CN108488948A - Air conditioner, air conditioner control system and outdoor unit switch circuit - Google Patents
Air conditioner, air conditioner control system and outdoor unit switch circuit Download PDFInfo
- Publication number
- CN108488948A CN108488948A CN201810569088.7A CN201810569088A CN108488948A CN 108488948 A CN108488948 A CN 108488948A CN 201810569088 A CN201810569088 A CN 201810569088A CN 108488948 A CN108488948 A CN 108488948A
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- outdoor unit
- relay
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- 238000004891 communication Methods 0.000 claims abstract description 69
- 238000004378 air conditioning Methods 0.000 claims description 28
- 230000005611 electricity Effects 0.000 claims description 11
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 230000003287 optical effect Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 9
- 238000002955 isolation Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/20—Electric components for separate outdoor units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/88—Electrical aspects, e.g. circuits
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses an air conditioner, an air conditioner control system and an outdoor unit switch circuit. The air conditioner control system comprises an outdoor unit switch circuit, an outdoor unit control circuit, a communication power taking circuit, an outdoor unit communication circuit and a filter circuit, wherein the outdoor unit switch circuit is connected with an outdoor unit power supply; the outdoor unit switch circuit is also respectively connected with the communication electricity-taking circuit and the outdoor unit control circuit, and the on and off of the outdoor unit switch circuit are determined by at least one of signals of the communication electricity-taking circuit and signals of the outdoor unit control circuit; the communication electricity-taking circuit is connected with the outdoor unit communication circuit, and the outdoor unit communication circuit is connected with the indoor unit communication circuit. The invention integrates the control and the driving control of the internal machine, can meet the low-power consumption energy-saving requirement of the air conditioner, and has high practicability, safety and reliability.
Description
Technical field
The present invention relates to household appliance technical field, more particularly to a kind of air-conditioning, air-conditioner control system and outdoor unit switching circuit.
Background technology
When air-conditioning is in standby, the major function of indoor unit and outdoor unit is turned off, but often outdoor unit is kept
Energization can't cut off charge relay, continue to power to charging circuit, and can supply electricity to the various members of back circuit always
Device.Outdoor unit will generate some useless power attenuations when standby in this way, cause the waste of resource.
Invention content
It is comprehensive the present invention provides a kind of air-conditioning, air-conditioner control system and outdoor unit switching circuit in view of the above technical problem
Interior machine control and drive control have been closed, the low-power consumption energy saving requirement of air-conditioning can be met.
According to an aspect of the present invention, a kind of outdoor unit switching circuit is provided, wherein the outdoor unit switching circuit with
Outdoor unit power supply connects；The outdoor unit switching circuit also respectively with communicate power-supply circuit and outdoor unit control circuit and connect
Connect, the turn-on and turn-off of the outdoor unit switching circuit by communication power-supply circuit signal and outdoor unit control circuit signal extremely
One item missing determines；Communication power-supply circuit is connect with outdoor unit telecommunication circuit, and outdoor unit telecommunication circuit connects with indoor unit telecommunication circuit
It connects.
In some embodiments of the invention, the outdoor unit switching circuit includes the first relay and the second relay,
Wherein：
After first relay and the second relay are connected in parallel, it is arranged after outdoor unit power supply；
The turn-on and turn-off of first relay are by communication power-supply circuit signal and outdoor unit control circuit first control signal
In at least one of determine；
The turn-on and turn-off of second relay are determined by outdoor unit control circuit second control signal.
In some embodiments of the invention, the first relay includes the first relay contact and the first relay coil,
Second relay includes the second relay contact and the second relay coil, wherein：
After first relay contact and the second relay contact are connected in parallel, it is arranged after outdoor unit power supply；
The first control terminal connection outdoor unit control circuit first control signal end of first relay coil and communication take electricity
Circuit signal end, the second control terminal connection communication power-supply circuit signal end of the first relay；
The first control terminal connection outdoor unit control circuit second control signal end of second relay coil, the second relay
Second control terminal of coil connects supply voltage.
In some embodiments of the invention, the outdoor unit switching circuit further includes triode, wherein：
The base stage connection outdoor unit control circuit first control signal end of triode and communication power-supply circuit signal end, three poles
The collector of pipe connects the first control terminal of the first relay coil, the emitter ground connection of triode.
In some embodiments of the invention, the outdoor unit switching circuit further includes first resistor and second resistance,
In：
First resistor connect with the first relay contact after circuit, then with the second relay contact parallel connection；
The base stage of triode passes through second resistance connection communication power-supply circuit signal end.
In some embodiments of the invention, communication power-supply circuit signal end is taken electric by optical coupling device and communication
Road output end connection；
Outdoor unit control circuit first control signal end is exported by optical coupling device and outdoor unit control circuit first
Signal end connects.
According to another aspect of the present invention, a kind of air-conditioner control system, including outdoor unit switching circuit, outdoor unit control are provided
Circuit, communication power-supply circuit, outdoor unit telecommunication circuit and filter circuit processed, wherein：
The outdoor unit switching circuit is connect with outdoor unit power supply；The outdoor unit switching circuit also respectively with communication
Power-supply circuit is connected with outdoor unit control circuit, and the turn-on and turn-off of the outdoor unit switching circuit are by communication power-supply circuit signal
It is determined at least one in outdoor unit control circuit signal；Communication power-supply circuit is connect with outdoor unit telecommunication circuit, outdoor unit
Telecommunication circuit is connect with indoor unit telecommunication circuit.
In some embodiments of the invention, the air-conditioner control system further includes switching power circuit, wherein：
Filter circuit is connect by switching power circuit with outdoor controller.
In some embodiments of the invention, the air-conditioner control system further includes charging circuit and driving circuit, wherein：
Filter circuit is connect by charging circuit with driving circuit, and outdoor unit control circuit is connect with driving circuit.
In some embodiments of the invention, the outdoor unit switching circuit is the outdoor unit described in any of the above-described embodiment
Switching circuit.
According to another aspect of the present invention, a kind of air-conditioning is provided, includes that outdoor unit as described in above-mentioned any embodiment is opened
Powered-down road or the air-conditioner control system as described in above-mentioned any embodiment.
The present invention combines interior machine control and drive control, can meet the low-power consumption energy saving requirement of air-conditioning, and practicability is high,
Securely and reliably.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the topological structure schematic diagram of outdoor unit circuit in the relevant technologies some embodiments.
Fig. 2 is the schematic diagram of some embodiments of air-conditioner control system of the present invention.
Fig. 3 is the schematic diagram of some embodiments of outdoor unit switching circuit of the present invention.
Fig. 4 is the schematic diagram of some embodiments of air conditioning control method of the present invention.
Fig. 5 is the schematic diagram of other embodiments of air conditioning control method of the present invention.
Fig. 6 is the schematic diagram of the other embodiment of air conditioning control method of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment is illustrative, is never used as to the present invention and its application or makes
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
It is not limited the scope of the invention up to formula and numerical value.
Simultaneously, it should be appreciated that for ease of description, the size of attached various pieces shown in the drawings is not according to reality
Proportionate relationship draw.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as authorizing part of specification.
In shown here and discussion all examples, any occurrence should be construed as merely illustrative, without
It is as limitation.Therefore, the other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent attached drawing in a attached drawing.
Fig. 1 is the topological structure schematic diagram of outdoor unit circuit in the relevant technologies some embodiments.
It is found by the applicant that：It is as shown in Figure 1 in the related technology, relay circuit is in the rear end of Switching Power Supply, it is ensured that interior
Outer machine can must assure that switching power circuit in stand-by mode all by communications interface transmission data, this topological structure at any time
Power supply could control unlatching and wake up, and energy consumption is big.And controlling the relay cut-off can only be controlled by outdoor unit control circuit, work(
It can property be single does not enrich.
Based on the above technical problem, applicant proposed a kind of air-conditioner control systems and outdoor unit switching circuit, lead to below
Specific embodiment is crossed to be specifically described.
Fig. 2 is the schematic diagram of some embodiments of air-conditioner control system of the present invention.As shown in Fig. 2, the air-conditioner control system
May include outdoor unit switching circuit 1, outdoor unit control circuit 2, communication power-supply circuit 3, outdoor unit telecommunication circuit 4 and filtered electrical
Road 5, wherein：
The outdoor unit switching circuit 1 is connect with outdoor unit power supply.
The outdoor unit switching circuit 1 can be specifically arranged between outdoor unit power supply and filter circuit 5.
In some embodiments of the invention, the outdoor unit switching circuit 1 can be control relay circuit.
The outdoor unit switching circuit 1 is also connect with communication power-supply circuit 3 and outdoor unit control circuit 2 respectively.
In some embodiments of the invention, outdoor unit control circuit 2 can be implemented as outdoor unit control chip.
The turn-on and turn-off of the outdoor unit switching circuit 1 are by communication power-supply circuit signal and outdoor unit control circuit signal
In at least one of determine.
Outdoor unit power supply, in the case where outdoor unit switching circuit 1 is connected, powering for outdoor unit circuit.
In some embodiments of the invention, the outdoor unit power supply can be power grid input power；The outdoor
Machine power supply can be external ac power source.
In other embodiments of the present invention, the outdoor unit power supply can also power grid by indoor unit to outdoor
The power supply that machine provides.
In some embodiments of the invention, filter circuit 5 may include forceful electric power filter circuit and rectification circuit.
Communication power-supply circuit 3 is connect with outdoor unit telecommunication circuit 4, and outdoor unit telecommunication circuit 4 is protected with indoor unit telecommunication circuit
Hold communication connection.
In some embodiments of the invention, communication power-supply circuit 3 can be electric pressure converter, such as can be decompression
Device.
In some embodiments of the invention, indoors machine telecommunication circuit obtain it is electric in the case of, outdoor unit telecommunication circuit 4
Electricity, communication power-supply circuit 3 export high level (such as 5V) to outdoor unit switching circuit 1, are led with controlling outdoor unit switching circuit 1
It is logical.
Such as：Indoors machine telecommunication circuit obtain it is electric in the case of, outdoor unit telecommunication circuit 4 it is electric, export the high level of 12V
Communication power-supply circuit 3, communication power-supply circuit 3 is given to convert the high level voltage of 12V to the DC voltage of 5V, switched to outdoor unit
Circuit 1 exports high level (5V), and control outdoor unit switching circuit 1 is connected.
Based on the air-conditioner control system that the above embodiment of the present invention provides, the break-make of outdoor unit telecommunication circuit can be by communicating
Any one of power-supply circuit signal and outdoor unit control circuit signal determine so that the functionality of air-conditioner control system is richer
It is rich.
It is indirect, internal-external machine that 1 (such as relay) mode of outdoor unit switching circuit is controlled in the above embodiment of the present invention
Communication line only connects indoor unit telecommunication circuit and outdoor unit telecommunication circuit, is not connected to outdoor unit switching circuit 1, is communicated in outdoor unit
Between circuit and relay circuit, increases a communication power-supply circuit and be connected.The communication power-supply circuit is from outdoor unit telecommunication circuit
Control exports direct current signal after obtaining signal, and then controls the channel of outdoor unit switching circuit 1, the communication line between internal-external machine
Have no to be associated with.
The communication power-supply circuit of the above embodiment of the present invention is a kind of power-switching circuit, and input terminal communicates for outdoor unit
Circuit, output end are outdoor unit switching circuit, are controlled by outdoor unit telecommunication circuit, and not indoor unit telecommunication circuit controls.
Outdoor unit switching circuit 1 is the direct current obtained from communication power-supply circuit in the above embodiment of the present invention, is not interfered
Indoor unit telecommunication circuit and outdoor unit telecommunication circuit, do not limit the type of telecommunication circuit in this way.
The relationship of outdoor unit switching circuit and indoor unit and indirect relationship in the above embodiment of the present invention, outdoor unit switch
The actuation of relay in circuit only exists causality with disconnection and indoor unit open and close.The above embodiment of the present invention
In, outdoor unit telecommunication circuit obtains the signal of indoor unit telecommunication circuit, and outdoor unit power-supply circuit is made to work, just so that outdoor unit is opened
Powered-down road repeat circuit work.The above embodiment of the present invention is not to directly control relay by indoor unit.
In some embodiments of the invention, as shown in Fig. 2, the air-conditioner control system can also include switch power supply
Road 6, wherein：
Filter circuit 5 is connect by switching power circuit 6 with outdoor unit control circuit 2.
The air-conditioner control system that the above embodiment of the present invention provides so that air-conditioning closes outdoor unit control in stand-by mode
Circuit can also turn off the switch power circuit, achieve the purpose that reduce power consumption.And it can be called out by the communication of indoor unit when being switched on
Awake outdoor unit circuit, to further reduced power consumption.
In some embodiments of the invention, as shown in Fig. 2, the air-conditioner control system can also include charging circuit 7
With driving circuit 8, wherein：
Filter circuit 5 is connect by charging circuit 7 with driving circuit 8, and outdoor unit control circuit 2 is connect with driving circuit 8.
In some embodiments of the invention, driving circuit 8, for driving compressor.
In some embodiments of the invention, outdoor unit control circuit 2 carries out compressor for controlling driving circuit 8
Driving.
In some embodiments of the invention, driving circuit 8 may include PFC (Power Factor Correction,
PFC) circuits such as circuit, IPM (Intelligent Power Module, intelligent power module) circuit.
The structure and function of outdoor unit switching circuit is described further with reference to specific embodiment.
Fig. 3 is the schematic diagram of some embodiments of outdoor unit switching circuit of the present invention.As shown in figure 3, the outdoor of Fig. 2 embodiments
Machine switching circuit 1 may include the first relay 11 and the second relay 12, wherein：
After first relay, 11 and second relay 12 is connected in parallel, it is arranged after outdoor unit power supply.
After first relay, 11 and second relay 12 is connected in parallel, it is arranged in outdoor unit power supply and filtered electrical
Between road 5.
The turn-on and turn-off of first relay 11 are by communication power-supply circuit signal and the control letter of outdoor unit control circuit first
At least one in number determines.
The turn-on and turn-off of second relay 12 are determined by outdoor unit control circuit second control signal.
In some embodiments of the invention, as shown in figure 3, the first relay 11 may include the first relay contact
111 and first relay coil 112, the second relay 12 may include the second relay contact 121 and the second relay coil
122, wherein：
After first relay contact 111 and the second relay contact 121 are connected in parallel, setting outdoor unit power supply it
Afterwards, can specifically be arranged between outdoor unit power supply and filter circuit 5.
First relay coil 112 the first control terminal connection outdoor unit control circuit first control signal end (ends A) and
Communicate power-supply circuit signal end 31, the second control terminal connection communication power-supply circuit signal end 31 of the first relay 11.
The first control terminal connection outdoor unit control circuit second control signal end (ends B) of second relay coil 122, the
Second control terminal of two relay coils 122 connects supply voltage.
In some embodiments of the invention, as shown in figure 3, the outdoor unit switching circuit 1 can also include triode
13, wherein：
Base stage connection outdoor unit control circuit first control signal end (ends A) of triode 13 and communication power-supply circuit signal
End 31, the collector of triode 13 connect the first control terminal of the first relay coil 112, the emitter ground connection of triode 13.
It is at least one in outdoor unit control circuit first control signal end (ends A) and communication power-supply circuit signal end 31
In the case that voltage is more than the threshold voltage Vbe (such as 0.7V) of triode 13, triode 13 is connected, and triode can be by collector
End drags down, and voltage difference, the first relay coil are generated between the first control terminal and the second control terminal of the first relay coil 112
112 obtain electric, the first relay contact 111 closure.
Thus the above embodiment of the present invention easily can control relay using the control voltage of different high values
Conducting, expand application range.Such as：The high value at outdoor unit control circuit first control signal end (ends A) is 3V, is led to
Believe that the high value of power-supply circuit signal end 31 is 5V, then can also realize that triode 13 is connected respectively, so realize first after
Appliance contact 111 is closed.
The control flow of outdoor unit switching circuit is illustrated below.
Power grid is directly accessed outdoor unit switching circuit.
The first, initial power-on when, outdoor unit circuit is in power failure state；In the case that machine powers on indoors, indoor unit
Telecommunication circuit obtains electric so that outdoor unit telecommunication circuit obtains electric；It is 5V high to make the direct current signal of outdoor unit communication power-supply circuit output
Level；In the case where communicating power-supply circuit output high level signal, triode 13 is connected, and triode can draw collector voltage
Low, 112 both ends of the first relay coil generate voltage difference, and the first relay coil 112 must be electric, and the first relay contact 111 closes
Close so that the rear circuit of outdoor unit switching circuit 1 it is electric, outdoor unit control circuit work, wake up entire outdoor unit.
In the above embodiment of the present invention, just when booting outdoor unit control circuit not it is electric, directly pass through communication power-supply circuit
The direct current 5V signals of output control the first relay, and the first relay circuit works after (the first relay contact 111 closure),
Rear circuit (including outdoor unit control circuit) is set to obtain electric.
The first relay contact being closed after the power is turned on is used in the above embodiment of the present invention, guarantee powers on can be to outdoor
Machine driving plate charges, and withouts waiting for after switching power circuit all power, outdoor unit control circuit the first relay contact of control
It is acted, to strengthen the agility of booting.
The second, after outdoor unit charging circuit charging complete, outdoor unit control circuit is controlled to outdoor unit control circuit second
Signal end (ends B) processed exports low level, at this time the second relay coil 122 it is electric, the second relay contact 121 is attracted, by the
One relay contact 111 and first resistor R1 short circuits；And outdoor unit control circuit is controlled to outdoor unit control circuit first at this time
Signal end (ends A) processed exports low level, and triode is disconnected, transistor collector end drawn high, at this time the first relay coil 112
Dead electricity, the first relay contact 111 disconnect.
Third, outdoor unit will enter standby mode or shutdown mode in the case of, communication power-supply circuit signal end it is straight
5V signal power down is flowed, outdoor unit control circuit exports high level to outdoor unit control circuit second control signal end (ends B) so that
Second relay coil, 122 dead electricity, the second relay contact 121 disconnect so that the rear circuit of outdoor unit switching circuit 1 is disconnected
Electricity, to ensure outdoor unit low-power consumption.
The communication power-supply circuit signal of the above embodiment of the present invention is waken up by hardware controls outdoor unit from standby mode, room
Outer machine control circuit first control signal end (ends A), second control signal end (ends B) control the first relay, the second relay
Break-make, and outdoor unit control circuit second control signal end (ends B) control outdoor unit enter standby mode.
When indoor unit power supply electrifying of the above embodiment of the present invention after light-coupled isolation, just booting, outdoor unit control circuit
Not it is electric, directly pass through communicate power-supply circuit output high level signal control the first relay contact closure, the first relay
Guarantee is powered on and can be charged to driving plate.After the work of the first relay of the above embodiment of the present invention, rear circuit (including outdoor unit
Control circuit) just it is electric, do not need outdoor unit control circuit and first control and carry out break-make, while strengthening the agility of booting yet.
In some embodiments of the invention, as shown in figure 3, the outdoor unit switching circuit 1 can also include the first electricity
R1 and second resistance R2 is hindered, wherein：
First resistor R1 connect with the first relay contact 111 after circuit, then it is in parallel with the second relay contact 121.
The effect of first resistor R1 reduces the charging current of charging circuit charging stage for being.
The base stage of triode 13 passes through second resistance R2 connection communication power-supply circuits signal end 31.
The effect of resistance R2 is in the above embodiment of the present invention：The straight of communication power-supply circuit signal end can be prevented
5V signals are flowed by the voltage high at outdoor unit control circuit first control signal end (ends A), interference outdoor unit control circuit output
The case where.
In some embodiments of the invention, as shown in figure 3, communication power-supply circuit signal end 31 passes through optical coupling device
It is connect with communication power-supply circuit output end.The communication power-supply circuit signal is to carry out photoelectricity by communication power-supply circuit output signal
It is obtained after coupling.
Outdoor unit control circuit first control signal end (ends A) passes through optical coupling device and outdoor unit control circuit first
Output signal end connects.The outdoor unit control circuit first control signal be by the first output signal of outdoor unit control circuit into
It is obtained after row photoelectric coupling.
Power-supply circuit signal end 31 and outdoor unit control circuit first control signal end are communicated in the above embodiment of the present invention
(ends A) is light current, and controlling forceful electric power with it need to be realized with light-coupled isolation, and it is floating to solve indoor unit ground wire using light-coupled isolation
Ground, outdoor unit ground wire thermally the problem of, generated when preventing its control dangerous altogether.
The air-conditioner control system and outdoor unit switching circuit of the above embodiment of the present invention combine interior machine control and driving control
System can meet the low-power consumption energy saving requirement of air-conditioning, and practicability is high, securely and reliably.
The above embodiment of the present invention provides a kind of low-power consumption topological structure communicated based on air-conditioning internal-external machine and its relay
Device control circuit, which can make air-conditioning, and closing control device can also turn off the switch power circuit in stand-by mode, reach
Reduce the purpose of power consumption.And the above embodiment of the present invention can wake up outdoor unit circuit when being switched on by the communication of indoor unit.
The power consumption of outdoor unit when the above embodiment of the present invention can reduce air-conditioner standby, and reduce resource waste, make
Air-conditioner outdoor unit can enter low-power consumption mode.
According to another aspect of the present invention, a kind of air-conditioning is provided, including such as above-mentioned any embodiment (such as Fig. 3 embodiments)
The outdoor unit switching circuit 1 or the air-conditioner control system as described in above-mentioned any embodiment (such as Fig. 2 embodiments).
Based on the air-conditioning that the above embodiment of the present invention provides, the power consumption of outdoor unit when can reduce air-conditioner standby, and subtract
The wasting of resources is lacked, air-conditioning is allow to enter low-power consumption mode.
Based on the air-conditioning that the above embodiment of the present invention provides, interior machine control and drive control are combined, air-conditioning can be met
Low-power consumption energy saving requirement, and practicability is high, securely and reliably.
Fig. 4 is the schematic diagram of some embodiments of air conditioning control method of the present invention.Preferably, the present embodiment can be by of the invention empty
Control system is adjusted to execute.The outdoor unit is the air-conditioning described in any of the above-described embodiment.
Air conditioning control method as shown in Figure 4 includes：
Step 401, it is determined according at least one in communication power-supply circuit signal and outdoor unit control circuit signal outdoor
The turn-on and turn-off of machine switching circuit 1.
Based on the air conditioning control method that the above embodiment of the present invention provides, the break-make of outdoor unit telecommunication circuit can be by communicating
Any one of power-supply circuit signal and outdoor unit control circuit signal determine so that the functionality of air-conditioner control system is richer
It is rich.
Fig. 5 is the schematic diagram of other embodiments of air conditioning control method of the present invention.Preferably, the present embodiment can be by the present invention
Air-conditioner control system executes.
In some embodiments of the invention, the outdoor unit switching circuit 1 includes the first relay 11 and the second relay
Device 12, wherein after first relay, 11 and second relay 12 is connected in parallel, be arranged in outdoor unit power supply and filtering
Between circuit 5.
As shown in figure 5, the step 401 in Fig. 4 embodiments may include：
Step 501, according at least one in communication power-supply circuit signal and outdoor unit control circuit first control signal
Determine the turn-on and turn-off of the first relay 11.
Step 502, the turn-on and turn-off of the second relay 12 are determined according to outdoor unit control circuit second control signal.
Fig. 6 is the schematic diagram of the other embodiment of air conditioning control method of the present invention.Preferably, the present embodiment can be by the present invention
Air-conditioner control system executes.As shown in fig. 6, the step 401 in Fig. 4 embodiments may include：
Step 601, initial power-on stage, outdoor unit circuit are in power failure state.
Step 602, in the case that machine powers on indoors, indoor unit telecommunication circuit obtains electric so that outdoor unit telecommunication circuit 4
Electricity.
Step 603, outdoor unit telecommunication circuit 4 it is electric in the case of, communication power-supply circuit 3 export high level signal.
Step 604, in the case where communicating the output high level signal of power-supply circuit 3, the conducting of the first relay 11, outdoor unit
The rear circuit of switching circuit 1 it is electric, outdoor unit control circuit 2 work, wake up entire outdoor unit.
The first relay contact being closed after the power is turned in the above embodiment of the present invention, guarantee are powered on and can be driven to outdoor unit
Plate charges, and withouts waiting for after switching power circuit all power, and outdoor unit control circuit the first relay contact of control is into action
Make, to strengthen the agility of booting.
Step 605, after 7 charging complete of charging circuit, the outdoor unit control circuit second of outdoor unit control circuit 2 controls
Signal end exports low level signal so that the second relay 12 is connected；
Step 606, the conducting of the second relay 12 is by the first relay 11 and first resistor R1 short circuits.
In some embodiments of the invention, the outdoor unit switching circuit 1 can also include first resistor R1, wherein
First resistor R1 connect with the first relay 11 after circuit, then it is in parallel with the second relay 12.
Step 607, outdoor unit control circuit 2 exports low level signal to outdoor unit control circuit first control signal end,
It is disconnected with controlling the first relay 11.
Step 608, in the case where outdoor unit will enter standby mode or shutdown mode, communication power-supply circuit exports low electricity
Ordinary mail number.
Step 609, outdoor unit control circuit to outdoor unit control circuit second control signal end export high level signal,
First relay and the second relay disconnect, and the rear circuit of outdoor unit switching circuit powers off, to ensure the low work(of outdoor unit
Consumption.
When indoor unit power supply electrifying of the above embodiment of the present invention after light-coupled isolation, just booting, outdoor unit control circuit
Not it is electric, directly pass through communicate power-supply circuit output high level signal control the first relay contact closure, the first relay
Guarantee is powered on and can be charged to driving plate.After the work of the first relay of the above embodiment of the present invention, rear circuit (including outdoor unit
Control circuit) just it is electric, do not need outdoor unit control circuit and first control and carry out break-make, while strengthening the agility of booting yet.
The above embodiment of the present invention provides a kind of low-power consumption topological structure communicated based on air-conditioning internal-external machine and its relay
Device control circuit, which can make air-conditioning, and closing control device can also turn off the switch power circuit in stand-by mode, reach
Reduce the purpose of power consumption.And the above embodiment of the present invention can wake up outdoor unit circuit when being switched on by the communication of indoor unit.
The power consumption of outdoor unit when the above embodiment of the present invention can reduce air-conditioner standby, and reduce resource waste, make
Air-conditioner outdoor unit can enter low-power consumption mode.
So far, the present invention is described in detail.In order to avoid the design of the masking present invention, it is public that this field institute is not described
Some details known.Those skilled in the art as described above, can be appreciated how to implement technology disclosed herein completely
Scheme.
One of ordinary skill in the art will appreciate that realizing that all or part of step of above-described embodiment can pass through hardware
It completes, relevant hardware can also be instructed to complete by program, the program can be stored in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
Description of the invention provides for the sake of example and description, and is not exhaustively or will be of the invention
It is limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.It selects and retouches
It states embodiment and is to more preferably illustrate the principle of the present invention and practical application, and those skilled in the art is enable to manage
Various embodiments with various modifications of the solution present invention to design suitable for special-purpose.
Claims (11)
1. a kind of outdoor unit switching circuit, which is characterized in that the outdoor unit switching circuit is connect with outdoor unit power supply；Institute
Outdoor unit switching circuit is stated also to connect with communication power-supply circuit and outdoor unit control circuit respectively, the outdoor unit switching circuit
Turn-on and turn-off are determined by least one in communication power-supply circuit signal and outdoor unit control circuit signal；Communicate power-supply circuit
It is connect with outdoor unit telecommunication circuit, outdoor unit telecommunication circuit is connect with indoor unit telecommunication circuit.
2. outdoor unit switching circuit according to claim 1, which is characterized in that including the first relay and the second relay
Device, wherein：
After first relay and the second relay are connected in parallel, it is arranged after outdoor unit power supply；
The turn-on and turn-off of first relay are by communication power-supply circuit signal and outdoor unit control circuit first control signal
At least one is determined；
The turn-on and turn-off of second relay are determined by outdoor unit control circuit second control signal.
3. outdoor unit switching circuit according to claim 2, which is characterized in that the first relay is touched including the first relay
Point and the first relay coil, the second relay include the second relay contact and the second relay coil, wherein：
After first relay contact and the second relay contact are connected in parallel, it is arranged after outdoor unit power supply；
The first control terminal connection outdoor unit control circuit first control signal end of first relay coil and communication power-supply circuit
Signal end, the second control terminal connection communication power-supply circuit signal end of the first relay；
The first control terminal connection outdoor unit control circuit second control signal end of second relay coil, the second relay coil
The second control terminal connect supply voltage.
4. outdoor unit switching circuit according to claim 3, which is characterized in that further include triode, wherein：
The base stage connection outdoor unit control circuit first control signal end of triode and communication power-supply circuit signal end, triode
Collector connects the first control terminal of the first relay coil, the emitter ground connection of triode.
5. outdoor unit switching circuit according to claim 4, which is characterized in that further include first resistor and second resistance,
Wherein：
First resistor connect with the first relay contact after circuit, then with the second relay contact parallel connection；
The base stage of triode passes through second resistance connection communication power-supply circuit signal end.
6. outdoor unit switching circuit according to claim 4 or 5, which is characterized in that
Communication power-supply circuit signal end is connect by optical coupling device with communication power-supply circuit output end；
Outdoor unit control circuit first control signal end passes through optical coupling device and the first output signal of outdoor unit control circuit
End connection.
7. a kind of air-conditioner control system, which is characterized in that take electricity including outdoor unit switching circuit, outdoor unit control circuit, communication
Circuit, outdoor unit telecommunication circuit and filter circuit, wherein：
The outdoor unit switching circuit is arranged between outdoor unit power supply and filter circuit；The outdoor unit switching circuit is also
It is connect respectively with communication power-supply circuit and outdoor unit control circuit, the turn-on and turn-off of the outdoor unit switching circuit are taken by communicating
At least one in electric circuit signal and outdoor unit control circuit signal determines；Power-supply circuit is communicated with outdoor unit telecommunication circuit to connect
It connects, outdoor unit telecommunication circuit is connect with indoor unit telecommunication circuit.
8. air-conditioner control system according to claim 7, which is characterized in that further include switching power circuit, wherein：
Filter circuit is connect by switching power circuit with outdoor controller.
9. air-conditioner control system according to claim 8, which is characterized in that further include charging circuit and driving circuit,
In：
Filter circuit is connect by charging circuit with driving circuit, and outdoor unit control circuit is connect with driving circuit.
10. according to the air-conditioner control system described in any one of claim 7-9, which is characterized in that the outdoor unit switch electricity
Road is the outdoor unit switching circuit described in any one of claim 1-6.
11. a kind of air-conditioning, which is characterized in that include outdoor unit switching circuit as described in any one of claim 1-6 or such as
Air-conditioner control system described in any one of claim 7-10.
Priority Applications (1)
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|---|---|---|---|
| CN201810569088.7A CN108488948B (en) | 2018-06-05 | 2018-06-05 | Air conditioner, air conditioner control system and outdoor unit switch circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810569088.7A CN108488948B (en) | 2018-06-05 | 2018-06-05 | Air conditioner, air conditioner control system and outdoor unit switch circuit |
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| CN108488948A true CN108488948A (en) | 2018-09-04 |
| CN108488948B CN108488948B (en) | 2023-11-14 |
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