CN107376283A - A kind of tension force basketball shooting technical ability shaper - Google Patents
A kind of tension force basketball shooting technical ability shaper Download PDFInfo
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- CN107376283A CN107376283A CN201710769318.XA CN201710769318A CN107376283A CN 107376283 A CN107376283 A CN 107376283A CN 201710769318 A CN201710769318 A CN 201710769318A CN 107376283 A CN107376283 A CN 107376283A
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- torsion
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- controller
- tension force
- technical ability
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Classifications
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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
- A63B69/0071—Training appliances or apparatus for special sports for basketball
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
- A63B71/0619—Displays, user interfaces and indicating devices, specially adapted for sport equipment, e.g. display mounted on treadmills
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
- A63B71/0619—Displays, user interfaces and indicating devices, specially adapted for sport equipment, e.g. display mounted on treadmills
- A63B2071/0647—Visualisation of executed movements
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2220/00—Measuring of physical parameters relating to sporting activity
- A63B2220/50—Force related parameters
- A63B2220/51—Force
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2220/00—Measuring of physical parameters relating to sporting activity
- A63B2220/80—Special sensors, transducers or devices therefor
- A63B2220/805—Optical or opto-electronic sensors
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2220/00—Measuring of physical parameters relating to sporting activity
- A63B2220/80—Special sensors, transducers or devices therefor
- A63B2220/806—Video cameras
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2230/00—Measuring physiological parameters of the user
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a kind of tension force basketball shooting technical ability shaper, including base, controller and torsion seat, the base is disc, bottom is provided with castor, brake pedal is provided with the castor, is provided with above the base and automatically adjusts bar, the center for automatically adjusting bar and being arranged on the base, the bar side that automatically adjusts is provided with the controller, and the bar that automatically adjusts electrically connects with the controller;Swing span is installed, the swing span includes a vertical expansion link and is in 90 ° of transversal stretching bars arranged in a crossed manner at the top of the expansion link above the controller.Beneficial effect is:Basketry is positioned and apart from detection by laser positioning ranging probe;Height detection is carried out to trainer by the height detection probe, and act ball height of the pallet in shooting is controlled according to basketry position;The length of the lever arm is adjusted by the electric telescopic arm, so as to control the service dynamics of trainer at diverse location.
Description
Technical field
The present invention relates to basketball training field, and in particular to a kind of tension force basketball shooting technical ability shaper.
Background technology
Basketball movement is a sports events popularized very much, and basketball training can be horizontal and strong with the physical efficiency of General Promotion people
Kang Shuiping, judgement and albedo of the people under extraneous environmental stimulation are tempered, improve the sensitivity of vision, the sense of hearing and tactile etc.
Degree, increase lung capacity, strengthen myocardial contractive power and cardiac load ability.With scientific and technical continue to develop, in basketball training
Scientific and technological content increasingly increase, from the culture of teenager's competitive ability to the competitiveness of professional athlete keep, be impregnated with invariably
High-tech composition.Although basketball is easily got started, on arena, the performance of various technical ability is easily by a variety of internal and external factors
Influence, especially shoot, seeming simple action but needs, by exercise repeatedly, to be formed stable dynamic stereotype, fine
Muscle sensory perception and psychological quality really up to the mark etc., thus need to take a lot of time mostly for basket baller and fan from
The special shooting skill training of thing, various marksmanships could be only in this way used in play masterlyly, improve shooting
Hit rate.
Basketball technical ability is by repetition training or multi-ball drill, therefrom summing up experience mostly at present, and it is dynamic to correct mistake
Make, step up the proficiency of marksmanship action, not only pace of learning is slow, and efficiency is low, and in repetition training process, apart from basket
During basket position difference, the arm strength and height of shooting differ, and in repetition training, trainer is difficult to hold at diverse location
Arm strength of shooting and act ball height.Therefore need us to design a kind of tension force basketball shooting technical ability shaper, acted in marksmanship
Implement effectively control in training, promote the quick formation of dynamic stereotype.
The content of the invention
The purpose of the present invention is that to solve the above problems and provides a kind of tension force basketball shooting technical ability shaper, with
Solve in the prior art basketball training person can not according to itself position, required arm strength when adjusting shooting, shooting height with
And the technical problem such as timely guidance of act of shooting.Preferable technical scheme has in many technical schemes provided by the invention:
Can according to the height of trainer, lift ball position, pallet height described in adjust automatically, and basketry can be positioned and apart from inspection
Survey, the lever arm is elongated or shortened automatically to adjust the shooting dynamics of trainer at diverse location, while to trainer's
Act of shooting process carries out the technique effects such as complete monitoring, elaboration as detailed below.
To achieve the above object, the invention provides following technical scheme:
A kind of tension force basketball shooting technical ability shaper provided by the invention, including base, controller and torsion seat, the bottom
Seat is disc, and bottom is provided with castor, and brake pedal is provided with the castor, is provided with and automatically adjusts above the base
Bar, the center for automatically adjusting bar and being arranged on the base, the bar side that automatically adjusts are provided with the controller,
The bar that automatically adjusts electrically connects with the controller;
Swing span is installed, the swing span includes a vertical expansion link and installed in the expansion link above the controller
Top is in 90 ° of transversal stretching bars arranged in a crossed manner, and the head of the transversal stretching bar is provided with and is respectively provided with a camera, described
Camera is electrically connected with the controller, and the swing span side is provided with to be connected with the wireless signal of controller electrical connection
Device;
Described automatically adjust is provided with swivel head at the top of bar, the side of the swivel head is provided with height detection probe,
Laser positioning ranging probe, the height detection probe and laser positioning ranging probe are installed at the top of the swivel head
Electrically connected with the controller, the another side of the swivel head is provided with linking arm, the linking arm perpendicular to it is described from
Dynamic adjusting rod;
The head of the linking arm is provided with the torsion seat, and torsion spring, the torsion seat are provided with inside the torsion seat
Side be provided with swing arm, opposite side is provided with lever arm, and the swing arm and the lever arm are each perpendicular to the linking arm,
The head of the swing arm is provided with balancing weight;
The lever arm includes electric telescopic arm and Coupling Shaft, and the fixing end of the electric telescopic arm is provided with torsion sensing
Device, the torsion torque sensor and the electric telescopic arm electrically connect with the controller, the torsion torque sensor and the torsion
Power seat is connected, and with the swing arm on the same line, the movable end installation of the electric telescopic arm is for the electric telescopic arm
Coupling Shaft is stated, the Coupling Shaft is L-type, and the head of the Coupling Shaft is provided with pallet.
Using a kind of above-mentioned tension force basketball shooting technical ability shaper, according to training demand, technical ability shaper is moved to and treated
Position is trained, and steps on the brake pedal, the base fixation is adjusted the laser positioning ranging and is visited in this opening position
Head, it is positioned to basketry and apart from detection, and the basketry distance detected is sent to the controller, the control
Device controls the electric telescopic arm to stretch out or retract according to basketry position, realizes that the brachium of the lever arm at diverse location is adjusted
Section, so as to control dynamics when being shot at diverse location, required shooting arm strength will be sent to the torsion by the controller
Force snesor, shown by the display screen on the torsion torque sensor, before shooting, trainer stands and automatically adjusted described
Bar opposite side, it is described automatically adjust bar and move up and down the height detection probe is measured trainer's height, while institute
Position of the controller according to basketry is stated, the final protrusion height of bar is automatically adjusted described in regulation, adapts it to trainer in this position
The act ball height at place is put, so as to ensure shooting radian during shooting, also needs to adjust height and the position of the swing span before shooting,
The position of two cameras is located at the side and front of trainer, be easy to remember action of the trainer in pitching
Record, rotates the swivel head, the linking arm is popped one's head in perpendicular to the laser positioning ranging, i.e., described pallet is towards basketry side
To, so as to ensure the service direction of this opening position trainer, then basketball is put into the pallet, firmly by the pallet to
Above push away, when the arm strength of shooting overcomes the torsion of the torsion spring, basketball is pushed out, when arm strength is less than the aobvious of the torsion torque sensor
During indicating value, basketball will be unable to put into basketry, and arm strength during now trainer's pitching is also displayed on the aobvious of the torsion torque sensor
In display screen, trainer can adjust dynamics during shooting, while the video that the camera will be recorded according to shown difference
Information is sent to the mobile device of coach by the wireless signal connector, makes coach can be in time to the mistake of trainer
Action is corrected, and improves training effect.
Preferably, the base uses thickness to be process for 20-25mm stainless steel plate.
Preferably, the castor shares three, and one of them is universal caster wheel, the brake pedal be arranged on this ten thousand
To on castor.
Preferably, the wireless signal connector is WiFi connectors or bluetooth connector.
Preferably, the height detection probe is infrared probe.
Preferably, the bottom of the laser positioning ranging probe is provided with semicircular multi-directional ball, the laser positioning
Range finding probe is arranged on the swivel head by the multi-directional ball.
Preferably, the torsion spring is made of spring steel, and handled through oil hardening, the torsion spring is fixed on by rotating shaft
In the torsion seat, and the rotating shaft and the linking arm are on the same line, and the torsion spring shares two sections, and centre is U-shape structure
Connection, the U-shape structure are one of leg of the torsion spring, and stretch into the torsion torque sensor, are sensed with the torsion
Device is fixedly connected, and the torsion spring is provided at both ends with outwardly directed leg, and the leg is stretched into the swing arm, and with the pendulum
Arm is fixedly connected.
Preferably, it is provided with display screen above the torsion torque sensor.
Preferably, the pallet is the loop bracket that bottom is provided with the string bag, the inner surface of the bracket and the string bag is basket
/ 3rd of the cylindrical area of ball.
Beneficial effect is:1st, the present invention can by the laser positioning ranging pop one's head in basketry is positioned and away from
From detection;
2nd, height detection is carried out to trainer by the height detection probe, and the pallet is controlled according to basketry position
Act ball height in shooting;
3rd, the length of the lever arm is adjusted by the electric telescopic arm, so as to control the hair of trainer at diverse location
Ball dynamics;
4th, recorded by whole act of shooting of the camera to trainer, be easy to coach in time to trainer
Malfunction corrected, improve training effect.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the front view of the present invention;
Fig. 2 is the lever arm enlarged drawing of the present invention;
Fig. 3 is the torsion spring mounting structure enlarged drawing of the present invention.
Description of reference numerals is as follows:
1st, castor;2nd, base;3rd, controller;301st, wireless signal connector;4th, bar is automatically adjusted;5th, height detection is visited
Head;6th, laser positioning ranging is popped one's head in;7th, linking arm;8th, swing arm;9th, balancing weight;10th, torsion seat;101st, torsion spring;11st, lever arm;
1101st, torsion torque sensor;1102nd, electric telescopic arm;1103rd, Coupling Shaft;12nd, pallet;13rd, brake pedal;14th, swivel head;15、
Swing span;16th, camera.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical scheme will be carried out below
Detailed description.Obviously, described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are resulting on the premise of creative work is not made to be owned
Other embodiment, belong to the scope that the present invention is protected.
Referring to shown in Fig. 1-Fig. 3, the invention provides a kind of tension force basketball shooting technical ability shaper, including base 2, control
Device 3 and torsion seat 10, base 2 are disc, and bottom is provided with castor 1, and brake pedal 13, the top of base 2 are provided with castor 1
It is provided with and automatically adjusts bar 4, automatically adjust the center that bar 4 is arranged on base 2, automatically adjusts the side of bar 4 and be provided with control
Device 3, automatically adjust bar 4 and electrically connected with controller 3;
The top of controller 3 is provided with swing span 15, and swing span 15 includes a vertical expansion link and installed in the expansion link top
Portion is in 90 ° of transversal stretching bars arranged in a crossed manner, and the head of the transversal stretching bar is provided with and is respectively provided with a camera 16, shooting
First 16 electrically connect with controller 3, and the side of swing span 15 is provided with the wireless signal connector 301 electrically connected with controller 3;
The top for automatically adjusting bar 4 is provided with swivel head 14, and the side of swivel head 14 is provided with height detection probe 5, rotation
The top of rotary head 14 be provided with laser positioning ranging probe 6, height detection probe 5 and laser positioning ranging probe 6 with control
Device 3 electrically connects, and the another side of swivel head 14 is provided with linking arm 7, and linking arm 7 is perpendicular to automatically adjusting bar 4;
The head of linking arm 7 is provided with torsion seat 10, and torsion spring 101, the side of torsion seat 10 are provided with inside torsion seat 10
Swing arm 8 is provided with, opposite side is provided with lever arm 11, and swing arm 8 and lever arm 11 are each perpendicular to linking arm 7, the head of swing arm 8
Balancing weight 9 is installed;
Balanced, lever arm 11 when being easy to improve shooting is carried out to the stress of the side of lever arm 11 by balancing weight 9 and swing arm 8
The shooting inertia force of side, realizes the push to basketball;
Lever arm 11 includes electric telescopic arm 1102 and Coupling Shaft 1103, and the fixing end of electric telescopic arm 1102 is provided with torsion
Force snesor 1101, torsion torque sensor 1101 and electric telescopic arm 1102 electrically connect with controller 3, torsion torque sensor 1101 with
Torsion seat 10 is connected, and with swing arm 8 on the same line, the movable end of electric telescopic arm 1102 is provided with to be turned electric telescopic arm 1102
Spindle 1103, Coupling Shaft 1103 are L-type, and the head of Coupling Shaft 1103 is provided with pallet 12.
As optional embodiment, base 2 uses thickness to be process for 20-25mm stainless steel plate, is arranged such,
It is easy to improve the stability of shooting technical ability shaper.
Castor 1 shares three, and one of them is universal caster wheel, and brake pedal 13 is arranged on the universal caster wheel, so
Set, be easy to move technical ability shaper and direction is adjusted.
Wireless signal connector 301 is WiFi connectors or bluetooth connector, is arranged such, is easy to coach to pass through movement
Equipment connects controller 3, receives the content that camera 16 is recorded.
Height detection probe 5 is infrared probe.
The bottom of laser positioning ranging probe 6 is provided with semicircular multi-directional ball, laser positioning ranging probe 6 by this ten thousand
It is arranged on swivel head 14, is arranged such to ball, is easy to turn to laser positioning ranging probe 6, it is carried out basketry
Positioning.
Torsion spring 101 is made of spring steel, and is handled through oil hardening, and torsion spring 101 is fixed in torsion seat 10 by rotating shaft,
And the rotating shaft and linking arm 7 are on the same line, torsion spring 101 shares two sections, and centre connects for U-shape structure, and the U-shape structure is torsion
One of leg of spring 101, and stretch into torsion torque sensor 1101, it is fixedly connected with torsion torque sensor 1101,101 liang of torsion spring
End is provided with outwardly directed leg, and the leg is stretched into swing arm 8, and is fixedly connected with swing arm 8.
Torsion torque sensor 1101 is provided with display screen above, is arranged such, is easy to trainer to check throwing by the display screen
The arm strength sent when arm strength needed for basket and itself shooting, is easy to quickly adjust, improves training effectiveness.
Pallet 12 is that bottom is provided with the loop bracket of the string bag, and the inner surface of the bracket and the string bag is the cylindrical area of basketball
1/3rd, it is arranged such, is easy to basketball being placed in pallet 12 and is shot, while be easy to trainer's finger and basketball ball
Face is contacted, and finger dials ball dynamics when improving shooting.
Using said structure, according to training demand, technical ability shaper is moved to position to be trained, and step on brake pedal
13, base 2 is fixed in this opening position, regulation laser positioning ranging probe 6, it is positioned to basketry and apart from detection,
And the basketry distance detected is sent to controller 3, controller 3 according to basketry position control electric telescopic arm 1102 stretch out or
Retract, the brachium regulation of lever arm 11 at diverse location is realized, so as to control dynamics when being shot at diverse location, required throwing
Basket arm strength will be sent to torsion torque sensor 1101 by controller 3, be shown by the display screen on torsion torque sensor 1101,
Before shooting, trainer stands and is automatically adjusting the opposite side of bar 4, and automatically adjusting bar 4 and moving up and down makes height detection probe 5 to training
Person's height measures, while controller 3 automatically adjusts the final protrusion height of bar 4 according to the position of basketry, regulation, makes it suitable
Answer trainer this opening position act ball height, so as to ensure shooting when shooting radian, shooting before also need adjustment swing span 15
Height and position, the position of two cameras 16 is located at the side and front of trainer, be easy to trainer in pitching
Action recorded, rotate swivel head 14, making linking arm 7, i.e. pallet 12 is towards basketry perpendicular to laser positioning ranging probe 6
Direction, so as to ensure the service direction of this opening position trainer, then basketball is put into pallet 12, it is firmly that pallet 12 is upward
Push away, when the arm strength of shooting overcomes the torsion of torsion spring 101, basketball is pushed out, when arm strength is less than the display of torsion torque sensor 1101
During value, basketball will be unable to put into basketry, and arm strength during now trainer's pitching is also displayed on the display of torsion torque sensor 1101
On screen, trainer can adjust dynamics during shooting, while the video information that camera 16 will be recorded according to shown difference
The mobile device of coach is sent to by wireless signal connector 301, makes coach can be in time to the malfunction of trainer
Corrected, improve training effect.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (9)
- A kind of 1. tension force basketball shooting technical ability shaper, it is characterised in that:Including base (2), controller (3) and torsion seat (10), the base (2) is disc, and bottom is provided with castor (1), brake pedal (13), institute are provided with the castor (1) State to be provided with above base (2) and automatically adjust bar (4), the centre bit for automatically adjusting bar (4) and being arranged on the base (2) Put, described bar (4) side that automatically adjusts is provided with the controller (3), described to automatically adjust bar (4) and the controller (3) Electrical connection;Swing span (15) is installed, the swing span (15) includes a vertical expansion link and is arranged on above the controller (3) It is in 90 ° of transversal stretching bars arranged in a crossed manner at the top of the expansion link, the head of the transversal stretching bar, which is provided with, to be respectively provided with one and take the photograph As head (16), the camera (16) is electrically connected with the controller (3), and swing span (15) side is provided with and the control The wireless signal connector (301) of device (3) electrical connection processed;Described automatically adjust is provided with swivel head (14) at the top of bar (4), the side of the swivel head (14) is provided with height inspection Probing head (5), is provided with laser positioning ranging probe (6) at the top of the swivel head (14), the height detection probe (5) and The laser positioning ranging probe (6) is electrically connected with the controller (3), and the another side of the swivel head (14) is provided with Linking arm (7), the linking arm (7) automatically adjust bar (4) perpendicular to described;The head of the linking arm (7) is provided with the torsion seat (10), and torsion spring is provided with inside the torsion seat (10) (101), the side of the torsion seat (10) is provided with swing arm (8), and opposite side is provided with lever arm (11), and the swing arm (8) The linking arm (7) is each perpendicular to the lever arm (11), the head of the swing arm (8) is provided with balancing weight (9);The lever arm (11) includes electric telescopic arm (1102) and Coupling Shaft (1103), electric telescopic arm (1102) are consolidated Fixed end is provided with torsion torque sensor (1101), the torsion torque sensor (1101) and the electric telescopic arm (1102) with it is described Controller (3) electrically connects, and the torsion torque sensor (1101) is connected with the torsion seat (10), the electric telescopic arm (1102) With the swing arm (8) on the same line, the movable end of the electric telescopic arm (1102) is provided with the Coupling Shaft (1103), The Coupling Shaft (1103) is L-type, and the head of the Coupling Shaft (1103) is provided with pallet (12).
- A kind of 2. tension force basketball shooting technical ability shaper according to claim 1, it is characterised in that:The base uses thickness It is process for 20-25mm stainless steel plate.
- A kind of 3. tension force basketball shooting technical ability shaper according to claim 1, it is characterised in that:The castor (1) is shared Three, and one of them is universal caster wheel, the brake pedal (13) is arranged on the universal caster wheel.
- A kind of 4. tension force basketball shooting technical ability shaper according to claim 1, it is characterised in that:The wireless signal connection Device (301) is WiFi connectors or bluetooth connector.
- A kind of 5. tension force basketball shooting technical ability shaper according to claim 1, it is characterised in that:The height detection probe (5) it is infrared probe.
- A kind of 6. tension force basketball shooting technical ability shaper according to claim 1, it is characterised in that:The laser positioning ranging The bottom of probe (6) is provided with semicircular multi-directional ball, and the laser positioning ranging probe (6) is arranged on institute by the multi-directional ball State on swivel head (14).
- A kind of 7. tension force basketball shooting technical ability shaper according to claim 1, it is characterised in that:The torsion spring (101) is adopted It is made of spring steel, and is handled through oil hardening, the torsion spring (101) is fixed in the torsion seat (10) by rotating shaft, and should With the linking arm (7) on the same line, the torsion spring (101) shares two sections, and centre connects for U-shape structure, and this is U-shaped for rotating shaft Structure is one of leg of the torsion spring (101), and stretches into the torsion torque sensor (1101), is sensed with the torsion Device (1101) is fixedly connected, and the torsion spring (101) is provided at both ends with outwardly directed leg, and the leg stretches into the swing arm (8) in, and it is fixedly connected with the swing arm (8).
- A kind of 8. tension force basketball shooting technical ability shaper according to claim 1, it is characterised in that:The torsion torque sensor (1101) it is provided with display screen above.
- A kind of 9. tension force basketball shooting technical ability shaper according to claim 1, it is characterised in that:The pallet (12) is bottom Portion is provided with the loop bracket of the string bag, and the inner surface of the bracket and the string bag is 1/3rd of the cylindrical area of basketball.
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CN113069743A (en) * | 2021-04-07 | 2021-07-06 | 川北医学院 | Convenient basketball stands with adjustable sports teaching is with height |
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