CN208794655U - Electrically-controlled component and air conditioner - Google Patents
Electrically-controlled component and air conditioner Download PDFInfo
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- CN208794655U CN208794655U CN201821327203.1U CN201821327203U CN208794655U CN 208794655 U CN208794655 U CN 208794655U CN 201821327203 U CN201821327203 U CN 201821327203U CN 208794655 U CN208794655 U CN 208794655U
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Abstract
It includes: master control borad that the utility model, which discloses a kind of electrically-controlled component and air conditioner, the component, is provided with the first master controller, power supply, isolating switch power, power module, current limiting element, the first electronic switch and the second electronic switch；The input terminal of first electronic switch and one end of current limiting element connect, the input terminal of the other end of current limiting element and the second electronic switch is connect with power input, and the output end of the first electronic switch and the second electronic switch is connect with the input terminal of power module and power supply；The control terminal of first master controller and the controlled end of power module connect；Display board is provided with the second master controller, and the input terminal of isolating switch power is connect with power input, and output end is electrically connected with the power end of the second master controller；Two control terminals of the second master controller are connect with the first electronic switch and the second electronic switch respectively, the second master controller and the first master controller communication connection.The utility model adapts to the compact-sized design of integral air conditioner.
Description
Technical field
The utility model relates to electronic control technology field, in particular to a kind of electrically-controlled component and air conditioner.
Background technique
With scientific and technological progress, requirement of the people to air-conditioning is also higher and higher, no longer concerns as to whether to freeze, heat, people
Also increasingly concern air-conditioning whether energy-saving consumption-reducing and whether compact, the traditional exchange drive scheme of structure, namely fixed frequency drives
It can no longer meet client, so air conditioner integrated and frequency conversion have become more and more users' selection.
However, the automatically controlled scheme of integral type transducer air conditioning is all frequency conversion mature on the split type convertible frequency air-conditioner of directly transplanting
Automatically controlled scheme, to reduce development cycle and development difficulty, but split type convertible frequency air-conditioner has display board, interior Electrical Control plate, outer
Three pieces of circuit boards of machine frequency conversion board, this obviously can not adapt to the compact-sized design of integral air conditioner, namely can not be by three blocks of electricity
Road plate is placed in integral air conditioner simultaneously.
Utility model content
The main purpose of the utility model is to propose a kind of electrically-controlled component and air conditioner, it is intended to by master control function and frequency conversion function
It can be integrated on master control borad, to adapt to the compact-sized design of integral air conditioner.
To achieve the above object, the utility model proposes a kind of electrically-controlled component, the electrically-controlled component includes:
Master control borad is provided with power input, the first master controller, power supply, isolation for accessing AC power source
Switching Power Supply, power module, current limiting element, the first electronic switch and the second electronic switch；
The input terminal of first electronic switch is connect with one end of the current limiting element, the other end of the current limiting element
Connect respectively with the power input with the input terminal of second electronic switch, the output end of first electronic switch and
The output end of second electronic switch is connect with the input terminal of the power module respectively；The input terminal of the power supply with
The output end of first electronic switch connects, and the power end of the output end of the power supply and first master controller connects
It connects；The control terminal of first master controller is connect with the controlled end of the power module；
Display board, is provided with the second master controller, and the input terminal of the isolating switch power and the power input connect
It connects, the output end of the isolating switch power is electrically connected with the power end of second master controller；Second master controller
The first control terminal connect with the controlled end of first electronic switch, the second control terminal of the second controller and described the
The controlled end of two electronic switches connects, second master controller and the first master controller communication connection.
Optionally, second master controller, for controlling first electronic cutting when receiving out machine control signal
It closes and closes, and control power input and export the alternating voltage to the power supply, to described through the current limiting element
The power supply of first master controller；Second master controller is also used to after first preset time that is delayed, and controls second electronics
It closes the switch, exports the alternating voltage to the power module to control the power input.
Optionally, first electronic switch be the first relay, the first end of first relay coil with it is described
The ground terminal of isolating switch power connects；The second end of first relay coil is the controlled of first electronic switch
End, the stationary contact of first relay connect with the current limiting element, the movable contact of first relay respectively with it is described
The connection of the output end of the input terminal of power supply and the power module.
Optionally, second electronic switch be the second relay, the first end of second relay coil with it is described
The ground terminal of isolating switch power connects；The second end of second relay coil is the controlled of second electronic switch
End, the stationary contact of second relay are that the input terminal of second electronic switch connects, the dynamic touching of second relay
Point is connect with the input terminal of the power module.
Optionally, the master control borad is additionally provided with isolated power supply output end, ground terminal, two switch signal input ends and two
A first signal transmission end, the display board is provided with to be inputted with the isolated power supply output end, ground terminal, two switching signals
Isolated power supply input terminal, ground terminal, the two switching signal output ends that end and two the first signal transmission end connect one to one
And two second signal transmission end.
Optionally, the control panel is provided with the first connection-peg, is provided with the second connection-peg on the display board, it is described every
It is set in first connection-peg from power output end, ground terminal, switch signal input end and two the first signal transmission end,
The isolated power supply input terminal, ground terminal, switching signal output end and two second signal transmission end are set to described second and insert
In connector；
First connection-peg and second connection-peg are mutually inserted adaptation, or are realized and be electrically connected by connector.
Optionally, the power supply is Unisolated switch power supply, and the input terminal of the Unisolated switch power supply is described
The input terminal of power supply, the output end of the Unisolated switch power supply are the output end of the power supply；
The Unisolated switch power supply, for the power supply voltage to be converted to DC voltage, for described first
Master controller power supply.
Optionally, multiple third relays for being used to drive loaded work piece are additionally provided on the master control borad, it is multiple described
The first end of third relay coil is connect with the output end of the Unisolated switch power supply respectively, multiple third relays
The second end of coil and multiple third control terminals of first master controller connect one to one.
Optionally, the power module includes pfc circuit and IPM module, the controlled end of the pfc circuit and IPM module
It is connect respectively with first master controller, the input terminal of the pfc circuit is the input terminal of the power module, the PFC
The output end of circuit is connect with the input of the IPM module, and the output end of the IPM module is for accessing compressor electric motor.
The utility model also proposes a kind of air conditioner, including electrically-controlled component as described above；The electrically-controlled component includes: master
Plate is controlled, power input, the first master controller, power supply, the isolating switch power, function for accessing AC power source are provided with
Rate module, current limiting element, the first electronic switch and the second electronic switch；The input terminal of first electronic switch and the current limliting
One end of element connects, and the input terminal of the other end of the current limiting element and second electronic switch is defeated with the power supply respectively
Enter end connection, the output end of the output end of first electronic switch and second electronic switch respectively with the power module
Input terminal connection；The input terminal of the power supply is connect with the output end of first electronic switch, the power supply
Output end connect with the power end of first master controller；The control terminal of first master controller and the power module
Controlled end connection；Display board is provided with the second master controller, the input terminal of the isolating switch power and the power input
End connection, the output end of the isolating switch power are electrically connected with the power end of second master controller；Second master control
First control terminal of device processed is connect with the controlled end of first electronic switch, the second control terminal of the second controller and institute
State the controlled end connection of the second electronic switch, second master controller and the first master controller communication connection.
The utility model electrically-controlled component is provided with master control borad and display board, and by the first master controller, isolating switch power,
Power supply, power module, current limiting element, the first electronic switch and the second electronic switch are integrally disposed on master control borad, and
On the display panel by the setting of the second master controller, the second master controller controls the first electronics when receiving out machine control signal
It closes the switch, so that power input is controlled through current limiting element and the first electronic switch output AC power source to power supply, and
For the power supply of the first master controller, the second master controller also controls the second electronic switch closure after being delayed the first preset time, from
And it controls power input and exports AC power source to power module.Second master controller also receives externally input control and refers to
It enables, and received control instruction is decoded, is analyzed to be converted into corresponding control signal, and is communicated with the first master controller
Connection, to control signal be exported to the first master controller, so that the first master controller drives according to the control signal received
Dynamic power module work, and compressor frequency of supply is adjusted, realize the rotational speed regulation of frequency-changeable compressor.The utility model is by master control
Function and frequency conversion function are integrated on master control borad, to adapt to the compact-sized design of integral air conditioner.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the functional block diagram of one embodiment of the utility model electrically-controlled component；
Fig. 2 is the electrical block diagram of one embodiment of the utility model electrically-controlled component.
Drawing reference numeral explanation:
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture)
Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the
Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning
The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one
A this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill
Based on personnel can be realized, this technical side will be understood that when the combination of technical solution appearance is conflicting or cannot achieve
The combination of case is not present, also not within the protection scope of the requires of the utility model.
The utility model proposes a kind of electrically-controlled components, are suitable for movable air conditioner, window air conditioner, dehumidifier humidifier etc. one
In body formula air conditioner.
Referring to FIG. 1 and FIG. 2, in an embodiment of the utility model, which includes:
Master control borad 100, be provided with power input AC-in for accessing AC power source, the first master controller 110, every
From Switching Power Supply 120, power supply 130, power module 140, current limiting element R1 and the first electronic switch 150 and the second electronic cutting
Close 160；
The input terminal of first electronic switch 150 is connect with one end of the current limiting element R1, the current limiting element R1
The other end and the input terminal of second electronic switch 160 connect respectively with the power input AC-in, first electricity
Output end of the output end of sub switch 150 through the current limiting element R1 and second electronic switch 160 respectively with the power
The input terminal of module 140 connects；The input terminal of the power supply 130 is connect with the output end of first electronic switch 150,
The output end of the power supply 130 is connect with the power end of first master controller 110；First master controller 110
Control terminal connect with the controlled end of the power module 140；
Display board 200 is provided with the second master controller 210, the input terminal and the power supply of the isolating switch power 120
Input terminal AC-in connection, the output end of the isolating switch power 120 and the power end of second master controller 210 are electrically connected
It connects；First control terminal of second master controller 210 is connect with the controlled end of first electronic switch 150, and described second
Second control terminal of controller is connect with the controlled end of second electronic switch 160, second master controller 210 with it is described
First master controller, 110 communication connection.
In the present embodiment, isolating switch power 120 can be using isolating transformer, switching tube, PWM controller, rectification filter
The components such as wave circuit realize that the AC power source for accessing power input AC-in, such as the alternating current of 220V be converted into directly
Output is to the second master controller 210 after galvanic electricity, to provide operating voltage for the second master controller 210.Wherein, the second master controller
210 operating voltage value can be 10~18V, and the present embodiment is chosen as 12V.Current limiting element R1 can be using inductance, resistance etc.
Element with cut-off current characteristics realizes that the present embodiment is optional to use resistance.
First master controller 110 and the second master controller 210 can be the microprocessors such as single-chip microcontroller, DSP and FPGA, ability
The technical staff in domain can be by integrating some hardware circuits and soft in the first master controller 110 and the second master controller 210
Can also it collect in part program or algorithm, the communication of Lai Shixian between the two, the first master controller 110 and the second master controller 210
At having for analyzing the software algorithm program for comparing the control instruction number received, and the decoder for parsing control instruction
And other algorithm routines.By running or executing the software program and/or module that are stored in master controller memory, and call
The data being stored in memory such as are compared to the control instruction received, analyze at the processing.Such as in the second master controller
210 when receiving power-on instruction, 210 output switch control signal of the second master controller to the first electronic switch 150, to trigger
One electronic switch 150 closure, the AC power source of power input AC-in access is through the first electronic switch 150 and current limiting element R1
Output is to power supply 130, so that power supply 130 is powered.It is also integrated with counter in second master controller 110, and is passed through
The timing time of counter is adjusted, thus after air conditioner powers on certain time, such as 10s or 20s, the second master controller
210 the second electronic switch 160 of control closures and the first electronic switch 150 disconnect, to control AC power source to power module
140 power supplies.Or when the second master controller 210 receives shutdown command, 210 output switch control signal of the second master controller
To the second electronic switch 160, to trigger the shutdown of the second electronic switch 160, to stop to power module 140 and power supply
130 power supplies.
It is understood that being additionally provided with current detection circuit, voltage detecting circuit on master control borad 100, and in air-conditioning
The corresponding position of each structure member of device is additionally provided with the signal deteching circuits such as temperature sensing circuit.First master controller 110 is also
It can receive indoor signal, such as room temperature, the temperature of heat exchanger, the temperature of compressor, rotation speed of fan, compressor electromechanics stream
Deng, and according to indoor signal, it controls power module 140 and works.
The logical order that power module 140 is exported according to the first master controller 110 works, and by the AC power source of access into
The conversion of row power supply, to adjust compressor frequency of supply, realizes the rotational speed regulation of frequency-changeable compressor.
When air conditioner powers on, the alternating current accessed through ac input end is converted to direct current by isolating switch power 120
It is exported afterwards to the power end of the second master controller 210, for the power supply of the second master controller 210.Second master controller 210 is receiving
To booting control instruction when, control first switch closure, AC power source to be exported to power supply 130 through current limiting element R1,
Power supply 130 exports after converting alternating current to direct current to the power end of the first master controller 110, to be the first master control
Device 110 processed is powered.In this process, current limiting element R1 can inhibit the current surge of powered on moment, to prevent rush of current
It is excessive, and damage late-class circuit such as power module 140 or power supply 130.After first preset time that is delayed, second is main
Controller 210 controls the second electronic switch 160 closure and the first electronic switch 150 disconnects, thus through the second electronic switch
160 be other circuit modules power supply on power module 140 and master control borad 100.
110 communication connection of second master controller 210 and the first master controller, and the second master controller 210 can receive
The instruction such as externally input control instruction, such as refrigeration, heating, dehumidifying, temperature, wind speed, and received control instruction is carried out
Decoding, analysis after being converted into corresponding control signal, are exported to the first master controller 110, so that the first master controller 110
According to other circuit modules and loaded work piece in the control signal driving power module 140 and master control borad 100 received, to realize
The functions such as refrigeration, heating, the dehumidifying of air conditioner.The electric energy of input is converted into defeated after the energy of respective frequencies by power module 140
Out to frequency-changeable compressor, to drive frequency-changeable compressor to work.
The utility model electrically-controlled component is provided with master control borad 100 and display board 200, and by the first master controller 110, isolation
Switching Power Supply 120, power supply 130, power module 140, current limiting element R1, the first electronic switch 150 and the second electronic switch
160 are integrally disposed on master control borad 100, and the second master controller 210 are arranged on display board 200, the second master controller
210 when receiving out machine control signal, control the first electronic switch 150 closure, to control power input AC-in through limiting
Fluid element R1 and 150 output AC power source of the first electronic switch are powered for the first master controller 110 to power supply 130, the
Two master controllers 210 also control the second electronic switch 160 closure after being delayed the first preset time, to control power input
AC-in exports AC power source to power module 140.Second master controller 210 also receives externally input control instruction, and right
Received control instruction is decoded, analyzes to be converted into corresponding control signal, and communicates and connect with the first master controller 110
It connects, to control signal be exported to the first master controller 110, so that the first master controller 110 is believed according to the control received
Number driving power module 140 works, and adjusts compressor frequency of supply, realizes the rotational speed regulation of frequency-changeable compressor.This is practical new
Master control function and frequency conversion function are integrated on master control borad 100 by type, to adapt to the compact-sized design of integral air conditioner.
It powers it is understood that the utility model also passes through isolating switch power 120 to the second master controller 210, and
Receive externally input control instruction by the second master controller 210, and when receiving booting control instruction, the first electricity of control
Sub switch 150 or the second electronic switch 160 closure, thus to the first master controller 110 and power module on master control borad 100
140 power supplies, and standby in air conditioner or when receiving externally input shutdown control instruction, the first electronic switch 150 of control
Or second electronic switch 160 disconnect, thus stop on master control borad 100 the first master controller 110 and power module 140 supply
Electricity.The utility model effectively reduces the stand-by power consumption of air conditioner.In addition, isolating switch power 120 is independent to give the second master control
Device 210 processed is powered, and the second master controller 210 is when air conditioner is standby, in a dormant state, and is receiving externally input booting
Control instruction can be closed with the first electronic switch of control 150 of fast speed, be conducive to the booting response speed for improving air conditioner
Degree.
Referring to FIG. 1 and FIG. 2, in an alternative embodiment, second master controller 210, for receiving booting control
When signal processed, controls first electronic switch 150 and be closed, and it is defeated through the current limiting element R1 to control power input AC-in
The alternating voltage is to the power supply 130 out, to power to first master controller 110；Second master controller
210 are also used to after first preset time that is delayed, and control second electronic switch 160 and are closed, to control the power input
AC-in is held to export the alternating voltage to the power module 140.
In the present embodiment, the second master controller 210 controls first electronic switch when receiving out machine control signal
After 150 closures, AC power source is exported to power supply 130 with controlling power input AC-in through current limiting element R1, to be
The power supply of second master controller 210, then postpones one first preset time, such as after 10s or 20s, controls the second electronic switch
160 closures, the first electronic switch 150 disconnect, and power to control AC power source to power module 140.So set, being conducive to drop
The stand-by power consumption of low air conditioner.
Referring to FIG. 1 and FIG. 2, in an alternative embodiment, first electronic switch 150 is the first relay, described the
The first end of one relay coil is connect with the ground terminal of the isolating switch power 120；The of first relay coil
Two ends are the controlled end of first electronic switch 150, and the stationary contact of first relay is connect with the current limiting element R1,
The movable contact of first relay output end with the input terminal of the power supply 130 and the power module 140 respectively
Connection.
In the present embodiment, the first electronic switch 150 can be realized using relay, contactor or breaker, this reality
It applies example and is chosen as relay to realize, it is to be understood that in the second master controller 210 using controllers such as single-chip microcontrollers come real
It is existing, the first electronic switch 150 using relay come when realizing, the operating voltage of the second master controller 210 be generally 3.3V or
5V, and the driving voltage of relay is generally 12V, in order to drive relay to work, is additionally provided with relay on master control borad 100
Driving circuit, such as transistor circuit, and by relay drive circuit be arranged in series in the second master controller 210 and relay it
Between, so that the second master controller 210 control relay drive circuit drives the actuating of relay.In the present embodiment, the first relay
Coil one end and disconnecting switch module altogether, one end is connect through relay drive circuit with the second master controller 210, and is being connect
Closure/disconnection when receiving the control signal of the second master controller 210, to control power input in the first relay closure
Other circuit modules on AC-in output AC power source to power module 140, power supply 130 and master control borad 100, Huo Zhe
When first relay is closed, stop powering to master control borad 100.
Referring to FIG. 1 and FIG. 2, in an alternative embodiment, second electronic switch 160 is the second relay, described the
The first end of two relay coils is connect with the ground terminal of the isolating switch power 120；The of second relay coil
Two ends are the controlled end of second electronic switch 160, and the stationary contact of second relay is second electronic switch 160
Input terminal connection, the movable contact of second relay connect with the input terminal of the power module 140.
In the present embodiment, the second electronic switch 160 can be realized using relay, contactor or breaker, this reality
It applies example and is chosen as relay to realize, it is to be understood that in the second master controller 210 using controllers such as single-chip microcontrollers come real
It is existing, the second electronic switch 160 using relay come when realizing, the operating voltage of the second master controller 210 be generally 3.3V or
5V, and the driving voltage of relay is generally 12V, in order to drive relay to work, is additionally provided with relay on master control borad 100
Driving circuit, such as transistor circuit, and relay drive circuit is arranged in series in the second master controller 210 and the relay
Between, so that the second master controller 210 control relay drive circuit drives the actuating of relay.In the present embodiment, second after
Altogether, one end is connect through relay drive circuit with the second master controller 210 for coil one end of electric appliance and disconnecting switch module, and
Closure/disconnection when receiving the control signal of the second master controller 210, to control power supply in the second relay closure
Other circuit modules on input terminal AC-in output AC power source to power module 140 and master control borad 100, or second
When relay is closed, stop powering to power module 140.
Referring to FIG. 1 and FIG. 2, in an alternative embodiment, the master control borad 100 be additionally provided with isolated power supply output end VCC,
Ground terminal GND, switch signal input end CTL and two first signal transmission end (signal sending end TXD and signal receiving ends
RXD), the display board 200 be provided with the isolated power supply output end VCC, ground terminal GND, switch signal input end CTL and
Isolated power supply input terminal AC-in, ground terminal GND, the switching signal output end that two the first signal transmission end connect one to one
And two second signal transmission end.
Further, the control panel is provided with the first connection-peg, is provided with the second connection-peg on the display board 200,
The isolated power supply output end VCC, ground terminal GND, two switch signal input ends (CTL1, CTL2) and two the first signals pass
Defeated end is set in first connection-peg, the isolated power supply input terminal AC-in, ground terminal GND, switching signal output end and
Two second signal transmission end are set in second connection-peg；
First connection-peg and second connection-peg are mutually inserted adaptation, or are realized and be electrically connected by connector.
It is understood that master control borad 100 is with the terminals on display board 200 to use during practical application
Connection-peg realizes, can also be by connector, such as winding displacement or five-core cable are realized, to realize display board 200 and main
It is detachably connected between control plate 100, such setting is conducive to the installation corresponding with master control borad 100 of display board 200 and air conditioner pair
In the installation region answered.
Referring to FIG. 1 and FIG. 2, in an alternative embodiment, the power supply 130 is Unisolated switch power supply 120, described
The input terminal of Unisolated switch power supply 120 be the power supply 130 input terminal, the Unisolated switch power supply 120 it is defeated
Outlet is the output end of the power supply 130；
The Unisolated switch power supply 120, for 130 voltage of power supply to be converted to DC voltage, for institute
State the power supply of the first master controller 110.
In the present embodiment, Unisolated switch power supply 120 can use EMI filter capacitor, filter inductance, rectifier bridge, decompression
The components such as chip, outputting inductance and output capacitance realize that the alternating current that will be accessed, such as the alternating current of 220V rectified
After filtering and decompression processing, the first master controller 110 and the power supply 130 of other circuit modules are converted into, in the present embodiment
Power supply 130 is chosen as 5V, 12V or 24V.
Referring to FIG. 1 and FIG. 2, it in an alternative embodiment, is additionally provided on the master control borad 100 multiple for driving load
The third relay 170 of work, the first end of multiple 170 coils of third relay respectively with the Unisolated switch power supply
120 output end connection, the second ends of multiple 170 coils of third relay are multiple with first master controller 110
Second control terminal connects one to one.
In the present embodiment, the stationary contact and movable contact of third relay 170 are arranged in series in power input AC-in and use
Between electric loading, the quantity of third relay can be one, be also possible to multiple, can specifically to realize according to air conditioner function
Can be carried out setting, the present embodiment is chosen as four, four relays be respectively labeled as relay 1, relay 2, relay 3, after
Electric appliance 4.It is understood that being also arranged in series relay driving electricity between the first master controller 110 and third relay
Road, after the control signal that the first master controller 110 exports is carried out isolation enhanced processing by relay drive circuit, output to third
Relay, to control third relay closure/disconnection, to drive corresponding load, such as blower, four-way valve, electric heating mould
Block or anion fine-purification module.
Referring to FIG. 1 and FIG. 2, in an alternative embodiment, the power module 140 includes pfc circuit 141 and IPM module
142, the controlled end of the pfc circuit 141 and IPM module 142 is connect with first master controller 110 respectively, the PFC electricity
The input terminal on road 141 is the input terminal of the power module 140, the output end of the pfc circuit 141 and the IPM module 142
Input connection, the output end of the IPM module 142 is for accessing compressor electric motor.
In the present embodiment, power module 140 further includes rectifier bridge, defeated after direct current for the alternating current of input to be converted into
Out.Pfc circuit 141 can be realized using other components such as PFC switch, diode, storage capacitor, inductance to DC power supply
Active PFC.In the present embodiment, multiple power switch tubes, multiple power switch tube compositions are integrated in IPM module 142
Inversion bridge circuit is driven, such as three-phase inversion bridge circuit can be made of six power switch tubes, or by four power switch
Pipe forms two-phase inverter bridge circuit.Wherein, each power switch tube can be realized using metal-oxide-semiconductor or IGBT.Multiple power
Switching tube forms power inverting bridge circuit, and pfc circuit 141 and IPM module 142 connect with the first master controller 110 respectively, with
When pfc circuit 141 receives the control signal of the first master controller 110 output, after carrying out Active PFC to the power supply of input,
IPM module 142 is exported, when receiving the logic control signal of the first master controller 110 output, output corresponds to IPM module 142
Power supply to compressor, to adjust the frequency of compressor, realize the frequency control to compressor.
Referring to FIG. 1 and FIG. 2, in a preferred embodiment, it is additionally provided on the master control borad 100 for realizing described second
Master controller 210 communicates the isolation communicating circuit 180 being isolated, the isolation communicating circuit 180 with first master controller 110
It is arranged in series between second master controller 210 and first master controller 110.
It should be noted that need to be electrically connected by connecting line mostly between display board 200 and master control borad 100, the
Data-signal between one master controller 110 and the second master controller 210 needs long range serial transmission, interferes on line very greatly,
The isolation communicating circuit 180 of the present embodiment can be realized using the one-way conductions such as optocoupler, diode element, to inhibit on line
Common mode interference, thus avoid the first master controller 110 and the second master controller 210 it is mutual seal in interference, in addition, first leads
The power supply 130 of 210 the two of controller 110 and the second master controller may be inconsistent, may be used also by the way that communicating circuit 180 is isolated
When guaranteeing that the power supply of both the first master controller 110 and the second master controller 210 mismatches, it is not burned out.
Referring to FIG. 1 and FIG. 2, in a preferred embodiment, it is additionally provided with EMI filter circuit 190 on the master control borad 100,
The EMI filter circuit 190 is arranged in series between power input AC-in and the first electronic switch 150.The EMI filter circuit
190 can be realized using elements such as inductance element and capacity cells, to filter out the electromagnetic interference generated on power line.
Referring to FIG. 1 and FIG. 2, in an alternative embodiment, it is additionally provided with voltage conversion circuit 220 on the display board 200,
It is defeated that the voltage conversion circuit 220 is arranged in series the power supply in the isolating switch power 120 and second master controller 210
Enter to hold between AC-in；
The voltage conversion circuit 220, the direct current for exporting the isolating switch power 120 carry out voltage conversion
After export to second master controller 210, with for second master controller 210 power supply.
In the present embodiment, voltage conversion circuit 220 can be realized using filter capacitor, three-terminal regulator chip such as 7805
After the DC power supply that isolating switch power 120 exports is depressured on output to the second master controller 210 and display board 200
Other circuit modules to provide operating voltage for the second master controller 210, such as the direct current of 12V or 15V can be converted
To be exported after the direct current of 5V or 3.3V to the power end of the second master controller 210.
Referring to FIG. 1 and FIG. 2, in an alternative embodiment, be additionally provided on the display board 200 display module 230 and by
Key circuit 240, the input terminal of the display module 230 are connect with the control terminal of second master controller 210, the key electricity
The output end on road 240 is connect with the input terminal of second master controller 210.
It is understood that display board 200 may be mounted on the panel of air conditioner, display module 230 can use LCD
Display screen, LED display are realized, and the control based on the second master controller 210, to show the operating parameter of air conditioner, example
Such as temperature, wind speed etc..Starting key, crucial key, wind speed that key circuit 240 can be used for receiving user's triggering adjust etc. by
Key signals, and be converted into after voltage signal output to the second master controller 210, so that the second master controller 210 is by corresponding electricity
Signal, namely control signal is pressed to export to the first master controller 110, with driving power module 140 and corresponding second relay
160 work.
Referring to FIG. 1 and FIG. 2, it in an alternative embodiment, is additionally provided on the display board 200 for realizing described second
The wireless communication line 250 of master controller 210 and external communications equipment communication connection.
In the present embodiment, wireless communication line 250 can use WIFI module, and infrared receiving module or bluetooth module come
Realize, to receive the control instruction that user is exported based on mobile terminals such as remote control, mobile phones, and will receive control instruction export to
Second master controller 210, so that the second master controller 210 exports the corresponding voltage signal, namely control signal to first
Master controller 110, thus driving power module 140 and the work of corresponding second relay 160.
Referring to FIG. 1 and FIG. 2, in an alternative embodiment, the display board 200 is additionally provided with stepper motor 260, the step
Controlled end into motor 260 is connect with second master controller 210.
In the present embodiment, stepper motor 260 can be used for driving the loaded work pieces such as the panel of air conditioner, pendulum leaf, stepping electricity
Driving circuit is additionally provided between machine 260 and the second master controller 210, driving circuit is receiving the second master controller 210
When controlling signal, driving stepper motor 260 works, so that stepper motor 260 is made to drive panel, pendulum leaf movement, so that panel
Air outlet or pendulum leaf carry out pendulum wind.
Referring to FIG. 1 and FIG. 2, in an alternative embodiment, it is additionally provided with temperature collection circuit 270 on the display board 200,
The output end of the temperature collection circuit 270 is connect with second master controller 210.
In the present embodiment, temperature collection circuit 270 can be used for acquiring the temperature of room temperature or air outlet, and will adopt
Output is to the second master controller 210 at after corresponding voltage signal for the temperature transition collected, so that the second master controller 210 should
Corresponding voltage signal is exported to the first master controller 110, with driving power module 140 and corresponding second relay, 160 work
Make.
The utility model also proposes that a kind of air conditioner, the air conditioner include electrically-controlled component as described above.This automatically controlled group
The detailed construction of part can refer to above-described embodiment, and details are not described herein again；It is understood that due in the utility model air conditioner
In used above-mentioned electrically-controlled component, therefore, the embodiment of the utility model air conditioner includes above-mentioned electrically-controlled component whole embodiments
Whole technical solutions, and technical effect achieved is also identical, and details are not described herein.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
Under all utility models in the utility model are conceived, equivalent structure made based on the specification and figures of the utility model
Transformation, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (10)
1. a kind of electrically-controlled component, which is characterized in that the electrically-controlled component includes:
Master control borad is provided with power input, the first master controller, power supply, disconnecting switch for accessing AC power source
Power supply, power module, current limiting element, the first electronic switch and the second electronic switch；
The input terminal of first electronic switch is connect with one end of the current limiting element, the other end of the current limiting element and institute
The input terminal for stating the second electronic switch is connect with the power input respectively, the output end of first electronic switch and described
The output end of second electronic switch is connect with the input terminal of the power module respectively；The input terminal of the power supply with it is described
The output end of first electronic switch connects, and the output end of the power supply is connect with the power end of first master controller；
The control terminal of first master controller is connect with the controlled end of the power module；
Display board is provided with the second master controller, and the input terminal of the isolating switch power is connect with the power input, institute
The output end for stating isolating switch power is electrically connected with the power end of second master controller；The first of second master controller
Control terminal is connect with the controlled end of first electronic switch, the second control terminal of second master controller and second electricity
The controlled end of sub switch connects, second master controller and the first master controller communication connection.
2. electrically-controlled component as described in claim 1, which is characterized in that second master controller, for receiving booting
When controlling signal, the first electronic switch closure is controlled, and control power input and export the friendship through the current limiting element
Galvanic electricity source is to the power supply, to power to first master controller；Second master controller is also used in delay the
After one preset time, the second electronic switch closure is controlled, exports the AC power source extremely to control the power input
The power module.
3. electrically-controlled component as described in claim 1, which is characterized in that first electronic switch is the first relay, described
The first end of first relay coil is connect with the ground terminal of the isolating switch power；The second of first relay coil
End is the controlled end of first electronic switch, and the stationary contact of first relay connect with the current limiting element, described the
The movable contact of one relay is connect with the output end of the input terminal of the power supply and the power module respectively.
4. electrically-controlled component as described in claim 1, which is characterized in that second electronic switch is the second relay, described
The first end of second relay coil is connect with the ground terminal of the isolating switch power；The second of second relay coil
End is the controlled end of second electronic switch, and the stationary contact of second relay is the input terminal of second electronic switch
Connection, the movable contact of second relay are connect with the input terminal of the power module.
5. electrically-controlled component as described in claim 1, which is characterized in that the master control borad be additionally provided with isolated power supply output end,
Ground terminal, two switch signal input ends and two the first signal transmission end, the display board are provided with and the isolated power supply
The isolated power supply that output end, ground terminal, two switch signal input ends and two the first signal transmission end connect one to one is defeated
Enter end, ground terminal, two switching signal output ends and two second signal transmission end.
6. electrically-controlled component as claimed in claim 5, which is characterized in that the master control borad is provided with the first connection-peg, described aobvious
Show and is provided with the second connection-peg on plate, the isolated power supply output end, ground terminal, switch signal input end and two the first signals
Transmission end is set in first connection-peg, the isolated power supply input terminal, ground terminal, switching signal output end and two
Binary signal transmission end is set in second connection-peg；
First connection-peg and second connection-peg are mutually inserted adaptation, or are realized and be electrically connected by connector.
7. electrically-controlled component as described in claim 1, which is characterized in that the power supply is Unisolated switch power supply, described
The input terminal of Unisolated switch power supply is the input terminal of the power supply, and the output end of the Unisolated switch power supply is described
The output end of power supply；
The Unisolated switch power supply, for the power supply voltage to be converted to DC voltage, for first master control
Device power supply processed.
8. electrically-controlled component as claimed in claim 7, which is characterized in that be additionally provided on the master control borad multiple negative for driving
The third relay of work is carried, the first end of multiple third relay coils is defeated with the Unisolated switch power supply respectively
Multiple third control terminals of outlet connection, the second ends of multiple third relay coils and first master controller are one by one
It is correspondingly connected with.
9. the electrically-controlled component as described in claim 1 to 8 any one, which is characterized in that the power module includes pfc circuit
And IPM module, the controlled end of the pfc circuit and IPM module are connect with first master controller respectively, the pfc circuit
Input terminal be the power module input terminal, the output end of the pfc circuit connect with the input of the IPM module, institute
The output end of IPM module is stated for accessing compressor electric motor.
10. a kind of air conditioner, which is characterized in that including electrically-controlled component as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821327203.1U CN208794655U (en) | 2018-08-16 | 2018-08-16 | Electrically-controlled component and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821327203.1U CN208794655U (en) | 2018-08-16 | 2018-08-16 | Electrically-controlled component and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208794655U true CN208794655U (en) | 2019-04-26 |
Family
ID=66205854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821327203.1U Withdrawn - After Issue CN208794655U (en) | 2018-08-16 | 2018-08-16 | Electrically-controlled component and air conditioner |
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| Country | Link |
|---|---|
| CN (1) | CN208794655U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931040A (en) * | 2018-08-16 | 2018-12-04 | 广州华凌制冷设备有限公司 | Electrically-controlled component and air conditioner |
-
2018
- 2018-08-16 CN CN201821327203.1U patent/CN208794655U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931040A (en) * | 2018-08-16 | 2018-12-04 | 广州华凌制冷设备有限公司 | Electrically-controlled component and air conditioner |
| CN108931040B (en) * | 2018-08-16 | 2023-11-28 | 广州华凌制冷设备有限公司 | Electric control assembly and air conditioner |
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