CN211742254U - Electronic display device capable of infrared detection and system thereof - Google Patents
Electronic display device capable of infrared detection and system thereof Download PDFInfo
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- CN211742254U CN211742254U CN202020587486.4U CN202020587486U CN211742254U CN 211742254 U CN211742254 U CN 211742254U CN 202020587486 U CN202020587486 U CN 202020587486U CN 211742254 U CN211742254 U CN 211742254U
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Abstract
The utility model provides a but infrared 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 are connected with main control unit, set up on the casing display element's display screen, set up on the casing at least one with main control unit infrared detection unit and the alarm unit that is connected, infrared detection unit be used for measuring user's distance the distance numerical value of display screen, alarm unit be used for working as distance numerical value be less than the setting value when, to the user send the warning. The utility model also discloses a system of but the electronic display device of infrared detection. The utility model discloses a but infrared 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 electronic display device and system of infrared detection.
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 (CRT), liquid crystal, electroluminescent, light emitting diode, 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 infrared detection's electronic display device.
The utility model discloses an electronic display device that can infrared detection, include: casing, power supply unit, main control unit, display element, the main control unit set up in the casing in, display element, power supply unit all with the main control unit be connected, the casing on set up display element's display screen, a serial communication port, the casing on set up at least one with the infrared detection unit and the alarm unit that the main control unit is connected, infrared detection unit be used for measuring user's distance the distance numerical value of display screen, alarm unit be used for working as when distance numerical value be less than the setting value, to the user send the warning.
Furthermore, the display unit, the infrared detection unit and the alarm unit are connected with the main control unit through a serial port or an SPI interface.
Furthermore, two infrared detection units are arranged on the shell.
Further, the alarm unit comprises a buzzer and/or a twinkling LED lamp strip.
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.
Furthermore, the communication unit comprises a Bluetooth module, a 2.4G wireless module, a 4G module, a 5G module and a WiFi module.
The utility model discloses a but system of infrared 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 infrared detection and the system thereof 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 infrared 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 infrared 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 infrared detection;
fig. 4 is a schematic system diagram of an electronic display device with infrared detection 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 infrared 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 infrared detection unit 40 and an alarm unit 50 which are connected with the main control unit 20 are arranged on the shell 10, the infrared 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.
Infrared ranging is based on a principle: according to the triangulation principle, as shown in fig. 3, an infrared emitter of an infrared detection unit emits infrared beams at a certain angle, when an object is met, the beams are reflected, the reflected infrared beams are detected by a CCD (charge coupled device) detector to obtain an offset value L, and by utilizing the trigonometric relation, after the emission angle a, the offset distance L, the central moment X and the focal length f of a filter are known, the distance D from an electronic card to the object can be calculated through the geometric relation.
The display unit 30, the infrared detection unit 40 and the alarm unit 50 are connected with the main control unit 20 through a serial port or an SPI interface.
Two infrared detection units 40 are provided on the housing 10.
The alarm unit 50 comprises a buzzer and/or a blinking LED strip.
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 a bluetooth module, a 2.4G wireless module, a 4G module, a 5G module, a WiFi module, and the like.
The following is further described:
the product model of the display unit is as follows: LCN 3628F;
the product model of the infrared detection unit is as follows: SHARP 01;
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):
electronic card passes through infrared detection unit test distance, upper portion sets up and is used for sending infrared detection unit, the lower part sets up and is used for receiving infrared detection unit (accessible CCD detector receipt), the middle part is electronic display screen, and can set up the LED lamp pearl or the lamp area that can twinkle that sends the warning on the casing, in use, the infrared detection unit on upper portion sends the infrared ray, run into user's health and be blockked, the infrared ray of reflection back is received by the infrared detection unit of lower part, main control unit calculates distance data according to the geometric relation, in case be close certain distance just send the warning through LED lamp pearl or bee calling organ, 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 infrared detection includes the electronic display device and a monitoring platform 200 connected to the electronic display device, where the electronic display device is the electronic display device 1.
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 infrared detection and the system thereof 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 infrared 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. An infrared detectable electronic display device comprising: casing, power supply unit, main control unit, display element, the main control unit set up in the casing in, display element, power supply unit all with the main control unit be connected, the casing on set up display element's display screen, a serial communication port, the casing on set up at least one with the infrared detection unit and the alarm unit that the main control unit is connected, infrared detection unit be used for measuring user's distance the distance numerical value of display screen, alarm unit be used for working as when distance numerical value be less than the setting value, to the user send the warning.
2. The electronic display device according to claim 1, wherein the display unit, the infrared detection unit and the alarm unit are connected with the main control unit through a serial port or an SPI interface.
3. The electronic display device of claim 1, wherein two infrared detection units are disposed on the housing.
4. The electronic display device according to claim 1, wherein the alarm unit comprises a buzzer and/or a blinking LED strip.
5. The electronic display device according to claim 1, wherein the electronic display device is an electronic card.
6. The electronic display device according to claim 1, 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.
7. The electronic display device of claim 1, wherein the main control unit is further connected to a communication unit.
8. The electronic display device of claim 7, wherein the communication unit comprises a bluetooth module, a 2.4G wireless module, a 4G module, a 5G module, and a WiFi module.
9. A system having an infrared 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 |
|---|---|---|---|
| CN202020587486.4U CN211742254U (en) | 2020-04-20 | 2020-04-20 | Electronic display device capable of infrared detection and system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020587486.4U CN211742254U (en) | 2020-04-20 | 2020-04-20 | Electronic display device capable of infrared detection and system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211742254U true CN211742254U (en) | 2020-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020587486.4U Active CN211742254U (en) | 2020-04-20 | 2020-04-20 | Electronic display device capable of infrared detection and system thereof |
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| Country | Link |
|---|---|
| CN (1) | CN211742254U (en) |
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2020
- 2020-04-20 CN CN202020587486.4U patent/CN211742254U/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: 20201027 Address after: 528200 east of the third layer of G building in the NATO Industrial Zone, Guicheng Science Park, Nanhai District, Nanhai District, Foshan, Guangdong Patentee after: TELEPOWER EDUCATION Co.,Ltd. Address before: Room 104, 4148 Shuangmiao Branch Road, Fengjing town, Jinshan District, Shanghai Patentee before: Shanghai Rongli Technology Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230227 Address after: 519000 C302, C303, Building 1, No. 1, Hagongda Road, Tangjiawan Town, High-tech Zone, Zhuhai City, Guangdong Province Patentee after: Guangdong Huaxin Smart Cloud Technology Co.,Ltd. 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. |
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| TR01 | Transfer of patent right |