CN202171798U - Anti-myopia computer monitoring instrument for students - Google Patents
Anti-myopia computer monitoring instrument for students Download PDFInfo
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- CN202171798U CN202171798U CN2011203014525U CN201120301452U CN202171798U CN 202171798 U CN202171798 U CN 202171798U CN 2011203014525 U CN2011203014525 U CN 2011203014525U CN 201120301452 U CN201120301452 U CN 201120301452U CN 202171798 U CN202171798 U CN 202171798U
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- computer
- control module
- display screen
- myopia prevention
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Abstract
The utility model discloses an anti-myopia computer monitoring instrument for students, which comprises a control module. A wireless distance measurement module and a power supply driving module are further connected with the control module. The wireless distance measurement module is used for monitoring distance between the face of a computer user and a display screen of a computer and transmitting signals to the control module. The control module is used for controlling signals of horizontal scanning frequency or longitudinal scanning frequency of the display screen of the computer to be connected or disconnected according to the signals transmitted by the wireless distance measurement module, or controlling the connection and disconnection of current of the display screen of the computer according to the signals transmitted by the wireless distance measurement module. The power driving module is used for supplying power drive for the control module and the wireless distance measurement module. Distance between the eyes of the students utilizing the computer and the display screen of the computer can be controlled by forced blank screens if the distance is too close so as to avoid myopia and kyphosis.
Description
Technical field
The utility model belongs to the daily living article technical field, is specifically related to a kind of student with myopia prevention computer monitor appearance.
Background technology
Nowadays, along with computer screen is increasing, screen intensity is also increasingly high, and the application of computer in the adolescents with learning life is more and more general; It is as a lot of benefits of truly having of learning tool, still, because under most conditions; Computer desk is the desktop of adult's standard, and student's arm is shorter again, itself just need be very near apart from desk when the operation keyboard mouse; Most of in addition students always can be subconscious more and more nearer from display screen in the process of using computer, makes ciliary muscle overstretched for a long time, causes ciliary muscle fatigue even spasm easily; Eye muscle pressurizes to eyeball, and the eyeball axle prolongs, and causes rapid myopia.Myopia directly has influence on child's school grade and the employment of entering a higher school in the future.At present, surpassed several hundred million people Chinese A nearsighted person, only the incidence of disease of adolescent myopia is just up to more than 50%, and university student's rate of myopia surpasses 70% especially.On the other hand, long-term the bad of sitting posture also can be caused hunchback.
Therefore, how to control the student when using computer, keep suitable distance between eyes and the computer monitor, to reduce myopia and hunchback, significant.
Summary of the invention
The purpose of the utility model provides a kind of student with myopia prevention computer monitor appearance; It is crossed when near apart from computer display screen the student; Through forcing effectively control student distance between eyes and the computer monitor when using computer of blank screen, thus prevention myopia and bow-backed.
The technical scheme that the utility model adopted is that a kind of student comprises control module with myopia prevention computer monitor appearance, also is connected with wireless distance finding module and electric power driving module on the control module;
Wherein, the wireless distance finding module is used to monitor the distance between computer end user face and the computer display screen, and sends signal to control module;
The signal controlling computer display screen field frequency signal that control module is used for transmitting according to the wireless distance finding module or the break-make of line frequency signal, or the break-make of the signal controlling computer display screen electric current that transmits according to the wireless distance finding module;
Electric power driving module is used for to control module and wireless distance finding module power drives being provided.
Wherein, control module has the VT mouth that is used for the video signal input terminal mouth that is connected with host computer and is used for being connected with computer display screen.
The wireless distance finding module is infrared ray range sensor or ultrasonic distance sensor.
Also be connected with alarm module on the control module, alarm module comprises in acoustic alarm device and the light warning device one or all.
The acoustic alarm device is a hummer, and the light warning device is the LED display lamp.
Electric power driving module is external power supply or USB power supply adapting device.
Or control module has the output port of power source that is used for the power input mouth that is connected with the computer display screen power supply and is used for being connected with computer display screen.
The wireless distance finding module is infrared ray range sensor or ultrasonic distance sensor.
Also be connected with alarm module on the control module, alarm module comprises in acoustic alarm device and the light warning device one or all.
Electric power driving module is external power supply or USB power supply adapting device.
The beneficial effect of the utility model is; Monitor distance between computer end user face and the computer display screen through adopting the wireless distance finding module; Control module is again according to the break-make of vision signal between this distance signal controlling computer main frame and the computer display screen; Or control module is according to the break-make of electric current between this distance signal controlling computer display screen power supply and the computer display screen; Finally all show as through controlling computer display screen blank screen, force to make to keep a suitable distance between computer end user and the computer display screen.The utility model ability real-time monitoring computer end user's operating attitude is formed a good operation posture, plays prevention myopia, and the effect of protection computer end user eyesight has been rectified computer end user's sitting posture simultaneously.
Description of drawings
Fig. 1 is the structural representation of the utility model student with first kind of embodiment of myopia prevention computer monitor appearance;
Fig. 2 is the structural representation of the utility model student with second kind of embodiment of myopia prevention computer monitor appearance;
Wherein, 1. electric power driving module, 2. host computer, 3. wireless distance finding module, 4. control module, 5. computer display screen, 6. alarm module, 7. computer display screen power supply.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is elaborated.
As shown in Figure 1; A kind of student of the utility model is with myopia prevention computer monitor appearance; Comprise control module 4; This control module 4 has video signal input terminal mouth and VT mouth, is connected with the wireless distance finding module 3 that is used to monitor distance between computer end user face and the computer display screen 5 on the control module 4.Control module 4 is according to the signal of the wireless distance finding module 3 that receives, and the break-make of vision signal is to reach the blank screen purpose between control of video signal input port and the VT mouth.Also be connected with electric power driving module 1 on the control module 4, electric power driving module 1 is used for to control module 4 and wireless distance finding module 3 power drives being provided.
Also be connected with alarm module 6 on the control module 4, alarm module 6 comprises acoustic alarm device and light warning device, and wherein, the acoustic alarm device is a hummer, and the light warning device comprises a red LED display lamp and a yellow led display lamp.Wireless distance finding module 3 is infrared ray range sensor or ultrasonic distance sensor.Electric power driving module 1 is external power supply or USB power supply adapting device.
Present embodiment is in use: wireless distance finding module 4 is installed in the centre position at computer display screen 5 tops, can accurately detects distance between the facial and computer display screen 5 of computer end user to guarantee wireless distance finding module 4.Between the video signal input terminal mouth of control module 4 and host computer 2, use video transmission line to connect; Between the VT mouth of control module 4 and computer display screen 5, use video transmission line to connect; Like this; Through the break-make control of 4 pairs of field frequency signals of control module or line frequency signal, just ability controlling computer main frame 2 is sent to the break-make of the vision signal of computer display screen 5.
The course of work of the utility model is: detect distance between computer end user and the computer display screen 5 through wireless distance finding module 4; Control module 4 is being handled this distance signal; When this distance during less than a preset distance (being generally 50CM); Control module 4 control yellow led display lamp and buzzer warnings, the end user recovers correct sitting posture with the prompting computer.As in setting-up time, the computer end user recovers correct sitting posture, and then this yellow led display lamp and hummer stop to report to the police; The end user does not recover correct sitting posture in the time that computer is being set; Then control module 4 is cut off field frequency signal or line frequency signal; Make host computer 2 be sent to the disconnection of the vision signal of computer display screen 5; Computer display screen 5 blank screens are controlled red LED display lamp and buzzer warning simultaneously, and the end user returns to safe distance until computer.
As shown in Figure 2; A kind of student of the utility model is with myopia prevention computer monitor appearance; Comprise control module 4; This control module 4 has the output port of power source that is used for the power input mouth that is connected with computer display screen power supply 7 and is used for being connected with computer display screen 5, is connected with the wireless distance finding module 3 that is used to monitor distance between computer end user face and the computer display screen 5 on the control module 4.Control module 4 is according to the signal of the wireless distance finding module 3 that receives, and the break-make of controlling computer display screen 5 electric currents is to reach the blank screen purpose.Also be connected with electric power driving module 1 on the control module 4, electric power driving module 1 is used for to control module 4 and wireless distance finding module 3 power drives being provided.
Also be connected with alarm module 6 on the control module 4, alarm module 6 comprises acoustic alarm device and light warning device, and wherein, the acoustic alarm device is a hummer, and the light warning device comprises a red LED display lamp and a yellow led display lamp.Wireless distance finding module 3 is infrared ray range sensor or ultrasonic distance sensor.Electric power driving module 1 is external power supply or USB power supply adapting device.
Present embodiment is in use: wireless distance finding module 4 is installed in the centre position at computer display screen 5 tops, can accurately detects distance between the facial and computer display screen 5 of computer end user to guarantee wireless distance finding module 4.Between the power input mouth of control module 4 and computer display screen power supply 7, use lead to connect; Between the output port of power source of control module 4 and computer display screen 5, use lead to connect; Like this; Through the control of 4 pairs of current switchings of control module, just can controlling computer display screen power supply 7 and the break-make of the current return of computer display screen 5.
The course of work of the utility model is: detect distance between computer end user and the computer display screen 5 through wireless distance finding module 4; Control module 4 is being handled this distance signal; When this distance during less than a preset distance (being generally 50CM); Control module 4 control yellow led display lamp and buzzer warnings, the end user recovers correct sitting posture with the prompting computer.As in setting-up time, the computer end user recovers correct sitting posture, and then this yellow led display lamp and hummer stop to report to the police; The end user does not recover correct sitting posture in the time that computer is being set, and then control module 4 is cut off computer display screen 5 electric currents, makes computer display screen 5 blank screens, controls red LED display lamp and buzzer warning simultaneously, and the end user returns to safe distance until computer.
Claims (10)
1. a student is characterized in that with myopia prevention computer monitor appearance, comprises control module (4), also is connected with wireless distance finding module (3) and electric power driving module (1) on the said control module (4);
Wherein, said wireless distance finding module (3) is used to monitor the distance between computer end user face and the computer display screen (5), and sends signal to control module (4);
Signal controlling computer display screen (5) the field frequency signal that said control module (4) is used for transmitting according to wireless distance finding module (3) or the break-make of line frequency signal, or the break-make of signal controlling computer display screen (5) electric current that transmits according to wireless distance finding module (3);
Said electric power driving module (1) is used for to control module (4) and wireless distance finding module (3) power drives being provided.
According to the said student of claim 1 with myopia prevention computer monitor appearance; It is characterized in that said control module (4) has the VT mouth that is used for the video signal input terminal mouth that is connected with host computer (2) and is used for being connected with computer display screen (5).
According to the said student of claim 2 with myopia prevention computer monitor appearance, it is characterized in that said wireless distance finding module (3) is infrared ray range sensor or ultrasonic distance sensor.
According to claim 2 or 3 said students with myopia prevention computer monitor appearance, it is characterized in that also be connected with alarm module (6) on the said control module (4), said alarm module (6) comprises in acoustic alarm device and the light warning device one or all.
According to the said student of claim 4 with myopia prevention computer monitor appearance, it is characterized in that said acoustic alarm device is a hummer, said smooth warning device is the LED display lamp.
According to claim 2 or 3 said students with myopia prevention computer monitor appearance, it is characterized in that said electric power driving module (1) is external power supply or USB power supply adapting device.
According to the said student of claim 1 with myopia prevention computer monitor appearance; It is characterized in that said control module (4) has the output port of power source that is used for the power input mouth that is connected with computer display screen power supply (7) and is used for being connected with computer display screen (5).
According to claim 1 or 7 said students with myopia prevention computer monitor appearance, it is characterized in that said wireless distance finding module (3) is infrared ray range sensor or ultrasonic distance sensor.
According to claim 1 or 7 said students with myopia prevention computer monitor appearance, it is characterized in that also be connected with alarm module (6) on the said control module (4), said alarm module (6) comprises in acoustic alarm device and the light warning device one or all.
According to claim 1 or 7 said students with myopia prevention computer monitor appearance, it is characterized in that said electric power driving module (1) is external power supply or USB power supply adapting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203014525U CN202171798U (en) | 2011-08-18 | 2011-08-18 | Anti-myopia computer monitoring instrument for students |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203014525U CN202171798U (en) | 2011-08-18 | 2011-08-18 | Anti-myopia computer monitoring instrument for students |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202171798U true CN202171798U (en) | 2012-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203014525U Expired - Fee Related CN202171798U (en) | 2011-08-18 | 2011-08-18 | Anti-myopia computer monitoring instrument for students |
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| CN (1) | CN202171798U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103617107A (en) * | 2013-12-01 | 2014-03-05 | 无锡同春新能源科技有限公司 | Myopia prevention control device built in desktop computer |
| CN104503537A (en) * | 2014-11-29 | 2015-04-08 | 陕西国际商贸学院 | Computer display with function of preventing myopia and lumbar vertebra and vertebral column diseases |
| CN107219893A (en) * | 2017-07-14 | 2017-09-29 | 滁州市状元郎电子科技有限公司 | A kind of tablet personal computer for being capable of preventing students from nearsightedness |
-
2011
- 2011-08-18 CN CN2011203014525U patent/CN202171798U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103617107A (en) * | 2013-12-01 | 2014-03-05 | 无锡同春新能源科技有限公司 | Myopia prevention control device built in desktop computer |
| CN104503537A (en) * | 2014-11-29 | 2015-04-08 | 陕西国际商贸学院 | Computer display with function of preventing myopia and lumbar vertebra and vertebral column diseases |
| CN104503537B (en) * | 2014-11-29 | 2018-02-02 | 陕西国际商贸学院 | A kind of computer monitor with pre- myopia prevention and lumbar vertebrae spinal disease |
| CN107219893A (en) * | 2017-07-14 | 2017-09-29 | 滁州市状元郎电子科技有限公司 | A kind of tablet personal computer for being capable of preventing students from nearsightedness |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120321 Termination date: 20140818 |
|
| EXPY | Termination of patent right or utility model |