CN215136715U

CN215136715U - Tennis trainer is used in sports class

Info

Publication number: CN215136715U
Application number: CN202120616492.2U
Authority: CN
Inventors: 李兴昌
Original assignee: Suqian College
Current assignee: Suqian College
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2021-12-14
Anticipated expiration: 2031-03-26

Abstract

The utility model discloses a tennis training device for physical education classes, which comprises a bearing part, wherein a placing box is clamped on the inner bottom wall of the bearing part, one side of the upper surface of the placing box is fixedly connected with an expansion joint, the other side of the upper surface of the placing box is fixedly connected with a support rod, the top end of the support rod and the top end of the expansion joint are hinged with a connecting piece, through the expansion joint, the support rod, the connecting piece, a collecting piece and a collecting tank on the placing box, a worker can more conveniently carry out special training on the trainer, thereby greatly increasing the training effect of the worker, effectively collecting the balls which are hit by the collecting piece, and through a telescopic motor, a ball serving barrel and a ball pushing on the placing box, the worker can more conveniently trigger the collected tennis which is only placed in the placing box in the training process, thereby forming a circulating system and further improving the training effect of the trainer, the applicability and the practicability of the device are improved.

Description

Tennis trainer is used in sports class

Technical Field

The utility model relates to a tennis training technical field specifically is a tennis trainer is used in physical education class.

Background

Tennis is a type of ball game that is commonly played between two singlets or two pairs of players. The player strikes a tennis ball with a tennis racket on a tennis court with a net interposed therebetween.

Chinese patent publication No. CN210302293U discloses a tennis training device for physical education, which is basically described as follows: the installation department that is equipped with through the chassis passes through pivot portion coupling on training the seat for training the seat and easily opening or closing, make things convenient for the spiro union installation bottom, the spiro union has coiled the post on the bottom, make the post of coiling pass through the screw thread spiro union on the internal thread intubate that the bottom was equipped with, conveniently rotate and come the coiling to connect the rope, and connect the fixture block joint that the rope was equipped with through one end in the connecting hole that the post was equipped with of coiling, make the tennis body easily connect to install and train the use on the post of coiling.

But it just needs the staff to carry out the recovery of tennis after collecting a certain amount of tennis in the in-service use process, has then greatly increased staff's work burden, has reduced the suitability and the practicality of device simultaneously, and needs many staff from side assistance.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a tennis trainer is used in sports class has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a tennis trainer is used in sports class, includes and holds carrier, hold carrier's interior diapire joint has place the case, place one side fixedly connected with telescopic joint of case upper surface, the opposite side fixedly connected with branch of placing the case upper surface, the top of branch and the top of telescopic joint all articulate there is the connecting piece, the top fixedly connected with of connecting piece collects the piece, collect one side inside wall fixedly connected with spring of piece, the one end fixedly connected with arc piece of spring, the collection hole has been seted up to one side of diapire in the collection piece.

Optionally, the four corners of the lower surface of the carrier are fixedly connected with universal wheels, one side of the two side surfaces of the carrier is in threaded connection with a positioning bolt, and one end of the positioning bolt is in threaded connection with the two side surfaces of the placing box.

Optionally, one side of placing the incasement diapire is through bolt fixedly connected with base, the inside joint of base has flexible motor, the output fixedly connected with service section of thick bamboo of flexible motor.

Optionally, a collecting pipe is fixedly connected to the collecting hole on the lower surface of the collecting element, and the bottom end of the collecting pipe is fixedly connected to the upper surface of one end of the ball serving barrel.

Optionally, a clamping groove is formed in one side of the lower surface of the placing box, the placing box is fixedly connected with moving wheels through the clamping groove, and the number of the clamping grooves is two.

Optionally, the output end of the telescopic motor is fixedly connected with a pushing ball, the upper surface of the pushing ball is fixedly connected with a telescopic spring, and the top end of the telescopic spring is fixedly connected with a jacking piece.

(III) advantageous effects

The utility model provides a tennis trainer is used in sports class possesses following beneficial effect:

this tennis trainer is used in physical education class, through placing the telescopic joint on the case, branch, the connecting piece, collect piece and collection tank, make the staff can be more convenient carry out the special training to the training person, and then greatly increase staff's training effect and can effectively collect hitting the ball of beating only collecting the piece simultaneously, through placing the flexible motor on the case, a service section of thick bamboo and push away the ball, make the staff can be more convenient in the training process will collect only place the inside tennis percussion of case, then constitute the circulation system, and then improve training person's training effect, improve device's suitability and practicality.

Drawings

Fig. 1 is a schematic structural view of the present invention;

Fig. 2 is a schematic sectional structure of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1-bearing piece, 2-placing box, 3-expansion joint, 4-supporting rod, 5-connecting piece, 6-collecting piece, 7-spring, 8-arc piece, 9-universal wheel, 10-positioning bolt, 11-base, 12-expansion motor, 13-ball-launching tube, 14-collecting tube and 15-push ball.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a tennis training device for physical education classes comprises a bearing part 1, universal wheels 9 are fixedly connected at four corners of the lower surface of the bearing part 1, positioning bolts 10 are in threaded connection with one side of the surfaces of two sides of the bearing part 1, one end of each positioning bolt 10 is in threaded connection with the surfaces of two sides of a placing box 2, one side of the inner bottom wall of the placing box 1 is fixedly connected with a base 11 through bolts, a telescopic motor 12 is clamped inside the base 11, an output end of the telescopic motor 12 is fixedly connected with a ball-sending barrel 13, an output end of the telescopic motor 12 is fixedly connected with a ball-pushing barrel 15, the upper surface of the ball-pushing barrel 15 is fixedly connected with a telescopic spring, the top end of the telescopic spring is fixedly connected with a jacking piece, a placing box 2 is clamped on the inner bottom wall of the bearing part 1, a clamping groove is formed in one side of the lower surface of the placing box 2, the placing box 2 is fixedly connected with moving wheels through the clamping grooves, the number of the clamping grooves is two, one side of the upper surface of the placing box 2 is fixedly connected with a telescopic joint 3, place opposite side fixedly connected with branch 4 of 2 upper surfaces of case, the top of branch 4 and the top of telescopic joint 3 all articulate there is connecting piece 5, the top fixedly connected with of connecting piece 5 collects piece 6, collect 6 lower surface collecting hole department fixedly connected with collecting pipe 14 of piece, the bottom of collecting pipe 14 and the upper surface looks fixed connection of a service section of thick bamboo 13 one end, one side inside wall fixedly connected with spring 7 of collecting piece 6, the one end fixedly connected with arc 8 of spring 7, the collecting hole has been seted up to one side of diapire in the collecting piece 6.

The detailed description of the known functions and the known components of the telescopic motor is omitted in the embodiment of the disclosure, and in order to ensure the compatibility of the equipment, the adopted operation means are consistent with the parameters of the instruments on the market.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

To sum up, this tennis trainer is used in physical education class, through placing telescopic joint 3 on case 2, branch 4, connecting piece 5, collection piece 6 and holding vessel 14 during the use, make the staff can be more convenient carry out the special training to the training person, and then greatly increase staff's training effect and can effectively collect hitting the ball of beating and only collecting piece 6 simultaneously, through placing flexible motor 12 on case 2, a service section of thick bamboo 13 and push away ball 15, make the staff can be more convenient in the training process will collect only and place the inside tennis percussion of case 2, then constitute circulation system, and then improve training person's training effect, improve device's suitability and practicality.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

In the description of the present application, the terms "connect", "install", "fix", "set", etc. are used in a broad sense, for example, the term "connect" may be a fixed connection or an indirect connection through intermediate components without affecting the relationship and technical effects of the components, or may be an integral connection or a partial connection, and as in this case, for a person skilled in the art, the specific meaning of the above terms in the present invention or the present invention can be understood according to specific situations.

The standard parts used in the method can be purchased from the market, and 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 mature bolts, rivets, welding and the like in the prior art, the machines, parts and equipment adopt conventional models in the prior art, and the structure and the principle of the parts known by the skilled person can be known by technical manuals or conventional experimental methods.

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

1. The utility model provides a tennis trainer is used in sports class, includes and holds carrier (1), its characterized in that: the inner bottom wall of the bearing piece (1) is connected with a placing box (2) in a clamping mode, one side fixedly connected with telescopic joint (3) of the upper surface of the placing box (2) is arranged, the other side fixedly connected with supporting rod (4) of the upper surface of the placing box (2) is arranged, the top end of the supporting rod (4) and the top end of the telescopic joint (3) are hinged to a connecting piece (5), the top end fixedly connected with collecting piece (6) of the connecting piece (5), one side inner side wall fixedly connected with spring (7) of the collecting piece (6), one end fixedly connected with arc-shaped piece (8) of the spring (7) are arranged, and a collecting hole is formed in one side of the inner bottom wall of the collecting piece (6).

2. A tennis training device for physical education as claimed in claim 1, wherein: the all fixedly connected with universal wheel (9) of four corners department of carrier (1) lower surface, one side threaded connection who holds carrier (1) both sides surface has pilot pin (10), the one end of pilot pin (10) and the both sides surface threaded connection who places case (2).

3. A tennis training device for physical education as claimed in claim 1, wherein: one side of the bottom wall in the placing box (2) is fixedly connected with a base (11) through a bolt, a telescopic motor (12) is clamped inside the base (11), and an output end of the telescopic motor (12) is fixedly connected with a pitching barrel (13).

4. A tennis training device for physical education as claimed in claim 1, wherein: the collecting device is characterized in that a collecting pipe (14) is fixedly connected to a collecting hole in the lower surface of the collecting piece (6), and the bottom end of the collecting pipe (14) is fixedly connected with the upper surface of one end of the ball serving barrel (13).

5. A tennis training device for physical education as claimed in claim 1, wherein: the clamping grooves are formed in one side of the lower surface of the placing box (2), the placing box (2) is fixedly connected with moving wheels through the clamping grooves, and the number of the clamping grooves is two.

6. A tennis training device for physical education as claimed in claim 3, wherein: the output end of the telescopic motor (12) is fixedly connected with a pushing ball (15), the upper surface of the pushing ball (15) is fixedly connected with a telescopic spring, and the top end of the telescopic spring is fixedly connected with an ejector.