CN204706160U - A kind of multifunctional eyesight protector - Google Patents
A kind of multifunctional eyesight protector Download PDFInfo
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- CN204706160U CN204706160U CN201520437155.1U CN201520437155U CN204706160U CN 204706160 U CN204706160 U CN 204706160U CN 201520437155 U CN201520437155 U CN 201520437155U CN 204706160 U CN204706160 U CN 204706160U
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Abstract
The utility model discloses a kind of multifunctional eyesight protector, comprise a time block, for setting the time of study; One range finder module, for measuring the distance between books to eyes; One illumination detection module, for the intensity of illumination of measure ambient light; One alarm module, for warning reminding, user notes vision protection; One power module, exports constant power voltage; With a controller module, gather time block, range finder module and illumination detection module and control alarm module and report to the police; Described controller module is connected with time block, range finder module, illumination detection module and alarm module communication, and power module is electrically connected with controller module.The utility model diverse in function, cost performance are high, are easy to promote.
Description
Technical field
The utility model relates to a kind of protector, particularly a kind of multifunctional eyesight protector.
Background technology
The factors such as the current high speed development due to environmental change, TV, network, make teenager's unhygienic, overload eye for a long time, cause a large amount of generations of adolescent myopia disease.According to State Statistics Bureau nearest investigation display, the low situation of current China student eyesight is troubling.Primary school's myopia ratio is 34%-61%, and junior middle school is 68%, and emphasis senior middle school is about 90%, and student enrollment's eyesight eligible is less.And limit in the middle of the student that examines due to self-defect reason in college entrance examination health check-up and have 74% for myopia.According to the Ministry of Public Health, Ministry of Education's joint investigation, current China myopia of student incidence of disease occupies the second in the world, and number occupies first of the world.Whole nation myopia and nearly 300,000,000 people of eye disease patient, become public health and the social concern of whole society's concern.Visual impairment not only affects teen-age daily life and study, causes great impact to teen-age physical and mental health, causes great obstacle to teen-age growth and growth simultaneously.In order to follow-on physical and mental health, rescue myopia is very urgent.Myopia, as a kind of modern common fault, almost has no idea to effect a radical cure it.Current laser ablation is injured human body naturally complete in fact, injures the sound of body and mind.So the stupid way that people continue to use " glass is concavo-convex " over 100 years maintains the sight that people seek to external world.
In this case, a kind of multifunctional eyesight protector need be developed.By creating healthy read-write environment and science mode, avoid generation and the development of the disease such as myopia, hunchback, scoliosis, stravismus, cervical spondylopathy caused because reading and writing for a long time, by the means of non-medicine, take precautions against and remove because of bad read-write custom, avoid bringing injury to people's health.The vision protector functional characteristics of domestic production is more single, still has very large gap, therefore be not well positioned to meet the demand of numerous users with the individual demand of people.The external research be also devoted to vision protection, but they more lay particular emphasis on the research to near-sighted reason.Southwestern Medical Center of Texas ,Usa university doctor He Yuguang represents, eating fish and fresh vegetables can vision protection, reduces the probability that myopia occurs.They are thought and to be arranged in pairs or groups by rational dietetic nutrition, and correct study habit, can play a multiplier role to the protection of eyesight.Multifunctional eyesight protector real on market does not almost have.Existing product just stresses the single aspect of sight protectio, and function is still not comprehensive, can not from the eyesight of multiple angle protection user.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of easy to operate, multiple functional multifunctional eyesight protector.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is:
A kind of multifunctional eyesight protector, is characterized in that: comprise a time block, for setting the time of study; One range finder module, for measuring the distance between books to eyes; One illumination detection module, for the intensity of illumination of measure ambient light; One alarm module, for warning reminding, user notes vision protection; One power module, exports constant power voltage; With a controller module, gather time block, range finder module and illumination detection module and control alarm module and report to the police; Described controller module is connected with time block, range finder module, illumination detection module and alarm module communication, and power module is electrically connected with controller module.
Further, described time block adopts clock circuit PCF8563.
Further, described range finder module is piezoelectric-type ultrasonic wave sensor T/R40-16P.
Further, described illumination detection module adopts photoresistance.
Further, described alarm module adopts LED light to report to the police and buzzer warning.
Further, described control module adopts single-chip microcomputer.
The utility model compared with prior art, has the following advantages and effect:
1, many, the high performance-price ratio of the utility model function;
2, the utility model device can solve and cause damage because sitting posture is improper to eyesight; The structural design of device is simple, cheap, compact, can be commonly used;
3, the utility model protects the eyesight of oneself when learning or work by alarm module prompting user.
Accompanying drawing explanation
Fig. 1 is the model calling figure of a kind of embodiment of a kind of multifunctional eyesight protector of the present utility model.
Fig. 2 is the model calling figure of the another kind of embodiment of a kind of multifunctional eyesight protector of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, also by embodiment, the utility model is described in further detail, and following examples are that the utility model is not limited to following examples to explanation of the present utility model.
Embodiment 1:
As shown in Figure 1, a kind of multifunctional eyesight protector, comprises a time block, for setting the time of study; One range finder module, for measuring the distance between books to eyes; One illumination detection module, for the intensity of illumination of measure ambient light; One alarm module, for warning reminding, user notes vision protection; One power module, exports constant power voltage; With a controller module, gather time block, range finder module and illumination detection module and control alarm module and report to the police; Described controller module is connected with time block, range finder module, illumination detection module and alarm module communication, and power module is electrically connected with controller module.
Multifunctional eyesight protector has range finding, photosensitive and timing three kinds of functions generally, will give the alarm when arbitrary module arrives warning limits.
Embodiment 2:
As shown in Figure 2, a kind of multifunctional eyesight protector, comprises a time block, for setting the time of study; One range finder module, for measuring the distance between books to eyes; One illumination detection module, for the intensity of illumination of measure ambient light; One alarm module, for warning reminding, user notes vision protection; One power module, exports constant power voltage; With a controller module, gather time block, range finder module and illumination detection module and control alarm module and report to the police; Described controller module is connected with time block, range finder module, illumination detection module and alarm module communication, and power module is electrically connected with controller module.Alarm module is divided into LED alarm module and buzzer warning module; will give the alarm when in the time block on multifunctional eyesight protector, range finder module and illumination detection module, arbitrary module reaches warning limits; three kinds of warning functions are respectively: 1) when user face distance desk is lower than 25cm; alarm lamp is glittering, reminds the timely adjusting seat appearance of user.(2) academic environment light detects automatically.As the 100lx that light illumination specifies lower than State Education Commission, alarm lamp is glittering, reminding user adjustment light intensity.(3) learning time is detected automatically.When learning time reaches 45 minutes, alarm lamp is glittering, and hummer gives the alarm simultaneously, reminds user to take a momentary rest.
The utility model adopts AT89S52 single board computer to be control core, the voltage comparator that range finder module is made up of the ultrasonic sensor comprising ultrasound wave transmitter module and ultrasound wave receiver module, illuminant module is made up of photoresistance and OP07 forms, timing alarming circuit is divided into single chip machine controlling circuit and timer warning circuit, it uses linear voltage stabilization chip mainly through the timer counter functional realiey function of single-chip microcomputer, power supply, and 7805 provide+5V power supply for single-chip microcomputer and other modules.Then by the combination of above 4 modules, the warning function that eyesight is shielded can be realized simultaneously.
Timing alarming circuit is divided into single chip machine controlling circuit and timer warning phonation circuit.It mainly through single-chip microcomputer timer counter function completion timing 45 minutes and make warning circuit send chimes of doom, have a rest in order to remind student.Range finder module selects ultrasonic sensor.Ultrasonic sensor is a kind of sensor adopting piezoelectric effect, and the material of employing is piezoelectric ceramics.Owing to having suitable decay when ultrasound wave is propagated in atmosphere, the degree of decay is directly proportional to the height of frequency; And frequency is high, resolution is also high, therefore should select the sensor that frequency is high when short distance is measured, and applies low-frequency sensor during the measurement of long distance.In range finder module, the principle of ultrasonic ranging utilizes hyperacoustic launching and receiving, and the time according to ultrasonic propagation calculates propagation distance.Practical distance-finding method has two kinds, and a kind of is by the two ends of finding range, and one end is launched, the ground wave mode that the other end accepts, and is applicable to height measure; Be the reflection wave mode received after transmitted wave is returned by object emission, be applicable to stadimeter.The design adopts reflection wave mode.The voltage comparator that illumination detection module uses photoresistance and OP07 to form realizes.When "+" input terminal voltage is higher than "-" input end, voltage comparator exports as high level; When "+" input terminal voltage is lower than "-" input end, voltage comparator exports as low level; Judge that outside illumination is strong and weak by microprocessor detect comparer output level.
LED light flicker warning circuit and buzzer alarm circuit is mainly contained in alarm module.The utility model has range finding, photosensitive and timing three kinds of functions, will send sound and light of alarm when arbitrary module arrives warning limits.
Above content described in this instructions is only to the explanation of the utility model example.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment; only otherwise depart from the content of the utility model instructions or surmount this scope as defined in the claims, protection domain of the present utility model all should be belonged to.
Claims (6)
1. a multifunctional eyesight protector, is characterized in that: comprise a time block, for setting the time of study; One range finder module, for measuring the distance between books to eyes; One illumination detection module, for the intensity of illumination of measure ambient light; One alarm module, for warning reminding, user notes vision protection; One power module, exports constant power voltage; With a controller module, gather time block, range finder module and illumination detection module and control alarm module and report to the police; Described controller module is connected with time block, range finder module, illumination detection module and alarm module communication, and power module is electrically connected with controller module.
2. according to a kind of multifunctional eyesight protector according to claim 1, it is characterized in that: described time block adopts clock circuit PCF8563.
3. according to a kind of multifunctional eyesight protector according to claim 1, it is characterized in that: described range finder module is piezoelectric-type ultrasonic wave sensor T/R40-16P.
4. according to a kind of multifunctional eyesight protector according to claim 1, it is characterized in that: described illumination detection module adopts photoresistance.
5. according to a kind of multifunctional eyesight protector according to claim 1, it is characterized in that: described alarm module adopts LED light to report to the police and buzzer warning.
6. according to a kind of multifunctional eyesight protector according to claim 1, it is characterized in that: described control module adopts single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520437155.1U CN204706160U (en) | 2015-06-24 | 2015-06-24 | A kind of multifunctional eyesight protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520437155.1U CN204706160U (en) | 2015-06-24 | 2015-06-24 | A kind of multifunctional eyesight protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204706160U true CN204706160U (en) | 2015-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520437155.1U Expired - Fee Related CN204706160U (en) | 2015-06-24 | 2015-06-24 | A kind of multifunctional eyesight protector |
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| Country | Link |
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| CN (1) | CN204706160U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107622645A (en) * | 2016-07-13 | 2018-01-23 | 张力 | A kind of intelligent eyeshield equipment |
| WO2023039822A1 (en) * | 2021-09-17 | 2023-03-23 | 京东方科技集团股份有限公司 | Vision protection device, vision protection system, and monitoring method of vision protection device |
-
2015
- 2015-06-24 CN CN201520437155.1U patent/CN204706160U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107622645A (en) * | 2016-07-13 | 2018-01-23 | 张力 | A kind of intelligent eyeshield equipment |
| WO2023039822A1 (en) * | 2021-09-17 | 2023-03-23 | 京东方科技集团股份有限公司 | Vision protection device, vision protection system, and monitoring method of vision protection device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151014 Termination date: 20170624 |