CN105278356A - Air conditioner and low-standby-power-consumption circuit thereof - Google Patents
Air conditioner and low-standby-power-consumption circuit thereof Download PDFInfo
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- CN105278356A CN105278356A CN201410266456.2A CN201410266456A CN105278356A CN 105278356 A CN105278356 A CN 105278356A CN 201410266456 A CN201410266456 A CN 201410266456A CN 105278356 A CN105278356 A CN 105278356A
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Abstract
The invention relates to an air conditioner and a low-standby-power-consumption circuit thereof. A second power wire L2 is added between an indoor unit and an outdoor unit, and the standby and start of the air conditioner is realized through assistance from the second power wire L2. On one hand, the standby power consumption is reduced, and in the standby state, the outdoor unit is completely disconnected from alternating current and realizes zero power consumption, part of unnecessary working circuits of the indoor unit are disconnected, only necessary non-power devices such as a control chip and a remote receiving probe of the control circuit are in a charged state, and thus, the standby power consumption of the entire air conditioner is substantially reduced. On the other end, because of the added second power wire L2, the indoor unit and the outdoor unit can be well compatible with the outdoor unit and the indoor unit of a conventional air conditioner.
Description
Technical field
The invention belongs to the technical field of air conditioner, specifically, relate to a kind of circuit of air conditioner low standby power loss and adopt the air conditioner of described circuit.
Background technology
Along with air-conditioning Energy Efficiency Standard is more and more higher, the stand-by power consumption of air-conditioning also more and more receives the concern of people.As shown in Figure 1, when air conditioner is standby, indoor apparatus of air conditioner circuit and off-premises station circuit are all in power-up state to the circuit of existing common air-conditioning device, and energy consumption is larger.In order to reduce the stand-by power consumption of air conditioner, propose a kind of economical air conditioner, as shown in Figure 2, its indoor set and off-premises station are by power lead L, the signal wire S of signal transmission and for transmit alternating current and signal transmission the bridging line N that shares couple together, stop when air conditioner is standby powering to the circuit in off-premises station, and start time through signal wire indoor machine start the circuit in off-premises station after powering to off-premises station.But circuit structure is complicated, simultaneously, because the circuit of indoor set and off-premises station has all made improvement, thus, if existing common air-conditioning device only needs to change indoor set, off-premises station for the moment, off-premises station, the indoor set of economical air conditioner cannot mate with existing common air-conditioning device, there is compatibling problem.
Summary of the invention
The object of the present invention is to provide a kind of circuit of air conditioner low standby power loss, solve existing air conditioner circuit standby power consumption large, and economical air conditioner cannot mate with existing air conditioner, technical matters that can not be compatible.
For solving the problems of the technologies described above, the present invention is achieved by the following technical solutions:
A kind of circuit of air conditioner low standby power loss, comprise indoor set circuit and off-premises station circuit, and between indoor set circuit and off-premises station circuit for transmit alternating current the first power wiring L1, transmit alternating current and the bridging line N of signal transmission and the signal wire C of signal transmission, wherein, the second power wiring L2 for transmitting alternating current is connected with between indoor set circuit and off-premises station circuit;
Indoor set circuit comprises:
Telecommunication circuit, connects with the first power wiring L1, is carried out transmission and the reception of signal by signal wire C and off-premises station telecommunication circuit;
First on-off switch RY1, switches the connection between the first power wiring L1 and the second power wiring L2 and disconnection, switches the connection between the first power wiring L1 and telecommunication circuit and disconnection;
Rectification circuit, is converted to DC voltage, for indoor set is powered by the alternating voltage that the first power wiring L1 and bridging line N transmits;
Control circuit, for receiving remote signal, controlling the on off state of the first on-off switch RY1, and remote signal is sent to telecommunication circuit;
Off-premises station circuit comprises:
Telecommunication circuit, carries out transmission and the reception of signal by described signal wire C and indoor set telecommunication circuit;
Rectification circuit, is converted to DC voltage, for off-premises station is powered by the alternating voltage that the first power wiring L1 or the second power wiring L2 and bridging line N transmits;
On-off switch, it switches described first power wiring L1 or the connection between the second power wiring L2 and rectification circuit and disconnection;
Control circuit, for the control signal that received communication circuit sends, controls the on off state of on-off switch.
Off-premises station on-off switch comprises the second on-off switch RY2 and the 3rd on-off switch RY3, and the second on-off switch RY2 switches the connection between described second power wiring L2 and rectification circuit and disconnection; 3rd on-off switch RY3 switches the connection between described first power wiring L1 and rectification circuit and disconnection.
Or off-premises station on-off switch is single-pole double-throw switch (SPDT).
Based on the design of the circuit of above-mentioned air conditioner low standby power loss, the invention allows for a kind of air conditioner, air conditioner comprises indoor set circuit and off-premises station circuit, and between indoor set circuit and off-premises station circuit for transmit alternating current the first power wiring L1, transmit alternating current and the bridging line N of signal transmission and the signal wire C of signal transmission, wherein, the second power wiring L2 for transmitting alternating current is connected with between indoor set circuit and off-premises station circuit;
Indoor set circuit comprises:
Telecommunication circuit, connects with the first power wiring L1, is carried out transmission and the reception of signal by signal wire C and off-premises station telecommunication circuit;
First on-off switch RY1, switches the connection between the first power wiring L1 and the second power wiring L2 and disconnection, switches the connection between the first power wiring L1 and telecommunication circuit and disconnection;
Rectification circuit, is converted to DC voltage, for indoor set is powered by the alternating voltage that the first power wiring L1 and bridging line N transmits;
Control circuit, for receiving remote signal, controlling the on off state of the first on-off switch RY1, and remote signal is sent to telecommunication circuit;
Off-premises station circuit comprises:
Telecommunication circuit, carries out transmission and the reception of signal by described signal wire C and indoor set telecommunication circuit;
Rectification circuit, is converted to DC voltage, for off-premises station is powered by the alternating voltage that the first power wiring L1 or the second power wiring L2 and bridging line N transmits;
On-off switch, it switches described first power wiring L1 or the connection between the second power wiring L2 and rectification circuit and disconnection;
Control circuit, for the control signal that received communication circuit sends, controls the on off state of on-off switch.
Compared with prior art, advantage of the present invention and good effect are: air conditioner of the present invention increases by the second power wiring L2 between indoor set and off-premises station, assisted realize the standby of air conditioner and startup by the second power wiring L2.One aspect of the present invention reduces stand-by power consumption, simplify circuit, when standby, first on-off switch RY1 of indoor set disconnects, off-premises station and AC power disconnect completely, and off-premises station realizes zero-power, and operating circuit unnecessary for part also disconnects by indoor set, the necessary non-power device such as control chip and remote control reception probe only retaining control circuit is charged, greatly reduces complete machine stand-by power consumption.On the other hand, indoor set of the present invention, off-premises station can well carry out compatibility with the off-premises station of existing air conditioner, indoor set; If to arrange in pairs or groups existing air-conditioner outdoor unit with indoor set of the present invention, carry out wiring according to existing air-conditioned connected mode, just can normally use; If to arrange in pairs or groups off-premises station of the present invention with existing indoor apparatus of air conditioner, only need L1 and the L2 short circuit in off-premises station terminal block of the present invention, then carry out wiring according to existing air-conditioned connected mode, air conditioner can be realized and normally use, compatible strong.
After reading the detailed description of embodiment of the present invention by reference to the accompanying drawings, the other features and advantages of the invention will become clearly.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of prior art common air-conditioning device.
Fig. 2 is the circuit diagram of prior art economical air conditioner.
Fig. 3 is the circuit diagram of specific embodiment of the invention air conditioner.
Fig. 4 is the circuit diagram of specific embodiment of the invention indoor set and existing air-conditioner outdoor unit compatibility.
Fig. 5 is the circuit diagram of specific embodiment of the invention off-premises station and existing air conditioner room unit compatibility.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.
As shown in Figure 3, the present embodiment proposes a kind of circuit of air conditioner low standby power loss, comprising indoor set circuit and off-premises station circuit, being connected with the bridging line N of signal transmission and the signal wire C of signal transmission by the first power wiring L1 for transmitting alternating current, transmission alternating current between indoor set circuit and off-premises station circuit.When air conditioner normally works, AC power is powered to off-premises station circuit and indoor set circuit by the first power wiring L1, bridging line N, and off-premises station circuit and indoor set circuit carry out transmission and the reception of signal by the potential difference (PD) between signal wire C and bridging line N.In the present embodiment, the second power wiring L2 for transmitting alternating current is also provided with between indoor set circuit and off-premises station circuit.By the second power wiring L2, when air conditioner is standby, off-premises station can be cut off completely and powers, and when air conditioner room unit receives enabled instruction, power to off-premises station, make it enter normal operating conditions, circuit structure is simple, and has the characteristic with existing common air-conditioning device compatibility.
Below the present embodiment is specifically described:
The indoor set circuit of the present embodiment comprises:
Connection terminal, connects with the first power wiring L1, bridging line N, signal wire C and the second power wiring L2.
Filtering circuit, carries out electromagnetic interference (EMI) suppression to the alternating current of the first power wiring L1, bridging line N input.
Rectification circuit, is converted to DC voltage, for indoor set circuit is powered by the alternating voltage that filtering circuit exports.
Switching Power Supply, the DC voltage exported by rectification circuit, electric current are converted to voltage, the electric current of control circuit chip demand, for control circuit and relevant electricity consumption device are powered.
Control circuit, for receiving remote signal, controlling the on off state of the first on-off switch RY1, and remote signal is sent to telecommunication circuit.
Telecommunication circuit, connects with the first power wiring L1, is carried out transmission and the reception of signal by signal wire C and off-premises station telecommunication circuit.
First on-off switch RY1, switches the connection between the first power wiring L1 and the second power wiring L2 and disconnection, switches the connection between the first power wiring L1 and telecommunication circuit and disconnection;
Off-premises station circuit comprises:
Connection terminal, connects with the first power wiring L1, bridging line N, signal wire C and the second power wiring L2.
Filtering circuit, carries out electromagnetic interference (EMI) suppression to the alternating current of the first power wiring L1, bridging line N or the second power wiring L2, bridging line N input.
Rectification circuit, is converted to DC voltage by the alternating voltage that filtering circuit transmits, for Switching Power Supply, relevant electricity consumption device are powered;
Switching Power Supply, the DC voltage the first rectification circuit or the second rectification circuit exported, electric current are converted to voltage, the electric current of control circuit chip demand, for control circuit, relevant electricity consumption device are powered.
Control circuit, for the control signal that received communication circuit sends, the on off state of on-off switch outside pulpit.
Telecommunication circuit, carries out transmission and the reception of signal by described signal wire C and indoor set telecommunication circuit;
On-off switch, it switches the first power wiring L1 or the connection between the second power wiring L2 and rectification circuit and disconnection;
In the present embodiment, on-off switch comprises the second on-off switch RY2 and the 3rd on-off switch RY3, and the second on-off switch RY2 switches the connection between described second power wiring L2 and rectification circuit and disconnection; 3rd on-off switch RY3 switches the connection between described first power wiring L1 and rectification circuit and disconnection.
When air conditioner is standby, the first on-off switch RY1 is in off-state, and the second on-off switch RY2 is in closure state, and the 3rd on-off switch RY3 is in off-state.Now, off-premises station is cut off the electricity supply completely, reduces complete machine stand-by power consumption.
After indoor set remote control reception probe receives the signal of turning on the aircondition that telepilot sends, control circuit controls the first on-off switch RY1 and closes, then alternating current L phase is by the first power wiring L1, first on-off switch RY1, second power wiring L2, second on-off switch RY2 is sent to rectification circuit, form direct current, by after Switching Power Supply for off-premises station control circuit is powered, indoor and outdoor machine communication starts, control circuit controls the 3rd on-off switch RY3 and switches to closure state, second on-off switch RY2 switches to off-state, by AC power directly for off-premises station is powered.
After indoor set remote control reception probe receives the signal of the pass air-conditioning that telepilot sends; indoor set telecommunication circuit sends stopping signal to off-premises station telecommunication circuit; off-premises station control circuit controls the 3rd on-off switch RY3 and disconnects; second on-off switch RY2 disconnects; indoor unit control circuit controls the first on-off switch RY1 point and opens; then off-premises station power supply all cuts off, and indoor set off-premises station stops communication.Unnecessary operating circuit disconnects by indoor unit control circuit, and only remaining indoor set has stand-by electric, reduces by the power consumption of more than 80% than existing air conditioner.
When the present embodiment air conditioner room unit or off-premises station and existing common off-premises station or indoor set are arranged in pairs or groups and used, good compatibility can be realized.Such as, if to arrange in pairs or groups Fig. 1 off-premises station with the indoor set of the present embodiment, according to Fig. 1 wiring, just can normally use, as shown in Figure 4; The off-premises station of the present embodiment if arrange in pairs or groups with the indoor set of Fig. 1, only needs L1 and L2 in the present embodiment off-premises station terminal block to carry out short circuit, then according to Fig. 1 wiring, just can realize the normal use of air conditioner, as shown in Figure 5.
Certainly, in the present embodiment, the second on-off switch RY2 and the 3rd on-off switch RY3 also can adopt a single-pole double-throw switch (SPDT) to realize.
Based on the design of the circuit of above-mentioned air conditioner low standby power loss, the present embodiment also proposed a kind of air conditioner, and air conditioner comprises indoor set circuit and off-premises station circuit, and physical circuit is described above, is not described in detail herein.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (4)
1. the circuit of an air conditioner low standby power loss, comprise indoor set circuit and off-premises station circuit, and between indoor set circuit and off-premises station circuit for transmit alternating current the first power wiring L1, transmit alternating current and the bridging line N of signal transmission and the signal wire C of signal transmission, it is characterized in that: between described indoor set circuit and off-premises station circuit, be connected with the second power wiring L2 for transmitting alternating current;
Described indoor set circuit comprises:
Telecommunication circuit, connects with the first power wiring L1, is carried out transmission and the reception of signal by described signal wire C and off-premises station telecommunication circuit;
First on-off switch RY1, switches the connection between the first power wiring L1 and the second power wiring L2 and disconnection, switches the connection between the first power wiring L1 and telecommunication circuit and disconnection;
Rectification circuit, is converted to DC voltage, for indoor set is powered by the alternating voltage that the first power wiring L1 and bridging line N transmits;
Control circuit, for receiving remote signal, controlling the on off state of the first on-off switch RY1, and remote signal is sent to telecommunication circuit;
Described off-premises station circuit comprises:
Telecommunication circuit, carries out transmission and the reception of signal by described signal wire C and indoor set telecommunication circuit;
Rectification circuit, is converted to DC voltage, for off-premises station is powered by the alternating voltage that the first power wiring L1 or the second power wiring L2 and bridging line N transmits;
On-off switch, it switches described first power wiring L1 or the connection between the second power wiring L2 and rectification circuit and disconnection;
Control circuit, for the control signal that received communication circuit sends, controls the on off state of on-off switch.
2. the circuit of air conditioner low standby power loss according to claim 1, it is characterized in that: described off-premises station on-off switch comprises the second on-off switch RY2 and the 3rd on-off switch RY3, the second on-off switch RY2 switches the connection between described second power wiring L2 and rectification circuit and disconnection; 3rd on-off switch RY3 switches the connection between described first power wiring L1 and rectification circuit and disconnection.
3. the circuit of air conditioner low standby power loss according to claim 1, is characterized in that: described off-premises station on-off switch is single-pole double-throw switch (SPDT).
4. an air conditioner, is characterized in that: described air conditioner comprises the circuit of the low standby power loss described in claim 1-4 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410266456.2A CN105278356B (en) | 2014-06-16 | 2014-06-16 | A kind of circuit of air conditioner and its low standby power loss |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410266456.2A CN105278356B (en) | 2014-06-16 | 2014-06-16 | A kind of circuit of air conditioner and its low standby power loss |
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| CN105278356A true CN105278356A (en) | 2016-01-27 |
| CN105278356B CN105278356B (en) | 2017-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410266456.2A Active CN105278356B (en) | 2014-06-16 | 2014-06-16 | A kind of circuit of air conditioner and its low standby power loss |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109059196A (en) * | 2018-08-07 | 2018-12-21 | 六安市同心畅能电子科技有限公司 | Wall-hanging air conditioner Zero-power-consumption standby intelligent power line |
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| CN109059196A (en) * | 2018-08-07 | 2018-12-21 | 六安市同心畅能电子科技有限公司 | Wall-hanging air conditioner Zero-power-consumption standby intelligent power line |
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| Publication number | Publication date |
|---|---|
| CN105278356B (en) | 2017-10-13 |
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