CN202042048U - Infrared remote-control speed regulator for ceiling fan - Google Patents
Infrared remote-control speed regulator for ceiling fan Download PDFInfo
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- CN202042048U CN202042048U CN2011200515635U CN201120051563U CN202042048U CN 202042048 U CN202042048 U CN 202042048U CN 2011200515635 U CN2011200515635 U CN 2011200515635U CN 201120051563 U CN201120051563 U CN 201120051563U CN 202042048 U CN202042048 U CN 202042048U
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- infrared remote
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- infrared
- ceiling fan
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Abstract
The utility model relates to the technical field of infrared remote control, particularly relates to the technical field of infrared remote control and speed regulation of home appliances and discloses an infrared remote-control speed regulator for a ceiling fan. The infrared remote-control speed regulator for the ceiling fan consists of an infrared remote-control transmitter and an infrared remote-control receiver, the infrared remote-control transmitter consists of an infrared transmitting circuit, a transmitting control circuit and a speed regulator, and the infrared remote-control receiver consists of an infrared receiving circuit, a receiving control circuit, a display circuit, a motor driving circuit and a power circuit. The infrared remote-control speed regulator for the ceiling fan is technically characterized in that infrared remote-control technique and motor PWM (pulse-width modulation) speed regulation technique are combined, the infrared remote-control speed regulator is based on a single chip microcomputer, the problem of speed regulation control of the ceiling fan is resolved, and speed regulation control of the ceiling fan is more convenient and flexible, safe and accurate.
Description
Technical field
The utility model relates to a kind of Infrared Ray Remote Control Technology field, particularly a kind of household appliances infrared remote control, speed adjusting technique field, for example infrared remote control hanging fan governor.
Background technology
Infrared remote control equipment adopts the infrared receiving/transmission special chip mostly at present, function singleness, and product is difficult for upgrading, is only applicable to produce in enormous quantities.Present hanging fan governor again and adopt crosstalk sense speed governing or thyristor moving-phase speed control more, need the speed governing box with the fixed position, also will connect up, operation is extremely inconvenient, crosstalk sense speed governing in addition, and speed efficiency is lower, and fragile.Infrared Ray Remote Control Technology is used at household appliances be expanded, for example speed governing of infrared remote control ceiling fan, fan, this is pendulum neither big nor small difficult problem in face of us.
The utility model content
The utility model has proposed new technical scheme at the problems referred to above, i.e. the infrared remote control hanging fan governor.
Technology contents of the present utility model comprises Infrared Ray Remote Control Technology, motor PWM speed adjusting technique is combined, and is support with the single-chip microcomputer, solves the speed regulating control problem of ceiling fan, makes the speed regulating control of ceiling fan convenient flexibly, safety and precise.
Technical solutions of the utility model are to realize like this, the utility model infrared remote control hanging fan governor is made up of infrared remote-control emitter and infrared remote control receiver two parts, infrared remote-control emitter is made of infrared emission circuit, countdown circuit and speed regulator, and infrared remote control receiver is made of infrared receiving circuit, reception control circuit, display circuit, motor-drive circuit and power circuit;
The utility model beneficial effect
Infrared Ray Remote Control Technology all has application in a lot of household electrical appliances, infrared remote control is used for the control of ceiling fan here, can make it can operate on certain distance as other household electrical appliances such as TV, air-conditionings, need not wiring, does not also have Danger Electric shock risk; This equipment adopts the pulse-length modulation speed adjusting technique to motor, the rotating speed ranking score can be got carefullyyer, and this mode of speed regulation is compared traditional crosstalk sense speed governing or thyristor moving-phase speed control and compared and have more high-level efficiency; This equipment is core parts with the single-chip microcomputer, can replace the function of multi-disc special chip with a slice single-chip microcomputer, and volume is littler, and power consumption is lower; This equipment is capacitive character in alternating current, can play the power back-off effect to inductive loads such as motors, improves the line function factor.
Description of drawings
Accompanying drawing 1 is an infrared remote-control emitter square frame electrical schematic diagram of the present utility model
Accompanying drawing 2 is an infrared remote control receiver square frame electrical schematic diagram of the present utility model
Accompanying drawing 3 is an infrared remote-control emitter electrical schematic diagram of the present utility model
Accompanying drawing 4 is an infrared remote control receiver electrical schematic diagram of the present utility model
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
In the drawings: infrared remote-control emitter is by 3 one-tenth in infrared emission circuit 1, countdown circuit 2 and speed regulator, and infrared remote control receiver is made of infrared receiving circuit 4, reception control circuit 5, display circuit 6, motor-drive circuit 7 and power circuit 8;
Find out further that from figure infrared emission circuit 1 is made of the common emitter amplifying circuit that infrared transmitting tube D1 and triode Q1 form;
Find out that further countdown circuit 2 is made of single-chip microcomputer U1;
Find out that further speed regulator 3 is made of button S1, S2, S3, S4 and diode D2-D5;
Find out that further infrared receiving circuit 4 is made of integrated circuit U5;
Find out that further reception control circuit 5 is made of single-chip microcomputer U2;
Find out that further display circuit 6 is made of charactron U3;
Find out that further motor-drive circuit 7 is made of common emitter amplifying circuit and the two-way brake tube Q3 of advancing that photoelectrical coupler U4 and transistor Q2 form
Find out that further power circuit 8 is made of power IC U6, bridge rectifier D 7 and voltage stabilizing diode.
This utility model is by miniature hand-held infrared remote-control emitter emission infrared signal, and infrared remote control receiver receives the start and stop and the rotating speed of infrared signal control ceiling fan.Infrared remote-control emitter and infrared remote control receiver all adopt 51 serial low-power scms as core parts.Total system is realized by hardware and software is realized the two large divisions.
Hardware circuit is made up of infrared remote-control emitter and infrared remote control receiver two parts, infrared remote-control emitter circuit such as Fig. 1, shown in Figure 3, infrared remote-control emitter is made of infrared emission circuit 1, countdown circuit 2 and speed regulator 3, infrared emission circuit 1 is made of infrared transmitting tube D1 and triode Q1, infrared transmitting tube D1 and triode Q1 form the common emitter amplifying circuit, countdown circuit 2 is made of single-chip microcomputer U1, and speed regulator 3 is made of button S1, S2, S3, S4 and diode D2-D5.Transmitter need consider that smaller size smaller reduces factors such as power consumption.Infrared transmitting tube D1 and triode Q1 constitute the infrared emission circuit.D1 emission infrared ray stops emission during output low level when single-chip microcomputer U1 pin output high level.Button S1-S4 links to each other with single-chip microcomputer U1 pin, is used for starting, stops, speedup and four kinds of operations of deceleration, and when button was pressed, pin read in and is low level, was high level otherwise read in.In order to reduce power consumption, when not having button to press, single-chip microcomputer U1 is in holding state, when button is pressed, by external interrupt wakeup single-chip microcomputer U1, makes it to enter duty and begins emission.Four button S1-S4 pins link to each other with the external interrupt input pin by diode D2-D5, constitute " with " relation, the external interrupt pin obtains low level and triggers interruption when having any button to press, and makes single-chip microcomputer U1 enter duty.Standby current is about 1 μ A, and working current is about 12mA.
Infrared remote control receiver as shown in Figure 4, this circuit is made of infrared receiving circuit 4, reception control circuit 5, display circuit 6, motor-drive circuit 7 and power circuit 8, infrared receiving circuit 4 is made of integrated circuit U5, reception control circuit 5 is made of single-chip microcomputer U2, display circuit 6 is made of charactron U3, motor-drive circuit 7 by photoelectrical coupler U4, two-wayly advance brake tube Q3 and transistor Q2 constitutes, power circuit 8 constitutes power IC U6, bridge rectifier D 7 and voltage stabilizing diode D8 and constitutes.Power unit is directly powered by the 220V alternating current, and the 220V alternating current generates 5V voltage by three terminal regulator U6 by capacitance current-limiting again by rectifier bridge D7 rectification, and this circuit is the highest to provide 69mA circuit.Stabilivolt D8 is used to limit three terminal regulator when the single-chip microcomputer power consumption is low, and input voltage is no more than 9V.Motor-driven part by photoelectrical coupler U4, two-wayly advance brake tube Q3 and transistor Q2 and peripheral cell and constitute the common emitter amplifying circuit that photoelectrical coupler U4 and transistor Q2 form.Photoelectrical coupler U4 input end links to each other with single-chip microcomputer U2 pin, when the pin output low level, and photoelectrical coupler U4 and two-wayly advance brake tube Q3 conducting, motor is started working; When pin output high level, photoelectrical coupler U4 and two-wayly advance lock Q3 pipe and end, motor quits work; Photoelectrical coupler U4 adopts two-way optocoupler MOC3021, advances brake tube BT136 and is used with two-way.When capacitor C 9 is used to drive inductive load, play anti-interference effect.In control photoelectrical coupler and thyristor alternate conduction and end during electrical motor gearshift, recently control motor speed by the control duty.During real work, pulse width modulation cycle is about 0.1s, and single-chip microcomputer U2 pin output low level dutycycle is 10% to 100% variation.The infrared reception of single-chip microcomputer is made of single-chip microcomputer U2, infrared receiving integrate circuit U5 and charactron U3 etc.Infrared receiving integrate circuit U5 adopts SM0038, the 38KHz infrared pulse signal can be converted to low level signal, spend interruption 0 pin outward with single-chip microcomputer U2 and link to each other, trigger monolithic U2 machine external interrupt when SM0038 receives infrared signal, R8 and C6 are used for the SM0038 power filter.Cloudy charactron U3 is connected with the P1 mouth of single-chip microcomputer U2 altogether, is used to show the rotating speed gear of from 1 to 9 nine numeral, and R4 draws exclusion to strengthen charactron U3 drive current on being.Single-chip microcomputer P3.7 pin promotes optocoupler by triode, optocoupler conducting when the pin output low level.
The a string fundamental frequency of the each emission of single-chip microcomputer U2 infrared emission port is the pulse of 38KHz, certain interval of time between per two series impulses, and length during this period of time is by time register setting in the single-chip microcomputer U2.The infrared receiving integrate circuit U5 of infrared remote receiver transfers train of impulses to low level, and then the time between two negative edges is the duration of transmitter time register.Infrared remote-control emitter sends four kinds of signals that specific duration is arranged, and infrared remote control receiver by detecting two durations between negative edge, judges whether to be useful signal by the external interrupt of negative edge triggering single-chip microcomputer, and that a kind of signal.
Software realizes being divided into infrared emission and infrared reception speed governing two parts.Infrared remote-control emitter need be used two timers of single-chip microcomputer, a hardware resource such as external interrupt, wherein timer T0 is in order to the pulsewidth of metering emission 38KHz train of impulses, and timer T1 is in order to the duration between metrical pulse string and the train of impulses, and external interrupt 0 is in order to wake holding state up.Program flow diagram as shown in Figure 8.Timer T0 is in normally open, and program is at first read button, if no button is pressed, then enters holding state, closes to send out bidding will; If there is button to press, then will starts button, stop key, speedup button, the corresponding numerical value of deceleration button (numerical value 1, numerical value 2, numerical value 3, numerical value 4) insert time register, develop bidding will.In the interruption subroutine of timer T1, close if send out bidding will, then return wait and interrupt next time; Open if send out bidding will, then the numerical value of time register is inserted initial registers, open timer T0 and begin to launch infrared signal, the time interval between the infrared pulse string is promptly decided by corresponding numerical value in the time register.External interrupt 0 is used for holding state to be waken up, and its program segment is empty.Do not have button and press and enter holding state when reading key, external interrupt 0 input pin is received negative edge when button is pressed, and triggers external interrupt, with the zero clearing of IDL position, withdraws from holding state
Infrared remote control receiver external interrupt 0 is used for detecting the negative edge that is sent by the infrared reception integrated circuit U5 of institute and triggers interruption, starting timer T0 picks up counting, timer T0 judges the kind of signal by regularly measuring the duration between train of impulses and the train of impulses; Timer T1 is used for controlling the duty cycle square wave of motor-driven mouth, to electric machine speed regulation.Program flow diagram as shown in Figure 9.Hotly outer meet integrated circuit U5 and receive an infrared pulse string, just export a low level, the external interrupt pin receives a negative edge and triggers and interrupt, the startup timer T0 timing of starting from scratch; Hot external integrated circuit U5 triggers external interrupt when receiving a train of impulses once more for the second time, and the numerical value in the T0 initial registers is read in time register, and zero clearing begins timing for the second time to T0 again, and is continuous so repeatedly.In master routine, whether the numerical value that does not stop in the judgement time register is the numerical value (numerical value 1, numerical value 2, numerical value 3, numerical value 4) of regulation, for 1 of numerical value carries out start-up operation, opens timer T1, sends the pwm signal starter motor, opens demonstration; For 2 of numerical value carry out shut-down operation, close timer T1, close demonstration; For 3 of numerical value carry out the speedup operation, the numerical value in the speed register is added 1, refresh demonstration; For 4 of numerical value carry out deceleration-operation, the numerical value in the speed register is subtracted 1, refresh demonstration.Numerical value in the speed register makes timer T1 send the PWM ripple of dutycycle between 10% to 100% between 1 to 9, to electric machine speed regulation, and by charactron these ten numbers is shown.The timing length of timer T1 is fixed, and when speed governing pin output low level, the numerical value in the speed register is regularly number of times; When speed governing pin output high level, the numerical value in the speed register is regularly number of times to 10 complement code.The output cycle is the PWM ripple of ten times of timing lengths thus, and the numerical value in the speed register is big more, and low level dutycycle is big more, and speed is high more.
Infrared remote-control emitter adopts hand-held, and infrared remote control receiver is installed with ceiling fan, and the connection terminal on the infrared remote control receiver is connected with motor with the 220V AC power respectively; Four buttons on the infrared remote-control emitter control respectively ceiling fan startup, stop to slow down with speedup, infrared remote control receiver receives certain signal that Infrared remote controller is sent, motor is started, stops and the speed regulating control operation, and show current rotating speed rank by eight sections charactrons.
The utility model can also be used for remote-control speed-regulation, light modulation of other household electrical appliances etc. except that the speed governing that is used for remote control ceiling fan, fan, similar design also should be at the row of protection.
Claims (3)
1. infrared remote control hanging fan governor, form by infrared remote-control emitter and infrared remote control receiver two parts, it is characterized in that, infrared remote-control emitter is made of infrared emission circuit (1), countdown circuit (2) and speed regulator (3), and infrared remote control receiver is made of infrared receiving circuit (4), reception control circuit (5), display circuit (6), motor-drive circuit (7) and power circuit (8).
2. infrared remote control hanging fan governor according to claim 1, it is characterized in that, infrared emission circuit (1) is made of the common emitter circuit that infrared transmitting tube D1 and triode Q1 form, countdown circuit (2) is made of single-chip microcomputer U1, and speed regulator (3) is made of button S1, S2, S3, S4 and diode D2-D5.
3. infrared remote control hanging fan governor according to claim 1, it is characterized in that, infrared receiving circuit (4) is made of integrated circuit U5, reception control circuit (5) is made of single-chip microcomputer U2, display circuit (6) is made of charactron U3, and motor-drive circuit (7) is made of common emitter circuit and the two-way brake tube Q3 of advancing that photoelectrical coupler U4 and transistor Q2 form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200515635U CN202042048U (en) | 2011-03-01 | 2011-03-01 | Infrared remote-control speed regulator for ceiling fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200515635U CN202042048U (en) | 2011-03-01 | 2011-03-01 | Infrared remote-control speed regulator for ceiling fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202042048U true CN202042048U (en) | 2011-11-16 |
Family
ID=44969485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200515635U Expired - Fee Related CN202042048U (en) | 2011-03-01 | 2011-03-01 | Infrared remote-control speed regulator for ceiling fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202042048U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105717380A (en) * | 2014-12-04 | 2016-06-29 | 天津市品通电力科技有限公司 | Emitter for micro-hole detection |
| CN107992001A (en) * | 2017-11-24 | 2018-05-04 | 卫星电子（中山）有限公司 | A kind of device easy to control ceiling fan air-conditioning window |
| CN108050368A (en) * | 2018-01-04 | 2018-05-18 | 国网福建省电力有限公司泉州供电公司 | A kind of charged adjusting shift oiling device of transformer equipment transmission portion |
-
2011
- 2011-03-01 CN CN2011200515635U patent/CN202042048U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105717380A (en) * | 2014-12-04 | 2016-06-29 | 天津市品通电力科技有限公司 | Emitter for micro-hole detection |
| CN105717380B (en) * | 2014-12-04 | 2019-01-18 | 天津市品通电力科技有限公司 | A kind of emitter for micropore detection |
| CN107992001A (en) * | 2017-11-24 | 2018-05-04 | 卫星电子（中山）有限公司 | A kind of device easy to control ceiling fan air-conditioning window |
| CN108050368A (en) * | 2018-01-04 | 2018-05-18 | 国网福建省电力有限公司泉州供电公司 | A kind of charged adjusting shift oiling device of transformer equipment transmission portion |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111116 Termination date: 20120301 |