CN207055782U - A kind of physical education take-off board - Google Patents
A kind of physical education take-off board Download PDFInfo
- Publication number
- CN207055782U CN207055782U CN201720888393.3U CN201720888393U CN207055782U CN 207055782 U CN207055782 U CN 207055782U CN 201720888393 U CN201720888393 U CN 201720888393U CN 207055782 U CN207055782 U CN 207055782U
- Authority
- CN
- China
- Prior art keywords
- permanent magnet
- spring
- expansion link
- board
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of physical education take-off board,Including base,Rotating shaft,Pedal,First spring,Buffer board,Expansion link,Buffer stopper and groove,The upper surface of the base is fixedly connected with the lower end of expansion link,The lower surface of the upper end connection buffer stopper of the expansion link,The upper surface of the base opens up groove simultaneously,The lower end of the upper surface connection hydraulically extensible bar of the groove,The upper end of the hydraulically extensible bar is provided with the first permanent magnet,And first permanent magnet top matching be provided with the second permanent magnet,Second permanent magnet connects with the lower end of neck block,The top of the neck block offers neck,This utility model is simple in construction,Solves the shortcomings that pedal may fracture,The structure of take-off board is also improved simultaneously,Hydraulically extensible bar, which moves up and down, adjusts the high and low position of combining structure,First permanent magnet and the second permanent magnet attract each other fixed hydraulic expansion link and neck block,Combining structure plays buffering,Support and the effect for producing elastic force.
Description
Technical field
Physical education field is the utility model is related to, specially a kind of physical education take-off board.
Background technology
In physical education, take-off board is one of the most frequently used apparatus, especially in the sports events such as long-jump and pommel horse.It is existing
The upper end that some take-off boards are only through the spring in the middle part of take-off board makes sportsman or student obtain take-off to the screen resilience of pedal
Power-assisted, because the middle part of take-off board only sets spring, if take-off person's overweight, easily step on disconnected springboard, caused to take-off person
Injury.
Utility model content
The purpose of this utility model is to provide a kind of physical education take-off board, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the utility model provides following technical scheme：
A kind of physical education take-off board, including base, rotating shaft, pedal, the first spring, buffer board, expansion link, buffer stopper
And groove, the upper surface of the base are fixedly connected with the lower end of expansion link, the lower end of the upper end connection buffer stopper of the expansion link
Face, the upper surface of the base open up groove, the lower end of the upper surface connection hydraulically extensible bar of the groove, the hydraulic pressure simultaneously
The upper end of expansion link is provided with the first permanent magnet, and the top matching of the first permanent magnet is provided with the second permanent magnet, second permanent magnetism
Iron connects with the lower end of neck block, and the top of the neck block offers neck, the upper surface connection second spring of the neck
One end, the other end of the second spring is connected with connecting rod lower surface, and the upper end of the connecting rod is flexibly connected portable plate
Lower surface, the upper surface of the portable plate is provided with foam-rubber cushion；
The one end of the base away from expansion link is connected by one end of rotating shaft and pedal, the lower surface connection of the pedal
One end of first spring, the other end of first spring and the upper surface of buffer board connect, and buffer board is located at the upper of groove
Side.
Preferably, at least 15, first spring, and rectangular array is distributed.
Preferably, the top of the neck block is provided with valve rubber, and valve rubber is socketed in connecting rod.
Preferably, the groove, hydraulically extensible bar, the first permanent magnet, neck block, the second permanent magnet, second spring, connection
Bar, valve rubber, the combining structure of portable plate and foam-rubber cushion share 2, and of different sizes.
Compared with prior art, the beneficial effects of the utility model are：This utility model is simple in construction, by adding hydraulic pressure
The structure such as expansion link and neck block, solves the shortcomings that pedal may fracture, while also improves the structure of take-off board, makes take-off
The height of plate can be adjusted.Hydraulically extensible bar, which moves up and down, adjusts the high and low position of combining structure, and the first permanent magnet and second is forever
Magnet attracts each other fixed hydraulic expansion link and neck block, and second spring makes student produce elastic force, and combining structure plays buffering, propped up
Support and the effect for producing elastic force.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is A structure enlargement diagrams.
In figure：Base 1, rotating shaft 2, pedal 3, the first spring 4, buffer board 5, expansion link 6, buffer stopper 7, groove 8, hydraulic pressure are stretched
Contracting bar 9, the first permanent magnet 10, neck block 11, the second permanent magnet 12, second spring 13, connecting rod 14, valve rubber 15, portable plate
16th, foam-rubber cushion 17.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：
A kind of physical education take-off board, including base 1, rotating shaft 2, pedal 3, the first spring 4, buffer board 5, expansion link 6,
Buffer stopper 7 and groove 8, the upper surface of base 1 are fixedly connected with the lower end of expansion link 6, the upper end connection buffer stopper 7 of expansion link 6
Lower surface, the upper surface of base 1 open up groove 8, the lower end of the upper surface connection hydraulically extensible bar 9 of groove 8, hydraulically extensible simultaneously
The upper end of bar 9 is provided with the first permanent magnet 10, and the top matching of the first permanent magnet 10 is provided with the second permanent magnet 12, the second permanent magnet
12 connect with the lower end of neck block 11, and the top of neck block 11 offers neck, the upper surface connection second spring 13 of neck
One end, the other end of second spring 13 are connected with the lower surface of connecting rod 14, and the upper end of connecting rod 14 is flexibly connected portable plate 16
Lower surface, the upper surface of portable plate 16 are provided with foam-rubber cushion 17；
The one end of base 1 away from expansion link 6 is connected by rotating shaft 2 with one end of pedal 3, the lower surface of pedal 3 connection the
One end of one spring 4, the other end of the first spring 4 are connected with the upper surface of buffer board 5, and buffer board 5 is located at the upper of groove 8
Side.
At least 15, first spring 4, and rectangular array is distributed, the top of neck block 11 is provided with valve rubber 15, and rubber
Leather packing 15 is socketed in connecting rod 14, groove 8, hydraulically extensible bar 9, the first permanent magnet 10, neck block 11, the second permanent magnet 12,
Second spring 13, connecting rod 14, valve rubber 15, the combining structure of portable plate 16 and foam-rubber cushion 17 share 2, and of different sizes.
Operation principle：When student steps on 3 take-off of pedal, the first spring 4 and second spring 13 produce elastic force, hydraulically extensible
Bar 9, which moves up and down, adjusts the height of combining structure, and wherein hydraulically extensible bar 9 passes through oil pipe and gear oil pump through connection, gear
Oil pump causes the internal pressure of hydraulically extensible bar to change realization and stretch by pipeline and fuel tank through connection, the rotation of gear oil pump
Contracting, there is a natural attraction between the sexes for the first permanent magnet 10 and the second permanent magnet 12, fixed hydraulic expansion link 9 and neck block 11, facilitates object more
Change.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of physical education take-off board, including base (1), rotating shaft (2), pedal (3), the first spring (4), buffer board (5),
Expansion link (6), buffer stopper (7) and groove (8), it is characterised in that：The upper surface of the base (1) is fixedly connected with expansion link (6)
Lower end, the lower surface of the upper end connection buffer stopper (7) of the expansion link (6), the upper surface of the base (1) opens up recessed simultaneously
Groove (8), the lower end of the upper surface connection hydraulically extensible bar (9) of the groove (8), the upper end of the hydraulically extensible bar (9) is provided with
First permanent magnet (10), and the top matching of the first permanent magnet (10) is provided with the second permanent magnet (12), second permanent magnet
(12) lower end with neck block (11) connects, and the top of the neck block (11) offers neck, and the upper surface of the neck connects
One end of second spring (13) is connect, the other end of the second spring (13) is connected with connecting rod (14) lower surface, the connection
The upper end of bar (14) is flexibly connected the lower surface of portable plate (16), and the upper surface of the portable plate (16) is provided with foam-rubber cushion (17)；
The one end of the base (1) away from expansion link (6) is connected by rotating shaft (2) with one end of pedal (3), the pedal (3)
Lower surface connect one end of the first spring (4), the other end of first spring (4) is connected with the upper surface of buffer board (5),
And buffer board (5) is located at the top of groove (8).
A kind of 2. physical education take-off board according to claim 1, it is characterised in that：First spring (4) is at least
There are 15, and rectangular array is distributed.
A kind of 3. physical education take-off board according to claim 1, it is characterised in that：The top of the neck block (11)
Provided with valve rubber (15), and valve rubber (15) is socketed in connecting rod (14).
A kind of 4. physical education take-off board according to claim 1, it is characterised in that：The groove (8), hydraulically extensible
Bar (9), the first permanent magnet (10), neck block (11), the second permanent magnet (12), second spring (13), connecting rod (14), valve rubber
(15), the combining structure of portable plate (16) and foam-rubber cushion (17) shares 2, and of different sizes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720888393.3U CN207055782U (en) | 2017-07-21 | 2017-07-21 | A kind of physical education take-off board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720888393.3U CN207055782U (en) | 2017-07-21 | 2017-07-21 | A kind of physical education take-off board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207055782U true CN207055782U (en) | 2018-03-02 |
Family
ID=61512013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720888393.3U Expired - Fee Related CN207055782U (en) | 2017-07-21 | 2017-07-21 | A kind of physical education take-off board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207055782U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113618610A (en) * | 2021-08-17 | 2021-11-09 | 杭州职业技术学院 | Turning device is used in automobile wheel hub processing |
-
2017
- 2017-07-21 CN CN201720888393.3U patent/CN207055782U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113618610A (en) * | 2021-08-17 | 2021-11-09 | 杭州职业技术学院 | Turning device is used in automobile wheel hub processing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180302 Termination date: 20180721 |