CN213025122U - Electronic display device capable of laser detection and system thereof - Google Patents
Electronic display device capable of laser detection and system thereof Download PDFInfo
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- CN213025122U CN213025122U CN202020619622.3U CN202020619622U CN213025122U CN 213025122 U CN213025122 U CN 213025122U CN 202020619622 U CN202020619622 U CN 202020619622U CN 213025122 U CN213025122 U CN 213025122U
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- 238000001514 detection method Methods 0.000 title claims abstract description 38
- 238000004891 communication Methods 0.000 claims description 10
- 238000012544 monitoring process Methods 0.000 claims description 9
- 230000004438 eyesight Effects 0.000 abstract description 11
- 230000036541 health Effects 0.000 abstract description 4
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000036544 posture Effects 0.000 description 2
- 201000004569 Blindness Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 210000000056 organ Anatomy 0.000 description 1
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- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model provides a but laser detection's electronic display device, include: casing, power supply unit, main control unit, display element, main control unit set up in the casing, display element, power supply unit all are connected with main control unit, set up on the casing display element's display screen, set up on the casing with main control unit be connected laser detection unit and alarm unit, laser detection unit is with measuring user distance the distance numerical value of display screen, distance numerical value send to display element show. The utility model also discloses a system of but laser detection's electronic display device. The utility model discloses a but laser detection's electronic display device and system detectable and warning eyesight protection more are favorable to user's eye health.
Description
Technical Field
The utility model relates to an electron device, in particular to but laser detection's electronic display device and system thereof.
Background
The electronic display device generally includes a handheld electronic display product, and the electronic display product is a related product for performing electronic display based on electric energy, and mainly includes: e-books, smart phones, tablets, electronic cards, and the like.
The display part of the electronic display device adopts the following technical means: cathode Ray Tubes (CRTs), liquid crystals, light emitting diodes, plasma displays, and the like. The display effect is related to various factors, such as the size, resolution, afterglow time, shape, color, stroke width, brightness and contrast of the displayed image, etc.
As the electronic display devices are applied more and more widely, the electronic display devices are endowed with more and more functions, wherein the electronic cards are popular among a plurality of users, and the requirement for protecting eyesight is higher and higher. As is known, people can adopt different sitting postures according to personal habits during writing, but if the sitting posture is incorrect for a long time, the eyesight of the people can be affected, and when people look at an electronic screen for a long time and watch the people at a short distance, the eyesight of the users can be damaged, and serious people can cause blindness, so that the eyesight of the users needs to be protected.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the utility model provides a but protect user's eyesight laser detection's electronic display device.
The utility model discloses a but laser detection's electronic display device, include: casing, power supply unit, main control unit, display element, main control unit set up in the casing in, display element, power supply unit all with main control unit be connected, the casing on set up display element's display screen, the casing on set up with main control unit be connected laser detection unit and alarm unit, laser detection unit with measure user distance the distance numerical value of display screen, the distance numerical value send to display element show.
Furthermore, the display unit, the laser detection unit and the alarm unit are connected with the main control unit through a serial port or an SPI interface.
Further, the housing is provided with two laser detection units, which are respectively: a transmitter and a receiver.
Further, the alarm unit comprises a buzzer and/or a display component capable of switching the backlight color of the display screen.
Furthermore, the electronic display device is an electronic card.
Furthermore, the main control unit is also connected with a clock unit, and the clock unit is used for giving an alarm to the user when the distance value is lower than the set value and the duration is longer than the preset duration.
Furthermore, the main control unit is also connected with the communication unit.
Further, the communication unit comprises one or more of a Bluetooth module, a 2.4G wireless module, a 4G module, a 5G module and a WiFi module.
The utility model discloses a system with but laser detection's electronic display device, including electronic display device and with the monitoring platform that electronic display device is connected, electronic display device be foretell electronic display device.
Furthermore, the system also comprises data transfer equipment, and the communication unit uploads the distance value to the monitoring platform through the data transfer equipment.
The electronic display device capable of laser detection and the system thereof implementing the technical scheme have the following technical effects:
be different from the electronic display device among the prior art, do not have the mechanism that detects and remind the protection eyesight, the utility model discloses a but laser detection's electronic display device detectable and remind the protection eyesight more are favorable to user's eye health.
Drawings
For the purpose of clearly illustrating the embodiments or technical solutions of the present invention, the drawings are used for brief description. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 is a schematic structural diagram of an electronic display device capable of laser detection according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of the internal circuit block of FIG. 1;
FIG. 3 illustrates the working principle of distance measurement by laser detection;
fig. 4 is a schematic structural diagram of a system having a laser detectable electronic display device according to an embodiment of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and 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.
Referring to fig. 1 and fig. 2, an embodiment of the present invention provides an electronic display device 1 capable of laser detection, including: the portable electronic device comprises a shell 10, a power supply unit (not shown), a main control unit 20 and a display unit 30, wherein the main control unit 20 is arranged in the shell 10, the display unit 30 and the power supply unit are both connected with the main control unit 20, a display screen of the display unit 30 is arranged on the shell 10, at least one laser detection unit 40 and an alarm unit 50 which are connected with the main control unit 20 are arranged on the shell 10, the laser detection unit 40 is used for measuring a distance value between a user and the display screen, and the alarm unit 50 is used for giving an alarm to the user when the distance value is lower than a set value.
The laser detection unit 40 includes: a transmitter and a receiver.
Laser ranging is based on the principle: the principle of triangulation, laser triangulation, is generally applicable to high-precision, short-range measurements. As shown in fig. 3, the emitter directs visible red laser light through the lens to the object surface, and the reflected laser light from the object passes through the receiver lens and is received by the internal CCD line camera, which can "see" this spot at different angles, depending on the distance. The distance L between the laser and the camera can be calculated according to the angle (the angle beta in figure 3) and the distance S between the laser emitter and the laser receiver, and the distance between the sensor and the measured object can be calculated by the digital signal processor.
The display unit 30, the laser detection unit 40 and the alarm unit 50 are connected with the main control unit 20 through a serial port or an SPI interface.
The housing 10 is provided with a laser detection unit 40 including a transmitter and a receiver.
The alarm unit 50 includes a buzzer and/or a display component that can switch the backlight color of the display screen.
The electronic display device 1 is an electronic card.
The main control unit 20 is further connected to a clock unit 60 through a serial port or an SPI interface, and the clock unit 60 is configured to send an alarm to the user by the alarm unit 50 when the distance value is lower than the set value and continues for a time period longer than a preset time period.
The main control unit 20 is further connected to the communication unit 70 through a serial port or an SPI interface, and the communication unit 70 uploads the distance value to the monitoring platform through the data transfer device.
The communication unit 70 includes one or more of a bluetooth module, a 2.4G wireless module, a 4G module, a 5G module, and a WiFi module.
The following is further described:
the product model of the display unit is as follows: LCN 3628F;
the product model of the laser detection unit is as follows: SLDM-D16;
the product model of the alarm unit is as follows: SP 2626;
the product model of the clock unit is as follows: RTC 8866;
the product model of the main control unit is as follows: ASR 3601.
The working process of the electronic display device of the present invention is (taking the electronic card in fig. 1 as an example):
the electronic card passes through laser detection unit test distance, upper portion sets up the transmitter that is used for sending the laser detection unit of laser line, the lower part sets up the receiver (accessible CCD detector receipt) that is used for receiving the laser detection unit of laser line, the middle part is the electronic display screen, in use, the transmitter of the laser detection unit on upper portion sends the laser line, run into user's health and be blockked, the laser line that reflects back is received by the laser detection unit receiver of lower part, the master control unit calculates distance data according to the geometric relation, in case be close certain distance just send the warning through the change or the bee calling organ of display screen background color, and show warning information on the display screen.
This technical scheme can be used for closely measuring range, also can be used for measuring student's position of sitting and detect, judges student apart from desktop distance, protects student's eyesight.
Referring to fig. 4, a system 100 with an electronic display device capable of laser detection includes the electronic display device 1 and a monitoring platform 200 connected to the electronic display device.
The electronic display device 1 is connected to the monitoring platform 200 in a wired or wireless manner, and the monitoring platform 200 receives the ranging data from the electronic display device 1 for macro monitoring and analysis.
The system 100 further includes a data relay device 300, and the communication unit uploads the distance value to the monitoring platform 200 through the data relay device 300.
The electronic display device capable of laser detection and the system thereof implementing the technical scheme have the following technical effects:
be different from the electronic display device among the prior art, do not have the mechanism that detects and remind the protection eyesight, the utility model discloses a but laser detection's electronic display device detectable and remind the protection eyesight more are favorable to user's eye health.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements and the like, which are made within the spirit and principles of the present invention.
Claims (9)
1. A laser detectable electronic display device comprising: casing, power supply unit, main control unit, display element, main control unit set up in the casing in, display element, power supply unit all with main control unit be connected, the casing on set up display element's display screen, a serial communication port, the casing on set up with main control unit be connected laser detection unit and alarm unit, laser detection unit is with measuring user distance the distance numerical value of display screen, distance numerical value send to display element show, main control unit still connect the communication unit.
2. The electronic display device according to claim 1, wherein the main control unit is further connected to an alarm unit, and the alarm unit is configured to send an alarm to the user when the distance value is lower than a set value.
3. The electronic display device of claim 2, wherein the display unit, the laser detection unit and the alarm unit are connected with the main control unit through a serial port or an SPI interface.
4. The electronic display device according to claim 1, wherein the housing is provided with two laser detection units, respectively: a transmitter and a receiver.
5. The electronic display device according to claim 2, wherein the alarm unit comprises a buzzer and/or a display component capable of switching the backlight color of the display screen.
6. The electronic display device according to claim 1, wherein the electronic display device is an electronic card.
7. The electronic display device according to claim 2, wherein the main control unit is further connected to a clock unit, and the clock unit is configured to send an alarm to the user when the distance value is lower than a preset value and the duration is longer than a preset duration.
8. The electronic display device of claim 1, wherein the communication unit comprises one or more of a bluetooth module, a 2.4G wireless module, a 4G module, a 5G module, and a WiFi module.
9. A system having a laser detectable electronic display device, comprising an electronic display device and a monitoring platform connected to the electronic display device, wherein the electronic display device is the electronic display device of any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020619622.3U CN213025122U (en) | 2020-04-22 | 2020-04-22 | Electronic display device capable of laser detection and system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020619622.3U CN213025122U (en) | 2020-04-22 | 2020-04-22 | Electronic display device capable of laser detection and system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213025122U true CN213025122U (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020619622.3U Active CN213025122U (en) | 2020-04-22 | 2020-04-22 | Electronic display device capable of laser detection and system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213025122U (en) |
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2020
- 2020-04-22 CN CN202020619622.3U patent/CN213025122U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240205 Address after: Room 916, Block 2, Juyuan Business Center, No. 16, Foping 4th Road, Guicheng Street, Nanhai District, Foshan City, Guangdong Province, 528200 (residence application) Patentee after: Guangdong Schoolpark Commercial Investment Co.,Ltd. Country or region after: China Address before: 528200 Guangdong Foshan Guicheng Nanhai science and Technology Park North Industrial Zone G block third floors East Patentee before: TELEPOWER EDUCATION Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |