CN214808204U

CN214808204U - Kickboxing training of fixed shank is with leg pressing device

Info

Publication number: CN214808204U
Application number: CN202120923463.0U
Authority: CN
Inventors: 许波
Original assignee: Haojing College of Shaanxi University of Science and Technology
Current assignee: Haojing College of Shaanxi University of Science and Technology
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-11-23
Anticipated expiration: 2031-04-30

Abstract

The utility model relates to the taekwondo training technical field, in particular to a leg pressing device for taekwondo training of fixed legs, which comprises a bottom shell with a downward opening, a rectangular plate is fixedly connected with the top edge of the bottom shell, two vertical pulling mechanisms are symmetrically arranged on one side of the rectangular plate, a supporting arc-shaped block is fixedly connected with one side of each vertical pulling mechanism, the vertical pulling mechanisms are used for pulling the supporting arc-shaped block to move up and down to adjust the height, the top of the supporting arc-shaped block is hinged with a snap ring, one side of the snap ring is provided with a knob, the snap ring is fixedly connected with one side of the supporting arc-shaped block through the knob, a bidirectional screw rod is rotatably connected between the inner walls of the bottom shell, a second gear is fixedly sleeved on the outer side of the middle part of the bidirectional screw rod, the device has reasonable design, the rotation of the bidirectional screw rod is realized through the second gear through a driving mechanism, the mounting block is driven to rotate, the bottom shell is jacked upwards, so that the lower part of the bottom shell is separated from the ground, then the pushing device can easily move the device by means of the rollers.

Description

Kickboxing training of fixed shank is with leg pressing device

Technical Field

The utility model relates to a taekwondo training field especially relates to a leg pressing device is used in taekwondo training of fixed shank.

Background

Taekwondo is one of formal game items of modern olympic games, and is a sport that uses hands and feet mainly for fighting or fighting, and the footwork accounts for 70%. Furthermore, the leg part needs to be frequently pressed and trained, and the training device is mainly used for setting up one leg of the athlete, so that only one leg of the athlete stands on the ground, and the ligament training can be carried out through the leg pressing action.

The prior art discloses a leg pressing support for taekwondo training, which is partly about the leg pressing device, and is a Chinese patent with application number 201920340929.7, and comprises a supporting tube, wherein a supporting bottom plate is arranged at the lower end of the supporting tube, the supporting tube is connected with the supporting bottom plate through a connecting rod, the upper end of the supporting tube is connected with a movable rod, the upper end of the movable rod extends into the supporting rod, the supporting rod is connected with the supporting rod through a connecting pipe, the upper end of the supporting rod is connected with the leg pressing rod, the outer sides of the connecting rod and the connecting pipe are connected with a first twist rod, the connecting rod and the first twist rod on the connecting pipe are respectively connected with the upper lower end of a first internal threaded pipe, and adjusting pipes are arranged on the connecting rod and the connecting pipe.

Present training device is the most direct place and supplies the user leg pressing to use on ground, this mode of placement is too big if the strength that is using the leg pressing, take the device of turning over very easily, increase danger coefficient, for better assurance training effect, prevent that training device from being taken the turnover by the user in training process, some device snap-fits on ground, but be unfavorable for the dismantlement in later stage to move, and the ground mounting hole that leaves after the dismantlement influences the pleasing to the eye in training place, for this, we have provided a leg pressing device for taekwondo training of fixed shank.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a leg pressing device for taekwondo training with fixed legs.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a leg pressing device for taekwondo training for fixing legs comprises a bottom shell with a downward opening, wherein a rectangular plate is fixedly connected to the edge of the top of the bottom shell, two vertical pulling mechanisms are symmetrically arranged on one side of the rectangular plate, a supporting arc-shaped block is fixedly connected to one side of each vertical pulling mechanism, the vertical pulling mechanisms are used for pulling the supporting arc-shaped blocks to move up and down to adjust the height, snap rings are hinged to the tops of the supporting arc-shaped blocks, a knob is arranged on one side of each snap ring, the snap rings are fixedly connected with one side of the supporting arc-shaped blocks through the knobs, a bidirectional screw rod is rotatably connected between the inner walls of the bottom shell, a second gear is fixedly sleeved on the outer side of the middle of the bidirectional screw rod, a driving mechanism for driving the second gear to rotate is arranged on the top of the bottom shell, a second sliding block is sleeved on the two sides of the second gear on the bidirectional screw rod in a threaded manner, and the top of the second sliding block is connected with the inner wall above the bottom shell in a sliding manner, the lower symmetry of two-way screw rod rotates between the drain pan inner wall and is connected with two pairs of installation pieces, the bottom fixed mounting of installation piece has the gyro wheel, and every is fixedly connected with connecting plate between the installation piece, one side of connecting plate rotates and is connected with the connecting rod, the one end of connecting rod rotates with the below of second slider and is connected.

Preferably, the vertical pulling mechanism comprises an elongated slot formed in one side of the rectangular plate facing the snap ring, a screw rod is connected in the elongated slot in a rotating mode, the upper end of the screw rod penetrates through the rectangular plate and extends to the outside of the rectangular plate to be fixedly connected with a hand wheel, a limiting mechanism is arranged between the hand wheel and the rectangular plate, a first sliding block is sleeved on the side face of the screw rod in the elongated slot in a threaded mode, and the supporting arc-shaped block is fixedly installed on one side of the first sliding block.

Preferably, stop gear includes that the equidistance is seted up at a plurality of round hole at hand wheel top and is seted up at the spacing hole of rectangular plate top hand wheel below, one of them the round hole interpolation is equipped with spacing post, the lower extreme of spacing post extends into spacing downthehole.

Preferably, the driving mechanism comprises a through opening formed in the top of the bottom shell and a motor fixedly installed on the top of the bottom shell, a first gear is fixedly installed at one end of an output shaft of the motor, and the edge of the first gear penetrates through the through opening to be meshed with a second gear.

Preferably, a protective shell with a downward opening is fixedly mounted above the top port of the bottom shell, and the first gear and the motor are both located below the protective shell.

Preferably, both sides of the top rectangular plate of the bottom shell are fixedly provided with placing shells, and balancing weights are placed in the placing shells.

Compared with the prior art, the utility model discloses following beneficial effect has: through the gravity of the balancing weight increase device who sets up, make it need not to supply the user to use on ground with the help of what the bolt alright is stable to place, reduce the harm to ground, realize the rotation to two-way screw rod with the help of the second gear through actuating mechanism, drive two second slider dorsad movements simultaneously, and under the drive of connecting rod, promote the connecting plate, thereby drive the installation piece and rotate, when the installation piece pivoted, the gyro wheel can slide with ground contact, jack-up drain pan makes the below and the ground of drain pan break away from simultaneously, when the installation piece rotates into vertically, close actuating mechanism, then thrust unit realizes moving the device with the help of the gyro wheel is light, make things convenient for people to use.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the motor and the first gear of the present invention;

fig. 3 is a schematic view of the local enlarged structure of the present invention.

In the figure: bottom shell 1, place shell 2, balancing weight 3, rectangular plate 4, elongated slot 5, screw rod 6, first slider 7, support arc piece 8, snap ring 9, hand wheel 10, round hole 11, spacing post 12, spacing hole 13, protecting crust 14, motor 15, first gear 16, opening 17, second gear 18, two-way screw rod 19, second slider 20, connecting rod 21, connecting plate 22, installation piece 23, gyro wheel 24, knob 25.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in figures 1-3, the leg pressing device for taekwondo training for fixing legs comprises a bottom shell 1 with a downward opening, a rectangular plate 4 is fixedly connected to the top edge of the bottom shell 1, two vertical pulling mechanisms are symmetrically arranged on one side of the rectangular plate 4, a supporting arc block 8 is fixedly connected to one side of each vertical pulling mechanism, the vertical pulling mechanisms are used for pulling the supporting arc blocks 8 to move up and down to adjust the height, a snap ring 9 is hinged to the top of each supporting arc block 8, a knob 25 is arranged on one side of each snap ring 9, the snap ring 9 is fixedly connected with one side of each supporting arc block 8 through the knob 25, a two-way screw 19 is rotatably connected between the inner walls of the bottom shell 1, a second gear 18 is fixedly sleeved on the outer side of the middle portion of the two-way screw 19, a driving mechanism for driving the second gear 18 to rotate is arranged on the top of the bottom shell 1, second sliders 20 are respectively sleeved on the two sides of the second gear 18 on the two-way screw 19 in a threaded manner, and the top of second slider 20 and the top inner wall sliding connection of drain pan 1, the below symmetry of two-way screw rod 19 rotates between the inner wall of drain pan 1 and is connected with two pairs of installation pieces 23, the bottom fixed mounting of installation piece 23 has gyro wheel 24, every is to fixedly connected with connecting plate 22 between the installation piece 23, one side of connecting plate 22 rotates and is connected with connecting rod 21, the one end of connecting rod 21 rotates with the below of second slider 20 and is connected, the equal fixed mounting in both sides of the top rectangular plate 4 of drain pan 1 has place shell 2, place and place balancing weight 3 in the shell 2.

The implementation mode is specifically as follows: when in use, the balancing weight 3 is placed in the placing shell 2, the gravity of the device is increased, the placing is more stable, the device is placed at a specified position, a user adjusts the height of the supporting arc-shaped block 8 through the vertical pulling mechanism according to the self condition, then the user puts one leg on the supporting arc-shaped block 8 with the adjusted height, the snap ring 9 is fixed on the side surface of the supporting arc-shaped block 8 by the knob 25 so as to fix the leg of the user, the square plate user carries out leg pressing movement, and the contact parts of the snap ring 9, the supporting arc-shaped block 8 and the leg are both provided with rubber pads, the flexibility of the contact surface is increased, two vertical pulling mechanisms are arranged, the leg pressing training use of two persons is convenient, the training cost is reduced, because the device is heavier and is not beneficial to changing the position of the device, when the device needs to be moved, realize the rotation to two-way screw rod 19 through actuating mechanism with the help of second gear 18, because two-way screw rod 19's last screw thread cover is equipped with second slider 20, therefore when two-way screw rod 19 rotates, drive two second slider 20 back to each other motion simultaneously, and under the drive of connecting rod 21, promote connecting plate 22, thereby drive installation piece 23 and rotate, when installation piece 23 pivoted, gyro wheel 24 can slide with ground contact, jack-up drain pan 1 makes the below of drain pan 1 break away from with ground simultaneously, when installation piece 23 rotates into vertically, close actuating mechanism, then, thrust unit removes the device with the help of gyro wheel 24, reuse actuating mechanism, conveniently drive installation piece 23 and reset, drain pan 1 and ground contact, the person of facilitating the use presses the leg to use.

The vertical pulling mechanism comprises an elongated slot 5 arranged on one side of a rectangular plate 4 facing a snap ring 9, a screw rod 6 is rotationally connected in the elongated slot 5, the upper end of the screw rod 6 penetrates through the rectangular plate 4 and extends to the outside of the rectangular plate 4 to be fixedly connected with a hand wheel 10, a limiting mechanism is arranged between the hand wheel 10 and the rectangular plate 4, a first sliding block 7 is sleeved on the side surface of the screw rod 6 in the elongated slot 5 in a threaded manner, a supporting arc-shaped block 8 is fixedly arranged on one side of the first sliding block 7, the limiting mechanism comprises a plurality of round holes 11 equidistantly arranged on the top of the hand wheel 10 and limiting holes 13 arranged below the hand wheel 10 on the top of the rectangular plate 4, a limiting column 12 is inserted into one round hole 11, the lower end of the limiting column 12 extends into the limiting hole 13, a driving mechanism comprises a through hole 17 arranged on the top of the bottom shell 1 and a motor 15 fixedly arranged on the top of the bottom shell 1, and a first gear 16 is fixedly arranged at one end of an output shaft of the motor 15, the edge of the first gear 16 passes through the through hole 17 to be meshed with the second gear 18, the protective shell 14 with a downward opening is fixedly installed above the through hole 17 at the top of the bottom shell 1, and the first gear 16 and the motor 15 are both positioned below the protective shell 14.

The implementation mode is specifically as follows: revolve and twist hand wheel 10, can drive screw rod 6 and rotate, because first slider 7 and screw rod 6 threaded connection, therefore when screw rod 6 rotates, can drive first slider 7 and move up, thereby realize supporting the regulation of arc piece 8 height, insert spacing post 12 from the round hole 11 that corresponds with spacing hole 13, and insert the lower extreme of spacing post 12 into spacing hole 13, thereby realize spacing to hand wheel 10, and then do benefit to the fixed spacing of supporting arc piece 8 height-adjusting, can pass through portable power source for motor 15 circular telegram, through starter motor 15, the output shaft of motor 15 can drive first gear 16 and rotate, first gear 16 synchronous drive two-way screw rod 19 drives simultaneously and rotates rather than engaged with second gear 18, the protecting crust 14 of setting, conveniently protect motor 15.

The utility model discloses the theory of operation:

according to the attached drawings 1-3 of the specification, in actual use, a balancing weight 3 is placed in a placing shell 2, the gravity of the device is increased, the placing is more stable, the device is placed at a specified position, a user adjusts the height of a supporting arc-shaped block 8 through a vertical pulling mechanism according to the condition of the user, then the user puts one leg on the supporting arc-shaped block 8 with the adjusted height, a clamping ring 9 is fixed on the side surface of the supporting arc-shaped block 8 through a knob 25 to fix the leg of the user, the user of a square plate performs leg pressing movement, the device is heavy and is not beneficial to moving the position of the device, when the device needs to be moved, power is supplied to electric elements in the device through an external power supply mechanism, the driving mechanism realizes the rotation of a bidirectional screw rod 19 through a second gear 18, and drives two second sliding blocks 20 to move back to back, and under the drive of connecting rod 21, promote connecting plate 22 to drive installation piece 23 and rotate, installation piece 23 pivoted in the time, gyro wheel 24 can slide with ground contact, simultaneously upwards jack-up drain pan 1, make the below of drain pan 1 break away from with ground, when installation piece 23 rotated into vertically, closed actuating mechanism, then thrust unit removed the device with the help of gyro wheel 24.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, but rather is described in the foregoing embodiments and the description with reference to the principles of the invention and that various changes and modifications may be made without departing from the spirit and scope of the invention, and it is intended that all such changes and modifications fall within the scope of the invention as claimed, which is defined by the claims appended hereto and their equivalents.

Claims

1. The leg pressing device for taekwondo training for fixing the legs comprises a bottom shell (1) with a downward opening, and is characterized in that a rectangular plate (4) is fixedly connected to the top edge of the bottom shell (1), two vertical pulling mechanisms are symmetrically arranged on one side of the rectangular plate (4), a supporting arc-shaped block (8) is fixedly connected to one side of each vertical pulling mechanism, each vertical pulling mechanism is used for pulling the corresponding supporting arc-shaped block (8) to move up and down to adjust the height, a clamping ring (9) is hinged to the top of the corresponding supporting arc-shaped block (8), a knob (25) is arranged on one side of the clamping ring (9), and the clamping ring (9) is fixedly connected with one side of the corresponding supporting arc-shaped block (8) through the knob (25);

a bidirectional screw rod (19) is rotatably connected between the inner walls of the bottom shell (1), a second gear (18) is fixedly sleeved on the outer side of the middle part of the bidirectional screw rod (19), the top of the bottom shell (1) is provided with a driving mechanism for driving the second gear (18) to rotate, a second sliding block (20) is respectively sleeved on both sides of a second gear (18) on the bidirectional screw rod (19) in a threaded manner, and the top of the second sliding block (20) is connected with the upper inner wall of the bottom shell (1) in a sliding way, two pairs of mounting blocks (23) are symmetrically and rotatably connected below the bidirectional screw (19) between the inner walls of the bottom shell (1), the bottom of the mounting blocks (23) is fixedly provided with a roller (24), a connecting plate (22) is fixedly connected between each pair of mounting blocks (23), one side of the connecting plate (22) is rotatably connected with a connecting rod (21), and one end of the connecting rod (21) is rotatably connected with the lower part of the second sliding block (20).

2. The leg pressing device for taekwondo training of fixed leg according to claim 1, wherein the vertical pulling mechanism includes an elongated slot (5) formed on one side of the rectangular plate (4) facing the snap ring (9), a screw rod (6) is rotatably connected in the elongated slot (5), an upper end of the screw rod (6) penetrates through the rectangular plate (4) and extends to an external fixedly connected hand wheel (10), a limiting mechanism is arranged between the hand wheel (10) and the rectangular plate (4), a first sliding block (7) is threaded on the side surface of the screw rod (6) in the elongated slot (5), and the supporting arc-shaped block (8) is fixedly installed on one side of the first sliding block (7).

3. The leg pressing device for taekwondo training of fixed leg according to claim 2, wherein the limit mechanism comprises a plurality of circular holes (11) equidistantly opened on the top of the hand wheel (10) and limit holes (13) opened under the hand wheel (10) on the top of the rectangular plate (4), one of the circular holes (11) is inserted with a limit post (12), and the lower end of the limit post (12) extends into the limit hole (13).

4. The leg pressing device for taekwondo training with fixed legs according to claim 1, wherein the driving mechanism includes a through hole (17) opened at a top of the bottom case (1) and a motor (15) fixedly installed at the top of the bottom case (1), one end of an output shaft of the motor (15) is fixedly installed with a first gear (16), and an edge of the first gear (16) passes through the through hole (17) to be engaged with a second gear (18).

5. The leg pressing device for taekwondo training with fixed leg according to claim 4, wherein a shell 14 having a downward opening is fixedly installed above the top through hole 17 of the bottom case 1, and the first gear 16 and the motor 15 are located below the shell 14.

6. The leg pressing device for taekwondo training of fixed leg according to claim 1, wherein a placement case (2) is fixedly installed at both sides of a top rectangular plate (4) of the bottom case (1), and a weight block (3) is placed in the placement case (2).