CN207134009U - A kind of Public Physical Education teaching and training device - Google Patents
A kind of Public Physical Education teaching and training device Download PDFInfo
- Publication number
- CN207134009U CN207134009U CN201720821479.4U CN201720821479U CN207134009U CN 207134009 U CN207134009 U CN 207134009U CN 201720821479 U CN201720821479 U CN 201720821479U CN 207134009 U CN207134009 U CN 207134009U
- Authority
- CN
- China
- Prior art keywords
- end surface
- top end
- jackscrew
- dead block
- slide opening
- 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
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Abstract
A kind of Public Physical Education teaching and training device, belong to physical education training equipment technical field, including vertical columns, track slide opening, locking jackscrew, lifting riser, dead block, spring drawstring, regulation jackscrew, it is characterised in that：Top end surface middle is provided with track slide opening before the vertical columns, locking jackscrew is fitted with inside the track slide opening, top end surface middle is fitted with lifting riser on the vertical columns, the lifting riser left and right sides top end surface top edges, which go out, is symmetrically respectively fixedly connected with dead block, middle inserts elastic drawstring in front of the top end surface of each dead block side, each dead block outer tip end surface circle centre position is respectively fitted with regulation jackscrew, student personnel can quickly adjust the height and stretching dynamics of stretcher at any time, and student personnel prevent that adjusting jackscrew send more or slide when in use.
Description
Technical field
The utility model belongs to teaching equipment technology field, and in particular to a kind of Public Physical Education teaching and training device.
Background technology
In long-term practice of giving lessons, when different stature students carry out stretching training using stretcher, common stretcher needs
Height and stretching dynamics is adjusted the plenty of time, and commonly regulation jackscrew directly contacts with apparatus and is easy to loosen, no
Student human users are facilitated to use and reduce training effectiveness.
The content of the invention
The purpose of this utility model is：When carrying out stretching training using stretcher to solve different stature students, student
Personnel can quickly adjust the height and stretching dynamics of stretcher at any time, and student personnel prevent from adjusting jackscrew when in use
Send more or slide, facilitate student human users to use and improve training effectiveness, its technical scheme is as follows：
A kind of Public Physical Education teaching and training device, it includes vertical columns 1, track slide opening 2, locks jackscrew 3, lifts and stand
Plate 4, dead block 5, spring drawstring 6, regulation jackscrew 7, it is characterised in that：Top end surface middle is set before the vertical columns 1
There is track slide opening 2, locking jackscrew 3 is fitted with inside the track slide opening 2, top end surface middle is inserted on the vertical columns 1
Equipped with lifting riser 4, the lifting left and right sides top end surface top edges of riser 4, which go out, is symmetrically respectively fixedly connected with dead block 5,
Middle inserts elastic drawstring 6 in front of each side top end surface of the dead block 5, and each outside of dead block 5 is pushed up
End surfaces circle centre position is respectively fitted with regulation jackscrew 7, and top end surface circle centre position is fixedly connected with threaded rod after the locking jackscrew 3,
And the threaded rod is fixed with locking jackscrew 3 junction and is fitted with slipmat, and the threaded rod penetrates the track and slided
Hole 2 is fixedly connected with the lifting riser 4, and each interior top end surface of dead block 5 is connected with rotating shaft, described turn
Axle is connected with each other with the dead block 5 by bearing, and the elastic force drawstring 6 is wrapped on the rotating shaft side surface, Mei Gesuo
State the regulation inner side top end surface of jackscrew 7 and be respectively fixedly connected with screw rod, and the screw rod is mutually interconnected with the dead block 5 by screw thread
Connect, and top end surface is fixedly connected with rubber cushion on the inside of the screw rod.
The beneficial effects of the utility model are：When carrying out stretching training using stretcher to solve different stature students,
Student personnel can quickly adjust the height and stretching dynamics of stretcher at any time, and student personnel prevent from adjusting when in use
Jackscrew send more or slid, and facilitates student human users to use and improve training effectiveness.
Brief description of the drawings：
Fig. 1 is overall structure diagram of the present utility model.
Embodiment：
A kind of Public Physical Education teaching and training device described in reference picture 1, it includes vertical columns 1, track slide opening 2, locking
Jackscrew 3, lifting riser 4, dead block 5, spring drawstring 6, regulation jackscrew 7, it is characterised in that：The 1 preceding top of vertical columns
Surface middle is provided with track slide opening 2, is fitted with inside the track slide opening 2 and locks jackscrew 3, top on the vertical columns 1
Surface middle is fitted with lifting riser 4, and the lifting left and right sides top end surface top edges of riser 4, which go out, to be symmetrically respectively fixedly connected
There is dead block 5, middle inserts elastic drawstring 6, each fixation in front of each side top end surface of dead block 5
The outer tip end surface circle centre position of reel 5 is respectively fitted with regulation jackscrew 7, and top end surface circle centre position fixes company after the locking jackscrew 3
Threaded rod is connected to, and the threaded rod is fixed with locking jackscrew 3 junction and is fitted with slipmat, and the threaded rod penetrates
The track slide opening 2 is fixedly connected with the lifting riser 4, and each interior top end surface of dead block 5 is connected with
Rotating shaft, the rotating shaft are connected with each other with the dead block 5 by bearing, and the elastic force drawstring 6 is wrapped in rotating shaft side table
On face, each regulation inner side top end surface of jackscrew 7 is respectively fixedly connected with screw rod, and the screw rod and the dead block 5
It is connected with each other by screw thread, and top end surface is fixedly connected with rubber cushion on the inside of the screw rod.
It is adapted to height in use, holding dead block 5 first and will lift riser 4 and lifted in vertical columns 1, then rotates
Locking jackscrew 3 in track slide opening 2 is tightened, and rotating shaft when then rotating regulation jackscrew 7 in dead block 5 loosens, then Latin
Elastic force drawstring 6 simultaneously adjusts suitable pulling force, finally tightens regulation jackscrew 7 and can be used, in locking jackscrew 3 and regulation jackscrew 7
On slipmat and rubber cushion can increase frictional force mode jackscrew and come off.
Certainly, it is to be also not limited to the example above to limitation of the present utility model, the utility model that described above, which is not,
The variations, modifications, additions or substitutions that those skilled in the art are made in essential scope of the present utility model, also should
Belong to the scope of protection of the utility model.
Claims (4)
1. a kind of Public Physical Education teaching and training device, including vertical columns（1）, track slide opening（2）, locking jackscrew（3）, lifting
Riser（4）, dead block（5）, spring drawstring（6）, regulation jackscrew（7）, it is characterised in that：The vertical columns（1）Preceding top
Surface middle is provided with track slide opening（2）, the track slide opening（2）Inside is fitted with locking jackscrew（3）, the vertical columns
（1）Upper top end surface middle is fitted with lifting riser（4）, the lifting riser（4）Left and right sides top end surface top edges go out
Symmetrically respectively it is fixedly connected with dead block（5）, each dead block（5）Middle inserting is elastic in front of the top end surface of side
Drawstring（6）, each dead block（5）Outer tip end surface circle centre position is respectively fitted with regulation jackscrew（7）.
A kind of 2. Public Physical Education teaching and training device according to claim 1, it is characterised in that：The locking jackscrew（3）
Top end surface circle centre position is fixedly connected with threaded rod, and the threaded rod and the locking jackscrew afterwards（3）Inserting is fixed in junction
There is slipmat, and the threaded rod penetrates the track slide opening（2）With the lifting riser（4）It is fixedly connected.
A kind of 3. Public Physical Education teaching and training device according to claim 1, it is characterised in that：Each dead block
（5）Interior top end surface is connected with rotating shaft, the rotating shaft and the dead block（5）It is connected with each other by bearing, and it is described
Elastic force drawstring（6）It is wrapped on the rotating shaft side surface.
A kind of 4. Public Physical Education teaching and training device according to claim 1, it is characterised in that：Each regulation jackscrew
（7）Inner side top end surface is respectively fixedly connected with screw rod, and the screw rod and the dead block（5）It is connected with each other by screw thread, and
Top end surface is fixedly connected with rubber cushion on the inside of the screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720821479.4U CN207134009U (en) | 2017-07-08 | 2017-07-08 | A kind of Public Physical Education teaching and training device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720821479.4U CN207134009U (en) | 2017-07-08 | 2017-07-08 | A kind of Public Physical Education teaching and training device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207134009U true CN207134009U (en) | 2018-03-23 |
Family
ID=61634081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720821479.4U Expired - Fee Related CN207134009U (en) | 2017-07-08 | 2017-07-08 | A kind of Public Physical Education teaching and training device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207134009U (en) |
-
2017
- 2017-07-08 CN CN201720821479.4U patent/CN207134009U/en not_active Expired - Fee Related
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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: 20180323 Termination date: 20190708 |