CN203147980U - Air conditioning device - Google Patents

Air conditioning device Download PDF

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Publication number
CN203147980U
CN203147980U CN 201220724513 CN201220724513U CN203147980U CN 203147980 U CN203147980 U CN 203147980U CN 201220724513 CN201220724513 CN 201220724513 CN 201220724513 U CN201220724513 U CN 201220724513U CN 203147980 U CN203147980 U CN 203147980U
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China
Prior art keywords
state
display part
power supply
power
relay
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CN 201220724513
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Chinese (zh)
Inventor
东山伸
堂前浩
林万里央
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Daikin Industries Ltd
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Daikin Industries Ltd
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Abstract

The utility model discloses an air conditioning device. An air conditioning device (1) is provided with a display part (34), a display setting part (39), and a display part side relay (37) which are arranged inside a remote controller (30) connected with an indoor unit (20). The display setting part (39) is characterized in that a user sets the display part (34) under an instruction waiting state to be any one state of a display state and a non-display state in advance. The display part side relay (37) is switched to be under any state of a power supply state for suppying power to the display part (34) under the instruction waiting state and a power off state for cutting off power supply to the display part (34) under the instruction waiting state. Therefore, the utility model discloses the air conditioning device capable of lowering standby power consumption.

Description

Aircondition
Technical field
The utility model relates to a kind of aircondition that comprises off-premises station, indoor set and wire remote control devices, particularly relates to a kind of technology that reduces stand-by power consumption.
Background technology
Up to now, it is known to have an aircondition of off-premises station and indoor set.For example, in patent documentation 1 disclosed aircondition, off-premises station is joined to one another by a pair of power wiring that links to each other with AC power and a holding wire with indoor set.And, in the running from AC power to off-premises station with indoor set power supply, between indoor set and off-premises station, carry out transmission and the reception of signal simultaneously.
In this aircondition, the power circuit of the outdoor pusher side that links to each other with control part and the converter (inverter) of outdoor pusher side is provided with switch relay.This switch relay disconnects when operating condition is shifted to holding state at aircondition.For this reason, aircondition power supply to off-premises station when standby is cut off, and only power to indoor set, thereby the power consumption (stand-by power consumption) during standby is minimized.
Patent documentation 1: a day disclosure special permission communique spy opens the 2010-54065 communique
The utility model content
-utility model technical problem to be solved-
In the aircondition of patent documentation 1, operate with Digiplex, and also use wire remote control devices to operate in addition sometimes.Wire remote control devices links to each other with indoor set usually, powers to this wire remote control devices through indoor set from AC power.For this reason, when standby, also keep to wire remote control devices and power.
But, when standby, comprising the situation that the user is absent from the scene, the user not sees the demonstration of remote controller sometimes.In this case, even power to the display part of wire remote control devices, this electric power also can be wasted, and has consequently produced the problem that can't fully reduce the stand-by power consumption of device integral body.
The utility model is finished in view of described problem, and its purpose is: by reducing the stand-by power consumption that the unnecessary power consumption of wire remote control devices reduces device integral body.
-in order to the technical scheme of technical solution problem-
The utility model of first aspect is object with following aircondition.This aircondition comprises indoor set 20, off-premises station 10 and wire remote control devices 30, this aircondition can from AC power 50 to described indoor set 20 and the operating condition of described off-premises station 10 power supply and from described AC power 50 to described indoor set 20 power supplies and between the cut holding state of the power supply of described off-premises station 10, shift.It is characterized in that: described wire remote control devices 30 comprises display part 34, configuration part 39 and switching part 37, power to described display part 34 through described indoor set 20 from described AC power 50, described configuration part 39 constitutes the user and will be in described display part 34 under the holding state in advance and be set at arbitrary state in show state and the non-show state, switching part 37 is according to the setting content of this configuration part 39, switches to the power supply state of described display part 34 power supplies and cuts off arbitrary state in the off-position of these display part 34 power supplies.
In the utility model of described first aspect, will be in display part 34 under the holding state in advance by the user and be set at arbitrary state in show state and the non-show state.And when being set at show state, to display part 34 power supplies, display part 34 shows under holding state; When being set at non-show state, the power supply to display part 34 under holding state is cut off, and display part 34 does not show.For this reason, display part 34 be in non-show state during, the power consumption of wire remote control devices 30 is minimized.The power consumption of display part 34 is big especially in wire remote control devices 30.For this reason, by display part 34 is set at non-show state, and can reduce the power consumption of wire remote control devices 30 significantly.
The utility model of second aspect is such, in the related aircondition of the utility model of described first aspect, it is characterized in that: described wire remote control devices 30 comprises and will feed to the power supply 32 of described display part 34 for the electricity that comes from described indoor set 20, described switching part 37 switches to the power supply state to described display part 34 power supplies and the arbitrary state that cuts off the off-position of powering from this power supply 32 to this display part 34 from described power supply 32 according to the setting content of described configuration part 39.
In the utility model of described second aspect, 32 power supplies from indoor set 20 to power supply, whether power supply 32 is then switched by switching part 37 to display part 34 power supplies.For this reason, even under holding state, also can keep from indoor set 20 to power supply 32 power supply, thereby this power supply 32 can be to the other parts power supply of working under holding state.
The utility model of the third aspect is such, described first or the related aircondition of the utility model of second aspect in, it is characterized in that: described wire remote control devices 30 has action button, this wire remote control devices 30 constitutes and press described action button when described switching part 37 is in off-position, thus with when pressing this action button the regular event that should carry out compare and preferentially make described switching part 37 switch to power supply state.
In the utility model of the described third aspect, when being in non-show state, display part 34 presses the operation button as if the user, then do not work as when pressing this action button the regular event that should carry out (for example, begin to move when pressing the running that running button time institute should carry out), but make switching part 37 switch to power supply state, allow display part 34 show.Afterwards, when being in show state, display part 34 if the user presses the operation button, just carries out regular event.For this reason, the user can (for example, before the running beginning) make display part 34 become show state to confirm displaying contents before carrying out regular event.
The utility model of fourth aspect is such, in the related aircondition of described first the utility model of either side to the third aspect, it is characterized in that: described wire remote control devices 30 constitutes when described switching part 37 is in off-position, Department of Communication Force 33 1 receives error message, just makes described switching part 37 switch to power supply state to show this error message.
In the utility model of described fourth aspect, Department of Communication Force 33 1 receives error message when display part 34 is in non-show state, and switching part 37 just switches to power supply state, and this error message just can be shown portion 34 and show.For this reason, the user can confirm error message when mistake occurring.
The effect of-utility model-
According to the utility model, the user will be in display part 34 under the holding state in advance and be set at arbitrary state in show state and the non-show state.When being set at show state, under holding state, making switching part 37 switch to power supply state and show by display part 34; When being set at non-show state, under holding state, making switching part 37 switch to off-position and do not allow display part 34 show.Thus, wire remote control devices 30 display part 34 be in non-show state during can reduce power consumption (stand-by power consumption) significantly, consequently can reduce the stand-by power consumption of aircondition 1 integral body.
According to the utility model of second aspect, under holding state, 32 power supplies from indoor set 20 to power supply, whether this power supply 32 is then switched by switching part 37 to display part 34 power supplies.Thus, power supply 32 can be powered to the other parts of working under holding state, thereby can guarantee in the following necessity work that will carry out of holding state.
According to the utility model of the third aspect, under situation about when display part 34 is in non-show state, pressing the operation button, do not work as when pressing this action button the regular event that should carry out, but allow display part 34 show.Thus, the user can make display part 34 become show state with the affirmation displaying contents before carrying out regular event, thereby can prevent maloperation.
According to the utility model of fourth aspect, when being in non-show state, display part 34 receiving under the situation of error message, and make display part 34 become show state to show error message.Thus, the user can grasp error message immediately when mistake occurring.
Description of drawings
Fig. 1 is the block diagram (instruction wait state) of the electrical system of the related aircondition of present embodiment.
Fig. 2 is the block diagram of the related remote controller of present embodiment.
Fig. 3 is the state transition diagram of the aircondition of present embodiment.
Fig. 4 is the figure that is illustrated in the state of each relay when having formed the circuit that is charged by smmothing capacitor.
Fig. 5 is illustrated in the figure that finishes the state of each relay of back to the transfer of charged state.
Fig. 6 is the figure that is illustrated in the state of each relay under the wait state.
Fig. 7 is the figure that is illustrated in the state of each relay under the operating condition.
-symbol description-
The 1-aircondition; The 10-off-premises station; The 20-indoor set; 30-remote controller (wire remote control devices); The 32-power supply; The 34-display part; 37-display part side relay (switching part); 39-display setting portion (configuration part); The 40-button that turns round; 50-commercial ac power source (AC power).
The specific embodiment
Below, with reference to accompanying drawing embodiment of the present utility model is described.In addition, following embodiment is preferred example in essence, but intention is not limited the scope of the utility model, its application or its purposes.(embodiment of utility model)
<overall structure 〉
Fig. 1 is the block diagram of the electrical system of the related aircondition of embodiment of the present utility model 1.As shown in Figure 1, aircondition 1 has off-premises station 10, indoor set 20 and remote controller 30.In addition, in off-premises station 10, be provided with parts such as motor compressor, outdoor heat converter, outdoor fan and expansion valve, in indoor set 20, be provided with parts such as indoor heat converter, indoor fan, but these do not illustrate out.In aircondition 1, constituted the refrigerant loop (omitting diagram) that carries out kind of refrigeration cycle by these parts.
In aircondition 1, after alternating current (being the three-phase alternating current of 200V in this example) feeds to off-premises station 10 from commercial AC power 50, except the circuit in off-premises station 10 and the power supply of described motor compressor, also the two-phase in this three-phase alternating current is supplied with indoor set 20.In order to realize from indoor set 20 1 sides off-premises station 10 such as being controlled at purpose, between off-premises station 10 and indoor set 20, carry out the communication of signal.For this reason, in aircondition 1, between off-premises station 10 and indoor set 20, be provided with the holding wire S of the power wiring L that sends from the alternating current of commercial ac power source 50 (abbreviating AC power hereinafter as), the described signal of transmission and for transmitting described alternating current and transmitting this three line of bridging line N (inside and outside distribution) that described signal shares.
In this example, power wiring L is connected with the R of AC power 50 in off-premises station 10, and bridging line N is connected with the S of AC power 50 in off-premises station 10.That is to say that indoor set 20 is connected with S mutually with the R of AC power 50, is supplied to single-phase alternating current.Holding wire S sends and receives the described signal except being used for, also as hereinafter described in order to transmit alternating current.For this reason, with having the distribution of the current-carrying capacity corresponding with trnamission capacity as holding wire S.In the present embodiment, use the distribution identical with bridging line N with power wiring L as holding wire S.
<off-premises station 10 〉
Off-premises station 10 has the first outside power circuit, 14, the second outside power circuits 12, off-premises station transmission circuit 11, and outside control circuit 13 and relay K 13R, K14R, K15R are with the electrical system as this off-premises station 10.
-the first outside power circuit 14-
The first outside power circuit 14 will be supplied with so-called SPM (Intelligent Power Module abbreviates " IPM " hereinafter as) and outdoor fan motor after will being converted to direct current from the three-phase alternating current that exchanges power supply 50.In addition, after IPM is converted to the alternating current with assigned frequency and voltage with the direct current of importing, supply with the motor of described motor compressor.In this example, the first outside power circuit 14 has noise filter 14a, two main relay 14b, two diode electrically bridge circuit 14c, reactor 14d and smmothing capacitor 14e.
Noise filter 14a is made of capacitor and coil.The R that two main relay 14b are separately positioned on described three-phase alternating current mutually with T supply lines mutually on.These two main relay 14b are made of so-called open type relay.Particularly, main relay 14b has a stationary contact and a movable contact, and as if the coil electricity to this main relay 14b, then these two contacts become connection status (closure).A diode electrically bridge circuit among two diode electrically bridge circuit 14c with the R of described three-phase alternating current mutually and S mutually as importing, another diode electrically bridge circuit with the S of described three-phase alternating current mutually and T mutually as importing, respectively the alternating current of importing is carried out full-wave rectification.The output of these two diode electrically bridge circuit 14c is input to smmothing capacitor 14e through reactor 14d, is undertaken smoothly by smmothing capacitor 14e.By smmothing capacitor 14e level and smooth direct current be supplied to described IPM and outdoor fan motor.
-the second outside power circuit 12-
The second outside power circuit 12 with the R of described three-phase alternating current mutually and S after this two-phase is converted to direct current (being 5V in this example) mutually, control circuit 13 outside the supply chamber.In this example, the second outside power circuit 12 has diode electrically bridge circuit 12a, smmothing capacitor 12b and Switching Power Supply 12c.The input of diode electrically bridge circuit 12a is connected with the relay K 13R that hereinafter is described in detail, and another input is connected with the S of described three-phase alternating current.After the output of diode electrically bridge circuit 12a is level and smooth by smmothing capacitor 12b, input switch power supply 12c.Switching Power Supply 12c is made of for example DC-DC converter, and the DC voltage of importing is converted to assigned voltage (5V) back to 13 outputs of outside control circuit.
-off-premises station transmission circuit 11-
Between off-premises station transmission circuit 11 and indoor set transmission circuit 21, carry out communicating by letter of signal.In this communication, according to the potential difference between holding wire S and the bridging line N, carry out communicating by letter of high level and low level bi-level digital signal.One end of the telecommunication circuit in the indoor set transmission circuit 21 (omitting diagram) is connected with bridging line N, and the other end of telecommunication circuit is connected with holding wire S through relay K 14R.
-relay K 13R-
Relay K 13R switches relay from the path of alternating current to the second outside power circuit 12 that supply with.Relay K 13R is made of so-called conversion hysteria relay.Particularly, relay K 13R has two stationary contacts and a movable contact, a stationary contact (being called normally-closed contact) is connected with movable contact when not to the coil electricity of this relay K 13R, if to this coil electricity then another stationary contact (being called normally opened contact) will be connected with movable contact.Switching (whether to coil electricity) to relay K 13R is controlled by outside control circuit 13.
In this example, the movable contact of relay K 13R is connected with the input of diode electrically bridge circuit 12a.Normally-closed contact is connected with holding wire S, and normally opened contact is connected with the R of described three-phase alternating current.That is to say that when not to the coil electricity of relay K 13R, normally-closed contact is connected with movable contact, the input of diode electrically bridge circuit 12a is connected with holding wire S.If to the coil electricity of relay K 13R, then movable contact is connected with normally opened contact, and becomes to the state of the diode electrically bridge circuit 12a input AC electricity of the second outside power circuit 12.
-relay K 14R-
Relay K 14R is to being connected and relay that disconnection is switched between holding wire S and the off-premises station transmission circuit 11.Relay K 14R is made of so-called open type relay, and as if the coil electricity to this relay, then stationary contact and movable contact become closure state.The break-make of relay K 14R is controlled by outside control circuit 13.In this example, relay K 14R constitutes: movable contact is connected with holding wire S, and an end of the telecommunication circuit in stationary contact and the off-premises station transmission circuit 11 (omitting diagram) is connected.Certainly, in the open type relay, the signal of importing etc. also can be opposite with the corresponding relation of each contact.
-relay K 15R-
Relay K 15R is the relay that whether switches to 11 power supplies of off-premises station transmission circuit.Relay K 15R is made of so-called open type relay.Relay K 15R constitutes: a contact is connected with the supply node of off-premises station transmission circuit 11, and another contact is connected with the R of described three-phase alternating current.Off-premises station transmission circuit 11 is powered if connect relay K 15R then, if relay K 15R disconnection then is cut off to the power supply of off-premises station transmission circuit 11.The break-make of relay K 15R is controlled by outside control circuit 13.
-outside control circuit 13-
Outside control circuit 13 comprises that microcomputer and having stored allows the memory (omitting diagram) of program of this microcomputer work.Outside control circuit 13 is also controlled when off-premises station 10 starts except the signal that for example receives from indoor set transmission circuit 21 according to off-premises station transmission circuit 11 is controlled described motor compressor etc.When aircondition 1 is in instruction during wait state, be cut off to the power supply of outside control circuit 13, this outside control circuit 13 quits work.
indoor set 20 〉
Indoor set 20 has indoor power circuit 22, indoor set transmission circuit 21, indoor control circuit 23, relay K 2R, the 1st diode D1 and the 2nd diode D2 with the electrical system as this indoor set 20.
-indoor power circuit 22-
Indoor power circuit 22 has noise filter 22a, diode electrically bridge circuit 22b, smmothing capacitor 22c and Switching Power Supply 22d.After indoor power circuit 22 will be converted to direct current (being the direct current of 5V in this example) through the alternating current that power wiring L and bridging line N are supplied with by AC power 50, the inboard control circuit 23 of supply chamber.
In this example, noise filter 22a is made of two coils.Diode electrically bridge circuit 22b is to carrying out full-wave rectification through noise filter 22a by the alternating current that power wiring L and bridging line N import.Smmothing capacitor 22c is made of for example electrolytic capacitor, and the output of diode electrically bridge circuit 22b is carried out smoothly.Switching Power Supply 22d is made of for example DC-DC converter etc., with smmothing capacitor 22c level and smooth direct current be converted to assigned voltage (5V) back to 23 outputs of indoor control circuit.
-indoor set transmission circuit 21-
As mentioned above, between indoor set transmission circuit 21 and off-premises station transmission circuit 11, carry out communicating by letter of signal.In this communication, carry out communicating by letter of data signal according to holding wire S with the potential difference between the bridging line N, thereby an end of the telecommunication circuit in the indoor set transmission circuit 21 is connected with holding wire S through the 2nd diode D2, the other end of telecommunication circuit is connected with bridging line N.
-relay K 2R, the 1st diode D1 and the 2nd diode D2-
Relay K 2R is made of so-called open type relay.In the present embodiment, relay K 2R and the 1st diode D1 are arranged in the indoor set 20, and are connected between power wiring L and the holding wire S.Particularly, the movable contact of relay K 2R is connected with power wiring L, and the stationary contact of relay K 2R is connected with the negative electrode of the 1st diode D1.The anode of the 1st diode D1 is connected with holding wire S.
Relay K 2R works the disconnected on-off action of switching between power wiring L and the holding wire S of company.The break-make of relay K 2R is controlled by indoor control circuit 23.The 1st diode D1 blocking-up flows into the alternating current of this direction of indoor set transmission circuit 21.In addition, the position of the 1st diode D1 and relay K 2R relation also can be opposite.That is to say, the negative electrode of the 1st diode D1 is connected with power wiring L, and the anode of the 1st diode D1 is connected with the contact of relay K 2R, another contact of relay K 2R is connected with holding wire S.
The anode of the 2nd diode D2 is connected with the connected node ND1 of the 1st diode D1 and holding wire S, and its negative electrode is connected with signal input node ND2 in the indoor set transmission circuit 21.The 2nd diode D2 blocking-up is from the alternating current of this direction of indoor set transmission circuit 21 outflows.Because bridging line N is connected with the S of AC power 50 in aircondition 1, so the alternating current of this S phase is undertaken being superimposed upon after the halfwave rectifier on the signal of communication between indoor set transmission circuit 21 and the off-premises station transmission circuit 11 by the 2nd diode D2.
-indoor control circuit 23-
Indoor control circuit 23 comprises that microcomputer and having stored allows the memory (omitting diagram) of program of this microcomputer work, this indoor control circuit 23 by 22 power supplies of indoor power circuit after, the operating condition of aircondition 1 is controlled.This indoor control circuit 23 has interface circuit 24.
-interface circuit 24-
As shown in Figure 2, interface circuit 24 is connected with remote controller 30 through a pair of transmission line 31, when this interface circuit 24 is powered to remote controller 30, also carries out transmission and the reception of signal between this interface circuit 24 and remote controller 30.
remote controller 30 〉
Remote controller 30 is connected with indoor set 20 through transmission line 31, constitutes wire remote control devices of the present utility model.This remote controller 30 comprises that power supply 32, Department of Communication Force 33, display part 34, Department of Communication Force side relay 36, display part side relay 37, operating portion 38 and control part 41 are with the electrical system as this remote controller 30.
-power supply 32-
Power supply 32 is connected with the interface circuit 24 of indoor set 20 through transmission line 31, and then also is connected with Department of Communication Force 33, display part 34 and control part 41 respectively.This power supply 32 will be supplied with each one 33,34,41 respectively after will being converted to direct current for the electricity that comes from interface circuit 24.
-Department of Communication Force 33-
Department of Communication Force 33 is connected on the transmission line 31 in parallel with power supply 32, carries out transmission and the reception of signal between this Department of Communication Force 33 and interface circuit 24.
-display part 34-
Display part 34 is for example liquid crystal display picture, and it shows the running content of aircondition 1 and user's content of operation.
-Department of Communication Force side relay 36-
Department of Communication Force side relay 36 is arranged between power supply 32 and the Department of Communication Force 33, make power supply 32 to the power supply state of Department of Communication Force 33 power supply and cut off arbitrary state in the off-position of this power supply by switching to, and make the correspondingly arbitrary state in the in running order and halted state of Department of Communication Force 33.
-display part side relay 37-
Display part side relay 37 is arranged between power supply 32 and the display part 34, make power supply 32 to the power supply state of display part 34 power supply and cut off arbitrary state in the off-position of this power supply by switching to, and make display part 34 correspondingly be in arbitrary state in show state and the non-show state.This display part side relay 37 constitutes switching part of the present utility model.
-operating portion 38-
Operating portion 38 has a plurality of action buttons, and user's content of operation is exported to control part 41 as signal.This operating portion 38 has display setting portion 39 and running button 40.
To be in the display part 34 of instruction under the wait state in advance by the user in display setting portion 39 and be set at arbitrary state in show state and the non-show state, this setting content is to control part 41 outputs.This display setting portion 39 constitutes configuration part of the present utility model.
Running button 40 makes aircondition 1 entry into service or this aircondition 1 is shut down.
-control part 41-
Control part 41 has microcomputer and allows the program of this microcomputer work (omit diagram), for example will indicate entry into service or the signal that shuts down transfers to Department of Communication Force 33, perhaps two relays 36,37 is carried out switch and controls.
Particularly, under the control of control part 41, Department of Communication Force side relay 36 is in off-state when the instruction wait state, and is in on-state when operating condition.And then under the control of control part 41, display part side relay 37 is in the state (on-state or off-state) that has been configured by display setting portion 39 when the instruction wait state, and is in on-state when operating condition.
Control part 41 constitutes: under the situation of display part side relay 37 arbitrary action button of user's push portion 38 when being in off-state under the instruction wait state, do not begin to work as when pressing this action button the regular event (when pressing running button 40, should turn round and begin action) that should carry out, but display part side relay 37 is connected.That is to say, when display part side relay 37 is in off-state, with when pressing this action button the regular event that should carry out compare and preferentially carry out ON Action that display part side relay 37 is connected.Then, when display part side relay 37 is in on-state, if the user presses the operation button, control part 41 will allow when pressing this action button the regular event that should carry out begin.
And then, control part 41 constitutes: when display part side relay 37 is in off-state under the instruction wait state, produce mistakes such as unusual if replacing filter or draining pump occur, just forcibly display part side relay 37 is connected, allow display part 34 show error message.
The working condition of<aircondition 1 〉
Fig. 3 is the state transition diagram of aircondition 1.Aircondition 1 shifts between illustrated these four kinds of states of instruction wait state, charged state, wait state and operating condition hereinafter.
(1) instruction wait state
The instruction wait state is the related holding state of the utility model, refers to indoor set 20 power supplies, and the state of off-premises station 10 not being powered.
As an example, the overall power that the instruction wait state of present embodiment refers to aircondition 1 is minimum state.Particularly, the instruction wait state of present embodiment is a kind of like this state, and namely off-premises station 10 is powered the back to indoor set 20 power supply, but not to the state of power supplies such as each circuit of inside and motor compressor.So, the power supply to each circuit of off-premises station 10 under the instruction wait state is cut off, thereby can seek to reduce stand-by power consumption.
On the other hand, indoor set 20 also is in the state of power consumption minimum, in the present embodiment, in the indoor control circuit 23 with receive part from the signal correction of remote controller 30 and carry out work after by 22 power supplies of indoor power circuit.
Remote controller 30 also is in the state of power consumption minimum, and the power supply to Department of Communication Force 33 is cut off at least.And this remote controller 30 is in the state that can respond the running operation that the user carries out.In addition, the power consumption (stand-by power consumption) of indoor set 20 and remote controller 30 is not limited thereto.
(2) charged state
Charged state refers to be begun to charge by the second outside power circuit 12 in off-premises station 10, up to the state during till the proceed to transmit signal between off-premises station transmission circuit 11 and the indoor set transmission circuit 21 this.
The power consumption and instruction wait state of indoor set 20 is identical.
In remote controller 30, to Department of Communication Force 33 and display part 34 power supplies.
(3) wait state
Wait state refers to that above-mentioned charged state finishes the state that the back enters when the running beginning, and wait state refers to the state that enters behind the state of shutting down (as mentioned below) when running stops, in both cases, wait state all refers to the state that off-premises station 10 can be shifted to operating condition (as mentioned below) immediately.Under wait state, off-premises station transmission circuit 11 and outside control circuit 13 can both carry out work.Particularly the wait state (wait state that shut down state after enter) of running when stopping is in order to realize refrigerant pressure in the motor compressor all to press or to establish for the intended operation (scheduled operation) that makes the running repeatedly starting and stopping etc., and its time is for example 10 minutes.
In addition, the power consumption of indoor set 20 and remote controller 30 is identical with charged state.
(4) operating condition
Operating condition refers to from the first outside power circuit 14 to IPM and blower motor power supply, makes the state that motor compressor and outdoor fan can turn round or the state that is just turning round.
The power consumption of remote controller 30 is identical with charged state.On the other hand, because indoor fans etc. are in operating condition, so the power consumption of indoor set 20 increases to some extent than above-mentioned various states.
-running begin the action-
Running at aircondition 1 begins in the action, and state is according to shifting (shown in solid arrow Fig. 3) from instruction wait state, charged state, wait state to the order of operating condition.Hereinafter, in order the action from the instruction wait state to operating condition is described.
Electrical system under the<instruction wait state 〉
At first, the state to the electrical system under the instruction wait state describes.What Fig. 1 represented is the state of the relay under the instruction wait state.
In off-premises station 10, main relay 14b is in off-state, thereby the first outside power circuit 14 is not to IPM and the power supply of outdoor fan motor.Also have, relay K 14R and relay K 15R also are in off-state, thereby are cut off being connected between off-premises station transmission circuit 11 and the holding wire S, and power and also be cut off.Also have, relay K 13R is in the state that normally-closed contact is connected with movable contact, thereby the input of the diode electrically bridge circuit 12a of the second outside power circuit 12 is connected with holding wire S.Under this state, not to 12 energisings of the second outside power circuit, thereby also not to 13 power supplies of outside control circuit.So, the power supply to off-premises station 10 just is cut off.
In indoor set 20, relay K 2R is in off-state, and holding wire S and power wiring L are in the non-state that is electrically connected.In indoor set 20, in the indoor control circuit 23 with receive part from the signal correction of remote controller 30 and carry out work after by 22 power supplies of indoor power circuit.
In remote controller 30, Department of Communication Force side relay 36 is in off-state, thereby is cut off to the power supply of Department of Communication Force 33.And when the user was set at " allowing display part 34 show " in display setting portion 39, display part side relay 37 just became on-state, to display part 34 power supplies, allowed display part 34 show.Otherwise when the user was set at " do not allow display part 34 show " in display setting portion 39, display part side relay 37 just became off-state, was cut off to the power supply of display part 34, did not allow display part 34 show.
<from instructing the transfer of wait state to charged state 〉
Fig. 4 is the figure of the state of each relay when being illustrated in the circuit that has formed by the smmothing capacitor 12b of the second outside power circuit 12 charging.Fig. 5 is illustrated in the figure that finishes the state of each relay of back to the transfer of charged state.
(when the display part 34 of remote controller 30 is in non-show state)
When the user pressed arbitrary button in the action button (comprise running button 40) of remote controller 30, control part 41 was just connected display part side relay 37, and 34 power from power supply 32 to display part.Then, when the user pressed running button 40, control part 41 was just connected Department of Communication Force side relay 36,33 power supplies from power supply 32 to Department of Communication Force, and this Department of Communication Force 33 sends the running commencing signal to indoor set 20.
(when the display part 34 of remote controller 30 is in show state)
When the user pressed the running button 40 of remote controller 30, control part 41 was just connected Department of Communication Force side relay 36,33 power supplies from power supply 32 to Department of Communication Force, and this Department of Communication Force 33 sends the running commencing signal to indoor set 20.
In indoor set 20, if interface circuit 24 receives the running commencing signal, indoor control circuit 23 is just connected relay K 2R.So, just formed from the R of described three-phase alternating current mutually the path till power wiring L, relay K 2R, the 1st diode D1, holding wire S and relay K 13R arrive the second outside power circuit 12.Thus, just formed the circuit (with reference to Fig. 4) that the smmothing capacitor 12b to the second outside power circuit 12 charges.
In off-premises station 10, if smmothing capacitor 12b is recharged, makes the input of Switching Power Supply 12c is stablized, thereby Switching Power Supply 12c can export the DC voltage (being 5V in this example) of regulation, then outside control circuit 13 startups.The outside control circuit 13 that has started makes the coil electricity of relay K 13R, allows normally opened contact and movable contact become connection status.Thus, the send power path of the input of diode electrically bridge circuit 12a in off-premises station 10 is connected with the R of described three-phase alternating current.That is to say that outside control circuit 13 switches to the state (with reference to Fig. 5) of being powered by AC power 50 without holding wire S.Thus, just finished from instructing the transfer of wait state to charged state.
<transfer from from charged state to wait state 〉
Fig. 6 is the figure of expression state of each relay when finishing to the transfer of wait state.In indoor set 20, when count through official hour (outside control circuit 13 starts the required enough time) from engage relay K2R after, just relay K 2R is disconnected.Thus, just holding wire S can be used for receiving and sending signal.
In off-premises station 10, after relay K 2R disconnected, outside control circuit 13 was just connected relay K 15R, and became to the state of off-premises station transmission circuit 11 power supplies, and relay K 14R is connected.Thus, the telecommunication circuit in the off-premises station transmission circuit 11 just is connected with indoor set transmission circuit 21 with bridging line N through holding wire S, becomes the state that can communicate with indoor set transmission circuit 21.Thus, aircondition 1 finishes described charged state, and becomes the state (being wait state) that can shift to operating condition immediately.
<transfer from from wait state to operating condition 〉
Fig. 7 is the figure of the state of each relay under the expression operating condition.When shifting from wait state to operating condition, outside control circuit 13 is connected two main relay 14b.Thus, to described IPM and the power supply of outdoor fan motor, motor compressor etc. become operating condition, thereby can for example freeze by the first outside power circuit 14.
-running stop the action-
Running at aircondition 1 stops in the action, and state is according to shifting (shown in dotted arrow Fig. 3) from operating condition, wait state to the order of instruction wait state.Hereinafter, in order the action from operating condition to the instruction wait state is described.
<transfer from from operating condition to wait state 〉
Under operating condition, when the user pressed the running button 40 of remote controller 30, remote controller 30 just sent the running stop signal to indoor set 20, and then indoor set 20 sends the running stop signal to off-premises station 10.
In off-premises station 10, if receive the running stop signal, outside control circuit 13 just switches to off-state (with reference to Fig. 6) with the main relay 14b of the first outside power circuit 14 from on-state.Thus, be cut off to the power supply of IPM and outdoor fan motor, motor compressor etc. stop.So, just finished transfer from from operating condition to wait state.
<transfer from wait state to the instruction wait state 〉
Under wait state, at first can remote controller 30 be judged and be shifted to the instruction wait state according to whether having passed through the stipulated time.If passed through the stipulated time, remote controller 30 just is judged as and can shifts to the instruction wait state.Then, remote controller 30 sends to indoor set 20 after the disconnect request signal, and indoor set 20 sends the disconnect request signal to off-premises station 10.
In off-premises station 10, if off-premises station transmission circuit 11 receives the disconnect request signal, outside control circuit 13 just disconnects relay K 14R and relay K 15R.And then outside control circuit 13 makes the normally-closed contact of relay K 13R and movable contact become connection status, thereby is cut off (with reference to Fig. 1) to the power supply of the second outside power circuit 12.Also have, before cutting off power supply, after off-premises station 10 was implemented signal to indoor set 20 transmission cut-outs, indoor set 20 sent to remote controller 30 and cuts off the enforcement signal.
In remote controller 30, when Department of Communication Force 33 received cut-out enforcement signal, control part 41 just disconnected Department of Communication Force side relay 36, thereby is cut off to the power supply of Department of Communication Force 33.When being set at " allowing display part 34 show " in display setting portion 39, display part side relay 37 is kept on-state, thereby can keep to the power supply of display part 34.Otherwise when being set at " not allowing display part 34 show " in display setting portion 39, control part 41 just disconnects display part side relay 37, thereby is cut off to the power supply of display part 34.So, just finished to the transfer of instruction wait state.
The effect of<present embodiment 〉
According to present embodiment, the user utilizes display setting portion 39 will be in the display part 34 of instruction under the wait state in advance and is set at arbitrary state in show state and the non-show state.When being set at show state, under the instruction wait state, allow display part 34 show 37 connections of display part side relay; When being set at non-show state, under the instruction wait state, do not allow display part 34 show 37 disconnections of display part side relay.Thus, remote controller 30 display part 34 be in non-show state during can reduce power consumption (stand-by power consumption) significantly, consequently can reduce the stand-by power consumption of aircondition 1 integral body.
According to present embodiment, 32 power supplies from indoor set 20 to power supply, whether this power supply 32 is then switched by display part side relay 37 to display part 34 power supplies.Thus, power supply 32 can be powered to the other parts that control part 41 grades are worked under the instruction wait state, thereby can guarantee in the following necessity work that will carry out of instruction wait state.
According to present embodiment, when display part side relay 37 is in off-state under the instruction wait state, if the arbitrary button in the action button of user's push portion 38 (comprising running button 40), then do not work as when pressing this action button the regular event that should carry out, allow display part 34 show but display part side relay 37 connected.Thus, the user can work as when pressing this action button before the regular event that should carry out (when pressing running button 40 just before the running beginning) make display part 34 become show state with the affirmation displaying contents, thereby can prevent maloperation.
According to present embodiment, mistake appears when display part side relay 37 is in off-state under the instruction wait state, and Department of Communication Force 33 is connected display part side relay 37 once receiving error message, demonstrates error message at display part 34.Thus, the user can grasp error message immediately.
(other embodiment)
Utilize Department of Communication Force side relay 36 and display part side relay 37 to switch Department of Communication Force 33 and display part 34 residing states respectively in said embodiment, but also can switch the state of Department of Communication Force 33 and display part 34 with a relay unification.
In said embodiment, implement under the situation of signal when remote controller when running stops to move 30 receives from the cut-out of indoor set 20, Department of Communication Force side relay 36 and display part side relay 37 (only when being set at disconnection) will be disconnected.But, make relay 36,37 opportunitys that disconnect be not limited to this, for example also can when the user presses running button 40, count through relay 36,37 is disconnected.
-industrial applicability-
In sum, the utility model for be in harmonious proportion room air aircondition of great use.

Claims (3)

1. aircondition, it comprises indoor set (20), off-premises station (10) and wire remote control devices (30), this aircondition can is characterized in that from AC power (50) to described indoor set (20) and the operating condition of described off-premises station (10) power supply and the power supply and shifting between the cut holding state of power supply of described off-premises station (10) from described AC power (50) to described indoor set (20):
Described wire remote control devices (30) comprising:
Display part (34) is powered to this display part (34) through described indoor set (20) from described AC power (50),
Configuration part (39), the user will be in described display part (34) under the holding state in advance and be set at arbitrary state in show state and the non-show state, and
Switching part (37), it is according to the setting content of this configuration part (39), switches to the power supply state of described display part (34) power supply and cuts off arbitrary state in the off-position of this display part (34) power supply.
2. aircondition according to claim 1 is characterized in that:
Described wire remote control devices (30) comprises that the electricity that will supply from described indoor set (20) feeds to the power supply (32) of described display part (34),
Described switching part (37) switches to the power supply state and the arbitrary state that cuts off the off-position of powering from this power supply (32) to this display part (34) of the power supply from described power supply (32) to described display part (34) according to the setting content of described configuration part (39).
3. aircondition according to claim 1 and 2 is characterized in that:
Described wire remote control devices (30) has action button.
CN 201220724513 2011-12-28 2012-12-25 Air conditioning device Expired - Fee Related CN203147980U (en)

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JP2011287092A JP2013137113A (en) 2011-12-28 2011-12-28 Air conditioning device

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CN106461258A (en) * 2014-06-09 2017-02-22 大金工业株式会社 Remote control device
CN109539466A (en) * 2018-11-19 2019-03-29 广东美的制冷设备有限公司 Control method, household appliance, air conditioner and the storage medium of household appliance

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CN106594994B (en) * 2016-12-22 2019-07-26 重庆美的通用制冷设备有限公司 A kind of unit powers off automatic quick start method, system and air-conditioning

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JP2000304350A (en) * 1999-04-23 2000-11-02 Hitachi Chem Co Ltd Hot-water supply machine
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JP2009144961A (en) * 2007-12-13 2009-07-02 Panasonic Corp Remote controller for air conditioner

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106461258A (en) * 2014-06-09 2017-02-22 大金工业株式会社 Remote control device
CN106461258B (en) * 2014-06-09 2019-08-23 大金工业株式会社 Remote control apparatus
CN109539466A (en) * 2018-11-19 2019-03-29 广东美的制冷设备有限公司 Control method, household appliance, air conditioner and the storage medium of household appliance

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