CN207261288U - A kind of fan control system based on sensing technology - Google Patents

A kind of fan control system based on sensing technology Download PDF

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Publication number
CN207261288U
CN207261288U CN201720354095.6U CN201720354095U CN207261288U CN 207261288 U CN207261288 U CN 207261288U CN 201720354095 U CN201720354095 U CN 201720354095U CN 207261288 U CN207261288 U CN 207261288U
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China
Prior art keywords
module
microcontroller
detection module
human body
infrared
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Expired - Fee Related
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CN201720354095.6U
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Chinese (zh)
Inventor
阮慧
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Anhui Jianzhu University
Anhui University of Architecture
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Anhui University of Architecture
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Priority to CN201720354095.6U priority Critical patent/CN207261288U/en
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Publication of CN207261288U publication Critical patent/CN207261288U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of fan control system based on sensing technology, including microcontroller, key-press module, power module, environment temperature detection module, LCD MODULE, human body infrared detection module and motor speed control module;Microcontroller is connected with key-press module, power module, environment temperature detection module and LCD MODULE respectively, and human body infrared detection module is connected by NOT gate chip with microcontroller, and microcontroller is connected by relay with motor speed control module;Environment temperature detection module and human body infrared detection module detect respectively indoor temperature and whether someone, and the information of detection is sent to microcontroller, microcontroller control LCD MODULE displays temperature, and motor speed control module is controlled.Whether someone and indoor temperature are controlled fan to microcontroller according to indoor in the utility model, and the waste of the energy, has the characteristics that easy to operate, easy to use and saving electric energy caused by avoiding because forgetting to close fan swicth.

Description

A kind of fan control system based on sensing technology
Technical field
The utility model belongs to technical field of electrical equipment, more particularly to a kind of fan control system based on sensing technology System.
Background technology
In recent years, China increasingly increased the demand of technology industry, especially to the side such as Electronic Design, Home Fashion & Design Shanghai Face, as the improvement of people's living standards, everybody requirement to Electronic Design also gradually rises, so technology industry is in life It is an indispensable part.To improve the intelligence of electric fan and reducing energy consumption, there is intelligence of many researchers to electric fan It can control and be studied.Current electric fan uses timing or manual control system mostly, though this traditional control system So it can use manpower and material resources sparingly to a certain extent, meet the normal use demand of people, but resource profit can not be better achieved With maximization, and the flexible modulation of rotation speed of the fan can not be realized in the more place of flow of personnel.Do not have still on the market at present Occur the intelligent electric fan product that can be automatically adjusted according to the change of environment temperature and the presence or absence of human body.
To change this situation, the design intends exploitation one and detects interior whether there is personnel and interior using sensing technology The electric fan control system of temperature change, and the system and device is formed with automatically and manually two into traditional electric fan The multi-functional electric fan of kind pattern, so that while the intelligent fan of people's enjoyment offers convenience, avoids because forgetting to close electricity Fan and caused by energy waste.The design will have a very wide development space in future, hundred profits and none disadvantage, easily big Family understands, has certain public welfare, implementation cost is low, and social benefit is obvious.Intelligent fan is mainly used for the changeable ground of weather Area and season.At the same time this product application range it is also quite varied, cannot be only used for working environment, can be used for teaching, Multiple indoor environment, the market demands such as house are very big.
Utility model content
The utility model provides a kind of fan control system based on sensing technology, by using monolithic processor controlled wind Fan, and is provided with temperature sensor and infrared sensor of the human body, while solving people and enjoy intelligent fan and offer convenience, Avoid the problem that because forget close electric fan and caused by energy waste.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of fan control system based on sensing technology, including microcontroller, key-press module, power module, environment temperature Detection module, LCD MODULE, human body infrared detection module and motor speed control module;
The microcontroller is connected with key-press module, power module, environment temperature detection module and LCD MODULE respectively, The human body infrared detection module is connected by NOT gate chip with microcontroller, and the microcontroller passes through relay and motor speed control Molding block connects;
The environment temperature detection module detects indoor temperature in real time, and the temperature of detection is sent to microcontroller;Institute State the detection of human body infrared detection module it is indoor whether someone, and the information of detection is sent to microcontroller, the microcontroller according to The temperature of detection and whether someone's information, temperature display control is carried out to LCD MODULE, meanwhile, the microcontroller sends control System instructs the blast velocity control for motor speed control module, realizing fan.
Further, the microcontroller uses HT46R47 microcontrollers, has multi input/delivery outlet.
Further, the environment temperature detection module is DS18B20 temperature sensors.
Further, the LCD MODULE is HJ1602A liquid crystal displays, for showing indoor temperature and timing Device gate time.
Further, the human body infrared detection module is infrared sensor of the human body, the hair of the infrared sensor of the human body Sending end selects SC5104 coding circuits to carry out coded modulation to signal, and receiving terminal uses infrared remote receiver AT138.
The beneficial effects of the utility model:
The utility model by human body infrared detection module and environment temperature detection module detect respectively it is indoor whether someone And indoor temperature, and indoor temperature and timing are shown by LCD MODULE;According to detection it is indoor whether someone And indoor temperature, it can be controlled by output wind-force size of the relay to fan, realize that wind speed is adjusted;By by the system Device is integrated into conventional fan, realizes the switching of automatically and manually both of which so that people bring just in enjoyment fan While sharp, the waste of the energy caused by forgetting to close fan swicth is avoided, which has easy to operate, easy to use and section About electric energy the characteristics of.
Brief description of the drawings
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the utility model, For those of ordinary skill in the art, without creative efforts, can also be obtained according to these attached drawings Other attached drawings.
Fig. 1 is a kind of fan control system schematic diagram based on sensing technology of the utility model.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without creative efforts The all other embodiment obtained, shall fall within the protection scope of the present invention.
Refering to Figure 1, the utility model is a kind of fan control system based on sensing technology, including microcontroller, Key-press module, power module, environment temperature detection module, LCD MODULE, human body infrared detection module and motor speed control Molding block;
Microcontroller uses HT46R47 microcontrollers, is eight high-performance reduced instruction set computer microcontrollers, has multi input/output Mouthful, microcontroller is connected with key-press module, power module, environment temperature detection module and LCD MODULE respectively;
Key-press module is used for the input that data are carried out to control system;
Power module accesses 220V alternating currents, is converted into stablizing through power voltage step down, rectification circuit, filter circuit and regulator circuit DC voltage, the 5V direct currents of output provide power demands for whole system.
Environment temperature detection module uses DS18B20 temperature sensors, the sensor measures temperature scope for -55 DEG C~+ 125 DEG C, there is 0.0625 DEG C of resolution ratio, precision accuracy is high in the range of -10 DEG C~+85 DEG C;
LCD MODULE is HJ1602A liquid crystal displays, during temperature and timer count for showing current indoor Between;
Human body infrared detection module includes transmitting terminal and receiving terminal two parts, and is connected by NOT gate chip with microcontroller, The transmitting terminal of human body infrared detection module uses microcontroller by binary signal coded modulation to be sent for a series of pulse String signal, infrared signal is sent by infrared emission end;Infrared receiver end receives infrared signal using integrated infrared receiving terminal, Signal is amplified at the same time, detection, shaping, obtained encoded signal, then send microcontroller to decodes and holds through microcontroller OK, wherein, the logic level that human body infrared detection module exports is converted into the completely matched logic of monolithic function by NOT gate chip Level.
Motor speed control module is used for the rotating speed for controlling fan, and is connected by relay with microcontroller, and microcontroller leads to Cross and relay is controlled, it can be achieved that controlling the size of fan output wind-force.
When fan is closed, liquid crystal display is also at closed mode, when fan is opened, liquid crystal display The indoor temperature information of displays temperature sensor detection.
Personnel are whether there is in human body infrared detection module real-time judge room, and by the presence or absence of detection personal information through NOT gate chip It is converted into logic level information and is sent to microcontroller, in the process, environment temperature detection module gathers indoor temperature in real time Information, and the temperature information of collection is sent to microcontroller, microcontroller the information of reception is judged, judge the scope of detection Inside whether the temperature of someone and environment, if someone, microcontroller is controlled relay according to the affiliated scope of environment temperature, into And make the rotating speed of motor speed control module control motor, realize the size control of fan output wind-force, meanwhile, to timer Gate time is zeroed out;If nobody, microcontroller starts Interruption and starts timing, when timing to setting time, then closes wind Fan.
Whether fan, which automatically turns on, is by environment temperature and whether detects that human body together decides on, fan output wind-force size Determined by surveyed environment temperature.
When the temperature measured by temperature sensor is higher than the minimum starting fan temperature set by system, and human body infrared inspection Survey module detected in effective range people there are when, starting fan;When the temperature measured by temperature sensor is less than system Set starting fan temperature or human body infrared detection module do not detected in setting time people there are when, fan stops Only.
The system can automatically control the switch of fan and the gear of fan in real time according to indoor temperature, so as to reach While making people enjoy intelligent fan to offer convenience, avoid because forget to close electric fan and caused by energy waste mesh 's.
By this control system integration into traditional electric fan, and the shelves by the relay in control system instead of traditional electric fan Position button, to strengthen the applicability of fan, adds single-pole double-throw switch (SPDT) in power input, it is possible to achieve automatic and traditional The switching of manual both of which.
The utility model by human body infrared detection module and environment temperature detection module detect respectively it is indoor whether someone And indoor temperature, and indoor temperature and timing are shown by LCD MODULE;According to detection it is indoor whether someone And indoor temperature, it can be controlled by output wind-force size of the relay to fan, realize that wind speed is adjusted;By by the system Device is integrated into conventional fan, realizes the switching of automatically and manually both of which so that people bring just in enjoyment fan While sharp, the waste of the energy caused by forgetting to close fan swicth is avoided, which has easy to operate, easy to use and section About electric energy the characteristics of.
Above content is only to the utility model structure example and explanation, the technology people of affiliated the art Member does various modifications or additions to described specific embodiment or substitutes in a similar way, without departing from reality With new structure or surmount scope defined in the claims, all should belong to the protection range of the utility model.

Claims (5)

  1. A kind of 1. fan control system based on sensing technology, it is characterised in that:Including microcontroller, key-press module, power module, Environment temperature detection module, LCD MODULE, human body infrared detection module and motor speed control module;
    The microcontroller is connected with key-press module, power module, environment temperature detection module and LCD MODULE respectively, described Human body infrared detection module is connected by NOT gate chip with microcontroller, and the microcontroller controls mould by relay and motor speed Block connects;
    The environment temperature detection module detects indoor temperature in real time, and the temperature of detection is sent to microcontroller;The people Body infrared detection module, fingerprint identification module detects interior whether there is personnel in real time, and the presence or absence of detection personal information is converted into logic through NOT gate chip Level information is sent to microcontroller, the microcontroller according to the temperature of detection and whether someone's information, to LCD MODULE into Trip temperature display control, meanwhile, the microcontroller controls motor speed control module by relay, and then motor speed controls Module controls the rotating speed of motor, realizes the blast velocity control of fan;
    Human body infrared detection module includes transmitting terminal and receiving terminal two parts, and is connected by NOT gate chip with microcontroller, human body The transmitting terminal of infrared detection module, fingerprint identification module uses microcontroller to believe binary signal coded modulation to be sent for a series of train of pulse Number, infrared signal is sent by infrared emission end;Infrared receiver end receives infrared signal using integrated infrared receiving terminal, at the same time Signal is amplified, detection, shaping, obtained encoded signal, then send microcontroller to decodes and performs through microcontroller.
  2. A kind of 2. fan control system based on sensing technology according to claim 1, it is characterised in that:The microcontroller Using HT46R47 microcontrollers, there is multi input/delivery outlet.
  3. A kind of 3. fan control system based on sensing technology according to claim 1, it is characterised in that:The environment temperature Degree detection module is DS18B20 temperature sensors.
  4. A kind of 4. fan control system based on sensing technology according to claim 1, it is characterised in that:The liquid crystal It is HJ1602A liquid crystal displays to show module, for showing indoor temperature and timer count time.
  5. A kind of 5. fan control system based on sensing technology according to claim 1, it is characterised in that:The human body is red Outer detection module is infrared sensor of the human body, and the transmitting terminal of the infrared sensor of the human body selects SC5104 coding circuits to signal Coded modulation is carried out, receiving terminal uses infrared remote receiver AT138.
CN201720354095.6U 2017-04-06 2017-04-06 A kind of fan control system based on sensing technology Expired - Fee Related CN207261288U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720354095.6U CN207261288U (en) 2017-04-06 2017-04-06 A kind of fan control system based on sensing technology

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720354095.6U CN207261288U (en) 2017-04-06 2017-04-06 A kind of fan control system based on sensing technology

Publications (1)

Publication Number Publication Date
CN207261288U true CN207261288U (en) 2018-04-20

Family

ID=61914386

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720354095.6U Expired - Fee Related CN207261288U (en) 2017-04-06 2017-04-06 A kind of fan control system based on sensing technology

Country Status (1)

Country Link
CN (1) CN207261288U (en)

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