CN107344007B

CN107344007B - Multifunctional portable tennis net rack

Info

Publication number: CN107344007B
Application number: CN201710778109.1A
Authority: CN
Inventors: 刘新平; 邓自强; 张�浩; 张文旭
Original assignee: Wuxi Institute of Technology
Current assignee: Wuxi Institute of Technology
Priority date: 2017-09-01
Filing date: 2017-09-01
Publication date: 2022-12-02
Anticipated expiration: 2037-09-01
Also published as: CN107344007A

Abstract

The invention discloses a multifunctional portable tennis net rack, which comprises a tennis racket, a net and cylinders arranged on the left side and the right side of the net, wherein a first emitter and a second emitter are arranged inside the tennis racket, a first key and a second key are arranged at a racket holding position of the tennis racket, the inside of each cylinder is divided into an upper layer and a lower layer through a partition plate, a spring, a receiver and a tennis ball are arranged on the upper layer of each cylinder, the spring and the receiver are fixed above the partition plate, the spring is connected with the receiver, a plurality of tennis balls are placed above the spring, a screw rod, a driving gear, a driven gear, a stepping motor and a controller are arranged on the lower layer of each cylinder, a fixing bag is arranged on the outer side of each cylinder, and a contraction rod for supporting the net is detachably arranged in each fixing bag.

Description

Multifunctional portable tennis net rack

Technical Field

The invention relates to the field of sports goods, in particular to a multifunctional portable tennis net rack.

Background

At present, training of various sports projects has specific places, such as volleyball training needs to be carried out on a volleyball court, tennis training needs to be carried out on a tennis court, table tennis needs to be carried out on a table tennis table and the like, the independent places are provided with independent equipment, such as the volleyball court needs to be provided with a volleyball frame, the tennis court needs to be provided with the tennis frame, the table tennis table cannot be moved and the like, the equipment in the places has single function and no universality, and if an independent training device is purchased, the cost is higher. The existing tennis support is directly fixed on the ground, cannot move, and cannot adjust the height and length of a net, so that the limitation is large.

And the tennis frame and the racket in the prior art are only changed in structure or material, and are not changed in function, and the tennis frame and the racket still need to be manually picked up and delivered, so that inconvenience is brought to people for tennis activities, and the use efficiency of the field is reduced in the charged field.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a multifunctional portable tennis net rack which can realize the automatic tennis passing function, has light weight, can be contracted into a schoolbag shape and is convenient to carry, and solves the problems that the tennis net rack is not easy to carry and needs to pick up the tennis frequently in the prior art.

The technical scheme adopted by the invention is as follows: the utility model provides a multi-functional portable tennis rack, include with tennis racket, net that tennis net rack matches and set up the drum in the net left and right sides, inside first transmitter and the second transmitter of being provided with of tennis racket, the department of clapping of tennis racket is provided with first button and second button, first button is connected with first transmitter, the second button is connected with the second transmitter, it is two-layer about the drum is inside to divide into through the division board, the drum upper strata is provided with spring, receiver and tennis, spring and receiver are fixed in the division board top, the spring is connected with the receiver, the several tennis is placed to the spring top, drum lower floor is provided with screw rod, driving gear, driven gear, step motor and controller, the one end of screw rod is fixed under the division board, the other end of screw rod with be provided with driven gear, driven gear meshes with the driving gear mutually, the driving gear is connected with step motor, step motor is connected with the controller, the drum outside is provided with fixed bag, install the shrink pole that is used for supporting the net in the fixed bag, the top is provided with the upper portion of the net, the middle of net is provided with the lower side of being provided with the cloth, the cloth lid, the zipper is connected with the second cloth lid in the play the net and is connected with the second zipper.

Preferably, the bottom of the telescopic rod is provided with a vacuum chuck.

Preferably, the LED scoring display screen adopts a zigbee wireless module.

Preferably, a third zipper is arranged on the outermost side of the fixing bag.

Preferably, the diameter of the fixation bag is the same as the diameter of the constriction rod.

Preferably, a strap for connecting the lower cloth cover is arranged below the upper cloth cover, and a contraction groove for placing a contraction rod is arranged at the joint of the strap, the upper cloth cover and the lower cloth cover.

Preferably, the lower cloth cover is double-deck cavity form, the cloth cover outside is provided with the zip fastener down, the inside back cloth cover that is used for wrapping up the net between cloth cover and the lower cloth cover that is provided with of zip fastener to and be used for connecting the preceding cloth cover of the net left and right sides drum after the parcel shrink, the back cloth cover outside is provided with the fourth zip fastener, the preceding cloth cover outside is provided with the fifth zip fastener.

Preferably, when the tennis net rack is folded, the rear cloth cover is connected with the upper cloth cover through a first zipper, and the front cloth cover is connected with the upper cloth cover through a second zipper.

Preferably, the number of the vacuum suction cups is 3.

The invention achieves the following beneficial effects: the invention provides a multifunctional portable tennis net rack, which controls tennis balls to automatically pop up through a transmitter, achieves the function of automatically delivering the tennis balls, and solves the problem that the tennis net rack needs to pick up the tennis balls frequently in the prior art; the supporting rods on the two sides are detachable retractable rods, the upper cloth cover and the lower cloth cover which can contain the net are arranged in the middle of the net, the net can be retracted into a schoolbag shape, and the problem that a net rack of the net in the prior art is not easy to carry is solved; and an LED scoring display screen is arranged below the net, so that scoring can be performed on a match under the condition that only two persons exist, and the real match process can be simulated.

Drawings

The invention will be further explained with reference to the drawings,

FIG. 1 is a schematic view of the structure of the tennis net mount of the present invention;

FIG. 2 is a schematic view of the structure of the tennis racket of the present invention;

FIG. 3 is a schematic view of the present invention folded into a schoolbag configuration;

FIG. 4 is a schematic structural view of the present invention when folded into a schoolbag shape and wrapped by an upper cloth cover, a lower cloth cover, a front cloth cover and a rear cloth cover;

the tennis racket comprises a tennis racket 1, a tennis net 11, a first emitter 12, a first key 13, a second emitter 14, a second key 2, a net 21, an upper cloth cover 211, a first zipper 212, a second zipper 22, a lower cloth cover 221, a fourth zipper 222, a fifth zipper 23, a strap 24, a contraction groove 25, a front cloth cover 26, a rear cloth cover 3, a cylinder 31, a spring 32, a receiver 33, a tennis ball 34, a partition board 35, a screw rod 36, a driving gear 37, a driven gear 38, a stepping motor 39, a controller 4, a fixing bag 41, a third zipper 5, a contraction rod 51, a vacuum suction cup 6 and an LED score display screen.

Detailed Description

The following further describes the embodiments of the present invention with reference to the drawings.

The technical scheme adopted by the invention is as follows:

as shown in fig. 1 and fig. 2, a multifunctional portable tennis net rack comprises a tennis racket 1, a tennis net 2 and cylinders 3 arranged on the left and right sides of the tennis net 2, which are matched with the tennis net rack, a first emitter 11 and a second emitter 13 are arranged inside the tennis racket 1, a first button 12 and a second button 14 are arranged at the holding position of the tennis racket 1, the first button 12 is connected with the first emitter 11, the second button 14 is connected with the second emitter 13,

the interior of the cylinder 3 is divided into an upper layer and a lower layer by a partition plate 34, the upper layer of the cylinder 3 is provided with a spring 31, a receiver 32 and tennis balls 33, the spring 31 and the receiver 32 are fixed above the partition plate 34, the spring 31 is connected with the receiver 32, a plurality of tennis balls 33 are placed above the spring 31, the lower layer of the cylinder 3 is provided with a screw 35, a driving gear 36, a driven gear 37, a stepping motor 38 and a controller 39, one end of the screw 35 is fixed under the partition plate 34, the other end of the screw 35 is provided with the driven gear 37, the driven gear 37 is meshed with the driving gear 36, the driving gear 36 is connected with the stepping motor 38, the stepping motor 38 is connected with the controller 39, the first emitter 11 is started by a first key 12 on the net 1, the controller 39 at the lower layer of the cylinder 3 receives a signal emitted by the first emitter 11, the driving gear 36 is driven by controlling the stepping motor 38 to move, the driving gear 36 is meshed with the driven gear 37 by the driving screw 35 to rotate, the separation layer 34 at the upper part of the screw 35 is driven, thereby controlling the ball emitting angle of the separation layer 33, the second key 14 on the net 1, the spring is convenient for training, the training of tennis ball emitter 13, and the training efficiency is improved.

The outer side of the cylinder 3 is provided with a fixing bag 4, a contraction rod 5 for supporting a net is detachably arranged in the fixing bag 4, the outermost side of the fixing bag 4 is provided with a third zipper 41, the bottom of the expansion rod 5 is provided with a vacuum sucker 51, the contraction rod 5 is placed into the fixing bag 4 on the outermost side of the cylinder 3 in the use process of the net rack, the contraction rod 5 is fixed through the third zipper 41 on the outermost side of the fixing bag 4, the diameter of the fixing bag 4 is the same as that of the contraction rod 5, the contraction rod 5 is tightly combined with the fixing bag 4 in the fixing bag 4, and the phenomenon that the net 2 is inclined due to too large space in the fixing bag 4 is avoided, so that the competition is influenced; the vacuum chuck 51 that the bottom of telescopic link 5 set up has strengthened the power of grabbing of telescopic link 5 greatly, makes telescopic link 5 firmly fix subaerial, can fix at will on the square of district or other places, provides more choices for liking the people who tempers the health.

An LED scoring display screen 6 used for recording the competition is arranged below the net 2, the LED scoring display screen 6 adopts a zigbee wireless module, and scoring display functions of the LED scoring display screen 6 are respectively controlled in three modes of version remote control, including a computer control module used for large competition, a mobile phone used for common families and a remote control system module.

As shown in fig. 3 and 4, the top is provided with cloth cover 21 in the middle of net 2, the below is provided with down cloth cover 22 in the middle of net 2, the inboard of going up cloth cover 21 and net 2 junction is provided with first zip fastener 211, it is provided with second zip fastener 212 to go up the cloth cover 21 outside, it is provided with the braces 23 that is used for connecting cloth cover 22 down to go up cloth cover 21 below, braces 23 and last cloth cover 21 and cloth cover 22's junction are provided with the shrink groove 24 that is used for placing shrink pole 5 down, cloth cover 22 is double-deck cavity form down, cloth cover 22 is inside to be provided with down and is used for wrapping up cloth cover 21 and cloth cover 22 between the back cloth cover 26 of net 2 down to and be used for connecting the preceding cloth cover 25 of the net 2 left and right sides drum 3 after the parcel shrink, the back cloth cover 26 outside is provided with fourth zip fastener 221, the preceding cloth cover 25 outside is provided with fifth zip fastener 222.

When the tennis net rack is folded, the fourth zipper 221 and the fifth zipper 222 on the lower cloth cover 22 are unzipped, the rear cloth cover 26 hidden in the lower cloth cover 22 is taken out through the fourth zipper 221, the rear cloth cover 26 is connected with the upper cloth cover 21 through the first zipper 211, the front cloth cover 25 hidden in the lower cloth cover 22 is taken out through the fifth zipper 222, the front cloth cover 25 is connected with the upper cloth cover 21 through the second zipper 212 to form a schoolbag shape, the contracted schoolbag rod 5 is put into the contraction groove 24, and the folded schoolbag plays a role in fixed support.

Preferably, the number of the vacuum suction cups 51 is 3.

The working process of the invention is that the retractable rod is firstly put into the fixed bag at the outermost side of the cylinder, the retractable rod is fixed by the third zipper at the outermost side of the fixed bag, the ground gripping force of the retractable rod is greatly enhanced by the vacuum sucker arranged at the bottom of the retractable rod, the retractable rod is firmly fixed on the ground, the front cloth cover is hidden in the fifth zipper of the lower cloth cover, the rear cloth cover is hidden in the fourth zipper of the lower cloth cover, the upper cloth cover and the lower cloth cover are folded towards the direction of a net, the first emitter is started by the first key on the tennis racket, after the controller at the lower layer of the cylinder receives the signal emitted by the first emitter, drive the driving gear motion through controlling step motor, and through driving gear and driven gear intermeshing, thereby it is rotary motion to drive the screw rod, and then drive the separate layer of screw rod top, thereby the play angle of control tennis, start the second transmitter through the second button on the tennis racket, the receiver that is located the drum upper strata receives the signal back of second transmitter transmission, through control spring upward movement, the tennis that will be located the spring top pops out, be convenient for continuously train, the efficiency of training has been guaranteed, and the accessible is located the LED score display screen contrast match score of net below, make anytime and anywhere can match and become the possibility.

After the training, take out the telescopic link and shrink, unzip open fourth zip fastener and the fifth zip fastener on the cloth lid down, will hide back cloth lid in the cloth lid down through the fourth zip fastener and take out, back cloth lid is connected with last cloth lid through first zip fastener, will hide the preceding cloth lid in the cloth lid down through the fifth zip fastener and take out, preceding cloth lid is connected with last cloth lid through the second zip fastener, forms the schoolbag shape to put into the shrink inslot with the shrink pole after contracting, the schoolbag after the fifty percent discount has played the effect of fixed stay.

The present invention is not intended to be limited to the particular embodiments shown above, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a multi-functional portable tennis rack, its characterized in that, include with tennis racket, the net that tennis racket frame matches and set up the drum in the net left and right sides, tennis racket inside is provided with first transmitter and second transmitter, the department of clapping of tennis racket is provided with first button and second button, first button is connected with first transmitter, the second button is connected with the second transmitter, two-layer about the drum is inside to divide into through the division board, the drum upper strata is provided with spring, receiver and tennis, spring and receiver are fixed in the division board top, the spring is connected with the receiver, several tennis is placed to the spring top, the drum lower floor is provided with screw rod, driving gear, driven gear, step motor and controller, the one end of screw rod is fixed under the division board, the other end of screw rod with be provided with driven gear, driven gear meshes with the driving gear, the driving gear is connected with step motor, step motor is connected with the controller, the drum outside is provided with fixed bag, install the net pole that is used for supporting the tennis net in the fixed bag detachably, the middle top is provided with the cloth lid, the lower side is provided with the cloth lid and the second cloth lid is provided with the score display screen inside the table; fixed bag outside is provided with the third zip fastener, and the diameter of fixed bag is the same with shrink pole diameter, it is provided with the braces that is used for connecting cloth lid down to go up cloth lid below, the braces is provided with the shrink groove that is used for placing the shrink pole with the junction of last cloth lid and cloth lid down, cloth lid is double-deck cavity form down, the inside back cloth lid that is used for wrapping up between cloth lid and the cloth lid down that is provided with of zip fastener to and be used for connecting the preceding cloth lid of the net left and right sides drum after the parcel shrink, the back cloth lid outside is provided with the fourth zip fastener, the preceding cloth lid outside is provided with the fifth zip fastener, works as when the tennis rack is folding, the back cloth lid is connected with last cloth lid through first zip fastener, preceding cloth lid is connected with last cloth lid through the second zip fastener.

2. The multifunctional portable tennis net rack according to claim 1, wherein the bottom of the retractable rod is provided with a vacuum chuck.

3. The multifunctional portable tennis net rack according to claim 1, wherein the LED scoring display screen is a zigbee wireless module.

4. The multifunctional portable tennis net rack according to claim 2, wherein the number of the vacuum cups is 3.