CN113797510A

CN113797510A - A scram jump throw trainer for basketball teaching

Info

Publication number: CN113797510A
Application number: CN202111198774.6A
Authority: CN
Inventors: 马得平; 龙燕; 张君孝
Original assignee: Chongqing Institute Of Urban Science And Technology
Current assignee: Chongqing Institute Of Urban Science And Technology
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2021-12-17
Anticipated expiration: 2041-10-14
Also published as: CN113797510B

Abstract

The invention discloses an emergency stop and jump throw training device for basketball teaching, which structurally comprises a base, a telescopic rod, a backboard and a movable device, wherein when the emergency stop and jump throw training device is used, a shell is fixedly connected with the base, a coach demonstrates on a pedal, a sensor in the pedal can light a red light after the sensor is subjected to the pressure from emergency stop of the coach to jump throw during the demonstration, the emergency stop and jump throw training device can be effectively used as an emergency stop and jump throw area of a student, the coach can directly guide a player to perform emergency stop and jump throw, the student can step on the pedal during the emergency stop and jump throw training, the pressure is transmitted to an auxiliary buffer piece or a cushioning component by the pedal, the pedal force transmitted downwards by the pedal is subjected to energy absorption and pressure relief treatment through the auxiliary buffer piece or the cushioning component, the stress on the foot of the student can be effectively reduced, and the foot of the student is protected.

Description

A scram jump throw trainer for basketball teaching

Technical Field

The invention relates to the technical field of basketball teaching, in particular to an emergency stop and jump shooting training device for basketball teaching.

Background

The sudden stop and jump shooting is a basic skill of basketball players, the requirement is to shoot a basketball at the moment of getting rid of a defender, the skill comprises three important aspects, namely the time of sudden stop; secondly, the time from sudden stop to jump throw is shortened; thirdly, the success rate of shooting is that under the general condition, the sudden stop and the jump throw are roughly divided into the sudden stop and the jump throw of holding the ball and the sudden stop and the jump throw of dribbling the ball, and when the training of the sudden stop and the jump throw is carried out, the places needing improvement are as follows:

when carrying out scram jump throw training, generally adopt coach to demonstrate in person, the sportsman imitates and accomplish the teaching, because the training of emulation is comparatively mechanical, the student can't master scram jump throw fast in short time, needs coach to demonstrate many times and imitate for the student, and the beginner just begins to train the scram in-process, because the strength of foot is relatively weak, is injured easily and sprains the foot after can bearing great stress.

Disclosure of Invention

Aiming at the defects in the prior art, the invention is realized by the following technical scheme: the emergency stop and jump shooting training device for basketball teaching structurally comprises a base, a telescopic rod, a backboard and a movable device, wherein the base is fixedly connected with the movable device, the telescopic rod which is connected with the base in an inserting mode is arranged in the middle of the base, and one end, far away from the base, of the telescopic rod is tightly sleeved with the backboard.

As a further optimization of the invention, the movable device comprises two limiting buffer pieces, a rolling wheel, a movable groove, an auxiliary buffer piece, a shell, pedals, a movable cavity, three buffering components and sensors, wherein the two limiting buffer pieces are symmetrically arranged at two sides of the movable groove, the movable groove is fixed at the bottom end of the inner part of the movable groove, the rolling wheel is arranged at the middle position of the movable groove, wires on the rolling wheel are respectively connected to the two limiting buffer pieces, the buffering component is arranged at the middle position of the movable groove, one end of the buffering component far away from the movable groove is connected with the pedals, the pedals are provided with three blocks, the three pedals are arranged on the shell in parallel, the two sensors are arranged inside the pedals on the movable cavity, one sensor is arranged inside the pedals on two sides of the movable cavity, the movable cavity is arranged at the middle position of the shell, and the auxiliary buffer pieces are arranged at two sides outside the movable cavity, the shell is fixedly connected with the base.

As the invention content is further optimized, the limiting buffer part comprises a fixed block, a connecting rod, a sliding block, a limiting sliding groove and a spring, wherein the fixed block is embedded and fixed at the side edge of the movable groove, one side of the fixed block, which is far away from the movable groove, is fixedly connected with the spring, the other end of the spring is connected with the sliding block, the upper end of one side, which faces the spring, of the sliding block is connected with the connecting rod, the sliding block is connected with the limiting sliding groove in a sliding manner, the limiting sliding groove is embedded on the movable groove, and the sliding block is connected with a lead on the winding wheel.

As a further optimization of the invention, the cushioning component comprises a mounting seat, two telescopic sleeves, an elastic part, supporting steel plates, a stretching and contracting part, joints and butt pieces, wherein the middle position of the top of the mounting seat is provided with the two supporting steel plates which are inserted on the mounting seat in a symmetrical structure, the side wall of one end of each supporting steel plate far away from the mounting seat is connected with the butt piece, the other end of the butt piece is connected with the top end of the telescopic sleeve, the two telescopic sleeves are symmetrically distributed on the two sides of the mounting seat, the bottom of one end of each telescopic sleeve facing the butt piece is contacted with the bottom of the outer wall of the corresponding supporting steel plate, the joints are arranged on the middle positions of the inner walls of the two supporting steel plates, the elastic part is arranged in each joint, one end of each joint far away from the supporting steel plates is matched and connected with the stretching and contracting part, the bottom of the mounting seat is vertically embedded and fixed on the middle position of the top of the movable groove, the top of the supporting steel plate is connected with the bottom of the pedal.

The invention further optimizes the content, the opening and closing traction piece comprises a supporting and pressing air cushion, opening and closing arms, a positioning seat, an elastic rod and a connecting pull piece, wherein the elastic rod connected with the supporting and pressing air cushion is arranged at both ends of the supporting and pressing air cushion, both sides of the supporting and pressing air cushion, which are far away from the elastic rod, are connected to the middle bent arc position of the opening and closing arms, the two opening and closing arms are movably clamped with the positioning seat, the connecting pull piece is connected between the side edge of the bottom of the positioning seat and the side edge of the opening and closing arm, and the bottom of the positioning seat is connected with a joint in a matching manner.

As the content of the invention is further optimized, the auxiliary buffer piece comprises two connecting shafts, elastic balls, elastic arc plates, limiting pieces, pulling strips and auxiliary supporting arms, the two connecting shafts are connected with the two elastic arc plates, the elastic balls and the pulling strips are arranged in the two elastic arc plates, the pulling strips are connected with two ends of each elastic ball, the elastic balls and the pulling strips are connected to form a bent arc, the limiting pieces are arranged between the two elastic arc plates, two ends of each limiting piece are connected to the two connecting shafts respectively, the auxiliary supporting arms are arranged on two sides of the outer wall of each elastic arc plate, and the elastic arc plates are arranged outside the movable cavity.

As the further optimization of the invention, the limiting piece comprises an opening-closing joint, an elastic pulling piece, an air bag and an extension plate, wherein a plurality of extension plates are arranged, the extension plates are connected in a sleeved mode to form a straight line, the two ends of each extension plate are connected with the opening-closing joint, the two sides of each opening-closing joint are connected with the elastic pulling piece, the air bag is arranged between the elastic pulling piece and the two opening-closing joints, the extension plate is arranged between the two elastic arc plates, and one side of the extension plate is connected to the connecting shaft.

As further optimization of the invention content, the two supporting steel plates are connected with the opening and closing traction piece and the joint to form an H-shaped structure.

As further optimization of the invention, two ends of the two elastic arc plates are buckled on the two connecting shafts and connected to form an oval structure.

Advantageous effects

The invention relates to an emergency stop and jump shooting training device for basketball teaching, which has the following beneficial effects:

1. according to the invention, the shell and the base are fixedly connected together through the shell, the pedal and the sensor, a coach can demonstrate on the pedal, the sensor in the pedal can light a red light after being pressed from sudden stop to jump throw of the coach during the demonstration of the coach, the sensor can be effectively used as a sudden stop and jump throw area of a student, the coach can directly guide a player to perform sudden stop and jump throw, the personal demonstration is not required all the time, and the working intensity of the coach is reduced.

2. According to the invention, through the telescopic overlapping sleeve, the elastic part, the supporting steel plates, the opening and closing traction part and the butt joint piece, a student can step on the pedal when carrying out sudden stop and jumping training, the pedal transmits pressure to the supporting steel plates, the two supporting steel plates can be bent downwards after being subjected to the stepping force, the butt joint piece can be driven by the pulling force of the supporting steel plates to downwards contract and overlap the telescopic overlapping sleeve, and the stepping force is subjected to energy absorption and pressure relief treatment through the mutual cooperation of the supporting steel plates and the telescopic overlapping sleeve, so that the stress on the foot of the student is effectively reduced.

3. According to the invention, through the connecting shaft, the elastic ball, the elastic arc plates, the limiting pieces and the pull strip, when a student steps on the pedals at two sides of the shell during training, the pedals can transmit force to the elastic arc plates, the two elastic arc plates can sink and stretch under the stress, the limiting pieces are matched with the connecting shaft to restrain the elastic arc plates, the elastic arc plates are prevented from being deformed due to overlarge stress, and the auxiliary supporting arms are used for assisting the elastic arc plates to support two sides of the pedals.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of an emergency stop and jump throw training device for basketball teaching according to the present invention;

fig. 2 is a schematic view of the internal structure of the mobile device of the present invention.

FIG. 3 is a cross-sectional view of a shock absorption assembly of the present invention.

Fig. 4 is an enlarged structural diagram of a in fig. 3.

FIG. 5 is a schematic view of the internal structure of the auxiliary buffering member of the present invention.

In the figure: a base-1, a telescopic rod-2, a backboard-3, a movable device-4, a limiting buffer-41, a winding wheel-42, a movable groove-43, an auxiliary buffer-44, a shell-45, a pedal-46, a movable cavity-47, a shock-absorbing component-48, a sensor-49, a fixed block-411, a connecting rod-412, a sliding block-413, a limiting sliding groove-414, a spring-415, a mounting seat-481, a telescopic sleeve-482, an elastic component-483, a supporting steel plate-484, a stretching and drawing component-485, a joint-486, a butt-joint sheet-487, a supporting and pressing air cushion-K1, a stretching and drawing arm-K2, a positioning seat-K3, an elastic rod-K4, a connecting sheet-K5, a connecting shaft-441, an elastic ball-442, a tension spring-K1, a tension spring-loaded, An elastic arc plate-443, a limiting piece-444, a brace-445, an auxiliary supporting arm-446, an opening and closing joint-L1, an elastic pulling piece-L2, an air bag-L3 and an extension plate-L4.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Example one

Referring to fig. 1, the present invention provides a technical solution: the emergency stop and jump shooting training device for basketball teaching structurally comprises a base 1, a telescopic rod 2, a backboard 3 and a movable device 4, wherein the base 1 is fixedly connected with the movable device 4, the telescopic rod 2 which is connected with the base 1 in an inserting mode is arranged in the middle of the base 1, and one end, far away from the base 1, of the telescopic rod 2 is tightly sleeved with the backboard 3.

Referring to fig. 2, the movable device 4 includes two limiting buffers 41, a winding wheel 42, a movable groove 43, an auxiliary buffer 44, a housing 45, a pedal 46, a movable cavity 47, a cushioning component 48, and a sensor 49, the two limiting buffers 41 are symmetrically installed at two sides of the movable groove 43, the movable groove 43 is fixed at the bottom end inside the movable cavity 47, the winding wheel 42 is installed at the middle position of the movable groove 43, the lead wires on the winding wheel 42 are respectively connected to the two limiting buffers 41, the cushioning component 48 is installed at the middle position of the movable groove 43, one end of the cushioning component 48 far away from the movable groove 43 is connected to the pedal 46, the pedal 46 has three blocks, the three pedals 46 are arranged in parallel on the housing 45, the two sensors 49 are installed inside the pedal 46 on the movable cavity 47, one sensor 49 is installed inside the pedal 46 at two sides of the movable cavity 47, the middle position of the shell 45 is provided with a movable cavity 47, the two sides of the outside of the movable cavity 47 are provided with auxiliary buffering pieces 44, and the shell 45 is fixedly connected with the base 1.

Referring to fig. 2, the limiting buffer 41 includes a fixed block 411, a connecting rod 412, a sliding block 413, a limiting sliding groove 414, and a spring 415, the fixed block 411 is embedded in the side of the movable groove 43, one side of the fixed block 411 away from the movable groove 43 is fixedly connected to the spring 415, the other end of the spring 415 is connected to the sliding block 413, the upper end of one side of the sliding block 413 facing the spring 415 is connected to the connecting rod 412, the sliding block 413 is slidably connected to the limiting sliding groove 414, the limiting sliding groove 414 is embedded in the movable groove 43, and the sliding block 413 is connected to a lead on the winding wheel 42.

The limiting sliding groove 414 is used for being matched with the sliding block 413, the connecting rod 412 can move downwards to push the sliding block 413 after being pressed by the pedal 46, the sliding block 413 can slide and adjust on the limiting sliding groove 414, the limiting sliding groove 414 has a limiting effect, the sliding position of the sliding block 413 can be effectively limited, and the pedal 46 can be quickly reset after being stressed.

Referring to fig. 3, the cushioning assembly 48 includes a mounting seat 481, a telescopic stack 482, an elastic member 483, support steel plates 484, a stretching and contracting member 485, a joint 486, and two butt-joint plates 487, two support steel plates 484 are mounted at a middle position of a top of the mounting seat 481, the two support steel plates 484 are inserted into the mounting seat 481 in a symmetrical structure, the butt-joint plate 487 is connected to a side wall of one end of the support steel plate 484 far away from the mounting seat 481, the other end of the butt-joint plate 487 is connected to a top end of the telescopic stack 482, the two telescopic stacks 482 are symmetrically distributed at two sides of the mounting seat 481, a bottom of one end of the telescopic stack 482, which faces the butt-joint plate 487, contacts with a bottom of an outer wall of the support steel plates 484, the joint 486 is mounted at a middle position of an inner wall of the two support steel plates 484, an elastic member 483 is disposed inside the joint 486, and one end of the joint 486, which is far away from the support steel plates, is engaged with the stretching and contracting member 485, the bottom of the mounting seat 481 is vertically embedded and fixed at the middle position of the top of the movable groove 43, and the top of the supporting steel plate 484 is connected with the bottom of the pedal 46.

Referring to fig. 3, two support steel plates 484 are connected to an opening and closing pulling member 485 and a connector 486 to form an H-shaped structure.

The telescopic nesting 482 is used for matching with the supporting steel plates 484, the two supporting steel plates 484 and the tensioning and closing pulling piece 485 are matched with each other to form an H shape, and the H shape can be bent downwards after being subjected to treading force, the docking tabs 487 drive the telescopic nesting 482 to contract downwards under the action of the supporting steel plates 484, the telescoping 482 and the treading force are matched with each other to absorb energy and relieve pressure, and stress on feet of students is effectively reduced.

Referring to fig. 4, the opening and closing pulling member 485 includes a pressure supporting air cushion K1, an opening and closing arm K2, a positioning seat K3, an elastic rod K4, and an engaging pulling piece K5, wherein two ends of the pressure supporting air cushion K1 are respectively provided with an elastic rod K4 connected thereto, two sides of the pressure supporting air cushion K1 far away from the elastic rod K4 are connected to a middle bent position of the opening and closing arm K2, two opening and closing arms K2 are provided, the two opening and closing arms K2 are movably engaged with the positioning seat K3, an engaging pulling piece K5 is connected between a side edge of the bottom of the positioning seat K3 and a side edge of the opening and closing arm K2, and the bottom of the positioning seat K3 is engaged with a joint 486.

The air supporting cushion K1 is used for matching the opening and closing arms K2, the two supporting steel plates 484 can be bent inwards under pressure, the two opening and closing arms K2 can be outwards opened and pressed together under the thrust of the supporting steel plates 484, the air supporting cushion K1 can be contracted and overlapped after being pressed between the two opening and closing arms K2, and the air supporting cushion K1 is effectively matched with the supporting steel plates 484 to absorb energy and relieve pressure of treading force.

Example two

Referring to fig. 5, the auxiliary buffer member 44 includes two connecting shafts 441, two elastic balls 442, two elastic arc plates 443, a limiting member 444, a brace 445 and an auxiliary supporting arm 446, the two connecting shafts 441 are connected to two elastic arc plates 443, the two elastic arc plates 443 are internally provided with a plurality of elastic balls 442 and a plurality of braces 445, two ends of the plurality of elastic balls 442 are connected to the braces 445, the plurality of elastic balls 442 and the plurality of braces 445 are connected to form a curved arc, the limiting member 444 is arranged between the two elastic arc plates 443, two ends of the limiting member 444 are respectively connected to the two connecting shafts 441, the auxiliary supporting arm 446 is arranged on two sides of an outer wall of each of the two elastic arc plates 443, and the elastic arc plates 443 are arranged outside the movable cavity 47.

Referring to fig. 5, two ends of the two elastic-arc plates 443 are fastened to the two connecting shafts 441 and connected to form an oval structure.

The above-mentioned brace 445 is used to cooperate with the elastic ball 442, and the brace 445 and the elastic ball 442 are mutually pulled together, so that the elastic ball 442 has a good cushioning effect and can buffer the treading force applied to the pedal 46.

Referring to fig. 5, the limiting member 444 includes an opening and closing joint L1, an elastic pulling member L2, an air bag L3, and an extension plate L4, wherein the extension plate L4 is provided with a plurality of extension plates L4 sleeved to form a straight line, both ends of the plurality of extension plates L4 are connected with the opening and closing joint L1, both sides of the opening and closing joint L1 are connected with the elastic pulling member L2, the air bag L3 is provided between the elastic pulling member L2 and the two opening and closing joints L1, the extension plate L4 is provided between the two elastic arc plates 443, and one side of the extension plate L4 is connected to the connecting shaft 441.

The elastic pulling piece L2 is used for being matched with the opening-closing joint L1, the opening-closing joint L1 and the extension plate L4 can be opened along with the downward pressing action of the elastic arc plate 443, and the elastic pulling piece L2 is connected between the two opening-closing joints L1, so that the extension plate L4 can be effectively restrained, and the extension plate L4 is prevented from being over-extended and being incapable of being reset.

The working principle of the above technical solution is explained as follows:

when the invention is used, the shell 45 and the base 1 are fixedly installed together, the backboard 3 is adjusted to the height suitable for trainees to train through the telescopic rod 2, a coach just begins to demonstrate one-time scram and jump on the pedal 46, the sensor 49 in the pedal 46 can sense the stepping pressure from scram to jump on the coach to light a red light, the coach controls the sensor 49 through the controller, the red light on the sensor 49 can keep the light state, the sensor can be effectively used as a scram and jump on area of the trainees, the trainees can clearly check the position from scram to jump on the coach, the coach can directly guide players to train the scram and jump on the pedal 46 according to the position of the red light lit by the sensor 49, the trainees can step on the pedal 46 during the scram and jump training, if the pedal 46 at the middle position of the shell 45 is used for training, the pedal 46 moves downwards under the pressure of sudden stop and jump of the student, the pedal 46 is conducted to the support steel plate 484 under the pressure of the sudden stop and jump of the student, the support steel plate 484 bends downwards after being pressed, the abutting sheets 487 pulls the telescopic sleeves 482 downwards under the action of the support steel plate 484, the telescopic sleeves 482 can be matched with the support steel plate 484 to disperse the pressure applied to the pedal 46, the two telescopic sleeves 482 can be overlapped together after being pressed, the bent arc positions of the two support steel plates 484 are pressed inwards, the two joints 486 push the positioning seats K3 inwards under the action of the two support steel plates 484, the opening and closing arms K2 clamped on the two positioning seats K3 are abutted together, so that the opening and closing arms K2 can be pressed inwards to contract and expand outwards after being pressed by the inward pushing force of the positioning seats K3, the pressing air cushion K1 between the two opening and closing arms K2 can contract inwards after being pressed by the opening and closing arms K2 on the two sides, the elastic rod K4 can move outwards under the action of the air supporting cushion K1 and the opening and closing arm K2, and the pressure on the pedal 46 is absorbed by the springs in the air supporting cushion K1 and the opening and closing arm K2, so that a student cannot bear large stress during training on the pedal 46;

the connecting rod 412 moves downwards along with the downward movement of the pedal 46, the sliding block 413 is in butt joint with the connecting rod 412, the sliding block 413 slides on the limiting sliding groove 414 under the pushing of the connecting rod 412, the winding wheel 42 can collect and release the conducting wire along with the movement of the sliding block 413, after the sliding block 413 slides to a certain position, the limiting sliding groove 414 can limit the position of the sliding block 413, the spring 415 can restrain the sliding block 413, so that the connecting rod 412 can be quickly reset under the action of the spring 415 and the limiting sliding groove 414, in the process of upward jumping, the spring 415 can generate resilience force to pull back the sliding block 413 inwards, so that the connecting rod 412 can push up the pedal 46 along with the outward movement of the sliding block 413, the supporting and pressing air cushion K1 is good after no pressure is applied, the air in the supporting and pressing air can be inwardly contracted to outwardly push out the two tensioning arms K2, the tensioning arms K2 are inwardly contracted to push out the joint 486 through the positioning seat K3, the elastic piece 483 in the joint 486 can generate resilience force to push the support steel plate 484 out, the support steel plate 484 can expand outwards under the action of thrust, the spring in the telescopic sleeve 482 can bounce upwards without the action of pressure to push the telescopic sleeve 482 upwards, the butt joint piece 487 can move upwards under the action of the telescopic sleeve 482 and the support steel plate 484 to push the pedal 46 upwards, so that an upward power can be provided for a student, and the bouncing height of the student in jumping is improved;

if the pedals 46 at the two sides of the casing 45 are trained, the pedals 46 move downwards under the pressure of sudden stop and jump of a student, the auxiliary support arms 446 support the two sides of the pedals 46, so that the two auxiliary support arms 446 and the elastic arc plate 443 can be matched with each other to stably support the pedals 46, after the middle position of the pedals 46 is stressed, the pressure is directly transmitted to the elastic arc plate 443, if the two sides of the pedals 46 are stressed, the pressure is transmitted to the elastic arc plate 443 in a transition manner through the auxiliary support arms 446, a plurality of elastic balls 442 and pull strips 445 are arranged in the elastic arc plate 443, the pressure applied to the elastic arc plate 443 can be dispersed by the mutual matching of the elastic balls 442 and the pull strips, the elastic arc plate 443 can contract downwards and expand towards the two sides after being stressed, a plurality of the extending plates L4 can drive the opening and closing joint L1 to extend outwards under the contraction action of the elastic arc plate 443, the elastic pulling piece L2 can be tied between the two opening and closing joints L1, and the elastic pulling piece L2 can bend downwards to squeeze the air bag L3, gasbag L3 cooperation bullet draws piece L2 to open and shut and connect L1 and carry out the tractive spacingly, effectively control the limit of the outside extension of extension board L4, prevent that extension board L4 from extending excessively and disjointing, mutually cooperate the pressure that receives with footboard 46 through playing arc plate 443 and bounce ball 442 and carry out the energy-absorbing processing, effectively reduce the stress that the student foot received, in the student jumps the in-process, play arc plate 443 and supplementary brace 446 can upwards bounce for an ascending helping hand of student, can effectively improve the efficiency that the student trained scram and jumped the throwing, and can protect beginner's step.

In conclusion, the novel sudden stop and jump throw training device for basketball teaching is formed by combining the base, the telescopic rod, the backboard and the movable device, the shell is fixedly connected with the base, a coach demonstrates on the pedal, in the demonstration, a sensor in the pedal can light a red light after being subjected to the pressure from sudden stop to jump throw of the coach, the training can be effectively used as a sudden stop and jump throw area of a student, the coach can directly guide a player to perform sudden stop and jump throw, the student can step on the pedal during sudden stop and jump throw training, the pressure is transmitted to the auxiliary buffer piece or the cushioning component by the pedal, the treading force transmitted downwards by the pedal is subjected to cushioning treatment by the auxiliary buffer piece or the cushioning component, the stress on the foot of the student can be effectively reduced, and the foot of the student is protected.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a scram jump-drop trainer for basketball teaching, its structure includes base (1), telescopic link (2), backboard (3), head (4), its characterized in that:

the base (1) is fixedly connected with the movable device (4), the telescopic rod (2) is inserted on the base (1), and the telescopic rod (2) is tightly sleeved with the backboard (3);

the movable device (4) comprises a limiting buffer (41), a winding wheel (42), a movable groove (43), an auxiliary buffer (44), a shell (45), a pedal (46), a movable cavity (47), a cushioning component (48) and a sensor (49), the limiting buffer piece (41) is arranged on the movable groove (43), the movable groove (43) is fixed on the movable cavity (47), a winding wheel (42) is arranged on the movable groove (43), a lead on the winding wheel (42) is connected to the limiting buffer (41), the movable groove (43) is provided with a shock absorption component (48), the shock absorption component (48) is connected with the pedal (46), the pedal (46) is provided with a sensor (49), the shell (45) is provided with a movable cavity (47), the movable cavity (47) is provided with an auxiliary buffer piece (44), and the shell (45) is fixedly connected with the base (1).

2. The sudden stop and jump throw training device for basketball teaching of claim 1, wherein: spacing buffer (41) including fixed block (411), connecting rod (412), slider (413), spacing spout (414), spring (415), fixed block (411) are embedded and are fixed in activity groove (43), spring (415) meet with fixed block (411), slider (413) are connected with connecting rod (412), slider (413) and spacing spout (414) sliding connection, spacing spout (414) gomphosis is on activity groove (43), slider (413) link to each other with the wire on wind-up wheel (42).

3. The sudden stop and jump throw training device for basketball teaching of claim 1, wherein: the bradyseism subassembly (48) is including mount pad (481), flexible pile cover (482), elastic component (483), supporting steel plate (484), stretch out and draw back (485), joint (486), butt joint piece (487), supporting steel plate (484) is installed to mount pad (481), supporting steel plate (484) is connected with butt joint piece (487), butt joint piece (487) meets with flexible pile cover (482), flexible pile cover (482) is established on mount pad (481), flexible pile cover (482) contacts with supporting steel plate (484), install joint (486) on supporting steel plate (484), be equipped with elastic component (483) on joint (486), joint (486 and stretch out and draw back (485) coincide to be connected, mount pad (481) are embedded and are fixed on activity groove (43), supporting steel plate (484) meet with footboard (46).

4. The sudden stop and jump throw training device for basketball teaching of claim 3, wherein: the opening and closing traction piece (485) comprises a supporting and pressing air cushion (K1), an opening and closing arm (K2), a positioning seat (K3), an elastic rod (K4) and a linking pulling piece (K5), wherein the supporting and pressing air cushion (K1) is provided with the elastic rod (K4), the supporting and pressing air cushion (K1) is connected to the middle bent arc position of the opening and closing arm (K2), the opening and closing arm (K2) is movably clamped with the positioning seat (K3), the linking pulling piece (K5) is connected between the positioning seat (K3) and the opening and closing arm (K2), and the positioning seat (K3) is connected with a joint (486) in a matching manner.

5. The sudden stop and jump throw training device for basketball teaching of claim 1, wherein: the auxiliary buffer piece (44) comprises a connecting shaft (441), an elastic ball (442), an elastic arc plate (443), a limiting piece (444), a brace (445) and an auxiliary supporting arm (446), the connecting shaft (441) is connected with the elastic arc plate (443), the elastic ball (442) and the brace (445) are arranged inside the elastic arc plate (443), the two ends of the elastic ball (442) are connected with the brace (445), the limiting piece (444) is connected to the connecting shaft (441), the auxiliary supporting arm (446) is installed on the elastic arc plate (443), and the elastic arc plate (443) is arranged on the movable cavity (47).

6. The sudden stop and jump throw training device for basketball teaching of claim 5, wherein: the limiting piece (444) comprises an opening-closing joint (L1), an elastic pulling piece (L2), an air bag (L3) and an extension plate (L4), the extension plate (L4) is connected with the opening-closing joint (L1), the opening-closing joint (L1) is connected with the elastic pulling piece (L2), the air bag (L3) is arranged between the elastic pulling piece (L2) and the opening-closing joint (L1), and the extension plate (L4) is connected to the connecting shaft (441).

7. The sudden stop and jump throw training device for basketball teaching of claim 3, wherein: the two supporting steel plates (484) are connected with the opening and closing traction piece (485) and the joint (486) to form an H-shaped structure.

8. The sudden stop and jump throw training device for basketball teaching of claim 5, wherein: two ends of the two elastic arc plates (443) are buckled on the two connecting shafts (441) and connected to form an oval structure.