CN201823267U - Special strength trainer for discus throw - Google Patents
Special strength trainer for discus throw Download PDFInfo
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- CN201823267U CN201823267U CN2010205110486U CN201020511048U CN201823267U CN 201823267 U CN201823267 U CN 201823267U CN 2010205110486 U CN2010205110486 U CN 2010205110486U CN 201020511048 U CN201020511048 U CN 201020511048U CN 201823267 U CN201823267 U CN 201823267U
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- discus
- annular slab
- affixed
- slide plate
- plate
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Abstract
A special strength trainer for discus throw relates to special trainers for discus throw and solves the problem that when an existing training method is adopted for special strength training for discus throw, muscle groups other than an active throwing exertion muscle group excessively partition in throwing to cause throwing action deformation and difficulty in control of throwing angles. The special strength trainer is characterized in that an expandable elastic support is fixedly connected with an annular plate and a sliding plate, a discus is arranged on the annular plate via a connecting screw and a discus seat, a front fixing plate is fixedly connected with a bottom plate, the sliding plate is in sliding fit with the bottom plate, the front fixing plate is in stretchable connection with the sliding plate, a driven shaft is rotationally connected with the support, a traction belt pulley is fixedly mounted on the driven shaft, one end of a traction belt is fixedly connected with the sliding plate while the other end of the traction belt is wound on the traction belt pulley, a driving motor is connected with the driven shaft by a transmission mechanism, a first contact switch is fixedly mounted on the front fixing plate and the sliding plate, a second contact switch is fixedly mounted on a rear fixing plate and the sliding plate, and a control switch is fixedly mounted on the sliding plate. The special strength trainer for discus throw can lead a trainee to realize special strength training for discus throw according to a correct exertion trajectory and a correct throwing angle.
Description
Technical field
The utility model relates to a kind of discus specific exercises device.
Background technology
At present, discus specific strength exercise remove adopt barbell for sleeping in push away, crouch draw and chest expanding exercise means, the main employing waved sheet (brandishing the throwing cake imitation exercise of disc), drawn modes such as rubber band and throwing weight to carry out strengthening exercise.And adopt above-mentioned exercise means to have following problem: promptly when the weight of waving sheet or throwing is excessive, cause practitioner's centre of body weight shakiness easily, other muscle group of throwing outside the muscle group of initiatively exerting oneself participates in too much, cause the throwing action distortion, angle out of strength is difficult for grasping when drawing rubber band, and effectively firmly distance is short, and training effect is not good enough.
The utility model content
The purpose of this utility model provides a kind of discus specific strength exercising machine, wave sheet solve to adopt, draw rubber band and throw modes such as weight when carrying out the exercise of discus specific strength, practitioner's centre of body weight shakiness, other muscle group of throwing outside the muscle group of initiatively exerting oneself participates in too much, cause the throwing action distortion, angle out of strength is difficult for grasping when drawing rubber band, and effectively firmly distance is short, the problem that training effect is not good enough.
The utility model is to solve the problems of the technologies described above the technical scheme of taking to be: exercising machine of the present utility model comprises discus; Exercising machine of the present utility model also comprises annular slab, extendible elastic support, discus seat, connecting screw rod, two bandages, clip, base plate, slide plate, stretchable elastomer, front shoe, two fixed bodies, drive motors, transmission mechanism, traction belt, traction belt wheel, support, driven shaft, first contact switch, second contact switch, gauge tap and rear fixed plates; The upper end of described extendible elastic support and the lower surface of annular slab are affixed, the rear end of annular slab is downward-sloping, the lower surface of annular slab and the angle between the horizontal plane are 37 ° ± 3 °, the aperture of the centre bore of annular slab is 75cm-85cm, the diameter of the excircle end face 2-2 of annular slab is 240cm-260cm, the discus seat is provided with screwed hole of centre, the center of the upper end of connecting screw rod and the lower surface of discus is affixed, the lower end of connecting screw rod is threaded with the screwed hole of centre of discus seat, article two, the child that is fixed with clip on any in the bandage is buckled, article two, be fixed with the box of clip on one of the residue of bandage, and clip is positioned on the end of two bandages, article two, the upper surface of the other end of bandage and discus is affixed, and two bar bandage is symmetrical arranged with respect to the central axis of discus, the discus seat is arranged on the upper surface of annular slab, the upper surface of discus seat and annular slab is slidingly matched, base plate and ground are affixed, be disposed with front shoe and slide plate from A-P on the base plate, front shoe and base plate are affixed, slide plate and base plate are slidingly matched, respectively be fixed with a fixed body on front shoe and the slide plate, connect by stretchable elastomer between two fixed bodies, extendible elastic support is arranged on the slide plate and is positioned at the back of fixed body, the lower end and the slide plate of extendible elastic support are affixed, support is arranged on the rear side of base plate, support and ground are affixed, the two ends of driven shaft respectively are rotationally connected by a bearing and support, be fixed with a traction belt wheel on the driven shaft, one end of traction belt and the rear end of slide plate are affixed, the other end of traction belt is wrapped on the traction belt wheel, be in transmission connection by transmission mechanism between the output shaft of drive motors and the driven shaft, two first contacts of first contact switch are oppositely arranged, and on the rear end face of front shoe and respectively be fixed with one first contact of first contact switch on the front end face of slide plate, gauge tap is packed on the slide plate, the rear end of slide plate is provided with breach, rear fixed plate is packed on the base plate and is positioned at the indentation, there of slide plate, two second contacts of second contact switch are oppositely arranged, one second contact of second contact switch is packed on the front end face of rear fixed plate, another second contact of second contact switch is packed on the slide plate, and is positioned on the corresponding end face of rear fixed plate.
The beneficial effects of the utility model are: the utility model is according to correlation theories such as sport biomechanics and athletic physiologies, and in conjunction with the characteristics of discus specific strength exercise, make the sportsman when the discus specific strength is practised, can strengthen the exercise resistance, initiatively muscle group firmly accurately, centre of body weight is stable, move indeformablely, can practise by correct firmly track and angle of trajectory simultaneously, to throw the discus specific strength very helpful for improving.
Description of drawings
Fig. 1 is a main TV structure schematic diagram of the present utility model, Fig. 2 be the A of Fig. 1 to view, Fig. 3 front view that to be discus 1 be assembled together with discus seat 4, connecting screw rod 5, two bandages 6 and clip 7, Fig. 4 is the vertical view of Fig. 3, Fig. 5 is the B-B cutaway view of Fig. 1.
The specific embodiment
The specific embodiment one: in conjunction with Fig. 1-Fig. 5 present embodiment is described, the exercising machine of present embodiment comprises discus 1; The exercising machine of present embodiment also comprises annular slab 2, extendible elastic support 3, discus seat 4, connecting screw rod 5, two bandages 6, clip 7, base plate 8, slide plate 9, stretchable elastomer 10, front shoe 11, two fixed bodies 12, drive motors 13, transmission mechanism 14, traction belt 15, traction belt wheel 16, support 17, driven shaft 18, first contact switch, second contact switch, gauge tap 19 and rear fixed plates 20; The lower surface of the upper end of extendible elastic support 3 and annular slab 2 is affixed, the rear end of annular slab 2 is downward-sloping, the lower surface of annular slab 2 and the angle α between the horizontal plane are 37 ° ± 3 °, the aperture D1 of the centre bore 35 of annular slab 2 is 75cm-85cm, the diameter D2 of the excircle end face 36 of annular slab 2 is 240cm-260cm, discus seat 4 is provided with screwed hole of centre, the center of the lower surface of the upper end of connecting screw rod 5 and discus 1 is affixed, the lower end of connecting screw rod 5 is threaded with the screwed hole of centre of discus seat 4, article two, the child that is fixed with clip 7 on any in the bandage 6 is buckled, article two, be fixed with the box of clip 7 on one of the residue of bandage 6, and clip 7 is positioned on the end of two bandages 6, article two, the upper surface of the other end of bandage 6 and discus 1 is affixed, and two bar bandage 6 is symmetrical arranged with respect to the central axis of discus 1, discus seat 4 is arranged on the upper surface of annular slab 2, discus seat 4 is slidingly matched with the upper surface of annular slab 2, base plate 8 is affixed with ground, be disposed with front shoe 11 and slide plate 9 from A-P on the base plate 8, front shoe 11 is affixed with base plate 8, slide plate 9 is slidingly matched with base plate 8, respectively be fixed with a fixed body 12 on front shoe 11 and the slide plate 9, connect by stretchable elastomer 10 between two fixed bodies 12, extendible elastic support 3 is arranged on the slide plate 9 and is positioned at the back of fixed body 12, the lower end of extendible elastic support 3 and slide plate 9 are affixed, support 17 is arranged on the rear side of base plate 8, support 17 is affixed with ground, the two ends of driven shaft 18 respectively are rotationally connected by a bearing and support 17, be fixed with a traction belt wheel 16 on the driven shaft 18, one end of traction belt 15 and the rear end of slide plate 9 are affixed, the other end of traction belt 15 is wrapped on the traction belt wheel 16, be in transmission connection by transmission mechanism 14 between the output shaft of drive motors 13 and the driven shaft 18, two first contacts 21 of first contact switch are oppositely arranged, and on the rear end face of front shoe 11 and respectively be fixed with one first contact 21 of first contact switch on the front end face of slide plate 9, gauge tap 19 is packed on the slide plate 9, the rear end of slide plate 9 is provided with breach, rear fixed plate 20 is packed on the base plate 8 and is positioned at the indentation, there of slide plate 9, two second contacts 22 of second contact switch are oppositely arranged, one second contact 22 of second contact switch is packed on the front end face of rear fixed plate 20, another second contact 22 of second contact switch is packed on the slide plate 9, and is positioned on the rear fixed plate 20 corresponding end faces.
The specific embodiment two: in conjunction with Fig. 1 and Fig. 5 present embodiment is described, the extendible elastic support 3 of present embodiment is made up of four telescopic elastic supporting legs 23 and four crossbeams 24; In four telescopic elastic supporting legs 23 two are arranged on annular slab 2 lower surfaces and are positioned on the central axis parallel with the incline direction of this annular slab 2, two of residues in four telescopic elastic supporting legs 23 are arranged on annular slab 2 lower surfaces and are positioned on the central axis vertical with this incline direction, upper surface by four telescopic elastic supporting legs 23 constitutes an inclined-plane, the incline direction on inclined-plane is all identical with the incline direction and the angle of inclination of annular slab 2 with the angle of inclination, connects by a crossbeam 24 between adjacent two telescopic elastic supporting legs 23.The extendible elastic support good stability so is set.Other is identical with embodiment one.
The specific embodiment three: in conjunction with Fig. 1 and Fig. 5 present embodiment is described, every telescopic elastic supporting leg 23 of present embodiment is made up of supporting leg 25, leg sleeve 26, first bearing pin 27, first engaging lug 28, second engaging lug 29, first spring 30 and second bearing pin 34; It is axially arranged with supporting leg 25 upper edges a plurality of first bearing pins and passes the hole, it is axially arranged with leg sleeve 26 upper edges a plurality of second bearing pins and passes the hole, the lower end of supporting leg 25 is inserted in the inner chamber of leg sleeve 26 upper ends, supporting leg 25 and leg sleeve 26 are passed the hole and are connected with first bearing pin 27 that second bearing pin passes in the hole by being contained in first bearing pin, connect by a crossbeam 24 between adjacent two leg sleeve 26, the lower end of leg sleeve 26 and slide plate 9 are affixed, the center of the upper surface of supporting leg 25 is provided with counterbore, the lower end of first spring 30 is arranged in the counterbore of supporting leg 25 and is affixed with supporting leg 25, the lower surface of the upper end of first spring 30 and first engaging lug 28 is affixed, first engaging lug 28 and second engaging lug 29 are hinged by second bearing pin 34, and the lower surface of the upper surface of second engaging lug 29 and annular slab 2 is affixed.So be provided with, simple in structure, can adjust the position of support according to athletic height, adjust very conveniently, and can satisfy the lower surface of annular slab and the angle between the horizontal plane in setting range.Other is identical with embodiment two.
The specific embodiment four: in conjunction with Fig. 3 present embodiment is described, the clip 7 of present embodiment is thread gluing.So be provided with, be convenient to hand and be fixed on the discus.Other is identical with embodiment one.
The specific embodiment five: in conjunction with Fig. 5 present embodiment is described, the transmission mechanism 14 of present embodiment is made up of driving gear 31 and driven gear 32; Driving gear 31 is packed on the output shaft of drive motors 13, driving gear 31 and driven gear 32 engagements, and driven gear 32 is packed on the driven shaft 18.So be provided with, simple in structure, stable drive is reliable.Other is identical with embodiment one or two.
The specific embodiment six: in conjunction with Fig. 1 and Fig. 5 present embodiment is described, the stretchable elastomer 10 of present embodiment is second spring or rubber band.Other is identical with embodiment one.
The specific embodiment seven: in conjunction with Fig. 1 present embodiment is described, the difference of the present embodiment and the specific embodiment one is: the exercising machine of present embodiment also comprises protractor 33; Protractor 33 is arranged on the lateral wall of annular slab 2, and a right-angle side of protractor 33 is parallel with the incline direction of annular slab 2, and another right-angle side of protractor 33 is vertical with the incline direction of annular slab 2.The angle of inclination that can measure annular slab easily so is set.
The practitioner is when carrying out the discus specific strength training, and the start-up control switch rotates drive motors forward (clockwise), and slide plate slides backward, when two second contacts of second contact switch contact, drive motors quits work, and at this moment, stretchable elastomer is in extended state; The start-up control switch makes oppositely (counterclockwise) rotation of drive motors, and slide plate is to front slide, and when two first contacts of first contact switch contacted, drive motors quit work, and this moment, stretchable elastomer was in compressive state.The practitioner can recycle forward momentum slip discus exercise on annular slab of the slip simulation rotation of slide plate when carrying out the exercise of discus specific strength; Perhaps only in the enterprising line slip discus exercise of annular slab.In addition, can strengthen the specific strength exercise of discus by regulating the weight of discus seat.
Claims (7)
1. discus specific strength exercising machine, described exercising machine comprises discus (1); It is characterized in that: described exercising machine also comprises annular slab (2), extendible elastic support (3), discus seat (4), connecting screw rod (5), article two, bandage (6), clip (7), base plate (8), slide plate (9), stretchable elastomer (10), front shoe (11), two fixed bodies (12), drive motors (13), transmission mechanism (14), traction belt (15), traction belt wheel (16), support (17), driven shaft (18), first contact switch, second contact switch, gauge tap (19) and rear fixed plate (20); The lower surface of the upper end of extendible elastic support (3) and annular slab (2) is affixed, the rear end of annular slab (2) is downward-sloping, the lower surface of annular slab (2) and the angle between the horizontal plane (α) are 37 ° ± 3 °, the aperture (D1) of the centre bore (35) of annular slab (2) is 75cm-85cm, the diameter (D2) of the excircle end face (36) of annular slab (2) is 240cm-260cm, discus seat (4) is provided with screwed hole of centre, the center of the lower surface of the upper end of connecting screw rod (5) and discus (1) is affixed, the lower end of connecting screw rod (5) is threaded with the screwed hole of centre of discus seat (4), article two, the child that is fixed with clip (7) on any in the bandage (6) is buckled, article two, be fixed with the box of clip (7) on one of the residue of bandage (6), and clip (7) is positioned on the end of two bandages (6), article two, the upper surface of the other end of bandage (6) and discus (1) is affixed, and two bar bandage (6) is symmetrical arranged with respect to the central axis of discus (1), discus seat (4) is arranged on the upper surface of annular slab (2), discus seat (4) is slidingly matched with the upper surface of annular slab (2), base plate (8) is affixed with ground, base plate (8) is gone up and is disposed with front shoe (11) and slide plate (9) from A-P, front shoe (11) is affixed with base plate (8), slide plate (9) is slidingly matched with base plate (8), respectively be fixed with a fixed body (12) on front shoe (11) and the slide plate (9), connect by stretchable elastomer (10) between two fixed bodies (12), extendible elastic support (3) is arranged on the back that fixed body (12) were gone up and be positioned to slide plate (9), the lower end of extendible elastic support (3) and slide plate (9) are affixed, support (17) is arranged on the rear side of base plate (8), support (17) is affixed with ground, the two ends of driven shaft (18) respectively are rotationally connected by a bearing and support (17), be fixed with a traction belt wheel (16) on the driven shaft (18), the rear end of one end of traction belt (15) and slide plate (9) is affixed, the other end of traction belt (15) is wrapped on the traction belt wheel (16), be in transmission connection by transmission mechanism (14) between the output shaft of drive motors (13) and the driven shaft (18), two first contacts (21) of first contact switch are oppositely arranged, and respectively be fixed with one first contact (21) of first contact switch on the rear end face of front shoe (11) and on the front end face of slide plate (9), gauge tap (19) is packed on the slide plate (9), the rear end of slide plate (9) is provided with breach, rear fixed plate (20) is packed in the indentation, there that slide plate (9) were gone up and be positioned to base plate (8), two second contacts (22) of second contact switch are oppositely arranged, one second contact (22) of second contact switch is packed on the front end face of rear fixed plate (20), another second contact (22) of second contact switch is packed on the slide plate (9), and is positioned on the corresponding end face of rear fixed plate (20).
2. photo-electric discus specific strength exercising machine according to claim 1 is characterized in that: extendible elastic support (3) is made up of four telescopic elastic supporting legs (23) and four crossbeams (24); In four telescopic elastic supporting legs (23) two are arranged on annular slab (2) lower surface and are positioned on the central axis parallel with the incline direction of this annular slab (2), two of residues in four telescopic elastic supporting legs (23) are arranged on annular slab (2) lower surface and are positioned on the central axis vertical with this incline direction, upper surface by four telescopic elastic supporting legs (23) constitutes an inclined-plane, the incline direction on inclined-plane is all identical with the incline direction and the angle of inclination of annular slab (2) with the angle of inclination, connects by a crossbeam (24) between adjacent two telescopic elastic supporting legs (23).
3. discus specific strength exercising machine according to claim 2 is characterized in that: every telescopic elastic supporting leg (23) is made up of supporting leg (25), leg sleeve (26), first bearing pin (27), first engaging lug (28), second engaging lug (29), first spring (30) and second bearing pin (34); It is axially arranged with supporting leg (25) upper edge a plurality of first bearing pins and passes the hole, it is axially arranged with leg sleeve (26) upper edge a plurality of second bearing pins and passes the hole, the lower end of supporting leg (25) is inserted in the inner chamber of leg sleeve (26) upper end, supporting leg (25) and leg sleeve (26) are passed the hole and are connected with first bearing pin (27) that second bearing pin passes in the hole by being contained in first bearing pin, connect by a crossbeam (24) between adjacent two leg sleeve (26), the lower end of leg sleeve (26) and slide plate (9) are affixed, the center of the upper surface of supporting leg (25) is provided with counterbore, the lower end of first spring (30) is arranged in the counterbore of supporting leg (25) and is affixed with supporting leg (25), the lower surface of the upper end of first spring (30) and first engaging lug (28) is affixed, first engaging lug (28) is hinged by second bearing pin (34) with second engaging lug (29), and the lower surface of the upper surface of second engaging lug (29) and annular slab (2) is affixed.
4. discus specific strength exercising machine according to claim 1 is characterized in that: clip (7) is thread gluing.
5. discus specific strength exercising machine according to claim 1 and 2 is characterized in that: transmission mechanism (14) is made up of driving gear (31) and driven gear (32); Driving gear (31) is packed on the output shaft of drive motors (13), driving gear (31) and driven gear (32) engagement, and driven gear (32) is packed on the driven shaft (18).
6. discus specific strength exercising machine according to claim 1 is characterized in that: stretchable elastomer (10) is second spring or rubber band.
7. discus specific strength exercising machine according to claim 3 is characterized in that: described exercising machine also comprises protractor (33); Protractor (33) is arranged on the lateral wall of annular slab (2), and a right-angle side of protractor (33) is parallel with the incline direction of annular slab (2), and another right-angle side of protractor (33) is vertical with the incline direction of annular slab (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205110486U CN201823267U (en) | 2010-08-31 | 2010-08-31 | Special strength trainer for discus throw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205110486U CN201823267U (en) | 2010-08-31 | 2010-08-31 | Special strength trainer for discus throw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201823267U true CN201823267U (en) | 2011-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205110486U Expired - Fee Related CN201823267U (en) | 2010-08-31 | 2010-08-31 | Special strength trainer for discus throw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201823267U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103007511A (en) * | 2012-12-28 | 2013-04-03 | 哈尔滨师范大学 | Throwing rotation training device with monitoring function |
| CN103055486A (en) * | 2013-01-30 | 2013-04-24 | 黑龙江八一农垦大学 | Simulation trainer for final force of discus |
| CN103638667A (en) * | 2013-12-30 | 2014-03-19 | 哈尔滨商业大学 | Laser type discus core stability and strength training and motion information feedback monitoring device |
| CN103638668A (en) * | 2013-12-30 | 2014-03-19 | 哈尔滨商业大学 | Laser type super-equal-length discus core stability and strength training and information feedback monitoring device |
| CN103691123A (en) * | 2013-12-30 | 2014-04-02 | 韩山师范学院 | Infrared speed measuring lower-body-fixed turning core strength training and information feedback monitoring device |
-
2010
- 2010-08-31 CN CN2010205110486U patent/CN201823267U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103007511A (en) * | 2012-12-28 | 2013-04-03 | 哈尔滨师范大学 | Throwing rotation training device with monitoring function |
| CN103055486A (en) * | 2013-01-30 | 2013-04-24 | 黑龙江八一农垦大学 | Simulation trainer for final force of discus |
| CN103055486B (en) * | 2013-01-30 | 2015-01-14 | 黑龙江八一农垦大学 | Simulation trainer for final force of discus |
| CN103638667A (en) * | 2013-12-30 | 2014-03-19 | 哈尔滨商业大学 | Laser type discus core stability and strength training and motion information feedback monitoring device |
| CN103638668A (en) * | 2013-12-30 | 2014-03-19 | 哈尔滨商业大学 | Laser type super-equal-length discus core stability and strength training and information feedback monitoring device |
| CN103691123A (en) * | 2013-12-30 | 2014-04-02 | 韩山师范学院 | Infrared speed measuring lower-body-fixed turning core strength training and information feedback monitoring device |
| CN103691123B (en) * | 2013-12-30 | 2016-02-03 | 韩山师范学院 | Infrared ray test the speed lower Fixed swivel force at the core training and information feed back supervising device |
| CN103638667B (en) * | 2013-12-30 | 2016-05-04 | 牡丹江师范学院 | Laser type discus core stable strength building and movable information feedback supervising device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110511 Termination date: 20110831 |