CN201589910U - Anti-myopia spectacle frame - Google Patents
Anti-myopia spectacle frame Download PDFInfo
- Publication number
- CN201589910U CN201589910U CN2009202854932U CN200920285493U CN201589910U CN 201589910 U CN201589910 U CN 201589910U CN 2009202854932 U CN2009202854932 U CN 2009202854932U CN 200920285493 U CN200920285493 U CN 200920285493U CN 201589910 U CN201589910 U CN 201589910U
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- ultrasonic
- ultrasound wave
- chip microcomputer
- wave receiving
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Abstract
The utility model relates to an anti-myopia spectacle frame which comprises spectacle legs and a frame, and is characterized in that an ultrasonic distance measuring device consisting of an ultrasonic transmitter, an ultrasonic driving circuit, a single chip microcomputer, an ultrasonic receiver, an ultrasonic receiving circuit and a sound-light alarm prompting device is further arranged on the spectacle frame, wherein the ultrasonic transmitter, the receiver and the light alarm prompting device are arranged at the front end of the frame or the spectacle legs of the spectacle frame, and other parts are arranged in the spectacle legs. When in use, a power supply of the distance measuring device is switched on, the single chip microcomputer outputs a signal, the ultrasonic driving circuit drives the ultrasonic transmitter to transmit the signal, the ultrasonic signal is returned when encountering paper surface, the returned signal is received by the ultrasonic receiver, the signal is sent into the single chip microcomputer via the ultrasonic receiving circuit, and the single chip microcomputer calculates the distance between human eyes to the paper surface and compares the distance with the set distance, when the tested distance is less than or equal to the set distance, the single chip microcomputer emits a control signal to lead the alarm prompting device to alarm, thereby reminding a user of adjusting the distance between the eyes and the paper surface or a screen.
Description
Affiliated technical field
The utility model relates to a kind of anti-myopia glasses frame.
Technical background
Students and young rate of myopia are more and more higher trend development at present, main cause is long-term reading, write, with the fault of computer, often long-time low coverage is liftoff with eye, can be because of ciliary muscle excess shrinkage, the nervous crystalline thickening that causes, the refractive power enhancing causes myopia, and after putting on near-sighted glasses,, myopia is further increased the weight of if still do not note eye hygiene.
The utility model content
The purpose of this utility model provides a kind of anti-myopia glasses frame, can test the distance between human eye and book, paper or screen, in reading or see computer screen is crossed when near and can report to the police automatically that the prompting user keeps the correct body position with eye.
The utility model adopts following technical scheme: the anti-myopia glasses frame is made up of mirror leg and picture frame, be characterized on spectacle frame, also being equipped with supersonic range finder, described supersonic range finder is made up of ultrasonic transmitter, ultrasonic drive circuit, single-chip microcomputer, ultrasonic receiver, ultrasound wave receiving circuit, sound, light alarm reminder, the output of single-chip microcomputer connects ultrasonic drive circuit, and the output of ultrasonic drive circuit connects ultrasonic transmitter; The output of ultrasonic receiver connects the ultrasound wave receiving circuit, the output of ultrasound wave receiving circuit connects single-chip microcomputer, the output of single-chip microcomputer connects sound, light alarm reminder, ultrasonic transmitter, ultrasonic receiver and light alarm reminder place the front end of spectacle frame mirror leg and picture frame in the described supersonic range finder, and remainder places in the mirror leg.
Single-chip microcomputer U1 adopts 89C2051 in the described supersonic range finder.
Ultrasonic drive circuit is made of phase inverter U2A, U2B, U2C, U2D, U2E and resistance R 2, R3 in the described supersonic range finder, the input of phase inverter U2A, U2C, U2E meets a P1.0 of single-chip microcomputer U1P1 mouth, the output of phase inverter U2A connects the input of phase inverter U2B, U2D, the output of phase inverter U2B, U2D connects the electrode of ultrasonic transmitter Fs, and meet power supply VCC by resistance R 2 simultaneously, the output of phase inverter U2C, U2E connects another electrode of ultrasonic transmitter Fs, and meets power supply VCC by resistance R 3 simultaneously; Described ultrasound wave receiving circuit is by ultrasound wave receiving chip U3, resistance R 4, R5, R6 and capacitor C 4, C5, C6 constitutes, ultrasound wave receiving chip U3 adopts infrared ray receiving chip CX20106A or TA8141S, two electrodes of ultrasonic receiver Js connect the pin 1 and ground of ultrasound wave receiving chip U3 respectively, the pin 2 of ultrasound wave receiving chip U3 is by resistance R 4 and capacitor C 4 ground connection, the pin 3 of ultrasound wave receiving chip U3,6 respectively by capacitor C 5, C6 ground connection, pin 4 ground connection of ultrasound wave receiving chip U3, pin 8 meets power supply VCC, the pin 5 of ultrasound wave receiving chip U3,7 respectively by resistance R 5, R6 meets power supply VCC, and the pin 7 of ultrasound wave receiving chip U3 meets a P3.2 of P3 mouth among the single-chip microcomputer U1.
Sound, light alarm reminder adopt hummer B and LED in the described supersonic range finder, and hummer B and the LED of connecting, resistance R 7 meet a P3.1 of P3 mouth among the single-chip microcomputer U1 by a double-break switch K.
Anti-myopia glasses frame provided by the utility model is owing to be equipped with supersonic range finder on spectacle frame, in use, connect the power supply of supersonic range finder, single-chip microcomputer output square-wave signal is through the ultrasonic transmitter emission ultrasonic signal of ultrasonic drive circuit drive installation on picture frame or mirror leg front end, single-chip microcomputer picks up counting in the output square-wave signal, the ultrasonic waves transmitted signal returns when running into paper or screen, the ultrasonic receiver reception that the ultrasonic signal that returns is installed on picture frame or the mirror leg front end converts electric signal to, amplify through the ultrasound wave receiving circuit, send into single-chip microcomputer after the shaping, when receiving the ultrasonic signal that returns, single-chip microcomputer stops timing, single-chip microcomputer is converted into distance with this time under the control of program, compare to the minor increment of paper or screen correct body position with the human eye that sets in the program, when the test distance less than, when equaling setpoint distance, single-chip microcomputer sends control signal control alarm reminder and reports to the police, remind the user to adjust the distance of eyes and paper or screen, when the distance of test during greater than minor increment, the alarm reminder attonity.
The utility model is equipped with supersonic range finder on spectacle frame, ultrasonic transmitter and receiver are installed on spectacle frame picture frame or the mirror leg front end, the remainder of supersonic range finder is placed in the mirror leg, the distance of in reading or operating computer, having tested eyes and book or screen, can remind the user to keep correct human eye and the distance of looking thing at any time, can prevent myopia effectively, because supersonic range finder and spectacle frame are integrated, ultrasonic transmitter and receiver all are installed in the front end of spectacle frame, and the human eye of test is accurate with the distance of looking thing.
Description of drawings
The profile synoptic diagram of Fig. 1 .1 anti-myopia glasses frame provided by the utility model;
The profile synoptic diagram of mirror leg in Fig. 1 .2 anti-myopia glasses frame provided by the utility model;
The supersonic range finder functional-block diagram of installing on Fig. 2 anti-myopia glasses frame provided by the utility model;
Single-chip microcomputer reaches sound, the light alarm reminder that joins with it in the supersonic range finder of installing on Fig. 3 anti-myopia glasses frame provided by the utility model;
Ultrasonic emitting circuit system schematic diagram in the supersonic range finder of installing on Fig. 4 anti-myopia glasses frame provided by the utility model;
Ultrasound wave receiving system circuit theory diagrams in the supersonic range finder of installing on Fig. 5 anti-myopia glasses frame provided by the utility model.
Among the figure: 1, picture frame, 2, mirror leg, 2.1, the flat box of the anterior dress of mirror leg supersonic range finder circuit part, 2.2, the power switch of supersonic range finder, 3, the web member between picture frame, mirror leg, K, double-break switch, U1, single-chip microcomputer, U2A-U2E, phase inverter, U3, ultrasound wave receiving chip, Fs, ultrasonic transmitter, Js, ultrasonic receiver.
Embodiment
Below in conjunction with description of drawings enforcement of the present utility model with further specify the principle of work of the supersonic range finder of installing on the anti-myopia glasses frame.Referring to Fig. 1 .1, this anti-myopia glasses frame is made up of picture frame 1, mirror leg 2, connects picture frame 1 and mirror leg 2 by web member 3, at mirror leg front end ultrasonic transmitter Fs, ultrasonic receiver Js is housed, and at the picture frame front end LED is housed.Referring to Fig. 1 .2, this is the profile synoptic diagram of mirror leg, other circuit part the ultrasonic transmitter Fs that installs on mirror leg and picture frame in the supersonic range finder circuit, ultrasonic receiver Js and the LED places in the mirror leg, and the power switch of supersonic range finder is placed on the mirror leg with the double-break switch of selecting hummer B or LED.Referring to Fig. 2, the supersonic range finder that is equipped with on the anti-myopia glasses frame is made up of ultrasonic transmitter, ultrasonic drive circuit, single-chip microcomputer, ultrasonic receiver, ultrasound wave receiving circuit, sound, light alarm reminder, the output of single-chip microcomputer connects ultrasonic drive circuit, and the output of ultrasonic drive circuit connects ultrasonic transmitter; The output of ultrasonic receiver connects the ultrasound wave receiving circuit, and the output of ultrasound wave receiving circuit connects single-chip microcomputer, and the output of single-chip microcomputer connects sound, light alarm reminder.Adopt 89C2051 referring to the single-chip microcomputer in Fig. 3 supersonic range finder, single-chip microcomputer U1 and peripheral crystal oscillator Y, capacitor C 1-C3, resistance R 1 form the control core, sound in the supersonic range finder, light alarm reminder adopt hummer B and LED, and hummer B and the LED of connecting, resistance R 7 meet a P3.1 of P3 mouth among the single-chip microcomputer U1 by a double-break switch K.Referring to Fig. 4, constitute the ultrasonic emitting system by ultrasonic transmitter and ultrasonic drive circuit.Ultrasonic drive circuit is by phase inverter U2A, U2B, U2C, U2D, U2E and resistance R 2, R3 constitutes, phase inverter U2A, U2C, the input of U2E meets a P1.1 of P1 mouth among the single-chip microcomputer U1, the output of phase inverter U2A meets phase inverter U2B, the input of U2D, phase inverter U2B, the output of U2D connects the electrode of ultrasonic transmitter Fs, and meet power supply VCC by resistance R 2 simultaneously, phase inverter U2C, the output of U2E connects another electrode of ultrasonic transmitter, and meet power supply VCC by resistance R 3 simultaneously, phase inverter U2A wherein, U2B, U2C, U2D, U2E is five phase inverters among the 74LS04.Referring to Fig. 5, constitute the ultrasound wave receiving system by ultrasonic receiver and ultrasound wave receiving circuit.The ultrasound wave receiving circuit is by ultrasound wave receiving chip U3, resistance R 4, R5, R6 and capacitor C 4, C5, C6 constitutes, two electrodes of ultrasonic receiver Js connect the pin 1 and ground of ultrasound wave receiving chip U3 respectively, the pin 2 of ultrasound wave receiving chip U3 is by resistance R 4 and capacitor C 4 ground connection, the pin 3 of ultrasound wave receiving chip U3,6 respectively by capacitor C 5, C6 ground connection, pin 4 ground connection of ultrasound wave receiving chip U3, pin 8 meets power supply VCC, the pin 5 of ultrasound wave receiving chip U3,7 respectively by resistance R 5, R6 meets power supply VCC, and the pin 7 of ultrasound wave receiving chip U3 meets a P3.2 of P3 mouth among the single-chip microcomputer U1.Wherein ultrasound wave receiving chip U3 adopts infrared ray receiving chip CX20106A or TA8141S.
During use, put on the glasses that the anti-myopia glasses frame makes.At first connect the power supply of supersonic range finder, the single-chip microcomputer U1 of Single Chip Microcomputer (SCM) system (shown in Figure 3) carries out initialization and carries out setting program after starting.The pin P1.1 output 40KHz square wave of single-chip microcomputer U1.This moment, single-chip microcomputer U1 timer picked up counting.This 40KHz square wave is sent to phase inverter U2A, the U2C of ultrasonic emitting system (shown in Figure 4), the input end of U2E, this square-wave signal is leaded up to an electrode sending into ultrasonic transmitter Fs behind phase inverter U2A, U2B, the U2D, another electrode of ultrasonic transmitter is sent on another road behind phase inverter U2C, U2E, drive ultrasonic transmitter Fs and send the 40KHz ultrasound wave.This ultrasound wave produces reflection after running into paper or screen.Ultrasonic receiver Js in the ultrasound wave receiving system (shown in Figure 5) is converted to electric signal to ultrasound wave after receiving the ultrasound wave of reflection.This electric signal is sent to ultrasound wave receiving chip U3 (adopting CX20106A) input pin 1, is exported by pin 7 and sends the pin P3.2 of Single Chip Microcomputer (SCM) system (shown in Figure 3) single-chip microcomputer U1 back to and produce timing by ultrasound wave receiving chip inside and peripheral circuit processing back and interrupt.Single-chip microcomputer produces between the timing of timing intercourse institute to pin P3.2 according to pin P1.1 output 40KHz square wave, calculate from ultrasonic transmitter Fs to paper or distance the screen according to predetermined range finding formula, and will this distance with program in advance in the distance set compare.As if the distance that sets in advance less than program, then by pin P3.1 outputs level signals, drive hummer B or LED in the suggestion device (shown in Figure 3), send information (light or sound equipment), remind the learner to adjust eyes to the distance between paper or the screen.So just make the learner can make eyes and paper keep being not less than the minor increment of predefined suitable study all the time, play the effect of protection learner eyes.Be to select hummer B or LED to realize by the anterior double-break switch K of mirror leg.
Anti-myopia glasses frame provided by the utility model is integrated supersonic range finder and spectacle frame, ultrasonic transmitter and receiver are installed in the front end of spectacle frame picture frame or mirror leg, it is more accurate to literal distance to measure eyes, meets the custom of people's wearing spectacles simultaneously.Wearing this spectacle frame does not have incompatible and the difference sensation.The ultrasonic inspection system circuit is simple, and is easy to operate, uses this spectacle frame can prevent myopia effectively.
Claims (4)
1. anti-myopia glasses frame, form by mirror leg and picture frame, it is characterized in that on spectacle frame, also being equipped with supersonic range finder, described supersonic range finder is made up of ultrasonic transmitter, ultrasonic drive circuit, single-chip microcomputer, ultrasonic receiver, ultrasound wave receiving circuit, sound, light alarm reminder, the output of single-chip microcomputer connects ultrasonic drive circuit, and the output of ultrasonic drive circuit connects ultrasonic transmitter; The output of ultrasonic receiver connects the ultrasound wave receiving circuit, the output of ultrasound wave receiving circuit connects single-chip microcomputer, the output of single-chip microcomputer connects sound, light alarm reminder, ultrasonic transmitter, ultrasonic receiver and light alarm reminder place the front end of spectacle frame mirror leg and picture frame in the described supersonic range finder, and remainder places in the mirror leg.
2. anti-myopia glasses frame according to claim 1 is characterized in that single-chip microcomputer in the described supersonic range finder (U1) adopts 89C2051.
3. anti-myopia glasses frame according to claim 1 and 2, it is characterized in that ultrasonic drive circuit is by phase inverter (U2A in the described supersonic range finder, U2B, U2C, U2D, U2E), resistance (R2, R3) constitute, phase inverter (U2A, U2C, U2E) input meets (P1.0) of single-chip microcomputer (U1) P1 mouth, the output of phase inverter (U2A) meets phase inverter (U2B, U2D) input, phase inverter (U2B, U2D) output connects an electrode of ultrasonic transmitter (Fs), and meet power supply VCC by resistance (R2) simultaneously, phase inverter (U2C, U2E) output connects another electrode of ultrasonic transmitter (Fs), and meets power supply VCC by resistance (R3) simultaneously; Described ultrasound wave receiving circuit is by ultrasound wave receiving chip (U3), resistance (R4, R5, R6) and electric capacity (C4, C5, C6) constitute, ultrasound wave receiving chip (U3) adopts infrared ray receiving chip CX20106A or TA8141S, two electrodes of ultrasonic receiver (Js) connect the pin 1 and ground of ultrasound wave receiving chip (U3) respectively, the pin 2 of ultrasound wave receiving chip (U3) is by resistance (R4) and electric capacity (C4) ground connection, the pin 3 of ultrasound wave receiving chip (U3), 6 respectively by electric capacity (C5, C6) ground connection, pin 4 ground connection of ultrasound wave receiving chip (U3), pin 8 meets power supply VCC, the pin 5 of ultrasound wave receiving chip (U3), 7 respectively by resistance (R5, R6) meet power supply VCC, the pin 7 of ultrasound wave receiving chip (U3) meets (P3.2) of P3 mouth in the single-chip microcomputer (U1).
4. anti-myopia glasses frame according to claim 1 and 2, it is characterized in that the sound described in the described supersonic range finder, light alarm reminder adopt hummer (B) and light emitting diode (LED), hummer (B) and the light emitting diode of connecting (LED), resistance (R7) meet (P3.1) of the middle P3 mouth of single-chip microcomputer (U1) by a double-break switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202854932U CN201589910U (en) | 2009-12-31 | 2009-12-31 | Anti-myopia spectacle frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202854932U CN201589910U (en) | 2009-12-31 | 2009-12-31 | Anti-myopia spectacle frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201589910U true CN201589910U (en) | 2010-09-22 |
Family
ID=42749697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202854932U Expired - Fee Related CN201589910U (en) | 2009-12-31 | 2009-12-31 | Anti-myopia spectacle frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201589910U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103217812A (en) * | 2013-05-05 | 2013-07-24 | 管存忠 | Ultrasonic distance measuring spectacles |
| CN103278940A (en) * | 2013-05-08 | 2013-09-04 | 管存忠 | Multifunctional voice-control glasses |
| CN103445758A (en) * | 2013-08-30 | 2013-12-18 | 浙江理工大学 | Eyesight testing system based on wireless communication |
| CN104504869A (en) * | 2015-01-06 | 2015-04-08 | 肖国选 | Myopia prevention reminder |
| WO2017177573A1 (en) * | 2016-04-16 | 2017-10-19 | 深圳市兼明科技有限公司 | Intelligent glasses having distance monitoring function |
-
2009
- 2009-12-31 CN CN2009202854932U patent/CN201589910U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103217812A (en) * | 2013-05-05 | 2013-07-24 | 管存忠 | Ultrasonic distance measuring spectacles |
| CN103278940A (en) * | 2013-05-08 | 2013-09-04 | 管存忠 | Multifunctional voice-control glasses |
| CN103278940B (en) * | 2013-05-08 | 2014-09-03 | 管存忠 | Multifunctional voice-control glasses |
| CN103445758A (en) * | 2013-08-30 | 2013-12-18 | 浙江理工大学 | Eyesight testing system based on wireless communication |
| CN104504869A (en) * | 2015-01-06 | 2015-04-08 | 肖国选 | Myopia prevention reminder |
| WO2017177573A1 (en) * | 2016-04-16 | 2017-10-19 | 深圳市兼明科技有限公司 | Intelligent glasses having distance monitoring function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100922 Termination date: 20121231 |