阅读说明：本技术 一种自适应照度调节的儿童学习桌控制方法 (Child learning table control method capable of adjusting illumination in self-adaption mode ) 是由 邵李焕 叶震 冯瀚 于 2019-06-04 设计创作，主要内容包括：本发明公开了一种自适应照度调节的儿童学习桌及控制方法,至少包括护眼灯、控制板以及设置在学习桌写字区域中的光强传感器,其中,控制板与光强传感器和护眼灯,用于根据光强传感器获取的当前光强度信息实时控制护眼灯的发光强度以达到最佳的学习光照强度；光强传感器采用太阳能板阵列,该太阳能板阵列由多个独立传感单元构成并采用点阵式排列；还设置光强检测单元,用于检测各个传感单元的感应信号并以此得出当前光强度信息。与现有技术相比较,通过在桌面设置太阳板阵列实现光强度检测,从而极大提高了光强度检测精度,同时避免了因传感器被遮挡导致光强度检测错误的情况；另外,本发明还可以利用太阳能发电为系统提供供电,进一步节约能源。(The invention discloses a self-adaptive illumination adjustment child learning table and a control method, at least comprising an eye-protection lamp, a control panel and a light intensity sensor arranged in a writing area of the learning table, wherein the control panel, the light intensity sensor and the eye-protection lamp are used for controlling the luminous intensity of the eye-protection lamp in real time according to current light intensity information acquired by the light intensity sensor so as to achieve the optimal learning illumination intensity; the light intensity sensor adopts a solar panel array, and the solar panel array is composed of a plurality of independent sensing units and arranged in a dot matrix manner; and the light intensity detection unit is also arranged and used for detecting the sensing signals of all the sensing units and obtaining the current light intensity information. Compared with the prior art, the light intensity detection is realized by arranging the solar panel array on the desktop, so that the light intensity detection precision is greatly improved, and meanwhile, the condition that the light intensity detection is wrong due to the fact that the sensor is shielded is avoided; in addition, the solar energy power generation can be used for supplying power to the system, so that the energy is further saved.)

1. A children learning table control method with self-adaptive illumination adjustment is characterized by comprising the following steps:

step S1: a solar panel array is laid in a writing area of the learning desk and used as a light intensity sensor, and the solar panel array is composed of a plurality of independent sensing units and arranged in a dot matrix manner;

step S2: setting an eye-protecting lamp, calibrating and storing the sensing information of each sensing unit according to the light intensity information of the eye-protecting lamp;

step S3: and determining current light intensity information according to the current sensing information acquired by the solar panel array, and controlling the light intensity of the eye-protection lamp in real time to achieve the optimal learning illumination intensity.

2. The adaptive illumination adjustment child learning table control method according to claim 1, further comprising a step of obtaining position information of the eye-protection lamp, and calibrating and storing sensing information of each sensing unit according to different position information, so that sensing information of sensing units at different positions of the eye-protection lamp is stored, and light intensity can be accurately adjusted when the position of the eye-protection lamp is adjusted.

3. The children learning table control method with adaptive illumination adjustment according to claim 1 or 2, further comprising a control panel, wherein the control panel, the light intensity sensor and the eye protection lamp are used for controlling the light intensity of the eye protection lamp in real time according to the current light intensity information obtained by the light intensity sensor so as to achieve the optimal learning illumination intensity.

4. The adaptive illumination adjustment child learning table control method according to claim 3, further comprising a light intensity detection unit disposed in the control board; and the sensor is connected with each independent sensing unit and used for detecting the sensing signal of each sensing unit and obtaining the current light intensity information.

5. The adaptive illumination adjustment children's learning table control method of claim 4, wherein the solar panel array employs a solar film.

6. The children learning table control method with the adaptive illumination adjustment function according to claim 4, wherein the light intensity detection unit at least comprises a signal conditioning module, a parallel ADC module, an MCU and a communication interface, wherein the signal conditioning module is connected with the solar panel array and is used for processing the sensing signals generated by the sensing units to output multiple sensing signals;

the parallel ADC module is used for converting the multi-channel sensing signals into parallel digital signals;

the MCU is used for calculating light intensity information according to the parallel digital signals;

the communication interface is used for being connected with an external circuit to realize the transmission of light intensity information;

each sensing unit mark determines position information which is used for representing the position relation between the sensing unit and the eye-protecting lamp;

and the MCU is used for calculating light intensity information according to the parallel digital signals and the position information.

7. The adaptive illumination adjustment children's learning table control method of claim 1, wherein the solar panel array is distributed over the entire table top.

8. The adaptive illumination adjustment children's learning table control method of claim 1, wherein the size of the solar panel array is at least 2 sheets of A4 paper.

9. The adaptive illumination adjustment children learning table control method of claim 1, wherein if at least one sensing unit has a sensing signal output, the MCU determines that other sensing units are blocked, and calculates light intensity information of a writing area only according to the sensing signal.

10. The children learning table control method with adaptive illumination adjustment according to claim 1, further comprising a solar power generation unit connected to the solar panel array for converting energy generated by the solar panel array into a stable voltage to supply power to the control board.

Technical Field

The invention relates to the technical field of intelligent child tables, in particular to a child learning table control method capable of adjusting illumination in a self-adaptive mode.

Background

At present, the myopia problem of teenagers in China is increasingly prominent, according to relevant statistics, the myopia rate of pupils reaches 40%, 2.5% of children are also available before school age, and the eyesight problem of the children becomes one of the most concerned problems of parents. Most of the children with myopia are caused by bad learning habits, and one important reason is that the children are not reading and writing under proper illumination, and the myopia is caused by overuse of eyes. In order to solve the technical problem, the prior art sets up the device of protection eyesight such as intelligent eye-protecting lamp on children's study desk, can be according to the luminous intensity of actual illumination intensity automatically regulated eye-protecting lamp in order to guarantee best study light intensity, but it still has following technical problem:

1. in the current two-way study table, the light intensity sensor of the intelligent eye-protecting lamp is usually arranged integrally with the lamp, and the actual light intensity of a desktop writing area cannot be checked.

2. Present intelligent eye-protecting lamp adopts single-point type light intensity sensor usually, causes easily to shelter from and leads to detection error.

3. High precision light intensity sensors are expensive, leading to a sharp rise in the cost of the learning table.

Therefore, it is necessary to provide a technical solution to solve the technical problems of the prior art.

Disclosure of Invention

In view of this, it is necessary to provide a child learning table with adaptive illumination adjustment and a control method thereof, in which a solar panel array is disposed on a desktop to achieve light intensity detection, so that light intensity detection accuracy is greatly improved, and meanwhile, a situation that light intensity detection is wrong due to a sensor being blocked is avoided.

In order to solve the technical problems in the prior art, the technical scheme of the invention is as follows:

a children learning table control method with adaptive illumination adjustment comprises the following steps:

step S1: a solar panel array is laid in a writing area of the learning desk, and the solar panel array is composed of a plurality of independent sensing units and is arranged in a dot matrix manner;

step S2: setting an eye-protecting lamp, calibrating and storing the sensing information of each sensing unit according to the light intensity information of the eye-protecting lamp;

step S3: during actual use, the current light intensity information is determined according to the current sensing information acquired by the solar panel array, and the light intensity of the eye protection lamp is controlled in real time so as to achieve the optimal learning illumination intensity.

As a further improvement scheme, a light intensity detection unit is further arranged and connected with each independent sensing unit, and is used for detecting the sensing signal of each sensing unit and obtaining the current light intensity information.

As a further improvement, at least comprises an eye-protecting lamp, a control panel and a light intensity sensor arranged in the writing area of the learning desk, wherein,

the control panel is connected with the light intensity sensor and the eye-protecting lamp and is used for controlling the luminous intensity of the eye-protecting lamp in real time according to the current light intensity information acquired by the light intensity sensor so as to achieve the optimal learning illumination intensity;

the light intensity sensor adopts a solar panel array, and the solar panel array is composed of a plurality of independent sensing units and is arranged in a dot matrix manner;

and the light intensity detection unit is also arranged and used for detecting the sensing signals of all the sensing units and obtaining the current light intensity information.

As a further improvement, the solar panel array adopts a solar film.

As a further improvement, the light intensity detection unit at least comprises a signal conditioning module, a parallel ADC module, an MCU and a communication interface, wherein the signal conditioning module is connected to the solar panel array and is configured to perform signal processing on the sensing signals generated by the sensing units to output multiple sensing signals;

the parallel ADC module is used for converting the multi-channel sensing signals into parallel digital signals;

the MCU is used for calculating light intensity information according to the parallel digital signals;

the communication interface is used for being connected with an external circuit to achieve transmission of light intensity information.

As a further improvement, the light intensity detection unit is disposed in the control board.

As a further improvement scheme, the solar panel array is distributed on the whole desktop.

As a further improvement, the size of the solar panel array is at least 2 sheets of A4 paper.

As a further improvement, each sensing unit mark determines position information, and the position information is used for representing the position relationship between the sensing unit and the eye-protecting lamp;

and the MCU is used for calculating light intensity information according to the parallel digital signals and the position information.

As a further improvement scheme, if at least one sensing unit has sensing signal output, the MCU judges that other sensing units are shielded, and calculates the light intensity information of a writing area only according to the sensing signal.

As a further improvement, the system further comprises a solar power generation unit, wherein the solar power generation unit is connected with the solar panel array and is used for converting the energy generated by the solar panel array into stable voltage to supply power to the system.

As a further improvement, the solar power generation unit at least comprises a first DC-DC module, a battery and a second DC-DC module, wherein the first DC-DC module is used for charging the battery by using the energy generated by the solar panel array;

the battery is used for storing electric energy;

the second DC-DC module is used for converting the electric energy of the battery into stable voltage to supply power for the system.

Compared with the prior art, the light intensity detection is realized by arranging the solar panel array on the desktop, so that the light intensity detection precision is greatly improved, and meanwhile, the condition that the light intensity detection is wrong due to the fact that the sensor is shielded is avoided; in addition, the solar energy power generation can be used for supplying power to the system, so that the energy is further saved.

Drawings

Fig. 1 is a schematic block diagram of a child learning table with adaptive illumination adjustment according to the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a schematic block diagram of a preferred embodiment of the present invention.

FIG. 4 is a schematic block diagram of a light intensity detecting unit according to the present invention.

Fig. 5 is a schematic block diagram of another preferred embodiment of the present invention.

Fig. 6 is a flow chart of a method for controlling a child learning table with adaptive illumination adjustment according to the present invention.

The following specific embodiments will further illustrate the invention in conjunction with the above-described figures.

Detailed Description

The technical solution provided by the present invention will be further explained with reference to the accompanying drawings.

In the prior art, a solar panel is the most important component of a solar power generation system, and directly converts solar radiation energy into electric energy. The applicant finds that the electric energy generated by the solar panel and the illumination intensity have a certain linear relation, so that the illumination information can be obtained by detecting the output electric signal of the solar panel. Therefore, the invention creatively provides that the solar panel is adopted to detect the light intensity information and is applied to the children learning table.

Referring to fig. 1 and 2, the present invention provides a children learning table with adaptive illumination adjustment, at least comprising an eye-protecting lamp, a control panel and a light intensity sensor disposed in a writing area of the learning table, wherein,

the light intensity sensor is used for acquiring current light intensity information;

the control panel, the light intensity sensor and the eye-protecting lamp are used for controlling the luminous intensity of the eye-protecting lamp in real time according to the current light intensity information acquired by the light intensity sensor so as to achieve the optimal learning illumination intensity; preferably, the control panel and the eye-protecting lamp are connected by adopting a standard interface, and a communication protocol is agreed to realize the transmission of the control signal and the feedback signal. As a further preference, the control panel may be provided in an eye-protection lamp.

Furthermore, the light intensity sensor adopts a solar panel array which is composed of a plurality of independent sensing units and arranged in a dot matrix manner; for example, a 5 x 5 solar panel array with 25 sensing units capable of generating 25 independent sensing signals;

referring to fig. 3, a preferred embodiment of the children learning table with adaptive illumination adjustment according to the present invention is shown, in which a light intensity detection unit is further disposed to detect sensing signals of each sensing unit and obtain current light intensity information.

Each sensing unit is provided with a specific physical position, and the identification of each sensing unit is used for determining position information which is used for representing the position relationship between the sensing unit and the eye-protecting lamp;

the MCU is used for calculating light intensity information according to the parallel digital signals and the position information, namely calculating light intensity by using an algorithm according to data and position relation acquired by the dot-matrix solar panel.

The light intensity sensor is arranged on the desktop, and the condition that the sensor is blocked cannot be avoided because school supplies such as books and the like are usually placed on the desktop. Even if the local blocking exists, the light intensity information can be corrected through an algorithm due to the fact that the solar panel array has a plurality of independent outputs, if at least one sensing unit has sensing signal output, the MCU judges that other sensing units are blocked, and the light intensity information of a writing area is calculated only according to the sensing signal. Further, in the sensing unit with output, the MCU corrects the light intensity information according to the position information thereof, and then calculates the average value as the final light intensity information.

In the technical scheme, the solar panel array is arranged on the desktop to realize light intensity detection, so that the light intensity detection precision is greatly improved, and the condition that the light intensity detection is wrong due to the fact that the sensor is shielded is avoided.

In a preferred embodiment, the solar panel array uses a solar film. The solar film is a flexible film, can be directly adhered to the learning table, and is favorable for the later installation of the system of the invention on the existing learning table.

Referring to fig. 4, a schematic block diagram of the light intensity detection unit in the present invention is shown, and the light intensity detection unit at least includes a signal conditioning module, a parallel ADC module, an MCU and a communication interface, wherein the signal conditioning module is connected to the solar panel array, and is configured to perform signal processing on the sensing signals generated by each sensing unit to output multiple sensing signals;

the parallel ADC module is used for converting the multi-channel sensing signals into parallel digital signals;

the MCU is used for calculating light intensity information according to the parallel digital signals;

the communication interface is used for being connected with an external circuit to achieve transmission of light intensity information.

As a further improvement, the light intensity detection unit is disposed in the control board.

In a preferred embodiment, the solar panel array is fully distributed on the whole desktop, so that the light intensity detection range can be greatly increased, and the light intensity information of the learning area needs to be corrected and calculated through an algorithm when the solar panel array is not arranged in a sensing unit of a writing area.

In a preferred embodiment, the solar panel array is at least 2 sheets of A4 paper in size to ensure that a regular book cannot completely block the sensor array.

Referring to fig. 5, a schematic block diagram of another embodiment of the present invention is shown, further including a solar power generation unit connected to the solar panel array for converting the energy generated by the solar panel array into a stable voltage to supply power to the system.

The solar power generation unit comprises at least a first DC-DC module, a battery and a second DC-DC module, wherein the first DC-DC module is used for charging the battery by using the energy generated by the solar panel array;

the battery is used for storing electric energy;

the second DC-DC module is used for converting the electric energy of the battery into stable voltage to supply power for the system.

Referring to fig. 6, a flow chart of a method for controlling a child learning table with adaptive illumination adjustment according to the present invention is shown, and the method includes the following steps:

step S1: a solar panel array is laid in a writing area of the learning desk, and the solar panel array is composed of a plurality of independent sensing units and is arranged in a dot matrix manner;

step S2: setting an eye-protecting lamp, calibrating and storing the sensing information of each sensing unit according to the light intensity information of the eye-protecting lamp;

step S3: during actual use, the current light intensity information is determined according to the current sensing information acquired by the solar panel array, and the light intensity of the eye protection lamp is controlled in real time so as to achieve the optimal learning illumination intensity.

And the light intensity detection unit is connected with each independent sensing unit and used for detecting the sensing signal of each sensing unit and obtaining the current light intensity information.

In a preferred embodiment, the method further comprises the step of acquiring position information of the eye-protecting lamp, and calibrating and storing the sensing information of each sensing unit according to different position information, so that the sensing information of the sensing units at different positions of the eye-protecting lamp is stored, and the light intensity can be accurately adjusted when the position of the eye-protecting lamp is adjusted.

The above description of the embodiments is only intended to facilitate the understanding of the method of the invention and its core idea. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.