CN206957959U

CN206957959U - A kind of intelligent head-shaking speed-regulating fan

Info

Publication number: CN206957959U
Application number: CN201720735795.XU
Authority: CN
Inventors: 彭璐佳; 张莉萍; 谭莲子
Original assignee: Shanghai University of Engineering Science
Current assignee: Shanghai University of Engineering Science
Priority date: 2017-06-23
Filing date: 2017-06-23
Publication date: 2018-02-02
Anticipated expiration: 2027-06-23

Abstract

A kind of intelligent head-shaking speed-regulating fan is the utility model is related to, belongs to Smart Home technical field.A kind of intelligent head-shaking speed-regulating fan, it is characterised in that：Fan blade central outer surface is provided with the detection module being made up of temperature detecting module and camera module, and fan prevents from judging by accident by by the start and stop of main controller controls fan and adjusting direction of shaking the head after camera module identification human body image and coming from motion tracking human body；Environment temperature is detected by temperature detecting module and automatically adjusts the size of wind speed, prevents during nighttime sleep that wind speed is improper and causes human body uncomfortable；The user voice command of microphone reception is read by sound identification module, corresponding operating is carried out to fan after master controller is handled, is that handicapped person's remote control electric fan is provided convenience in family, energy-conservation more intelligent than fan in the market.

Description

A kind of intelligent head-shaking speed-regulating fan

Technical field

A kind of intelligent head-shaking speed-regulating fan is the utility model is related to, belongs to Smart Home technical field.

Background technology

The generally control manually of electric fan on the market now, can reciprocally shake the head in fixed scope, if people is inclined Scope from setting will blow less than wind for some time；Wind speed is generally fixed, and can only use timing start and stop, during sleep at night Make one to catch a cold using either wind speed is excessive, or temperature rising in rear chamber is closed in timing causes discomfort, not enough intelligently；Part intelligence Fan controls start and stop using infrared induction, but easily causes mistake in the case of be in pet or other high heat source thermos Sentence.

Utility model content

Technical problem to be solved in the utility model is to provide a kind of intelligent head-shaking speed-regulating fan, can be by imaging head mould Block accurately identifies human body image, it is ensured that fan works in someone, nobody when stop, and can automatic head-shaking tracking human body, solution Determined easy erroneous judgement the defects of；Fan detects environment temperature by temperature detecting module in automatic mode, and it is suitable to automatically adjust The wind speed of human body；User can also pass through sound identification module remote control fan.

Technical scheme：

A kind of intelligent head-shaking speed-regulating fan, including base, support bar, motor, fan blade and outer cover, its feature exist In：Fan blade central outer surface is provided with the detection module being made up of temperature detecting module and camera module, fan blade Center connects the hollow rotating shaft of motor, and the connecting wire of detection module passes through the hollow rotating shaft of motor with setting in the base Master controller connection, fan after camera module identification human body by by the start and stop of main controller controls fan and adjusting fan Shake the head direction, fan detects environment temperature by temperature detecting module and automatically adjusts wind speed.

Pcb board is set in the fan base, has master controller, key-press module, power supply module, liquid crystal display on pcb board Module, motor drive module, memory module and sound identification module, the fan base is provided with to be connected with sound identification module Microphone；Wind speed indicator lamp is set on the support bar；Above-mentioned module and wind speed indicator lamp are connected with master controller.

The fan can read the user voice command that microphone receives by sound identification module, be handled through master controller Corresponding operating is carried out to fan afterwards.

Temperature detecting module uses digital temperature sensor DS18B20；Camera module is used with shooting and image The OV7670 imaging sensors of processor function.

Master controller uses STM32F103VET6 single-chip microcomputers；Memory module uses eeprom memory；Drive module uses L298N chips.

Beneficial effect：

1) camera module that the utility model is set can recognize human body image, be worked when someone, no one When do not work, and can be from motion tracking human body, work of shaking the head.

2) the utility model detects environment temperature in real time by digital temperature sensor, enables fan according to environment temperature The size of wind speed is automatically adjusted, prevents during nighttime sleep wind speed is improper to cause human body uncomfortable.

3) the utility model can be run by user's phonetic order remote control electric fan, be that handicapped person carries in family Facility is supplied.

Brief description of the drawings

Fig. 1 is the circuit theory diagrams of the utility model intelligent head-shaking speed-regulating fan.

Fig. 2 is the positive structure schematic of the utility model intelligent head-shaking speed-regulating fan.

Fig. 3 is the side structure schematic diagram of the utility model intelligent head-shaking speed-regulating fan.

Wherein：1 is temperature detecting module, and 2 be camera module, and 3 be key-press module, and 4 be power supply module, and 5 be main control Device, 6 be LCD MODULE, and 7 be wind speed indicator lamp, and 8 be motor drive module, and 9 be motor, and 10 be memory module, and 11 are Sound identification module, 12 be microphone, and 13 be fan blade, and 14 be fan start and stop button, and 15 be fan mode selection key, 16 It is air rate adjustment button for support bar, 17,18 be liquid crystal display changing interface button, and 19 be LCDs, and 20 be that temperature is timely Between parameter setting " adding ", 21 be " subtracting " of temperature and time parameter setting, and 22 be pcb board, and 23 be outer cover, and 24 be detection mould Block, 25 be base.

Embodiment

With reference to specific embodiments and the drawings, the utility model is expanded on further：

A kind of intelligent head-shaking speed-regulating fan, including base 25, support bar 16, motor 9, fan blade 13, outer cover 23, master Controller 5 and coupled temperature detecting module 1, camera module 2, key-press module 3, power supply module 4, LCD MODULE 6th, wind speed indicator lamp 7, motor drive module 8, memory module 10 and sound identification module 11 are integrated on pcb board 22, electronic Machine 9 connects motor drive module 8, and microphone 12 connects sound identification module 11；

Wherein：

Described detection module includes temperature detecting module 1 and camera module 2, and temperature detecting module 1 selects DS18B20 Digital temperature sensor, camera module 2 gather human body image, and the human body that will be recognized from OV7670 camera modules Image reaches master controller, and master controller is controlled the rotation direction of motor 9 by motor drive module 8, fan is followed people Shake the head；

Described key-press module 3 shares six press keys, including for opening and closing the fan start and stop button of the electric fan 14, the mode of operation of electric fan is selected as the fan mode selection key 15 of automatic or manual, air rate adjustment button 17, liquid crystal display Changing interface button 18, adjusts " adding " button 20 of temperature and time parameter setting and " the subtracting " of temperature and time parameter setting is pressed Key 21；

Described master controller 5 use built in ARM Cortex-M3 kernels STM32F103VET6, when interior band RTC is real-time Clock；

Described LCD MODULE 6 includes TFT serial ports display screens, uses ILI9341 chip controls；

Described motor drive module 8 selects L298N driving chips；

Described memory module 10 uses eeprom memory；

Described sound identification module 11 selects LD3320A chips, and microphone is connected with sound identification module, speech recognition Module is connected to master controller；

Described base 25 and support bar 16 can use ABS engineering plastics to make；

Described support bar 16 is provided with the LED wind speed indicator lamp 7 for being used for indicating gustiness, connects master controller 5, root According to the change of I/O port output level, wind speed more headlight is darker；

Illustrate three kinds with reference to Fig. 2 and Fig. 3 and use scene：

Scene 1：After fan connects electricity, user opens fan by fan start and stop button 14, is cut by fan mode selection key 15 Hand-off dynamic or automatic mode, in a manual mode according to the wind that three different stalls can be set by 17 numbers of air rate adjustment button Speed, in automatic mode using liquid crystal display changing interface button 18, " adding " button 20 of temperature and time parameter setting and temperature And " subtracting " button 21 of time parameter setting sets the temperature range of the work of fan, temperature sensor is by the number of internal conversion Word signal is sent to master controller 5 in a serial fashion, and master controller 5 compares environment temperature with design temperature, calculates phase The dutycycle of the due PWM ripples of wind speed is answered, rotation speed of the fan is controlled by exporting PWM ripples, realized in design temperature scope Interior, environment temperature is higher, and rotation speed of the fan is faster, and fan stops during less than design temperature lower limit, fan during higher than the design temperature upper limit Rotated with maximum rate.

Scene 2：After fan connects electricity, camera module 2, which detects nearby, human body, then opens motor, and according to human body Scope of activities is shaken the head operating, if stopping motor activity, without human body to save electric energy in the range of detecting.

Scene 3：After fan connects electricity, user can control fan by phonetic order " starting fan ", " fan stopping " Startup and stopping, the mode of operation of fan is selected by phonetic order " automatic mode ", " manual mode ", referred to by voice " wind speed increase ", " wind speed reduction " is made to change the size of wind speed.

Claims

1. a kind of intelligent head-shaking speed-regulating fan, including base (25), support bar (16), motor (9), fan blade (13) and outer Cover (23), it is characterised in that：Fan blade (13) central outer surface is provided with by temperature detecting module (1) and camera module (2) detection module (24) of composition, the hollow rotating shaft of fan blade (13) center connection motor (9), detection module (24) Connecting wire is connected through the hollow rotating shaft of motor (9) with the master controller (5) being arranged in base (25), and fan is relied on and taken the photograph As controlling fan start and stop by master controller (5) after head module (2) identification human body and adjusting fan head swinging direction, fan passes through temperature Degree detection module (1) detection environment temperature automatically adjusts wind speed.

2. intelligent head-shaking speed-regulating fan as claimed in claim 1, it is characterised in that：PCB is set in the fan base (25) Plate (22), there are master controller (5), key-press module (3), power supply module (4), LCD MODULE (6), motor on pcb board (22) Drive module (8), memory module (10) and sound identification module (11), the fan base (25) are provided with and speech recognition mould The connected microphone (12) of block (11)；The support bar (16) is provided with wind speed indicator lamp (7)；Above-mentioned module and wind speed indicator lamp It is connected with master controller (5).

3. intelligent head-shaking speed-regulating fan as claimed in claim 2, it is characterised in that：The fan can pass through sound identification module (11) user voice command that microphone (12) receives is read, corresponding operating is carried out to fan after master controller (5) processing.

4. intelligent head-shaking speed-regulating fan as claimed in claim 1, it is characterised in that：Temperature detecting module (1) is using digital Temperature sensor DS18B20；Camera module (2) is using the OV7670 image sensings with shooting and image processor function Device.

5. intelligent head-shaking speed-regulating fan as claimed in claim 1, it is characterised in that：Master controller (5) uses STM32F103VET6 single-chip microcomputers；Memory module (10) uses eeprom memory；Drive module (8) uses L298N chips.