CN211878723U - Myopia prevention reminding device - Google Patents
Myopia prevention reminding device Download PDFInfo
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- CN211878723U CN211878723U CN202020463151.1U CN202020463151U CN211878723U CN 211878723 U CN211878723 U CN 211878723U CN 202020463151 U CN202020463151 U CN 202020463151U CN 211878723 U CN211878723 U CN 211878723U
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Abstract
The utility model provides a myopia prevention reminding device, which comprises a shell, a fixed module which is connected with the shell and is used for being installed on a target object, and a laser ranging module which is arranged in the shell and is used for measuring the distance between the head of a user and the target object, locate in the casing and with laser rangefinder module electric connection's control module, locate in the casing and with control module electric connection's warning module and locate in the casing and with control module electric connection's power module, control module is used for receiving laser rangefinder module's measured data and with predetermine the distance value contrast, remind the module to be used for reminding the distance between user adjustment head and the target object, power module is used for supplying power for laser rangefinder module, control module and warning module, compare in supersound or infrared rangefinder module, laser rangefinder module's measurement accuracy is high, can effectively improve the utility model discloses a myopia prevention reminding device's practicality and reliability.
Description
Technical Field
The utility model belongs to the technical field of myopia prevention, more specifically say, relate to a myopia prevention reminding device.
Background
When people watch books and electronic products, the head is too close to the picture and the time is too long, which is the main reason of eye fatigue and myopia. In order to prevent bad reading habits, some electronic products, such as a desk lamp with a distance measuring function, a mobile phone reminding module and other products, are used, and the ultrasonic distance measuring sensor and the infrared distance measuring sensor are generally adopted to measure the distance.
The ultrasonic distance measuring sensor is large in size, the distance measuring precision can only reach the range of 1cm, and the micro change of the head distance is easily triggered by mistake; in addition, different surfaces have different absorption degrees for ultrasound, and echoes with different intensities can be generated when the ultrasonic waves irradiate on skin, hair and clothes, so that the distance measurement precision is influenced, and the practicability and the reliability of the myopia prevention product are reduced. And through infrared ray measurement distance during infrared distance measuring sensor, specifically also carry out distance calculation through the intensity of echo, this kind of range finding principle also relies on back light intensity very much, and clothing or black hair etc. of matte cloth have stronger extinction effect, can influence the range finding precision greatly to the practicality and the reliability of myopia prevention product have been reduced.
In order to improve the practicability and reliability of the anti-myopia product, the problems of the practicability and reliability of the sensor must be solved.
Disclosure of Invention
An object of the embodiment of the utility model is to provide a myopia prevention reminding device to solve the low and poor technical problem of reliability of practicality of current myopia prevention product.
In order to achieve the above object, the utility model adopts the following technical scheme: the myopia prevention reminding device comprises:
a housing;
the fixing module is connected with the shell and is used for being installed on a target object;
the laser ranging module is arranged in the shell and used for measuring the distance between a user and the target object;
the control module is arranged in the shell and electrically connected with the laser ranging module, and is used for receiving the measurement data of the laser ranging module and comparing the measurement data with a preset distance value;
the reminding module is arranged in the shell and electrically connected with the control module, and is used for reminding a user of adjusting the distance between the head and the target object; and
the power supply module is arranged in the shell and electrically connected with the control module, and the power supply module is used for supplying power to the laser ranging module, the control module and the reminding module.
Optionally, the control module is further configured to limit viewing time, and a setting unit is disposed in the control module and configured to set and adjust a preset distance value and a preset viewing time value.
Optionally, the laser ranging module includes a transmitter for transmitting laser light and a receiver for receiving laser light, and the laser ranging module measures distance by a time-of-flight principle.
Optionally, the laser is in a band invisible to the human eye.
Optionally, the wavelength range of the laser is 900nm to 950 nm.
Optionally, the reminding module comprises one or more of the following components:
a light emitter for generating light to alert a user;
a sound generator for generating a sound to alert a user;
a vibrator for generating vibration to alert a user;
the electric trigger is used for simulating a click action on a touch screen of the mobile terminal to remind a user;
and the touch device is used for directly triggering the keys of the mobile terminal to remind the user.
Optionally, the fixing module is mounted on the target object by means of snap, adhesion or magnetic attraction.
Optionally, the fixing module includes a first fixing arm and a second fixing arm that are disposed on the housing and are opposite to each other, and the target object is clamped between the first fixing arm and the second fixing arm.
Optionally, the fixing module is U-shaped.
Optionally, the fixing module further comprises a wrench rotatably connected to the first fixing arm, and the first fixing arm, the second fixing arm and the wrench form a support for placement.
The utility model provides a myopia prevention reminding device, which comprises a shell, a fixed module which is connected with the shell and is used for being installed on a target object, and a laser ranging module which is arranged in the shell and is used for measuring the distance between the head of a user and the target object, locate in the casing and with laser rangefinder module electric connection's control module, locate in the casing and with control module electric connection's warning module and locate in the casing and with control module electric connection's power module, control module is used for receiving laser rangefinder module's measured data and with predetermine the distance value contrast, remind the module to be used for reminding the distance between user adjustment head and the target object, power module is used for supplying power for laser rangefinder module, control module and warning module, compare in supersound or infrared rangefinder module, laser rangefinder module's measurement accuracy is high, can effectively improve the utility model discloses a myopia prevention reminding device's practicality and reliability.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a schematic perspective view of an anti-myopia reminder according to an embodiment of the present invention;
fig. 2 is a schematic view of an exploded structure of the myopia prevention reminding device provided by the embodiment of the present invention;
fig. 3 is a block diagram of a laser ranging module, a reminding module, a control module and a power supply module provided in an embodiment of the present invention;
fig. 4 is a first schematic view of the anti-myopia reminding device according to the embodiment of the present invention;
fig. 5 is a second schematic view of the anti-myopia reminding device according to the embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
100-a housing; 110-a body; 120-a cover body; 200-a fixed module; 210-a first fixed arm; 220-a second fixed arm; 230-a wrench; 300-a laser ranging module; 400-a control module; 410-add button; 420-decrease button; 430-start button; 500-a reminder module; 600-power supply module.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" 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. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1 to 3, an embodiment of the present invention provides a myopia prevention reminding device, including:
a housing 100;
a fixing module 200 connected with the case 100 and for being mounted on a target;
a laser ranging module 300 disposed in the housing 100 and configured to measure a distance between a user and a target object;
the control module 400 is arranged in the shell 100 and electrically connected with the laser ranging module 300, and the control module 400 is used for receiving the measurement data of the laser ranging module 300 and comparing the measurement data with a preset distance value;
the reminding module 500 is arranged in the shell 100 and electrically connected with the control module 400, and the reminding module 500 is used for reminding a user to adjust the distance between the head and the target object; and
the power supply module 600 is disposed in the casing 100 and electrically connected to the control module 400, and the power supply module 600 is used for supplying power, specifically, supplying power to the laser ranging module 300, the control module 400, and the reminding module 500. The target object may be a mobile phone, a notebook computer, a tablet computer, a television, a writing case, a desk lamp or a desk, and the present invention is not limited herein.
The utility model discloses among the myopia prevention reminding device, laser rangefinder module 300 measures the distance between user and the target object, and control module 400 receives laser rangefinder module 300's measured data and compares with predetermineeing the distance value, if the distance between user and the target object is less than predetermineeing the distance value, then remind module 500 can remind the distance between user's adjustment head and the target object to the prevention user uses the eye improperly and leads to myopia. Compare in supersound or infrared distance measuring module, the utility model discloses a laser distance measuring module 300's measurement accuracy is high, has better practicality and reliability, thereby can effectively improve the utility model discloses a myopia prevention reminding device's practicality and reliability.
Specifically, in an embodiment of the utility model, be equipped with the setting unit in the control module 400, the setting unit is used for setting for and adjusting preset distance value, makes the utility model discloses a prevention myopia reminding device is applicable to different application scenes.
As an alternative embodiment, the myopia prevention reminding device may be provided with buttons for setting and adjusting the preset distance value, as shown in fig. 1, an increase button 410, a decrease button 420 and an activation button 430, and the user may press the activation button 430 to activate the program for adjusting the preset distance value and then adjust the size of the preset distance value by the increase button 410 and the decrease button 420. It can be understood that, according to the selection of actual conditions, the preset distance value can also be adjusted by adopting other manners, for example, only one start button 430 can be set, when in use, the user firstly puts the whole myopia prevention reminding device on a table or other suitable positions, and then brings the head close to the position triggering the safe distance, such as the position of 45cm, and presses the set button at the moment to set the distance as the distance threshold value.
Specifically, in an embodiment of the utility model, the utility model discloses an in the embodiment, the utility model discloses myopia prevention reminding device has regularly reminds the function, and control module 400 still is used for restricting the watch time, and when the user watch time overlength, remind module 500 can remind the user to have a rest properly to play the guard action to user's eyes, prevent overuse eyes. In this embodiment, the setting unit is still used for setting for and adjusting the preset viewing time value, and the mode of setting for and adjusting the preset viewing time value can adopt the above-mentioned mode of adjusting the preset distance value, the utility model discloses do not do the restriction here.
Specifically, in an embodiment of the utility model, laser rangefinder module 300 is including the transmitter that is used for transmitting laser and the receiver that is used for receiving laser, correspondingly, set up the receiving port that is used for transmitting the laser emission mouth and is used for receiving laser on the laser rangefinder module 300, the laser of transmitter transmission is through the transmission mouth outgoing, then reach the user after-reflection, the receiver is reachd through the receiving port to the laser of reflection, laser rangefinder module 300 is through time flight principle measuring distance, the time difference that can accurate measurement laser emission and receive, utilize the speed of light to calculate the distance, light intensity has been avoided, reflecting surface roughness and material change etc. are to the influence of range finding degree of accuracy, thereby accomplish more accurate judgement user's reading distance, be particularly suitable for in closely (within 1 m) to the use scene of accurate range finding.
It can be understood that the utility model discloses myopia prevention reminding device has only set up a laser rangefinder module 300, can reduce myopia prevention reminding device's cost and volume, and for more accurately measuring distance, myopia prevention reminding device also can a plurality of laser rangefinder module 300, the utility model discloses do not restrict very much here.
In particular, the laser is in a band invisible to the human eye to prevent affecting the user experience. As a preferred embodiment, the wavelength range of the laser is 900nm to 950nm, so that the laser ranging module 300 can complete the ranging function with a small power under the condition of ensuring the safest for the eyes of the user.
Optionally, the reminder module 500 includes one or more of the following components:
a light emitter for generating light to alert a user;
a sound generator for generating a sound to alert a user;
a vibrator for generating vibration to alert a user;
the electric trigger is used for simulating a click action on a touch screen of the mobile terminal to remind a user;
and the touch device is used for directly triggering the keys of the mobile terminal to remind the user.
It should be explained that the touch screen of the existing electronic device (mobile phone, tablet computer, etc.) is usually a capacitive screen, the electrical trigger is used for simulating a click action of a finger on the touch screen, the electrical trigger is always in contact with a virtual button (corresponding to functions of pausing or locking the screen of the electronic device, etc.) of the touch screen of the electronic device (mobile phone, tablet computer, etc.) during use, and if the distance between the user and the target object is smaller than a preset distance value, the electrical trigger can simulate the click action to trigger the virtual button of the touch screen, so that the user can be reminded to adjust the distance. The touch device is realized by directly pressing the physical keys (corresponding volume adjustment or screen locking function and the like) through a mechanical principle (a principle that a motor is matched with a gear transmission and the like), and when the distance between a user and a target object is smaller than a preset distance value, the touch device can simulate a click action to trigger the physical keys of the electronic equipment, so that the user can be reminded to adjust the distance.
Specifically, in an embodiment of the present invention, as shown in fig. 1, fig. 2 and fig. 4, the fixing module 200 may be a U-shaped clamping member for clamping on the target, and specifically, the fixing module 200 includes a first fixing arm 210 and a second fixing arm 220 respectively disposed on the housing 100 and oppositely disposed, and the target is clamped between the first fixing arm 210 and the second fixing arm 220, so as to install the myopia prevention reminding device of the embodiment of the present invention on the target.
Further, as shown in fig. 1, fig. 2 and fig. 5, the fixing module 200 further includes a wrench 230 rotatably connected to the first fixing arm 210, and the first fixing arm 210, the second fixing arm 220 and the wrench 230 may form a support for placement, so that the anti-myopia reminding device can be placed on a table. As shown in fig. 4 and 5, due to the change of the installation position of the anti-myopia reminding device, the corresponding preset distance value is different, and although the usage scene corresponding to fig. 5 is more than the usage scene corresponding to fig. 4 by the variation of the distance between the anti-myopia reminding device and the book, in actual use, as long as the distance between the anti-myopia reminding device and the book is kept constant, the distance between the head of the user and the book can be adjusted by measuring the distance between the anti-myopia reminding device and the head of the user.
It can be understood that, according to the choice of the actual situation, the fixing module 200 can be disposed on the target object by other methods, for example, the fixing module 200 can be mounted on the target object by fastening, adhering, or magnetically attracting, and the present invention is not limited thereto.
Specifically, in an embodiment of the present invention, the power supply module 600 may be a battery, and the battery supplies power to the whole device through the control module 400, so that the installation position of the myopia prevention reminding device is not limited. It can be understood that, according to the selection of actual conditions, power module 600 also can be for the power supply interface, is connected with electronic equipment (cell-phone, computer etc.) through the charging wire, by the electronic equipment power supply, owing to the restriction that receives the length of charging wire, myopia prevention reminding device's mounted position also can receive the restriction.
Specifically, in an embodiment of the present invention, as shown in fig. 2, the housing 100 includes a body 110 and a cover 120, and a receiving cavity for receiving the laser ranging module 300, the control module 400, the reminding module 500 and the power supply module 600 is formed between the body 110 and the cover 120, and in this structure, the first fixing arm 210 and the second fixing arm 220 are both disposed on the body 110. It is understood that the shape of the housing 100 may be modified according to the actual design, and the present invention is not limited thereto.
It should be noted that the utility model discloses control module 400 specifically can remind module 500, power module 600 and laser rangefinder module 300 respectively with circuit board electric connection for welding the singlechip on the circuit board, the integrated procedure that is used for control and processing that has on the singlechip, thereby makes the utility model discloses the myopia prevention reminding device of embodiment can realize above-mentioned function. As an optional embodiment, the single chip microcomputer may be but is not limited to a single chip microcomputer with a model of STC15W201S, and the laser ranging module 300 may be but is not limited to a laser ranging sensor with a model VL53L 0X.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An anti-myopia reminding device, comprising:
a housing;
the fixing module is connected with the shell and is used for being installed on a target object;
the laser ranging module is arranged in the shell and used for measuring the distance between a user and the target object;
the control module is arranged in the shell and electrically connected with the laser ranging module, and is used for receiving the measurement data of the laser ranging module and comparing the measurement data with a preset distance value;
the reminding module is arranged in the shell and electrically connected with the control module, and is used for reminding a user of adjusting the distance between the head and the target object; and
the power supply module is arranged in the shell and electrically connected with the control module, and the power supply module is used for supplying power to the laser ranging module, the control module and the reminding module.
2. The myopia-preventing reminding device as claimed in claim 1, wherein the control module is further configured to limit viewing time, and a setting unit is disposed in the control module, and the setting unit is configured to set and adjust the preset distance value and the preset viewing time value.
3. The myopia prevention reminding device of claim 1, wherein the laser ranging module comprises a transmitter for transmitting laser and a receiver for receiving laser, and the laser ranging module measures distance by the time-of-flight principle.
4. The anti-myopia reminder device of claim 3, wherein the laser is in a band invisible to the human eye.
5. The myopia prevention reminding device of claim 4, wherein the wavelength range of the laser is 900nm to 950 nm.
6. The myopia prevention reminding device of claim 1, wherein the reminding module comprises one or more of the following components:
a light emitter for generating light to alert a user;
a sound generator for generating a sound to alert a user;
a vibrator for generating vibration to alert a user;
the electric trigger is used for simulating a click action on a touch screen of the mobile terminal to remind a user;
and the touch device is used for directly triggering the keys of the mobile terminal to remind the user.
7. The myopia prevention reminding device of any one of claims 1 to 6, wherein the fixing module is mounted on the target object by means of buckling, adhesion or magnetic attraction.
8. The myopia prevention reminding device of any one of claims 1 to 6, wherein the fixing module comprises a first fixing arm and a second fixing arm which are respectively arranged on the shell and are oppositely arranged, and the target object is clamped between the first fixing arm and the second fixing arm.
9. The myopia prevention reminding device of claim 8, wherein the fixing module is U-shaped.
10. The myopia prevention reminding device of claim 8, wherein the fixing module further comprises a wrench rotatably connected to the first fixing arm, and the first fixing arm, the second fixing arm and the wrench form a support for placement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020463151.1U CN211878723U (en) | 2020-04-01 | 2020-04-01 | Myopia prevention reminding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020463151.1U CN211878723U (en) | 2020-04-01 | 2020-04-01 | Myopia prevention reminding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211878723U true CN211878723U (en) | 2020-11-06 |
Family
ID=73250142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020463151.1U Expired - Fee Related CN211878723U (en) | 2020-04-01 | 2020-04-01 | Myopia prevention reminding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211878723U (en) |
-
2020
- 2020-04-01 CN CN202020463151.1U patent/CN211878723U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20201106 |