CN110292740A - A kind of flexible link of trampoline - Google Patents
A kind of flexible link of trampoline Download PDFInfo
- Publication number
- CN110292740A CN110292740A CN201910639841.XA CN201910639841A CN110292740A CN 110292740 A CN110292740 A CN 110292740A CN 201910639841 A CN201910639841 A CN 201910639841A CN 110292740 A CN110292740 A CN 110292740A
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- CN
- China
- Prior art keywords
- flexible link
- trampoline
- cushion
- flexible
- jack
- 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.)
- Pending
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- 238000005452 bending Methods 0.000 claims abstract description 22
- 239000004411 aluminium Substances 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 12
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000011152 fibreglass Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 208000010392 Bone Fractures Diseases 0.000 description 2
- 206010017076 Fracture Diseases 0.000 description 2
- 239000003183 carcinogenic agent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 229910000600 Ba alloy Inorganic materials 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000004643 material aging Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- 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
- A63B5/11—Trampolines
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Laminated Bodies (AREA)
Abstract
The present invention provides a kind of flexible link of trampoline, the trampoline includes cushion, supports tube socket and multiple flexible links；The flexible link is the straight-bar that bending stiffness is 3000N/m~10000N/m, the bottom end of the flexible link is mounted on the support tube socket, center of its top from natural straight configuration to cushion deflects 10-200mm, to make the flexible rod bending, and it is mounted on the periphery or bottom of the cushion, to support and be tensioned the cushion.The bending stiffness of the flexible link is the straight-bar of 3000N/m~10000N/m, only can tighten cushion to the center of cushion deflection 10-290mm when flexible link is installed, and makes its maintenance elasticity, installs laborsaving convenience, reduce the difficulty of trampoline installation, improves installation safety.
Description
Technical field
The present invention relates to trampoline technical fields, and in particular, to a kind of trampoline flexible link.
Background technique
Trampolining is a kind of recreation that health is interesting.Studies have shown that trampolining can not only take exercises, enhancing
Muscle strength, moreover it is possible to help the sense of people's balance expansion, improve motor skill.Flexible link is the important component of trampoline, bottom end branch
It holds in the bottom framework of trampoline, apical support is on the periphery of the cushion of trampoline.In order to support cushion and move on cushion
People, flexible link necessarily have certain bending stiffness.Such as: plank & batten international corporation is in Chinese invention patent
In CN101102821B, disclose after the lower end of flexible link is assemblied in bottom framework suitable position, the upper end of flexible link never with
The natural placement status of mat edge connection needs to deflect 300- to the center of cushion to the state connecting with mat edge
450mm.The patent also discloses that the bending stiffness of flexible link is 1200N/m~3000N/m.Should be under the bending stiffness, it will be soft
Property bar to center of the mat deflect 300-450mm, need to expend biggish strength.Especially, the flexible link quantity of general trampoline is
30-72 root or more, for ordinary consumer, the installation for completing a trampoline is extremely difficult.Especially, flexible in deflection
During bar, setter strength is not out of control to flexible link enough, and flexible link rebound most probably injures setter, causes the accident.Separately
Outside, trampoline after a period of use, flexible link material aging.Cause flexible link to become fragile, increases the risk of fracture.
Therefore, it is really necessary to improve the flexible link of trampoline, the bending stiffness and weatherability of flexible link are improved, reduces flexible link
Deflection distance when installation, provide one kind can meet for a long time trampoline tensioning needs and flexible link, install it is laborsaving
It is convenient, the difficulty of trampoline installation is reduced, installation safety is improved, extends the service life of trampoline.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of flexible link of trampoline, flexible link is bending stiffness
For the straight-bar of 3000N/m~10000N/m, flexible link is only needed to deflect 100-290mm to the center of cushion when installing, can be tightened
Cushion makes its maintenance elasticity, installs laborsaving convenience, reduce the difficulty of trampoline installation, improves installation safety.
Technical scheme is as follows: a kind of flexible link of trampoline, the trampoline include cushion, support tube socket and multiple
Flexible link；The flexible link is the straight-bar that bending stiffness is 3000N/m~10000N/m, and the bottom end of the flexible link is mounted on institute
It states on support tube socket, center of the top from natural straight configuration to cushion deflects 10-290mm, to keep the flexible link curved
Song, and it is mounted on the periphery or bottom of the cushion, to support and be tensioned the cushion.
Preferably, the flexible link is aluminium bar or aluminium alloy rod.
Preferably, the diameter of the flexible link is 0.4~3.0cm.
Preferably, the flexibility pole length is 0.3-1.5m.
Preferably, the length or width of the cushion is 1-20 feet.
The top of the flexible link is mounted on the cushion periphery or bottom by buckle structure.Specifically, described
Buckle structure includes a thin rod part for being inserted at the top of the flexible link, is equipped with a head expanded, the head at the top of the thin rod part
Portion is equipped with a through-hole, and a belt one end is fixed in the tassel, and the belt is solid on the through-hole, the belt
A holding part is connect, which fixes the belt at the aperture of the through-hole, prevents the belt from retracting.
The bottom end of the flexible link is plugged on the bottom framework, and the bottom framework is tubular structure, top and bottom
On shifted to install jack and lower jack in pairs, a pair of upper jack of bottom end inclination insertion of the flexible link and it is described under
In jack.
Each pair of upper jack and the lower jack are correspondingly provided with sleeve, and the sleeve is inserted into a pair of upper jack and institute
It states in lower jack, the bottom end of the flexible link is inserted into the sleeve.
Preferably, the aperture of the lower jack be greater than the sleeve bottom end diameter and be less than the sleeve main part
Diameter, to prevent the sleeve from falling off from the lower jack.
The invention has the benefit that the bending stiffness of the flexible link of trampoline of the present invention be 3000N/m~
10000N/m, bending stiffness is high, however when installation, it is only necessary to 10-290mm is deflected to the center of cushion, laborsaving convenience is installed, it is general
Logical consumer can voluntarily install, and reduce the difficulty of trampoline installation, improve installation safety.Flexible link uses metal aluminium bar,
It is ageing-resistant, there is preferable elastic recovery capability, cushion can be maintained tensioning state, increase the balance quality of trampoline.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of trampoline of the present invention.
Fig. 2 is another structural schematic diagram of trampoline of the present invention.
Fig. 3 is the enlarged drawing at the place this Fig. 2A, illustrates the flexible link and structure that the buckle structure is used cooperatively is shown
It is intended to.
Fig. 4 is the enlarged drawing at this Fig. 2 B, illustrates the flexible link and structural representation that the bottom framework is used cooperatively
Figure.
Specific embodiment
In order to make goal of the invention of the invention, technical solution and technical effect are more clearly understood, below with reference to specific reality
Applying mode, the present invention is described further.It should be understood that specific embodiment described herein, for explaining only the invention,
It is not intended to limit the present invention.
Referring to Figures 1 and 2, instantly popular trampoline generally includes cushion 10 and bottom framework 20, and mostly with flexible link 30,
The bottom end 32 and top 31 of the flexible link 30 are separately mounted to the bottom framework 20 and 10 periphery of the cushion or bottom, thus
The cushion 10 is supported on 30 top of bottom framework.User can bounce on cushion 10, play and perform.
In order to support cushion and user, the flexible link 30 usually requires have certain bend resistance power.It is especially described
When flexible link 30 is installed, usually 30 bottom of flexible link is first fixed on the bottom framework 20, then by the flexible link 30
Top deflected from natural placement status to 10 center position of cushion namely flexible link bending camber, thus support and incite somebody to action
The cushion 10 maintains the state tightened, elasticity needed for making it meet spring.In the prior art, the flexible link of trampoline is anti-
Curved rigidity is generally less than 3000N/m, this just needs the natural placement status for never connecting the upper end of flexible link with mat edge
300-450mm is deflected to the center of cushion, with the requirement for supporting cushion and the elasticity of cushion being made to reach trampoline.In the prior art
Flexible link 30 bending stiffness it is too low, cause its elastic recovery capability poor, be easy to bend.Trampoline after a period of use, institute
Initial position cannot be restored to by stating flexible link 30, so that the cushion 10 no longer maintains tensioning state, structural relaxation, under elastic
Drop.In addition, the bending stiffness when flexible link is less than 3000N/m, the full-size of trampoline mat can only achieve 13 feet, no person,
The elasticity of cushion cannot be met the requirements.
For this purpose, the applicant, after further investigation, the bending stiffness that discovery improves flexible link can overcome drawbacks described above.
Flexible link described herein is the straight-bar that bending stiffness is 3000N/m~10000N/m, and the bottom end of the flexible link is mounted on
On the support tube socket, center of the top from natural straight configuration to cushion deflects 10-290mm, to make the flexible link
Bending, and it is mounted on the periphery or bottom of the cushion, to support and be tensioned the cushion.When the flexible link is bending stiffness
When for 3000N/m~10000N/m, the elastic restoring force of flexible link increases, and is unlikely to deform, so as to support the cushion and
Spring person.
The material of current flexible link common on the market is fiberglass pole or carbon fiber.Fiberglass pole has good resistance to
Corrosive nature, insulation performance, thermal insulation and high intensity etc..However fiberglass pole hardness is higher, the brittlement phase knot intrinsic with it
The defects of conjunction, constitutes low bend resistance outstanding, has not resist bending, wears no resistance, and flexibility is poor.Fiberglass pole is long
It phase Reusability and is easily used to crack under low-temperature condition, loses original elasticity, also therefore fracture sometimes, cause trampoline
Damage, there are security risks.In addition, according on October 27th, 2017, what international cancer research institution, the World Health Organization announced
Glass fibre is listed in 3 class carcinogenic substance inventories in carcinogenic substance inventory, is dangerous material.Preferably, flexibility described herein
The preferred aluminium bar of the material of bar 30, aluminium alloy rod.Wherein, aviation aluminium bar material is light, and surface resists through oxidation, electroplating processes, wind resistance
Pressure energy power is stronger than fiberglass pole, while having that good intensity, toughness, fatigue resistance and plasticity are good, the property such as not easy to break
Energy.
When the rigidity of the flexible link is 3000N/m~10000N/m, the length or width of the cushion is 1-20 feet.
Preferably, the diameter of the flexible link 30 is 0.4~3.0cm.
Preferably, the length of the flexible link 30 is 0.3-1.5m.
Referring to Fig. 3, the top 31 of the flexible link 30 is mounted on the cushion periphery or bottom by buckle structure 70.Tool
Body, the buckle structure 70 includes a thin rod part 711 being inserted into for the top 31 of the flexible link, 711 top of thin rod part
The head 712 expanded equipped with one, the head 712 are equipped with a through-hole 713, and 72 one end of a belt is fixed in 10 bottom of cushion
Portion, the belt 72 pass through the through-hole 713, an affixed holding part 73 on the belt 72, and the holding part 73 is by the belt
72 fix at the aperture of the through-hole 713, prevent the belt 72 from retracting.When installation, first by the bottom end of the flexible link 20
On the 32 insertion bottom frameworks 20, the thin rod part 711 is inserted on the top 31 of the flexible link 30.Cushion 10 will be pre-installed in
The belt 72 of bottom is pulled out through the through-hole 713 on the head 712, pushes the top 31 of the flexible link 30 from stretching shape naturally
State deflects 10-290mm to precompressed position to the center of the mat direction, then, by the holding part 73 by the band subcard
Gu preventing belt from retracting in the aperture of the through-hole 713, so that the fixed flexible link 30, is tensioned trampoline.When player is in trampoline
When upper bounce, the downward pressure that the flexible link bears the gravity of cushion and player's bounce generates further is restored after bending, such as
This maintains optimal state repeatedly.
Referring to Fig. 4, the bottom end 32 of the flexible link 30 is plugged on the bottom framework 20, and the bottom framework is tubulose knot
Jack 23 and lower jack 24 are shifted to install on structure, top surface 21 and bottom surface 22 in pairs, the bottom end 32 of the flexible link 32 is inclined
Oblique cutting enters in a pair of upper jack 23 and the lower jack 24.
Each pair of upper jack 23 and the lower jack 24 are correspondingly provided with sleeve 25, the sleeve 25 be inserted into it is a pair of it is described on
In jack 23 and the lower jack 24, the bottom end 32 of the flexible link 32 is inserted into 25 in the sleeve.
Preferably, the aperture of the lower jack 24 be greater than the sleeve 25 bottom end diameter and be less than the sleeve master
The diameter in body portion, to prevent the sleeve 25 from falling off from the lower jack 24.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, architectural form cans be flexible and changeable, can be with derivative series product.It only makes several
Simple deduction or replace all shall be regarded as belonging to present invention scope of patent protection determined by the appended claims.
Claims (8)
1. a kind of flexible link of trampoline, the trampoline include cushion, tube socket and multiple flexible links are supported；It is characterized in that, described
Flexible link is the straight-bar that bending stiffness is 3000N/m~10000N/m, and the bottom end of the flexible link is mounted on the support tube socket
On, center of the top from natural straight configuration to cushion deflects 10~290mm, to make the flexible rod bending, and installs
On the periphery or bottom of the cushion, to support and be tensioned the cushion.
2. the flexible link of trampoline as described in claim 1, which is characterized in that the flexible link is aluminium bar, aluminium alloy rod.
3. the flexible link of trampoline as described in claim 1, which is characterized in that the diameter of the flexible link is 0.4~3.0cm.
4. the flexible link of trampoline as described in claim 1, which is characterized in that the flexibility pole length is 0.3-1.5m.
5. the flexible link of trampoline as described in claim 1, which is characterized in that the length or width of the cushion is 1-20 English
Ruler.
6. the flexible link of trampoline as described in claim 1, which is characterized in that pacified by buckle structure on the top of the flexible link
Mounted in the cushion periphery or bottom；The buckle structure includes a thin rod part being inserted into for the top of the flexible link,
A head expanded is equipped at the top of the thin rod part, which is equipped with a through-hole, and a belt one end is fixed in the tassel,
The belt passes through the through-hole, an affixed holding part on the belt, which fixes the belt in the through-hole
Aperture at, prevent the belt from retracting.
7. the flexible link of trampoline as described in claim 1, which is characterized in that the bottom end of the flexible link is plugged on the bottom frame
On frame, the bottom framework is tubular structure, has shifted to install jack and lower jack, the flexibility in pairs on top and bottom
The bottom end inclination of bar is inserted into a pair of upper jack and the lower jack.
8. the flexible link of trampoline as described in claim 1, which is characterized in that each pair of upper jack and the lower jack are corresponding
Equipped with sleeve, the sleeve is inserted into a pair of upper jack and the lower jack, and the set is inserted into the bottom end of the flexible link
In cylinder, the aperture of the lower jack is greater than the diameter of the diameter of the bottom end of the sleeve and the main part less than the sleeve, from
And prevent the sleeve from falling off from the lower jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910639841.XA CN110292740A (en) | 2019-07-16 | 2019-07-16 | A kind of flexible link of trampoline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910639841.XA CN110292740A (en) | 2019-07-16 | 2019-07-16 | A kind of flexible link of trampoline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110292740A true CN110292740A (en) | 2019-10-01 |
Family
ID=68031226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910639841.XA Pending CN110292740A (en) | 2019-07-16 | 2019-07-16 | A kind of flexible link of trampoline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110292740A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005115557A1 (en) * | 2004-05-31 | 2005-12-08 | Board & Batten International Inc | A trampoline |
| CN101102821A (en) * | 2004-12-09 | 2008-01-09 | 木板&板条国际公司 | A trampoline |
| CN109806541A (en) * | 2018-12-29 | 2019-05-28 | 东莞市建嘉实业有限公司 | A kind of mounting structure of the flexible link of trampoline |
| CN211024943U (en) * | 2019-07-16 | 2020-07-17 | 东莞市建嘉实业有限公司 | Flexible rod of trampoline |
-
2019
- 2019-07-16 CN CN201910639841.XA patent/CN110292740A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005115557A1 (en) * | 2004-05-31 | 2005-12-08 | Board & Batten International Inc | A trampoline |
| CN101102821A (en) * | 2004-12-09 | 2008-01-09 | 木板&板条国际公司 | A trampoline |
| CN109806541A (en) * | 2018-12-29 | 2019-05-28 | 东莞市建嘉实业有限公司 | A kind of mounting structure of the flexible link of trampoline |
| CN211024943U (en) * | 2019-07-16 | 2020-07-17 | 东莞市建嘉实业有限公司 | Flexible rod of trampoline |
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