CN108039074A - A kind of physical education operation demonstration device - Google Patents
A kind of physical education operation demonstration device Download PDFInfo
- Publication number
- CN108039074A CN108039074A CN201810062044.5A CN201810062044A CN108039074A CN 108039074 A CN108039074 A CN 108039074A CN 201810062044 A CN201810062044 A CN 201810062044A CN 108039074 A CN108039074 A CN 108039074A
- Authority
- CN
- China
- Prior art keywords
- demonstration
- protecting box
- circuit board
- demonstration body
- physical education
- 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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Links
- 230000009471 action Effects 0.000 abstract description 5
- 230000003287 optical effect Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
- F16M11/28—Undercarriages for supports with one single telescoping pillar
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a kind of physical education operation demonstration device,Including demonstrating body,The outer surface of demonstration body is provided with projection lens,Protecting box is provided with the top of demonstration body,Running through among the appearance of protecting box has camera,The side of demonstration body is provided with USB interface,The bottom of demonstration body is provided with lifter,The side of lifter is provided with hydraulic stem,The inside of demonstration body is respectively arranged with circuit board and projection session,The inner upper of circuit board is embedded with memory chip,The lower inside of circuit board has been respectively embedded into dmd chip and image controller,It is provided with protecting box,The centre of protecting box is provided with a multilayer filter,And protecting box is closely connected with demonstration body by bolt,When action of the camera to student is made video recording,The optical filter of protecting box can ensure that the picture of video recording is clear,Will not there is a phenomenon where expose,And projection lens can clearly demonstration comes out by the picture of student's failure operation,Games master can targetedly correct mistake.
Description
Technical field
The present invention relates to sports apparatus technical field, is specially a kind of physical education operation demonstration device.
Background technology
In teaching process of physical education, teacher often uses demonstration device in teaching process, and ready courseware is passed through
Demonstration device is imparted knowledge to students for projection demonstration.
Existing demonstration device, can not demonstrate out the image of student's failure operation, and games master can not targetedly be taught
Learn, and existing demonstration device, different according to the height of presentation screen, demonstration device does not adjust the height of projection, and causing cannot be complete
U.S. efficient carry out physical education.
The content of the invention
It is an object of the invention to provide a kind of physical education operation demonstration device, to solve to propose in above-mentioned background technology
The image of failure operation can not be demonstrated and the problem of demonstration device does not adjust standoff height.
To achieve the above object, the present invention provides following technical solution：A kind of physical education operation demonstration device, including drill
Show body, the outer surface of the demonstration body is provided with projection lens, protecting box is provided with the top of the demonstration body, described
Through there is camera among the appearance of protecting box, the side of the demonstration body is provided with USB interface, the bottom of the demonstration body
Portion is provided with lifter, and the side of the lifter is provided with hydraulic stem, and the inside of the demonstration body is respectively arranged with circuit
Plate and projection session, the inner upper of the circuit board are embedded with memory chip, and the lower inside of the circuit board is respectively embedded into
There are dmd chip and image controller, the side of the circuit board is provided with power supply, and the back of the demonstration body is provided with rear end
Lid, the outer surface of the rear end cap, which is run through, through hole.
Preferably, the through hole is provided with multiple, and the through-hole array is arranged in the outer surface of rear end cap.
Preferably, the centre of the protecting box is provided with a multilayer filter, and the protecting box passes through spiral shell with demonstration body
Bolt closely connects.
Preferably, the USB interface is provided with three, and USB interface is through the side of demonstration body.
Preferably, the lifter is in " round platform " shape, and the lifter is embedded in the bottom of demonstration body.
Preferably, dmd chip is composed of a micro mirrors hundreds thousand of or even up to a million, and the dmd chip is embedded in electricity
The inside of road plate.
Compared with prior art, the beneficial effects of the invention are as follows：This kind of physical education operation demonstration device, is provided with logical
Hole, through hole are provided with multiple, and through-hole array is arranged in the outer surface of rear end cap, in power supply and circuit board consumption in operation, can produce
Raw substantial amounts of heat, and the permeability of multiple through holes, can be such that heat quickly evaporates, improve the stability of device, if
Protecting box is equipped with, the centre of protecting box is provided with a multilayer filter, and protecting box is closely connected with demonstration body by bolt, is taken the photograph
When making video recording as action of the head to student, the optical filter of protecting box can ensure that the picture of video recording is clear, will not expose
Phenomenon, and projection lens can by the picture of student's failure operation clearly demonstration come out, games master can targetedly entangle
Lookup error, is provided with USB interface, USB interface is provided with three, and USB interface is through the side of demonstration body, demonstration device
Computer can be connected by USB interface, games master plays student by computation demonstration device the video of physical education, selection
Being imparted knowledge to students to student for property, is provided with lifter, by the height of hydraulic stem adjustable up-down device, according to demonstration during demonstration
The height of screen, the demonstration standoff height of freely adjustable demonstration device is efficient to have carried out teaching demonstration to student, is provided with
Dmd chip, dmd chip is composed of a micro mirrors hundreds thousand of or even up to a million, and dmd chip is embedded in the inside of circuit board,
Dmd chip is small, take inside space it is small, dmd chip uses digit optical principle of reflection, and the energy consumption of demonstration is small, will not
X-ray is sent, the health of student can be protected.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 cuts open thing structure diagram for present invention demonstration body；
Fig. 3 is present invention demonstration body back structures schematic diagram.
In figure：1st, body is demonstrated, 2, projection lens, 3, protecting box, 4, camera, 5, USB interface, 6, lifter, 7, liquid
Compression bar, 8, memory chip, 9, circuit board, 10, dmd chip, 11, projection session, 12, image controller, 13, power supply, 14, rear end
Lid, 15, through hole.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
- 3 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of physical education operation demonstration device, including demonstration
Body 1, projection lens 2, protecting box 3, camera 4, USB interface 5, lifter 6, hydraulic stem 7, memory chip 8, circuit board 9,
Dmd chip 10, projection session 11, image controller 12, power supply 13, rear end cap 14 and through hole 15, the outer surface of demonstration body 1 are set
Projection lens 2 is equipped with, the top of demonstration body 1 is provided with protecting box 3, and the centre of protecting box 3 is provided with a multilayer filter, and protects
Shield box 3 is closely connected with demonstration body 1 by bolt, when action of the camera 4 to student is made video recording, the optical filtering of protecting box 3
Piece can ensure that the picture of video recording is clear, will not be there is a phenomenon where exposing, and projection lens 2 can be by the picture of student's failure operation
Clearly demonstration comes out in face, and games master can targetedly correct mistake, and running through among the appearance of protecting box 3 has camera 4, drills
Show that the side of body 1 is provided with USB interface 5, USB interface 5 is provided with three, and USB interface 5 is through demonstration body 1
Side, demonstration device can connect computer by USB interface 5, and games master plays physical culture to student by computation demonstration device and teaches
Video, selective to be imparted knowledge to students to student, the bottom of demonstration body 1 is provided with lifter 6, the side of lifter 6
Hydraulic stem 7 is provided with, the inside of demonstration body 1 is respectively arranged with circuit board 9 and projection session 11, the inner upper of circuit board 9
Memory chip 8 is embedded with, the lower inside of circuit board 9 has been respectively embedded into dmd chip 10 and image controller 12, dmd chip 10
It is composed of a micro mirrors hundreds thousand of or even up to a million, and dmd chip 10 is embedded in the inside of circuit board 9,10 volume of dmd chip
It is small, take inside space it is small, dmd chip 10 use digit optical principle of reflection, the energy consumption of demonstration is small, will not send X-ray,
The health of student can be protected, the side of circuit board 9 is provided with power supply 13, and the back of demonstration body 1 is provided with rear end cap 14, after
The outer surface of end cap 14 is through there is a through hole 15, and through hole 15 is provided with multiple, and 15 array arrangement of through hole is in the appearance of rear end cap 14
Face, in 9 consumption in operation of power supply 13 and circuit board, can produce substantial amounts of heat, and the permeability of multiple through holes 15, can make heat
Quickly evaporate, improve the stability of device.
Operation principle：When P.E. teacher imparts knowledge to students first, can by the camera 4 inside protecting box 3, action to student into
Row is made video recording, and then can be preserved by memory chip 8 to making video recording, and making video recording for preservation can be handled by image processor 12,
Then dmd chip 10 is demonstrated away by projecting session 11 and projection lens 2, and teacher can targetedly carry out action playback and say
Solution, and demonstration body 1 can connect computer by USB interface 5, games master demonstrates body 1 by computation and student is played
The video of physical education, while during demonstration, circuit board 9 is powered by power supply 13 to all parts, 13 He of power supply
In 9 consumption in operation of circuit board, substantial amounts of heat, and the presence of multiple through holes 15 can be produced, heat can be made quickly to evaporate,
By the height of 7 adjustable up-down device 6 of hydraulic stem, according to the height of presentation screen during demonstration, freely adjustable demonstration body 1
Demonstrate standoff height.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of changes, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of physical education operation demonstration device, including demonstration body（1）, it is characterised in that：The demonstration body（1）It is outer
Surface is provided with projection lens（2）, the demonstration body（1）Top be provided with protecting box（3）, the protecting box（3）It is outer
Running through among table has camera（4）, the demonstration body（1）Side be provided with USB interface（5）, the demonstration body（1）'s
Bottom is provided with lifter（6）, the lifter（6）Side be provided with hydraulic stem（7）, the demonstration body（1）Inside
It is respectively arranged with circuit board（9）With projection session（11）, the circuit board（9）Inner upper be embedded with memory chip（8）, institute
State circuit board（9）Lower inside be respectively embedded into dmd chip（10）And image controller（12）, the circuit board（9）One
Side is provided with power supply（13）, the demonstration body（1）Back be provided with rear end cap（14）, the rear end cap（14）Outer surface
Through there is through hole（15）.
A kind of 2. physical education according to claim 1 operation demonstration device, it is characterised in that：The through hole（15）Set
There is multiple, and the through hole（15）Array arrangement is in rear end cap（14）Outer surface.
A kind of 3. physical education according to claim 1 operation demonstration device, it is characterised in that：The protecting box（3）'s
Centre is provided with a multilayer filter, and the protecting box（3）With demonstrating body（1）Closely connected by bolt.
A kind of 4. physical education according to claim 1 operation demonstration device, it is characterised in that：The USB interface（5）If
It is equipped with three, and USB interface（5）Through demonstration body（1）Side.
A kind of 5. physical education according to claim 1 operation demonstration device, it is characterised in that：The lifter（6）It is in
" round platform " shape, and the lifter（6）It is embedded in demonstration body（1）Bottom.
A kind of 6. physical education according to claim 1 operation demonstration device, it is characterised in that：Dmd chip（10）By counting
100000 so a micro mirror up to a million be composed, and the dmd chip（10）It is embedded in circuit board（9）Inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810062044.5A CN108039074A (en) | 2018-01-23 | 2018-01-23 | A kind of physical education operation demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810062044.5A CN108039074A (en) | 2018-01-23 | 2018-01-23 | A kind of physical education operation demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108039074A true CN108039074A (en) | 2018-05-15 |
Family
ID=62096443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810062044.5A Pending CN108039074A (en) | 2018-01-23 | 2018-01-23 | A kind of physical education operation demonstration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108039074A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202615640U (en) * | 2012-04-25 | 2012-12-19 | 周维玲 | Video motion posture learning device |
| CN204444484U (en) * | 2015-01-29 | 2015-07-08 | 哈尔滨科学技术职业学院 | Child's ceremony monitoring instruction chest badge |
| CN205091936U (en) * | 2015-09-25 | 2016-03-16 | 智慧天下（武汉）网络技术有限公司 | Teaching experiment demonstrates multi -functional portable projection arrangement |
| CN105788375A (en) * | 2016-05-10 | 2016-07-20 | 山东交通学院 | Multifunctional physical exercise teaching instrument |
| CN205680318U (en) * | 2016-03-16 | 2016-11-09 | 鲁东大学 | A kind of fitter's bench with display screen and camera |
| CN106601050A (en) * | 2017-02-14 | 2017-04-26 | 河南农业大学 | Sports teaching apparatus |
| CN206498498U (en) * | 2017-01-06 | 2017-09-15 | 深圳市海容纳科技有限公司 | Minitype projection machine for video conference terminal |
| CN107240310A (en) * | 2017-08-02 | 2017-10-10 | 成都禹港科技有限公司 | A kind of Portable teaching projectable's learning machine |
| CN206584277U (en) * | 2017-03-23 | 2017-10-24 | 徐新歌 | A kind of multimedia computer with projecting function |
| CN208460209U (en) * | 2018-01-23 | 2019-02-01 | 宜春学院 | A kind of physical education operation demonstration device |
-
2018
- 2018-01-23 CN CN201810062044.5A patent/CN108039074A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202615640U (en) * | 2012-04-25 | 2012-12-19 | 周维玲 | Video motion posture learning device |
| CN204444484U (en) * | 2015-01-29 | 2015-07-08 | 哈尔滨科学技术职业学院 | Child's ceremony monitoring instruction chest badge |
| CN205091936U (en) * | 2015-09-25 | 2016-03-16 | 智慧天下（武汉）网络技术有限公司 | Teaching experiment demonstrates multi -functional portable projection arrangement |
| CN205680318U (en) * | 2016-03-16 | 2016-11-09 | 鲁东大学 | A kind of fitter's bench with display screen and camera |
| CN105788375A (en) * | 2016-05-10 | 2016-07-20 | 山东交通学院 | Multifunctional physical exercise teaching instrument |
| CN206498498U (en) * | 2017-01-06 | 2017-09-15 | 深圳市海容纳科技有限公司 | Minitype projection machine for video conference terminal |
| CN106601050A (en) * | 2017-02-14 | 2017-04-26 | 河南农业大学 | Sports teaching apparatus |
| CN206584277U (en) * | 2017-03-23 | 2017-10-24 | 徐新歌 | A kind of multimedia computer with projecting function |
| CN107240310A (en) * | 2017-08-02 | 2017-10-10 | 成都禹港科技有限公司 | A kind of Portable teaching projectable's learning machine |
| CN208460209U (en) * | 2018-01-23 | 2019-02-01 | 宜春学院 | A kind of physical education operation demonstration device |
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