CN212235909U

CN212235909U - Automatic volleyball serving device for physical education training

Info

Publication number: CN212235909U
Application number: CN202020295780.8U
Authority: CN
Inventors: 祁燕琴; 杨平世
Original assignee: LONGNAN TEACHERS COLLEGE
Current assignee: LONGNAN TEACHERS COLLEGE
Priority date: 2020-03-11
Filing date: 2020-03-11
Publication date: 2020-12-29
Anticipated expiration: 2030-03-11

Abstract

The utility model discloses an automatic volleyball serving device for sports teaching, which comprises a ball serving device shell, an elastic mechanism arranged in the ball serving device shell and used for ejecting volleyballs, a ball barrel which is fixedly penetrated on the upper part of the ball serving device shell and used for loading volleyballs, and a driving mechanism used for compressing and releasing the elastic mechanism; the device drives through the motor that the semi-gear rotates and then drives spur rack and the reciprocal compression pressure spring of external member to it launches in succession to drive and launches the piece and will follow the volleyball that falls down in the ball section of thick bamboo and pop out, realizes the automatic service function, and is fixed with the handle that is used for adjusting the service angle on the service robot shell, is convenient for send the ball of co-altitude from different angles, in addition, can follow not equidirectional service and remove whole device with the help of universal wheel and gyro wheel, and whole flexibility ratio is high.

Description

Automatic volleyball serving device for physical education training

Technical Field

The utility model relates to a sports equipment specifically is a sports teaching is with automatic device of serving of volleyball training.

Background

The ball receiving ability of the players needs to be continuously exercised in the volleyball training process, wherein the ball receiving, namely the ball touching, needs to be controlled according to the ball serving height and the ball serving angle of the ball serving person of the opposite party.

The ball receiving and serving training system is characterized in that a player can touch a ball by any part of the body, but cannot stay, if the ball is fished, held, pushed or thrown, the ball is judged to be held, most of the problems are the learning key points of beginners, and at present, a professional continuously serves the ball from different heights and angles during the volleyball receiving and serving training to train the ball receiving and serving capacity of the player.

However, the strength of the existing training through manual serve is high, and an automatic serve device is urgently needed to be developed to overcome the problems that the success rate of manual serve is not high and labor is wasted.

SUMMERY OF THE UTILITY MODEL

Based on the weak point among the prior art that mentions among the above-mentioned background art, for this reason the utility model provides a volleyball training automatic service device is used in sports teaching.

The utility model discloses an adopt following technical scheme to overcome above technical problem, specifically do:

the utility model provides an automatic device of serving of volleyball training for sports teaching, is in including service robot shell, setting the inside elastic mechanism that is used for launching the volleyball of service robot shell, run through to be fixed service robot shell upper portion is used for loading the ball section of thick bamboo of volleyball and is used for the actuating mechanism to elastic mechanism compression release.

As a further aspect of the present invention: the elastic mechanism comprises a guide piece fixed to the bottom of the ball dispenser shell, a sleeve piece sleeved on the guide piece in a sliding mode, an ejection piece fixed to the end portion of the sleeve piece, and a pressure spring used for elastically connecting the sleeve piece with the bottom of the ball dispenser shell.

As a further aspect of the present invention: a stopper for plugging the lower opening of the ball barrel is fixed on the upper edge of the rear part of the ejection piece, and the stopper is attached to the inner wall of the ball dispenser shell.

As a further aspect of the present invention: the driving mechanism comprises a motor arranged on the outer wall of the ball dispenser shell, a half gear rotationally arranged in the ball dispenser shell and connected with the output end of the motor, and a spur rack fixed at the lower part of the sleeve and matched with the half gear; the other side of the half gear with teeth is toothless and smooth, and the toothed part is meshed with the spur rack.

As a further aspect of the present invention: the output end of the motor is connected with the half gear through a transmission piece, a through hole for the transmission piece to pass through is formed in the ball dispenser shell, and the lower portion of the ball dispenser shell is movably connected with a bearing seat for bearing the whole device.

As a further aspect of the present invention: the handle that is used for adjusting ball dispenser shell inclination is fixed with above the ball dispenser shell outside, just the bottom the place ahead of bearing seat is rotated and is provided with the gyro wheel of being convenient for remove bearing seat the universal wheel that is used for adjusting bearing seat and ball dispenser shell direction is installed at the bottom rear of bearing seat.

After the structure more than adopting, the utility model discloses compare in prior art, possess following advantage: the device drives through the motor that the semi-gear rotates and then drives spur rack and the reciprocal compression pressure spring of external member to it launches in succession to drive and launches the piece and will follow the volleyball that falls down in the ball section of thick bamboo and pop out, realizes the automatic service function, and is fixed with the handle that is used for adjusting the service angle on the service robot shell, is convenient for send the ball of co-altitude from different angles, in addition, can follow not equidirectional service and remove whole device with the help of universal wheel and gyro wheel, and whole flexibility ratio is high.

Drawings

Fig. 1 is a schematic structural view of an automatic volleyball training serving device for physical education.

Fig. 2 is a schematic structural diagram of an ejection piece and a blocking piece in the volleyball training automatic pitching device for sports teaching.

Fig. 3 is a schematic structural diagram of a pressure spring, a guide piece and a sleeve in the volleyball training automatic pitching device for sports teaching.

In the figure: 1-a ball dispenser housing; 2-a ball cylinder; 3-an electric motor; 4-a transmission member; 5-half gear; 6-straight rack; 7-a kit; 8-a guide; 9-a pressure spring; 10-a stopper; 11-an ejector; 12-a handle; 13-a bearing seat; 14-a roller; 15-universal wheel.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

In addition, an element of the present invention may be said to be "secured to" or "disposed on" another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1 to 3, in an embodiment of the present invention, an automatic volleyball serving device for sports teaching, includes a ball dispenser housing 1, an elastic mechanism disposed inside the ball dispenser housing 1 and used for ejecting volleyballs, a ball barrel 2 fixed on the upper portion of the ball dispenser housing 1 in a penetrating manner and used for loading volleyballs, and a driving mechanism used for compressing and releasing the elastic mechanism;

in detail, when the driving mechanism acts, the elastic mechanism is driven to reciprocate, compress and release, and the volleyball falling into the ball dispenser shell 1 from the ball barrel 2 is ejected, so that the automatic ball serving function is realized.

The utility model discloses an embodiment, elastic mechanism is including fixing guide 8, the slip cover of service robot shell 1 bottom are established external member 7 on the guide 8, fix the ejection piece 11 of 7 tip of external member and be used for elastic connection external member 7 with the pressure spring 9 of service robot shell 1 bottom compresses pressure spring 9 when actuating mechanism drives ejection piece 11 and external member 7 along guide 8 to being close to service robot shell 1 bottom and being close to for ejection piece 11 has elastic potential energy, and after actuating mechanism releases, ejection piece 11 drives the volleyball of laminating with it and jets out from service robot shell 1 fast, realizes the service function.

In another embodiment of the present invention, in order to ensure that the number of volleyballs entering the service robot housing 1 from the ball barrel 2 is controlled to be one at each time, the upper edge of the rear portion of the ejection member 11 is fixed with a stopper 10 for blocking the lower opening of the ball barrel 2, the stopper 10 is attached to the inner wall of the service robot housing 1, when the ejection member 11 moves to the position where the stroke is closest to the bottom of the service robot housing 1, the stopper 10 completely releases the lower opening of the ball barrel 2, so as to ensure that the number of volleyballs falling into the service robot housing 1 is one at each time, and when the ejection member 11 ejects the service robot, the stopper 10 is used to block the lower opening of the ball barrel 2, thereby avoiding the interference between the volleyballs in the ball barrel 2 and the external member 7.

In another embodiment of the present invention, the driving mechanism comprises a motor 3 mounted on the outer wall of the ball dispenser housing 1, a half gear 5 rotatably disposed inside the ball dispenser housing 1 and connected to the output end of the motor 3, and a spur rack 6 fixed to the lower portion of the sleeve 7 and engaged with the half gear 5;

it should be noted that one half of the half gear 5 has a tooth and the other half has no tooth and is smooth, the tooth part of the half gear is meshed with the spur rack 6, when the tooth part on the half gear 5 is meshed with the spur rack 6, the sleeve 7 is driven to move towards the direction close to the bottom of the housing 1 of the ball dispenser, when the sleeve 7 moves to the tail end of the stroke, the tooth part of the half gear 5 is separated from the spur rack 6, and at the moment, the compressed pressure spring 9 drives the sleeve 7 and the ejection member 11 to eject the volleyball.

In the utility model discloses a further embodiment, the output of motor 3 passes through driving medium 4 and connects semi-gear 5, the confession has been seted up on service robot shell 1 the through-hole that driving medium 4 passed, just service robot shell 1 lower part swing joint has the bearing seat 13 that is used for the whole device of bearing, carries out the bearing to whole device with the help of bearing seat 13 to place irregular service robot shell 1 on level and smooth subaerial.

The utility model discloses a still another embodiment, the outside top of service robot shell 1 is fixed with the handle 12 that is used for adjusting service robot shell 1 inclination, just the bottom the place ahead of bearing seat 13 is rotated and is provided with the gyro wheel 14 that is convenient for remove bearing seat 13 the universal wheel 15 that is used for adjusting bearing seat 13 and service robot shell 1 direction is installed at the bottom rear of bearing seat 13, utilizes handheld handle 12 to adjust the pitch angle of service robot shell 1, realizes not co-altitude service, is convenient for adjust the direction of service robot shell 1 under universal wheel 15 and gyro wheel 14's auxiliary action, is convenient for carry out the service training to the equidirectional.

The foregoing is illustrative of the preferred embodiments of the present invention only, and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to be changed. However, all changes which come within the scope of the independent claims of the invention are to be embraced therein.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Claims

1. The utility model provides an automatic device of serving of volleyball training for sports teaching, which characterized in that is in including serving ware shell (1), setting serving ware shell (1) inside be used for launching the elastic mechanism of volleyball, run through to fix serving ware shell (1) upper portion is used for loading a ball section of thick bamboo (2) of volleyball and is used for the actuating mechanism to elastic mechanism compression release.

2. The automatic volleyball training serving device for sports teaching according to claim 1, wherein the elastic mechanism comprises a guide member (8) fixed to the bottom of the serving device housing (1), a sleeve member (7) slidably fitted over the guide member (8), an ejector member (11) fixed to an end of the sleeve member (7), and a compression spring (9) for elastically connecting the sleeve member (7) and the bottom of the serving device housing (1).

3. The automatic volleyball training serving device for sports teaching according to claim 2, wherein a stopper (10) for blocking the lower opening of the ball barrel (2) is fixed to the upper edge of the rear part of the ejector (11), and the stopper (10) is attached to the inner wall of the serving device shell (1).

4. The volleyball training automatic serving device for sports teaching of claim 2, wherein the driving mechanism comprises a motor (3) mounted on the outer wall of the serving device shell (1), a half gear (5) rotatably arranged inside the serving device shell (1) and connected with the output end of the motor (3), and a spur rack (6) fixed at the lower part of the sleeve (7) and matched with the half gear (5); the other side of the half gear (5) with teeth is toothless and smooth, and the toothed part is meshed with the spur rack (6).

5. The automatic serve device for volleyball training in sports teaching of claim 4, wherein the output end of the motor (3) is connected with the half gear (5) through a transmission member (4), a through hole for the transmission member (4) to pass through is formed in the serve housing (1), and a supporting seat (13) for supporting the whole device is movably connected to the lower part of the serve housing (1).

6. The automatic volleyball training serving device for sports teaching according to claim 5, wherein a handle (12) for adjusting the inclination angle of the serving device housing (1) is fixed above the outside of the serving device housing (1), a roller (14) for moving the serving device housing (13) is rotatably arranged in front of the bottom of the support base (13), and a universal wheel (15) for adjusting the directions of the support base (13) and the serving device housing (1) is installed behind the bottom of the support base (13).