阅读说明：本技术 基于环境光以及可视距离检测的黑板动态补光系统及方法 (Dynamic blackboard light supplementing system and method based on ambient light and visible distance detection ) 是由 朱玉荣 汤鹏飞 于 2020-12-15 设计创作，主要内容包括：本发明公开了一种基于环境光以及可视距离检测的黑板动态补光系统及方法,涉及黑板动态补光技术领域。本发明包括光照监测终端、补光调节终端以及若干补光灯；光照监测终端与补光调节终端无线通信连接；补光调节终端与若干补光灯电信号连接。本发明通过距离传感器检测教室长度并传递至光照监测终端,第一光强度传感器检测第一光强信息并传递至光照监测终端；补光分析模块根据第一光强信息、教室长度以及动态补光表分析获取标准可视光强并传递至控制模块；控制模块对比标准可视光强与功率光强表中的灯光功率以及灯光强区间获取应调灯光功率；功率调节单元根据应调灯光功率调解补光灯的功率,实现不同光照情况下动态调整补光灯的功率,便捷高效。(The invention discloses a dynamic blackboard light supplementing system and method based on ambient light and visible distance detection, and relates to the technical field of dynamic blackboard light supplementing. The system comprises an illumination monitoring terminal, a light supplementing adjusting terminal and a plurality of light supplementing lamps; the illumination monitoring terminal is in wireless communication connection with the light supplement adjusting terminal; the light supplement adjusting terminal is electrically connected with the light supplement lamps. The classroom length is detected by the distance sensor and transmitted to the illumination monitoring terminal, and the first light intensity sensor detects first light intensity information and transmits the first light intensity information to the illumination monitoring terminal; the supplementary lighting analysis module analyzes and obtains standard visible light intensity according to the first light intensity information, the classroom length and the dynamic supplementary lighting table and transmits the standard visible light intensity to the control module; the control module compares the standard visible light intensity with the light power in the power light intensity meter and obtains the light power to be adjusted in the light intensity area; the power of light filling lamp is mediated according to the light power that should transfer to the power regulating unit, realizes the power of dynamic adjustment light filling lamp under the different illumination condition, convenient high efficiency.)

1. Blackboard developments light filling system based on ambient light and visible distance detect, its characterized in that includes:

the light supplement adjusting terminal is arranged on the side face of the front wall of the classroom, and the blackboard (2) is arranged on the side face of the front wall of the classroom; a plurality of light supplement lamps (1) are arranged on the side face of the front wall at the edge of the blackboard (2); the light supplement lamps (1) are distributed in a rectangular annular shape; the illumination monitoring terminal is arranged on the side surface of the rear wall of the classroom; the illumination monitoring terminal is in wireless communication connection with the light supplement adjusting terminal; the light supplement adjusting terminal is in electric signal connection with the light supplement lamps (1);

the illumination monitoring terminal comprises a microprocessor, a first wireless transmission module, a first light intensity sensor and a distance sensor; the microprocessor is respectively in electric signal connection with the first wireless transmission module, the first light intensity sensor and the distance sensor;

the light supplement adjusting terminal comprises a control module, a storage module, a light supplement analysis module and a second wireless transmission module; the control module is respectively in electric signal connection with the storage module, the light supplement analysis module, the second wireless transmission module and the plurality of light supplement lamps (1); a dynamic light supplement table is prestored in the storage module; the dynamic supplementary lighting table is internally prestored with an ambient light intensity interval, a distance interval and standard visible light intensity;

the distance sensor is used for detecting the length of the classroom from the rear wall of the classroom to the front wall of the classroom and transmitting the length to the illumination monitoring terminal through the first wireless transmission module; the first light intensity sensor is used for detecting first light intensity information of the position of the rear wall of the classroom and transmitting the first light intensity information to the illumination monitoring terminal through the first wireless transmission module;

the light supplement analysis module analyzes and obtains standard visible light intensity according to the first light intensity information, the classroom length and the dynamic light supplement table and transmits the standard visible light intensity to the control module; the control module controls the plurality of light supplementing lamps (1) to light according to standard visible light intensity.

2. The dynamic blackboard light supplement system based on ambient light and visible distance detection according to claim 1, wherein a power adjustment unit is integrated on the control module; the power adjusting unit is electrically connected with the light supplementing lamps (1) and used for adjusting the brightness of the light supplementing lamps (1).

3. The dynamic blackboard supplementary lighting system based on ambient light and visual distance detection as claimed in claim 2, characterized in that the power light intensity table of the supplementary lighting lamp (1) is pre-stored in the storage module; the power light intensity meter stores the light power and the light intensity interval of the lamp; the light intensity interval is a corresponding illumination intensity interval within the range that the distance from the light supplement lamp (1) is S; the light intensity intervals correspond to the light power one by one.

4. The dynamic blackboard light supplementing system based on ambient light and visible distance detection according to claim 3, wherein the control module compares the standard visible light intensity with the light power in the power light intensity meter and the light power interval to obtain the light power to be adjusted; and the power adjusting unit adjusts the power of the light supplement lamp (1) according to the light power to be adjusted.

5. The dynamic blackboard light supplement system based on ambient light and visual distance detection as claimed in claim 1 or 4, characterized in that the second light intensity sensor is installed at the edge of the blackboard (2) at the side of the front wall of the classroom; the control module is in electric signal connection with the second light intensity sensor.

6. The dynamic blackboard light supplementing system based on ambient light and visible distance detection according to claim 5, wherein the second light intensity sensor detects second light intensity information and transmits the second light intensity information to the control module; when the second light intensity information is smaller than the standard visible light intensity, the control module controls the light power of the light to be adjusted of the light supplementing lamp (1) to increase the floating value; the floating value is pre-stored in a storage module.

7. The dynamic blackboard light supplement system based on ambient light and visible distance detection according to claim 6, further comprising a mobile control end; the mobile control terminal is in wireless communication connection with the light supplement adjusting terminal; and the mobile control terminal is used for transmitting or updating the dynamic light supplement meter, the power light intensity meter and the floating value to a storage module of the light supplement adjusting terminal.

8. A dynamic blackboard light supplementing method based on ambient light and visible distance detection is characterized by comprising the following processes:

a00: the illumination monitoring terminal controls the distance sensor to detect the length of the classroom and transmits the length to the illumination monitoring terminal;

a01: the illumination monitoring terminal controls the first light intensity sensor to detect the first light intensity information and transmits the first light intensity information to the illumination monitoring terminal;

a02: the supplementary lighting analysis module analyzes and obtains standard visible light intensity according to the first light intensity information, the classroom length and the dynamic supplementary lighting table and transmits the standard visible light intensity to the control module;

a03: the control module compares the standard visible light intensity with the light power in the power light intensity meter and obtains the light power to be adjusted in the light intensity area;

a04: the power adjusting unit adjusts the power of the light supplement lamp (1) according to the light power to be adjusted;

a05: the second light intensity sensor detects second light intensity information and transmits the second light intensity information to the control module;

a06: the control module judges whether the second light intensity information is larger than the standard visible light intensity; if yes, A04 is executed; if not, executing A07;

a07: the control module controls the light power of the light supplement lamp (1) to be adjusted to increase the floating value and transmits the floating value to the power adjusting unit;

a08: the power adjusting unit adjusts the power of the light supplement lamp (1) according to the light power to be adjusted and the floating value.

9. The dynamic blackboard illumination method based on ambient light and visible distance detection according to claim 8, wherein the dynamic illumination table pre-stores an ambient light intensity interval, a distance interval and a standard visible light intensity; the power light intensity table stores the lamp light power and the lamp light intensity interval.

10. The dynamic blackboard supplementary lighting method based on ambient light and visible distance detection according to claim 8 or 9, wherein the front movement control end of a00 is used to transfer or update the dynamic supplementary lighting table, the power light intensity table and the floating value to the storage module of the supplementary lighting adjusting terminal.

Technical Field

The invention belongs to the technical field of dynamic supplementary lighting of blackboards, and particularly relates to a dynamic supplementary lighting system and method for a blackboard based on ambient light and visible distance detection.

Background

The existing intelligent teaching equipment comprises an intelligent broadcast, a projector, an electronic blackboard, a multimedia console and the like, wherein the multimedia console is used for controlling the equipment; although the existing intelligent equipment brings much help to teaching of teachers and students; however, some problems are still not solved in the teaching process; in the current intelligent teaching equipment, the condition that the light intensity condition carries out the light filling to the illumination of electronic blackboard periphery mildly in can not according to the classroom yet, and this has brought the trouble for the student watches the content on the electronic blackboard.

In addition, the effect of the light supplement lamp is different under different illumination conditions; under the light filling lamp of the same illumination intensity, under different ambient illumination, the visible distance is also different. In order to ensure that the light supplementing lamp for the blackboard has good effect, the back side of a classroom can be clearly watched under the condition of different environmental light intensities; however, the conventional light supplement lamp for the blackboard cannot meet the condition.

Disclosure of Invention

The invention aims to provide a dynamic blackboard light supplementing system and method based on ambient light and visible distance detection, which are used for solving the technical problems in the background art.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a dynamic blackboard light supplementing system based on ambient light and visible distance detection, which comprises: the system comprises an illumination monitoring terminal, a light supplementing adjusting terminal and a plurality of light supplementing lamps; the light supplement adjusting terminal is arranged on the side face of the front wall of the classroom, and the blackboard is arranged on the side face of the front wall of the classroom; a plurality of light supplement lamps are arranged on the side face of the front wall at the edge of the blackboard; the plurality of light supplement lamps are distributed in a rectangular ring shape; the illumination monitoring terminal is arranged on the side surface of the rear wall of the classroom; the illumination monitoring terminal is in wireless communication connection with the light supplement adjusting terminal; the light supplement adjusting terminal is electrically connected with the light supplement lamps; the illumination monitoring terminal comprises a microprocessor, a first wireless transmission module, a first light intensity sensor and a distance sensor; the microprocessor is respectively in electric signal connection with the first wireless transmission module, the first light intensity sensor and the distance sensor; the light supplement adjusting terminal comprises a control module, a storage module, a light supplement analysis module and a second wireless transmission module; the control module is respectively in electric signal connection with the storage module, the light supplement analysis module, the second wireless transmission module and the plurality of light supplement lamps; a dynamic light supplement table is prestored in the storage module; the dynamic supplementary lighting table is internally prestored with an ambient light intensity interval, a distance interval and standard visible light intensity; the distance sensor is used for detecting the length of the classroom from the rear wall of the classroom to the front wall of the classroom and transmitting the length to the illumination monitoring terminal through the first wireless transmission module; the first light intensity sensor is used for detecting first light intensity information of the position of the rear wall of the classroom and transmitting the first light intensity information to the illumination monitoring terminal through the first wireless transmission module; the light supplement analysis module analyzes and obtains standard visible light intensity according to the first light intensity information, the classroom length and the dynamic light supplement table and transmits the standard visible light intensity to the control module; the control module controls the plurality of light supplementing lamps to light according to the standard visible light intensity.

As a preferred technical solution, a power adjusting unit is integrated on the control module; the power adjusting unit is electrically connected with the plurality of light supplementing lamps and used for adjusting the brightness of the light supplementing lamps.

As a preferred technical solution, a power light intensity table of the fill light is prestored in the storage module; the power light intensity meter stores the light power and the light intensity interval of the lamp; the light intensity interval is a corresponding illumination intensity interval within the range that the distance from the light supplement lamp is S; the light intensity intervals correspond to the light power one by one.

As a preferred technical scheme, the control module compares the standard visible light intensity with the light power in the power light intensity meter and obtains the light power to be adjusted in the light intensity region; and the power adjusting unit adjusts the power of the light supplementing lamp according to the light power to be adjusted.

As a preferred technical scheme, a second light intensity sensor is arranged at the edge of a blackboard on the side surface of the front wall of a classroom; the control module is in electric signal connection with the second light intensity sensor.

As a preferred technical solution, the second light intensity sensor detects second light intensity information and transmits the second light intensity information to the control module; when the second light intensity information is smaller than the standard visible light intensity, the control module controls the light power of the light supplementing lamp to be adjusted to increase the floating value; the floating value is pre-stored in a storage module.

As a preferred technical solution, the system further comprises a mobile control end; the mobile control terminal is in wireless communication connection with the light supplement adjusting terminal; and the mobile control terminal is used for transmitting or updating the dynamic light supplement meter, the power light intensity meter and the floating value to a storage module of the light supplement adjusting terminal.

A dynamic blackboard light supplementing method based on ambient light and visible distance detection comprises the following steps:

a00: the illumination monitoring terminal controls the distance sensor to detect the length of the classroom and transmits the length to the illumination monitoring terminal;

a01: the illumination monitoring terminal controls the first light intensity sensor to detect the first light intensity information and transmits the first light intensity information to the illumination monitoring terminal;

a02: the supplementary lighting analysis module analyzes and obtains standard visible light intensity according to the first light intensity information, the classroom length and the dynamic supplementary lighting table and transmits the standard visible light intensity to the control module;

a03: the control module compares the standard visible light intensity with the light power in the power light intensity meter and obtains the light power to be adjusted in the light intensity area;

a04: the power adjusting unit adjusts the power of the light supplementing lamp according to the light power to be adjusted;

a05: the second light intensity sensor detects second light intensity information and transmits the second light intensity information to the control module;

a06: the control module judges whether the second light intensity information is larger than the standard visible light intensity; if yes, A04 is executed; if not, executing A07;

a07: the control module controls the light power of the light supplement lamp to be adjusted to increase the floating value and transmits the floating value to the power adjusting unit;

a08: and the power adjusting unit adjusts the power of the light supplement lamp according to the light power to be adjusted and the floating value.

As a preferred technical solution, the dynamic supplementary lighting table prestores an ambient light intensity interval, a distance interval, and a standard visible light intensity; the power light intensity table stores the lamp light power and the lamp light intensity interval.

As a preferred technical solution, the a00 front movement control end is used to transfer or update the dynamic fill-in light meter, the power light intensity meter, and the floating value to the storage module of the fill-in light adjustment terminal.

One aspect of the present invention has the following advantageous effects:

1. the classroom length is detected by the distance sensor and transmitted to the illumination monitoring terminal, and the first light intensity sensor detects first light intensity information and transmits the first light intensity information to the illumination monitoring terminal; the supplementary lighting analysis module analyzes and obtains standard visible light intensity according to the first light intensity information, the classroom length and the dynamic supplementary lighting table and transmits the standard visible light intensity to the control module; the control module compares the standard visible light intensity with the light power in the power light intensity meter and obtains the light power to be adjusted in the light intensity area; the power of light filling lamp is mediated according to the light power that should transfer to the power regulating unit, realizes the power of dynamic adjustment light filling lamp under the different illumination condition, convenient high efficiency.

2. According to the invention, a second light intensity sensor detects second light intensity information and transmits the second light intensity information to a control module, and when the control module judges that the second light intensity information is smaller than standard visible light intensity, the control module controls the light power of a light to be adjusted of a light supplementing lamp to increase a floating value and transmits the light power to a power adjusting unit; the power adjusting unit adjusts the power of the light supplementing lamp according to the light power to be adjusted and the floating value, and the light supplementing effect is improved.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments 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 that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a dynamic light supplement system for blackboards based on ambient light and visible distance detection according to the present invention;

FIG. 2 is a flowchart of a dynamic light supplement method for a blackboard based on ambient light and visible distance detection according to the present invention;

FIG. 3 is a schematic structural diagram of a blackboard and several light supplement lamps according to the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1-light supplement lamp, 2-blackboard.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "open," "upper," "middle," "length," "inner," and the like are used in an orientation or positional relationship for convenience in describing the present invention and for simplicity of description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1 and 3, the present invention is a dynamic light supplement system for blackboards based on ambient light and visible distance detection, including: the system comprises an illumination monitoring terminal, a light supplementing adjusting terminal and a plurality of light supplementing lamps 1; the light supplementing adjusting terminal is arranged on the side surface of the front wall of the classroom, and the blackboard 2 is arranged on the side surface of the front wall of the classroom; a plurality of light supplement lamps 1 are arranged on the side surface of the front wall at the edge of the blackboard 2; the plurality of light supplement lamps 1 are distributed in a rectangular ring shape; the illumination monitoring terminal is arranged on the side surface of the rear wall of the classroom; the illumination monitoring terminal is in wireless communication connection with the light supplement adjusting terminal; the light supplement adjusting terminal is in electric signal connection with a plurality of light supplement lamps 1;

the illumination monitoring terminal comprises a microprocessor, a first wireless transmission module, a first light intensity sensor and a distance sensor; the microprocessor is respectively in electric signal connection with the first wireless transmission module, the first light intensity sensor and the distance sensor; the light supplement adjusting terminal comprises a control module, a storage module, a light supplement analysis module and a second wireless transmission module; the control module is respectively in electric signal connection with the storage module, the light supplement analysis module, the second wireless transmission module and the plurality of light supplement lamps 1; a dynamic light supplement table is prestored in the storage module; the dynamic light supplementing table prestores an ambient light intensity interval, a distance interval and standard visible light intensity; specifically, different set environmental light intensity intervals and distance intervals are tested through mass data, and under the condition that the handwriting on the blackboard 2 at the front side of the classroom can be clearly seen at the rear side of the classroom, the illumination intensity value corresponding to the peripheral side of the blackboard 2 is the standard visible light intensity in the corresponding environmental light intensity intervals and the distance intervals;

the distance sensor is used for detecting the classroom length from the rear wall of the classroom to the front wall of the classroom and transmitting the classroom length to the illumination monitoring terminal through the first wireless transmission module; the first light intensity sensor is used for detecting first light intensity information of the position of the rear wall of the classroom and transmitting the first light intensity information to the illumination monitoring terminal through the first wireless transmission module; the supplementary lighting analysis module analyzes and obtains standard visible light intensity according to the first light intensity information, the classroom length and the dynamic supplementary lighting table and transmits the standard visible light intensity to the control module; the control module controls the plurality of light supplementing lamps 1 to light according to standard visible light intensity.

In addition, a power adjusting unit is integrated on the control module; the power adjusting unit is electrically connected with the plurality of light supplement lamps 1 and is used for adjusting the brightness of the light supplement lamps 1; a power light intensity table of the light supplement lamp 1 is prestored in the storage module; the power light intensity meter stores the light power and the light intensity interval of the lamp; the light intensity interval is a corresponding illumination intensity interval within the range that the distance from the light supplement lamp 1 is S, and specifically, the interval of S is 10-20 cm; the light intensity intervals correspond to the light power one by one; specifically, the control module compares the standard visible light intensity with the light power in the power light intensity meter and obtains the light power to be adjusted in the light intensity region; the power adjusting unit adjusts the power of the light supplement lamp 1 according to the light power to be adjusted.

In order to further monitor whether the supplementary lighting achieves the expected effect, a second light intensity sensor is arranged at the edge of the blackboard 2 on the side face of the front wall of the classroom; the control module is in electric signal connection with the second light intensity sensor; the second light intensity sensor detects second light intensity information and transmits the second light intensity information to the control module; when the second light intensity information is smaller than the standard visible light intensity, the control module controls the light power of the light supplement lamp 1 to be adjusted to increase the floating value; the floating value is pre-stored in the storage module.

In addition, the system also comprises a mobile control end; the mobile control terminal is in wireless communication connection with the light supplement adjusting terminal; the mobile control end is used for transmitting or updating the dynamic light supplementing meter, the power light intensity meter and a storage module from the floating value to the light supplementing adjusting terminal, and is convenient and practical.

Referring to fig. 2, a dynamic light supplement method for a blackboard based on ambient light and visible distance detection includes the following steps:

a00: the illumination monitoring terminal controls the distance sensor to detect the length of the classroom and transmits the length to the illumination monitoring terminal; specifically, the a00 front movement control end is used for transferring or updating the dynamic supplementary lighting meter, the power light intensity meter and the floating value to a storage module of the supplementary lighting adjusting terminal;

a01: the illumination monitoring terminal controls the first light intensity sensor to detect the first light intensity information and transmits the first light intensity information to the illumination monitoring terminal;

a02: the supplementary lighting analysis module analyzes and obtains standard visible light intensity according to the first light intensity information, the classroom length and the dynamic supplementary lighting table and transmits the standard visible light intensity to the control module;

a03: the control module compares the standard visible light intensity with the light power in the power light intensity meter and obtains the light power to be adjusted in the light intensity area;

a04: the power adjusting unit adjusts the power of the light supplement lamp 1 according to the light power to be adjusted;

a05: the second light intensity sensor detects second light intensity information and transmits the second light intensity information to the control module;

a06: the control module judges whether the second light intensity information is larger than the standard visible light intensity; if yes, A04 is executed; if not, executing A07;

a07: the control module controls the light power of the light supplement lamp 1 to be adjusted to increase the floating value and transmits the floating value to the power adjusting unit; specifically, the dynamic supplementary lighting table prestores an ambient light intensity interval, a distance interval and standard visible light intensity; the power light intensity meter stores the light power and the light intensity interval of the lamp;

a08: the power adjusting unit adjusts the power of the light supplement lamp 1 according to the light power to be adjusted and the floating value.

When the classroom illumination monitoring system is actually used, the classroom length is detected through the distance sensor and transmitted to the illumination monitoring terminal, and the first light intensity sensor detects first light intensity information and transmits the first light intensity information to the illumination monitoring terminal; the supplementary lighting analysis module analyzes and obtains standard visible light intensity according to the first light intensity information, the classroom length and the dynamic supplementary lighting table and transmits the standard visible light intensity to the control module; the control module compares the standard visible light intensity with the light power in the power light intensity meter and obtains the light power to be adjusted in the light intensity area; the power adjusting unit adjusts the power of the light supplement lamp 1 according to the light power to be adjusted, the power of the light supplement lamp 1 is dynamically adjusted under different illumination conditions, and the device is convenient and efficient.

In addition, the second light intensity sensor detects second light intensity information and transmits the second light intensity information to the control module, and when the control module judges that the second light intensity information is smaller than the standard visible light intensity, the control module controls the light power of the light supplement lamp 1 to be adjusted to increase the floating value and transmits the floating value to the power adjusting unit; the power adjusting unit adjusts the power of the light supplement lamp 1 according to the light power to be adjusted and the floating value, and the light supplement effect is improved.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.