CN113209586A

CN113209586A - Taekwondo trainer is used in sports teaching

Info

Publication number: CN113209586A
Application number: CN202110568694.9A
Authority: CN
Inventors: 邹循豪
Original assignee: Hunan First Normal University
Current assignee: Hunan First Normal University
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-08-06
Anticipated expiration: 2041-05-25
Also published as: CN113209586B

Abstract

The invention discloses a taekwondo training device for sports teaching, which belongs to the technical field of sports teaching, and is characterized in that after a trainer kicks a training foot kickplate, the kicked position of the training foot kickplate deforms, and different forces squeeze a first liquid storage bag, a second liquid storage bag and a third liquid storage bag respectively, wherein liquid finally flows to the surface of the training foot kickplate, so that the trainer can observe the specific position in the foot kicking in time, and further can observe the error between a drop point and a target point in the kicking visually; meanwhile, the trainer can know the kicking strength through the difference of the color development colors, so that the training can be adjusted in the subsequent training; after deformation resumes, the spring in the anti-return assembly can drive the blocking ball and resume initial position, and liquid is blocked by the blocking ball and can't pass out the liquid screen cloth, can effectively prevent to show that liquid backward flow in the colour hole prevents to influence subsequent judgement accuracy.

Description

Taekwondo trainer is used in sports teaching

Technical Field

The invention relates to the technical field of sports teaching, in particular to a taekwondo training device for sports teaching.

Background

Physical education is a purposeful and organized educational process performed according to certain plans and curriculum standards. The physical education is participated in by teachers and students, and the task is to teach students physical knowledge, technique and skill, strengthen their physique, cultivate their moral, will, quality, etc. It is the basic form of school sports realization, and is one of the implementation ways of sports objectives.

Taekwondo is one of the teaching items in sports teaching, and taekwondo is one of formal game items of modern olympic games, and is a sport that uses hands and feet mainly to fight or fight. In taekwondo's training often a training kick plate is used for training in order to exercise a better footwork, while at the same time it can play a role in exercising the strength and accuracy of the leg.

At present sports teaching in-process, current training foot kickplate only possesses simple playing and beats the function, and the function is single, and when foot training, the training person can't in time judge the foot of oneself and play the dynamics to can't adjust according to the dynamics size, the training person can't in time know the placement position of playing simultaneously, can't confirm the placement and the error of target point in playing, lead to the unable accurate judgement of training effect, be unfavorable for training person's training. Accordingly, a taekwondo training device for physical education is provided to solve the above problems.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a taekwondo training device for physical education, in the scheme, after a trainer kicks a training foot kickplate, the position of the training foot kickplate during kicking can be deformed, when the kicking force is relatively light, a first liquid storage bag can be extruded, liquid in the first liquid storage bag can penetrate through a backflow prevention assembly to enter a color developing hole, and finally the liquid can be observed on the surface of the training foot kickplate, at the moment, the trainer can timely know the specific position of the self kicking, so that the error between a drop point and a target point during kicking can be visually observed, and subsequent training can be conveniently adjusted; when the kicking strength of the trainer is moderate or heavy, the deformation amount of the training kicking plate is increased, the first liquid storage bag and the second liquid storage bag or the first liquid storage bag, the second liquid storage bag and the third liquid storage bag are extruded, and finally the trainer can know the kicking strength of the trainer through the mixed color of two colors or the mixed color of three colors on the surface of the training kicking plate, so that the training kicking strength can be adjusted in subsequent training, the operation is simple and convenient, and the subsequent training effect of the trainer is greatly improved; after kicking the deformation recovery, the spring in the anti-return subassembly can drive and block the ball and resume initial position, blocks that the ball can block out the liquid screen cloth, and liquid is blocked by blocking the ball and can't pass out the liquid screen cloth and flow back, can effectively prevent to show that liquid backward flow in the colour hole, avoids having impurity and the liquid backward flow of mixing to enter into first reservoir, second reservoir or third reservoir and cause the pollution, prevents to influence subsequent judgement accuracy.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a taekwondo trainer for sports teaching, includes that training foot plays the board, a plurality of inner chamber and color development hole have been seted up to the inside of training foot plays the board, the first reservoir of the inside fixedly connected with of inner chamber, two second reservoirs and two third reservoirs, first reservoir, second reservoir and third reservoir have stored the liquid of different colours respectively, the exit end of first reservoir, second reservoir and third reservoir communicates respectively has first hose, second hose and third hose, training foot plays the inside a plurality of passageway group of having seted up of board, every passageway group contains first passageway, two second passageways and two third passageways, the one end of first passageway, second passageway and third passageway all communicates in the color development hole, the other end of first passageway, second passageway and third passageway communicates respectively in first hose, The other ends of the second hose and the third hose, and the interiors of the first channel, the second channel and the third channel are all connected with anti-backflow assemblies.

Further, the backflow prevention component comprises a liquid outlet hopper and a blocking screen, the liquid outlet hopper is fixedly connected with a liquid outlet screen, a blocking ball is placed between the liquid outlet hopper and the blocking screen, the blocking ball is fixedly connected with a spring between the blocking ball and the liquid outlet screen, after deformation recovery is completed, if liquid is left in a training foot kickboard, the spring in the backflow prevention component can drive the blocking ball to recover to an initial position, the blocking ball can block the liquid outlet screen, the backflow liquid can reversely squeeze the blocking ball, the further liquid outlet screen is blocked, the liquid is blocked by the blocking ball and cannot pass through the liquid outlet screen to flow back, liquid backflow in a color display hole can be effectively prevented, the phenomenon that impurities and mixed liquid backflow enters the first liquid storage bag, the second liquid storage bag or the third liquid storage bag to cause pollution is avoided, and subsequent judgment accuracy is prevented from being influenced.

Further, the left end and the right end of the training foot kickplate are fixedly connected with a mounting block, the upper end of the mounting block is fixedly connected with two support plates, a slide rod is fixedly connected between the two support plates on the right side, a slide block is connected on the slide rod in a sliding manner, a rotating rod is rotatably connected between the two support plates on the left side, a thread is arranged on the rotating rod and is in threaded connection with a moving block, a connecting rod is fixedly connected between the moving block and the slide block, the lower end of the connecting rod is fixedly connected with a cleaning brush, the rotating rod is driven to rotate by rotating a rotating handle, the rotating rod drives the moving block to move back and forth, meanwhile, the connecting rod and the slide block are driven to move back and forth along the sliding rod, the cleaning brush is driven by the connecting rod to move along the training foot kickplate, the surface of the training foot kickplate and the residual liquid in the liquid collecting tank can be cleaned by the cleaning brush, and the influence of the residual accumulated liquid on the subsequent training can be avoided, the liquid on the surface of the training kickboard can be quickly cleaned through the cleaning brush, and the efficiency is improved.

Furthermore, a plurality of groove groups are formed in the outer wall of the training foot kickplate, the number of the groove groups is the same as that of the color developing holes, and each groove group comprises a plurality of liquid collecting grooves.

Further, the volume of first reservoir is bigger than the second reservoir, the volume of second reservoir is bigger than the third reservoir, kicking the foot dynamics when the training person lighter, when training foot kicking plate 1 deformation degree is lighter promptly, only can extrude the biggest first reservoir of volume, when training person's kicking the foot dynamics is moderate, can extrude first reservoir and second reservoir simultaneously, when training person's kicking the foot dynamics is heavier, can extrude first reservoir, second reservoir and third reservoir simultaneously, different kicking the foot dynamics is different to its extrusion result, it is different that last video picture also is different.

Furthermore, the colors of the liquid in the first liquid storage bag, the second liquid storage bag and the third liquid storage bag are respectively magenta, cyan and yellow, when the liquid flowing out of the color developing hole is magenta, the kicking strength of a trainer can be known to be light, when the liquid flowing out of the color developing hole is magenta mixed with cyan mixed with blue, the kicking strength is moderate, and when the liquid flowing out of the color developing hole is black mixed with magenta, cyan and yellow, the kicking strength is known to be heavy, so that the trainer can visually know and perform subsequent adjustment.

Furthermore, the liquid in the first liquid storage bag, the second liquid storage bag and the third liquid storage bag is volatile, the volatility of the liquid is strong, the liquid in the color hole can volatilize automatically, and the influence on subsequent training caused by the residual liquid in the color hole is avoided.

Furthermore, the second channel and the third channel in each channel group are symmetrically arranged, the second channel and the third channel on the left side are respectively communicated with the second hose and the third hose on the left side, the second channel and the third channel on the right side are respectively communicated with the second hose and the third hose on the right side, and the second channel and the third channel in each channel group are symmetrically arranged along the color developing holes, so that when a trainer kicks at a position between adjacent color developing holes, liquid beside the kicking position can be exposed from the color developing holes, and the trainer can visually know the kicking position.

Furthermore, one end of the rotating rod penetrates through the support plate and is fixedly connected with the rotating handle, and the rotating rod can be rotated by a trainer more conveniently through the rotating handle, so that the operation is convenient.

Further, every the outer wall in color development hole all laminates and is equipped with a plurality of hot plates, hot plate gomphosis fixed connection is in the inside of training foot kickboard, but through the volatilization of hot plate acceleration color development hole liquid, avoids remaining liquid in the color development hole and influence subsequent training degree of accuracy.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) after having played training foot kickplate when the training person in this scheme, deformation can take place for the position of training foot kickplate in being played, when the kicking foot dynamics is lighter, the training foot kickplate of deformation can extrude first reservoir bag, the liquid of first reservoir bag can pass anti-return assembly and enter into the colour development hole, the surface of training foot kickplate finally can be extruded, thereby can make things convenient for the training person to observe, the concrete position that oneself foot was played can be timely known to the training person this moment, and then can audio-visually observe the error between the drop point and the target point in playing, make things convenient for subsequent training to adjust, training person's training effect has been improved.

(2) After the trainer kicks, liquid flows out of the two or four color developing holes, and the position of the trainer kicking is the position between the two color developing holes or the center of the four color developing holes, so that the trainer can visually judge the position of the trainer kicking.

(3) When training person's the skirting dynamics was moderate in this scheme, the deformation volume of training foot skirting board increaseed, can extrude first reservoir and second reservoir simultaneously, and coloured liquid in first reservoir and the second reservoir 5 passes the anti-return subassembly this moment and enters into the colour development hole, finally can be together to the surface of training foot skirting board, through the mixed colour of two kinds of colours, and the training person can know the dynamics condition that the foot was played this moment. On the same hand, when training person's the skirting dynamics is heavier, the deformation volume of training foot skirting board further strengthens, can be simultaneously to first reservoir, second reservoir and third reservoir extrude, coloured liquid among them all can enter into the colour development hole, finally can play the surface of training foot skirting board, mixed color through three kinds of colours, can make the training person know the foot kicking dynamics of oneself, thereby can adjust in follow-up training, the operation is simple and convenient, very big improvement training person's follow-up training effect.

(4) After the deformation resumes when playing in this scheme, the spring in the anti-return subassembly can drive and block the ball and resume initial position this moment, it can block out the liquid screen cloth to block the ball, if remain liquid in the color development hole, and the liquid of backward flow can reverse extrusion pressure block the ball, further block out the liquid screen cloth, liquid is blocked by the ball and can't pass out the liquid screen cloth and flow back this moment, thereby can effectively prevent liquid reflux in the color development hole, avoid having impurity and the liquid backward flow of mixing to enter into first reservoir, cause the pollution in second reservoir or the third reservoir, prevent to influence subsequent judgement accuracy.

(5) This scheme is through rotating the change handle and driving the bull stick and rotate, and the cooperation of rethread movable block, connecting rod, slider and slide bar, and then drive connecting rod and brush cleaner and remove along training foot kickboard, can clean remaining liquid in training foot kickboard surface and the collecting tank totally through the brush cleaner, avoids remaining accumulational liquid to cause the influence to subsequent training, and the liquid on clearance training foot kickboard surface that the brush cleaner can be quick improves efficiency.

Drawings

FIG. 1 is a front, internal, cross-sectional schematic view of a training kickboard of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 2;

FIG. 4 is an enlarged view of the state B in FIG. 2 when the squeezing is generated;

FIG. 5 is a schematic view of the anti-backflow assembly of the present invention;

FIG. 6 is a schematic top view of the present invention;

FIG. 7 is a schematic side view of the present invention;

FIG. 8 is a schematic view of the relationship between the connecting rod and the sweeper brush of the present invention.

The reference numbers in the figures illustrate:

1. training a kickboard; 2. an inner cavity; 3. a color developing hole; 4. a first reservoir; 5. a second reservoir; 6. a third reservoir; 7. a first hose; 8. a second hose; 9. a third hose; 10. a first channel; 11. a second channel; 12. a third channel; 13. a backflow prevention assembly; 131. a liquid outlet hopper; 132. blocking the screen; 133. a liquid outlet screen; 134. a blocking ball; 135. a spring; 14. mounting blocks; 15. a support plate; 16. a slide bar; 17. a slider; 18. a rotating rod; 19. a moving block; 20. a connecting rod; 21. cleaning with a brush; 22. a liquid collecting tank; 23. a handle is rotated; 24. heating the plate.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the connection can be direct connection or indirect connection through an intermediate medium, and can be communication inside the model adapting element. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1 and 2, a taekwondo training device for physical education comprises a training kick plate 1, the training kick plate 1 has a certain toughness, a plurality of inner cavities 2 and color developing holes 3 are formed in the training kick plate 1, a first liquid storage bag 4, two second liquid storage bags 5 and two third liquid storage bags 6 are fixedly connected to the inner cavities 2, the first liquid storage bag 4 has a larger volume than the second liquid storage bag 5, the second liquid storage bag 5 has a larger volume than the third liquid storage bag 6, when the training person kicks a foot with a relatively light strength, i.e. the training kick plate 1 has a relatively light deformation degree, the first liquid storage bag 4 with the largest volume is only squeezed, when the training person kicks a foot with a moderate strength, the first liquid storage bag 4 and the second liquid storage bag 5 are squeezed simultaneously, when the training person kicks a foot with a relatively heavy strength, the first liquid storage bag 4, the second liquid storage bag 5 and the third liquid storage bag 6 are squeezed simultaneously, first reservoir 4, the liquid of different colours is stored respectively to second reservoir 5 and third reservoir 6, liquid has the volatility, liquid volatility is strong, can be so that liquid volatilizees by oneself in the color development hole 3, it influences to follow-up training to have avoided remaining liquid in the color development hole 3, the equal laminating of outer wall in every color development hole 3 is equipped with a plurality of hot plates 24, hot plate 24 gomphosis fixed connection is in the inside of training foot kickplate 1, can accelerate volatilizing of liquid in the color development hole 3 through hot plate 24, avoid remaining liquid in the color development hole 3 and influence subsequent training degree of accuracy.

Referring to fig. 1-3 and 5, the outlet ends of the first reservoir 4, the second reservoir 5 and the third reservoir 6 are respectively communicated with a first hose 7, a second hose 8 and a third hose 9, a plurality of channel groups are arranged in the training foot kickplate 1, each channel group comprises a first channel 10, two second channels 11 and two third channels 12, one end of each of the first channel 10, the second channel 11 and the third channels 12 is communicated with the color developing hole 3, the other ends of the first channel 10, the second channel 11 and the third channels 12 are respectively communicated with the other ends of the first hose 7, the second hose 8 and the third hose 9, and the interior of each of the first channel 10, the second channel 11 and the third channels 12 is connected with a backflow prevention assembly 13. The backflow prevention assembly 13 comprises a liquid outlet hopper 131 and a blocking screen 132, the liquid outlet hopper 131 is fixedly connected with the liquid outlet screen 133, a blocking ball 134 is placed between the liquid outlet hopper 131 and the blocking screen 132, and a spring 135 is fixedly connected between the blocking ball 134 and the liquid outlet screen 133.

Referring to fig. 1, 2 and 4, when the trainer performs the foot training, after the trainer kicks the training kick plate 1, the position of the training kick plate 1 during kicking is deformed, when the trainer kicks the foot with a light force, the deformed training kick plate 1 presses the first reservoir 4, the liquid in the first reservoir 4 enters the first channel 10 through the first hose 7, the liquid passes through the liquid outlet screen 133 to press the blocking ball 134, and the spring 135 is stretched, a gap is formed between the blocking ball 134 and the liquid outlet hopper 131, as shown in fig. 4, the liquid enters the liquid outlet hopper 131 and the blocking screen 132, passes through the blocking screen 132 to enter the color display hole 3, and is finally extruded out of the surface of the training kick plate 1, so that the trainer can conveniently observe, and at the moment, the trainer can timely know the specific position of the training kick, and then can observe the error between the drop point and the target point in kicking directly perceivedly, make things convenient for subsequent training to adjust, improved training person's training effect. After the trainer kicks, liquid flows out of the two or four color-developing holes 3, and the position of the trainer kicking is between the two color-developing holes 3 or the center of the four color-developing holes 3, so that the trainer can visually judge the position of the trainer kicking;

when training person's the skirting dynamics is moderate, training foot skirting board 1's deformation volume increaseed this moment, the training foot skirting board 1 of deformation can be simultaneously to first reservoir 4 and the 5 extrusion of second reservoir, coloured liquid in first reservoir 4 and the second reservoir 5 can pass anti-return flow subassembly 13 equally this moment and enter into the color development hole 3, finally can be together to the surface of training foot skirting board 1, through the mixed color of two kinds of colours of first reservoir 4 and the 5 second reservoirs, the training person can know the dynamics condition of foot kicking this moment. In a similar way, when training person's the skirting dynamics is heavier, training foot skirting board 1's deformation volume further strengthens this moment, the training foot skirting board 1 of deformation can be simultaneously to first reservoir 4, second reservoir 5 and third reservoir 6 extrude, first reservoir 4, coloured liquid in second reservoir 5 and the third reservoir 6 all can enter into the color development hole 3, finally can play training foot skirting board 1's surface, the mixed color through three kinds of colours, can make training person know oneself's foot kicking dynamics, thereby can adjust in follow-up training, and easy operation is convenient, very big improvement training person's follow-up training effect.

Referring to fig. 2 and 3, after the deformation is recovered after the kicking, the spring 135 in the backflow prevention assembly 13 drives the blocking ball 134 to recover the initial position, the blocking ball 134 blocks the liquid outlet screen 133, if the liquid remains in the color display hole 3, and the backflow liquid reversely presses the blocking ball 134 to further block the liquid outlet screen 133, and the liquid is blocked by the blocking ball 134 and cannot flow back through the liquid outlet screen 133, so that the liquid backflow in the color display hole 3 can be effectively prevented, the backflow of the impurity and the mixed liquid into the first liquid storage bag 4, the second liquid storage bag 5 or the third liquid storage bag 6 to cause pollution, and the subsequent judgment accuracy is prevented from being affected.

The colors of the liquid in the first liquid storage bag 4, the second liquid storage bag 5 and the third liquid storage bag 6 are respectively magenta, cyan and yellow, when the liquid flowing out of the color developing hole 3 is magenta, the kicking strength of a trainer can be known to be light, when the liquid flowing out of the color developing hole 3 is a mixed color of magenta and cyan, the kicking strength is moderate, and when the liquid flowing out of the color developing hole 3 is a mixed color of magenta, cyan and yellow, the kicking strength is heavy, so that the trainer can visually know and perform subsequent adjustment.

Referring to fig. 1 and 6-8, the left and right ends of the training kickboard 1 are fixedly connected with a mounting block 14, the upper end of the mounting block 14 is fixedly connected with two support plates 15, a slide bar 16 is fixedly connected between the two support plates 15 on the right side, a slide block 17 is slidably connected on the slide bar 16, a rotating bar 18 is rotatably connected between the two support plates 15 on the left side, a screw thread is arranged on the rotating bar 18 and is screwed with a moving block 19, a connecting rod 20 is fixedly connected between the moving block 19 and the slide block 17, a cleaning brush 21 is fixedly connected to the lower end of the connecting rod 20, one end of the rotating bar 18 penetrates through the support plates 15 and is fixedly connected with a rotating handle 23, the rotating bar 18 is driven to rotate by rotating the rotating handle 23, the rotating bar 18 drives the moving block 19 to move back and forth, and simultaneously drives the connecting rod 20 and the slide block 17 to move back and forth along the slide bar 16, and forth, and back and forth along the training kickboard 1 are driven by the connecting rod 20, can clean training foot skirting board 1 surface and remaining liquid in the collecting tank 22 totally through sweeper brush 21, avoid remaining accumulational liquid to cause the influence to subsequent training, through the liquid on the clearance training foot skirting board 1 surface that sweeper brush 21 can be quick, raise the efficiency.

Referring to fig. 1, 6 and 7, the outer wall of the training kick plate 1 is provided with a plurality of groove groups, the groove groups are the same as the color-developing holes 3, each groove group comprises a plurality of liquid collecting grooves 22, and through the arrangement of the liquid collecting grooves 22, when liquid in the color-developing holes 3 flows out of the surface of the training kick plate 1, the liquid can enter the liquid collecting grooves 22 to be stored and mixed, so that the liquid is prevented from flowing out randomly, the cleanness of the training kick plate 1 is influenced, and the judgment result of a trainer is influenced. The second channel 11 and the third channel 12 in each channel group are symmetrically arranged, the second channel 11 and the third channel 12 on the left side are respectively communicated with the second hose 8 and the third hose 9 on the left side, and the second channel 11 and the third channel 12 on the right side are respectively communicated with the second hose 8 and the third hose 9 on the right side. Through the mutual symmetrical arrangement of second passageway 11 and third passageway 12 along the color development hole 3 in every passageway group, can make the training person when kicking the position between the adjacent color development hole 3 in, the liquid next to the position will emerge from the color development hole 3 in kicking this moment, and the training person can be directly perceivedly known the position of kicking this moment.

The working principle is as follows: when the device is used, the device is fixed, when a trainer performs foot training, after the trainer kicks the training foot kickplate 1, the position of the training foot kickplate 1 kicked can be deformed, when the kicking force of the trainer is light, the deformed training foot kickplate 1 can extrude the first liquid storage bag 4, magenta liquid of the first liquid storage bag 4 enters the first channel 10 through the first hose 7, the liquid can penetrate through the liquid outlet screen mesh 133 to extrude the blocking ball 134 and stretch the spring 135, a gap can be formed between the blocking ball 134 and the liquid outlet hopper 131 as shown in figure 4, at the moment, the liquid can enter the liquid outlet hopper 131 and the blocking screen mesh 132 and enter the color display hole 3 through the blocking screen mesh 132, and finally extrude the surface of the training foot kickplate 1, so that the trainer can conveniently observe, and the trainer can timely know the specific position of the training foot kickplate 1, and then can observe the error between the drop point and the target point in kicking directly perceivedly, make things convenient for subsequent training to adjust, improved training person's training effect. After the trainer kicks, liquid flows out of the two or four color-developing holes 3, and the position of the trainer kicking is between the two color-developing holes 3 or the center of the four color-developing holes 3, so that the trainer can visually judge the position of the trainer kicking.

When training person's the skirting dynamics is moderate, training foot skirting board 1's deformation volume increaseed this moment, the training foot skirting board 1 of deformation can extrude first reservoir 4 and second reservoir 5 simultaneously, colored liquid in first reservoir 4 and the second reservoir 5 this moment enters into first passageway 10 and second passageway 11 through first hose 7 and second hose 8 respectively, pass anti-reflux subassembly 13 again and enter into the color development hole 3, finally can arrive training foot skirting board 1's surface together, the mixed color through two kinds of colours of first reservoir 4 and second reservoir 5, training person can know the dynamics condition of the foot kicking this moment. In a similar way, when training person's the skirting dynamics is heavier, training foot skirting board 1's deformation volume further strengthens this moment, the training foot skirting board 1 of deformation can be simultaneously to first reservoir 4, second reservoir 5 and third reservoir 6 extrude, first reservoir 4, coloured liquid in second reservoir 5 and the third reservoir 6 all can enter into the color development hole 3, finally can play training foot skirting board 1's surface, the mixed color through three kinds of colours, can make training person know oneself's foot kicking dynamics, thereby can adjust in follow-up training, and easy operation is convenient, very big improvement training person's follow-up training effect.

After the deformation is recovered after kicking, at this moment, the spring 135 in the backflow-preventing component 13 can drive the blocking ball 134 to recover the initial position, the blocking ball 134 can block the liquid outlet screen 133, if the liquid is remained in the color-displaying hole 3, and the backflow liquid can reversely squeeze the blocking ball 134, further block the liquid outlet screen 133, at this moment, the liquid is blocked by the blocking ball 134 and cannot pass through the liquid outlet screen 133 to flow back, so that the liquid backflow in the color-displaying hole 3 can be effectively prevented, the phenomenon that the backflow of the liquid with impurities and mixture enters the first liquid storage bag 4, the second liquid storage bag 5 or the third liquid storage bag 6 to cause pollution is avoided, and the subsequent judgment accuracy is prevented from being influenced.

Because the volatility of the liquid in first reservoir 4, second reservoir 5 and third reservoir 6 is stronger, liquid in developing hole 3 and training foot kickboard 1 can volatilize, do not influence subsequent use, drive bull stick 18 through rotating turning handle 23 simultaneously and rotate, bull stick 18 can drive and drive movable block 19 back-and-forth movement, can drive connecting rod 20 simultaneously, slider 17 is along slide bar 16 back-and-forth movement, and then drive sweeper brush 21 through connecting rod 20 and remove along training foot kickboard 1, can clean remaining liquid in training foot kickboard 1 surface and the collecting tank 22 through sweeper brush 21, avoid remaining accumulational liquid to cause the influence to subsequent training, the liquid on training foot kickboard 1 surface of clearance that can be quick through sweeper brush 21, and the efficiency is improved.

After the liquid in the first liquid storage bag 4, the second liquid storage bag 5 and the third liquid storage bag 6 is used up, the training foot kickplate 1 can be replaced.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a taekwondo trainer is used in sports teaching, includes training foot kickboard (1), its characterized in that: the training foot kicking plate is characterized in that a plurality of inner cavities (2) and color developing holes (3) are formed in the training foot kicking plate (1), a first liquid storage bag (4), two second liquid storage bags (5) and two third liquid storage bags (6) are fixedly connected in the inner cavities (2), liquids with different colors are stored in the first liquid storage bag (4), the second liquid storage bag (5) and the third liquid storage bag (6) respectively, the outlet ends of the first liquid storage bag (4), the second liquid storage bag (5) and the third liquid storage bag (6) are communicated with a first hose (7), a second hose (8) and a third hose (9) respectively, a plurality of channel groups are formed in the training foot kicking plate (1), each channel group comprises a first channel (10), two second channels (11) and two third channels (12), one ends of the first channel (10), the second channel (11) and the third channel (12) are communicated with the color developing holes (3), the other ends of the first channel (10), the second channel (11) and the third channel (12) are respectively communicated with the other ends of the first hose (7), the second hose (8) and the third hose (9), and backflow prevention assemblies (13) are connected inside the first channel (10), the second channel (11) and the third channel (12).

2. The taekwondo training device for sports teaching of claim 1, wherein: prevent backward flow subassembly (13) including going out liquid fill (131) and blocking screen cloth (132), go out fixedly connected with play liquid screen cloth (133) on liquid fill (131), go out liquid fill (131) and block and placed between screen cloth (132) and block ball (134), block fixedly connected with spring (135) between ball (134) and play liquid screen cloth (133).

3. The taekwondo training device for sports teaching of claim 1, wherein: the training foot kicking plate is characterized in that mounting blocks (14) are fixedly connected to the left end and the right end of the training foot kicking plate (1), two supporting plates (15) are fixedly connected to the upper ends of the mounting blocks (14), a sliding rod (16) is fixedly connected between the two supporting plates (15) on the right side, a sliding block (17) is connected to the sliding rod (16) in a sliding mode, a rotating rod (18) is rotatably connected between the two supporting plates (15) on the left side, a threaded moving block (19) is arranged on the rotating rod (18) in a screwed mode, a connecting rod (20) is fixedly connected between the moving block (19) and the sliding block (17), and a cleaning brush (21) is fixedly connected to the lower end of the connecting rod (20).

4. The taekwondo training device for sports teaching of claim 1, wherein: the outer wall of the training foot kickplate (1) is provided with a plurality of groove groups, the number of the groove groups is the same as that of the color-developing holes (3), and each groove group comprises a plurality of liquid collecting grooves (22).

5. The taekwondo training device for sports teaching of claim 1, wherein: the first reservoir (4) is larger in volume than the second reservoir (5), and the second reservoir (5) is larger in volume than the third reservoir (6).

6. The taekwondo training device for sports teaching of claim 1, wherein: the colors of the liquid in the first liquid storage bag (4), the second liquid storage bag (5) and the third liquid storage bag (6) are respectively magenta, cyan and yellow.

7. The taekwondo training device for sports teaching of claim 1, wherein: the liquid in the first liquid storage bag (4), the second liquid storage bag (5) and the third liquid storage bag (6) is volatile.

8. The taekwondo training device for sports teaching of claim 1, wherein: the second channel (11) and the third channel (12) in each channel group are symmetrically arranged, the second channel (11) and the third channel (12) on the left side are respectively communicated with the second hose (8) and the third hose (9) on the left side, and the second channel (11) and the third channel (12) on the right side are respectively communicated with the second hose (8) and the third hose (9) on the right side.

9. The taekwondo training device for sports teaching of claim 3, wherein: one end of the rotating rod (18) penetrates through the support plate (15) and is fixedly connected with a rotating handle (23).

10. The taekwondo training device for sports teaching of claim 1, wherein: every the outer wall in color development hole (3) all laminates and is equipped with a plurality of hot plates (24), hot plate (24) gomphosis fixed connection is in the inside of training skirting board (1).