable ball drop points for a sports volleyball court comprises,
a support frame;
the rebounding assembly is mounted on the support frame and comprises a rebounding column, an air supply pipe penetrates through and is inserted into an inner cavity of the rebounding column, and the rebounding column is movably sleeved on the air supply pipe;
the driving assembly comprises a rotating gear arranged at one end of the rebounding column, and the rotating gear is in meshing transmission connection with the transmission gear;
the serving assembly is arranged on the left side of the support frame.
Furthermore, the side face of the rebound column is an arc-shaped concave surface, the central angle of the arc-shaped concave surface is 80 degrees, and the end parts of the adjacent arc-shaped concave surfaces are mutually connected.
Further, the surface of the subassembly of serving a ball of arc inner concave surface is equipped with mixed and disorderly elastic block district, mixed and disorderly elastic block district comprises a plurality of position and the equal anomalous elastic block of orientation, mixed and disorderly elastic block district left side is equipped with regular elastic block district, regular elastic block district comprises the elastic block that a plurality of orientation mixed and disorderly elastic block district distributes.
Furthermore, the arc length of the section of the regular elastic block area is greater than that of the cross section of the disordered elastic block area, the left end of the arc-shaped concave surface of the bottom surface of the rebound column in the initial state is lower than that of the right end, and the elastic blocks formed by the regular elastic block area and the disordered elastic block area are provided with air guide holes.
Furthermore, the blast pipe is evenly provided with air outlet holes on the pipe body of the inner cavity of the rebound column, one end of the blast pipe is connected with the lead-in pipe, the lead-in pipe is connected with external air supply equipment, the inner cavity of the rebound column is of a hollow structure, and two ends of the rebound column are movably connected with the blast pipe through rotating rings.
Further, drive gear locates in the transmission case, be equipped with the drive gear who is connected with drive gear meshing transmission in the transmission case, drive gear is connected with step motor, step motor is connected with the speed reducer, transmission case fixed mounting is on the boss, the boss is fixed to be located on the support frame right side wall.
Further, the service subassembly includes the base with support frame left end fixed connection, the base top is equipped with the installing support, swing joint has the launching tube on the installing support, the launching tube tail end is equipped with the ball section of thick bamboo that has electromagnetic shield, just the launching tube export is towards the arc inner concave surface of bounce-back post lower surface, the launching tube tail end is equipped with pneumatic emission structure.
Further, the installing support lateral wall is equipped with the limiting plate that supports the launching tube, be equipped with the preceding eccentric wheel that runs through on the limiting plate, preceding eccentric wheel and launching tube surface activity butt, just preceding eccentric wheel orders about the rotation through driving motor.
Further, driving motor's output is connected with the toothed disc, the toothed disc is connected with the transmission of conical gear transmission structure, conical gear transmission structure passes through the belt and is connected with back eccentric wheel transmission, back eccentric wheel and the surperficial activity butt of installing support, the installing support activity is located on the bottom plate, just installing support one end is through spacing spring and bottom plate one end fixed connection.
Compared with the prior art, the invention has the beneficial effects that: the invention launches the volleyball on the rebound post by the inclined launching tube which swings left, right, front and back irregularly, the volleyball strikes the arc-shaped concave surface on the rebound post with a certain inclination angle, contacts with the elastic block area on the surface of the rebound post and has rebound effect, because the elastic block area is composed of a plurality of elastic blocks with different orientations, the volleyball is contacted with different numbers of elastic blocks and different positions each time, so that the angle and the speed of each bounce-back are different, and the bounce-back column rotates at a continuous slow speed, meanwhile, airflow is injected into the inner cavity of the rebound column through the blast pipe and is discharged from the elastic block, when the volleyball is in contact with different elastic blocks, the air flow sprayed out of the elastic blocks around the volleyball further improves the uncertainty of the path and speed after the volleyball rebounds, the ball serving environment is more real and uncertain, the reaction force of the athlete is well exercised, and the training quality of the athlete is effectively improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of a rebound column structure according to the present invention;
FIG. 3 is a schematic front view of the structure of the rebound post of the present invention;
FIG. 4 is a schematic structural view of a ball serving assembly of the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 6 is a schematic view of the attachment of the mounting bracket of the present invention.
In the figure: 100. a support frame; 200. a rebound assembly; 201. a rebound post; 202. an air supply pipe; 203. an air outlet; 204. an introducing pipe; 205. a rotating ring; 206. an arc-shaped concave surface; 207. a regular elastic block region; 208. a disordered elastic block area; 300. a drive assembly; 301. a rotating gear; 302. a transmission case; 303. a transmission gear; 304. a drive gear; 305. a stepping motor; 400. a serving assembly; 401. a base; 402. mounting a bracket; 403. a launch canister; 404. a pneumatic launch structure; 405. a ball cylinder; 406. a limiting plate; 407. a front eccentric wheel; 408. a drive motor; 409. a gear plate; 410. a bevel gear drive structure; 411. a rear eccentric wheel; 412. a base plate; 413. and a limiting spring.
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides an auxiliary training device with variable and changeable ball drop points for a volleyball court, which comprises a support frame 100; the rebounding assembly 200 is arranged on the support frame 100, the rebounding assembly 200 comprises a rebounding column 201, an air supply pipe 202 penetrates through and is inserted into an inner cavity of the rebounding column 201, and the rebounding column 201 is movably sleeved on the air supply pipe 202; the driving assembly 300 comprises a rotating gear 301 arranged at one end of the rebounding column, and the rotating gear 301 is in meshing transmission connection with a transmission gear 303; the serve assembly 400, the serve assembly 400 is arranged on the left side of the support frame 100.
Referring to fig. 2 and 3, the rebounding columns 201 are provided with arc-shaped concave surfaces 206 on the side surfaces, the central angle of the arc-shaped concave surfaces 206 is 80 °, and the end portions of the adjacent arc-shaped concave surfaces 206 are connected with each other.
Referring to fig. 2 and 3, the surface of the arc-shaped concave surface 206 facing the ball serving assembly 400 is provided with a disordered elastic block area 208, the disordered elastic block area 208 is composed of a plurality of elastic blocks with irregular positions and orientations, the left side of the disordered elastic block area 208 is provided with a regular elastic block area 207, the regular elastic block area 207 is composed of a plurality of elastic blocks distributed facing the disordered elastic block area 208, the volleyball hits the arc-shaped concave surface on the bounce post 201 at a certain inclination angle, contacts the elastic block area on the surface of the volleyball and rebounds, and because the elastic block area is composed of a plurality of elastic blocks with different orientations, the volleyball contacts the elastic blocks with different numbers and different positions every time, so that the angles and speeds of each bounce back-out are different.
Referring to fig. 2 and 3, the arc length of the regular elastic block area 207 is greater than that of the disordered elastic block area 208, the height of the left end of the arc-shaped concave surface 206 at the bottom surface of the rebound column 201 is lower than that of the right end in the initial state, so that the volleyball can smoothly move towards one side of the service at each time, the problem of backward movement after rebound is avoided, and the elastic blocks formed by the regular elastic block area 207 and the disordered elastic block area 208 are provided with air guide holes.
Referring to fig. 2 and 3, the air supply pipe 202 is uniformly provided with air outlets 203 on the pipe body located in the inner cavity of the bounce column 201, one end of the air supply pipe 202 is connected with the inlet pipe 204, the inlet pipe 204 is connected with external air supply equipment, the inner cavity of the bounce column 201 is of a hollow structure, the bounce column 201 continuously and slowly rotates when the volleyball is sent out, the uncertainty of the path and speed of the volleyball after rebounding is further improved, and when the volleyball is contacted with different elastic blocks, the airflow sprayed from the elastic blocks around the volleyball is further improved by the airflow sprayed from the elastic blocks, so that the environment for sending the volleyball is more real and uncertain, the reaction force of athletes is well exercised, and two ends of the bounce column 201 are movably connected with the air supply pipe 202 through the rotating ring 205.
Referring to fig. 2 and 5, the transmission gear 303 is disposed in the transmission case 302, a driving gear 304 engaged with the transmission gear 303 is disposed in the transmission case 302, the driving gear 304 is connected to the stepping motor 305, the stepping motor 305 is connected to the speed reducer, and the driving gear 304 is driven to rotate by the stepping motor 305, so that the rotating gear 301 drives the rebounding column 201 to rotate, the transmission case 302 is fixedly mounted on a boss, and the boss is fixedly disposed on the right side wall of the supporting frame 100.
Referring to fig. 4 and 6, the service assembly 400 includes a base 401 fixedly connected to the left end of the support frame 100, a mounting bracket 402 is disposed above the base 401, a launch tube 403 is movably connected to the mounting bracket 402, a ball tube 405 with an electromagnetic baffle is disposed at the tail end of the launch tube 403, an outlet of the launch tube 403 faces the arc-shaped concave surface 206 of the lower surface of the bounce column 201, and a pneumatic launch structure 404 is disposed at the tail end of the launch tube 403.
Referring to fig. 4 and 6, a limit plate 406 supporting the launching tube 403 is disposed on a side wall of the mounting bracket 402, a through front eccentric wheel 407 is disposed on the limit plate 406, the front eccentric wheel 407 movably abuts against a surface of the launching tube 403, the launching tube 403 is driven to swing left and right by the rotating front eccentric wheel 407, so that volleyballs are ejected onto the arc-shaped inner concave surface 206 at different vertical launching angles, and the front eccentric wheel 407 is driven to rotate by a driving motor 408.
Referring to fig. 4 and 6, an output end of the driving motor 408 is connected to a gear disc 409, the gear disc 409 is in transmission connection with a bevel gear transmission structure 410, the bevel gear transmission structure 410 is in transmission connection with a rear eccentric wheel 411 through a belt, the launching tube 403 swings left and right while driving the rear eccentric wheel 411 to rotate through the gear disc 409 and the bevel gear transmission structure 410, and the mounting bracket 402 is driven to swing back and forth on the bottom plate 412, so that a left and right launching angle of the volleyball is adjusted, uncertainty of a volleyball movement path is improved, training quality is improved, the rear eccentric wheel 411 is movably abutted to the surface of the mounting bracket 402, the mounting bracket 402 is movably arranged on the bottom plate 412, and one end of the mounting bracket 402 is fixedly connected to one end of the bottom plate 412 through a limiting spring 413.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The utility model provides a sports volleyball court is with indefinite and changeable auxiliary training device of ball-dropping point which characterized in that: comprises a support frame (100);
the rebounding assembly (200) is mounted on the support frame (100), the rebounding assembly (200) comprises a rebounding column (201), an air supply pipe (202) penetrates through and is inserted into an inner cavity of the rebounding column (201), and the rebounding column (201) is movably sleeved on the air supply pipe (202); the side surface of the rebound column (201) is an arc-shaped concave surface (206), the central angle of the arc-shaped concave surface (206) is 80 degrees, the adjacent end parts of the arc-shaped concave surface (206) are connected with each other, the surface of the arc-shaped concave surface (206) facing the ball serving component (400) is provided with a disordered elastic block area (208), the disordered elastic block area (208) is composed of a plurality of elastic blocks with irregular positions and orientations, the left side of the disordered elastic block area (208) is provided with a regular elastic block area (207), the regular elastic block area (207) is composed of a plurality of elastic blocks distributed towards the disordered elastic block area (208), the air supply pipe (202) is positioned on the pipe body of the inner cavity of the rebound column (201) and is uniformly provided with air outlet holes (203), one end of the air supply pipe (202) is connected with an inlet pipe (204), the inlet pipe (204) is connected with external air supply equipment, the inner cavity of the rebound column (201) is of a hollow structure, two ends of the rebound column (201) are movably connected with the blast pipe (202) through a rotating ring (205);
the driving assembly (300) comprises a rotating gear (301) arranged at one end of the rebounding column (201), and the rotating gear (301) is in meshing transmission connection with the transmission gear (303); the transmission gear (303) is arranged in a transmission box (302), a driving gear (304) which is in meshing transmission connection with the transmission gear (303) is arranged in the transmission box (302), the driving gear (304) is connected with a stepping motor (305), the stepping motor (305) is connected with a speed reducer, the transmission box (302) is fixedly arranged on a boss, and the boss is fixedly arranged on the right side wall of the support frame (100);
the ball serving assembly (400), the ball serving assembly (400) is arranged on the left side of the support frame (100); the serve subassembly (400) include with support frame (100) left end fixed connection's base (401), base (401) top is equipped with installing support (402), swing joint has launch canister (403) on installing support (402), launch canister (403) tail end is equipped with ball section of thick bamboo (405) that have electromagnetic shield, just launch canister (403) export arc inner concave surface (206) towards bounce post (201) lower surface, launch canister (403) tail end is equipped with pneumatic emission structure (404), installing support (402) lateral wall is equipped with limiting plate (406) that supports launch canister (403), be equipped with preceding eccentric wheel (407) that run through on limiting plate (406), preceding eccentric wheel (407) and launch canister (403) surface activity butt, just preceding eccentric wheel (407) orders about the rotation through driving motor (408), the output and the gear dish (409) of driving motor (408) are connected, gear dish (409) are connected with conical gear transmission structure (410) transmission, conical gear transmission structure (410) are connected with back eccentric wheel (411) transmission through the belt, back eccentric wheel (411) and installing support (402) surface activity butt, the installing support (402) activity is located on bottom plate (412), just installing support (402) one end is through spacing spring (413) and bottom plate (412) one end fixed connection.
2. The auxiliary training device with variable and changeable ball drop points for the volleyball court according to the claim 1, wherein: the arc length of the section of the regular elastic block area (207) is larger than that of the section of the disordered elastic block area (208), the left end of the arc-shaped concave surface (206) on the bottom surface of the rebound column (201) is lower than that of the right end in the initial state, and the elastic blocks formed by the regular elastic block area (207) and the disordered elastic block area (208) are provided with air guide holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011528104.1A CN112619103B (en) | 2020-12-22 | 2020-12-22 | Auxiliary training device with uncertain and changeable ball drop points for sports volleyball court |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011528104.1A CN112619103B (en) | 2020-12-22 | 2020-12-22 | Auxiliary training device with uncertain and changeable ball drop points for sports volleyball court |
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| Publication Number | Publication Date |
|---|---|
| CN112619103A CN112619103A (en) | 2021-04-09 |
| CN112619103B true CN112619103B (en) | 2021-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011528104.1A Active CN112619103B (en) | 2020-12-22 | 2020-12-22 | Auxiliary training device with uncertain and changeable ball drop points for sports volleyball court |
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Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB500440A (en) * | 1937-08-21 | 1939-02-09 | Sydney Richardson | A new or improved ball projecting appliance |
| US6802788B1 (en) * | 2003-06-25 | 2004-10-12 | Zak's Sports Products, Llc | Tether system for a ball |
| JP2005192987A (en) * | 2003-12-11 | 2005-07-21 | Takashi Akiyama | Toss machine |
| CN100398172C (en) * | 2006-06-10 | 2008-07-02 | 合肥工业大学 | Simple equipment used for volleyballer training |
| CN101574579B (en) * | 2008-05-06 | 2010-08-18 | 中国科学院合肥物质科学研究院 | Multi-nozzle airspray ball-service device for volleyball smashing training device |
| CN105688389A (en) * | 2016-01-18 | 2016-06-22 | 长沙新气象自动化技术有限公司 | Multi-reflection surface rotation adjustable volleyball dig-skill trainer |
| CN205323169U (en) * | 2016-01-30 | 2016-06-22 | 湖南工业大学 | Volleyball transmitter with adjustable |
| CN207913169U (en) * | 2017-12-05 | 2018-09-28 | 红河学院 | A kind of sport volleyball practice device |
| CN208710971U (en) * | 2018-03-07 | 2019-04-09 | 淮阴师范学院 | Sufficient basketball and volleyball serving mechanism |
| CN209934017U (en) * | 2019-01-16 | 2020-01-14 | 刘延鹏 | Table tennis service exercise device |
| CN111939544B (en) * | 2020-08-19 | 2021-06-22 | 广西师范大学 | Volleyball automatic training auxiliary apparatus |
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2020
- 2020-12-22 CN CN202011528104.1A patent/CN112619103B/en active Active
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Effective date of registration: 20211201 Address after: 404500 Jiangkou Town Street, Yunyang County, Chongqing Applicant after: Jiangkou primary school, Jiangkou Town, Yunyang County Address before: 710061 floor 1-009, building 6, quanquanchen digital entertainment and entrepreneurship Industrial Park, 466 Xiying Road, Qujiang New District, Xi'an City, Shaanxi Province Applicant before: Xie Zhenggang |
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