CN107007987B - Throw the exercising device of medicine ball - Google Patents
Throw the exercising device of medicine ball Download PDFInfo
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- CN107007987B CN107007987B CN201710384308.4A CN201710384308A CN107007987B CN 107007987 B CN107007987 B CN 107007987B CN 201710384308 A CN201710384308 A CN 201710384308A CN 107007987 B CN107007987 B CN 107007987B
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- scale
- medicine ball
- exercising device
- throwing
- low
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B69/00—Training appliances or apparatus for special sports
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2220/00—Measuring of physical parameters relating to sporting activity
- A63B2220/10—Positions
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2220/00—Measuring of physical parameters relating to sporting activity
- A63B2220/30—Speed
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The present invention throws the exercising device of medicine ball, including one low one high and the low scale, the high scale that are parallel to each other, triangle slide calliper rule are slidably connected between the low scale, high scale, bevel protractor is equiped with the triangle slide calliper rule, the horizontal sides of the triangle slide calliper rule are rotatablely connected with hypotenuse, be connected the initial mark elastic strip vertical with low scale at the triangle slide calliper rule the top of the horn, the initial mark elastic strip and horizontal sides are coplanar, the connected throwing mark elastic strip vertical with high scale of the free end of the hypotenuse, the mark elastic strip of throwing are located on initial mark elastic strip.Its object is to provide it is a kind of it is simple in construction, cost is low, easy to use, training effect, the exercising device of the throwing medicine ball of stimulating students ' interestses can be significantly improved.
Description
Technical field
The present invention relates to physical training apparatus, more particularly to a kind of exercising device for throwing medicine ball.
Background technology
China's adolescent student constitution and Health Situation Data of Civil Constitution Monitoring result show, the morphological development water of China student
Flat to improve, nutrition is improved, and average height has increased, and prevalence of anemia reduces, and frequently-occurring disease and the common disease incidence of disease are year by year
Decline, every two years morphological development of student is horizontal to have further raising.But investigation is shown simultaneously, the speed of student, resistance to
The quality of power, pliability, explosive force and strength etc. has decline, and teenager's lung capacity is generally reduced, obese students
Increase, rate of myopia remains high, and therefore, in the past 20 years, the teen-age comprehensive constitution in China is actually becoming in continuous decrease
Gesture.This phenomenon is especially troubling.To solve this problem, national development nationwide fitness programs in recent years, encourage teenager to join more
Sports are added to build up health.But bothersome to be, quite a few student bears sports as a kind of, not from
In find enjoyment.The sexual love of child day is moved, why in terms of sports items but enthusiasm is not highWhether done in some projects
It is bad, do not get good grades, lose interest gradually, passively practised by being actively engaged in becomingIt as the saying goes, " interest is best
Teacher ", interest can help to discharge the nature that student seeks knowledge, competed, and how excite the Sporting interest of student to become in order to instantly
Urgent problem to be solved in sports popularization.It is well known that sports need strength, but skill equally can not be ignored, and skill
Acquisition need the support of knowledge, if the relevant knowledge of physics, mathematics can be applied in sports, will obtain preferably
Achievement, can stimulating students ' interestses, be advantageous to improve the enthusiasm that joins into sports of student.
What the technology of traditional throwing medicine ball was focused on is the harmony for increasing upper limbs force and upper and lower extremities, the essential of exercise
It is：In face of direction of bowl, bipod staggered lunging position, centre of body weight falls on right crus of diaphragm (that pin below), and two knees are micro- to bend, and both hands lift ball
To the back upper place of head, then double the feet step on the ground, draw the abdomen, wave arm, ball is firmly thrown out by forward upward after head.Mechanical compliance is used during throwing
Sequence is：It is double when throwing medicine ball at hand, two hand hold of the ball can be made in rear on head, leaned back (as possible into full bow), by both legs
Arrive hip joint and trunk flexing with firmly pedaling, shoulder forward, is quickly brandished arm, last wrist flexion, ball thrown out rapidly.During throwing
Release speed soon, firmly will want violent.In training, the mistake that students are easiest to make is that the angle thrown is fluctuated, and is thrown
Angle, throwing achievement can be directly affected.
" inclined throw movements " this Kinematics Law has very strong directiveness in physical culture field-sports, if having grasped throwing
Skill is thrown, achievement can be significantly improved, excites the Sporting interest and enthusiasm of students significantly.But sports goods market at present
The special equipment for being used for medicine ball and throwing training of the rule is still make use of without discovery.
The content of the invention
The technical problem to be solved in the present invention is to provide it is a kind of it is simple in construction, cost is low, easy to use, instruction can be significantly improved
Practice effect, the exercising device of the throwing medicine ball of stimulating students ' interestses.
The present invention throws the exercising device of medicine ball, including one low one high and the low scale, the high scale that are parallel to each other, described
Triangle slide calliper rule are slidably connected between low scale, high scale, bevel protractor is equiped with the triangle slide calliper rule, the triangle slide calliper rule
Horizontal sides are rotatablely connected with hypotenuse, and be connected the initial mark elastic strip vertical with low scale at the triangle slide calliper rule the top of the horn, described
Initial mark elastic strip and horizontal sides are coplanar, the connected throwing mark elastic strip vertical with high scale of free end of the hypotenuse,
It is described throw mark elastic strip be located on initial mark elastic strip, the low scale, high scale opposite face on offer it is logical
Groove, the both ends of the horizontal sides and its is embedded in the groove with the connection end of hypotenuse, under the two ends of the horizontal sides
Side is provided with limiting component, and the limiting component includes elastic spacing block, plug-in unit, opening is provided with the elastic spacing block
Stitch, under nature, gap between the elastic spacing block two sides and groove be present, the plug-in unit insertion is described to open in seam
Afterwards, the two sides of the elastic spacing block can be with groove friction lock.
The present invention throws the exercising device of medicine ball, in addition to horizontal supporting plate, the low scale, high scale are arranged vertically
In the side of the horizontal supporting plate and it is located along the same line, the plane where the triangle slide calliper rule is perpendicular to the horizontal branch
Fagging, the universal caster wheel that can be locked is equiped with the horizontal supporting plate bottom four corners.
The present invention throws the exercising device of medicine ball, wherein the opposite side of the horizontal supporting plate is additionally provided with balancing weight,
The balancing weight is located at the low scale, among high scale.
The present invention throws the exercising device of medicine ball, wherein the groove is through the low scale, the height side of high scale
To and rectangular in cross-section.
The present invention throws the exercising device of medicine ball, wherein described open seam rectangular in cross-section, the plug-in unit is that diameter d is big
In the cylinder of the opening slit width degree m.
The present invention throws the exercising device of medicine ball, wherein the seam that opens is wedge shaped, the plug-in unit is and the wedge shape
The chock of cooperation.
The present invention throws the exercising device of medicine ball, wherein the positional distance ground where the initial mark elastic strip
Height h is equal to the height that trainer lifts the centre distance ground of medicine ball when ball crosses top with standard exercise posture.
Exercising device of the invention is simple in construction, easy to use, cost is low, effectively trainer can be instructed scientifically to throw
Throw medicine ball, can significantly improve throw medicine ball training effect, drastically increase teenager join into sports it is positive
Property, be advantageous to build up health, improve teenager and integrate constitution.
The exercising device of the throwing medicine ball of the present invention is described further below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram for the exercising device that the present invention throws medicine ball；
Fig. 2 a are the front view for the exercising device that the present invention throws medicine ball；
Fig. 2 b are the partial enlarged drawing at A in Fig. 2 a；
Fig. 3 is the right view for the exercising device that the present invention throws medicine ball；
Fig. 4 is the top view for the exercising device that the present invention throws medicine ball；
Fig. 5 is the partial enlarged drawing at B in Fig. 4；
Fig. 6 is the C direction views of elastic limited block in Fig. 5；
Fig. 7 is a kind of stereogram of embodiment of plug-in unit in the exercising device of the invention for throwing medicine ball；
Fig. 8 is the use state diagram of limiting component in the exercising device of the invention for throwing medicine ball.
Embodiment
As shown in Figures 1 to 8, the present invention throws the exercising device of medicine ball and includes being arranged vertically on the ground relatively low
Low scale 3 and higher high scale 4, low scale 3, high scale 4 are parallel to each other and along straight line arranged for interval.Low scale 3, height
Triangle slide calliper rule 6 are slidably connected between scale 4.Specifically, groove 5 is offered on the opposite face of low scale 3, high scale 4, preferably
, the rectangular cross-section of the groove 5 and through low scale 3, the short transverse of high scale 4, so as to triangle slide calliper rule 6 can along this height
Direction slides up and down.Triangle slide calliper rule 6 with horizontal sides 61 form sharp angle α after including horizontally disposed horizontal sides 61 and being in tilted layout
Hypotenuse 62, the left and right ends of horizontal sides 61 and its with the embedded groove 5 in the connection end of hypotenuse 62.The horizontal sides of triangle slide calliper rule 6
61 are rotatablely connected with hypotenuse 62, so, the angular dimension of above-mentioned sharp angle α are can adjust by rotating hypotenuse 62.For ease of it is accurate,
Quick regulation angle, bevel protractor 7 is equiped with triangle slide calliper rule 6.Angle adjustment in place after, it is horizontal in order to which triangle slide calliper rule 6 are positioned
Limiting component is provided with below the two ends on side 61, specifically, limiting component includes elastic spacing block 611, plug-in unit 612,
Opening seam 6111 is provided with the upper surface or lower surface of elastic spacing block 611, opening seam 6111 does not run through elastic spacing block
611 thickness D.Preferably, it can be rectangle to open 6111 sections of seam, and plug-in unit 612 can be more than opening seam 6111 for diameter d
Width m cylinder.Or it can also be wedge shape to open seam 6111, correspondingly, plug-in unit 612 is the chock with wedge-like engagement.When
So, it can also be other shapes to open seam 6111 and plug-in unit 612, as long as after inserting opening seam 6111 can open i.e. plug-in unit 612
Can, do not enumerate herein.Under nature, gap, triangle slide calliper rule 6 between the two sides of elastic spacing block 611 and groove 5 be present
Horizontal sides 61 can freely be slided up and down in groove 5.When the position of triangle slide calliper rule 6 needs to fix, plug-in unit 612 is inserted
Open in seam 6111, with going deep into for plug-in unit 612, open seam 6111 and be extruded opening, elastic spacing block 611 is adjacent with groove 5
Two sides deform upon, width W becomes larger, and two sides are gradually close with groove 5, finally, the width of elastic spacing block 611
When W is more than the width Y of groove 5, two sides are locked with groove 5 by frictional force., will when triangle slide calliper rule 6 need to move again
Plug-in unit 612 is extracted out, easy to operate.
Be connected initial mark elasticity vertical with low scale 3, front and rear arrangement in the horizontal direction at the top of the horn of triangle slide calliper rule 6
Bar 9, initial mark elastic strip 9 and horizontal sides 61 are coplanar, and the free end of hypotenuse 62 is connected vertical with high scale 4 and in the horizontal direction
The throwing mark elastic strip 10 of front and rear arrangement, throw mark elastic strip 10 and be located on initial mark elastic strip 9.
For ease of the whole exercising device of movement, horizontal supporting plate 2 can be placed on the ground, and low scale 3, high scale 4 hang down
The straight rear side for being arranged in horizontal supporting plate 2, it is the balance of keep level supporting plate 2, the front side of horizontal supporting plate 2, which is additionally provided with, matches somebody with somebody
Pouring weight 8, further to improve counterbalance effect, balancing weight 8 is located at low scale 3, among high scale 4.After horizontal supporting plate 2 is set,
Plane where the horizontal sides 61 and hypotenuse 62 of triangle slide calliper rule 6 is perpendicular to horizontal supporting plate 2.To further facilitate this exercising device
Move integrally, can also install the universal caster wheel 21 that can be locked at the bottom four corners of horizontal supporting plate 2, open ten thousand during mobile apparatus
To castor 21, rear universal caster wheel 21 can lock apparatus in place, and avoiding universal caster wheel 21 from rolling influences training effect.The universal caster wheel
21 common part can commercially to buy, therefore here is omitted for its structure and usage.
When carrying out medicine ball throwing training using the exercising device of the present invention, trainer stands in the low left side of scale 3, and with
Standard gestures lift medicine ball to overhead, now, adjust the height of triangle slide calliper rule 6, that is, adjust the height of horizontal sides 61,
And then the change in location of initial mark elastic strip 9 is driven, make the height h of the position far from ground etc. at the place of initial mark elastic strip 9
Height in medicine ball centre-to-centre spacing ground.
According to " inclined throw movements " rule, when throwing medicine ball, speed when medicine ball lands(its
In, V0For solid delivery when initial velocity, during calculating, the initial velocity uses 8~10m/s of average value of common trainer；G is
Acceleration of gravity；H is height h) of the position far from ground where initial mark elastic strip 9.Found through research measuring and calculating, work as initial velocity
V0The direction at place and the angle (sharp angle α i.e. between horizontal sides 61 and hypotenuse 62) of horizontal direction meet
When, the horizontal range of medicine ball is maximum, and maximum range isAccording to this principle, pass through initial velocity V0With it is initial
Height h of the position far from ground where mark elastic strip 9 can calculate Vt, and then the size of sharp angle α is calculated, utilize bevel protractor
7 adjustment hypotenuses 62, make the angle of the angle between hypotenuse 62 and horizontal sides 61 be equal to the size of the sharp angle α, now, throw mark
Position where elastic strip 10 is the target location of trainer, and trainer can aim at the throwing of this target location.
It is H and α matched data in the case of different initial velocity below：
Table 1：Initial velocity V0=10m/s
Table 2：Initial velocity V0=9m/s
| H(cm) | 210 | 220 | 230 | 240 | 250 | 260 |
| α (degree) | 39 | 38.8 | 38.6 | 38.4 | 38.2 | 38 |
Table 3：Initial velocity V0=8m/s
| H(cm) | 210 | 220 | 230 | 240 | 250 | 260 |
| α (degree) | 37.8 | 37.6 | 37.4 | 37.2 | 37 | 36.8 |
In summary, this exercising device can be according to the situation personalized customization of different trainers, as long as trainer is daily
According to own situation in training, practised using this exercising device according to correct angle of shot, you can while physical efficiency is strengthened
The sports performance obtained, help to cultivate sports interest.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, technical side of the those of ordinary skill in the art to the present invention
The various modifications and improvement that case is made, it all should fall into the protection domain of claims of the present invention determination.
Claims (7)
- A kind of 1. exercising device for throwing medicine ball, it is characterised in that：Including one low one it is high and be parallel to each other low scale (3), High scale (4), slidably connects triangle slide calliper rule (6) between the low scale (3), high scale (4), on the triangle slide calliper rule (6) Bevel protractor (7) is equiped with, horizontal sides (61) and the hypotenuse (62) of the triangle slide calliper rule (6) are rotatablely connected, the triangle slide calliper rule (6) Be connected the initial mark elastic strip (9) vertical with low scale (3), the initial mark elastic strip (9) and horizontal sides at the top of the horn (61) it is coplanar, the connected throwing mark elastic strip (10) vertical with high scale (4) of free end of the hypotenuse (62), the throwing Mark elastic strip (10) be located on initial mark elastic strip (9), the low scale (3), high scale (4) opposite face on open up There is a groove (5), the both ends of the horizontal sides (61) and its be embedded in the groove (5) with the connection end of hypotenuse (62), it is described Limiting component is provided with below the two ends of horizontal sides (61), the limiting component includes elastic spacing block (611), plug-in unit (612) opening, is provided with the elastic spacing block (611) and stitches (6111), under nature, the elastic spacing block (611) Gap between two sides and groove (5) be present, after plug-in unit (612) the insertion opening seam (6111) is interior, the elasticity limit The two sides of position block (611) can be with groove (5) friction lock.
- 2. the exercising device according to claim 1 for throwing medicine ball, it is characterised in that：Also include horizontal supporting plate (2), The low scale (3), high scale (4) are arranged vertically on the side of the horizontal supporting plate (2) and are located along the same line, described Plane where triangle slide calliper rule (6) fills at the horizontal supporting plate (2), horizontal supporting plate (2) bottom four corners Provided with the universal caster wheel (21) that can be locked.
- 3. the exercising device according to claim 2 for throwing medicine ball, it is characterised in that：The horizontal supporting plate (2) Opposite side is additionally provided with balancing weight (8), and the balancing weight (8) is located at the low scale (3), high scale (4) centre.
- 4. the exercising device according to claim 3 for throwing medicine ball, it is characterised in that：The groove (5) is through described Low scale (3), the short transverse and rectangular in cross-section of high scale (4).
- 5. the exercising device according to claim 4 for throwing medicine ball, it is characterised in that：It is described to open seam (6111) section Rectangular, the plug-in unit (612) is that diameter d is more than the cylinder for opening and stitching (6111) width m.
- 6. the exercising device according to claim 4 for throwing medicine ball, it is characterised in that：The seam (6111) that opens is in wedge Shape, the plug-in unit (612) are the chock with the wedge-like engagement.
- 7. the exercising device of the throwing medicine ball according to claim 5 or 6, it is characterised in that：The initial mark elasticity The height h on the positional distance ground where bar (9) is equal to the center that trainer lifts medicine ball when ball crosses top with standard exercise posture Height apart from ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710384308.4A CN107007987B (en) | 2017-05-26 | 2017-05-26 | Throw the exercising device of medicine ball |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710384308.4A CN107007987B (en) | 2017-05-26 | 2017-05-26 | Throw the exercising device of medicine ball |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107007987A CN107007987A (en) | 2017-08-04 |
| CN107007987B true CN107007987B (en) | 2018-01-09 |
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ID=59450887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710384308.4A Active CN107007987B (en) | 2017-05-26 | 2017-05-26 | Throw the exercising device of medicine ball |
Country Status (1)
| Country | Link |
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| CN (1) | CN107007987B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6213899B1 (en) * | 1999-10-08 | 2001-04-10 | Jody D. Maske | Method for teaching basketball shooting techniques |
| CN2894758Y (en) * | 2006-04-30 | 2007-05-02 | 王文平 | Marker for increasing shot delivery angle |
| CN201275398Y (en) * | 2008-09-25 | 2009-07-22 | 郭浩民 | Tester for throw angle of shot |
| JP2013000255A (en) * | 2011-06-15 | 2013-01-07 | Kyoichi Fujii | Practice device for pitching and catching balls which is capable of adjusting angle of reflective board |
| CN202637889U (en) * | 2012-04-13 | 2013-01-02 | 河北科技师范学院 | Imitation throwing solid ball exerting trainer |
| CN102908771B (en) * | 2012-11-04 | 2015-01-21 | 陇东学院 | Auxiliary training aid for lead ball |
-
2017
- 2017-05-26 CN CN201710384308.4A patent/CN107007987B/en active Active
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| Publication number | Publication date |
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| CN107007987A (en) | 2017-08-04 |
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