CN109126017A - A kind of the rope skipping hand handle and its method for limiting speed of automatic speed-limiting - Google Patents
A kind of the rope skipping hand handle and its method for limiting speed of automatic speed-limiting Download PDFInfo
- Publication number
- CN109126017A CN109126017A CN201811235371.2A CN201811235371A CN109126017A CN 109126017 A CN109126017 A CN 109126017A CN 201811235371 A CN201811235371 A CN 201811235371A CN 109126017 A CN109126017 A CN 109126017A
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- China
- Prior art keywords
- friction plate
- turntable
- hand handle
- speed
- limiting
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Classifications
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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
- A63B5/00—Apparatus for jumping
- A63B5/20—Skipping-ropes or similar devices rotating in a vertical plane
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B5/00—Apparatus for jumping
- A63B5/20—Skipping-ropes or similar devices rotating in a vertical plane
- A63B5/205—Powered skipping rope devices
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Pulleys (AREA)
Abstract
The invention discloses the rope skipping hand handle and its method for limiting speed of a kind of automatic speed-limiting, which is divided into: No.1 hand handle and two trumpeter's handles, the No.1 hand handle and two trumpeters are including: shell, with accommodating cavity；Turntable is arranged in the accommodating cavity of shell；Shaft, one end are equipped with: lacing hole, which is fixedly connected with rope, are fixedly connected across turntable and with the turntable, the lower rotation connection of the other end and accommodating cavity；And deceleration component, it includes: the friction plate with deformation temperature, the friction plate are arranged on the side wall of turntable, and can opposite sliding with the side wall of accommodating cavity.Wherein, friction plate has arcuate structure, and the arcuate structure of No.1 handle and two trumpeter's handles is in mirror symmetry.Hand handle of the invention can be such that temperature changes to realize the change of frictional force by frictional heat generation, to realize automatic speed-limiting, use convenient for beginner.
Description
Technical field
The present invention relates to a kind of rope skipping hand handle, the rope skipping hand handle and its method for limiting speed of specially a kind of automatic speed-limiting.
Background technique
Marmem is with shape memory effect by thermoelasticity and martensitic traoformation and its inversion by two
Kind or more the material that is constituted of metallic element.1932, Swede's Oran moral first observed in golden cadmium alloy was imitated to " memory "
It answers, i.e. after the shape of alloy is changed, once being heated to certain transition temperature, it can with magic be changed back to originally again
Shape, the alloy with this specific function calls marmem by people.
Traditional Handle of skipping rope is will to skip rope to be fixed on one end of Handle of skipping rope, generally uses softer rope, to reduce
The torsion that rope skipping generates between rope skipping and handle when stirring.According to harder rope skipping, Handle of skipping rope needs to be arranged shaft, jumps
Rope is fixed in shaft, otherwise can be generated torsion between rope skipping and handle and is difficult with.But when using harder rope skipping,
The handle generally skipped rope is difficult to control rotation speed, can acquire a certain degree of difficulty for beginner.
Summary of the invention
In view of the above problems, the present invention provides the rope skipping hand handle and its method for limiting speed of a kind of automatic speed-limiting, the handle solution
The problem of existing handle of having determined needs secure fit to use and be unable to speed limit, can be such that temperature changes to realize by frictional heat generation
The change of frictional force uses to realize automatic speed-limiting convenient for beginner.
To achieve the above object, the invention provides the following technical scheme:
A kind of rope skipping hand handle of automatic speed-limiting, the hand handle are divided into: No.1 hand handle and two trumpeter's handles, the No.1 hand handle and No. two
Hand handle includes: shell, with accommodating cavity；Turntable is arranged in the accommodating cavity of the shell；Shaft, one end are equipped with:
Lacing hole, the lacing hole are fixedly connected with rope, are fixedly connected across the turntable and with the turntable, the other end and accommodating cavity
Lower rotation connection；And deceleration component, it includes: the friction plate with deformation temperature, the friction plate are arranged at described turn
On the side wall of disk, and can opposite sliding with the side wall of accommodating cavity.
Wherein, the friction plate has arcuate structure, and the arcuate structure of the No.1 handle and two trumpeter's handles is in mirror image
Symmetrically.
In use state, the shaft drives turntable rotation, so that the friction plate of the deceleration component is with respect to accommodating cavity
Sliding generates friction, and frictional heat generation, when the turntable, which rotates, to be accelerated, the temperature of friction plate reaches deformation temperature, the friction
The radian of the arcuate structure of piece becomes smaller, and frictional force increases, so that the speed of turntable reduces；When the speed of turntable reduces, friction
The temperature of piece reduces, and when temperature is lower than deformation temperature, the friction plate restores shape, and frictional force reduces, so that turntable
Speed increases.
As a preferred technical solution of the present invention, the deceleration component also includes: rubber friction layer is fixed on institute
It states on the side wall of accommodating cavity, and is in contact with the friction plate.
As a preferred technical solution of the present invention, the bottom of the accommodating cavity is equipped with: mounting groove, the shaft it is another
One end is rotatably arranged in the mounting groove.
As a preferred technical solution of the present invention, the rope is fixed on the lacing hole by puller bolt
It is interior.
As a preferred technical solution of the present invention, the shaft has bending structure.
As a preferred technical solution of the present invention, the shell is equipped with: cover board, the cover board are equipped with: through-hole,
The shaft passes through the through-hole and the turntable.
As a preferred technical solution of the present invention, the friction plate is using made of memorial alloy.
As a preferred technical solution of the present invention, the memorial alloy includes: Ni-Ti alloy.
The present invention also provides a kind of method for limiting speed of the rope skipping hand handle of automatic speed-limiting, this method is directed to the automatic limiting
The rope skipping hand handle of speed, it includes:
In rope skipping, No.1 hand handle and two trumpeter's handles are held, rope drives No.1 hand handle and the shaft of two trumpeter's handles to phase
Anti- direction rotation；
When the shaft drives turntable rotation, slides the friction plate of deceleration component with respect to accommodating cavity and generate friction, rub
Heat is wiped, when the turntable, which rotates, to be accelerated, the temperature of friction plate reaches deformation temperature, the arc of the arcuate structure of the friction plate
Degree becomes smaller, and frictional force increases, so that the speed of turntable reduces；When the speed of turntable reduces, the temperature of friction plate is reduced, and works as temperature
When degree is lower than deformation temperature, the friction plate restores shape, and frictional force reduces, so that the speed of turntable increases.
As a preferred technical solution of the present invention, in deceleration component rotation, the shaft drives the company of being secured to
The turntable rotation connect, the driven by rotary disc are fixed on the rotation of the friction plate on its side wall, the end of the friction plate and the accommodating of shell
Fixed rubber friction layer phase mutual friction is on the side wall of chamber with heat production.
The friction plate is made of Ni-Ti alloy, and at 40 DEG C or more or 40 DEG C or less, its crystal structure changes,
So that friction plate generates deformation.
Compared with prior art, the beneficial effects of the present invention are:
(1) Handle of skipping rope of the invention generates friction by the side wall relative motion of deceleration component and the accommodating cavity of shell,
The hot temperature to change friction plate generated by friction, friction plate uses memorial alloy, when deceleration component velocity of rotation is fast, rises
Warm fast, after reaching deformation temperature, the frictional force of the side wall of the accommodating cavity of deceleration component and shell becomes larger, so that limit, works as deceleration
Afterwards, after temperature is lower than deformation temperature, friction plate can restore shape again, increase friction, velocity of rotation is made to become smaller, thus can be real
The function of existing automatic speed-limiting；
(2) shaft of Handle of skipping rope of the invention is suitable for by puller bolt to fix rope convenient for users to being adjusted to
The length itself used.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the rope skipping hand handle of automatic speed-limiting of the invention.
Fig. 2 is the cross-sectional view of the rope skipping hand handle of automatic speed-limiting of the invention.
Fig. 3 is the cross-sectional view in section at A-A in Fig. 1 of the present invention.
Fig. 4 is the cross-sectional view in section at B-B in Fig. 1 of the present invention.
In figure: 1- No.1 handle；Bis- trumpeter's handle of 2-；3- rope；4- shaft；5- puller bolt；6- cover board；7- shell；8-
Handle；9- turntable；10- friction plate；11- rubber friction layer.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment:
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution:
A kind of rope skipping hand handle of automatic speed-limiting, as shown in Figure 1, the structure for the rope skipping hand handle of automatic speed-limiting of the invention is shown
It is intended to, as shown in Fig. 2, the cross-sectional view of the rope skipping hand handle for automatic speed-limiting of the invention, the hand handle are divided into: No.1 hand handle 1 and two
Trumpeter can distinguish 2 according to color or label, and the No.1 hand handle 1 and two trumpeters include 2: shell 7, turntable
9, shaft 4 and deceleration component.
Wherein, shell 7 has accommodating cavity, and turntable 9 is arranged in the accommodating cavity.One end of shaft 4 is equipped with: lacing hole, should
Lacing hole is fixedly connected with rope 3, is fixedly connected across turntable 9 and with the turntable 9, and the lower rotation of the other end and accommodating cavity connects
It connects.Deceleration component includes: the friction plate 10 with deformation temperature, which is arranged on the side wall of turntable 9, and with accommodating
The side wall of chamber can opposite sliding.
As shown in figure 3, for the cross-sectional view in section at A-A in Fig. 1 of the present invention, as shown in figure 4, at for B-B in Fig. 1 of the present invention
The cross-sectional view in section, friction plate 10 has arcuate structure, and the arcuate structure of No.1 handle 1 and two trumpeter's handles 2 is in mirror symmetry.
In use state, shaft 4 drives turntable 9 to rotate, so that the friction plate 10 of deceleration component is slided with respect to accommodating cavity
Friction is generated, frictional heat generation, when turntable 9, which rotates, to be accelerated, the temperature of friction plate 10 reaches deformation temperature, the arc of friction plate 10
The radian of structure becomes smaller, and frictional force increases, so that the speed of turntable 9 reduces；When the speed of turntable 9 reduces, friction plate 10
Temperature reduces, and when temperature is lower than deformation temperature, friction plate 10 restores shape, and frictional force reduces, so that the speed of turntable 9 increases
Greatly.
An embodiment according to the present invention, deceleration component also include: rubber friction layer 11 is fixed on the side wall of accommodating cavity
On, and be in contact with friction plate 10.
The bottom of an embodiment according to the present invention, accommodating cavity is equipped with: the other end of mounting groove, shaft 4 is rotatably arranged on this
In mounting groove.
An embodiment according to the present invention, rope 3 are fixed in lacing hole by puller bolt 5.
An embodiment according to the present invention, shaft 4 have bending structure.
An embodiment according to the present invention, shell 7 are equipped with: cover board 6, which is equipped with: through-hole, and shaft 4 is logical across this
Hole and turntable 9.
An embodiment according to the present invention, friction plate 10 are using made of memorial alloy.
An embodiment according to the present invention, memorial alloy is including (but not limited to) Ni-Ti alloy, at 40 DEG C or more and 40
DEG C crystal structure below is different, when temperature changes about 40 DEG C, alloy will contraction or expansion so that its form
It changes.Memory is total to can also be used other alloys, the rotation speed of temperature change value and turntable 9 that main consideration friction generates
It spends related, needs to set the deformation temperature of memorial alloy by testing.
It is of the invention can two-way speed limiting Handle of skipping rope working principle, it is specific as follows:
In rope skipping, rope 3 drives shaft 4 to rotate, and shaft 4 drives turntable 9 to rotate, and turntable 9 againsts with movable friction plate 10
Rubber friction layer 11 is slided, since friction can generate heat, to make friction plate 10 heat up, when the deformation temperature for reaching memorial alloy
Degree, friction plate 10 can be deformed, and radian can gradually become smaller, what the surface of the arc and rubber friction layer 11 that make its outer end was pasted
Tighter, the frictional force between friction plate 10 and rubber friction layer 11 is bigger, to limit the revolving speed of shaft 4.
The velocity of rotation of turntable 9 is faster, and temperature rising is faster, and when the revolving speed of turntable 9 is too fast, temperature can be more than memory quickly
The deformation temperature of alloy makes the frictional force between friction plate 10 and rubber friction layer 11 become larger, and carries out speed limit, temperature to turntable 9
It is gradually lower, after temperature is lower than the deformation temperature of memorial alloy, the shape of friction plate 10 is restored, and friction plate 10 rubs with rubber
The frictional force wiped between layer 11 becomes smaller, and limits again the speed of turntable 9.
A kind of method for limiting speed of the rope skipping hand handle of automatic speed-limiting, this method are directed to the rope skipping hand handle of automatic speed-limiting, it includes:
In rope skipping, hold No.1 hand handle 1 and two trumpeters 2, the drive No.1 hand handle 1 of rope 3 and two trumpeters 2 shaft
4 rotate in the opposite direction；
When shaft 4 drives turntable 9 to rotate, so that the friction plate 10 of deceleration component is generated friction with respect to accommodating cavity sliding, rub
Heat is wiped, when turntable 9, which rotates, to be accelerated, the temperature of friction plate 10 reaches deformation temperature, the radian of the arcuate structure of friction plate 10
Become smaller, frictional force increases, so that the speed of turntable 9 reduces；When the speed of turntable 9 reduces, the temperature of friction plate 10 is reduced, when
When temperature is lower than deformation temperature, friction plate 10 restores shape, and frictional force reduces, so that the speed of turntable 9 increases.
An embodiment according to the present invention, in deceleration component rotation, shaft 4 drives the turntable 9 being firmly connected with it to rotate,
The turntable 9 drives the friction plate 10 being fixed on its side wall to rotate, the side wall of the accommodating cavity of the end and shell 7 of the friction plate 10
The 11 phase mutual friction of rubber friction layer of upper fixation is with heat production.
Friction plate 10 is made of Ni-Ti alloy, and at 40 DEG C or more or 40 DEG C or less, its crystal structure changes, so that
Friction plate 10 generates deformation.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of rope skipping hand handle of automatic speed-limiting, it is characterised in that:
The hand handle is divided into: No.1 hand handle (1) and two trumpeters handle (2), the No.1 hand handle (1) and two trumpeters include (2):
Shell (7), with accommodating cavity；
Turntable (9) is arranged in the accommodating cavity of the shell (7)；
Shaft (4), one end is equipped with: lacing hole, which is fixedly connected with rope (3), across the turntable (9) and with
The turntable (9) is fixedly connected, the lower rotation connection of the other end and accommodating cavity；And
Deceleration component, it includes: the friction plate (10) with deformation temperature, the friction plate (10) are arranged in the turntable (9)
On side wall, and can opposite sliding with the side wall of accommodating cavity；
Wherein, the friction plate (10) has arcuate structure, and the arcuate structure of the No.1 handle (1) and two trumpeter's handles (2)
In mirror symmetry；
In use state, the shaft (4) drives turntable (9) rotation, so that the friction plate (10) of the deceleration component is opposite
Accommodating cavity sliding generates friction, and frictional heat generation, when the turntable (9), which rotate, to be accelerated, the temperature of friction plate (10) reaches deformation
The radian of temperature, the arcuate structure of the friction plate (10) becomes smaller, and frictional force increases, so that the speed of turntable (9) reduces；When turn
When the speed of disk (9) reduces, the temperature of friction plate (10) is reduced, when temperature is lower than deformation temperature, the friction plate (10)
Restore shape, frictional force reduces, so that the speed of turntable (9) increases.
2. the rope skipping hand handle of automatic speed-limiting according to claim 1, it is characterised in that:
The deceleration component also includes:
Rubber friction layer (11), is fixed on the side wall of the accommodating cavity, and is in contact with the friction plate (10).
3. the rope skipping hand handle of automatic speed-limiting according to claim 2, it is characterised in that:
The bottom of the accommodating cavity is equipped with: mounting groove, and the other end of the shaft (4) is rotatably arranged in the mounting groove.
4. the rope skipping hand handle of automatic speed-limiting according to claim 3, it is characterised in that:
The rope (3) is fixed in the lacing hole by puller bolt (5).
5. the rope skipping hand handle of automatic speed-limiting according to claim 4, it is characterised in that:
The shaft (4) has bending structure.
6. the rope skipping hand handle of automatic speed-limiting according to claim 5, it is characterised in that:
The shell (7) is equipped with: cover board (6), which is equipped with: through-hole, and the shaft (4) passes through the through-hole
With the turntable (9).
7. the rope skipping hand handle of automatic speed-limiting described in any one of -6 according to claim 1, it is characterised in that:
The friction plate (10) is using made of memorial alloy.
8. the rope skipping hand handle of automatic speed-limiting according to claim 7, it is characterised in that:
The memorial alloy includes: Ni-Ti alloy.
9. a kind of method for limiting speed of the rope skipping hand handle of automatic speed-limiting, it is characterised in that:
This method is directed to the rope skipping hand handle of the automatic speed-limiting as described in any one of claim 1-8, it includes:
In rope skipping, No.1 hand handle (1) and two trumpeters are held (2), rope (3) drives No.1 hand handle (1) and two trumpeters (2)
Shaft (4) rotate in the opposite direction；
When the shaft (4) drive turntable (9) to rotate, generates the friction plate (10) of deceleration component with respect to accommodating cavity sliding and rub
It wipes, frictional heat generation, when the turntable (9), which rotate, to be accelerated, the temperature of friction plate (10) reaches deformation temperature, the friction plate
(10) radian of arcuate structure becomes smaller, and frictional force increases, so that the speed of turntable (9) reduces；When the speed of turntable (9) reduces
When, the temperature of friction plate (10) reduces, and when temperature is lower than deformation temperature, the friction plate (10) restores shape, frictional force
Reduce, so that the speed of turntable (9) increases.
10. the method for limiting speed of the rope skipping hand handle of automatic speed-limiting according to claim 9, it is characterised in that:
In deceleration component rotation, the shaft (4) drives turntable (9) rotation being firmly connected with it, which drives solid
The friction plate (10) being scheduled on its side wall rotates, fixed on the side wall of the accommodating cavity of the end and shell (7) of the friction plate (10)
Rubber friction layer (11) phase mutual friction with heat production；
The friction plate (10) is made of Ni-Ti alloy, and at 40 DEG C or more or 40 DEG C or less, its crystal structure changes,
So that friction plate (10) generates deformation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811235371.2A CN109126017A (en) | 2018-10-23 | 2018-10-23 | A kind of the rope skipping hand handle and its method for limiting speed of automatic speed-limiting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811235371.2A CN109126017A (en) | 2018-10-23 | 2018-10-23 | A kind of the rope skipping hand handle and its method for limiting speed of automatic speed-limiting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109126017A true CN109126017A (en) | 2019-01-04 |
Family
ID=64809005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811235371.2A Pending CN109126017A (en) | 2018-10-23 | 2018-10-23 | A kind of the rope skipping hand handle and its method for limiting speed of automatic speed-limiting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109126017A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140096793A (en) * | 2013-01-29 | 2014-08-06 | 유정현 | Skipping rope |
| CN204352436U (en) * | 2015-01-22 | 2015-05-27 | 余姚市飞达文体用品有限公司 | Handle of skipping rope structure |
| CN204664971U (en) * | 2015-06-10 | 2015-09-23 | 苏州睿绮电子有限公司 | A kind of thermal louver |
| US20150335931A1 (en) * | 2014-05-22 | 2015-11-26 | Ultra Speed Ropes Inc. | Jump rope handle with multiple bearings |
| CN204864684U (en) * | 2015-08-28 | 2015-12-16 | 得力集团有限公司 | Skipping ropes |
| CN106390362A (en) * | 2016-12-08 | 2017-02-15 | 重庆第二师范学院 | Skipping rope handle with speed limiting function |
-
2018
- 2018-10-23 CN CN201811235371.2A patent/CN109126017A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140096793A (en) * | 2013-01-29 | 2014-08-06 | 유정현 | Skipping rope |
| US20150335931A1 (en) * | 2014-05-22 | 2015-11-26 | Ultra Speed Ropes Inc. | Jump rope handle with multiple bearings |
| CN204352436U (en) * | 2015-01-22 | 2015-05-27 | 余姚市飞达文体用品有限公司 | Handle of skipping rope structure |
| CN204664971U (en) * | 2015-06-10 | 2015-09-23 | 苏州睿绮电子有限公司 | A kind of thermal louver |
| CN204864684U (en) * | 2015-08-28 | 2015-12-16 | 得力集团有限公司 | Skipping ropes |
| CN106390362A (en) * | 2016-12-08 | 2017-02-15 | 重庆第二师范学院 | Skipping rope handle with speed limiting function |
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Application publication date: 20190104 |
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