CN109432715A - A kind of safety spring chest-developer - Google Patents
A kind of safety spring chest-developer Download PDFInfo
- Publication number
- CN109432715A CN109432715A CN201811280334.3A CN201811280334A CN109432715A CN 109432715 A CN109432715 A CN 109432715A CN 201811280334 A CN201811280334 A CN 201811280334A CN 109432715 A CN109432715 A CN 109432715A
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- China
- Prior art keywords
- partition
- holding rod
- chest
- spring
- developer
- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/12—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for upper limbs or related muscles, e.g. chest, upper back or shoulder muscles
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/02—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Percussion Or Vibration Massage (AREA)
Abstract
The invention discloses a kind of safety spring chest-developers, including brute spring and it is fixedly connected on the holding rod at brute spring both ends, an inner cavity is offered inside each holding rod, each interior intracavitary equal gluing is fixed with a first partition, the first partition is fixed with second partition close to the side gluing of brute spring, and each holding rod is connected to that there are two wired hoses.Advantage is: during body-building, when slipping out of the hand occurs in one of holding rod, restore electroneutral at once and lose the active force to electrification plate in the two sides of piezoelectric element, electrification plate restPoses under the action of extension spring and plug is made to offset with through-hole, wired hose can not continue deformation due to its internal oil liquid can not continue flowing, so that chest-developer can not restore original shape under the effect of the elastic force of brute spring, avoiding chest-developer and slipping out of the hand leads to the phenomenon that striking body builder.
Description
Technical field
The present invention relates to body-building apparatus technical field more particularly to a kind of safety spring chest-developers.
Background technique
With the continuous development of society, the physical condition that more and more people are kept fit by body-building, chest-developer
Because its small volume, gymnasium are without limitation, and by the welcome of fitness enthusiasts；
Traditional chest-developer is firmly bent strength by arm only comprising brute spring and the holding rod for being fixed on both ends
Spring tempers arm strength, but brute spring after bending has biggish elastic potential energy, there is more apparent reversed elastic force, real
Common body builder causes chest-developer to be slipped out of the hand due to dangerous situation occurs situations such as power exhausts in the life of border.
Summary of the invention
When slipping out of the hand the purpose of the present invention is to solve chest-developer in the prior art, chest-developer quickly springs back and wounds body-building
Person or the problem of other people, and a kind of safety spring chest-developer proposed.
To achieve the goals above, present invention employs following technical solutions: a kind of safety spring chest-developer, including strength
Spring and the holding rod for being fixedly connected on brute spring both ends offer an inner cavity inside each holding rod, each
The interior intracavitary equal gluing is fixed with a first partition, and the first partition is fixed with close to the side gluing of brute spring
Two partitions, each holding rod are connected to there are two wired hose, and each wired hose is separate to correspond to the one of holding rod
The equal gluing in side is fixed on another holding rod, and arranged symmetrically in the first partition there are two through-hole, two through-hole positions
In the two sides of second partition；
The interior cavity wall is fixed with cylinder, and the cylinder is vertical with plane where second partition, passes through on the cylinder
It wears and sets there are two plate is charged, be arranged with an insulation sleeve outside each electrification plate, two insulation sleeves are mutual
Separate side is fixedly connected to an extension spring, the one end of each extension spring far from corresponding insulation sleeve with it is interior
The inner wall of chamber is fixedly connected, and each holding rod is respectively provided with there are two piezoelectric element, and two piezoelectric elements are located at
The two sides of cylinder, each equal gluing of piezoelectric element have one layer of rubber pad；
The inner wall of the inner cavity is symmetrically opened up there are two sliding slot, slidably connects a sliding block in each sliding slot,
Each sliding block is fixedly connected to a link block, and each link block is glued fixed close to the side of first partition
There is a plug, each side of the link block far from first partition is rotatably connected to a connecting rod using pin shaft, each
The one end of the connecting rod far from link block uses the insulation sleeve of pin shaft and corresponding position to be rotatablely connected, and the first partition is close
The side gluing of cylinder has air bag, and a small amount of compressed air is inoculated in the air bag.
In above-mentioned safety spring chest-developer, the middle part gluing of the cylinder is fixed with iron plate, the iron plate with two
Plane where charging plate is parallel.
In above-mentioned safety spring chest-developer, the plug is pyramid type structure, and the through-hole is circular columnar hole
Hole, each plug are arranged concentrically with symmetrical position through-hole.
In above-mentioned safety spring chest-developer, two holding rods, which misplace 90 °, to be arranged.
Compared with prior art, the present invention has the advantages that
1, the present invention in chest-developer in use, only both hands simultaneously hold with a firm grip two holding rods when, could be bent
Chest-developer starts sportsing body-building, so avoiding the extraneous chest-developer that squeezes is bent it and generates the dangerous situations such as impact；
2, during body-building, when slipping out of the hand occurs in one of holding rod, the two sides of piezoelectric element are extensive at once
Telegram in reply is neutral and loses to the active force for charging plate, and electrification plate restPoses under the action of extension spring and makes plug
It offsets with through-hole, wired hose can not continue deformation due to its internal oil liquid can not continue flowing, so that chest-developer can not be
The elastic force effect of brute spring is lower to restore original shape, and avoiding chest-developer and slipping out of the hand leads to the phenomenon that striking body builder；
3, body builder feels that power exhausts after tempering a period of time and when can not continue normal exercise, only need to slightly make to hold
The dynamics of bar reduces, and plug reduces the flow velocity of through hole close to through-hole at this time, at this time the exchange velocity of wired hose inner fluid
Reduction reduces the speed of its deformation, so that chest-developer can be restPosed with slow speed, avoids it with larger
Dynamics Fast Restoration causes body builder situations such as pulled muscle occur.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of safety spring chest-developer proposed by the present invention；
Fig. 2 is the structural schematic diagram that bar part is held in a kind of safety spring chest-developer proposed by the present invention；
Fig. 3 is the enlarged diagram of part A structure in Fig. 2.
In figure: 1 brute spring, 2 holding rods, 3 inner cavities, 4 first partitions, 5 second partitions, 6 wired hoses, 7 through-holes, 8 circles
Column, 9 electrification plates, 10 insulation sleeves, 11 extension springs, 12 piezoelectric elements, 13 sliding slots, 14 sliding blocks, 15 link blocks, 16 connecting rods, 17
Plug, 18 rubber pads, 19 iron plates.
Specific embodiment
Following embodiment only exists in illustrative purpose, limits the scope of the invention without being intended to.
Embodiment
Referring to Fig.1-3, a kind of safety spring chest-developer including brute spring 1 and is fixedly connected on 1 both ends of brute spring
Holding rod 2 offers an inner cavity 3 inside each holding rod 2, and gluing is fixed with a first partition in each inner cavity 3
4, first partition 4 is fixed with second partition 5 close to the side gluing of brute spring 1, and each holding rod 2 is connected to that there are two steel wires
Hose 6, each wired hose 6 are fixed on another holding rod 2 far from the equal gluing in side of corresponding holding rod 2, first partition 4
Upper to be symmetrical arranged there are two through-hole 7, two through-holes 7 are located at the two sides of second partition 5；
3 inner wall of inner cavity is fixed with cylinder 8, and cylinder 8 is vertical with 5 place plane of second partition, is provided through on cylinder 8
Two electrification plates 9, two electrification plates 9 can be slided with respect to cylinder 8, be arranged with an insulation outside each electrification plate 9
Set 10 guarantees the electrically charged non-conducting of 9 institutes of electrification plate to the external world, and the side of two insulation sleeves 10 away from each other is fixedly connected to
One extension spring 11, each extension spring 11 are fixedly connected with the inner wall of inner cavity 3 far from one end of corresponding insulation sleeve 10, make
It obtains insulation sleeve 10 and charges plate 9 under the action of extension spring 11 close to the side wall of 3 corresponding position of inner cavity, each holding rod 2
It is respectively provided with there are two piezoelectric element 12, two piezoelectric elements 12 are located at the two sides of cylinder 8, and each piezoelectric element 12 is glued
There is one layer of rubber pad 18, rubber pad 18 can enable the curable grip of body builder is relatively straightforward to be conducted to piezoelectric element 12, simultaneously
The insulation performance of rubber pad 18 conduct the charge on 12 surface of piezoelectric element can not to the hand of body builder；
The inner wall of inner cavity 3 is symmetrically opened up there are two sliding slot 13, slidably connects a sliding block 14 in each sliding slot 13, often
A sliding block 14 is fixedly connected to a link block 15, and each link block 15 is fixed with close to the equal gluing in the side of first partition 4
One plug 17, each side of the link block 15 far from first partition 4 are rotatably connected to a connecting rod 16 using pin shaft, each
The one end of connecting rod 16 far from link block 15 uses the insulation sleeve 10 of pin shaft and corresponding position to be rotatablely connected, and guarantees that insulation sleeve 10 exists
On cylinder 8 sliding be able to drive plug 17 generate far from or close to first partition 4 movement, first partition 4 close to cylinder 8 one
Side gluing has air bag 20, and a small amount of compressed air is inoculated in air bag 20, when the rotation of connecting rod 16 makes plug 17 leave through-hole 7, air bag
20 can suitably compress, and guarantee that plug 17 can be moved normally, avoid because of first partition 4 close to 8 side of cylinder without compression space
Cause plug 7 that can not move.
The middle part gluing of cylinder 8 is fixed with iron plate 19, and iron plate 19 is parallel with two electrification 9 place planes of plate, iron plate 19
The conductive materials such as iron can be used to be made, can the electrification plate 9 to two sides generate electrostatic shield effect, avoid two electrification plates 9
The electric field of generation interacts.
Plug 17 be pyramid type structure, through-hole 7 be circular column hole, each plug 17 with symmetrical position through-hole
7 are arranged concentrically, when plug 17 and through-hole 7 can not be made thoroughly to be detached from when the charge that piezoelectric element 12 generates is smaller, plug at this time
There are lesser gaps between 17 and through-hole 7, answered at through-hole 7 under this state gap it is smaller cause unit time inner fluid flow compared with
Small, i.e., slower by the flow velocity of 7 oil liquid of through-hole, chest-developer is only capable of being bent with slower speed at this time；
Two holding rods 2 misplace 90 ° of settings, i.e., the axial connecting line of four wired hoses 6 is diamond shape in the initial state, and two
2 collective effect of holding rod at end, the holding rod 2 for only holding two sides at the same time make plug 17 therein not offset with through-hole 7
When, body builder could normally be bent brute spring and complete body-building, when situation occurs slipping out of the hand in any one holding rod 2, relatively
The plug 17 answered will rapidly offset with through-hole 7, so that the oil liquid in wired hose 6 can not continue to flow, so that chest-developer
It can not continue deformation occur and wound body builder.
Inner cavity 3, wired hose 6 in the present invention are filled with the higher oil liquid of viscosity；Wired hose 6 selects PVC steel wire
Pipe has very strong anti-positive and negative pressure ability；When not in use, extension spring 11 acts on so that two in holding rod 2 for chest-developer
Away from each other, two connecting rods 16 are parallel with electrification plate 9 at this time, and plug 17 closely offsets with through-hole 7, first partition for insulation sleeve 10
The oil liquid of 4 two sides can not flow from through-hole 7, i.e., the liquid in wired hose 6 can not the mutually circulation of via through holes 7；And strength bullet
Spring 1 can make in bending two wired hoses 6 be respectively at stretching and squeezed state (be connected to the same holding rod 2 two
Described for a wired hose 6, similarly hereinafter), so under this state, external force can not curved dynamic wired hose 6, similarly can not be curved dynamic strong
Power spring 1；
For body builder when using present apparatus body-building, both hands hold holding rod 2, generate to the piezoelectric element 12 on holding rod 2
Pressure, the charge that piezoelectric element 12 can be opposite in two surface aggregation when being under pressure, and the bigger piezoelectric element 12 of pressure
The voltage of two sides is bigger, and the piezoelectric element 12 in the present apparatus is squeezed when acting on, and can assemble close to the side of electrification plate 9 and band
The identical charge of level plate 9, piezoelectric element 12 can generate the power repelled each other to electrification plate 9 at this time, push two electrification plates 9 mutual
It is mutually close, drive two connecting rods 16 to rotate, and then slide in sliding slot 13 so that link block 15 and plug with movable slider 14
17 gradually far from first partition 4, and when plug 17 and the disengaging of through-hole 7 offset state, oil liquid in two wired hoses 6 can be through
Through-hole 7 circulates mutually；At this time when curved dynamic chest-developer, a wired hose 6 is located at curved inside and is in squeezed state, another
A wired hose 6 is located at curved outside in tensional state, and the oil liquid in the wired hose 6 of squeezed state can be circulated at this time
In the wired hose 6 of tensional state；Enable chest-developer of the invention normally to complete arm strength and tempers operation.
When body builder causes holding rod 2 to be slipped out of the hand because of outside cause, piezoelectric element 12 lose pressure effect and make its two
Electroneutral is restored in side, charges plate 9 at this time and insulation sleeve 10 restores rapidly under the action of extension spring 11 to original state,
Plug 17 offsets with through-hole 7 again at this time, so that the oil liquid in two wired hoses 6 can not circulate, i.e. two 6 nothings of wired hose
Method continues to generate bending deformation, so that brute spring 1 stops at current state, chest-developer is avoided to make in the elastic force of brute spring 1
Body builder is struck with lower recovery original shape, and then ensure that the safety of body builder.
Although brute spring 1, holding rod 2, inner cavity 3, first partition 4, second partition 5, steel wire is used more herein
Hose 6, through-hole 7, cylinder 8, electrification plate 9, insulation sleeve 10, extension spring 11, piezoelectric element 12, sliding slot 13, sliding block 14, connection
The terms such as block 15, connecting rod 16, plug 17, rubber pad 18, iron plate 19, air bag 20, but the possibility using other terms is not precluded
Property.The use of these items is only for be more convenient to describe and explain essence of the invention；It is construed as any one
Additional limitation is disagreed with spirit of that invention.
Claims (4)
1. a kind of safety spring chest-developer, including brute spring (1) and it is fixedly connected on the holding rod at brute spring (1) both ends
(2), which is characterized in that offer an inner cavity (3), equal glue in each inner cavity (3) inside each holding rod (2)
Conjunction is fixed with a first partition (4), side gluing of the first partition (4) close to brute spring (1) be fixed with second every
Plate (5), each holding rod (2) are connected to there are two wired hose (6), and each wired hose (6) is held far from correspondence
The equal gluing in side for holding bar (2) is fixed on another holding rod (2), and arranged symmetrically on the first partition (4) there are two logical
Hole (7), two through-holes (7) are located at the two sides of second partition (5)；
Inner cavity (3) inner wall is fixed with cylinder (8), and the cylinder (8) is vertical with plane where second partition (5), described
Two electrification plates (9) are provided through on cylinder (8), each electrification plate (9) is arranged with an insulation sleeve outside
(10), the side of two insulation sleeves (10) away from each other is fixedly connected to an extension spring (11), each drawing
It stretches spring (11) to be fixedly connected with the inner wall of inner cavity (3) far from the one end of corresponding insulation sleeve (10), each holding rod (2)
It is respectively provided with there are two piezoelectric element (12), two piezoelectric elements (12) are located at the two sides of cylinder (8), each pressure
Electric device (12) gluing has one layer of rubber pad (18)；
The inner wall of the inner cavity (3) is symmetrically opened up there are two sliding slot (13), and each sliding slot (13) is interior to slidably connect one
A sliding block (14), each sliding block (14) are fixedly connected to a link block (15), and each link block (15) is close
The equal gluing in side of first partition (4) is fixed with a plug (17), and each link block (15) is far from first partition (4)
Side is rotatably connected to a connecting rod (16) using pin shaft, and each connecting rod (16) makes far from the one end of link block (15)
It is rotatablely connected with the insulation sleeve (10) of pin shaft and corresponding position, side gluing of the first partition (4) close to cylinder (8) has gas
Capsule (20), the air bag (20) is interior to be inoculated with a small amount of compressed air.
2. a kind of safety spring chest-developer according to claim 1, which is characterized in that the middle part of the cylinder (8) is glued
It is fixed with iron plate (19), the iron plate (19) is parallel with plane where two electrification plates (9).
3. a kind of safety spring chest-developer according to claim 1, which is characterized in that the plug (17) is pyramid type knot
Structure, the through-hole (7) are circular column hole, and each plug (17) is arranged concentrically with symmetrical position through-hole (7).
4. a kind of safety spring chest-developer according to claim 1, which is characterized in that two holding rod (2) dislocation
90 ° of settings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811280334.3A CN109432715B (en) | 2018-10-30 | 2018-10-30 | Safety spring arm strength device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811280334.3A CN109432715B (en) | 2018-10-30 | 2018-10-30 | Safety spring arm strength device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109432715A true CN109432715A (en) | 2019-03-08 |
| CN109432715B CN109432715B (en) | 2020-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811280334.3A Active CN109432715B (en) | 2018-10-30 | 2018-10-30 | Safety spring arm strength device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109432715B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110354457A (en) * | 2019-08-15 | 2019-10-22 | 戴亚云 | A kind of operation body-building bar for arm strength building |
| CN111803863A (en) * | 2020-07-17 | 2020-10-23 | 肖瑞 | Body-building strength of arm safety protection system |
| CN112316358A (en) * | 2020-10-31 | 2021-02-05 | 李斌 | Anti-loosening spring arm exerciser with elastic injury function |
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| CN202735414U (en) * | 2012-04-20 | 2013-02-13 | 武汉宝特龙信息科技有限公司 | Toner charged amount distribution testing instrument |
| CN105498150A (en) * | 2014-10-15 | 2016-04-20 | 黑龙江省康格尔科技有限公司 | Electric-magnetic force increasing mechanical chest expander |
| CN206239977U (en) * | 2016-12-12 | 2017-06-13 | 潘佳昊 | A kind of safe arm exerciser that can slowly reduce |
| CN107952218A (en) * | 2017-11-30 | 2018-04-24 | 佛山市神风航空科技有限公司 | A kind of safe arm exerciser |
| US20180185699A1 (en) * | 2017-01-03 | 2018-07-05 | True Fitness Technology, Inc. | Mechanical Braking System for Exercise Machines |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4155547A (en) * | 1977-09-27 | 1979-05-22 | Barrett John P Jr | Torsion spring type wrist exercising device |
| CN202735414U (en) * | 2012-04-20 | 2013-02-13 | 武汉宝特龙信息科技有限公司 | Toner charged amount distribution testing instrument |
| CN105498150A (en) * | 2014-10-15 | 2016-04-20 | 黑龙江省康格尔科技有限公司 | Electric-magnetic force increasing mechanical chest expander |
| CN206239977U (en) * | 2016-12-12 | 2017-06-13 | 潘佳昊 | A kind of safe arm exerciser that can slowly reduce |
| US20180185699A1 (en) * | 2017-01-03 | 2018-07-05 | True Fitness Technology, Inc. | Mechanical Braking System for Exercise Machines |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110354457A (en) * | 2019-08-15 | 2019-10-22 | 戴亚云 | A kind of operation body-building bar for arm strength building |
| CN110354457B (en) * | 2019-08-15 | 2021-09-28 | 汇森明达（龙南）家具有限公司 | Arm power stick for running fitness |
| CN111803863A (en) * | 2020-07-17 | 2020-10-23 | 肖瑞 | Body-building strength of arm safety protection system |
| CN112316358A (en) * | 2020-10-31 | 2021-02-05 | 李斌 | Anti-loosening spring arm exerciser with elastic injury function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109432715B (en) | 2020-11-27 |
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Effective date of registration: 20201111 Address after: 226400 Group 20 of Maxi Village, Matang Town, Rudong County, Nantong City, Jiangsu Province (within Maxi Industrial Park) Applicant after: Jiangsu Jintuo Machinery Co., Ltd Address before: No. 253, Xuefu Road, Wuhua District, Kunming, Yunnan Applicant before: Chen Long |
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Effective date of registration: 20220303 Address after: 226400 No. 20, group 20, Maxi village, Matang Town, Rudong County, Nantong City, Jiangsu Province Patentee after: Nantong Dinghua fitness equipment Technology Co.,Ltd. Address before: 226400 group 20, Maxi village, Matang Town, Rudong County, Nantong City, Jiangsu Province (in Maxi Industrial Park) Patentee before: Jiangsu Jintuo Machinery Co.,Ltd. |