CN103925682B - Switch controlling device and system - Google Patents
Switch controlling device and system Download PDFInfo
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- CN103925682B CN103925682B CN201410183163.8A CN201410183163A CN103925682B CN 103925682 B CN103925682 B CN 103925682B CN 201410183163 A CN201410183163 A CN 201410183163A CN 103925682 B CN103925682 B CN 103925682B
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Abstract
The invention discloses a kind of switch controlling device and system.Wherein, this switch controlling device includes: detector, is used for detecting whether air-conditioner occurs combustible refrigerant to leak, and obtains testing result, and for producing detection signal according to testing result；Controller, including receiving terminal and control end, receiving terminal is connected to detector, and controller is for producing control signal according to detection signal；And relay, the first end is connected to control end, and for being connected with power supply, the second end is for being connected with air-conditioner, and relay is for disconnecting according to control signal or the circuit at Guan Bi air-conditioner place.By the present invention, solve the problem that cannot prevent the potential safety hazards such as the burning, the blast that cause due to combustible refrigerant leakage in correlation technique.
Description
Technical field
The present invention relates to field of switches, in particular to a kind of switch controlling device and system.
Background technology
Existing air-conditioner is used mostly the cold-producing mediums such as R22, R410A, R134A, and wherein, air-conditioner includes dehumidifying
Machine.R22, R410A etc. are non-clean cold-producing medium, and atmospheric ozone layer is had destruction, therefore, if air-conditioning
Device uses above-mentioned cold-producing medium in a large number, the most easily produces greenhouse effects.
At present, and the global warming up trend such as R290 (i.e. propane), R32 (Global Warming Potential, referred to as
GWP) relatively low cold-producing medium substitute as cold-producing mediums such as R22, R410A, R134A is applied to air-conditioner
Deng refrigerant dehumidification system.But, R290, R32 etc. belong to combustible refrigerant, and once air-conditioner generation cold-producing medium is let out
Dew fault, the most easily produces the potential safety hazards such as burning, blast.And in the related, this safety also cannot be prevented
Hidden danger.
For correlation technique cannot be prevented the burning, the potential safety hazard such as blast that cause due to combustible refrigerant leakage
Problem, effective solution is the most not yet proposed.
Summary of the invention
Present invention is primarily targeted at a kind of switch controlling device of offer and system, so that solve cannot be pre-in correlation technique
Anti-cause due to combustible refrigerant leakage burning, the problem of the potential safety hazard such as blast.
To achieve these goals, according to an aspect of the invention, it is provided a kind of switch controlling device.This device
Including: detector, it is used for detecting whether air-conditioner occurs combustible refrigerant to leak, obtains testing result, and be used for
Detection signal is produced according to testing result；Controller, including receiving terminal and control end, receiving terminal is connected to detector,
Controller is for producing control signal according to detection signal；And relay, the first end is connected to control end, and is used for
Being connected with power supply, the second end is for being connected with air-conditioner, and relay is for disconnecting according to control signal or Guan Bi
The circuit at air-conditioner place.
Further, controller includes: the first controller, and the receiving terminal of the first controller is connected to detector, first
Controller is for producing control signal according to detection signal；Second controller, the control end of second controller is connected to continue
Electrical equipment, for disconnecting according to control signal or the circuit at Guan Bi air-conditioner place, switch controlling device also includes: logical
Letter parts, are connected between transmitting terminal and the receiving terminal of second controller of the first controller, for receiving from first
The control signal of controller also sends control signals to second controller.
Further, communication component includes: the first communication component, is connected to the transmitting terminal of the first controller；And the
Two communication components, are connected to the receiving terminal of second controller, wherein, control signal successively via the first communication component and
Second communication component, is transferred to second controller by the first controller.
Further, the first communication component and the second communication component are WIFI communication component or Bluetooth communication simultaneously
Parts or twireless radio-frequency communication parts.
Further, the first end that control end is additionally operable to ventilation unit is connected, wherein, and the second end of ventilation unit
For being connected with power supply, ventilation unit is leaked to the combustible refrigerant of indoor for getting rid of air-conditioner.
Further, detector is sensor.
To achieve these goals, according to a further aspect in the invention, it is provided that a kind of on-off control system.This system
Including: power supply；Air-conditioner, air-conditioner uses combustible refrigerant to freeze；And above-mentioned switch controlling device,
It is connected between power supply and air-conditioner, disconnects or Guan Bi for controlling the circuit device at air-conditioner place.
Further, this on-off control system also includes: the place circuit in addition to air-conditioner disconnects or Guan Bi is opened
Closing and control the electrical equipment that device controls, switch controlling device is connected between electrical equipment and power supply.
Further, the detector of switch controlling device be arranged on air-conditioner and or the mainboard of electrical equipment on.
Further, this on-off control system also includes: ventilation unit, be connected to switch controlling device control end and
Between power supply, it is leaked to the combustible refrigerant of indoor for getting rid of air-conditioner.
Further, the motor of ventilation unit is fire-proof motor.
By the present invention, use detector, be used for detecting whether air-conditioner occurs combustible refrigerant to leak, examined
Survey result, and for producing detection signal according to testing result；Controller, including receiving terminal and control end, receiving terminal
Being connected to detector, controller is for producing control signal according to detection signal；And relay, the first end is connected to
Control end, and for being connected with power supply, the second end is for being connected with air-conditioner, and relay is for according to controlling letter
Number disconnect or Guan Bi air-conditioner place circuit, solve in correlation technique and cannot prevent owing to combustible refrigerant is let out
Leakage and cause burning, the problem of the potential safety hazard such as blast, and then reached to prevent the combustible refrigerant of air-conditioner from letting out
Leakage and cause burning, the effect of the potential safety hazard such as blast.
Accompanying drawing explanation
The accompanying drawing of the part constituting the application is used for providing a further understanding of the present invention, and the present invention's is schematic real
Execute example and illustrate for explaining the present invention, being not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of on-off control system according to a first embodiment of the present invention；
Fig. 2 is the structural representation of on-off control system according to a second embodiment of the present invention；
Fig. 3 is the structural representation of on-off control system according to a third embodiment of the present invention；
Fig. 4 is the structural representation of on-off control system according to a fourth embodiment of the present invention；
Fig. 5 is the structural representation of switch controlling device according to a first embodiment of the present invention；
Fig. 6 is the structural representation of switch controlling device according to a second embodiment of the present invention；And
Fig. 7 is the structural representation of switch controlling device according to a third embodiment of the present invention.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can phases
Combination mutually.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
In order to make those skilled in the art be better understood from the present invention program, below in conjunction with in the embodiment of the present invention
Accompanying drawing, is clearly and completely described the technical scheme in the embodiment of the present invention, it is clear that described embodiment
It is only the embodiment of a present invention part rather than whole embodiments.Based on the embodiment in the present invention, at this
Field those of ordinary skill does not make the every other embodiment obtained under creative work premise, all should belong to
Protection scope of the present invention.
It should be noted that term " first " in description and claims of this specification and above-mentioned accompanying drawing, "
Two " it is etc. for distinguishing similar object, without being used for describing specific order or precedence.Should be appreciated that this
Sample use data can exchange in the appropriate case, in order to embodiments of the invention described herein can with except
Here the order beyond those illustrating or describing is implemented.Additionally, term " includes " and " having " and they
Any deformation, it is intended that cover non-exclusive comprising.
According to embodiments of the invention, it is provided that a kind of on-off control system, this on-off control system is for according to air-conditioning
Whether device leaks the folding (i.e. disconnect or close) that combustible refrigerant controls to air-conditioner place circuit, it is achieved that
Prevent burning, the purpose of the potential safety hazard such as blast caused due to combustible refrigerant leakage.
Fig. 1 is the structural representation of on-off control system according to a first embodiment of the present invention.
As it is shown in figure 1, this system includes: power supply 1, air-conditioner 2 and switch controlling device 3.
Power supply 1 may be used for the electrical equipment in on-off control system and provides electric energy.Wherein, power supply 1 can be directly connected to
To electrical equipment, it is also possible to be indirectly connected to electrical equipment by switch controlling device 3, such as, described electrical equipment can include air-conditioning
Device 2.
Air-conditioner 2 can use combustible refrigerant to freeze.It should be noted that air-conditioner 2 is sensu lato
Air-conditioning, it can include sense stricto air-conditioner and dehumidifier.Wherein, if combustible refrigerant occurs in air-conditioner 2
Reveal fault, then may cause the security risks such as burning, blast, therefore, by detection control apparatus to above-mentioned air-conditioning
Device 2 detects in real time, and when detecting that combustible refrigerant leaks, can control the electricity at air-conditioner 2 place
Road disconnects, such that it is able to cut off risk source, and then burning, risk of explosion can be avoided to magnify further.
Switch controlling device 3 can be connected between power supply 1 and air-conditioner 2, and switch controlling device 3 can be used
Disconnect or Guan Bi in the circuit device controlling air-conditioner 2 place.Wherein, occur that combustible refrigerant is let out when air-conditioner 2
During dew fault, switch controlling device 3 can disconnect the circuit at air-conditioner 2 place, so that air-conditioner 2 is shut down,
Such that it is able to prevent combustible refrigerant from revealing further.When air-conditioner 2 does not occurs that combustible refrigerant reveals fault,
Switch controlling device 3 can keep the closing of circuit at air-conditioner 2 place, so that air-conditioner 2 runs well.
It should be noted that switch controlling device 3 may include that detector 30, controller 31 and relay 32.
Wherein, detector 30 may be used for detecting whether air-conditioner 2 occurs combustible refrigerant to leak, and obtains testing result,
And detector 30 may be used for producing detection signal according to testing result.Controller 31 can include receiving terminal and control
End processed, wherein, receiving terminal is connected to detector 30.This controller 31 may be used for producing according to detection signal controlling
Signal.First end of relay 32 can be connected to controller 31 and control end, and in use, the of relay 32
One end may be used for being connected with power supply 1, and its second end may be used for being connected with air-conditioner 2, and relay 32 is permissible
For disconnecting according to control signal or the circuit at Guan Bi air-conditioner place.
It should be noted that switch controlling device 3 can design for integral type, it can also design for discrete.Its
In, when switch controlling device 3 designs for integral type, the detector 30 in switch controlling device 3, controller 31
Can be as in a circuit being integrally attached to on-off control system with relay 32.When switch controlling device 3 is for dividing
Detector 30, controller 31 and relay 32 in upright type of design switch controlling device 3 can be with separate connection at switch
In the circuit of control system, or when switch controlling device 3 designs the detector in switch controlling device 3 for discrete
On 30 mainboards that can be arranged on air-conditioner 2, and controller 31 and relay 32 can be with separate connection in switch controls
In the circuit of system processed.So, time on the mainboard that detector 30 is arranged on air-conditioner 2, owing to detector 30 can
Closely to detect whether air-conditioner 2 occurs combustible refrigerant to reveal, therefore testing result is more accurate, and then permissible
It is precisely controlled the folding (i.e. disconnect or close) of the circuit at air-conditioner 2 place.
Further, as shown in Figure 6, the controller 31 in this switch controlling device 3 may include that the first controller
310 and second controller 311.Wherein, the receiving terminal of the first controller 310 can be connected to detector 30.This is years old
One controller 310 may be used for producing control signal according to detection signal.The control end of second controller 311 can connect
It is connected to relay 32, and second controller 311 may be used for disconnecting according to control signal or Guan Bi air-conditioner place
Circuit.Accordingly, switch controlling device 3 can also include communication component 33.This communication component 33 can connect
Between the transmitting terminal and the receiving terminal of second controller 311 of the first controller 310, and it may be used for receiving
From the control signal of the first controller 310, and then this control signal can be sent to second controller 311.Second
Controller 311, can be according to the circuit at this control signal control air-conditioner 2 place when receiving this control signal
Folding (i.e. disconnects or closes).
Further, as it is shown in fig. 7, the communication component 33 in this switch controlling device 3 may include that the first communication
Parts 330 and the second communication component 331.Wherein, the first communication component 330 can be connected to the first controller 310
Transmitting terminal.Second communication component 331 can be connected to the receiving terminal of second controller 311.Wherein, control signal
Successively via the first communication component 330 and the second communication component 330, and can be transferred to by the first controller 310
Second controller 311, and then realized the opening of circuit at air-conditioner 2 place according to control signal by second controller 311
Close (i.e. disconnect or close).
It should be noted that detector the 30, first controller 310 in switch controlling device 3 and the first communication component
On 330 mainboards that can arrange air-conditioner 2, and the second controller 311 and second in switch controlling device 3 leads to
Letter parts 331 and relay 32 can be arranged in ON-OFF control circuit.So, can be with low coverage due to detector 30
Whether occur combustible refrigerant to reveal from detection air-conditioner 2, therefore testing result is more accurate, and then can be more accurate
Ground controls the folding (i.e. disconnect or close) of the circuit at air-conditioner 2 place.
Further, the first communication component 330 in switch controlling device 3 and the second communication component 331 can be simultaneously
For WIFI communication component, or can be bluetooth communication means simultaneously, or can be twireless radio-frequency communication portion simultaneously
Part.If it should be noted that in the positional distance switch controlling device 3 that air-conditioner 2 is arranged in space
When two controllers 311 and the second communication component 331 and relay 32 are nearer, such as, at air-conditioner 2 and switch control rule
When second controller 311 in device 3 and the second communication component 331 and relay 32 are arranged in a room,
One communication component 330 and the second communication component 331 can be near field communication component simultaneously.
Further, when actually used, the control end of above-mentioned switch controlling device 3 middle controller 31 can be also used for
Being connected with the first end of ventilation unit 4, wherein, the second end of ventilation unit 4 may be used for being connected with power supply 1,
I.e. ventilation unit 4 can be directly connected to power supply 1, and is powered by power supply 1, and without switch controlling device 3
It is connected to power supply 1, thus the folding (i.e. disconnect or close) of the circuit at ventilation unit 4 place is not by switch control rule
The control of device 3, but the startup of ventilation unit 4 is whether by the control of the controller 31 in switch controlling device 3.
Ventilation unit 4 may be used for getting rid of air-conditioner 2 and is leaked to the combustible refrigerant of indoor.Due to ventilation unit 4 with open
Close control device 3 and be connected directly to power supply 1, therefore under the effect of control signal, control sky when switch controlling device 3
When the circuit adjusting device 2 place disconnects, ventilation unit 4 and switch controlling device 3 are still connected to power supply 1, and obtain
Electricity, the therefore circuit at ventilation unit 4 place still Guan Bi, and switch controlling device 3 enters deadlock state.So,
Can arrange hand push button on controller 32 in switch controlling device 3, this hand push button may be used in switch control
When device 3 processed enters deadlock state, by the way of artificial, press this hand push button, and pressed at this hand push button
After Xia, it can close switch controlling device 3, thus open room air conditioner 2 and normally work.
Further, the detector 30 in above-mentioned switch controlling device 3 can be sensor.Wherein, this sensor can
For the concentration of the combustible refrigerant in detection air in real time, or it may be used for examining every preset time period
The concentration of the combustible refrigerant in survey primary air.Wherein, combustible refrigerant in sensor detects air
When concentration exceedes preset value, this sensor can produce detection signal, and when sensor detects flammable system in air
When the concentration of cryogen is not less than preset value, this sensor can not produce detection signal.As such, it is possible to only in combustibility
Produce detection signal during cold-producing medium leakage, alleviate the burden of system, improve the control efficiency of system.
It should be noted that in the present invention, switch controlling device 3 can be that air switch controls device.Accordingly,
On-off control system can be air switch control system.
By the embodiment of the present invention, owing to can detect whether air-conditioner 2 occurs combustibility by switch controlling device 3
Leakage of refrigerant, and when occurring combustible refrigerant to reveal, the circuit that can control air-conditioner 2 place disconnects,
Such that it is able to cut off the source of the potential safety hazards such as burning, blast, the potential safety hazards such as pre-anti-burning, blast are therefore reached
Effect.And after cutting off the circuit at air-conditioner 2 place, it is possible to prevent air-conditioner 2 to cause let out due to connection electricity
Burning when electricity is struck sparks of the combustible refrigerant exposed, even explodes.
Fig. 2 is the structural representation of on-off control system according to a second embodiment of the present invention.
As in figure 2 it is shown, this embodiment can be as the preferred embodiment of embodiment illustrated in fig. 1, opening of this embodiment
Pass control system, in addition to including the power supply 1 of first embodiment, air-conditioner 2 and switch controlling device 3, also includes
The electrical equipment 4 that place circuit disconnects or Guan Bi is controlled by switch controlling device 3 in addition to air-conditioner 2.
Power supply 1 is identical with first embodiment with the effect of air-conditioner 2, does not repeats them here.
Similar with air-conditioner 2, the place circuit that switch controlling device 3 is connected in addition to air-conditioner 2 disconnects or closes
Close between electrical equipment 4 and the power supply 1 by switch controlling device 3 control.Wherein, sky is detected at switch controlling device 3
Adjusting device 2 when occurring combustible refrigerant leak, it can be according to detection signal generation control signal, and it can be
Control air-conditioner 2 and the closing of circuit at above-mentioned electrical equipment 4 place under the effect of control signal simultaneously.Above-mentioned electrical equipment 4 can
Think television set, refrigerator, washing machine, micro-wave oven etc..
By the embodiment of the present invention, if due to the combustible refrigerant of indoor existence leakage and there is above-mentioned electrical equipment 4
And air-conditioner 2 is when connecting electricity work, then it is likely to be due to electricity sparking etc. and causes the security incidents such as burning, blast, because of
This cuts off air-conditioner 2 and the circuit at above-mentioned electrical equipment 4 place the most simultaneously, be possible to prevent burning,
The generation of the security incidents such as blast.
Air-conditioner 2 can include one or more, and each air-conditioner 2 is arranged station location marker, wherein position
Mark and air-conditioner 2 one_to_one corresponding.Preferably, it is also possible to the station location marker of above-mentioned electrical equipment 4 correspondence is set.So,
Before switch controlling device 3 produces control signal, air-conditioner 2 and above-mentioned electricity can be judged respectively according to station location marker
The relativeness of the position of device 4, and when air-conditioner 2 and above-mentioned electrical equipment 4 are arranged in same confined space, then
Can produce the first control signal, this first control signal may be used for controlling air-conditioner 2 and above-mentioned electrical equipment 4 all breaks
Road；And when air-conditioner 2 and above-mentioned electrical equipment 4 are not arranged in same confined space, then can produce the second control letter
Number, this second control signal can be used only for controlling air-conditioner 2 open circuit；And when in air-conditioner 2 and above-mentioned electrical equipment 4
Part electrical equipment when being arranged in same confined space, then can produce the 3rd control signal, the 3rd control signal can
To control air-conditioner 2 and the electrical equipment open circuit being arranged in same confined space with air-conditioner 2.As such, it is possible to only
Control to exist air-conditioner 2 and above-mentioned electrical equipment 4 open circuit of potential safety hazard, and keep other electrical equipment normally to work, thus carry
The high accuracy controlled.
It should be noted that the detector 30 in switch controlling device 3 can be connected in on-off control system, it is possible to
Be arranged on air-conditioner 2 and or soil shown in electrical equipment 4 mainboard on.As it is shown on figure 3, detector 30 can be arranged
On the mainboard of air-conditioner 2, and controller 31 and the relay 32 in switch controlling device 3 can arrange and directly connect
It is connected in the circuit of on-off control system.
By the embodiment of the present invention, due to distance air-conditioner 2 when detector 30 is set directly on the mainboard of air-conditioner 2
Closer to, therefore, detector 30 can much sooner, the sensitiveer flammable refrigeration detecting that air-conditioner 2 leaks
Agent, and then can the potential safety hazard such as timely pre-anti-burning, blast.
Fig. 4 is the structural representation of on-off control system according to a fourth embodiment of the present invention.
As shown in Figure 4, this embodiment can as the preferred embodiment of Fig. 1-3 illustrated embodiment, this embodiment
On-off control system is except including the power supply 1 of above-described embodiment, air-conditioner 2 and switch controlling device 3 and/or Fig. 2 institute
Outside the electrical equipment 4 shown, also include ventilation unit 5.Wherein, Fig. 4 includes power supply 1, air-conditioner with on-off control system
2 and switch controlling device 3 and Fig. 2 shown in electrical equipment 4 and ventilation unit 5 be shown.
Power supply 1, air-conditioner 2 are identical with above-described embodiment, at this no longer with the effect of the electrical equipment 4 shown in Fig. 2
Repeat.
Ventilation unit 5 can be connected between the control end of switch controlling device 3 and power supply 1.This ventilation unit 5 can
It is leaked to indoor combustible refrigerant for getting rid of air-conditioner 2.Wherein, ventilation unit 5 can be exhaust fan etc..
By the embodiment of the present invention, owing to air-conditioner 2 can be leaked to the combustible refrigerant of indoor by ventilation unit 5
Get rid of, therefore can eliminate safe hidden trouble, and when the electrical equipment 4 shown in air-conditioner 2 and Fig. 2 is started shooting again, also
The safety problems such as burning, blast will not be caused due to electricity sparking etc..
According to embodiments of the invention, it is provided that a kind of switch controlling device 3, this switch controlling device 3 is for basis
Whether air-conditioner 2 leaks combustible refrigerant controls the folding (i.e. disconnect or close) to air-conditioner 2 place circuit,
Achieve burning, the purpose of the potential safety hazard such as blast preventing to cause due to combustible refrigerant leakage.
Fig. 5 is the structural representation of switch controlling device according to a first embodiment of the present invention.
As it is shown in figure 5, this device includes: detector 30, controller 31 and relay 32.
Wherein, detector 30 may be used for detecting whether air-conditioner 2 occurs combustible refrigerant to leak, and obtains detection knot
Really, and detector 30 may be used for according to testing result produce detection signal.
Controller 31 can include receiving terminal and control end, and wherein, receiving terminal is connected to detector 30.This controller
31 may be used for producing control signal according to detection signal.
First end of relay 32 can be connected to controller 31 and control end.In use, the first end of relay 32
May be used for being connected with power supply 1, its second end may be used for being connected with air-conditioner 2, and relay 32 may be used for
Disconnect according to control signal or the circuit at Guan Bi air-conditioner place.Relay 32 can include the first relay and second
Relay.Wherein, the first relay can be arranged on live wire, and this first relay may be used for controlling opening of live wire
Closing (i.e. disconnect or close), the second relay can be arranged on zero line, and this second relay may be used for controlling zero
The folding (i.e. disconnect or close) of line.
It should be noted that switch controlling device 3 can design for integral type, it can also design for discrete.Its
In, when switch controlling device 3 designs for integral type, the detector 30 in switch controlling device 3, controller 31
Can be as in a circuit being integrally attached to on-off control system with relay 32.When switch controlling device 3 is for dividing
Detector 30, controller 31 and relay 32 in upright type of design switch controlling device 3 can be with separate connection at switch
In the circuit of control system, or when switch controlling device 3 designs the detector in switch controlling device 3 for discrete
On 30 mainboards that can be arranged on air-conditioner 2, and controller 31 and relay 32 can be with separate connection in switch controls
In the circuit of system processed.So, time on the mainboard that detector 30 is arranged on air-conditioner 2, owing to detector 30 can
Closely to detect whether air-conditioner 2 occurs combustible refrigerant to reveal, therefore testing result is more accurate, and then permissible
It is precisely controlled the folding (i.e. disconnect or close) of the circuit at air-conditioner 2 place.
By the embodiment of the present invention, owing to using detector, it is used for detecting whether air-conditioner occurs combustible refrigerant to let out
Leakage, obtains testing result, and for producing detection signal according to testing result；Controller, including receiving terminal and control
End, receiving terminal is connected to detector, and controller is for producing control signal according to detection signal；And relay, the
One end is connected to control end, and for being connected with power supply, the second end is for being connected with air-conditioner, and relay is used for
Disconnect according to control signal or the circuit at Guan Bi air-conditioner place, therefore reached to prevent the flammable refrigeration of air-conditioner
Agent leakage and cause burning, the effect of the potential safety hazard such as blast.
Fig. 6 is the structural representation of switch controlling device according to a second embodiment of the present invention.
As shown in Figure 6, this embodiment can be as the preferred embodiment of embodiment illustrated in fig. 5, opening of this embodiment
Pass control device, in addition to including the detector 30 of first embodiment, controller 31 and relay 32, also includes leading to
Letter parts 33, wherein, controller 31 includes the first controller 310 and second controller 311.
The effect of detector 30 is identical with first embodiment, does not repeats them here.
The receiving terminal of the first controller 310 can be connected to detector 30.Detector 30 detect detection signal it
After, this detection signal can be sent to the first controller 310 by it.First controller 310 is receiving the first control
After the detection signal that device 310 sends, it may be used for producing control signal according to this detection signal.
The control end of second controller 311 can be connected to relay 32, and second controller 311 may be used for root
Disconnect according to control signal or the circuit at Guan Bi air-conditioner place.It should be noted that 311 bases of second controller
Control signal can be the control signal that the first controller 310 produces.Wherein, the control that the first controller 310 produces
Signal transmits to second controller 311 through the transmission of intermediary.
Accordingly, communication component 33 can be connected to first transmitting terminal of controller 310 and connecing of second controller 311
Between receiving end, and it may be used for receiving the control signal from the first controller 310, and then can be by this control
Signal sends to second controller 311.Second controller 311, can be according to this control when receiving this control signal
Signal processed controls the folding (i.e. disconnect or close) of the circuit at air-conditioner 2 place.
By the embodiment of the present invention, the control signal produced due to the first controller 310 can pass through communication component 33
Being transferred to second controller 311 completely, therefore switch controlling device 3 can be divided into two parts to be arranged on switch control rule
The diverse location of system, has reached whether closely detection air-conditioner 2 occurs combustible refrigerant to leak, and long distance
Effect from the folding (i.e. disconnect or close) of the circuit controlling this air-conditioner 2 place.
Fig. 7 is the structural representation of switch controlling device according to a third embodiment of the present invention.
As it is shown in fig. 7, this embodiment can be as the preferred embodiment of embodiment illustrated in fig. 6, opening of this embodiment
Close control device except including the detector 30 of the second embodiment, controller 31, relay 32 and communication component 33,
Wherein, communication component 33 includes the first communication component 330 and the second communication component 331.
Detector 30 is identical with the second embodiment with the effect of relay 32, does not repeats them here.
First communication component 330 can be connected to the transmitting terminal of the first controller 310.Second communication component 331 is permissible
It is connected to the receiving terminal of second controller 311.Wherein, control signal can be successively via the first communication component 330 He
Second communication component 330, and it is transferred to second controller 311 by the first controller 310, and then by second controller
The folding (i.e. disconnect or close) of 311 circuit realizing air-conditioner 2 place according to control signal.
It should be noted that detector the 30, first controller 310 in switch controlling device 3 and the first communication component
On 330 mainboards that can arrange air-conditioner 2, and the second controller 311 and second in switch controlling device 3 leads to
Letter parts 331 and relay 32 can be arranged in ON-OFF control circuit.So, can be with low coverage due to detector 30
Whether occur combustible refrigerant to reveal from detection air-conditioner 2, therefore testing result is more accurate, and then can be more accurate
Ground controls the folding (i.e. disconnect or close) of the circuit at air-conditioner 2 place.
Further, the first communication component 330 in switch controlling device 3 and the second communication component 331 can be simultaneously
For WIFI communication component, or can be bluetooth communication means simultaneously, or can be twireless radio-frequency communication portion simultaneously
Part.If it should be noted that in the positional distance switch controlling device 3 that air-conditioner 2 is arranged in space
When two controllers 311 and the second communication component 331 and relay 32 are nearer, such as, at air-conditioner 2 and switch control rule
When second controller 311 in device 3 and the second communication component 331 and relay 32 are arranged in a room,
One communication component 330 and the second communication component 331 can be near field communication component simultaneously.
Further, when actually used, the control end of above-mentioned switch controlling device 3 middle controller 31 can be also used for
Being connected with the first end of ventilation unit 4, wherein, the second end of ventilation unit 4 may be used for being connected with power supply 1,
I.e. ventilation unit 4 can be directly connected to power supply 1, and is powered by power supply 1, and without switch controlling device 3
It is connected to power supply 1, thus the folding (i.e. disconnect or close) of the circuit at ventilation unit 4 place is not by switch control rule
The control of device 3, but the startup of ventilation unit 4 is whether by the control of the controller 31 in switch controlling device 3.
Ventilation unit 4 may be used for getting rid of air-conditioner 2 and is leaked to the combustible refrigerant of indoor.Due to ventilation unit 4 with open
Close control device 3 and be connected directly to power supply 1, therefore under the effect of control signal, control sky when switch controlling device 3
When the circuit adjusting device 2 place disconnects, ventilation unit 4 and switch controlling device 3 are still connected to power supply 1, and obtain
Electricity, the therefore circuit at ventilation unit 4 place still Guan Bi, and switch controlling device 3 enters deadlock state.So,
Can arrange hand push button on controller 32 in switch controlling device 3, this hand push button may be used in switch control
When device 3 processed enters deadlock state, by the way of artificial, press this hand push button, and pressed at this hand push button
After Xia, it can close switch controlling device 3, thus open room air conditioner 2 and normally work.
Further, the detector 30 in above-mentioned switch controlling device 3 can be sensor.Wherein, this sensor can
For the concentration of the combustible refrigerant in detection air in real time, or it may be used for examining every preset time period
The concentration of the combustible refrigerant in survey primary air.Wherein, combustible refrigerant in sensor detects air
When concentration exceedes preset value, this sensor can produce detection signal, and when sensor detects flammable system in air
When the concentration of cryogen is not less than preset value, this sensor can not produce detection signal.As such, it is possible to only in combustibility
Produce detection signal during cold-producing medium leakage, alleviate the burden of system, improve the control efficiency of system.
It should be noted that in the present invention, switch controlling device 3 can be that air switch controls device.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, made
Any modification, equivalent substitution and improvement etc., should be included within the scope of the present invention.
Claims (11)
1. a switch controlling device, it is characterised in that including:
Detector, is used for detecting whether air-conditioner occurs combustible refrigerant to leak, obtains testing result, and use
In producing detection signal according to described testing result；
Controller, including receiving terminal and control end, described receiving terminal is connected to described detector, described controller
For producing control signal according to described detection signal；And
Relay, the first end is connected to described control end, and for being connected with power supply, the second end is used for and institute
Stating air-conditioner to be connected, described relay is for disconnecting according to described control signal or closing described air-conditioner institute
Circuit.
Switch controlling device the most according to claim 1, it is characterised in that
Described controller includes: the first controller, and the receiving terminal of described first controller is connected to described detector,
Described first controller is for producing described control signal according to described detection signal；Second controller, described
The control end of two controllers is connected to described relay, for disconnecting or described in Guan Bi according to described control signal
The circuit at air-conditioner place,
Described switch controlling device also includes: communication component, is connected to transmitting terminal and the institute of described first controller
State between the receiving terminal of second controller, from the described control signal of described first controller and incite somebody to action for reception
Described control signal sends to described second controller.
Switch controlling device the most according to claim 2, it is characterised in that described communication component includes:
First communication component, is connected to the transmitting terminal of described first controller；And
Second communication component, is connected to the receiving terminal of described second controller,
Wherein, described control signal is successively via described first communication component and described second communication component, by institute
State the first controller and be transferred to described second controller.
Switch controlling device the most according to claim 3, it is characterised in that described first communication component and described
Two communication components are WIFI communication component or bluetooth communication means or twireless radio-frequency communication parts simultaneously.
Switch controlling device the most according to any one of claim 1 to 4, it is characterised in that described control end is also
Being connected for the first end with ventilation unit, wherein, the second end of described ventilation unit is used for and described power supply
Being connected, described ventilation unit is leaked to the combustible refrigerant of indoor for getting rid of described air-conditioner.
Switch controlling device the most according to claim 1, it is characterised in that described detector is sensor.
7. an on-off control system, it is characterised in that including:
Power supply；
Air-conditioner, described air-conditioner uses combustible refrigerant to freeze；And
Switch controlling device according to any one of claim 1 to 6, is connected to described power supply and described air-conditioning
Between device, disconnect or Guan Bi for controlling the circuit device at described air-conditioner place.
On-off control system the most according to claim 7, it is characterised in that also include:
The electricity that place circuit disconnects or Guan Bi is controlled by described switch controlling device in addition to described air-conditioner
Device, described switch controlling device is connected between described electrical equipment and described power supply.
On-off control system the most according to claim 8, it is characterised in that the detector of described switch controlling device
Be arranged on described air-conditioner and or the mainboard of described electrical equipment on.
10. according to the on-off control system according to any one of claim 7 to 9, it is characterised in that also include:
Ventilation unit, is connected between the control end of described switch controlling device and described power supply, is used for getting rid of institute
State air-conditioner and be leaked to the combustible refrigerant of indoor.
11. on-off control systems according to claim 10, it is characterised in that the motor of described ventilation unit is explosion-proof
Motor.
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| CN201410183163.8A CN103925682B (en) | 2014-04-30 | 2014-04-30 | Switch controlling device and system |
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| CN103925682B true CN103925682B (en) | 2016-08-17 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104166352A (en) * | 2014-08-04 | 2014-11-26 | 珠海格力电器股份有限公司 | Gas leakage detector and gas leakage detection and control method |
| CN104167643A (en) * | 2014-08-04 | 2014-11-26 | 珠海格力电器股份有限公司 | Plug, air conditioner and plug control method |
| DE102017214941A1 (en) | 2017-08-25 | 2019-02-28 | Dometic Sweden Ab | Recreational vehicle, cooling device, control system and method of controlling the cooling device |
| DE112018005002T5 (en) | 2017-10-27 | 2020-07-16 | Dometic Sweden Ab | SYSTEMS, METHODS AND DEVICES FOR PROVIDING COMMUNICATION BETWEEN AIR-CONDITIONING CONTROL DEVICES IN A MOTORHOME |
| CN113154632A (en) * | 2021-04-28 | 2021-07-23 | 珠海拓芯科技有限公司 | Refrigerant leakage detection device and method and air conditioner |
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