CN201676489U - Photoelectric extra-length special javelin strength training instrument - Google Patents

Photoelectric extra-length special javelin strength training instrument Download PDF

Info

Publication number
CN201676489U
CN201676489U CN2010201972741U CN201020197274U CN201676489U CN 201676489 U CN201676489 U CN 201676489U CN 2010201972741 U CN2010201972741 U CN 2010201972741U CN 201020197274 U CN201020197274 U CN 201020197274U CN 201676489 U CN201676489 U CN 201676489U
Authority
CN
China
Prior art keywords
reinforcing bar
javelin
sliding sleeve
slide plate
fixed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2010201972741U
Other languages
Chinese (zh)
Inventor
夏国滨
杨秀君
贾洪刚
齐景田
蔡琳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Harbin Normal University
Original Assignee
Harbin Normal University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Harbin Normal University filed Critical Harbin Normal University
Priority to CN2010201972741U priority Critical patent/CN201676489U/en
Application granted granted Critical
Publication of CN201676489U publication Critical patent/CN201676489U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Abstract

A photoelectric extra-length special javelin strength training instrument relates to a special javelin auxiliary training instrument and aims to solve the problem that the javelin training method has uncertain strength angle of the flexion forearm before strength exerting, and the launching speed is difficult to be monitored effectively and timely. A sliding plate is in sliding fit with a bottom plate, a front fixed plate is connected with the sliding plate by a tensile elastic body, a fixed sleeve of the sliding plate is connected with a support column, a sliding sleeve is nested on the support column, a steel bar penetrates through a first steel bar jacket, a second steel bar jacket and a counterweight sleeve to be connected with a first sliding sleeve, a driven shaft is fixedly mounted with a traction belt wheel, a traction belt is fixedly connected with the sliding plate and is wound on the traction belt wheel, a driver motor is in transmission connection with the driven shaft, a first contact switch is fixedly connected with the front fixed plate and the sliding plate, a second contact switch is fixedly mounted on a rear fixed plate and the sliding plate, a control switch is fixedly mounted on the sliding plate and is connected with a support base hinged with a training javelin, and the second steel bar jacket; and a photoelectric speed sensor is fixedly mounted on a support plate fixedly connected with the front sliding sleeve. The photoelectric extra-length special javelin strength training instrument is applicable to special javelin strength training.

Description

The superfine long javelin specific strength exercising machine of photo-electric
Technical field
The utility model relates to a kind of javelin specialized training assistive device.
Background technology
At present, javelin specific strength exercise except the straight-arm of lying on the back of barbell draws, the swing triceps press exercise, the main employing waved sheet, draws rubber band, thrown exercise means such as weight.And adopt above-mentioned exercise means to have following problem: promptly to the key technology of javelin with pectoral girdle arm, forearm lag behind characteristics specific aim firmly strong, have an effect anteflexion forearm, the angle of exerting oneself is fixing, release speed is difficult to monitor effectively immediately, and training effect is not good enough.
The utility model content
The purpose of this utility model provides the superfine long javelin specific strength exercising machine of a kind of photo-electric, with the straight-arm of lying on the back that solve to adopt barbell draw, sheet is waved in swing triceps press and employing, draw rubber band, throw exercise means such as weight exist with pectoral girdle arm, forearm lag behind characteristics specific aim firmly strong, have an effect anteflexion forearm, the angle of exerting oneself is fixing, release speed is difficult to the instant problem of monitoring effectively.
The utility model is to solve the problems of the technologies described above the technical scheme of taking to be: the superfine long javelin specific strength exercising machine of photo-electric of the present utility model comprises base plate, slide plate, stretchable elastomer, front shoe, two fixed bodies, two fixed covers, two sliding sleeves, reinforcing bar, two support columns, drive motors, transmission mechanism, traction belt, the traction belt wheel, support, driven shaft, at least two first jackscrews, first contact switch, second contact switch, gauge tap, rear fixed plate, connection handle, bearing pin, first spring, the first reinforcing bar overcoat, with the exercise hinged bearing of javelin, the second reinforcing bar overcoat, second jackscrew, light electricity velocity sensor, gripper shoe, counterweight cover and at least one extension spring; Two sliding sleeves are respectively preceding sliding sleeve and back sliding sleeve, and two support columns are respectively preceding support column and back support column; 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, the back that is arranged on the fixed body on the slide plate is disposed with two fixed covers from A-P, two fixed covers are packed on the slide plate, support is arranged on the rear side of base plate, support and ground are affixed, before the lower end of support column be contained in of being positioned at the front in two fixed covers and removably connect with it, the lower end of back support column is contained in of being positioned at the back in two fixed covers and removably connects with it, be set with preceding sliding sleeve on the preceding support column, be set with the back sliding sleeve on the back support column, before between support column and the preceding sliding sleeve and the back support column with after respectively be connected by at least one first jackscrew respectively between the sliding sleeve, reinforcing bar is provided with cross section and is circular projection, the first reinforcing bar overcoat, the second reinforcing bar overcoat, the counterweight cover and first spring all are sleeved on the reinforcing bar, and the cross section that the first reinforcing bar overcoat is positioned at reinforcing bar is slidingly matched for circular prominence and the two, the counterweight cover is arranged in front end and the two connection (present embodiment adopts and is threaded) of the first reinforcing bar overcoat, the second reinforcing bar overcoat is positioned at the rear end of the first reinforcing bar overcoat, the second reinforcing bar overcoat and counterweight cover all are slidingly matched with reinforcing bar, first spring is arranged between the first reinforcing bar overcoat and the second reinforcing bar overcoat, be connected by second jackscrew between the first reinforcing bar overcoat and the reinforcing bar, be connected by at least one extension spring between the front end of reinforcing bar and the preceding sliding sleeve, be fixed with connection handle on the front side wall of back sliding sleeve, the rear end of reinforcing bar is hinged with the connection handle of back sliding sleeve by bearing pin, the downward-sloping setting in the rear end of reinforcing bar, the angle of reinforcing bar and horizontal plane is 35 ° ± 3 °, the front end of gripper shoe and the rear wall of preceding sliding sleeve are affixed, be fixed with light electricity velocity sensor near on the end face of reinforcing bar one side on the gripper shoe, with the lower end of practising being positioned at the second reinforcing bar overcoat with the hinged bearing of javelin, and should be connected with the second reinforcing bar overcoat with the hinged bearing of javelin with exercise, 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 javelin specific strength exercise, the muscle groups of initiatively exerting oneself such as the chest that the practitioner can be elongated in advance throw a javelin when the javelin specific strength is practised, shoulder, arm, with the big arm of pectoral girdle turn over shoulder, forearm lags behind firmly and can have an effect by correct firmly track, angle of trajectory.Simultaneously, the practitioner can also simulate the speed of delivery stride, the braking of delivery stride connects final force, make the exercise of javelin specific strength near complete javelin strengthening exercise, release speed comes out by the light electricity velocity sensor instant playback, make training reach quantification monitoring, javelin training technique level is very helpful for improving.
Description of drawings
Fig. 1 is main TV structure figure of the present utility model, and Fig. 2 is the A-A cutaway view of Fig. 1, and Fig. 3 is the B portion enlarged drawing of Fig. 1, Fig. 4 vertical view that to be back sliding sleeve 32 be assembled together with protractor 37 and connection handle 35.
The specific embodiment
The specific embodiment one: in conjunction with Fig. 1-Fig. 4 present embodiment is described, the exercising machine of present embodiment comprises base plate 2, slide plate 3, stretchable elastomer 4, front shoe 5, two fixed bodies 6, two fixed covers 7, two sliding sleeves, reinforcing bar 9, two support columns, drive motors 11, transmission mechanism 12, traction belt 13, traction belt wheel 14, support 15, driven shaft 16, at least two first jackscrews 17, first contact switch, second contact switch, gauge tap 27, rear fixed plate 30, connection handle 35, bearing pin 36, first spring 52, the first reinforcing bar overcoat 22, with exercise with the hinged bearing 40 of javelin 1, the second reinforcing bar overcoat 41, second jackscrew 24, light electricity velocity sensor 53, gripper shoe 54, counterweight cover 60 and at least one extension spring 34; Two sliding sleeves are respectively that preceding sliding sleeve 31 and 32, two support columns of back sliding sleeve are respectively preceding support column 50 and back support column 51; Base plate 2 is affixed with ground, be disposed with front shoe 5 and slide plate 3 from A-P on the base plate 2, front shoe 5 is affixed with base plate 2, slide plate 3 is slidingly matched with base plate 2, respectively be fixed with a fixed body 6 on front shoe 5 and the slide plate 3, connect by stretchable elastomer 4 between two fixed bodies 6, the back that is arranged on the fixed body 6 on the slide plate 3 is disposed with two fixed covers 7 from A-P, two fixed covers 7 are packed on the slide plate 3, support 15 is arranged on the rear side of base plate 2, support 15 is affixed with ground, before the lower end of support column 50 be contained in of being positioned at the front in two fixed covers 7 and removably connect with it, the lower end of back support column 51 is contained in of being positioned at the back in two fixed covers 7 and removably connects with it, sliding sleeve 31 before being set with on the preceding support column 50, be set with back sliding sleeve 32 on the back support column 51, before between support column 50 and the preceding sliding sleeve 31 and back support column 51 with after respectively be connected by at least one first jackscrew 17 respectively between the sliding sleeve 32, reinforcing bar 9 is provided with cross section and is circular projection 33, the first reinforcing bar overcoat 22, the second reinforcing bar overcoat 41, counterweight cover 60 and first spring 52 all is sleeved on the reinforcing bar 9, and the cross section that the first reinforcing bar overcoat 22 is positioned at reinforcing bar 9 is slidingly matched for circular projection 33 places and the two, and counterweight cover 60 is arranged in the front end of the first reinforcing bar overcoat 22 and the two connection, and (present embodiment adopts and is threaded; Increase the weight of counterweight cover, can strengthen exercise to the javelin specific strength), the second reinforcing bar overcoat 41 is positioned at the rear end of the first reinforcing bar overcoat 22, the second reinforcing bar overcoat 41 and counterweight cover 60 all are slidingly matched with reinforcing bar 9, first spring 52 is arranged between the first reinforcing bar overcoat 22 and the second reinforcing bar overcoat 41 that (first spring can make the chest and the arm muscle group that participate in throwing elongate in advance, reach the purpose of superfine long training), be connected (by screwing second jackscrew 24 by second jackscrew 24 between the first reinforcing bar overcoat 22 and the reinforcing bar 9, produce certain resistance between reinforcing bar overcoat 22 and the reinforcing bar 9, make the position relative fixed of throwing arm hand, when avoiding final force, bending forearm earlier has an effect), be connected by at least one extension spring 34 between the front end of reinforcing bar 9 and the preceding sliding sleeve 31, be fixed with connection handle 35 on the front side wall of back sliding sleeve 32, the rear end of reinforcing bar 9 is hinged with the connection handle 35 of back sliding sleeve 32 by bearing pin 36, the downward-sloping setting in the rear end of reinforcing bar 9, reinforcing bar 9 is 35 ° ± 3 ° with the angle α of horizontal plane, the rear wall of the front end of gripper shoe 54 and preceding sliding sleeve 31 is affixed, be fixed with light electricity velocity sensor 53 near on the end face of reinforcing bar 9 one sides on the gripper shoe 54, be positioned at the lower end of the second reinforcing bar overcoat 41 with the hinged bearing 40 of javelin 1 with exercise, and should be connected with the second reinforcing bar overcoat 41 with the hinged bearing 40 of javelin 1 with exercise, the two ends of driven shaft 16 respectively are rotationally connected by a bearing and support 15, be fixed with a traction belt wheel 14 on the driven shaft 16, one end of traction belt 13 and the rear end of slide plate 3 are affixed, the other end of traction belt 13 is wrapped on the traction belt wheel 14, be in transmission connection by transmission mechanism 12 between the output shaft of drive motors 11 and the driven shaft 16, two first contacts 18 of first contact switch are oppositely arranged, and on the rear end face of front shoe 5 and respectively be fixed with one first contact 18 of first contact switch on the front end face of slide plate 3, gauge tap 27 is packed on the slide plate 3, the rear end of slide plate 3 is provided with breach, rear fixed plate 30 is packed on the base plate 2 and is positioned at the indentation, there of slide plate 3, two second contacts 28 of second contact switch are oppositely arranged, one second contact 28 of second contact switch is packed on the front end face of rear fixed plate 30, another second contact 28 of second contact switch is packed on the slide plate 3, and is positioned on the rear fixed plate 30 corresponding end faces.Light electricity velocity sensor adopts prior art, is manufactured by KEYENCE company.
The specific embodiment two: in conjunction with Fig. 1 and Fig. 2 present embodiment is described, the transmission mechanism 12 of present embodiment is made up of driving gear 19 and driven gear 20; Driving gear 19 is packed on the output shaft of drive motors 11, driving gear 19 and driven gear 20 engagements, and driven gear 20 is packed on the driven shaft 16.So be provided with, simple in structure, stable drive.Other is identical with embodiment one.
The specific embodiment three: in conjunction with Fig. 1 and Fig. 2 present embodiment is described, the stretchable elastomer 4 of present embodiment is second spring or rubber band.So be provided with, utilize the elasticity maintenance front shoe of second spring or rubber band and the distance between the slide plate.Other is identical with embodiment one or two.
The specific embodiment four: in conjunction with Fig. 1 present embodiment is described, is connected by three extension springs 34 between the front end of the reinforcing bar 9 of present embodiment and the preceding sliding sleeve 31.So be provided with, the deviation that can guarantee the reinforcing bar angle of inclination is in scope of design.Other is identical with embodiment one, two or three.
The specific embodiment five: in conjunction with Fig. 1 and Fig. 2 present embodiment is described, present embodiment and the specific embodiment one, two, three or fours' difference is: the exercising machine of present embodiment also comprises four lacing wires 26; Before each side the removably connecting by lacing wire 26 and slide plate 3 respectively of support column 50, each side the removably connecting by a lacing wire 26 and slide plate 3 respectively of back support column 51.So be provided with, can play the back and front supporting post is strengthened fixing effect.
The specific embodiment six: in conjunction with Fig. 1 and Fig. 3 present embodiment is described, present embodiment and the specific embodiment one, two, three, four or fives' difference is: the exercising machine of present embodiment also comprises the protractor 37 that is used to measure the reinforcing bar angle of inclination; This protractor 37 that is used to measure the reinforcing bar angle of inclination is affixed with the front side wall of back sliding sleeve 32, and reinforcing bar 9 reclines mutually with the protractor 37 that this is used to measure the reinforcing bar angle of inclination.So be provided with, be convenient to the adjustment of reinforcing bar angle.
The specific embodiment seven: in conjunction with Fig. 1 present embodiment is described, present embodiment and the specific embodiment one, two, three, four, five or sixs' difference is: the exercising machine of present embodiment also comprises damper 47; Damper 47 is arranged between second sliding sleeve 41 and the bearing 40, and damper 47 and second sliding sleeve 41 and bearing 40 are affixed.So be provided with, can play the effect of damping.Damper 47 is a prior art, and model is selected as required.
The sportsman is when carrying out the javelin strengthening exercise, and the start-up control switch makes oppositely (counterclockwise) rotation of drive motors, and slide plate is to front slide, when two first contacts of first contact switch contact, drive motors quits work, and at this moment, stretchable elastomer recovers normal condition; The start-up control switch rotates drive motors forward (clockwise), and slide plate slides backward, and when two second contacts of second contact switch contacted, drive motors quit work, and this moment, stretchable elastomer was tending towards the maximum tension state.The practitioner can recycle the last braking of slip simulation delivery stride of slide plate when carrying out the javelin specific strength training, exercise throws a javelin on reinforcing bar (track); Also can pull down two support columns and do free-hand or, perhaps only utilize reinforcing bar (track) to carry out standing throw javelin action exercise without reinforcing bar (track) action exercise that throws a javelin.Release speed during training athlete comes out by the light electricity velocity sensor instant playback, is convenient to real-time monitoring.

Claims (7)

1. superfine long javelin specific strength exercising machine of photo-electric, it is characterized in that: described exercising machine comprises base plate (2), slide plate (3), stretchable elastomer (4), front shoe (5), two fixed bodies (6), two fixed covers (7), two sliding sleeves, reinforcing bar (9), two support columns, drive motors (11), transmission mechanism (12), traction belt (13), traction belt wheel (14), support (15), driven shaft (16), at least two first jackscrews (17), first contact switch, second contact switch, gauge tap (27), rear fixed plate (30), connection handle (35), bearing pin (36), first spring (52), the first reinforcing bar overcoat (22), with the exercise hinged bearing (40) of javelin (1), the second reinforcing bar overcoat (41), second jackscrew (24), light electricity velocity sensor (53), gripper shoe (54), counterweight cover (60) and at least one extension spring (34); Two sliding sleeves are respectively preceding sliding sleeve (31) and back sliding sleeve (32), and two support columns are respectively preceding support column (50) and back support column (51); Base plate (2) is affixed with ground, base plate (2) is gone up and is disposed with front shoe (5) and slide plate (3) from A-P, front shoe (5) is affixed with base plate (2), slide plate (3) is slidingly matched with base plate (2), respectively be fixed with a fixed body (6) on front shoe (5) and the slide plate (3), connect by stretchable elastomer (4) between two fixed bodies (6), the back that is arranged on the fixed body (6) on the slide plate (3) is disposed with two fixed covers (7) from A-P, two fixed covers (7) are packed on the slide plate (3), support (15) is arranged on the rear side of base plate (2), support (15) is affixed with ground, before the lower end of support column (50) be contained in of being positioned at the front in two fixed covers (7) and removably connect with it, the lower end of back support column (51) is contained in of being positioned at the back in two fixed covers (7) and removably connects with it, be set with preceding sliding sleeve (31) on the preceding support column (50), be set with back sliding sleeve (32) on the back support column (51), before between support column (50) and the preceding sliding sleeve (31) and back support column (51) with after respectively be connected by at least one first jackscrew (17) respectively between the sliding sleeve (32), reinforcing bar (9) is provided with cross section and is circular projection (33), the first reinforcing bar overcoat (22), the second reinforcing bar overcoat (41), counterweight cover (60) and first spring (52) all are sleeved on the reinforcing bar (9), and the cross section that the first reinforcing bar overcoat (22) is positioned at reinforcing bar (9) is that circular projection (33) is located and the two is slidingly matched, counterweight cover (60) is positioned at front end and the two connection of the first reinforcing bar overcoat (22), the second reinforcing bar overcoat (41) is positioned at the rear end of the first reinforcing bar overcoat (22), the second reinforcing bar overcoat (41) and counterweight cover (60) all are slidingly matched with reinforcing bar (9), first spring (52) is arranged between the first reinforcing bar overcoat (22) and the second reinforcing bar overcoat (41), be connected by second jackscrew (24) between the first reinforcing bar overcoat (22) and the reinforcing bar (9), be connected by at least one extension spring (34) between the front end of reinforcing bar (9) and the preceding sliding sleeve (31), be fixed with connection handle (35) on the front side wall of back sliding sleeve (32), the rear end of reinforcing bar (9) is hinged with the connection handle (35) of back sliding sleeve (32) by bearing pin (36), the downward-sloping setting in rear end of reinforcing bar (9), reinforcing bar (9) is 35 ° ± 3 ° with the angle (α) of horizontal plane, the rear wall of the front end of gripper shoe (54) and preceding sliding sleeve (31) is affixed, gripper shoe (54) goes up near on the end face of reinforcing bar (9) one sides and is fixed with light electricity velocity sensor (53), with the lower end of practising being positioned at the second reinforcing bar overcoat (41) with the hinged bearing (40) of javelin (1), and should be connected with the second reinforcing bar overcoat (41) with the hinged bearing (40) of javelin (1) with exercise, the two ends of driven shaft (16) respectively are rotationally connected by a bearing and support (15), be fixed with a traction belt wheel (14) on the driven shaft (16), the rear end of one end of traction belt (13) and slide plate (3) is affixed, the other end of traction belt (13) is wrapped on the traction belt wheel (14), be in transmission connection by transmission mechanism (12) between the output shaft of drive motors (11) and the driven shaft (16), two first contacts (18) of first contact switch are oppositely arranged, and respectively be fixed with one first contact (18) of first contact switch on the rear end face of front shoe (5) and on the front end face of slide plate (3), gauge tap (27) is packed on the slide plate (3), the rear end of slide plate (3) is provided with breach, rear fixed plate (30) is packed in the indentation, there that slide plate (3) were gone up and be positioned to base plate (2), two second contacts (28) of second contact switch are oppositely arranged, one second contact (28) of second contact switch is packed on the front end face of rear fixed plate (30), another second contact (28) of second contact switch is packed on the slide plate (3), and is positioned on the corresponding end face of rear fixed plate (30).
2. the superfine long javelin specific strength exercising machine of photo-electric according to claim 1, it is characterized in that: transmission mechanism (12) is made up of driving gear (19) and driven gear (20); Driving gear (19) is packed on the output shaft of drive motors (11), driving gear (19) and driven gear (20) engagement, and driven gear (20) is packed on the driven shaft (16).
3. the superfine long javelin specific strength exercising machine of photo-electric according to claim 1, it is characterized in that: stretchable elastomer (4) is second spring or rubber band.
4. according to claim 1, the superfine long javelin specific strength exercising machine of 2 or 3 described photo-electrics, it is characterized in that: be connected by three extension springs (34) between the front end of reinforcing bar (9) and the preceding sliding sleeve (31).
5. the superfine long javelin specific strength exercising machine of photo-electric according to claim 1, it is characterized in that: described exercising machine also comprises four lacing wires (26); Before each side the removably connecting by a lacing wire (26) and slide plate (3) respectively of support column (50), each side the removably connecting by a lacing wire (26) and slide plate (3) respectively of back support column (51).
6. the superfine long javelin specific strength exercising machine of photo-electric according to claim 1 or 5, it is characterized in that: described exercising machine also comprises the protractor (37) that is used to measure the reinforcing bar angle of inclination; This protractor (37) that is used to measure the reinforcing bar angle of inclination is affixed with the front side wall of back sliding sleeve (32), and reinforcing bar (9) reclines mutually with the protractor (37) that this is used to measure the reinforcing bar angle of inclination.
7. the superfine long javelin specific strength exercising machine of photo-electric according to claim 1, it is characterized in that: described exercising machine also comprises damper (47); Be connected with the second reinforcing bar overcoat (41) by damper (47) with the hinged bearing (40) of javelin (1) with exercise.
CN2010201972741U 2010-05-20 2010-05-20 Photoelectric extra-length special javelin strength training instrument Expired - Fee Related CN201676489U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010201972741U CN201676489U (en) 2010-05-20 2010-05-20 Photoelectric extra-length special javelin strength training instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010201972741U CN201676489U (en) 2010-05-20 2010-05-20 Photoelectric extra-length special javelin strength training instrument

Publications (1)

Publication Number Publication Date
CN201676489U true CN201676489U (en) 2010-12-22

Family

ID=43341553

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010201972741U Expired - Fee Related CN201676489U (en) 2010-05-20 2010-05-20 Photoelectric extra-length special javelin strength training instrument

Country Status (1)

Country Link
CN (1) CN201676489U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103638664A (en) * 2013-12-30 2014-03-19 哈尔滨商业大学 Laser type javelin core stability and strength training and information feedback monitoring device
CN103638663A (en) * 2013-12-30 2014-03-19 哈尔滨商业大学 Laser type super-equal-length javelin core stability and strength training and information feedback monitoring device
CN104548544A (en) * 2014-12-30 2015-04-29 哈尔滨商业大学 Laser type super-equal-length javelin instrument vibration core stable strength training and information feedback device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103638664A (en) * 2013-12-30 2014-03-19 哈尔滨商业大学 Laser type javelin core stability and strength training and information feedback monitoring device
CN103638663A (en) * 2013-12-30 2014-03-19 哈尔滨商业大学 Laser type super-equal-length javelin core stability and strength training and information feedback monitoring device
CN103638663B (en) * 2013-12-30 2016-03-09 黑龙江科技大学 A kind of superfine long javelin core stability strength building of laser type and information feed back supervising device
CN103638664B (en) * 2013-12-30 2016-08-17 哈尔滨学院 A kind of Laser-type javelin core stable strength building and information feedback supervising device
CN104548544A (en) * 2014-12-30 2015-04-29 哈尔滨商业大学 Laser type super-equal-length javelin instrument vibration core stable strength training and information feedback device

Similar Documents

Publication Publication Date Title
NO336160B1 (en) Ergometer for ski training
CN104689548B (en) Skiing simulation trainer
CN106470739A (en) It is incorporated to the funicular system of treadmill
CN205549379U (en) Device is tempered with multi -functional muscle to sports teaching
CN201676486U (en) Photoelectric special javelin strength training instrument
CN206652157U (en) Family expenses force exerciser
CN201676487U (en) Special strength training device for overlength and equal-length javelin
CN201676489U (en) Photoelectric extra-length special javelin strength training instrument
CN203264197U (en) Fitness equipment
CN201551809U (en) Shot put trainer
CN201823267U (en) Special strength trainer for discus throw
CN201189366Y (en) Short-distance race stem arm-oscillation power trainer
CN201676488U (en) Javelin professional training apparatus
CN201006225Y (en) Human upper limb and waist back muscles strength exerciser
CN203852818U (en) Vertical tennis trainer
CN202844515U (en) Table tennis ball hitting training device
CN203291484U (en) Photoelectric type vibration javelin specialized strength exercising device
CN201815079U (en) Special photoelectric super-equal-length discus throw physical strength trainer
CN103657042B (en) The device of the training of Fixed swivel force at the core and information feed back monitoring under superfine length
CN109985354B (en) Mountain climbing machine for body building
CN209997112U (en) Arm swinging strength trainer for sprint events
CN110585680A (en) Land trainer for free swimming
CN108635742B (en) Reaction force training device
CN201618379U (en) Ultra-isometric-type shot training station
CN202128854U (en) Oval fitness machine

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: 20101222

Termination date: 20110520