阅读说明：本技术 一种用于智慧教室的黑板补光装置及其控制系统 (Blackboard light supplementing device for smart classroom and control system thereof ) 是由 朱玉荣 汤鹏飞 于 2020-12-29 设计创作，主要内容包括：本发明公开了一种用于智慧教室的黑板补光装置及其控制系统,涉及黑板补光技术领域。本发明包括黑板、灯光调节板和灯光调节柱；黑板上沿开设有贯通槽；黑板背面垂直固定有两齿条；灯光调节板表面开设有若干腰型槽；多个腰型槽之间按预定角度排列且呈扇形分布；灯光调节柱上表面上半部分设置有滚轮；灯光调节柱下端通过第二电机铰接有一LED灯管。本发明通过图像采集终端实时采集黑板图像上传至智能补光终端,由智能补光终端分析出黑板表面过暗区域或过亮区域的坐标,并将坐标信息发送给光标定位终端进行激光定位,智能补光终端控制补光装置进行光强调节,实现了黑板表面光线的智能调节,方便学生观察黑板内容,提高教学质量。(The invention discloses a blackboard light supplementing device for a smart classroom and a control system thereof, and relates to the technical field of blackboard light supplementing. The invention comprises a blackboard, a light adjusting plate and a light adjusting column; the upper edge of the blackboard is provided with a through groove; two racks are vertically fixed on the back of the blackboard; the surface of the light adjusting plate is provided with a plurality of waist-shaped grooves; the plurality of waist-shaped grooves are arranged according to a preset angle and are distributed in a fan shape; the upper half part of the upper surface of the light adjusting column is provided with a roller; the lower end of the light adjusting column is hinged with an LED lamp tube through a second motor. According to the intelligent blackboard light supplementing device, the image acquisition terminal acquires the blackboard image in real time and uploads the blackboard image to the intelligent light supplementing terminal, the intelligent light supplementing terminal analyzes the coordinates of the too-dark area or the too-bright area on the surface of the blackboard, the coordinate information is sent to the cursor positioning terminal for laser positioning, the intelligent light supplementing terminal controls the light supplementing device to adjust the light intensity, the intelligent adjustment of the light on the surface of the blackboard is realized, students can conveniently observe the content of the blackboard, and the teaching quality is improved.)

1. A blackboard light supplementing device for a smart classroom is characterized by comprising a blackboard (1) arranged on a front side wall body of the classroom, a light adjusting plate (2) movably arranged on the back of the blackboard (1), and a light adjusting column (3);

a through groove (101) is formed in the upper edge of the blackboard (1); two racks (102) are vertically fixed on the back of the blackboard (1); the two racks (102) are respectively fixed on two sides of the through groove (101);

two ends of the light adjusting plate (2) are provided with through square holes (201); the light adjusting plate (2) is sleeved on the rack (102) in a sliding manner through a through square hole (201); a plurality of waist-shaped grooves (202) are formed in the surface of the light adjusting plate (2); the plurality of the waist-shaped grooves (202) are arranged according to a preset angle and are distributed in a fan shape; the upper surface of the light adjusting plate (2) is also provided with a first motor (203) and an intelligent light supplementing terminal; one end of an output shaft of the first motor (203) penetrates through the light adjusting plate (2) and is arranged in the through square hole (201), and a gear is arranged at one end arranged in the through square hole (201); the gear is meshed with the rack (102);

the upper half part of the upper surface of the light adjusting column (3) is provided with a roller (301); the roller (301) is matched with a waist-shaped groove (202) on the light adjusting plate (2); the lower half part of the lower surface of the lamplight adjusting column (3) is provided with a clamping groove (302); the clamping groove (302) is movably clamped on one side wall of the through groove (101); the lower end of the light adjusting column (3) is hinged with an LED lamp tube (303) through a second motor;

the intelligent light supplementing terminal is in wireless communication connection with the image acquisition terminal and the cursor positioning terminal respectively; the intelligent light supplementing terminal is electrically connected with the first motor (203), the second motor and the LED lamp tube (303) respectively.

2. The light supplement device for the blackboard in a smart classroom and the control system thereof as claimed in claim 1, wherein the number of the plurality of waist-shaped grooves (202) is odd, and the middle waist-shaped groove (202) is vertically arranged.

3. The blackboard light supplement device for the intelligent classroom according to claim 1, wherein the cursor positioning terminal is used for emitting a positioning cursor to the front of the blackboard (1) and transmitting a shooting instruction to the image acquisition terminal.

4. The blackboard supplementary lighting device for the intelligent classroom according to claim 3, wherein after the image acquisition terminal receives the shooting instruction, the image acquisition terminal shoots the blackboard image containing the positioning cursor and transmits the blackboard image to the intelligent supplementary lighting terminal.

5. The blackboard supplementary lighting device for the intelligent classroom according to claim 4, wherein after receiving the blackboard image, the intelligent supplementary lighting terminal analyzes and positions the cursor position and controls the first motor (203), the second motor and the LED lamp tube (303) to illuminate.

6. The blackboard light supplement device for the intelligent classroom according to claim 5, wherein the image acquisition terminal is positioned on the classroom ceiling right in front of the blackboard (1); the image acquisition terminal comprises a high-definition camera, a microprocessor and a wireless transmission module; the microprocessor is respectively in electric signal connection with the high-definition camera and the wireless transmission module; after the image acquisition terminal receives the shooting instruction, the high-definition camera is controlled to shoot blackboard images and transmit the blackboard images to the intelligent light supplementing terminal through the wireless transmission module.

7. The blackboard supplementary lighting device for the intelligent classroom according to claim 5 or 6, wherein the cursor positioning terminal is positioned on the classroom ceiling right in front of the blackboard (1); the cursor positioning terminal comprises a control module, a laser emission module and a wireless transmission module; the control module is respectively in electric signal connection with the control module, the laser emission module and the wireless transmission module; the control module controls the laser emitting module to emit a positioning cursor and sends the positioning cursor to the intelligent light supplementing terminal through the wireless transmission module.

8. The blackboard supplementary lighting device for the intelligent classroom as claimed in claim 1, wherein the intelligent supplementary lighting terminal includes a control unit, an image analysis module, a database and a wireless transmission module; the control unit is respectively in electric signal connection with the image analysis module, the database and the wireless transmission module; the image analysis module analyzes the blackboard image shot by the high-definition camera, judges the light intensity of the surface area of the blackboard, sends position coordinate information to the cursor positioning terminal, and controls the first motor (203), the second motor and the LED lamp tube (303) to adjust through the control unit.

9. The blackboard light supplement device for the intelligent classroom according to claim 1 or 3, wherein a coordinate system is established for a coordinate origin at a lower left corner of the blackboard (1), and the image analysis module sends coordinates of an excessively dark area or an excessively bright area on the surface of the blackboard (1) to the cursor positioning terminal according to an analysis result; and the cursor positioning terminal controls the laser emitting module to project laser to the over-dark area or the over-bright area.

10. A control system of a blackboard light supplement device for a smart classroom is characterized by comprising an intelligent light supplement terminal, an image acquisition terminal and a cursor positioning terminal;

the intelligent light supplementing terminal comprises a control unit, an image analysis module, a database and a wireless transmission module; the control unit is respectively in electric signal connection with the image analysis module, the database and the wireless transmission module; the image analysis module analyzes the blackboard image shot by the high-definition camera, judges the light intensity of the surface area of the blackboard, sends position coordinate information to the cursor positioning terminal, and controls the first motor (203), the second motor and the LED lamp tube (303) to adjust by the control unit;

the image acquisition terminal is positioned on a classroom ceiling right in front of the blackboard (1); the image acquisition terminal comprises a high-definition camera, a microprocessor and a wireless transmission module; the microprocessor is respectively in electric signal connection with the high-definition camera and the wireless transmission module; after the image acquisition terminal receives the shooting instruction, the high-definition camera is controlled to shoot the blackboard image and the blackboard image is transmitted to the intelligent light supplementing terminal through the wireless transmission module;

the cursor positioning terminal comprises a control module, a laser emission module and a wireless transmission module; the control module is respectively in electric signal connection with the control module, the laser emission module and the wireless transmission module; the control module controls the laser emitting module to emit a positioning cursor and sends the positioning cursor to the intelligent light supplementing terminal through the wireless transmission module.

Technical Field

The invention belongs to the technical field of blackboard light supplement, and particularly relates to a blackboard light supplement device for a smart classroom and a control system thereof.

Background

With the wide application of multimedia intelligent teaching equipment to various schools of high school, middle school and primary school, the improvement of teaching quality by the intelligent equipment is also obvious; therefore, the intelligent teaching equipment is more and more popular with teachers and students. The existing intelligent teaching equipment comprises an intelligent broadcast, a projector, a blackboard, a multimedia console and the like for controlling the equipment.

Although the existing intelligent equipment brings much help to teaching of teachers and students; but still some problems are not solved in the teaching process; in the current intelligent teaching equipment, the condition that the light supplement is slightly carried out to the illumination around the blackboard according to the light intensity condition in the classroom has not yet been can, and this has brought the trouble for the student to watch the content on the blackboard.

Disclosure of Invention

The invention aims to provide a blackboard light supplementing device for a smart classroom and a control system thereof.

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

the invention relates to a blackboard light supplementing device for a smart classroom, which comprises a blackboard arranged on the front side wall body of the classroom, a light adjusting plate movably arranged on the back of the blackboard and a light adjusting column;

a through groove is formed in the upper edge of the blackboard; two racks are vertically fixed on the back of the blackboard; the two racks are respectively fixed on two sides of the through groove;

through square holes are formed in two ends of the light adjusting plate; the light adjusting plate is sleeved on the rack in a sliding manner through the through square hole; the surface of the light adjusting plate is provided with a plurality of waist-shaped grooves; the plurality of waist-shaped grooves are arranged according to a preset angle and are distributed in a fan shape; the upper surface of the light adjusting plate is also provided with a first motor and an intelligent light supplementing terminal; one end of an output shaft of the first motor penetrates through the light adjusting plate and is arranged in the through square hole, and a gear is arranged at one end of the output shaft arranged in the through square hole; the gear is meshed with the rack;

the upper half part of the upper surface of the lamplight adjusting column is provided with a roller; the roller is matched with a waist-shaped groove on the light adjusting plate; the lower half part of the lower surface of the lamplight adjusting column is provided with a clamping groove; the clamping groove is movably clamped on one side wall of the through groove; the lower end of the lamplight adjusting column is hinged with an LED lamp tube through a second motor;

the intelligent light supplementing terminal is in wireless communication connection with the image acquisition terminal and the cursor positioning terminal respectively; the intelligent light supplementing terminal is electrically connected with the first motor, the second motor and the LED lamp tube respectively.

Furthermore, the number of the waist-shaped grooves is odd, and the waist-shaped groove in the middle is vertically arranged.

Furthermore, the cursor positioning terminal is used for transmitting a positioning cursor to the front face of the blackboard and transmitting a shooting instruction to the image acquisition terminal; after the image acquisition terminal receives the shooting instruction, shooting a blackboard image containing a positioning cursor and transmitting the blackboard image to the intelligent light supplementing terminal; after the intelligent light supplementing terminal receives the black board image, the position of a cursor is analyzed and positioned, and the first motor, the second motor and the LED lamp tube are controlled to illuminate.

Furthermore, the image acquisition terminal is positioned on a ceiling of a classroom right in front of the blackboard; the image acquisition terminal comprises a high-definition camera, a microprocessor and a wireless transmission module; the microprocessor is respectively in electric signal connection with the high-definition camera and the wireless transmission module; after the image acquisition terminal receives the shooting instruction, the high-definition camera is controlled to shoot blackboard images and transmit the blackboard images to the intelligent light supplementing terminal through the wireless transmission module.

Further, the cursor positioning terminal is positioned on a classroom ceiling right in front of the blackboard; the cursor positioning terminal comprises a control module, a laser emission module and a wireless transmission module; the control module is respectively in electric signal connection with the control module, the laser emission module and the wireless transmission module; the control module controls the laser emitting module to emit a positioning cursor and sends the positioning cursor to the intelligent light supplementing terminal through the wireless transmission module.

Furthermore, the intelligent light supplementing terminal comprises a control unit, an image analysis module, a database and a wireless transmission module; the control unit is respectively in electric signal connection with the image analysis module, the database and the wireless transmission module; the image analysis module analyzes the blackboard image shot by the high-definition camera, judges the light intensity of the surface area of the blackboard, sends position coordinate information to the cursor positioning terminal, and controls the first motor, the second motor and the LED lamp tube to adjust through the control unit.

Furthermore, a coordinate system is established for the coordinate origin at the lower left corner of the blackboard, and the image analysis module sends the coordinates of the excessively dark area or the excessively bright area on the surface of the blackboard to the cursor positioning terminal according to the analysis result; and the cursor positioning terminal controls the laser emitting module to project laser to the over-dark area or the over-bright area.

The invention relates to a control system of a blackboard light supplementing device for a smart classroom, which comprises an intelligent light supplementing terminal, an image acquisition terminal and a cursor positioning terminal, wherein the intelligent light supplementing terminal is connected with the image acquisition terminal;

the intelligent light supplementing terminal comprises a control unit, an image analysis module, a database and a wireless transmission module; the control unit is respectively in electric signal connection with the image analysis module, the database and the wireless transmission module; the image analysis module analyzes the blackboard image shot by the high-definition camera, judges the intensity of light rays in the surface area of the blackboard, sends position coordinate information to the cursor positioning terminal, and controls the first motor, the second motor and the LED lamp tube to be adjusted by the control unit;

the image acquisition terminal is positioned on a classroom ceiling right in front of the blackboard; the image acquisition terminal comprises a high-definition camera, a microprocessor and a wireless transmission module; the microprocessor is respectively in electric signal connection with the high-definition camera and the wireless transmission module; after the image acquisition terminal receives the shooting instruction, the high-definition camera is controlled to shoot the blackboard image and the blackboard image is transmitted to the intelligent light supplementing terminal through the wireless transmission module;

the cursor positioning terminal comprises a control module, a laser emission module and a wireless transmission module; the control module is respectively in electric signal connection with the control module, the laser emission module and the wireless transmission module; the control module controls the laser emitting module to emit a positioning cursor and sends the positioning cursor to the intelligent light supplementing terminal through the wireless transmission module.

The invention has the following beneficial effects:

(1) according to the intelligent light supplementing device, the image acquisition terminal acquires the blackboard image in real time and uploads the blackboard image to the intelligent light supplementing terminal, the intelligent light supplementing terminal analyzes the coordinates of the too-dark area or the too-bright area on the surface of the blackboard, the coordinate information is sent to the cursor positioning terminal for laser positioning, the intelligent light supplementing terminal controls the light supplementing device to adjust the light intensity, the intelligent adjustment of the light on the surface of the blackboard is realized, students can conveniently observe the content of the blackboard, and the teaching quality is improved.

(2) According to the invention, the lamp light adjusting plate is provided with the fan-shaped waist-shaped groove group which is matched with the rollers of the lamp light adjusting columns, so that the lamp light adjusting plate is moved left and right by the first motor to change the distance between the lamp light adjusting columns, and the inclination angle of the LED lamp tube is adjusted by the second motor to change the illumination area of the lamp light, so that the illumination intensity on the surface of the blackboard is changed rapidly, the intelligent adjustment of the light on the surface of the blackboard is realized, students can observe the content of the blackboard conveniently, and the teaching quality 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 these drawings without creative efforts.

FIG. 1 is a schematic structural view of a light supplement device for a blackboard of a smart classroom according to the present invention;

FIG. 2 is a schematic view of a light adjusting plate;

FIG. 3 is a schematic view of a light adjusting column;

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

1-blackboard, 2-light adjusting plate, 3-light adjusting column, 101-through groove, 102-rack, 201-through square hole, 202-waist groove, 203-first motor, 301-roller, 302-clamping groove, 303-LED lamp tube.

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.

Referring to fig. 1 to 3, the present invention relates to a light supplement device for a blackboard in a smart classroom, which comprises a blackboard 1 installed on a front wall of the classroom, a light adjustment plate 2 movably installed on the back of the blackboard 1, and a light adjustment post 3;

the upper half part of the upper surface of the light adjusting column 3 is provided with a roller 301; the roller 301 is matched with the waist-shaped groove 202 on the light adjusting plate 2; the lower half part of the lower surface of the light adjusting column 3 is provided with a clamping groove 302; the clamping groove 302 is movably clamped on one side wall of the through groove 101; the lower end of the light adjusting column 3 is hinged with an LED lamp tube 303 through a second motor; the second motor controls the tilt angle of the LED tube 303, thereby controlling the irradiation position of the LED tube 303.

The intelligent light supplementing terminal is in wireless communication connection with the image acquisition terminal and the cursor positioning terminal respectively; the intelligent light supplement terminal is electrically connected with the first motor 203, the second motor and the LED lamp tube 303 respectively.

The number of the plurality of waist-shaped grooves 202 is odd, and the waist-shaped grooves 202 positioned in the middle are vertically arranged.

The cursor positioning terminal is used for transmitting a positioning cursor to the front surface of the blackboard 1 and transmitting a shooting instruction to the image acquisition terminal; after receiving the shooting instruction, the image acquisition terminal shoots a blackboard image containing a positioning cursor and transmits the blackboard image to the intelligent light supplementing terminal; after the intelligent light supplementing terminal receives the blackboard image, the position of the cursor is analyzed and positioned, and the first motor 203, the second motor and the LED lamp tube 303 are controlled to illuminate.

The image acquisition terminal is positioned on the ceiling of the classroom right in front of the blackboard 1; the image acquisition terminal comprises a high-definition camera, a microprocessor and a wireless transmission module; the microprocessor is respectively in electric signal connection with the high-definition camera and the wireless transmission module; after the image acquisition terminal receives the shooting instruction, the high-definition camera is controlled to shoot blackboard images and transmit the blackboard images to the intelligent light supplementing terminal through the wireless transmission module.

The cursor positioning terminal is positioned on the ceiling of the classroom right in front of the blackboard 1; the cursor positioning terminal comprises a control module, a laser emission module and a wireless transmission module; the control module is respectively in electric signal connection with the control module, the laser emission module and the wireless transmission module; the control module controls the laser emitting module to emit a positioning cursor and sends the positioning cursor to the intelligent light supplementing terminal through the wireless transmission module.

The intelligent light supplementing terminal comprises a control unit, an image analysis module, a database and a wireless transmission module; the control unit is respectively in electric signal connection with the image analysis module, the database and the wireless transmission module; the image analysis module analyzes the blackboard image shot by the high-definition camera, judges the light intensity of the surface area of the blackboard, sends position coordinate information to the cursor positioning terminal, controls the first motor 203, the second motor and the LED lamp tube 303 to adjust through the control unit, and pre-stores a blackboard illumination effect graph in the database.

A coordinate system is established by taking the lower left corner of the blackboard 1 as the origin of coordinates, and the image analysis module sends the coordinates of the too-dark area or the too-bright area on the surface of the blackboard 1 to the cursor positioning terminal according to the analysis result; and the cursor positioning terminal controls the laser emitting module to project laser to the over-dark area or the over-bright area.

The invention relates to a control system of a blackboard light supplementing device for a smart classroom, which comprises an intelligent light supplementing terminal, an image acquisition terminal and a cursor positioning terminal, wherein the intelligent light supplementing terminal is connected with the image acquisition terminal;

the intelligent light supplementing terminal comprises a control unit, an image analysis module, a database and a wireless transmission module; the control unit is respectively in electric signal connection with the image analysis module, the database and the wireless transmission module; the image analysis module analyzes the blackboard image shot by the high-definition camera, judges the light intensity of the surface area of the blackboard, sends position coordinate information to the cursor positioning terminal, and controls the first motor 203, the second motor and the LED lamp tube 303 to adjust by the control unit;

the image acquisition terminal is positioned on the ceiling of the classroom right in front of the blackboard 1; the image acquisition terminal comprises a high-definition camera, a microprocessor and a wireless transmission module; the microprocessor is respectively in electric signal connection with the high-definition camera and the wireless transmission module; after the image acquisition terminal receives the shooting instruction, the high-definition camera is controlled to shoot the blackboard image and transmit the blackboard image to the intelligent light supplementing terminal through the wireless transmission module;

the cursor positioning terminal comprises a control module, a laser emission module and a wireless transmission module; the control module is respectively in electric signal connection with the control module, the laser emission module and the wireless transmission module; the control module controls the laser emitting module to emit a positioning cursor and sends the positioning cursor to the intelligent light supplementing terminal through the wireless transmission module.

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.