CN106839163A - Heat radiation protection device, method and air-conditioner for the outdoor Electrical Control of air-conditioner - Google Patents

Heat radiation protection device, method and air-conditioner for the outdoor Electrical Control of air-conditioner Download PDF

Info

Publication number
CN106839163A
CN106839163A CN201710151421.8A CN201710151421A CN106839163A CN 106839163 A CN106839163 A CN 106839163A CN 201710151421 A CN201710151421 A CN 201710151421A CN 106839163 A CN106839163 A CN 106839163A
Authority
CN
China
Prior art keywords
electrical control
temperature
outdoor electrical
outdoor
air
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710151421.8A
Other languages
Chinese (zh)
Inventor
孟庆好
张建华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Midea Group Co Ltd
Wuhu Meizhi Air Conditioning Equipment Co Ltd
Original Assignee
Midea Group Co Ltd
Wuhu Meizhi Air Conditioning Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Midea Group Co Ltd, Wuhu Meizhi Air Conditioning Equipment Co Ltd filed Critical Midea Group Co Ltd
Priority to CN201710151421.8A priority Critical patent/CN106839163A/en
Publication of CN106839163A publication Critical patent/CN106839163A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/06Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/20Electric components for separate outdoor units
    • F24F1/24Cooling of electric components
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/30Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/50Control or safety arrangements characterised by user interfaces or communication
    • F24F11/52Indication arrangements, e.g. displays

Abstract

The invention discloses a kind of heat radiation protection device of the outdoor Electrical Control for air-conditioner, method and air-conditioner; wherein; air-conditioner includes compressor, outdoor heat exchanger, indoor heat exchanger and restricting element; refrigerant circulation circuit is formed between compressor, outdoor heat exchanger, indoor heat exchanger and restricting element, the heat radiation protection device of outdoor Electrical Control includes:Electric radiator, electric radiator is connected in refrigerant circulation circuit outdoor Electrical Control is radiated with using the refrigerant in refrigerant circulation circuit;Temperature detector, temperature detector is used to detect the temperature of outdoor Electrical Control;Controller, controller is connected with temperature detector, and controller is controlled to compressor according to the temperature of outdoor Electrical Control and carries out heat radiation protection with to outdoor Electrical Control.The apparatus according to the invention, can greatly improve air-conditioner reliability of operation.

Description

Heat radiation protection device, method and air-conditioner for the outdoor Electrical Control of air-conditioner
Technical field
The present invention relates to air-conditioner technical field, the heat radiation protection of more particularly to a kind of outdoor Electrical Control for air-conditioner A kind of heat radiation protection method of device, air-conditioner and a kind of outdoor Electrical Control for air-conditioner.
Background technology
At present, the radiating mode of the outdoor Electrical Control of the air-conditioning of transducer air conditioning is mostly by sky using metal heat sink Gas convection current is radiated, and when outdoor temperature is higher, when outdoor Electrical Control caloric value is larger, the effect of metal heat sink radiating is often It is not satisfactory.And if outdoor Electrical Control is damaged because that cannot radiate, then can directly affect the normal operation of air-conditioner.
The content of the invention
It is contemplated that at least solving one of technical problem in above-mentioned technology to a certain extent.Therefore, of the invention One purpose is the heat radiation protection device for proposing a kind of outdoor Electrical Control for air-conditioner, can greatly improve air-conditioner fortune Capable reliability.
Second object of the present invention is to propose a kind of air-conditioner.
Third object of the present invention is a kind of heat radiation protection method for proposing outdoor Electrical Control for air-conditioner.
To reach above-mentioned purpose, first aspect present invention embodiment proposes a kind of outdoor Electrical Control for air-conditioner Heat radiation protection device, wherein, the air-conditioner includes compressor, outdoor heat exchanger, indoor heat exchanger and restricting element, the pressure Contracting machine, refrigerant circulation circuit is formed between outdoor heat exchanger, indoor heat exchanger and restricting element, the radiating of the outdoor Electrical Control Protection device includes:Electric radiator, the electric radiator is connected in the refrigerant circulation circuit to utilize the refrigerant Refrigerant in circulation loop radiates to the outdoor Electrical Control;Temperature detector, the temperature detector is used to detect The temperature of the outdoor Electrical Control;Controller, the controller is connected with the temperature detector, and the controller is according to The temperature of outdoor Electrical Control is controlled to the compressor carries out heat radiation protection with to the outdoor Electrical Control.
The heat radiation protection device of the outdoor Electrical Control for air-conditioner according to embodiments of the present invention, by being connected to refrigerant Electric radiator in circulation loop radiates to outdoor Electrical Control, and by detecting the temperature of outdoor Electrical Control, according to room The temperature of outer Electrical Control is controlled to compressor, thus, effectively outdoor Electrical Control can not only be radiated, additionally it is possible to Protection control is carried out when the automatically controlled temperature of outdoor unit is higher such that it is able to effectively protect outdoor Electrical Control from high temperature failure, greatly Improve air-conditioner reliability of operation greatly.
In addition, the heat radiation protection device of the outdoor Electrical Control for air-conditioner proposed according to the above embodiment of the present invention is also There can be following additional technical characteristic:
Further, the restricting element includes first throttle valve and second throttle, the first throttle valve and second Choke valve is arranged between the indoor heat exchanger and the outdoor heat exchanger, and the electric radiator is arranged on the first segment Between stream valve and the second throttle.
Further, the temperature detector is temperature sensor, the temperature sensor correspondence outdoor Electrical Control Frequency-variable module set.
Further, the electric radiator with the frequency-variable module directly contact of the outdoor Electrical Control to be exchanged heat, Or, the electric radiator is contacted to be exchanged heat by metal heat-conducting plate with the frequency-variable module of the outdoor Electrical Control.
Further, the controller judged the temperature of the outdoor Electrical Control, wherein, when described outdoor electromechanical More than the first preset temperature and during less than the second preset temperature, the controller controls the compressor frequency reducing fortune to the temperature of control OK;When the temperature of the outdoor Electrical Control is more than or equal to second preset temperature, the controller controls the compressor Shut down.
Further, after the compressor shutdown, if the temperature of the outdoor Electrical Control is preset more than or equal to the 3rd Temperature, the controller then judges that the temperature detector breaks down, wherein, the 3rd preset temperature is more than described second Preset temperature.
Further, when the temperature of the outdoor Electrical Control is less than or equal to first preset temperature, the controller The compressor is controlled to keep current operating conditions.
Further, the electric radiator includes automatically controlled substrate and automatically controlled pressing plate, the refrigerant of the refrigerant circulation circuit Pipe is at least through being once located between the automatically controlled substrate and the automatically controlled pressing plate.
Further, the controller is additionally operable to obtain the temperature of the outdoor Electrical Control and is preset more than or equal to described second The number of times of temperature, and the outdoor Electrical Control temperature more than or equal to second preset temperature number of times continue to exceed it is pre- If controlling the air-conditioner to close when secondary, and the air-conditioner is controlled to send malfunction coefficient information.
To reach above-mentioned purpose, second aspect present invention embodiment proposes a kind of air-conditioner, and it includes the present invention second The heat radiation protection device of the outdoor Electrical Control for air-conditioner that aspect embodiment is proposed.
Air-conditioner according to embodiments of the present invention, effectively can not only radiate, additionally it is possible in room to outdoor Electrical Control Outer electromechanical controlling temperature carries out protection control when higher such that it is able to effectively protect outdoor Electrical Control from high temperature failure, significantly Improve reliability of operation.
To reach above-mentioned purpose, third aspect present invention embodiment proposes a kind of outdoor Electrical Control for air-conditioner Heat radiation protection method, wherein, the air-conditioner include compressor, outdoor heat exchanger, indoor heat exchanger and restricting element, it is automatically controlled dissipate Hot device, the compressor, forms refrigerant circulation circuit between outdoor heat exchanger, indoor heat exchanger and restricting element, described automatically controlled Radiator is connected in the refrigerant circulation circuit with electromechanical to the outdoor using the refrigerant in the refrigerant circulation circuit Control is radiated, and be the described method comprises the following steps:Detect the temperature of the outdoor Electrical Control;According to the outdoor Electrical Control Temperature is controlled to the compressor carries out heat radiation protection with to the outdoor Electrical Control.
The heat radiation protection method of the outdoor Electrical Control for air-conditioner according to embodiments of the present invention, by being connected to refrigerant Electric radiator in circulation loop radiates to outdoor Electrical Control, and by detecting the temperature of outdoor Electrical Control, according to room The temperature of outer Electrical Control is controlled to compressor, thus, effectively outdoor Electrical Control can not only be radiated, additionally it is possible to Protection control is carried out when the automatically controlled temperature of outdoor unit is higher such that it is able to effectively protect outdoor Electrical Control from high temperature failure, greatly Improve air-conditioner reliability of operation greatly.
In addition, the heat radiation protection method of the outdoor Electrical Control for air-conditioner proposed according to the above embodiment of the present invention is also There can be following additional technical characteristic:
Further, the temperature according to the outdoor Electrical Control is controlled to the compressor, including:To the outdoor The temperature of Electrical Control is judged;When the temperature of the outdoor Electrical Control is more than the first preset temperature and less than the second preset temperature When, control the compressor frequency reducing operation;When the temperature of the outdoor Electrical Control is more than or equal to second preset temperature, control Make the compressor shutdown.
Further, after the compressor shutdown, if the temperature of the outdoor Electrical Control is preset more than or equal to the 3rd Temperature, then judge that the temperature detector of the temperature of the detection outdoor Electrical Control breaks down, wherein, the 3rd preset temperature More than second preset temperature.
Further, when the temperature of the outdoor Electrical Control is less than or equal to first preset temperature, the pressure is controlled Contracting machine keeps current operating conditions.
Further, the number of times of the temperature more than or equal to second preset temperature of the outdoor Electrical Control is also obtained, with And control institute when the temperature of the outdoor Electrical Control continues to exceed default time more than or equal to the number of times of second preset temperature Air-conditioner closing is stated, and controls the air-conditioner to send malfunction coefficient information.
Brief description of the drawings
Fig. 1 is that the square frame of the heat radiation protection device of the outdoor Electrical Control for air-conditioner according to the embodiment of the present invention is illustrated Figure;
Fig. 2 is the structural representation of the air-conditioner according to one embodiment of the invention;
Fig. 3 is the structural representation of the electric radiator according to one embodiment of the invention;
Fig. 4 is the structural representation of the electric radiator according to another embodiment of the present invention;
Fig. 5 is the flow chart of the heat radiation protection method of the outdoor Electrical Control for air-conditioner according to the embodiment of the present invention;
Fig. 6 is according to a heat radiation protection method for the outdoor Electrical Control for air-conditioner of specific embodiment of the invention Flow chart.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached It is exemplary to scheme the embodiment of description, it is intended to for explaining the present invention, and be not considered as limiting the invention.
Below in conjunction with the accompanying drawings come describe the outdoor Electrical Control for air-conditioner of the embodiment of the present invention heat radiation protection device, Method and air-conditioner.
Fig. 1 is that the square frame of the heat radiation protection device of the outdoor Electrical Control for air-conditioner according to the embodiment of the present invention is illustrated Figure.
As shown in figure 1, the heat radiation protection device 100 of the outdoor Electrical Control of the embodiment of the present invention, including:Electric radiator 110th, temperature detector 120 and controller 130.
It should be noted that as shown in Fig. 2 the air-conditioner of the embodiment of the present invention, including compressor 200, outdoor heat exchanger 300th, indoor heat exchanger 400 and restricting element 500, compressor 200, outdoor heat exchanger 300, indoor heat exchanger 400 and throttling unit Refrigerant circulation circuit is formed between part 500.
The electric radiator 110 of the embodiment of the present invention is connected in refrigerant circulation circuit with using in refrigerant circulation circuit Refrigerant radiates to outdoor Electrical Control.As shown in Fig. 2 restricting element 500 may include that first throttle valve 510 and second throttles Valve 520, first throttle valve 510 and second throttle 520 are disposed in the interior between heat exchanger 400 and outdoor heat exchanger 300, automatically controlled Radiator 110 may be provided between first throttle valve 510 and second throttle 520.
Wherein, electric radiator 110 can with the frequency-variable module directly contact of outdoor Electrical Control being exchanged heat, or, electricity Control radiator 110 is contacted to be exchanged heat by metal heat-conducting plate with the frequency-variable module of outdoor Electrical Control.At one of the invention In embodiment, electric radiator 110 may include automatically controlled substrate 111 and automatically controlled pressing plate 112, and the refrigerant pipe of refrigerant circulation circuit is at least By being once located between automatically controlled substrate 111 and automatically controlled pressing plate 112.Specifically, the refrigerant pipe of refrigerant circulation circuit can be corresponded to The larger electric control element 113 of caloric value in outdoor Electrical Control is set, for example, can correspond to frequency-variable module setting.As shown in figure 3, working as When the larger electric control element 113 of caloric value in outdoor Electrical Control is one, the refrigerant pipe P of refrigerant circulation circuit can be to should one Individual electric control element is arranged between automatically controlled substrate 111 and automatically controlled pressing plate 112;As shown in figure 4, when the caloric value in outdoor Electrical Control When larger electric control element 113 is two, the refrigerant pipe P of refrigerant circulation circuit can to should two electric control elements be respectively arranged at Between automatically controlled substrate 111 and automatically controlled pressing plate 112.
It is connected in refrigerant circulation circuit by by electric radiator 110, effectively outdoor Electrical Control can be radiated. However, when because outdoor Electrical Control caloric value it is excessive, or refrigerant temperature in refrigerant circulation circuit is of a relatively high, or automatically controlled dissipates Situations such as hot device 110 and electric radiator loose contact and when causing the radiating effect of outdoor Electrical Control not good, electric radiator 110 may not maintain below safe temperature the temperature of outdoor Electrical Control.Thus, the embodiment of the present invention is also by setting temperature Degree detector 120 and controller 130, further heat radiation protection is carried out with to outdoor Electrical Control.
The temperature detector 120 of the embodiment of the present invention is used to detect the temperature of outdoor Electrical Control, and controller 130 is examined with temperature Survey device 120 to be connected, controller 130 can be controlled with to outdoor Electrical Control compressor 200 according to the temperature of outdoor Electrical Control Carry out heat radiation protection.
Temperature detector 120 is configured to relatively accurately detect the temperature of outdoor Electrical Control.In this hair In bright one embodiment, temperature detector 120 can be temperature sensor, and temperature sensor can correspond to the frequency conversion of outdoor Electrical Control Module is set.In other embodiments of the invention, temperature sensor can also be provided at the refrigerant pipe near electric radiator 110 On.
In one embodiment of the invention, controller 130 can be judged the temperature of outdoor Electrical Control, work as outdoor unit When automatically controlled temperature is less than or equal to the first preset temperature, the control compressor 200 of controller 130 keeps current operating conditions, works as room The temperature of outer Electrical Control more than the first preset temperature and during less than the second preset temperature, the control frequency reducing of compressor 200 of controller 130 Operation, when the temperature of outdoor Electrical Control is more than or equal to the second preset temperature, the control compressor 200 of controller 130 is shut down.Also It is to say, when the temperature of outdoor Electrical Control is relatively low, without taking safeguard measure, when the temperature of outdoor Electrical Control is of a relatively high, Can be by controlling the frequency reducing of compressor 200 to run with the appropriate caloric value for reducing outdoor Electrical Control, when the temperature mistake of outdoor Electrical Control Gao Shi, can control outdoor Electrical Control to stop heating by directly controlling compressor shutdown.
In addition, controller 130 is additionally operable to obtain the number of times of the temperature more than or equal to the second preset temperature of outdoor Electrical Control, with And control air-conditioner is closed when the temperature of outdoor Electrical Control continues to exceed default time more than or equal to the number of times of the second preset temperature, And control air-conditioner to send malfunction coefficient information, so that user knows.
After the shutdown of compressor 200, if the temperature of outdoor Electrical Control is more than or equal to the 3rd preset temperature, controller 130 Then judge that temperature detector 120 breaks down.Wherein, the 3rd preset temperature is more than the second preset temperature, i.e. the 3rd preset temperature Higher than the preset difference value of the second preset temperature one, the purpose for setting the preset difference value is temperature detector after preventing air-conditioner from stopping The temperature of 120 detections continues to rise, more precisely to judge whether temperature detector 120 breaks down.
In one embodiment of the invention, the first to the 3rd preset temperature can be according to the runnability of air-conditioner and outdoor Heat resistance of Electrical Control etc. pre-sets, and is stored in controller 130, as the control of outdoor Electrical Control heat radiation protection Standard.
The heat radiation protection device of the outdoor Electrical Control for air-conditioner according to embodiments of the present invention, by being connected to refrigerant Electric radiator in circulation loop radiates to outdoor Electrical Control, and by detecting the temperature of outdoor Electrical Control, according to room The temperature of outer Electrical Control is controlled to compressor, thus, effectively outdoor Electrical Control can not only be radiated, additionally it is possible to Protection control is carried out when the automatically controlled temperature of outdoor unit is higher such that it is able to effectively protect outdoor Electrical Control from high temperature failure, greatly Improve air-conditioner reliability of operation greatly.
Correspondence above-described embodiment, the present invention also proposes a kind of air-conditioner.
The air-conditioner of the embodiment of the present invention, including the outdoor Electrical Control for air-conditioner that the above embodiment of the present invention is proposed Heat radiation protection device, its specific embodiment can refer to above-described embodiment, to avoid redundancy, will not be repeated here.
Air-conditioner according to embodiments of the present invention, effectively can not only radiate, additionally it is possible in room to outdoor Electrical Control Outer electromechanical controlling temperature carries out protection control when higher such that it is able to effectively protect outdoor Electrical Control from high temperature failure, significantly Improve reliability of operation.
Correspondence above-described embodiment, the present invention also proposes a kind of heat radiation protection method of the outdoor Electrical Control for air-conditioner.
Wherein, reference picture 2, the air-conditioner of the embodiment of the present invention may include compressor, outdoor heat exchanger, indoor heat exchanger and Restricting element, electric radiator, form refrigerant circulation and return between compressor, outdoor heat exchanger, indoor heat exchanger and restricting element Road, electric radiator is attached in refrigerant circulation circuit enter outdoor Electrical Control with using the refrigerant in refrigerant circulation circuit Row radiating.
Wherein, electric radiator can with the frequency-variable module directly contact of outdoor Electrical Control being exchanged heat, or, it is automatically controlled to dissipate Hot device is contacted to be exchanged heat by metal heat-conducting plate with the frequency-variable module of outdoor Electrical Control.In one embodiment of the present of invention In, electric radiator may include automatically controlled substrate and automatically controlled pressing plate, and the refrigerant pipe of refrigerant circulation circuit is at least through being once located in Between automatically controlled substrate and automatically controlled pressing plate.Specifically, the refrigerant pipe of refrigerant circulation circuit can correspond to the caloric value in outdoor Electrical Control Larger electric control element is set, for example, can correspond to frequency-variable module setting.As shown in figure 3, when the caloric value in outdoor Electrical Control compared with When big electric control element is one, the refrigerant pipe of refrigerant circulation circuit can to should electric control element be arranged at automatically controlled substrate with Between automatically controlled pressing plate;As shown in figure 4, when the larger electric control element of the caloric value in outdoor Electrical Control is two, refrigerant circulation The refrigerant pipe in loop can to should two electric control elements be respectively arranged between automatically controlled substrate and automatically controlled pressing plate.
It is connected in refrigerant circulation circuit by by electric radiator, effectively outdoor Electrical Control can be radiated.So And, when because outdoor Electrical Control caloric value it is excessive, or refrigerant temperature in refrigerant circulation circuit is of a relatively high, or automatically controlled radiating Situations such as device and electric radiator loose contact and when causing the radiating effect of outdoor Electrical Control not good, electric radiator may not necessarily It is enough to maintain below safe temperature the temperature of outdoor Electrical Control.Thus, the embodiment of the present invention also passes through following heat radiation protections Method carries out further heat radiation protection to outdoor Electrical Control.
As shown in figure 5, the heat radiation protection method of the outdoor Electrical Control for air-conditioner of the embodiment of the present invention, including it is following Step:
S1, the temperature of the outdoor Electrical Control of detection.
The temperature of outdoor Electrical Control can be detected by temperature sensor.In one embodiment of the invention, TEMP The frequency-variable module that device can correspond to outdoor Electrical Control is set.In other embodiments of the invention, temperature sensor can also be provided at On refrigerant pipe near electric radiator.
S2, the temperature according to outdoor Electrical Control is controlled to compressor carries out heat radiation protection with to outdoor Electrical Control.
Specifically, the temperature of outdoor Electrical Control can be judged, when the temperature of outdoor Electrical Control is pre- less than or equal to first If during temperature, can control compressor and keep current operating conditions;When the temperature of outdoor Electrical Control is more than the first preset temperature and small When the second preset temperature, compressor frequency reducing operation is can control;When the temperature of outdoor Electrical Control is more than or equal to the second preset temperature When, can control compressor shutdown.That is, when the temperature of outdoor Electrical Control is relatively low, without taking safeguard measure, working as outdoor When the temperature of Electrical Control is of a relatively high, can be run suitably to reduce the caloric value of outdoor Electrical Control by controlling compressor frequency reducing, When the temperature of outdoor Electrical Control is too high, outdoor Electrical Control can be controlled to stop heating by directly controlling compressor shutdown.
In addition, the number of times of the temperature more than or equal to the second preset temperature of outdoor Electrical Control can be also obtained, and in outdoor unit Control air-conditioner is closed when automatically controlled temperature continues to exceed default time more than or equal to the number of times of the second preset temperature, and controls air-conditioning Device sends malfunction coefficient information, so that user knows.
After compressor shutdown, if the temperature of outdoor Electrical Control is more than or equal to the 3rd preset temperature, sensing chamber is judged The temperature detector of the temperature of outer Electrical Control breaks down, wherein, the 3rd preset temperature is pre- more than the second preset temperature, i.e., the 3rd If temperature is higher than the preset difference value of the second preset temperature one, the purpose for setting the preset difference value is temperature after preventing air-conditioner from stopping The temperature of detector detection continues to rise, more precisely to judge whether temperature detector breaks down.
In one embodiment of the invention, the first to the 3rd preset temperature can be according to the runnability of air-conditioner and outdoor Heat resistance of Electrical Control etc. pre-sets, and is stored, as the control standard of outdoor Electrical Control heat radiation protection.
The heat radiation protection method of the outdoor Electrical Control for air-conditioner according to embodiments of the present invention, by being connected to refrigerant Electric radiator in circulation loop radiates to outdoor Electrical Control, and by detecting the temperature of outdoor Electrical Control, according to room The temperature of outer Electrical Control is controlled to compressor, thus, effectively outdoor Electrical Control can not only be radiated, additionally it is possible to Protection control is carried out when the automatically controlled temperature of outdoor unit is higher such that it is able to effectively protect outdoor Electrical Control from high temperature failure, greatly Improve air-conditioner reliability of operation greatly.
In one particular embodiment of the present invention, as shown in fig. 6, the heat radiation protection of the outdoor Electrical Control for air-conditioner Method may include following steps:
S601, the temperature T of the outdoor Electrical Control of detection.
Whether S602, judge T less than T3.If it is, performing step S603;If it is not, then performing step S609.
Whether S603, judge T less than T1.If it is, performing step S609;If it is not, then performing step S604.
Whether S604, judge T less than T2.If it is, performing step S605;If it is not, then performing step S606.T2 can It is the threshold value whether temperature for judging outdoor Electrical Control is too high.T3 is more than T2, in step S602, if it is decided that T is more than or equal to T3, then T is excessive, it may be possible to because the temperature detector of the temperature of the outdoor Electrical Control of detection breaks down, therefore of the invention In one embodiment, when judging that T is more than or equal to T3, air-conditioner can be maintained to continue to run with.
S605, the frequency reducing operation of control compressor.
S606, controls compressor shutdown.After step S605 and S606 is performed, step S601 is can return to, continue sensing chamber The temperature T of outer Electrical Control.
S607, detects the temperature T of outdoor Electrical Control again after 3 minutes.
S608, if continuous three T are more than or equal to T2, air-conditioner is closed, and shows failure code.
S609, control air-conditioner normally runs.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward ", " up time The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or Position relationship, is for only for ease of the description present invention and simplifies description, must rather than the device or element for indicating or imply meaning With specific orientation, with specific azimuth configuration and operation, therefore must be not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or Implicitly include one or more this feature.In the description of the invention, " multiple " is meant that two or more, Unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc. Term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integrally;Can be that machinery connects Connect, or electrically connect;Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be in two elements The connection in portion or two interaction relationships of element.For the ordinary skill in the art, can be according to specific feelings Condition understands above-mentioned term concrete meaning in the present invention.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be with It is the first and second feature directly contacts, or the first and second features are by intermediary mediate contact.And, fisrt feature exists Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described Point is contained at least one embodiment of the invention or example.In this manual, to the schematic representation of above-mentioned term not Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be with office Combined in an appropriate manner in one or more embodiments or example.Additionally, in the case of not conflicting, the skill of this area Art personnel can be tied the feature of the different embodiments or example described in this specification and different embodiments or example Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned Embodiment is changed, changes, replacing and modification.

Claims (15)

1. the heat radiation protection device of a kind of outdoor Electrical Control for air-conditioner, it is characterised in that the air-conditioner includes compression Machine, outdoor heat exchanger, indoor heat exchanger and restricting element, the compressor, outdoor heat exchanger, indoor heat exchanger and restricting element Between form refrigerant circulation circuit, the heat radiation protection device of the outdoor Electrical Control includes:
Electric radiator, the electric radiator is connected in the refrigerant circulation circuit with using in the refrigerant circulation circuit Refrigerant the outdoor Electrical Control is radiated;
Temperature detector, the temperature detector is used to detect the temperature of the outdoor Electrical Control;
Controller, the controller is connected with the temperature detector, temperature of the controller according to the outdoor Electrical Control The compressor is controlled carries out heat radiation protection with to the outdoor Electrical Control.
2. the heat radiation protection device of the outdoor Electrical Control for air-conditioner according to claim 1, it is characterised in that described Restricting element includes first throttle valve and second throttle, and the first throttle valve and second throttle are arranged on the interior and change Between hot device and the outdoor heat exchanger, the electric radiator be arranged on the first throttle valve and the second throttle it Between.
3. the heat radiation protection device of the outdoor Electrical Control for air-conditioner according to claim 1, it is characterised in that described Temperature detector is temperature sensor, and the frequency-variable module of the temperature sensor correspondence outdoor Electrical Control is set.
4. the heat radiation protection device of the outdoor Electrical Control for air-conditioner according to any one of claim 1-3, it is special Levy and be, the electric radiator and the frequency-variable module directly contact of the outdoor Electrical Control being exchanged heat, or, the electricity Control radiator is contacted to be exchanged heat by metal heat-conducting plate with the frequency-variable module of the outdoor Electrical Control.
5. the heat radiation protection device of the outdoor Electrical Control for air-conditioner according to claim 1, it is characterised in that the control Device judged the temperature of the outdoor Electrical Control, wherein,
When the temperature of the outdoor Electrical Control is more than the first preset temperature and during less than the second preset temperature, the controller control The compressor frequency reducing operation;
When the temperature of the outdoor Electrical Control is more than or equal to second preset temperature, the controller controls the compressor Shut down.
6. the heat radiation protection device of the outdoor Electrical Control for air-conditioner according to claim 5, it is characterised in that in the pressure After contracting machine is shut down, if the temperature of the outdoor Electrical Control is more than or equal to the 3rd preset temperature, the controller then judges described Temperature detector breaks down, wherein, the 3rd preset temperature is more than second preset temperature.
7. the heat radiation protection device of the outdoor Electrical Control for air-conditioner according to claim 5, it is characterised in that when the room When the temperature of outer Electrical Control is less than or equal to first preset temperature, the controller controls the compressor to keep current operation State.
8. the heat radiation protection device of the outdoor Electrical Control for air-conditioner according to claim 1, it is characterised in that described automatically controlled Radiator includes automatically controlled substrate and automatically controlled pressing plate, and the refrigerant pipe of the refrigerant circulation circuit is at least through being once located in the electricity Between control substrate and the automatically controlled pressing plate.
9. the heat radiation protection device of the outdoor Electrical Control for air-conditioner according to claim 5, it is characterised in that the control Device is additionally operable to obtain the number of times of the temperature more than or equal to second preset temperature of the outdoor Electrical Control, and in the outdoor The temperature of Electrical Control controls the air-conditioner to close when continuing to exceed default time more than or equal to the number of times of second preset temperature, And control the air-conditioner to send malfunction coefficient information.
10. a kind of air-conditioner, it is characterised in that including the outdoor unit for air-conditioner as claimed in one of claims 1-9 Automatically controlled heat radiation protection device.
The heat radiation protection method of 11. a kind of outdoor Electrical Controls for air-conditioner, it is characterised in that the air-conditioner includes compression Machine, outdoor heat exchanger, indoor heat exchanger and restricting element, electric radiator, the compressor, outdoor heat exchanger, indoor heat exchange Refrigerant circulation circuit is formed between device and restricting element, the electric radiator is connected in the refrigerant circulation circuit to utilize Refrigerant in the refrigerant circulation circuit radiates to the outdoor Electrical Control, the described method comprises the following steps:
Detect the temperature of the outdoor Electrical Control;
Temperature according to the outdoor Electrical Control is controlled to the compressor carries out radiating guarantor with to the outdoor Electrical Control Shield.
12. methods according to claim 11, it is characterised in that the temperature according to the outdoor Electrical Control is to the compression Machine is controlled, including:
Temperature to the outdoor Electrical Control judges;
When the temperature of the outdoor Electrical Control is more than the first preset temperature and during less than the second preset temperature, the compressor is controlled Frequency reducing runs;
When the temperature of the outdoor Electrical Control is more than or equal to second preset temperature, the compressor shutdown is controlled.
13. methods according to claim 12, it is characterised in that after the compressor shutdown, if the outdoor unit Automatically controlled temperature is more than or equal to the 3rd preset temperature, then judge that the temperature detector of the temperature of the detection outdoor Electrical Control occurs Failure, wherein, the 3rd preset temperature is more than second preset temperature.
14. methods according to claim 12, it is characterised in that when the temperature of the outdoor Electrical Control is less than or equal to described During the first preset temperature, the compressor is controlled to keep current operating conditions.
15. methods according to claim 12, it is characterised in that the temperature for also obtaining the outdoor Electrical Control is more than or equal to The number of times of second preset temperature, and it is secondary more than or equal to second preset temperature in the temperature of the outdoor Electrical Control Number controls the air-conditioner to close when continuing to exceed default time, and controls the air-conditioner to send malfunction coefficient information.
CN201710151421.8A 2017-03-14 2017-03-14 Heat radiation protection device, method and air-conditioner for the outdoor Electrical Control of air-conditioner Pending CN106839163A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710151421.8A CN106839163A (en) 2017-03-14 2017-03-14 Heat radiation protection device, method and air-conditioner for the outdoor Electrical Control of air-conditioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710151421.8A CN106839163A (en) 2017-03-14 2017-03-14 Heat radiation protection device, method and air-conditioner for the outdoor Electrical Control of air-conditioner

Publications (1)

Publication Number Publication Date
CN106839163A true CN106839163A (en) 2017-06-13

Family

ID=59144637

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710151421.8A Pending CN106839163A (en) 2017-03-14 2017-03-14 Heat radiation protection device, method and air-conditioner for the outdoor Electrical Control of air-conditioner

Country Status (1)

Country Link
CN (1) CN106839163A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107255352A (en) * 2017-07-28 2017-10-17 广东美的暖通设备有限公司 Air conditioner and its Temperature Failure or the detection method and device of radiator loose contact
CN107355951A (en) * 2017-07-26 2017-11-17 广东美的暖通设备有限公司 Air conditioner refrigerating mode control method, device and air-conditioning
CN107477770A (en) * 2017-07-13 2017-12-15 芜湖美智空调设备有限公司 Air conditioner and its control method
CN109631225A (en) * 2018-11-28 2019-04-16 广东美的制冷设备有限公司 Air conditioner cooling control method and device, air conditioner and storage medium
CN110044032A (en) * 2019-04-15 2019-07-23 广东美的制冷设备有限公司 The control method of conditioner
CN110044031A (en) * 2019-04-15 2019-07-23 广东美的制冷设备有限公司 The control method of conditioner and automatically controlled case assembly, conditioner
CN110793151A (en) * 2019-11-19 2020-02-14 宁波奥克斯电气股份有限公司 Multi-split refrigerant control method and device, air conditioner and storage medium
WO2021233468A1 (en) * 2020-10-30 2021-11-25 青岛海尔空调电子有限公司 Control method for air-suction-type air conditioner

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004044964A (en) * 2002-07-15 2004-02-12 Sharp Corp Air conditioner
JP2009299987A (en) * 2008-06-12 2009-12-24 Daikin Ind Ltd Refrigerating device
CN103375874A (en) * 2012-04-23 2013-10-30 珠海格力电器股份有限公司 Air conditioner and refrigerant circulation abnormality protection control method for same
CN103954022A (en) * 2014-04-09 2014-07-30 美的集团股份有限公司 Temperature-detection protective device and air conditioner
CN104482609A (en) * 2014-11-24 2015-04-01 广东美的制冷设备有限公司 Cooling/warming air conditioner
JP2016138721A (en) * 2015-01-28 2016-08-04 三菱重工業株式会社 Outdoor unit for air conditioner and air conditioner
CN206959203U (en) * 2017-03-14 2018-02-02 芜湖美智空调设备有限公司 Heat radiation protection device and air conditioner for the outdoor Electrical Control of air conditioner

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004044964A (en) * 2002-07-15 2004-02-12 Sharp Corp Air conditioner
JP2009299987A (en) * 2008-06-12 2009-12-24 Daikin Ind Ltd Refrigerating device
CN103375874A (en) * 2012-04-23 2013-10-30 珠海格力电器股份有限公司 Air conditioner and refrigerant circulation abnormality protection control method for same
CN103954022A (en) * 2014-04-09 2014-07-30 美的集团股份有限公司 Temperature-detection protective device and air conditioner
CN104482609A (en) * 2014-11-24 2015-04-01 广东美的制冷设备有限公司 Cooling/warming air conditioner
JP2016138721A (en) * 2015-01-28 2016-08-04 三菱重工業株式会社 Outdoor unit for air conditioner and air conditioner
CN206959203U (en) * 2017-03-14 2018-02-02 芜湖美智空调设备有限公司 Heat radiation protection device and air conditioner for the outdoor Electrical Control of air conditioner

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
葛党朝: "《城市轨道交通车辆空调系统》", 31 August 2013 *
陈振官: "《家用空调器故障检修222例》", 31 January 2001 *

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107477770A (en) * 2017-07-13 2017-12-15 芜湖美智空调设备有限公司 Air conditioner and its control method
CN107355951A (en) * 2017-07-26 2017-11-17 广东美的暖通设备有限公司 Air conditioner refrigerating mode control method, device and air-conditioning
CN107355951B (en) * 2017-07-26 2020-03-31 广东美的暖通设备有限公司 Air conditioner refrigeration mode control method and device and air conditioner
CN107255352A (en) * 2017-07-28 2017-10-17 广东美的暖通设备有限公司 Air conditioner and its Temperature Failure or the detection method and device of radiator loose contact
CN109631225A (en) * 2018-11-28 2019-04-16 广东美的制冷设备有限公司 Air conditioner cooling control method and device, air conditioner and storage medium
CN109631225B (en) * 2018-11-28 2022-06-17 广东美的制冷设备有限公司 Air conditioner heat dissipation control method and device, air conditioner and storage medium
CN110044032A (en) * 2019-04-15 2019-07-23 广东美的制冷设备有限公司 The control method of conditioner
CN110044031A (en) * 2019-04-15 2019-07-23 广东美的制冷设备有限公司 The control method of conditioner and automatically controlled case assembly, conditioner
CN110044031B (en) * 2019-04-15 2020-09-25 广东美的制冷设备有限公司 Control method of air conditioning device, electric control box assembly and air conditioning device
CN110793151A (en) * 2019-11-19 2020-02-14 宁波奥克斯电气股份有限公司 Multi-split refrigerant control method and device, air conditioner and storage medium
CN110793151B (en) * 2019-11-19 2021-08-27 宁波奥克斯电气股份有限公司 Multi-split refrigerant control method and device, air conditioner and storage medium
WO2021233468A1 (en) * 2020-10-30 2021-11-25 青岛海尔空调电子有限公司 Control method for air-suction-type air conditioner

Similar Documents

Publication Publication Date Title
CN106839163A (en) Heat radiation protection device, method and air-conditioner for the outdoor Electrical Control of air-conditioner
CN105258416B (en) Control method, control device and the control system of electric expansion valve initial opening
CN104566823B (en) The refrigerant control method of multi-connected machine in parallel
CN206959203U (en) Heat radiation protection device and air conditioner for the outdoor Electrical Control of air conditioner
KR101137740B1 (en) System and method for calibrating parameters for a refrigeration system with a variable speed compressor
CN106949568A (en) The automatically controlled anti-condensation control method of air-conditioner coolant radiating and device
CN107255352A (en) Air conditioner and its Temperature Failure or the detection method and device of radiator loose contact
CN106871380A (en) The protective device for preventing overheat and method of power device in air-conditioner and air-conditioner
US20070240870A1 (en) Temperature control apparatus
CN107084494A (en) Fault detection method, detection means and the multi-connected air conditioning system of electric expansion valve
CN107166677A (en) New blower fan and its control method and device
MX2008012796A (en) Variable capacity air conditioning system.
CN106524419B (en) Air conditioning control method and air-conditioning equipment
CN103095098B (en) Frequency converter heat-dissipation cooling system and controlling method and device thereof
US20170217286A1 (en) Air-conditioning control device and vehicle air-conditioning device, and method for determining fault in electromagnetic valve of air-conditioning control device
WO2021233468A1 (en) Control method for air-suction-type air conditioner
CN102677440B (en) The temperature control method and device and dryer of dryer
CN106440224A (en) Control method and control device for air conditioner
CN110131796A (en) Radiator, air conditioner and its control method, computer readable storage medium
CN108006924A (en) Air-conditioning and its control method
CN105865096B (en) A kind of method and its unit for lifting multi-connected machine unit heating effect
KR101550573B1 (en) Refrigeration device
JP3985642B2 (en) Hot water generator
JP2008039388A (en) Multi-type air conditioner
CN113551369B (en) Control system for detecting blockage of refrigeration system and blockage detection method

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination