CN216454998U - Eye protection device - Google Patents
Eye protection device Download PDFInfo
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- CN216454998U CN216454998U CN202122782473.XU CN202122782473U CN216454998U CN 216454998 U CN216454998 U CN 216454998U CN 202122782473 U CN202122782473 U CN 202122782473U CN 216454998 U CN216454998 U CN 216454998U
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- infrared distance
- support
- central controller
- human body
- distance meter
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Abstract
An eye protection device comprises a support, a light emitter and an infrared distance meter, wherein the light emitter is used for projecting colored light spots onto a reading material so as to prevent the eyes of a human body from clearly identifying characters or patterns on the reading material in front of the eyes, the infrared distance meter is used for detecting the distance between the support and the reading material, the support is worn on the head or the neck of the human body, the light emitter and the infrared distance meter are respectively arranged on the support, and the light emitter and the infrared distance meter are respectively electrically connected with a central controller on the support; when the central controller judges that the distance between the reading and the bracket detected by the infrared distance meter is less than or equal to the normal eye using distance preset in the central controller, the central controller sends out an instruction to control the light emitter to send out colored light spots and project the colored light spots onto the reading. The infrared distance measuring instrument comprises a first infrared distance measuring instrument and a second infrared distance measuring instrument, and the first infrared distance measuring instrument and the second infrared distance measuring instrument are respectively arranged on the left side and the right side of the support. The utility model has the characteristic of easy operation.
Description
Technical Field
The present invention relates to an eye protection device.
Background
Chinese patent document No. CN106950723A discloses distance sensing type myopia prevention glasses in 2017, 7 months and 14 days; the novel glasses comprise a glasses frame, a box body, a switch, a laser lamp, a button battery, a single chip microcomputer and a distance sensor; the box body is adhered to the mirror frame; the bottom of the box body is provided with a switch; the box body is internally provided with a laser lamp, a button battery, a singlechip and a distance sensor; the button battery is electrically connected with the singlechip through a switch; the singlechip is electrically connected with the laser lamp; the singlechip is electrically connected with the distance sensor. In the past, a sound alarm or light alarm mode is only used for reminding a user, so that the eyes of the user cannot be well protected, and improvement is needed.
SUMMERY OF THE UTILITY MODEL
The object of the present invention is to provide an eye protection device which is easy to operate and which overcomes the disadvantages of the prior art.
The eye protection device designed according to the purpose comprises a support, and is structurally characterized by further comprising a light emitter and an infrared distance meter, wherein the light emitter is used for projecting colored light spots onto a reading material so as to prevent the eyes of a human body from clearly identifying characters or patterns on the reading material in front of the eyes, the infrared distance meter is used for detecting the distance between the support and the reading material, the support is worn on the head or the neck of the human body, the light emitter and the infrared distance meter are respectively arranged on the support, and the light emitter and the infrared distance meter are respectively electrically connected with a central controller on the support; when the central controller judges that the distance between the reading and the bracket detected by the infrared distance meter is less than or equal to the normal eye using distance preset in the central controller, the central controller sends out an instruction to control the light emitter to send out colored light spots and project the colored light spots onto the reading.
Further, the infrared range finders comprise a first infrared range finder and a second infrared range finder, and the first infrared range finder and the second infrared range finder are respectively arranged on the left side and the right side of the bracket; the bracket is in an open ring shape.
Further, the eye protection device also comprises a human body contact inductor used for inducing whether a human body brings the support, the human body contact inductor is arranged on the inner side surface of the support, and the human body contact inductor is electrically connected with the central controller.
Furthermore, the eye protection device also comprises a wireless communication signal transmitter arranged on the support, and a wireless communication signal receiver used for receiving signals sent by the wireless communication signal transmitter is arranged in the cell phone of the guardian or the control computer used by the teacher in class at the remote end.
Furthermore, a power supply device electrically connected with the central controller is arranged in the support, and the power supply device comprises a rechargeable battery and a charging socket electrically connected with the rechargeable battery.
Further, the support is U-shaped or V-shaped.
Further, the eye protection device also comprises a timer used for accumulating the duration of the effective contact between the human body contact sensor and the human body, the timer is arranged on the bracket, and the timer is electrically connected with the central controller.
A method of operating an eye protection device comprising the steps of:
step one, a user wears a bracket and presses down a switch button on the bracket, and after a human body contact sensor positioned on the inner side surface of the bracket detects that the human body contact sensor is in contact with a human body, the human body contact sensor transmits a contact signal to a central controller; entering the step two;
step two, the central controller judges whether the user uses the product or not by receiving the contact signal or not;
when a contact signal is received, entering a third step, otherwise, entering a first step;
step three, the central controller starts a timer to start timing, and the step four is entered;
step four, the central controller starts the wireless communication signal transmitter to externally send a reading start signal, and the step five is entered;
step five, the central controller starts a first infrared distance meter and a second infrared distance meter which are respectively positioned at the left side and the right side of the bracket to start working, the first infrared distance meter and the second infrared distance meter respectively transmit a first electric signal and a second electric signal of the distance between the first infrared distance meter and the reading materials positioned in front of eyes of a user to the central controller, and the step six is carried out;
step six, the central controller converts the first electric signal and the second electric signal into corresponding distance values respectively, and the smaller distance value is used as a detection distance value between the bracket and the reading materials; the central controller judges whether the detection distance value is less than or equal to a preset normal eye using distance in the central controller:
if yes, entering step eight, otherwise entering step seven;
step seven, the central controller judges whether the timing time of the timer is greater than or equal to the normal eye using time;
if yes, entering step eight, otherwise entering step nine;
step eight, the central controller controls the luminoscope to emit colored light spots and project the colored light spots onto the reading material, so that the user cannot clearly identify characters or patterns on the reading material; entering the step one;
step nine, the central controller starts the wireless communication signal transmitter to externally send out a reading time signal accumulated by the timer, and the step five is entered.
And step four, the remote end receives a reading start signal sent by the wireless communication signal transmitter to the outside.
And step nine, the remote end receives a reading time signal accumulated by the timer and sent by the wireless communication signal transmitter.
The eye protection device has the advantages that the light-emitting instrument is additionally arranged on the support, and if the distance between the support and the reading material is smaller than or equal to the normal eye using distance preset in the central controller, the light-emitting instrument emits colored light spots and projects the colored light spots on the reading material, so that a user cannot clearly identify characters or patterns on the reading material within a period of time, the user is forced to move the reading material to a far distance, the normal reading distance is ensured, the eyes of the user are protected, the structure is simple, the use is convenient, and the eye using health of the user is effectively protected.
The infrared range finder comprises a first infrared range finder and a second infrared range finder, wherein the first infrared range finder and the second infrared range finder are respectively arranged on the left side and the right side of the bracket; through first infrared rangefinder and second infrared rangefinder with this accurate acquisition current support and the distance between the reading thing, the product appears the erroneous judgement when having avoided the user to lie or reading when the distance between support and the reading thing is inconsistent, the effectual accuracy that has improved the product.
The utility model has the characteristics of simple structure and good protection effect.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a control flow chart of the first embodiment of the present invention.
Fig. 3 is a control flow chart of a second embodiment of the present invention.
In the figure: 1 is the luminoscope, 2 is the time-recorder, 3 is well accuse ware, 4 is wireless communication signal transmitter, 5 is human body contact inductor, 6 is first infrared distance measuring appearance, 7 is second infrared distance measuring appearance, 8 is the power, 9 is charging socket.
Detailed Description
The utility model is further described with reference to the following figures and examples.
First embodiment
Referring to fig. 1-2, the eye protection device comprises a support, a light emitter 1 and an infrared distance meter, wherein the light emitter 1 is used for projecting colored light spots onto a reading material so as to prevent human eyes from clearly identifying characters or patterns on the reading material in front of eyes, the infrared distance meter is used for detecting the distance between the support and the reading material, the support is worn on the head or the neck of a human body, the light emitter 1 and the infrared distance meter are respectively arranged on the support, and the light emitter 1 and the infrared distance meter are respectively electrically connected with a central controller 3 on the support; when the central controller 3 judges that the distance between the reading and the bracket detected by the infrared distance meter is less than or equal to the normal eye using distance preset in the central controller 3, the central controller 3 sends an instruction to control the luminoscope 1 to send out colored light spots and project the colored light spots onto the reading.
In this embodiment, the infrared distance measuring instrument includes a first infrared distance measuring instrument 6 and a second infrared distance measuring instrument 7, and the first infrared distance measuring instrument 6 and the second infrared distance measuring instrument 7 are respectively arranged at the left side and the right side of the bracket; the bracket is in an open ring shape.
In this embodiment, the light emitter has a structure similar to that of the conventional projector, but the structure is relatively small, and the object in front of the light source is enlarged and projected by using the convex mirror, so detailed description is omitted.
When the support is manufactured specifically, since the head or neck of each user is not exactly the same size as the other users, it is necessary to provide an adjusting structure for adjusting the size or tightness of the support on the support, and the adjusting structure of the support is more adopted on the headset, and therefore, the detailed description is omitted here.
The eye protection device further comprises a human body contact inductor 5 used for inducing whether a human body brings the support or not, the human body contact inductor 5 is arranged on the inner side surface of the support, and the human body contact inductor 5 is electrically connected with the central controller 3.
In this embodiment, after the user took the support, the electrode slice on the human contact inductor just worked with human contact back product, has avoided the mistake to touch support outside surface and has leaded to the product to start by oneself, extravagant electric quantity to the stability of product has been improved.
The eye protection device also comprises a wireless communication signal transmitter 4 arranged on the support, and a wireless communication signal receiver used for receiving signals sent by the wireless communication signal transmitter 4 is arranged in a guardian mobile phone or a control computer used by a teacher in class at the remote end.
In this embodiment, when the user is child or student, when at home, guardian can be through the remote end, like the work of cell-phone remote monitoring product at any time, and when the classroom, mr is through the remote end that is located the classroom, like the work of central control computer remote monitoring product at any time, and is equally effectual with the eye health of protection user. The product can still play a role in protecting eyes of users except common users of children or students, and prevents the users from placing books at too close positions due to the sitting posture relationship, so that poor eyes or poor eyesight is prevented.
A power supply device 8 electrically connected with the central controller 3 is arranged in the bracket, and the power supply device 8 comprises a rechargeable battery and a charging socket 9 electrically connected with the rechargeable battery.
The bracket is U-shaped or V-shaped.
The eye protection device also comprises a timer 2 for accumulating the duration of the effective contact between the human body contact sensor and the human body, the timer 2 is arranged on the bracket, and the timer 2 is electrically connected with a central controller 3.
A method of operating an eye protection device comprising the steps of:
step one, a user wears a bracket and presses down a switch button on the bracket, and after a human body contact sensor 5 positioned on the inner side surface of the bracket detects that the human body contact sensor is in contact with a human body, the human body contact sensor 5 transmits a contact signal to a central controller 3; entering the step two;
step two, the central controller 3 judges whether the user uses the product or not by receiving the contact signal or not;
when a contact signal is received, entering a third step, otherwise, entering a first step;
step three, the central controller 3 starts the timer 2 to start timing, and the step four is entered;
step four, the central controller 3 starts the wireless communication signal transmitter 4 to externally send a reading start signal, and the step five is entered;
step five, the central controller 3 starts the first infrared distance measuring instrument 6 and the second infrared distance measuring instrument 7 which are respectively positioned at the left side and the right side of the bracket to start working, the first infrared distance measuring instrument 6 and the second infrared distance measuring instrument 7 respectively transmit a first electric signal and a second electric signal of the distance between the first infrared distance measuring instrument and the reading materials positioned in front of eyes of the user to the central controller 3, and the step six is carried out;
step six, the central controller 3 respectively converts the first electric signal and the second electric signal into corresponding distance values, and takes the smaller distance value as a detection distance value between the bracket and the reading materials; the central controller 3 judges whether the detection distance value is less than or equal to a normal eye distance preset in the central controller 3:
if yes, entering step eight, otherwise entering step seven;
step seven, the central controller 3 judges whether the timing time of the timer 2 is greater than or equal to the normal eye using time;
if yes, entering step eight, otherwise entering step nine;
step eight, the central controller 3 controls the luminoscope 1 to emit colored light spots and project the colored light spots onto the reading material, so that the user cannot clearly identify characters or patterns on the reading material; entering the step one.
Step nine, the central controller 3 starts the wireless communication signal emitter 4 to externally send out a reading time signal accumulated by the timer 2, and the step five is entered.
The product can be used independently, and also can be applied to articles which are convenient for people to wear, such as hairpins, hats, neck massagers, head earphones, neck Bluetooth earphones or glasses and the like.
In this embodiment, the predetermined normal eye distance may be 35cm to 50 cm.
Generally, the normal eye-using time can be preset by a manufacturer before the manufacturer leaves a factory, or can be set by a user, the normal eye-using time preset by the manufacturer can be 30 minutes to 40 minutes, and the user can be set to 15 minutes to 60 minutes according to the age of the user.
Second embodiment
Referring to fig. 3, in the present embodiment, the fourth step further includes that the remote end receives a reading start signal sent by the wireless communication signal transmitter 4. And step nine, the remote end receives the accumulated reading time signal sent by the wireless communication signal transmitter 4 to the outside.
The first embodiment can be that the user uses the product independently, including adults and children, while in the second embodiment, the user uses the product under the supervision of parents or teachers, the reading process can be monitored through a remote end, and particularly when a plurality of children read books on a desk, the eyes are not qualified, and the teacher cannot remind the children one by one, the product can assist the teacher to manage from the reading time and the correct posture of the reading, so that the bad reading habits of the children are corrected, and the eyes of the user are protected practically.
The rest of the parts which are not described in the first embodiment are not described in detail.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for the convenience of description and simplicity of description, rather than to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model, the terms "first" and "second" are used for descriptive purposes only, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. An eye protection device comprises a support, and is characterized by further comprising a light emitter (1) and an infrared distance meter, wherein the light emitter (1) is used for projecting colored light spots onto a reading material so as to prevent the eyes of a human body from clearly identifying characters or patterns on the reading material in front of the eyes, the infrared distance meter is used for detecting the distance between the support and the reading material, the support is worn on the head or the neck of the human body, the light emitter (1) and the infrared distance meter are respectively arranged on the support, and the light emitter (1) and the infrared distance meter are respectively and electrically connected with a central controller (3) on the support; when the central controller (3) judges that the distance between the reading and the support detected by the infrared distance meter is less than or equal to the preset normal eye using distance in the central controller (3), the central controller (3) sends an instruction to control the light-emitting instrument (1) to emit colored light spots and project the colored light spots onto the reading.
2. The eye protection device according to claim 1, wherein the infrared distance meter comprises a first infrared distance meter (6) and a second infrared distance meter (7), the first infrared distance meter (6) and the second infrared distance meter (7) being respectively disposed at left and right sides of the stand; the bracket is in an open ring shape.
3. The eye protection device according to claim 1, further comprising a human body contact sensor (5) for sensing whether a human body is wearing the stand, the human body contact sensor (5) being provided on an inner side surface of the stand, the human body contact sensor (5) being electrically connected to the central controller (3).
4. The eye protection device of claim 1, further comprising a wireless communication signal transmitter (4) disposed on the support, wherein a wireless communication signal receiver for receiving a signal transmitted from the wireless communication signal transmitter (4) is disposed in a control computer used by the guardian's mobile phone or the teacher in class at the remote end.
5. Eye protection device according to claim 1, wherein a power supply device (8) is provided in the holder, which power supply device (8) is electrically connected to the central control (3), the power supply device (8) comprising a rechargeable battery and a charging socket (9) electrically connected to the rechargeable battery.
6. The eye protection device of claim 1 wherein said frame is U-shaped or V-shaped.
7. The eye protection device according to claim 1, further comprising a timer (2) for accumulating a duration of the effective contact of the human body contact sensor with the human body, wherein the timer (2) is provided on the stand, and the timer (2) is electrically connected to the central controller (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122782473.XU CN216454998U (en) | 2021-11-13 | 2021-11-13 | Eye protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122782473.XU CN216454998U (en) | 2021-11-13 | 2021-11-13 | Eye protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216454998U true CN216454998U (en) | 2022-05-10 |
Family
ID=81451348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122782473.XU Active CN216454998U (en) | 2021-11-13 | 2021-11-13 | Eye protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216454998U (en) |
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2021
- 2021-11-13 CN CN202122782473.XU patent/CN216454998U/en active Active
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