CN203605365U - Refrigerating and heating air conditioner - Google Patents
Refrigerating and heating air conditioner Download PDFInfo
- Publication number
- CN203605365U CN203605365U CN201320718881.1U CN201320718881U CN203605365U CN 203605365 U CN203605365 U CN 203605365U CN 201320718881 U CN201320718881 U CN 201320718881U CN 203605365 U CN203605365 U CN 203605365U
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- heat exchanger
- heating
- air conditioner
- outdoor heat
- electric radiator
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Abstract
The utility model discloses a refrigerating and heating air conditioner which comprises an air compressor, a four-way valve, an outdoor heat exchanger, an electronic control heat sink, a first throttling element, an indoor heat exchanger and a first one-way valve. The electric control heat sink is provided with a refrigerant channel. One end of the refrigerant channel is connected with the outdoor heat exchanger. The first throttling element is connected with the other end of the refrigerant channel. The first one-way valve is connected with the outdoor heat exchanger and the first throttling element. The first one-way valve is communicated in a one-way mode in the direction from the first throttling element to the outdoor heat exchanger. According to the refrigerating and heating air conditioner, in a refrigerating cycle, it can be guaranteed that the electric control module is well cooled, and meanwhile, the problem that the reliability of the electric control module is affected by condensate water can be solved; in a heating cycle, the temperature of the electric control module can be prevented from being reduced to a too low degree by low-temperature refrigerating fluid, and the reliability of electric control module can be guaranteed when the refrigerating and heating air conditioner operates in a heating mode.
Description
Technical field
The utility model relates to household appliance technical field, especially relates to a kind of heating and air conditioner.
Background technology
Along with the development of air-conditioning technical, convertible frequency air-conditioner has obtained general application in industry, but in the outdoor automatically controlled control system of transducer air conditioning, electronic control module heating is large, has limited the operation of compressor high frequency in hot environment.Current most of automatically controlled radiating mode using, mostly being metal fin dispels the heat by cross-ventilation, but under outdoor high temperature environment, this radiating mode heat radiation is poor, conventionally way is to reduce electronic control module by reduction compressor operation frequency to generate heat to guarantee that air-conditioner normally moves, thereby affect greatly the refrigeration of convertible frequency air-conditioner in the situation that outdoor application environment is higher, affected user's comfort.
Utility model content
The utility model is intended at least solve one of technical problem existing in prior art.For this reason, an object of the present utility model is to propose a kind of heating and air conditioner, and this heating and air conditioner not only can guarantee electronic control module to play good cooling effect, and also can solve condensation water affects the problem of electronic control module reliability simultaneously.
According to heating and air conditioner of the present utility model, comprising: compressor, described compressor has exhaust outlet and air entry; Cross valve, described cross valve comprises first to fourth valve port, and described the first valve port is connected with described exhaust outlet, and described the second valve port is connected with described air entry; Outdoor heat exchanger, one end of described outdoor heat exchanger is connected with described the 3rd valve port; Electric radiator, described electric radiator has refrigerant passage, and one end of described refrigerant passage is connected with the other end of described outdoor heat exchanger; First throttle element, described first throttle element is connected with the other end of described refrigerant passage; Indoor heat exchanger, the two ends of described indoor heat exchanger are connected with described the 4th valve port with described first throttle element respectively; The first check valve, described the first check valve is connected with described first throttle element with the described other end of described outdoor heat exchanger respectively, described the first check valve one-way conduction from described first throttle element to the direction of the described other end of described outdoor heat exchanger.
According to heating and air conditioner of the present utility model, by by the first check valve with electric radiator is connected in parallel between outdoor heat exchanger and first throttle element and the first check valve one-way conduction on the direction from first throttle element to outdoor heat exchanger, in the time of kind of refrigeration cycle, the temperature of discharging from outdoor heat exchanger approaches or enters into electric radiator so that electronic control module is carried out to absorbing and cooling temperature a little more than the cold-producing medium of outdoor environment temperature, and the cold-producing medium of this kind of refrigeration cycle passes through electric radiator always, thereby not only can guarantee electronic control module to play good cooling effect, also can solve condensation water simultaneously and affect the problem of electronic control module reliability.Heating circulation time, the cold-producing medium major part of discharging from first throttle element is drained into outdoor heat exchanger by the first check valve, thereby it is too low to prevent that the temperature of electronic control module from falling in low-temperature refrigerant, the reliability of electronic control module can guarantee heating and air conditioner heating operation time.
In addition, also there is following additional technical feature according to heating and air conditioner of the present utility model:
According to embodiment more of the present utility model, heating and air conditioner also comprises second section fluid element, described second section fluid element is connected between the described other end and described electric radiator of described outdoor heat exchanger, and described second section fluid element is used for entering the cold-producing medium reducing pressure by regulating flow of described electric radiator.Thereby can further be lowered into the temperature of the cold-producing medium in electric radiator, make electric radiator better to the radiating effect of electronic control module.
In further embodiment of the present utility model, heating and air conditioner also comprises the second check valve, described the second check valve is connected between the described other end and described electric radiator of described outdoor heat exchanger, described the second check valve one-way conduction from the described other end of described outdoor heat exchanger to the direction of described electric radiator.Thereby heating circulation time, guarantee that cold-producing medium all enters into outdoor heat exchanger by the first check valve, further prevent that the temperature of electronic control module from falling in low-temperature refrigerant too low, the reliability of electronic control module when heating and air conditioner heating operation can further be guaranteed.
According to embodiment more of the present utility model, described electric radiator comprises: radiation shell, is provided with containing tank in described radiation shell; The metal tube of hollow, described metal tube is located in described containing tank, limits described refrigerant passage in described metal tube.Thereby make the simple in structure of electric radiator.
Particularly, described radiation shell comprises: heat radiation base, and described heat radiation base is provided with the first groove; Cover plate, described cover plate is provided with the second groove, and described cover plate is located on described heat radiation base, and described the first groove and described the second groove fit are to limit described containing tank.Thereby make the simple in structure of radiation shell, and the installation of being convenient to metal tube is fixed.
In examples more of the present utility model, described metal tube is formed as " U " shape pipe.
Further, described containing tank is formed as " U " shape groove.
Alternatively, described metal tube is copper pipe.
Alternatively, described second section fluid element is capillary.
Alternatively, described first throttle element is capillary.
Additional aspect of the present utility model and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is according to the schematic diagram of the heating and air conditioner of the utility model embodiment;
Fig. 2 is the decomposing schematic representation of the electric radiator in the heating and air conditioner shown in Fig. 1;
Fig. 3 is the assembling schematic diagram of the electric radiator of the heating and air conditioner shown in Fig. 1.
Reference numeral:
Heating and air conditioner 100, compressor 1, exhaust outlet 10, air entry 11, cross valve 2, the first valve port a, the second valve port b, the 3rd valve port c, the 4th valve port d, outdoor heat exchanger 3, electric radiator 4, refrigerant passage 40, radiation shell 41, metal tube 42, heat radiation base 410, cover plate 411, containing tank 412, the first groove 413, the second groove 414, first throttle element 5, indoor heat exchanger 6, the first check valve 7, second section fluid element 8
The specific embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand the concrete meaning of above-mentioned term in the utility model.
Describe according to the heating and air conditioner 100 of the utility model embodiment below with reference to Fig. 1-Fig. 3, particularly, heating and air conditioner 100 is transducer air conditioning.
As shown in Figure 1, comprise according to the heating and air conditioner 100 of the utility model embodiment: compressor 1, cross valve 2, outdoor heat exchanger 3, electric radiator 4, first throttle element 5, indoor heat exchanger 6 and the first check valve 7.Wherein, compressor 1 has exhaust outlet 10 and air entry 11, it should be noted that, structure and the operation principle etc. of compressor 1 are prior art, are not just described in detail here.Cross valve 2 comprises the first valve port a, the second valve port b, the 3rd valve port c and the 4th valve port d, and the first valve port a is connected with exhaust outlet 10, and the second valve port b is connected with air entry 11.One end of outdoor heat exchanger 3 is connected with the 3rd valve port c.
Wherein, heating and air conditioner 100 also comprises electronic control module, and the contiguous electronic control module setting of electric radiator 4 is to carry out absorbing and cooling temperature to electronic control module.
Heating and air conditioner 100 is in the time of refrigerating operaton, now the first valve port a of cross valve 2 and the 3rd valve port c conducting, the second valve port b and the 4th valve port d conducting, as shown in the solid arrow in Fig. 1, the cold-producing medium of discharging from the exhaust outlet 10 of compressor 1 enters in outdoor heat exchanger 3 by cross valve 2, cold-producing medium is in the interior condensation of outdoor heat exchanger 3 heat radiation, and the temperature of the cold-producing medium after condensation heat radiation drops to and approaches or a little more than outdoor environment temperature.Now due to the not conducting from the other end of outdoor heat exchanger 3 to the direction of first throttle element 5 of the first check valve 7, the cold-producing medium of discharging from outdoor heat exchanger 3 enters into electric radiator 4, the cold-producing medium that enters into electric radiator 4 carries out absorbing and cooling temperature to electronic control module, the cold-producing medium of discharging from electric radiator 4 enters into 5 throttlings of first throttle element, the cold-producing medium of discharging from first throttle element 5 enters into indoor heat exchanger 6, enter into the cold-producing medium of indoor heat exchanger 6 to using room to carry out absorbing and cooling temperature, last cold-producing medium of discharging from indoor heat exchanger 6 is expelled back in compressor 1 by cross valve 2 and air entry 11 successively, complete kind of refrigeration cycle.
Heating and air conditioner 100 is in the time of heating operation, now the first valve port a in cross valve 2 and the 4th valve port d conducting, the second valve port b and the 3rd valve port c conducting, as shown in the dotted arrow in Fig. 1, the cold-producing medium of discharging from the exhaust outlet 10 of compressor 1 is drained into indoor heat exchanger 6 by cross valve 2, condensation heat radiation is to carry out heat release intensification to use room in indoor heat exchanger 6 for cold-producing medium, and the cold-producing medium of discharging from indoor heat exchanger 6 enters into first throttle element 5 and carries out throttling.Now due to the first check valve 7 one-way conduction on the direction of the other end from first throttle element 5 to outdoor heat exchanger 3, and because the fluid resistance in the first check valve 7 is less than the fluid resistance in electric radiator 4, the cold-producing medium major part of discharging from first throttle element 5 enters into outdoor heat exchanger 3 by the first check valve 7, the cold-producing medium flowing in outdoor heat exchanger 3 carries out evaporation endothermic to reduce outdoor environment temperature, cold-producing medium is expelled back in compressor 1 by cross valve 2 and air entry 11 successively afterwards, completes and heats circulation.
In heating and air conditioner 100 during in heating operation, outdoor environment temperature is lower, now heat in circulation, only have little cold-producing medium or without cold-producing medium through electric radiator 4, prevent that the temperature of electronic control module from falling in low-temperature refrigerant too low, the reliability of electronic control module can guarantee heating and air conditioner 100 heating operation time.
According to the heating and air conditioner 100 of the utility model embodiment, by by the first check valve 7 with electric radiator 4 is connected in parallel between outdoor heat exchanger 3 and first throttle element 5 and the first check valve 7 one-way conduction on the direction from first throttle element 5 to outdoor heat exchanger 3, in the time of kind of refrigeration cycle, the temperature of discharging from outdoor heat exchanger 3 approaches or enters into electric radiator 4 so that electronic control module is carried out to absorbing and cooling temperature a little more than the cold-producing medium of outdoor environment temperature, and the cold-producing medium of this kind of refrigeration cycle passes through electric radiator 4 always, thereby not only can guarantee electronic control module to play good cooling effect, also can solve condensation water simultaneously and affect the problem of electronic control module reliability.Heating circulation time, the cold-producing medium major part of discharging from first throttle element 5 is drained into outdoor heat exchanger 3 by the first check valve 7, thereby it is too low to prevent that the temperature of electronic control module from falling in low-temperature refrigerant, the reliability of electronic control module can guarantee heating and air conditioner 100 heating operation time.
As shown in Figure 1, in embodiment more of the present utility model, heating and air conditioner 100 also comprises second section fluid element 8, second section fluid element 8 is connected between the other end and electric radiator 4 of outdoor heat exchanger 3, and second section fluid element 8 is for the cold-producing medium reducing pressure by regulating flow to entering electric radiator 4.The cold-producing medium of now discharging from outdoor heat exchanger 3 is introduced in second section fluid element 8 and carries out being drained in the refrigerant passage 40 of electric radiator 4 reducing pressure by regulating flow again, thereby can further be lowered into the temperature of the cold-producing medium in electric radiator 4, make electric radiator 4 better to the radiating effect of electronic control module.Alternatively, second section fluid element 8 can be electric expansion valve or capillary.
According to further embodiment of the present utility model, heating and air conditioner 100 also comprises the second check valve (scheming not shown), the second check valve is connected between the other end and electric radiator 4 of outdoor heat exchanger 3, the second check valve one-way conduction from the other end of outdoor heat exchanger 3 to the direction of electric radiator 4.Thereby heating circulation time, guarantee that cold-producing medium all enters into outdoor heat exchanger 3 by the first check valve 7, further prevent that the temperature of electronic control module from falling in low-temperature refrigerant too low, the reliability of electronic control module when heating and air conditioner 100 heating operation can further be guaranteed.
According to embodiment more of the present utility model, as shown in Figures 2 and 3, electric radiator 4 comprises: the metal tube 42 of radiation shell 41 and hollow, wherein, is provided with containing tank 412 in radiation shell 41.Metal tube 42 is located in containing tank 412, that is to say, metal tube 42 is provided in a side of in radiation shell 41, limits refrigerant passage 40 in metal tube 42, and alternatively, metal tube 42 is copper pipe or aluminum pipe.Thereby make the simple in structure of electric radiator 4.In other embodiment of the present utility model, containing tank 412 can be located on the outer surface of radiation shell 41, and now metal tube 42 is to be embedded on the outer surface of radiation shell 41.In concrete examples more of the present utility model, as shown in Figures 2 and 3, metal tube 42 is formed as " U " shape pipe, and containing tank 412 is formed as " U " shape groove.Certainly the utility model is not limited to this, and metal tube 42 and containing tank 412 also can be formed as other shapes, and for example metal tube 42 can wriggle to extend and be located in containing tank 412.The shape of radiation shell 41 is not done concrete restriction simultaneously, and in the example of Fig. 1-Fig. 3, radiation shell 41 is formed as rectangular shape.
As shown in Figures 2 and 3, in further embodiment of the present utility model, radiation shell 41 comprises heat radiation base 410 and cover plate 411, wherein, the contiguous electronic control module of heat radiation base 410 arranges to guarantee that the cold-producing medium in metal tube 42 can carry out heat exchange with electronic control module, and heat radiation base 410 is provided with the first groove 413.Cover plate 411 is provided with the second groove 414, and cover plate 411 is located on heat radiation base 410, and the first groove 413 and the second groove 414 coordinate to limit containing tank 412.Thereby make the simple in structure of radiation shell 41, and the installation of being convenient to metal tube 42 is fixed.In examples more of the present utility model, heat radiation base 410 is fixedly connected with by fixture with cover plate 411, and the utility model is not limited to this certainly, between heat radiation base 410 and cover plate 411, also can adopt other modes to be fixedly connected with, for example, adopt buckle to connect.Wherein, in order to guarantee the radiating effect of radiation shell 41 and to reduce the cost of radiation shell 41 simultaneously, in examples more of the present utility model, heat radiation base 410 is such as aluminum component of metalwork, and cover plate 411 is working of plastics.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present utility model and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present utility model is limited by claim and equivalent thereof.
Claims (10)
1. a heating and air conditioner, is characterized in that, comprising:
Compressor, described compressor has exhaust outlet and air entry;
Cross valve, described cross valve comprises first to fourth valve port, and described the first valve port is connected with described exhaust outlet, and described the second valve port is connected with described air entry;
Outdoor heat exchanger, one end of described outdoor heat exchanger is connected with described the 3rd valve port;
Electric radiator, described electric radiator has refrigerant passage, and one end of described refrigerant passage is connected with the other end of described outdoor heat exchanger;
First throttle element, described first throttle element is connected with the other end of described refrigerant passage;
Indoor heat exchanger, the two ends of described indoor heat exchanger are connected with described the 4th valve port with described first throttle element respectively;
The first check valve, described the first check valve is connected with described first throttle element with the described other end of described outdoor heat exchanger respectively, described the first check valve one-way conduction from described first throttle element to the direction of the described other end of described outdoor heat exchanger.
2. heating and air conditioner according to claim 1, it is characterized in that, also comprise second section fluid element, described second section fluid element is connected between the described other end and described electric radiator of described outdoor heat exchanger, and described second section fluid element is used for entering the cold-producing medium reducing pressure by regulating flow of described electric radiator.
3. heating and air conditioner according to claim 1, it is characterized in that, also comprise the second check valve, described the second check valve is connected between the described other end and described electric radiator of described outdoor heat exchanger, described the second check valve one-way conduction from the described other end of described outdoor heat exchanger to the direction of described electric radiator.
4. heating and air conditioner according to claim 1, is characterized in that, described electric radiator comprises:
Radiation shell, is provided with containing tank in described radiation shell;
The metal tube of hollow, described metal tube is located in described containing tank, limits described refrigerant passage in described metal tube.
5. heating and air conditioner according to claim 4, is characterized in that, described radiation shell comprises:
Heat radiation base, described heat radiation base is provided with the first groove;
Cover plate, described cover plate is provided with the second groove, and described cover plate is located on described heat radiation base, and described the first groove and described the second groove fit are to limit described containing tank.
6. heating and air conditioner according to claim 4, is characterized in that, described metal tube is formed as " U " shape pipe.
7. heating and air conditioner according to claim 6, is characterized in that, described containing tank is formed as " U " shape groove.
8. heating and air conditioner according to claim 4, is characterized in that, described metal tube is copper pipe.
9. heating and air conditioner according to claim 2, is characterized in that, described second section fluid element is capillary.
10. heating and air conditioner according to claim 1, is characterized in that, described first throttle element is capillary.
Priority Applications (1)
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CN201320718881.1U CN203605365U (en) | 2013-11-14 | 2013-11-14 | Refrigerating and heating air conditioner |
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CN201320718881.1U CN203605365U (en) | 2013-11-14 | 2013-11-14 | Refrigerating and heating air conditioner |
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CN203605365U true CN203605365U (en) | 2014-05-21 |
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CN201320718881.1U Expired - Fee Related CN203605365U (en) | 2013-11-14 | 2013-11-14 | Refrigerating and heating air conditioner |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103604169A (en) * | 2013-11-14 | 2014-02-26 | 广东美的制冷设备有限公司 | Heating and cooling air conditioner |
WO2016082440A1 (en) * | 2014-11-26 | 2016-06-02 | 广东美的制冷设备有限公司 | Air conditioner |
CN107101336A (en) * | 2017-05-05 | 2017-08-29 | 广东美的暖通设备有限公司 | Convertible frequency air-conditioner and its frequency-variable module radiator condensation prevention control method |
-
2013
- 2013-11-14 CN CN201320718881.1U patent/CN203605365U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103604169A (en) * | 2013-11-14 | 2014-02-26 | 广东美的制冷设备有限公司 | Heating and cooling air conditioner |
CN103604169B (en) * | 2013-11-14 | 2017-01-11 | 广东美的制冷设备有限公司 | Heating and cooling air conditioner |
WO2016082440A1 (en) * | 2014-11-26 | 2016-06-02 | 广东美的制冷设备有限公司 | Air conditioner |
CN107101336A (en) * | 2017-05-05 | 2017-08-29 | 广东美的暖通设备有限公司 | Convertible frequency air-conditioner and its frequency-variable module radiator condensation prevention control method |
CN107101336B (en) * | 2017-05-05 | 2019-06-25 | 广东美的暖通设备有限公司 | Convertible frequency air-conditioner and its frequency-variable module radiator condensation prevention control method |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20161114 |