CN215461884U

CN215461884U - Throwing training device

Info

Publication number: CN215461884U
Application number: CN202122346862.8U
Authority: CN
Inventors: 赵文姜
Original assignee: Beijing Sport University
Current assignee: Beijing Sport University
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-01-11
Anticipated expiration: 2031-09-27

Abstract

The utility model discloses a throwing training device, which comprises a slide rail, a slide block, a ball body and an elastic rope, wherein the slide rail is transversely arranged, the sliding block is arranged on the sliding rail in a sliding way, the ball body is arranged below the sliding rail, the ball body is connected with the slide block, the two ends of the slide rail are respectively provided with a first hanging part, the slide block is provided with a second hanging part, one end of the elastic rope is detachably connected with the second hanging part, the other end of the elastic rope is detachably connected with any one of the first hanging parts, so that a trainer can throw the ball body to enable the ball body to slide along the length direction of the slide rail, and can simulate the loaded throwing or the load-reducing throwing when the elastic rope is connected with the first hanging part and the second hanging part, in addition, the training place can be flexibly arranged, and two ends of the sliding rail can be arranged between two adjacent buildings or can be supported by two supporting columns.

Description

Throwing training device

Technical Field

The utility model belongs to the field of training equipment, and particularly relates to a throwing training device.

Background

When using the sport equipment with throwing action such as shot or javelin to train, the sportsman usually only carries out the training of simple throwing technical action at present, but the throwing equipment can not be out of hand when carrying out the technical training, such simulation training for a long time or result in the loss of the throwing technology of the sportsman and the feeling of muscle strength when throwing, (the whole body muscle is coordinated and is forced to be thrown in combination with the explosive type force of the throwing arm, but because of not having such auxiliary equipment, only simple simulation training, the sportsman does not need to accumulate the building momentum of the whole body muscle of the technical simulation training, and simultaneously, the sportsman also needs to overcome the strong kinetic energy generated by the sportsman and the equipment, thereby avoiding the equipment from flying out, and causing incorrect action mode to the sportsman due to the long-term development).

SUMMERY OF THE UTILITY MODEL

In order to solve the above-described problems, an object of the present invention is to provide a training device for a projectile, which has a simple structure and can train a projectile motion easily.

In order to achieve the purpose, the technical scheme of the utility model is as follows: the utility model provides a throw trainer, includes slide rail, slider, spheroid and elasticity rope, the slide rail transversely sets up, slider slidable mounting is in on the slide rail, the spheroid sets up the below of slide rail, just the spheroid with the slider is connected, the both ends of slide rail all are equipped with first portion of linking up, be equipped with second portion of linking up on the slider, the one end of elasticity rope with second portion of linking up can be dismantled and connect, the other end and the arbitrary one of elasticity rope first portion of linking up can be dismantled and connect.

The beneficial effects of the above technical scheme are that: therefore, a trainer can throw the ball to enable the ball to slide along the length direction of the slide rail, and when the elastic rope is connected with the first hanging part and the second hanging part, the load throwing (the elastic rope is connected with the first hanging part of the throwing end) or the load-reducing throwing (the elastic rope is connected with the first hanging part at the other end) can be simulated.

In the technical scheme, the upper end of the sliding block is also convexly provided with an installation column, the installation column can be sleeved with an annular balancing weight, the end part of the upper end of the installation column is detachably provided with a limiting part, and the limiting part is used for limiting the upward movement of the balancing weight.

The beneficial effects of the above technical scheme are that: so can be nimble set up the balancing weight on the slider and come indirect increase spheroidal weight to can increase the degree of difficulty and the intensity of training.

In the technical scheme, the mounting column is a cylinder with an external thread at the upper end, the limiting part is a nut matched with the external thread at the upper end of the mounting column, and the nut is installed at the upper end of the mounting column in a threaded manner.

The beneficial effects of the above technical scheme are that: the structure is simple, and the limiting is convenient.

In the above technical scheme, the limiting member is a butterfly nut.

The beneficial effects of the above technical scheme are that: the structure is simple, and the disassembly and the assembly are convenient.

In the technical scheme, the first hanging part is a hanging ring, the second hanging part is a strip-shaped plate, one end of the second hanging part is provided with a sleeve hole which penetrates through and is matched with the mounting column, the mounting column penetrates through the sleeve hole to limit the second hanging part on the sliding block, the other end of the second hanging part is provided with a penetrating connecting hole, and the connecting hole is used for tying the elastic rope.

The beneficial effects of the above technical scheme are that: thus facilitating the tying of the elastic rope.

In the technical scheme, the slide rail comprises two slide bars and two connecting plates, the two slide bars are parallel to each other and are distributed between the two connecting plates at intervals, the end parts of the two slide bars are fixedly connected with the connecting plates at the same end respectively, the two connecting plates are used for being installed on a carrier, the slide block is connected with the two slide bars in a sliding mode, and the two first hanging parts are arranged on one sides, close to the connecting plates, of the two connecting plates respectively.

The beneficial effects of the above technical scheme are that: so make the slider stability on the slide rail better, be convenient for simultaneously the slide rail is connected with the carrier.

In the technical scheme, the upper end of the sliding block is concavely provided with two through grooves at intervals, the two grooves correspond to the two sliding strips one by one, the two sliding strips respectively extend into the grooves, and grooved wheels in rolling contact with the corresponding sliding strips are respectively installed at the notch of each groove so as to connect the sliding block on the two sliding strips in a hanging manner.

The beneficial effects of the above technical scheme are that: this reduces the frictional resistance of the slider on the slide.

In the technical scheme, a plurality of grooved wheels are arranged at the notch of each groove at intervals along the length direction of the groove.

The beneficial effects of the above technical scheme are that: therefore, the stability of the sliding block on the sliding rail can be further improved.

Drawings

FIG. 1 is a schematic view of a projectile throwing training apparatus according to an embodiment of the present invention;

FIG. 2 is a diagram of a counterweight and a mounting post in accordance with an embodiment of the present invention;

FIG. 3 is a view of the second hanging portion and the mounting post in accordance with an embodiment of the present invention;

FIG. 4 is a drawing of the slider and slider assembly of the present invention;

FIG. 5 is a view of the engagement of the slider with the sheave in an embodiment of the present invention;

FIG. 6 is a drawing of the combination of a slider, a slider and a connecting plate in an embodiment of the present invention.

In the figure: the sliding type elevator comprises a sliding rail 1, a first hanging part 11, a sliding strip 12, a connecting plate 13, a sliding block 2, a second hanging part 21, a trepan 211, a connecting hole 212, a mounting column 22, a limiting part 221, a groove 23, a grooved wheel 24, a sphere 3, an elastic rope 4 and a counterweight 5.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

As shown in fig. 1-3, this embodiment provides a training device for throwing, which includes a slide rail 1, a slide block 2, a ball 3 and an elastic cord 4, wherein the slide rail 1 is transversely disposed, the slide block 2 is slidably mounted on the slide rail 1, the ball 3 is disposed below the slide rail 1, the ball 3 is connected to the slide block 2, first hanging portions 11 are disposed at two ends of the slide rail 1, a second hanging portion 21 is disposed on the slide block 2, one end of the elastic cord 4 is detachably connected to the second hanging portion 21, the other end of the elastic cord 4 is detachably connected to any one of the first hanging portions 11, so that a trainee can throw the ball to slide along the length direction of the slide rail, and when the elastic cord is connected to the first hanging portion and the second hanging portion, a throw with a load can be simulated (the elastic cord is connected to the first hanging portion of the throw end, wherein the throwing end is the one end that the sportsman stood) or the relief load is thrown (the stretch cord is connected with the first hookup portion of the other end), its training place can set up in a flexible way in addition, can install the both ends of slide rail in the corner department of indoor training field or both ends set up the supporting leg can. Wherein the diameter and weight of the ball body can be equivalent to that of a shot.

In the above technical scheme, the upper end of the slider 2 is further convexly provided with the mounting column 22, the mounting column 22 can be sleeved with the annular balancing weight 5, the upper end of the mounting column 22 is detachably provided with the limiting part 221, the limiting part 221 is used for limiting the balancing weight 5 to move upwards, so that the balancing weight can be flexibly arranged on the slider to indirectly increase the weight of the ball, and the training difficulty can be increased.

In the above technical scheme, the mounting post 22 is a cylinder with an external thread at the upper end, the limiting part 221 is a nut matched with the external thread at the upper end of the mounting post 22, the nut is installed in the upper end of the mounting post 22 through threads, and the mounting post is simple in structure and convenient to limit.

In the above technical solution, the limiting member 221 is a butterfly nut, which has a simple structure and is easy to assemble and disassemble.

In the above technical scheme, the first hanging part 11 is a hanging ring, the second hanging part 21 is a strip-shaped plate, one end of the second hanging part 21 is provided with a sleeve hole 211 which penetrates through and is matched with the mounting column 22, the mounting column penetrates through the sleeve hole 211 so as to limit the second hanging part 21 on the sliding block 2, the other end of the second hanging part 21 is provided with a connecting hole 212 which penetrates through, and the connecting hole 212 is used for tying the elastic rope 4, so that the elastic rope can be tied conveniently.

When the second hanging part and the counterweight block 5 are sleeved on the mounting column, a connecting hole on the second hanging part needs to protrude out of the edge of the counterweight block, and the second hanging part can rotate relative to the mounting column.

As shown in fig. 6, in the above technical solution, the slide rail 1 includes two slide bars 12 and two connecting plates 13, two slide bars 12 are parallel to each other and are distributed between two connecting plates 13 at intervals, end portions of the two slide bars 12 are respectively connected and fixed with the connecting plate 13 at the same end, the two connecting plates 13 are used for being installed on a carrier, the slider 2 is connected with the two slide bars 12 in a sliding manner, and the two first hanging portions 11 are respectively disposed at one side of the two connecting plates 13 close to each other, so that stability of the slider on the slide rail is better, and connection of the slide rail and the carrier (a wall or a supporting leg) is facilitated. The slide rail and the slide rail are installed in an inclined mode, namely the horizontal heights of the two ends of the slide rail are not consistent, preferably, the vertical inclined angle of the slide rail is 5-10 degrees, and therefore the slide rail can slide back slowly along with the slide block after the ball is thrown.

As shown in fig. 4, in the above technical solution, two through grooves 23 are concavely provided at an interval at the upper end of the slider 2, the two grooves 23 correspond to the two sliding bars 12 one by one, the two sliding bars 12 extend into the grooves 23 respectively, and a groove 24 in rolling contact with the corresponding sliding bar 12 is installed at a notch of each groove 23 respectively, so as to hang the slider 2 on the two sliding bars 12, thereby reducing the friction resistance of the slider on the sliding bars.

As shown in fig. 5, in the above technical solution, a plurality of grooved wheels 24 are installed at the notch of each groove 23 at intervals along the length direction thereof, so as to further improve the stability of the slider on the slide rail.

The throwing training device can also be applied to warm up athletes before racing.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a throw trainer, its characterized in that includes slide rail (1), slider (2), spheroid (3) and elasticity rope (4), slide rail (1) transversely sets up, slider (2) slidable mounting be in on slide rail (1), spheroid (3) set up the below of slide rail (1), just spheroid (3) with slider (2) are connected, the both ends of slide rail (1) all are equipped with first hitching part (11), be equipped with second hitching part (21) on slider (2), the one end of elasticity rope (4) with second hitching part (21) can be dismantled and be connected, the other end and the arbitrary one of elasticity rope (4) first hitching part (11) can be dismantled and be connected.

2. The throwing training device according to claim 1, wherein an installation column (22) is further protruded from the upper end of the sliding block (2), an annular weight block (5) can be sleeved on the installation column (22), a limiting member (221) is detachably installed at the upper end of the installation column (22), and the limiting member (221) is used for limiting the weight block (5) to move upwards.

3. The training toss apparatus according to claim 2, characterized in that said mounting post (22) is a cylinder provided with an external thread at the upper end thereof, and said stop member (221) is a nut cooperating with the external thread at the upper end of said mounting post (22), said nut being threadedly mounted at the upper end of said mounting post (22).

4. A throwing training apparatus according to claim 3, wherein said stop (221) is a wing nut.

5. The throwing training device according to claim 2, wherein the first hanging part (11) is a hanging ring, the second hanging part (21) is a strip-shaped plate, one end of the second hanging part (21) is provided with a sleeve hole (211) which penetrates through and is matched with the mounting column (22), the mounting column penetrates through the sleeve hole (211) to limit the second hanging part (21) on the sliding block (2), the other end of the second hanging part (21) is provided with a penetrating connecting hole (212), and the connecting hole (212) is used for tying the elastic rope (4).

6. A throwing training device according to any one of claims 1 to 5, wherein said sliding rail (1) comprises two sliding bars (12) and two connecting plates (13), said two sliding bars (12) are parallel to each other and are spaced apart from each other between said two connecting plates (13), the ends of said two sliding bars (12) are respectively connected and fixed with said connecting plate (13) at the same end, said two connecting plates (13) are used for being mounted on a carrier, said sliding block (2) is slidably connected with said two sliding bars (12), and said two first hanging parts (11) are respectively arranged at the side where said two connecting plates (13) are close to each other.

7. The throwing training device according to claim 6, wherein the upper end of the sliding block (2) is provided with two through grooves (23) at intervals in a concave manner, the two grooves (23) correspond to the two sliding strips (12) in a one-to-one manner, the two sliding strips (12) respectively extend into the grooves (23), and grooved wheels (24) in rolling contact with the corresponding sliding strips (12) are respectively installed at the notches of the grooves (23) so as to hang the sliding block (2) on the two sliding strips (12).

8. A projectile throwing training device as claimed in claim 7 wherein a plurality of said grooved wheels (24) are mounted at spaced intervals along the length of each said groove (23) at the mouth thereof.