CN107577191A - A kind of wisdom classroom cloud control platform control system - Google Patents

A kind of wisdom classroom cloud control platform control system Download PDF

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Publication number
CN107577191A
CN107577191A CN201711026126.6A CN201711026126A CN107577191A CN 107577191 A CN107577191 A CN 107577191A CN 201711026126 A CN201711026126 A CN 201711026126A CN 107577191 A CN107577191 A CN 107577191A
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China
Prior art keywords
equipment group
control module
instruction
main control
equipment
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Pending
Application number
CN201711026126.6A
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Chinese (zh)
Inventor
梁劲超
李贵锋
钟庆
张潇
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Guangzhou Haoxiang Computer Science And Technology Co Ltd
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Guangzhou Haoxiang Computer Science And Technology Co Ltd
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Priority to CN201711026126.6A priority Critical patent/CN107577191A/en
Publication of CN107577191A publication Critical patent/CN107577191A/en
Pending legal-status Critical Current

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Abstract

The present invention discloses a kind of wisdom classroom cloud control platform control system, wherein:Including positioned at the operation terminal of consolidated network, main control module and equipment group;Wherein:The operation terminal, for sending instruction to described main control module;Described main control module, for receiving the instruction of the operation terminal transmission and responding;And instructed for being sent to the equipment group;Wherein, the instruction includes inquiry, monitoring, early warning, statistics and control instruction;Described equipment group:Receive and respond the instruction that the main control module is sent;The present invention has to the comprehensive management and control of multimedia teaching facility, realizes a advantages that key is attended class, a key is finished class, and by main control module Intelligent adjustment, reaches the effect of energy-conservation.

Description

A kind of wisdom classroom cloud control platform control system
Technical field
The present invention relates to field of intelligent control, particularly a kind of wisdom classroom cloud control platform control system.
Background technology
With the development of science and technology, artificial intelligence it is more and more extensive be applied to various fields;And in school, classroom instruction ring Section is that student receives the most important ring of Systems Education, and traditional teaching method has been not suitable with the needs of modernizing teaching, base Collect wisdom teaching, staff attendance, asset management, the regulation of environment wisdom, video monitoring and remote control in one in technology of Internet of things The new-modernization wisdom classroom system of body is in promoting the use progressively.And wisdom classroom as a kind of new forms of education and Modern educational technology, new opportunity is brought to education sector.Wisdom classroom is a kind of shape in digital library and following classroom Formula.Wisdom classroom is a kind of new forms of education and modern educational technology, is the effective composition for promoting following school development Part.
The content of the invention
In order to overcome the disadvantages mentioned above of prior art, it is an object of the invention to provide a kind of wisdom classroom cloud of intelligent linkage Control platform control system.
The technical solution adopted for the present invention to solve the technical problems is:A kind of wisdom classroom cloud control platform control system System, wherein:Including positioned at the operation terminal of consolidated network, main control module and equipment group;Wherein:
The operation terminal, for sending instruction to described main control module;
Described main control module, for receiving the instruction of the operation terminal transmission and responding;And it is used for the equipment Group sends instruction;Wherein, the instruction includes inquiry, monitoring, early warning, statistics and control instruction;
Described equipment group:Receive and respond the instruction that the main control module is sent.
As a further improvement on the present invention:Described main control module includes:
Communication unit:For being communicated wirelessly with the equipment group and the operation terminal;
First acquisition unit:For obtaining the status data information of the equipment group;
Second acquisition unit:For obtaining the power supply status data message of the equipment group;
3rd acquiring unit:For obtaining warning information, wherein, the warning information is used to indicate at least one of:Equipment Group breaks down, exception occurs for equipment group, can not connect equipment group;
4th acquiring unit:For obtaining picture or video information;
Statistic unit, counted for the data message to getting and/or warning information;
First receiving unit:The instruction sent for receiving the operation terminal;
Second receiving unit:The instruction sent for receiving the equipment group;
Control unit:For being controlled to equipment group;Wherein:Described control is responds first receiving unit and described Instruction received by second receiving unit;
Memory cell:For data storage information;
Display unit:Data message and/or warning information for multiple classifications accessed by sub-category displaying.
As a further improvement on the present invention:Described operation terminal is PC, smart mobile phone, tablet personal computer or desktop behaviour Make panel.
As a further improvement on the present invention:Described equipment group is projector equipment, audio frequency apparatus, video equipment, illumination Equipment, curtain, refrigeration plant.
As a further improvement on the present invention:Described desktop guidance panel is made using metal material, is provided with Control chip, described control chip are connected with power knob and some function buttons, described function button can customize or Open and independent formula sets function.
A kind of cloud control platform control method, wherein:Operate terminal and send operational order, the master control mould to main control module Block receives the operational order, and the operational order is sent to equipment group, the equipment group and responds the operational order.
As a further improvement on the present invention:Described main control module obtains the warning information of equipment group and sent to operation Terminal, wherein:Acquisition methods are that main control module detects that the exception of equipment group or equipment group send help information to main control module.
As a further improvement on the present invention:Equipment in described equipment group generates unique identities label, described Identity label is stored in main control module, wherein:Described identity label is used to identify physical bit residing for the corresponding equipment Put, running state information, power state information, warning information.
Compared with prior art, the beneficial effects of the invention are as follows:
The present invention by projecting apparatus, curtain, interactive intelligent flat board, electronic whiteboard, desktop computer, notebook computer, tablet personal computer, Smart mobile phone, real object exhibition booth, digital high photographing instrument, power amplifier, audio amplifier, wireless wheat, desktop wheat, bluetooth earphone, air-conditioning, light, curtain Deng device intelligent linkage, to teaching the comprehensive management and control of indoor equipment, the time of class-teaching of teacher is saved, reduces environmental factor to class The influence of hall effect.
Centralized Control of the present invention, by main control module Intelligent adjustment, in addition to ensureing best equipment and being optimal effect, go back With energy-saving effect.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of the present invention;
Fig. 2 is the partial structurtes module diagram of the present invention.
Embodiment
In conjunction with brief description of the drawings, the present invention is further described with embodiment:
Embodiment:A kind of wisdom classroom cloud control platform control system
With reference to Fig. 1 and 2, internet+cloud control platform possesses real-time, the multi-media classroom management of multi-user, and user can monitor All AV equipment of up to 250 multi-media classrooms on network;Can monitor whether multi-media classroom is occupied, each equipment State etc., seamlessly integrated by network and management system, on any PC or mobile terminal on LAN/WAN all Can obtain in real time, intuitively status information of equipment.System manager and technical staff can be entered by system administration AV equipment Row remote system diagnostics, remotely recall multi-media classroom control interface and help the user of multi-media classroom to control AV equipment.
A kind of wisdom classroom cloud control platform control system, wherein:Including the operation terminal positioned at consolidated network, master control mould Block and equipment group;Wherein:
Operate terminal and send operational order to main control module, main control module receives operational order, and operational order is sent to setting Standby group, equipment group response operational order.
Main control module obtains the warning information of equipment group and sent to operation terminal, wherein:Acquisition methods are main control module The exception or equipment group for detecting equipment group send help information to main control module.
Equipment in equipment group generates unique identities label, and identity label is stored in main control module, wherein:Identity mark Sign for identifying corresponding equipment physical position, running state information, power state information, warning information.
Concrete structure is as follows:
Terminal is operated, is instructed for being sent to main control module;Operation terminal is PC, smart mobile phone, tablet personal computer or desktop behaviour Make panel.Desktop guidance panel is installed on the dais in classroom, and desktop guidance panel is made using metal material, is provided with Control chip, control chip are connected with power knob and some function buttons, and function button be can customize or open and independent formula is set Put function.
Main control module, for receiving the instruction of operation terminal transmission and responding;And instructed for being sent to equipment group; Wherein, instruction includes inquiry, monitoring, early warning, statistics and control instruction;Multi-media classroom can be set whenever and wherever possible by platform It is standby to carry out remote control and condition monitoring;
Main control module includes:
Communication unit:For being communicated wirelessly with equipment group and operation terminal;
First acquisition unit:For obtaining the status data information of equipment group;Wherein, status data information includes multi-media classroom Title, position, affiliated group and the information such as the equipment on-line of interior, offline;Model, time buying, the producer's name of equipment Title and contact person, maintenance record.
Second acquisition unit:For obtaining the power supply status data message of equipment group;Wherein, power supply status data packets Include the electric current, voltage and power attenuation of every equipment;
3rd acquiring unit:For obtaining warning information, wherein, warning information is used to indicate at least one of:Equipment group is sent out Raw failure, equipment group occur exception, can not connect equipment group;
4th acquiring unit:For obtaining picture or video information;
Statistic unit, counted for the data message to getting and/or warning information;It can count in multi-media classroom The use frequent degree of each equipment, probability of malfunction, early warning frequency etc., the bulb longevity of switching frequency, projector such as projector Life etc., so as to which the maintenance for equipment, replacing budget provide the decision-making foundation of more science;Record all operations of multi-media classroom Log information, status information of equipment and error help information, and export daily record.Advanced function of statistic analysis is also supported simultaneously, Database is arrived into log information storage;
First receiving unit:The instruction sent for receiving operation terminal;
Second receiving unit:The instruction sent for receiving device group;
Control unit:For being controlled to equipment group;Wherein:Control as the first receiving unit of response and the second receiving unit institute The instruction received;Control unit uses ARM Cortex-M3 microprocessors;FLASH storage sizes: 512KB;Memory holds Measure RAM: 64KB;Working frequency: 72MHz.
Memory cell:For data storage information;It can be database.
Display unit:In the case of for the data message and/or warning information to the multiple classifications got, to data And/or warning information carries out sub-category displaying.Using the mode of visual presentation, Multimedia Classrooms state letter is intuitively reacted Breath.
Equipment group:Receive and respond the instruction of main control module transmission.Equipment group has projector equipment, audio to set in the embodiment Standby, video equipment, lighting apparatus, curtain, refrigeration plant.
Wisdom classroom cloud control platform control system accesses main control module as classroom core using smart machine group, equipment group tool Body control is as follows:
1st, projector equipment controls:
By projecting apparatus and curtain intelligent linkage, operation terminal is switched by master control module controls projecting apparatus, when projecting apparatus is opened When curtain put down automatically, when projecting apparatus is closed, curtain rise.It is settable that projecting apparatus is protected, avoid continuous switching on and shutting down Caused by projecting apparatus damage.
When also having in classroom in addition to projector, other display devices such as panel TV set or interactive intelligent flat board are integral During machine, when projector opens, other flat panel TV or interactive intelligent flat board all-in-one united openings, when projector closes When, other flat panel TV or interactive intelligent flat board all-in-one linkages are closed.
2nd, audio frequency apparatus controls:
The audio-visual devices such as power amplifier, microphone, audio amplifier are uniformly controlled by communications protocol such as RS232, RS485, pass through master control mould Block centralized operation management, easily need to adjust public address system according to classroom, reach optimal teaching using effect.
3rd, video equipment controls:
It is by communications protocol such as RS232, RS485 that desktop computer, notebook computer, DVD/DV equipment, real object exhibition booth/numeral is high Clap the equipment such as instrument, mobile tablet personal computer, smart mobile phone to be uniformly controlled, managed by main control module centralized operation, convenient basis Classroom needs to carry out one-touch switching, the identical or different display content of display device simultaneous display to video source.
4th, lighting apparatus controls:
Lighting apparatus can be fluorescent lamp, LED electricity-saving lamps;Lighting apparatus is connected with light-regulator, and indoor light is according to room light The monitor value of illumination, being opened and closed, being strong and weak for light is automatically adjusted, reaches best lighting effect, avoid strong polished bard eye, dim light evil Eye.After projecting apparatus opening, Intelligent adjustment is carried out again, ensures the optimum efficiency of projection.
5th, electric curtain controls:
Light sensation tester is provided with, light sensation tester is connected with main control module;
Curtain and light coordinate, and are linked with projection, and focus on main control module and be controlled, the switch of curtain can manually with Automatic both of which unrestricted choice, ensure to reach optimal daylighting effect in classroom.
6th, air-conditioning centralized Control:
By the temperature in Temperature Humidity Sensor real-time perception classroom, the switch of automatic control air conditioner after the analysis of data will Classroom humiture is maintained at optimal state, eliminates the manual administration process that air-conditioning is adjusted, closed after class before the class.
Function and effect are as follows:
(1)Authorized operation terminal can carry out remote control and shape to the equipment of multi-media classroom whenever and wherever possible by main control module State monitors;
(2)By main control module it is recognized that the title of multi-media classroom, position, affiliated group and the equipment of interior Online, the information such as offline;
(3)Main control module can real-time monitoring multimedia classroom device power supply (DPS) status information, the electric current of every equipment of real-time display, Voltage and power attenuation etc., while statistical forms can be generated according to the business demand of operation terminal, and pushed away to operation terminal Send analysis result;
(4)When Multimedia Classrooms break down or be abnormal, system will send a warning message from trend administrative staff;
(5)When user's discovering device failure or when wanting help, help information can be sent to administrative staff by system;
(6)Main control module records all Operation Log information, status information of equipment and the error appeal letter of multi-media classroom automatically Breath, and export daily record;
(7)The use frequent degree of each equipment in multi-media classroom, probability of malfunction, early warning frequency etc. can be counted, is such as projected The switching frequency of machine, bulb life of projector etc., so as to the maintenance for equipment, replacing budget provide the decision-making of more science according to According to;
(8)The all devices information of the multi-media classroom can be inquired about, browsed by platform, such as the model of equipment, time buying, factory Family's information such as title and contact person, maintenance record.Equipment life is estimated by big data analysis, needs to safeguard or changes in equipment Shi Zidong is prompted, to ensure that administrative staff can timely safeguard;
(9)Support is monitored in real time to multi-media classroom in the streaming media by existing web camera;
(10)Automatically to all devices in every multi-media classroom, unique identities label is generated, user can recognize that by label The information such as equipment physical position and running status, to facilitate administrative staff to be used when safeguarding.
(11)When Multimedia Classrooms break down or be abnormal, administrative staff can initiate remote diagnostic commands, to failure Or warping apparatus carries out remote diagnosis.
In summary, after one of ordinary skill in the art reads file of the present invention, technique according to the invention scheme and Technical concept makes other various corresponding conversion schemes without creative mental labour, belongs to the model that the present invention is protected Enclose.

Claims (8)

  1. A kind of 1. wisdom classroom cloud control platform control system, it is characterised in that:Including the operation terminal positioned at consolidated network, master Control module and equipment group;Wherein:
    The operation terminal, for sending instruction to described main control module;
    Described main control module, for receiving the instruction of the operation terminal transmission and responding;And it is used for the equipment Group sends instruction;Wherein, the instruction includes inquiry, monitoring, early warning, statistics and control instruction;
    Described equipment group:Receive and respond the instruction that the main control module is sent.
  2. A kind of 2. wisdom classroom cloud control platform control system according to claim 1, it is characterised in that:Described master control Module includes:
    Communication unit:For being communicated wirelessly with the equipment group and the operation terminal;
    First acquisition unit:For obtaining the status data information of the equipment group;
    Second acquisition unit:For obtaining the power supply status data message of the equipment group;
    3rd acquiring unit:For obtaining warning information, wherein, the warning information is used to indicate at least one of:Equipment Group breaks down, exception occurs for equipment group, can not connect equipment group;
    4th acquiring unit:For obtaining picture or video information;
    Statistic unit, counted for the data message to getting and/or warning information;
    First receiving unit:The instruction sent for receiving the operation terminal;
    Second receiving unit:The instruction sent for receiving the equipment group;
    Control unit:For being controlled to equipment group;Wherein:Described control is responds first receiving unit and described Instruction received by second receiving unit;
    Memory cell:For data storage information;
    Display unit:Data message and/or warning information for multiple classifications accessed by sub-category displaying.
  3. A kind of 3. wisdom classroom cloud control platform control system according to claim 1, it is characterised in that:Described operation Terminal is PC, smart mobile phone, tablet personal computer or desktop guidance panel.
  4. A kind of 4. wisdom classroom cloud control platform control system according to claim 1, it is characterised in that:Described equipment Group is projector equipment, audio frequency apparatus, video equipment, lighting apparatus, curtain, refrigeration plant.
  5. A kind of 5. wisdom classroom cloud control platform control system according to claim 3, it is characterised in that:Described desktop Guidance panel is made using metal material, is provided with control chip, if described control chip be connected with power knob and Dry function button, described function button can customize or open and independent formula sets function.
  6. A kind of 6. cloud control platform control method, it is characterised in that:Operate terminal and send operational order, the master to main control module Control module and receive the operational order, and the operational order is sent to equipment group, the equipment group response operation and referred to Order.
  7. A kind of 7. cloud control platform control method according to claim 6, it is characterised in that:Described main control module obtains The warning information of equipment group is simultaneously sent to operation terminal, wherein:Acquisition methods be main control module detect equipment group exception or Equipment group sends help information to main control module.
  8. A kind of 8. cloud control platform control method according to claim 6, it is characterised in that:Setting in described equipment group Standby to generate unique identities label, described identity label is stored in main control module, wherein:Described identity label is used to know The not corresponding equipment physical position, running state information, power state information, warning information.
CN201711026126.6A 2017-10-27 2017-10-27 A kind of wisdom classroom cloud control platform control system Pending CN107577191A (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108521457A (en) * 2018-03-30 2018-09-11 三盟科技股份有限公司 A kind of tracking and system of equipment control command
CN108538124A (en) * 2018-04-20 2018-09-14 广东国粒教育技术有限公司 One kind being based on wisdom classroom instruction Students ' Core attainment points-scoring system
CN108538113A (en) * 2018-04-20 2018-09-14 广东国粒教育技术有限公司 One kind is based on the micro- class display systems of wisdom classroom instruction teaching
CN108762200A (en) * 2018-04-17 2018-11-06 广州信聚丰信息科技有限公司 A kind of intelligent classroom management system
CN109032026A (en) * 2018-08-08 2018-12-18 云南师范大学 A kind of intelligent classroom control system that sea of clouds combines
CN109270866A (en) * 2018-10-18 2019-01-25 安徽澳视科技有限公司 A kind of wisdom classroom cloud control platform control system
CN109345888A (en) * 2018-10-31 2019-02-15 广州莱拓智能科技有限公司 Multimedia teaching operational system, method, apparatus and readable storage medium storing program for executing
CN112039984A (en) * 2020-08-28 2020-12-04 湖北科技学院 Intelligent platform system based on WeChat
CN115359643A (en) * 2022-08-10 2022-11-18 北京思维实创科技有限公司 Intelligent control terminal control system

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104007723A (en) * 2014-05-13 2014-08-27 南通航运职业技术学院 Simple multimedia classroom control system based on intelligent campus environment
CN104834287A (en) * 2015-04-01 2015-08-12 常州大学 Classroom teaching management and control system
CN105118344A (en) * 2015-09-23 2015-12-02 成都往来教育科技有限公司 Intelligent classroom system
CN105676705A (en) * 2016-03-29 2016-06-15 中国人民解放军第二军医大学 Intelligent classroom control system and intelligent classroom control method
CN205681464U (en) * 2016-03-10 2016-11-09 广东三盟信息科技有限公司 Multimedia equipment control system based on versatility embedded platform
WO2016183959A1 (en) * 2015-05-21 2016-11-24 中兴通讯股份有限公司 Distance education system and method thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104007723A (en) * 2014-05-13 2014-08-27 南通航运职业技术学院 Simple multimedia classroom control system based on intelligent campus environment
CN104834287A (en) * 2015-04-01 2015-08-12 常州大学 Classroom teaching management and control system
WO2016183959A1 (en) * 2015-05-21 2016-11-24 中兴通讯股份有限公司 Distance education system and method thereof
CN105118344A (en) * 2015-09-23 2015-12-02 成都往来教育科技有限公司 Intelligent classroom system
CN205681464U (en) * 2016-03-10 2016-11-09 广东三盟信息科技有限公司 Multimedia equipment control system based on versatility embedded platform
CN105676705A (en) * 2016-03-29 2016-06-15 中国人民解放军第二军医大学 Intelligent classroom control system and intelligent classroom control method

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108521457A (en) * 2018-03-30 2018-09-11 三盟科技股份有限公司 A kind of tracking and system of equipment control command
CN108521457B (en) * 2018-03-30 2019-08-13 三盟科技股份有限公司 A kind of tracking and system of equipment control command
CN108762200A (en) * 2018-04-17 2018-11-06 广州信聚丰信息科技有限公司 A kind of intelligent classroom management system
CN108538124A (en) * 2018-04-20 2018-09-14 广东国粒教育技术有限公司 One kind being based on wisdom classroom instruction Students ' Core attainment points-scoring system
CN108538113A (en) * 2018-04-20 2018-09-14 广东国粒教育技术有限公司 One kind is based on the micro- class display systems of wisdom classroom instruction teaching
CN109032026A (en) * 2018-08-08 2018-12-18 云南师范大学 A kind of intelligent classroom control system that sea of clouds combines
CN109270866A (en) * 2018-10-18 2019-01-25 安徽澳视科技有限公司 A kind of wisdom classroom cloud control platform control system
CN109345888A (en) * 2018-10-31 2019-02-15 广州莱拓智能科技有限公司 Multimedia teaching operational system, method, apparatus and readable storage medium storing program for executing
CN112039984A (en) * 2020-08-28 2020-12-04 湖北科技学院 Intelligent platform system based on WeChat
CN115359643A (en) * 2022-08-10 2022-11-18 北京思维实创科技有限公司 Intelligent control terminal control system

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