CN213934810U - Electronic blackboard - Google Patents
Electronic blackboard Download PDFInfo
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- CN213934810U CN213934810U CN202023108442.8U CN202023108442U CN213934810U CN 213934810 U CN213934810 U CN 213934810U CN 202023108442 U CN202023108442 U CN 202023108442U CN 213934810 U CN213934810 U CN 213934810U
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- whiteboard
- module
- writing board
- display screen
- electronic
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- 230000000694 effects Effects 0.000 abstract description 8
- 230000005059 dormancy Effects 0.000 abstract description 5
- 230000035807 sensation Effects 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 21
- 230000007958 sleep Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Abstract
The utility model discloses an electronic blackboard, which comprises an electronic whiteboard, a writing board and a frame body, wherein the writing board is connected with the frame body in a sliding way, the writing board and the electronic whiteboard are parallel, the electronic whiteboard is positioned at the rear side of the writing board, and the electronic whiteboard comprises a display screen, a control module and a light sensation module; the display screen is positioned on one side of the electronic whiteboard close to the writing board; the control module is connected with the display screen and is used for controlling the display information of the electronic whiteboard; the light sensing module is in communication connection with the control module and is used for detecting the brightness of light and sending detected information to the control module; and the control module controls the opening and closing of the electronic whiteboard according to the information. Through light sense module discernment outside luminance, and then can control whiteboard's luminance, and through the light sense module, can discern whether the clipboard covers whiteboard to when the clipboard covers whiteboard, power saving operation such as the whiteboard carries out dormancy or closes through control module control whiteboard, reach energy-conserving effect.
Description
Technical Field
The utility model relates to electronic blackboard technical field especially involves an electronic blackboard.
Background
An electronic blackboard, as an electronic product replacing a conventional blackboard, is gradually applied to various teaching fields, medical fields, and military fields. The birth of the novel teaching aid enables teaching and presentation to be more vivid, and contents are easier to absorb, so that the effect of getting twice the result with half the effort is achieved.
At present, multimedia push-and-pull electronic blackboard includes electronic whiteboard and clipboard usually, and electronic whiteboard is used for demonstrating, and the clipboard is used for writing, when using multimedia push-and-pull blackboard, needs to use electronic whiteboard sometimes, and the clipboard need be used again sometimes, and usually, when only needing to use the clipboard, electronic whiteboard still is in the state of opening, is unfavorable for energy-concerving and environment-protective.
Disclosure of Invention
The utility model mainly aims at providing an electronic blackboard, aiming at providing an electronic blackboard with better energy-saving effect.
The utility model provides an electronic blackboard, including whiteboard, clipboard and framework sliding connection, clipboard and whiteboard are parallel, and whiteboard is located the clipboard rear side, and whiteboard includes:
the display screen is positioned on one side of the electronic whiteboard close to the writing board;
the control module is connected with the display screen and is used for controlling the display information of the electronic whiteboard;
the light sensing module is in communication connection with the control module and is used for detecting the brightness of light and sending detected information to the control module;
and the control module controls the opening and closing of the electronic whiteboard and adjusts the brightness of the whiteboard according to the information.
Furthermore, the writing board comprises a first writing board and a second writing board, and the first writing board and the second writing board are respectively connected with the frame body in a sliding mode;
the first writing board is located at one end of the display screen, and the second writing board is located at the other end of the display screen opposite to the one end.
Further, the light sensing module is arranged above the display screen.
Further, the light sensing module is arranged in the middle above the display screen.
Furthermore, the electronic whiteboard further comprises a frame, the frame surrounds the display screen, and the light sensing module is arranged on the frame.
Further, the control module includes:
the system module is in communication connection with the light sensing module;
the screen display module is in communication connection with the system module and is used for controlling the display content of the display screen;
the backlight module is in communication connection with the system module and is used for controlling backlight of the display screen;
the system module controls the screen display module and the backlight module.
Further, the control module further comprises:
and the control key is in communication connection with the system module.
Furthermore, the electronic whiteboard is fixedly connected with the frame body.
The utility model provides an electronic blackboard, wherein a writing board of the electronic blackboard slides, so that the writing board can cover the electronic whiteboard for writing, and the writing board can be removed to make the electronic whiteboard; through light sense module discernment outside luminance, and then can control whiteboard's luminance, and through the light sense module, can discern whether the clipboard covers whiteboard to when the clipboard covers whiteboard, power saving operation such as the whiteboard carries out dormancy or closes through control module control whiteboard, reach energy-conserving effect.
Drawings
FIG. 1 is a schematic structural view of an embodiment of an electronic blackboard according to the present invention;
fig. 2 is a schematic structural view of another embodiment of the electronic blackboard of the present invention.
The purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It will be understood by those skilled in the art that, as used herein, the singular forms "a", "an", "the" and "the" may include the plural forms as well, unless expressly stated otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, units, modules, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, units, modules, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. Further, "connected" or "coupled" as used herein may include wirelessly connected or wirelessly coupled. As used herein, the term "and/or" includes all or any element and all combinations of one or more of the associated listed items.
It will be understood by those within the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
Referring to fig. 1-2, an embodiment of the electronic blackboard of the present invention includes an electronic whiteboard 2, a writing board and a frame 1, wherein the writing board is slidably connected to the frame 1, the writing board and the electronic whiteboard 2 are parallel, the electronic whiteboard 2 is located at the rear side of the writing board, and the electronic whiteboard 2 includes a display screen 21, a control module 23 and a light sensing module 22; the display screen 21 is positioned on one side of the electronic whiteboard 2 close to the writing board; the control module 23 is connected to the display screen 21 and is used for controlling the display information of the electronic whiteboard 2; the light sensing module 22 is in communication connection with the control module 23 and is used for detecting the brightness of light and sending the detected information to the control module 23; the control module 23 controls the electronic whiteboard 2 to be turned on and off and adjusts the brightness of the whiteboard according to the information.
Specifically, the writing board of the electronic blackboard slides, so that the writing board can cover the electronic whiteboard 2 for writing, and the writing board can be removed to leave the electronic whiteboard 2; through light sense module 22 discernment outside luminance, and then can control whiteboard 2's luminance, and through light sense module 22 of locating the display screen 21 upper end, can discern whether the clipboard covers whiteboard 2, and when the clipboard covers whiteboard 2, control whiteboard 2 through control module 23 and carry out power saving operation such as dormancy or closing, reach energy-conserving effect, for example when light sense module 22 discerns outside luminance sharply darkens in the short time, then judge that the clipboard covers whiteboard 2.
It should be noted that the light sensing module 22 may be connected to the control module 23 by wire or wirelessly.
It should be noted that the light-sensing module 22 may, in some embodiments, include a device capable of detecting light brightness, such as a light brightness sensor, to determine whether the writing board covers the electronic whiteboard 2 by detecting the light brightness; when the writing board covers the electronic whiteboard 2, the control module 23 controls the electronic whiteboard 2 to perform power saving operations such as sleep or close, for example, when the brightness of the surrounding environment is detected to be low, the control module 23 controls the electronic whiteboard 2 to enter a standby state, so that the electronic whiteboard can intelligently enter an energy saving state, and the situation that the whole electronic whiteboard 2 works in a covered state for too long time, the electronic whiteboard 2 generates heat seriously, and the service life of the electronic whiteboard 2 is shortened can be prevented; the standby state can be released through interaction, for example, the whiteboard is released from the standby state by tapping the display screen, the writing board or the frame body; when the brightness of the surrounding environment is continuously detected to be very low (for example, 30 minutes), the control module 23 controls to completely close the electronic whiteboard 2, and enters a low-power-consumption standby mode, so that resources are saved to the maximum extent; in addition, when the light is weak for a long time, the control module 23 can automatically control the electronic whiteboard 2 to perform power saving operations such as sleep or off, so as to deal with the situation that the electronic whiteboard 2 is forgotten to be turned off.
Further, in some embodiments, the writing board includes a first writing board 31 and a second writing board 32, and the first writing board 31 and the second writing board 32 are respectively connected with the frame 1 in a sliding manner; the first writing board 31 is located at one end of the display screen 21, and the second writing board 32 is located at the other end of the display screen 21 opposite to the one end.
Specifically, when the first writing board 31 and the second writing board 32 are combined, the display screen 21 is covered, and writing can be performed on any one of the first writing board 31 and the second writing board 32, so that the writing board is more flexible to use compared with a whole writing board.
Further, referring to fig. 2, in some embodiments, the light sensing module 22 is disposed above the display screen. Whether can detect the discernment clipboard and cover whiteboard 2, light sense module 22 locates the condition that display screen 21 upper portion can effectively avoid being sheltered from by the human body moreover, avoids the spurious triggering power saving operation, promotes user experience.
Further, in some embodiments, the light-sensing module 22 is disposed above the display screen and at an intermediate position above the display screen. The light sensing module 22 can be shielded only when the writing board slides far enough, so that the probability of mistakenly triggering the power saving operation due to the shielding of the light sensing module 22 can be reduced.
Further, the electronic whiteboard 2 further includes a frame 24, the frame 24 surrounds the display screen 21, and the light sensing module 22 is disposed on the frame 24.
The frame 24 is a section bar for connection, and in some embodiments, the frame 24 is further provided with a camera 25, a speaker, and the like; when the light sensing module 22 is disposed on the frame 24, a placement hole is disposed on one side of the frame 24 facing the writing board, and the light sensing module 22 is disposed in the placement hole.
It should be noted that, in some embodiments, the electronic whiteboard 2 includes a plurality of light-sensing modules 22, each light-sensing module 22 corresponds to a portion of the display area, and when the corresponding light-sensing module 22 detects that the brightness of the ambient light rapidly becomes very low, it can be determined that the corresponding area is covered by the writing board, and thus, the electronic whiteboard 2 can be controlled to be in the local dormancy state; for example, the electronic whiteboard 2 includes five photo sensing modules 22, G1, G2, G3, G4 and G5, and when it is judged by G1 that the board is covered and the other is not covered, the board may sleep in the area corresponding to G1, and the content is displayed by the parts corresponding to G2, G3, G4 and G5.
Further, in some embodiments, the control module 23 includes a system module 231, a screen display module 232, and a backlight module 233; the system module 231 is in communication connection with the light-sensing module 22; the screen display module 232 is in communication connection with the system module 231 and is used for controlling the display content of the display screen 21; the backlight module 233 is in communication connection with the system module 231, and is used for controlling the backlight of the display screen 21; the system module 231 controls the screen display module 232 and the backlight module 233.
Specifically, the system module 231 may be an SOC, and the system module 231 controls the display content of the electronic whiteboard 2 through the screen display module 232, and controls the backlight of the display screen 21 through the backlight module 233, so as to turn off the backlight when the electronic whiteboard needs to be in a sleep state or turned off, thereby achieving the effect of reducing energy consumption.
In some embodiments, the display screen 21 is a touch screen, such as a capacitive screen, and the display screen 21 is connected to the system module 231, so as to control the electronic whiteboard 2 through the display screen 21.
Further, in some embodiments, control module 23 also includes control keys 234; the control buttons 234 are communicatively coupled to the system module 231. The electronic whiteboard 2 is controlled through the control keys 234; in some embodiments, control keys 234 are provided on bezel 24.
Further, in some embodiments, the electronic whiteboard 2 is fixedly connected with the frame 1. The whole electronic blackboard can be fixed by installing the frame body 1 and the wall, and the electronic blackboard 2 is not easy to misplace or fall off in the moving process, so that the electronic blackboard is convenient to move and install.
Further, in some embodiments, the first writing board 31 is provided with a first dust removing brush on the side facing the screen, and the first dust removing brush is located at one end of the first writing board 31 close to the second writing board 32; the second writing plate 32 is provided with a second dust removing brush on the side facing the screen, and the second dust removing brush is located at one end of the second writing plate 32 close to the first writing plate 31.
Specifically, the screen in contact with the first writing plate 31 is cleaned by the first dust removing brush during the movement thereof, and similarly, the screen in contact with the second writing plate 32 is cleaned by the second dust removing brush during the movement thereof.
Further, in some embodiments, the electronic blackboard further comprises a first urging structure and a second urging structure; the first propelling structure is used for connecting the first writing plate 31 and the first dust removing brush, and the first propelling structure is used for driving the first dust removing brush to be close to or far away from the screen; the second propelling structure is used for connecting the second writing plate 32 and the second dust removing brush, and the second propelling structure is used for driving the second dust removing brush to be close to or far away from the screen.
Specifically, the first pushing structure drives the first dust removing brush to be close to or far away from the screen, so that whether the screen is cleaned or not is controlled; similarly, the second pushing structure drives the second dust removing brush to be close to or far away from the screen, so as to control whether the screen is cleaned or not; in some embodiments, the first propelling structure and the second propelling structure are manually controlled through the physical switch, in some embodiments, a sensing mechanism is arranged, whether dust on a screen meets the requirement of cleaning is judged through the sensing mechanism, and after the requirement is met, the corresponding first propelling structure and/or second propelling structure is triggered, so that the first dust removing brush and/or the second dust removing brush are close to the screen, and the screen is cleaned.
Further, in some embodiments, the first propulsion structure comprises a first electromagnet, a first magnetic member, and a first telescoping rod; the first electromagnet is fixedly connected with the first writing plate 31; the first magnetic part is fixedly connected with the first dust removing brush, and the first electromagnet is opposite to the first magnetic part; one end of the first telescopic rod is connected with the first writing plate 31, and the other end of the first telescopic rod is connected with the first dust removing brush.
Specifically, through the positive negative pole of the first electro-magnet of transform, realize that first electro-magnet adsorbs or repels first magnetic part, and then realize driving first dust removal brush and be close to or keep away from the screen, wherein first telescopic link plays the effect of guide location.
Further, in some embodiments, the second propulsion structure comprises a second electromagnet, a second magnetic member, and a second telescoping rod; the second electromagnet is fixedly connected with the second writing plate 32; the second magnetic part is fixedly connected with the second dust removing brush, and the second electromagnet is opposite to the second magnetic part; one end of the second telescopic rod is connected with the second writing plate 32, and the other end of the second telescopic rod is connected with the second dust removing brush.
Specifically, the second electromagnet is enabled to adsorb or repel the second magnetic part by changing the positive pole and the negative pole of the second electromagnet, so that the second dust removing brush is driven to be close to or far away from the screen, and the second telescopic rod plays a role in guiding and positioning.
The utility model provides an electronic blackboard, the writing board of which slides, so that the writing board can cover the electronic whiteboard 2 for writing, and the writing board can be removed to make the electronic whiteboard 2 out; through light sense module 22 discernment outside luminance, and then can control whiteboard 2's luminance, and through light sense module 22, can discern whether the clipboard covers whiteboard 2 to when the clipboard covers whiteboard 2, control whiteboard 2 through control module 23 and carry out power saving operation such as dormancy or close, reach energy-conserving effect.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (8)
1. The utility model provides an electronic blackboard, its characterized in that includes whiteboard, clipboard and framework, the clipboard with framework sliding connection, the clipboard reaches whiteboard is parallel, whiteboard is located the clipboard rear side, whiteboard includes:
the display screen is positioned on one side of the electronic whiteboard close to the writing board;
the control module is connected with the display screen and is used for controlling the display information of the electronic whiteboard;
the light sensing module is in communication connection with the control module and used for detecting the brightness of light and sending detected information to the control module;
and the control module controls the opening and closing of the electronic whiteboard and adjusts the brightness of the whiteboard according to the information.
2. The electronic blackboard of claim 1, wherein the writing board includes a first writing board and a second writing board, the first writing board and the second writing board are respectively connected with the frame body in a sliding manner;
the first writing board is located at one end of the display screen, and the second writing board is located at the other end of the display screen opposite to the one end.
3. The electronic blackboard of claim 1, wherein the light sensing module is disposed above the display screen.
4. The electronic blackboard of claim 3, wherein the light sensing module is disposed at a middle position above the display screen.
5. The electronic blackboard of claim 3, wherein the electronic whiteboard includes a frame surrounding the display screen, and the light sensing module is disposed on the frame.
6. The electronic blackboard of claim 1, wherein the control module includes:
the system module is in communication connection with the light sensing module;
the screen display module is in communication connection with the system module and is used for controlling the display content of the display screen;
the backlight module is in communication connection with the system module and is used for controlling backlight of the display screen;
the system module controls the screen display module and the backlight module.
7. The electronic blackboard of claim 6, wherein the control module further includes:
and the control key is in communication connection with the system module.
8. The electronic blackboard of claim 1, wherein the electronic whiteboard is fixedly connected with the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023108442.8U CN213934810U (en) | 2020-12-21 | 2020-12-21 | Electronic blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023108442.8U CN213934810U (en) | 2020-12-21 | 2020-12-21 | Electronic blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213934810U true CN213934810U (en) | 2021-08-10 |
Family
ID=77154033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023108442.8U Active CN213934810U (en) | 2020-12-21 | 2020-12-21 | Electronic blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213934810U (en) |
-
2020
- 2020-12-21 CN CN202023108442.8U patent/CN213934810U/en active Active
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