CN103055486B - Simulation trainer for final force of discus - Google Patents
Simulation trainer for final force of discus Download PDFInfo
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- CN103055486B CN103055486B CN201310035193.XA CN201310035193A CN103055486B CN 103055486 B CN103055486 B CN 103055486B CN 201310035193 A CN201310035193 A CN 201310035193A CN 103055486 B CN103055486 B CN 103055486B
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- discus
- fixed
- pulley
- arc
- movable pulley
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Abstract
The invention relates to a simulation trainer for final force of a discus. The simulation trainer comprises a base, a stand column, an arc-shaped plate, the discus, a waist elasticity fixing band, and a pulley mechanism, wherein the stand column is fixedly arranged on the base, the oblique arc-shaped plate is fixedly arranged on the stand column and is provided with an arc-shaped hole, a central shaft is arranged in the discus, and the central shaft is fixedly arranged with a round discus seat after penetrating through the arc-shaped hole; and a first fixed pulley is fixedly arranged at the top of a support of the pulley mechanism, a steel wire rope is fixedly connected with the central shaft of the discus after penetrating through the first fixed pulley and a first movable pulley, a second movable pulley and the first movable pulley are connected by a connecting piece, a second fixed pulley is fixedly arranged at the bottom of the support, and another steel wire rope is fixedly connected with the waist elasticity fixing band after penetrating through the second movable pulley and a second fixed pulley. The simulation trainer for the final force of the discus can realize that the hip can drive a throwing arm to do continuous technical actions through matching the needs of simultaneously moving the waist and the hands of a trainee, thereby avoiding the occurrence of phenomenon that the throwing action of the trainee deforms and is decomposed.
Description
One, technical field:
What the present invention relates to is the analog training device used in physical education, and what be specifically related to is discus final force simulation training system.
Two, background technology:
Discus final force is the most important stage in discus throw complete skill, and human body operating distance of exerting oneself is longer, and the strength acting on discus is larger, and speed is faster, then initial velocity when discus is sold is larger.In addition order of reasonably exerting oneself and the state of selling be suitable for, cast is far away.At present, in discus final force teaching and training, main adopt free-hand original place to throw Imitation Exercise, draw rubber band Imitation Exercise, brandish the methods such as disc and carry out final force exercise.And adopt above-mentioned exercising method to there is following problem: easily cause practitioner's centre of body weight unstable, angle of trajectory is not easily grasped, effective moment is from short, practitioner can not grasp correct firmly order well simultaneously, throwing action is out of shape, cause the micromotion throwing hand, hip, leg, bring certain difficulty to discus teaching, also make the training effect of practitioner by impact to a certain extent.And existing discus throws training aids just by retraining throwing arm, carry out the throwing action repeatedly of repetition training throwing arm, notice is concentrated on throwing arm by trainer more, prolonged exercise gets off, trainer often can not grasp hip well and drive throwing arm to carry out the technical movements of continuity, also cannot form the technical movements of specification, have impact on the study of beginner to discus.
Three, summary of the invention:
The object of this invention is to provide discus final force simulation training system, it is for solving to solve current practitioner not wield reasonable angle of trajectory, problem such as movement range strengthens, centre of body weight is stable when discus final force teaching and training.Also solve hip drives throwing arm to carry out the technical movements of continuity simultaneously, sets up the problem of correct final force order.
The technical solution adopted for the present invention to solve the technical problems is: this discus final force simulation training system comprises base, column, arc, discus, waist elastic fixing band, pulley mechanism, base is fixed with column, the arc of inclination is fixed with above column, arc there is an arcuate socket, arcuate socket arcuately plate length direction is arranged, discus is with central shaft, and central shaft fixedly mounts with the discus seat of circle through after arcuate socket, and discus can arcuately slide in hole; Pulley mechanism is made up of support, the first fixed pulley, the first movable pulley, the second movable pulley, the second fixed pulley, steel wire rope, the top of support is fixed with the first fixed pulley, be fixedly connected with the central shaft of discus after steel wire penetrating first fixed pulley, the first movable pulley, second movable pulley is connected by connector with the first movable pulley, second fixed pulley is fixed on the bottom of support, steel cable is through after the second movable pulley, the second fixed pulley in addition, is fixedly connected with waist elastic fixing band.
Such scheme central post has three, wherein two are fixed on the two ends of arc, 3rd root post is fixed on the mid point of arc, the two root post height being fixed on the two ends of arc are equal, the height of the 3rd root post is less than other two root post, like this, arc is fixed on after on column is tilt.
In such scheme, three root posts are provided with height adjustment mechanism, can the height of column be regulated, to adapt to the needs of the trainer of differing heights by height adjustment mechanism.
In such scheme, there is screw thread the lower end of weight's axle, and discus seat has centre bore, and centre bore hole wall has screw thread, and central shaft is threaded with discus seat.
In such scheme discus above with elastic band, when trainer trains, hand is through elastic band, and hand can be made to hold discus better.
Beneficial effect:
The present invention is according to the correlation theory such as biomechanical analysis and athletic physiology of human body basic exercise, and in conjunction with the feature of body-building apparatus mechanism, make practitioner when using discus final force simulation training system, a position can be fixed on and repeatedly wave pendulum exercise, can not cause that centre of body weight is unstable, angle of trajectory is forbidden, the phenomenon of throwing action Deformation partition, for raising discus practitioner's final force technical movements and precision very helpful.
Four, accompanying drawing illustrates:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of discus and discus seat in the present invention.
1-base; 2-column; 3-arc; 4-arcuate socket; 5-discus; 6-waist elastic fixing band; 7-central shaft; 8-discus seat; 9-support; 10-first fixed pulley; 11-first movable pulley; 12-steel wire rope; 13-second movable pulley; 14-second fixed pulley; 15-steel wire rope.
Five, detailed description of the invention:
Below in conjunction with accompanying drawing, the present invention is described further:
As shown in Figure 1, this discus final force simulation training system comprises base 1, column 2, arc 3, discus 5, waist elastic fixing band 6, pulley mechanism, base 1 is circular, base 1 is fixed with column 2, column 2 is fixed with the arc 3 of inclination above, arc 3 is semicircle iron plate, arc 3 there is an arcuate socket 4, arcuate socket 4 is positioned at the center of arc 3, and it is identical with arc 3 shape, arcuate socket 4 arcuately plate 3 length direction is arranged, but the two ends of arc 3 are closed, that is the length of arcuate socket 4 is less than the length of arc 3.Shown in composition graphs 2, discus 5 is with central shaft 7, and central shaft 7 fixedly mounts with circular discus seat 8 through after arcuate socket 4, specifically there is screw thread the lower end of weight's axle 7, discus seat 8 has centre bore, and centre bore hole wall has screw thread, and central shaft 7 is threaded with discus seat 8; The diameter of discus 5 and discus seat 8 is all greater than the width of arcuate socket 4, makes discus 5 and discus seat 8 be positioned at the both sides of arcuate socket 4, and discus 5 can arcuately slide in hole 4, also with elastic band above discus 5.Pulley mechanism is by support 9, first fixed pulley 10, first movable pulley 11, second movable pulley 13, second fixed pulley 14, steel wire rope forms, support 9 is arranged on the side of arc 3, the top of support 9 is fixed with the first fixed pulley 10, steel wire rope 12 is through the first fixed pulley 10, be fixedly connected with the central shaft 8 of discus after first movable pulley 11, second movable pulley 13 is connected by connector with the first movable pulley 11, second movable pulley 13, first movable pulley 11 is all arranged on the Lower Half of support 9, second fixed pulley 14 is fixed on the bottom of support 9, steel cable 15 is through the second movable pulley 13 in addition, after second fixed pulley 14, be fixedly connected with waist elastic fixing band 6, the elastic band that can tighten up waist that waist elastic fixing band 6 adopts sportsman to commonly use.
Central post 2 of the present invention has three, wherein two are fixed on the two ends of arc 3,3rd root post is fixed on the mid point of arc 3, the two root post height being fixed on the two ends of arc 3 are equal, the height of the 3rd root post is less than other two root post, like this, arc 3 is fixed on after on column 2 is tilt.Three root posts are provided with height adjustment mechanism, can the height of column be regulated by height adjustment mechanism, height adjustment mechanism is by arranging regulating sleeve, and on column, arrange installing hole formed, regulating sleeve there are some holes, corresponding by different installing holes, realize stem height and regulate.
When utilizing the present invention to train, trainer stands on base 1, waist elastic fixing band 6 is buckled at waist, hold the handspike 5, when waist firmly reverses, hold the handspike 5 simultaneously arcuately hole 4 slide, now because the second movable pulley 13 moves downward, first movable pulley 11 is also followed the second movable pulley 13 and is moved downward, the steel wire rope 15 be connected with waist elastic fixing band 6, the steel wire rope 12 connected with discus 5 synchronously feeds, trainer's waist can be coordinated, the needs that hand moves simultaneously, achieving hip drives throwing arm to carry out the technical movements of continuity, the action of hip and throwing arm is combined effectively, have an effect simultaneously, inspire trainer to the perception of discus throwing technique, with avoid trainer especially beginner usually violate by hip, the mistake that the action of throwing arm is separated from each other, avoid the generation of throwing action Deformation partition phenomenon.
In addition, the present invention enables practitioner be fixed on a position and repeatedly waves pendulum exercise, because discus can only arcuately hole motion, makes practitioner's angle of trajectory accurate, for raising discus practitioner's final force technical movements and precision very helpful.
Claims (5)
1. a discus final force simulation training system, it is characterized in that: this discus final force simulation training system comprises base (1), column (2), arc (3), discus (5), waist elastic fixing band (6), pulley mechanism, base (1) is fixed with column (2), column (2) is fixed with the arc (3) of inclination above, arc (3) there is an arcuate socket (4), arcuate socket (4) arcuately plate (3) length direction is arranged, discus (5) is with central shaft (7), central shaft (7) fixedly mounts with the discus seat (8) of circle afterwards through arcuate socket (4), discus (5) can arcuately hole (4) slide, pulley mechanism is by support (9), first fixed pulley (10), first movable pulley (11), second movable pulley (13), second fixed pulley (14), steel wire rope forms, the top of support (9) is fixed with the first fixed pulley (10), steel cable (12) is through the first fixed pulley (10), first movable pulley (11) is fixedly connected with the central shaft (7) of discus afterwards, second movable pulley (13) is connected by connector with the first movable pulley (11), second fixed pulley (14) is fixed on the bottom of support (9), steel cable (15) is through the second movable pulley (13) in addition, after second fixed pulley (14), be fixedly connected with waist elastic fixing band (6).
2. discus final force simulation training system according to claim 1, it is characterized in that: described column (2) has three, wherein two are fixed on the two ends of arc (3), 3rd root post is fixed on the mid point of arc (3), the two root post height being fixed on the two ends of arc (3) are equal, and the height of the 3rd root post is less than the height of other two root post.
3. discus final force simulation training system according to claim 2, is characterized in that: described three root posts (2) are provided with height adjustment mechanism.
4. discus final force simulation training system according to claim 3, it is characterized in that: there is screw thread the lower end of described weight's axle (7), discus seat (8) has centre bore, and centre bore hole wall has screw thread, and central shaft (7) is threaded with discus seat (8).
5. discus final force simulation training system according to claim 4, is characterized in that: with elastic band above described discus (5).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201310035193.XA CN103055486B (en) | 2013-01-30 | 2013-01-30 | Simulation trainer for final force of discus |
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CN201310035193.XA CN103055486B (en) | 2013-01-30 | 2013-01-30 | Simulation trainer for final force of discus |
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CN103055486A CN103055486A (en) | 2013-04-24 |
CN103055486B true CN103055486B (en) | 2015-01-14 |
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CN201310035193.XA Expired - Fee Related CN103055486B (en) | 2013-01-30 | 2013-01-30 | Simulation trainer for final force of discus |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108211290A (en) * | 2018-02-09 | 2018-06-29 | 河北银箭体育用品股份有限公司 | Javelin throwing training aids |
CN112933567A (en) * | 2021-02-02 | 2021-06-11 | 陈洪连 | Discus training is with stop device that turns |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD264616A1 (en) * | 1987-10-30 | 1989-02-08 | Tech Zentrum Geraete Und Anlag | POWER TRAINING DEVICE FOR DISK SENSORS |
CN102000424A (en) * | 2010-12-27 | 2011-04-06 | 哈尔滨师范大学 | Vibrating equal-length multi-angle training and monitoring device for discus special strength |
CN201823267U (en) * | 2010-08-31 | 2011-05-11 | 哈尔滨师范大学 | Special strength trainer for discus throw |
CN201894806U (en) * | 2010-10-25 | 2011-07-13 | 中国海洋大学 | Special hammer throw and discus training device for special waist force |
-
2013
- 2013-01-30 CN CN201310035193.XA patent/CN103055486B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD264616A1 (en) * | 1987-10-30 | 1989-02-08 | Tech Zentrum Geraete Und Anlag | POWER TRAINING DEVICE FOR DISK SENSORS |
CN201823267U (en) * | 2010-08-31 | 2011-05-11 | 哈尔滨师范大学 | Special strength trainer for discus throw |
CN201894806U (en) * | 2010-10-25 | 2011-07-13 | 中国海洋大学 | Special hammer throw and discus training device for special waist force |
CN102000424A (en) * | 2010-12-27 | 2011-04-06 | 哈尔滨师范大学 | Vibrating equal-length multi-angle training and monitoring device for discus special strength |
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