CN210441403U - Air conditioner power consumption control system and air conditioner - Google Patents
Air conditioner power consumption control system and air conditioner Download PDFInfo
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- CN210441403U CN210441403U CN201921408696.6U CN201921408696U CN210441403U CN 210441403 U CN210441403 U CN 210441403U CN 201921408696 U CN201921408696 U CN 201921408696U CN 210441403 U CN210441403 U CN 210441403U
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Abstract
The utility model provides an air conditioner power consumption control system and air conditioner, wherein, air conditioner power consumption control system includes: the communication board comprises an optical coupling module; and the main control board is connected with the optical coupling module of the communication board, receives the signal sent by the optical coupling module and controls the running frequency of the compressor of the air conditioner according to the signal. The utility model discloses a mode communication of opto-coupler connection has reduced external interference to the main control board, and is with low costs, and the reliability is high.
Description
Technical Field
The utility model relates to an air conditioner technical field particularly, relates to an air conditioner consumption control system and air conditioner.
Background
Along with the improvement of living standard and the continuous development of air-conditioning industry, the requirement of consumers on the control of the power consumption of the air-conditioning is higher and higher, particularly in the Australia air-conditioning market, the power consumption control function becomes standard configuration, the running power consumption of the air-conditioning can be set through external equipment so as to adapt to different occasions and working conditions, and different modes are provided for realizing the function, but the existing air-conditioning power consumption control scheme has poor anti-interference capability, low reliability and high cost, and cannot meet the use requirement of users.
SUMMERY OF THE UTILITY MODEL
The to-be-solved problem of the utility model is that current air conditioner consumption control scheme interference killing feature is poor, and the reliability is low, and is with high costs, can't satisfy user's user demand.
In order to solve the problem, the utility model provides an air conditioner consumption control system and air conditioner.
An air conditioner power consumption control system comprising:
the communication board comprises an optical coupling module; and
and the main control board is connected with the optical coupling module of the communication board and used for receiving the signal sent by the optical coupling module and controlling the running frequency of the compressor of the air conditioner according to the signal.
The utility model discloses a mode communication of opto-coupler connection has reduced external interference to the main control board, and is with low costs, and the reliability is high.
Furthermore, the communication board further comprises a power module connected with the optical coupling module and used for supplying power to the optical coupling module.
Further, the power module is a switching power supply.
The utility model discloses a switching power supply is the communication board power supply, has the low power dissipation, and stability is good, advantage that anti-interference is strong.
Further, the air conditioner power consumption control system further includes: and the external equipment is connected with the optical coupling module of the communication board and is communicated with the main control board through the optical coupling module.
Furthermore, the main control board is further connected with a power module of the communication board, and the power module is further connected with the external device and used for supplying power to the external device.
Further, the power supply module comprises a switching power supply chip, a switching transformer, a capacitor, a diode, a voltage stabilizing diode and an optocoupler; the switching power supply chip and the switching transformer are used for converting the voltage provided by the main control board into pulsating direct-current voltage, and the capacitor, the diode and the voltage stabilizing diode are used for stabilizing the pulsating direct-current voltage and feeding back to the switching power supply chip through the optocoupler so as to adjust the switching frequency.
Further, the optical coupler module comprises a resistor r1, a resistor r2, a capacitor c1, a capacitor c2 and an optical coupler; the optical coupler, the resistor r2 and the capacitor c2 are connected in parallel, and two ends of the resistor r1 are connected with the capacitor c1 and the resistor r2 respectively.
Further, the optical coupling module further comprises an input interface O and an output interface DRM, wherein the input interface O is used for being connected with the external device, and the output interface DRM is used for being connected with the main control board.
Furthermore, the communication board comprises a plurality of the optical coupling modules, input interfaces of the optical coupling modules are all connected with the external equipment, and output interfaces of the optical coupling modules are all connected with the main control board; the main control board controls the operation frequency of the compressor of the air conditioner to be different according to different signal combinations of the output interfaces of the optical coupling modules.
An air conditioner comprises the air conditioner power consumption control system and a compressor.
The utility model discloses the air conditioner adopts the mode communication of opto-coupler connection, has reduced the interference of external world to the main control board, and is with low costs, and the reliability is high; the switching power supply is adopted to supply power to the communication board, and the communication board has the advantages of low power consumption, good stability and strong interference resistance.
Drawings
Fig. 1 is a block diagram of an air conditioner power consumption control system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a power module according to an embodiment of the present invention;
fig. 3 is a schematic diagram of an optocoupler module according to the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
The utility model provides an air conditioner power consumption control system, include:
the communication board comprises an optical coupling module; and
and the main control board is connected with the optical coupling module of the communication board and used for receiving the signal sent by the optical coupling module and controlling the running frequency of the compressor of the air conditioner according to the signal.
The utility model discloses a mode communication of opto-coupler connection has reduced external interference to the main control board, and is with low costs, and the reliability is high.
Furthermore, the communication board further comprises a power module connected with the optical coupling module and used for supplying power to the optical coupling module.
Preferably, the power module is a switch power supply, and the switch power supply is adopted to supply power to the communication board, so that the power module has the advantages of low power consumption, good stability and strong interference resistance.
Further, the air conditioner power consumption control system further includes: and the external equipment is connected with the optical coupling module of the communication board and is communicated with the main control board through the optical coupling module. Therefore, signals can be sent to the optical coupling module through the external equipment, the optical coupling module processes the signals sent by the external equipment and then sends the signals to the main control board, and the main control board receives the signals sent by the optical coupling module and controls the running frequency of the compressor of the air conditioner according to the signals sent by the optical coupling module.
The external equipment can be any equipment which is connected with the communication board and provides external control signals for the communication board. The specific type of the external device can be selected according to the use requirement of a user.
In addition, the main control board is further connected with a power module of the communication board, and the power module is further connected with the external equipment and used for supplying power to the external equipment.
The power supply module comprises a switching power supply chip, a switching transformer, a capacitor, a diode, a voltage stabilizing diode and an optocoupler; the switching power supply chip and the switching transformer are used for converting the voltage provided by the main control board into pulsating direct-current voltage, and the capacitor, the diode and the voltage stabilizing diode are used for stabilizing the pulsating direct-current voltage and feeding back to the switching power supply chip through the optocoupler so as to adjust the switching frequency. Power module utilizes switching power supply chip, switching transformer, resistance, electric capacity etc. can stabilize the 15V voltage that the main control board provided about 10V, does opto-coupler module with the external equipment power supply.
The optical coupling module comprises a resistor r1, a resistor r2, a capacitor c1, a capacitor c2 and an optical coupler; the optical coupler, the resistor r2 and the capacitor c2 are connected in parallel, and two ends of the resistor r1 are connected with the capacitor c1 and the resistor r2 respectively. The optical coupling module further comprises an input interface O and an output interface DRM, wherein the input interface O is used for being connected with the external equipment, and the output interface DRM is used for being connected with the main control board.
Preferably, the communication board comprises a plurality of the optical coupling modules, input interfaces of the optical coupling modules are all connected with the external device, and output interfaces of the optical coupling modules are all connected with the main control board; the signal that external equipment sent is through input interface input extremely the opto-coupler module, by the processing back warp of opto-coupler module output interface send to the main control board, the main control board is according to a plurality of the signal combination of the output interface of opto-coupler module is different, controls the compressor operating frequency of air conditioner is different.
To sum up, the utility model provides a reliable and stable air conditioner power consumption control system has realized the communication of outside and main control board, and its leading principle is through receiving external control signal, external control signal can by external device send to the opto-coupler module, warp opto-coupler module feeds back to the main control board, the main control board is through received signal control compressor operating frequency to control complete machine operation consumption, for example inject the consumption and move between "0%", "50%", "75%" (certainly not only in here, concrete consumption limit value can suitably be adjusted), reach energy-conserving purpose, promote the air conditioner intellectuality. Furthermore, the utility model discloses an improve whole circuit stability, power module can adopt small-size switching power supply circuit, switching power supply circuit input by the main control board provides the energy.
In one embodiment, as shown in fig. 1, the air conditioner power consumption control system includes: the system comprises a main control board, a low-power consumption communication board and external equipment; the low-power-consumption communication board comprises a power module and three optocoupler modules; the output end of the external equipment is simultaneously connected with the input ends of the three optical coupling modules and is used for sending an external control signal to the three optical coupling modules; the output ends of the three optocoupler modules are simultaneously connected with the main control board and used for processing external control signals and then sending the processed external control signals to the main control board; and the main control board receives signals sent by the three optocoupler modules and controls the running frequency of a compressor of the air conditioner, so that corresponding power control is completed. In addition, the switching power supply output end of the main control board is connected with the power supply module, and the power supply module is also connected with the external equipment and used for supplying power to the external equipment. The power module is also connected with the optical coupling module and used for supplying power to the optical coupling module.
As shown in fig. 2, the power module is a switching power supply, and in this embodiment, because a low-power-consumption switching power supply is used as a power source and an optocoupler is used as feedback, interference of the power supply is effectively reduced. Specifically, the switching power supply includes: the circuit comprises a switching power supply chip, a switching transformer, a resistor R1, a resistor R2, a resistor R3, a resistor R4, a capacitor C1, a capacitor C2, a capacitor C3, a capacitor C4, a capacitor C5, a diode D1, a diode D2, a zener diode ZD1 and an optocoupler; wherein, the first terminal VCC of the resistor R1 (connected with the external equipment); the cathode of the voltage stabilizing diode ZD1 is connected with the second end of the resistor R1; a first end of the resistor R2 is connected with the anode of the zener diode ZD1, and a second end is grounded; the first end of the capacitor C1 is connected with the first end of the resistor R1, and the second end is grounded; the first end of the capacitor C2 is connected with the first end of the resistor R1, and the second end is grounded; the first end of the resistor R3 is connected with +15V voltage (connected with the main control board); the first end of the capacitor C3 is grounded, and the second end of the capacitor C3 is connected with the second end of the resistor R3; a first end of an optical coupler of the power supply module is connected with the anode of the voltage stabilizing diode ZD1, and a second end of the optical coupler of the power supply module is connected with a second end of the resistor R2; the first end of the capacitor C4 is connected with the third end of the optocoupler, and the second end of the capacitor C4 is connected with the fourth end of the optocoupler; the first end of the switching power supply chip is connected with the second end of the capacitor C3, and the second end of the switching power supply chip is connected with the first end of the capacitor C4; the first end of the primary coil of the switching transformer is connected with +15V voltage (connected with the main control board), the second end of the primary coil of the switching transformer is connected with the third end of the switching power supply chip, and the fourth end of the switching power supply chip is connected with the second end of the capacitor C4 and is grounded; a first end of a secondary coil of the switching transformer is connected with the anode of the diode D1, and a second end of the secondary coil is grounded; a first end of the resistor R4 is connected to a first end of the primary coil; the cathode of the diode D2 is connected with the second end of the resistor R4, and the anode of the diode D2 is connected with the third end of the switching power supply chip; the first end of the capacitor C5 is connected to the first end of the resistor R4, and the second end is connected to the second end of the resistor R4.
The +15V of the main control board passes through the switch transformer of the power supply module, under the action of the switch power supply chip, the secondary of the switch transformer can generate a pulsating direct current voltage, and then the pulsating direct current voltage is generated through the diode, the capacitor and the voltage stabilizing diode, so that a stable direct current voltage is generated, and the stable direct current voltage is fed back to the switch power supply chip through the optical coupler in the power supply module, thereby adjusting the switching frequency and achieving the purpose of stabilizing the voltage. Alternatively, R1 ═ 2K, R2 ═ 2K, and ZD1 are zener diodes of 7.5V.
As shown in fig. 3, the optical coupler module includes a resistor r1, a resistor r2, a capacitor c1, a capacitor c2, an optical coupler, an input interface O, and an output interface DRM, where the optical coupler, the resistor r2, and the capacitor c2 in the optical coupler module are connected in parallel, and two ends of the resistor r1 are connected to the capacitor c1 and the resistor r2, respectively; two ends of the capacitor c1 are also connected with an input interface O and the ground respectively; the two ends of the capacitor c2 are also connected to the output interface DRM and ground, respectively. The input interface O is connected with the external equipment and used for receiving external control signals, an optical coupler in the optical coupler module is used for processing the received signals, and the output interface DRM is connected with the main control board and used for outputting the processed signals to the main control board.
In this embodiment, the three optical coupling modules are respectively a first optical coupling module, a second optical coupling module and a third optical coupling module, an input port of the first optical coupling module is O1, and an output interface is DRM1, as shown in fig. 3 (a); the input port of the second optical coupling module is O2, and the output interface is DRM2, as shown in fig. 3 (b); the input port of the third optical coupling module is O3, and the output interface is DRM3, as shown in fig. 3 (c). The communication between the external equipment and the main control board is divided into three channels (corresponding to the three optical coupling modules respectively), and each channel corresponds to different power consumption limits. For any optical coupling module, when input interface O of the optical coupling module receives a high level signal, a diode in an optical coupler of the optical coupling module is conducted, output interface DRM of the optical coupling module receives a low level and outputs the low level to the main control board, and the main control board judges that corresponding control is executed after the low level is received, so that the frequency of the press is limited to a corresponding set value, and the purpose of power consumption control is achieved.
That is, the main control board can control the compressor to have different frequencies according to different received signals, and the corresponding relationship between specific signals (single channel) or signal combination (multiple channels) and the frequencies can be preset. In this embodiment, the main control board limits the frequency of the press to different setting values according to different signals of the three channels, so as to achieve the purpose of controlling power consumption. For example, when the output interface DRM1 of the first optocoupler module outputs a high level, the output interface DRM2 of the second optocoupler module outputs a high level, and the output interface DRM3 of the third optocoupler module outputs a high level, the main control board limits the frequency of the voltage divider to a set value, which corresponds to a power consumption; when the output interface DRM1 of the first optical coupling module outputs a high level, the output interface DRM2 of the second optical coupling module outputs a low level, and the output interface DRM3 of the third optical coupling module outputs a high level, the frequency of the voltage divider is limited to another set value, which corresponds to another power consumption, and so on.
Of course, the present invention is not limited to three optocoupler modules, and those skilled in the art can adjust the optocoupler modules appropriately according to the needs.
In addition, the power module of the low-power-consumption communication board can be obtained by directly adopting a semiconductor voltage stabilizing device, and details are not repeated.
The utility model also provides an air conditioner, it includes air conditioner consumption control system, still include the compressor.
The utility model discloses the air conditioner includes air conditioner consumption control system, adopts the mode communication of opto-coupler connection, has reduced the interference of external world to the main control board, and is with low costs, and the reliability is high; the switching power supply is adopted to supply power to the communication board, and the communication board has the advantages of low power consumption, good stability and strong interference resistance.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the scope or spirit of the present invention, and the scope of the present invention is defined by the appended claims.
Claims (10)
1. An air conditioner power consumption control system, comprising:
the communication board comprises an optical coupling module; and
and the main control board is connected with the optical coupling module of the communication board, receives the signal sent by the optical coupling module and controls the running frequency of the compressor of the air conditioner according to the signal.
2. The air conditioner power consumption control system of claim 1, wherein the communication board further comprises a power module connected to the optical coupling module for supplying power to the optical coupling module.
3. The air conditioner power consumption control system of claim 2, wherein the power module is a switching power supply.
4. The air conditioner power consumption control system according to claim 2, characterized by further comprising: and the external equipment is connected with the optical coupling module of the communication board and is communicated with the main control board through the optical coupling module.
5. The air conditioner power consumption control system of claim 4, wherein the main control board is further connected to a power module of the communication board, and the power module is further connected to the external device and configured to supply power to the external device.
6. The air conditioner power consumption control system of claim 5, wherein the power module comprises a switching power chip, a switching transformer, a capacitor, a diode, a zener diode, and an optocoupler; the switching power supply chip and the switching transformer are used for converting the voltage provided by the main control board into pulsating direct-current voltage, and the capacitor, the diode and the voltage stabilizing diode are used for stabilizing the pulsating direct-current voltage and feeding back to the switching power supply chip through the optocoupler so as to adjust the switching frequency.
7. The air conditioner power consumption control system of claim 4, wherein the optical coupler module comprises a resistor r1, a resistor r2, a capacitor c1, a capacitor c2 and an optical coupler; the optical coupler, the resistor r2 and the capacitor c2 are connected in parallel, and two ends of the resistor r1 are connected with the capacitor c1 and the resistor r2 respectively.
8. The air conditioner power consumption control system of claim 7, wherein the optical coupling module further comprises an input interface O and an output interface DRM, the input interface O is used for being connected with the external device, and the output interface DRM is used for being connected with the main control board.
9. The air conditioner power consumption control system of claim 8, wherein the communication board comprises a plurality of the optical coupling modules, input interfaces of the optical coupling modules are all connected with the external device, and output interfaces of the optical coupling modules are all connected with the main control board; the main control board controls the operation frequency of the compressor of the air conditioner to be different according to different signal combinations of the output interfaces of the optical coupling modules.
10. An air conditioner characterized by comprising the air conditioner power consumption control system as claimed in any one of claims 1 to 9, and further comprising a compressor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921408696.6U CN210441403U (en) | 2019-08-27 | 2019-08-27 | Air conditioner power consumption control system and air conditioner |
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| CN201921408696.6U CN210441403U (en) | 2019-08-27 | 2019-08-27 | Air conditioner power consumption control system and air conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425705A (en) * | 2019-08-27 | 2019-11-08 | 宁波奥克斯电气股份有限公司 | A kind of air-conditioning power consumption control system and air-conditioning |
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2019
- 2019-08-27 CN CN201921408696.6U patent/CN210441403U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425705A (en) * | 2019-08-27 | 2019-11-08 | 宁波奥克斯电气股份有限公司 | A kind of air-conditioning power consumption control system and air-conditioning |
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