CN109849560A - A kind of big plane blackboard with projection and screen display function - Google Patents
A kind of big plane blackboard with projection and screen display function Download PDFInfo
- Publication number
- CN109849560A CN109849560A CN201811551500.9A CN201811551500A CN109849560A CN 109849560 A CN109849560 A CN 109849560A CN 201811551500 A CN201811551500 A CN 201811551500A CN 109849560 A CN109849560 A CN 109849560A
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- screen
- projection
- controller
- front surface
- display function
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Abstract
The invention discloses a kind of with the big plane blackboard projected with screen display function, including outline border, middle part clamps installation backboard in the outer circle, OLED display screen is fixedly mounted in the installation backboard front surface, the OLED display screen front surface is closely fitted with capacitive sensing screen, the capacitive sensing screen front surface is closely fitted with careful frosted layer, and controller is fixedly mounted in the installation backboard rear surface lower part；By adding controller to original electronic blackboard, the CPU processor inside controller and GPU can connect projector and carry out projection use simultaneously, simultaneously can connect electric energy as extension terminal carry out using, and the careful frosted layer outside screen is able to carry out chalk-writing and free ink pen is write, and the specific structure of backboard, it increases and overflowing for OLED display screen heat production is dissipated, can effectively ensure that the stabilization of the temperature of screen, then guarantee the service performance and service life of screen.
Description
Technical field
The invention belongs to blackboard fields, specifically, it is black to be related to a kind of big plane with projection and screen display function
Plate.
Background technique
Blackboard is a kind of common teaching tool, and general blackboard can only carry out the writing of chalk, and can not be into
The projection of row projector, while existing electronic blackboard is mostly to connect computer, as the extension of computer display terminal, due to its face
Long-pending increase, so that entirely the thermal energy of display screen generates increase, when display screen temperature is excessively high, it will influence its service performance
And service life.
In view of this present invention is specifically proposed.
Summary of the invention
The technical problem to be solved in the present invention is that overcoming the deficiencies of the prior art and provide a kind of with projection and screen display function
The big plane blackboard of energy, including outline border, the interior middle part of the outer circle clamp installation backboard, and the installation backboard front surface, which is fixed, pacifies
OLED display screen is filled, the OLED display screen front surface is closely fitted with capacitive sensing screen, and the capacitive sensing screen front surface is tight
Close to be fitted with careful frosted layer, controller, cause under the outline border front surface is fixedly mounted in the installation backboard rear surface lower part
It is left-to-right to be successively fixedly installed with projection mode button, PC mode button and switch；
Preferably, the projection mode button, PC mode button and switch are electrically connected controller, and the controller is electrically connected
Connect capacitive sensing screen and OLED display screen.
Preferably, the controller includes shell, and wiring board is fixedly mounted in the shell shell, welds on the wiring board
CPU processor and GPU, cause is left-to-right under the shell is successively fixedly mounted VGA socket, HDMI socket and SDI socket, described
VGA socket, HDMI socket and SDI socket electrical interconnection plate.
Preferably, the installation backboard includes outrigger, integrally formed with heat dissipation supporting plate, the heat dissipation branch in the outrigger frame
Heating column is installed in the middle part of plate, the heating column runs through outrigger, and outrigger periphery quadrangle is integrally formed with support column.
Preferably, the OLED display screen rear surface is closely fitted with graphite paper.
Preferably, the outline border lower edge right end clamps capacitance pen integrally formed with penholder, the penholder.
Preferably, the careful frosted layer is located at outline border frontal plane rear, and the controller is located at plane front after outline border.
After adopting the above technical scheme, the present invention has the advantages that compared with prior art.
The present invention is by adding controller, while CPU processor and GPU energy inside controller to original electronic blackboard
Enough connection projectors carry out projection use, while can connect electric energy and carry out as extension terminal using and careful outside screen
Frosted layer is able to carry out chalk-writing and free ink pen is write, and the specific structure of backboard, increases to OLED display screen heat production
It overflows and dissipates, can effectively ensure that the stabilization of the temperature of screen, then guarantee the service performance and service life of screen.
A specific embodiment of the invention is described in further detail with reference to the accompanying drawing.
Detailed description of the invention
The a part of attached drawing as the application, for providing further understanding of the invention, of the invention is schematic
Examples and descriptions thereof are used to explain the present invention, but does not constitute an undue limitation on the present invention.Obviously, the accompanying drawings in the following description
Only some embodiments to those skilled in the art without creative efforts, can be with
Other accompanying drawings can also be obtained according to these attached drawings.In the accompanying drawings:
Fig. 1 is the right schematic cross-sectional view of the present invention；
Fig. 2 is schematic view of the front view of the present invention；
Fig. 3 is controller architecture schematic diagram of the present invention；
Fig. 4 is present invention installation back board module structural schematic diagram；
Fig. 5 is the present invention installation right schematic cross-sectional view of backboard.
In figure: 1, outline border, 2, careful frosted layer, 3, capacitive sensing screen, 4, OLED display screen, 5, controller, 51, shell,
52, wiring board, 53, CPU processor, 54, VGA socket, 55, HDMI socket, 56, SDI socket, 57, GPU, 6, graphite paper, 7, peace
Dress backboard, 71, outrigger, 72, heating column, 73, heat dissipation supporting plate, 74, support column, 8, projection mode button, 9, PC mode button,
10, it switchs, 11, capacitance pen, 12, penholder.
It should be noted that these attached drawings and verbal description are not intended to the design model limiting the invention in any way
It encloses, but illustrates idea of the invention by referring to specific embodiments for those skilled in the art.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in embodiment is clearly and completely described, the following examples are intended to illustrate the invention, but
It is not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that term " on ", "front", "rear", "left", "right", " is erected at "lower"
Directly ", the orientation or positional relationship of the instructions such as "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Embodiment
As shown in Figures 1 to 5, a kind of big plane blackboard with projection and screen display function described in the present embodiment, including
Outline border 1 is the external installation foundation structure of device, and middle part clamps installation backboard 7 in 1 frame of outline border, aobvious for OLED thereon
Display screen 4 and controller 5 provide installation foundation, while radiating to OLED display, the fixed peace of 7 front surface of installation backboard
OLED display screen 4 is filled, the image data of GPU57 outflow is imaged, 4 front surface of OLED display screen is closely fitted with electricity
Hold induction screen 3, facilitate and carry out touch screen manipulation, 3 front surface of capacitive sensing screen is closely fitted with careful frosted layer 2, using logical
With touch screen frosted pad pasting, it is made to allow for the writing of letter written with chalk, also can be carried out the writing of free ink pen, have no effect on simultaneously
The display effect of OLED display screen 4, the 7 rear surface lower part of installation backboard are fixedly mounted controller 5, pass through internal electronic element
OLED display screen 4 is controlled, cause is left-to-right under 1 front surface of outline border is successively fixedly installed with projection mode button 8, PC mode
Button 9 and switch 10, the starting of control device and the conversion of operating mode；
The projection mode button 8, PC mode button 9 and switch 10 are electrically connected controller 5, and the controller 5 is electrically connected
Capacitive sensing screen 3 and OLED display screen 4 are connect, realizes effective connection of governor circuit.
Specifically, the controller 5 includes shell 51, it is the base structure outside controller 5, in 51 shell of shell
Wiring board 52 is fixedly mounted, is integrated with various control circuit thereon, provides back work for CPU processor 53 and GPU57 thereon,
CPU processor 53 is welded on the wiring board 52 and GPU57, CPU processor 53 handle total data, and GPU57 is to image
Data are handled, while CPU processor 53 is provided with the intelligence desktop program based on Intelligent control system, prolongs for other function
Exhibition provides support, and the lower cause of the shell 51 is left-to-right to be successively fixedly mounted VGA socket 54, HDMI socket 55 and SDI socket 56,
Facilitate the connection of different video data-interface, 56 electrical interconnection plate 52 of the VGA socket 54, HDMI socket 55 and SDI socket.
Specifically, the installation backboard 7 includes outrigger 71, for the composition substrate for installing backboard 7, it has been made up of combination
Whole installation backboard 7, while molding and installation foundation are provided for internal structure, 71 frame of outrigger is interior integrally formed with heat dissipation supporting plate
73, heat dissipation effect is improved by increasing heat dissipation area, while by diagonal cross, increasing the stability of support, the heat dissipation branch
Heating column 72 is installed in the middle part of plate 73, the heating column 72 runs through outrigger 71, and the close portable box graphite paper 6 in inner end increases heat transfer
Rate, increases heat dissipation effect, and the 71 periphery quadrangle of outrigger increases the stability of outrigger 71 integrally formed with support column 74.
Specifically, 4 rear surface of OLED display screen is closely fitted with graphite paper 6, increase the heat of OLED display screen 4
Volatilization effect, at the same for device stop electronic working when, show black, blackboard function be provided.
Specifically, the 1 lower edge right end of outline border is integrally formed with penholder 12, the placement for capacitance pen 11 provides basis,
The penholder 12 clamps capacitance pen 11, and cooperation capacitance plate 3 carries out accurate touch operation.
Specifically, the careful frosted layer 2 is located at 1 frontal plane rear of outline border, facilitate outline border 1 to the guarantor of internal structure
Shield, avoids damaging in transportational process, and the controller 5 is located at plane front after outline border 1, and when avoiding installation, controller 5 is closely pasted
Metope is closed, influences to radiate.
After working principle: device is installed and circuit installs, the work of control device OLED display screen 4 according to demand
State delivers a signal to controller 5 by projection mode button 8 when connecting projector, and the signal that projector is passed to carries out
Projection, when connecting computer, delivers a signal to controller 5 by PC mode button 9, and the signal that computer is passed to is shown,
When needing as blackboard, device, while the structure in graphite paper 6 and its front are closed, Glass blackboard is constituted, carries out letter written with chalk book
Write into enforcement use, when needing other expanding functions, can by capacitance pen 11 cooperate capacitance plate 3 control built-in intelligence desktop programs into
Row operates with.
The above is only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this patent
Member without departing from the scope of the present invention, when the technology contents using above-mentioned prompt make it is a little change or be modified to
The equivalent embodiment of equivalent variations, but anything that does not depart from the technical scheme of the invention content, it is right according to the technical essence of the invention
Any simple modification, equivalent change and modification made by above embodiments, in the range of still falling within the present invention program.
Claims (6)
1. a kind of big plane blackboard with projection and screen display function, including outline border (1), which is characterized in that outline border (1) frame
Interior middle part clamps installation backboard (7), and OLED display screen (4) are fixedly mounted in installation backboard (7) front surface, and the OLED is shown
Screen (4) front surface is closely fitted with capacitive sensing screen (3), and capacitive sensing screen (3) front surface is closely fitted with careful frosted
Controller (5) are fixedly mounted in layer (2), installation backboard (7) the rear surface lower part, and a cause left side is arrived under outline border (1) front surface
The right side is successively fixedly installed with projection mode button (8), PC mode button (9) and switch (10)；The projection mode button (8),
PC mode button (9) and switch (10) are electrically connected controller (5), the controller (5) electrical connection capacitive sensing screen (3) with
OLED display screen (4).
2. a kind of big plane blackboard with projection and screen display function according to claim 1, which is characterized in that the control
Device (5) processed includes shell (51), and wiring board (52) are fixedly mounted in shell (51) shell, is welded on the wiring board (52)
CPU processor (53) and GPU (57), under the shell (51) cause it is left-to-right VGA socket (54) are successively fixedly mounted, HDMI is inserted
Mouth (55) and SDI socket (56), the VGA socket (54), HDMI socket (55) and SDI socket (56) electrical interconnection plate
(52)。
3. a kind of big plane blackboard with projection and screen display function according to claim 1, which is characterized in that the peace
Filling backboard (7) includes outrigger (71), integrally formed with heat dissipation supporting plate (73), the heat dissipation supporting plate (73) in outrigger (71) frame
Middle part is installed with heating column (72), and the heating column (72) runs through outrigger (71), and outrigger (71) the periphery quadrangle is integrally formed
There are support column (74).
4. a kind of big plane blackboard with projection and screen display function according to claim 1, which is characterized in that described
OLED display screen (4) rear surface is closely fitted with graphite paper (6).
5. a kind of big plane blackboard with projection and screen display function according to claim 1, which is characterized in that described outer
Frame (1) lower edge right end clamps capacitance pen (11) integrally formed with penholder (12), the penholder (12).
6. a kind of big plane blackboard with projection and screen display function according to claim 5, which is characterized in that described thin
Frosted layer (2) are caused to be located at outline border (1) frontal plane rear, the controller (5) is located at outline border (1) plane front afterwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811551500.9A CN109849560A (en) | 2018-12-19 | 2018-12-19 | A kind of big plane blackboard with projection and screen display function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811551500.9A CN109849560A (en) | 2018-12-19 | 2018-12-19 | A kind of big plane blackboard with projection and screen display function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109849560A true CN109849560A (en) | 2019-06-07 |
Family
ID=66891565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811551500.9A Pending CN109849560A (en) | 2018-12-19 | 2018-12-19 | A kind of big plane blackboard with projection and screen display function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109849560A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111845158A (en) * | 2020-08-21 | 2020-10-30 | 金华职业技术学院 | Heating writing board and heating pen |
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| CN208093082U (en) * | 2018-04-25 | 2018-11-13 | 深圳市中渤光电有限公司 | A kind of direct insertion three-in-one display screen |
| CN208141627U (en) * | 2017-10-30 | 2018-11-23 | 安徽华陶信息科技有限公司 | A kind of virtual reality interactive teaching blackboard |
| CN208156964U (en) * | 2018-05-31 | 2018-11-27 | 浙江德广信电子科技股份有限公司 | A kind of LED display module convenient for heat dissipation |
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Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202189476U (en) * | 2011-08-18 | 2012-04-11 | 李钰熹 | Projection teaching blackboard |
| CN203397047U (en) * | 2013-07-05 | 2014-01-15 | 吴若鹏 | Integrated backboard structure of liquid crystal screen |
| CN204423650U (en) * | 2014-12-22 | 2015-06-24 | 苏州百正信息科技有限公司 | Multifunctional blackboard |
| CN204614247U (en) * | 2015-05-18 | 2015-09-02 | 郑州澍青医学高等专科学校 | A kind of Philosophical Logic tutoring system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111845158A (en) * | 2020-08-21 | 2020-10-30 | 金华职业技术学院 | Heating writing board and heating pen |
| CN111845158B (en) * | 2020-08-21 | 2021-11-02 | 金华职业技术学院 | Heating writing board and heating pen |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190607 |