CN104913378A - Air conditioner - Google Patents
Air conditioner Download PDFInfo
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- CN104913378A CN104913378A CN201410088481.6A CN201410088481A CN104913378A CN 104913378 A CN104913378 A CN 104913378A CN 201410088481 A CN201410088481 A CN 201410088481A CN 104913378 A CN104913378 A CN 104913378A
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- Prior art keywords
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- housing
- trace
- air
- tube connector
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Air-Conditioning For Vehicles (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses an air conditioner. The air conditioner comprises a compressor, a condenser, a first evaporator, a second evaporator, a first connecting pipe, a second connecting pipe, a shell, a driving assembly, a wind wheel and a circuit control board. An inlet of the first evaporator is connected with an outlet of the condenser, and an outlet of the first evaporator is connected with an inlet of the compressor; an inlet of the first connecting pipe is connected with the outlet of the condenser, an outlet of the first connecting pipe is connected with an inlet of the second evaporator, an inlet of the second connecting pipe is connected with an outlet of the second evaporator, and an outlet of the second connecting pipe is connected with the inlet of the compressor; a containing cavity is formed in the shell and is communicated with one of the first connecting pipe and the second connecting pipe; the driving assembly is arranged in the containing cavity, and the wind wheel is arranged outside the containing cavity; the driving assembly is connected with the wind wheel through a transmission part, and the wind wheel is opposite to the second evaporator; and the circuit control board is opposite to the wind wheel. The air conditioner has the advantages of being low in energy consumption, long in service life, high in reliability and the like.
Description
Technical field
The present invention relates to a kind of air-conditioner.
Background technology
The temperature of existing air-conditioning operationally circuit control panel rises very fast, thus needs to cool circuit control panel.There is the low defect of cooling effectiveness in the existing type of cooling.
Summary of the invention
The present invention is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, one object of the present invention is to propose a kind ofly have that energy consumption is low, long service life, cooling effectiveness are high, the air-conditioner of high reliability.
The air-conditioner of embodiment according to a first aspect of the present invention comprises: compressor; Condenser, the import of described condenser is connected with the outlet of described compressor; First evaporimeter, the import of described first evaporimeter is connected with the outlet of described condenser and exports and is connected with the import of described compressor; Second evaporimeter; First tube connector and the second tube connector, the import of described first tube connector is connected with the outlet of described condenser and exports and is connected with the import of described second evaporimeter, and the import of described second tube connector is connected with the outlet of described second evaporimeter and exports and is connected with the import of described compressor; Housing, has container cavity in described housing and described container cavity is communicated with in described second tube connector with described first tube connector; Driven unit, described driven unit is located in described container cavity; Wind wheel, described wind wheel is located at outside described container cavity, and described driven unit is connected with described wind wheel by driving member, and described wind wheel is relative with described second evaporimeter; And circuit control panel, described circuit control panel is relative with described wind wheel.
According to the power source that the air-conditioner of the embodiment of the present invention utilizes the flowing of refrigerant to rotate as described wind wheel, to make described wind wheel be blown on described circuit control panel by the cold that described second evaporimeter produces, thus realize the cooling to described circuit control panel.Therefore, have according to the air-conditioner of the embodiment of the present invention that energy consumption is low, long service life, cooling effectiveness are high, high reliability.
In addition, air-conditioner according to the above embodiment of the present invention can also have following additional technical characteristic:
According to one embodiment of present invention, described air-conditioner also comprises flow control valve, and described flow control valve is located in described first tube connector and described second tube connector, and described flow control valve is positioned at the upstream of described driving turbine.The amount of the refrigerant entered in described second evaporimeter and the rotating speed of described wind wheel can be regulated thus, thus the cold blowing to described circuit control panel can be regulated.
According to one embodiment of present invention, described air-conditioner also comprises the temperature detector of the temperature for detecting described circuit control panel, described circuit control panel has controller, described controller comprises temperature detecting module, judge module and Executive Module, described controller is electrically connected to control described start/stop of compressor and to control the aperture of described flow control valve according to the temperature detection value of described temperature detector with described compressor, described temperature detector and described flow control valve, and described flow control valve is electric expansion valve.Can regulate according to the temperature of described circuit control panel the amount of refrigerant and the rotating speed of described wind wheel that enter in described second evaporimeter thus, thus the cold blowing to described circuit control panel can be regulated.
According to one embodiment of present invention, described air-conditioner also comprises cross valve, first opening of described cross valve is connected with the outlet of described compressor, second opening of described cross valve is connected with the import of described compressor, 3rd opening of described cross valve is connected with the import of described condenser, and the 4th opening of described cross valve is connected with the outlet of described first evaporimeter.Namely described air-conditioner can freeze thus, can heat again.
According to one embodiment of present invention, described driven unit comprises driving turbine, and described driving turbine to be located in described container cavity and to be connected with described wind wheel by described driving member.
According to one embodiment of present invention, described container cavity comprises the first sub-container cavity isolated from one another and the second sub-container cavity, described trace comprises the first sub-trace and the second sub-trace, wherein said first sub-container cavity is communicated with in described second tube connector with described first tube connector, described driving turbine and described first sub-trace are located in described first sub-container cavity and described driving turbine is connected with described first sub-trace, described second sub-trace is located in described second sub-container cavity, a part for described second sub-trace is stretched out described second sub-container cavity and is connected with described wind wheel, described driven unit also comprises: the first support, described first to be erected in described first sub-container cavity and to be connected with described first sub-trace to rotate under the drive of described first sub-trace, described first support is provided with the first magnetic part, with the second support, described second to be erected in described second sub-container cavity and to be connected with described second sub-trace to drive described second sub-trace to rotate, described second support is provided with the second magnetic part, and the magnetic of described second magnetic part is contrary with the magnetic of described first magnetic part.
Described driven unit can by the magnetic force conducting power between described first magnetic part and described second magnetic part, thus can make the structure of described driven unit more reasonable thus.
According to one embodiment of present invention, described housing comprises the first sub-housing, the second sub-housing and the 3rd sub-housing, be connected and limit described first sub-container cavity between described first sub-housing and described second sub-housing to described first sub-housing and described second sub-housing seal, described second sub-housing is connected with described 3rd sub-housing and limits described second sub-container cavity between described second sub-housing and described 3rd sub-housing.The structure of described housing can be made thus more reasonable, and then the structure of described driven unit can be made more reasonable.
According to one embodiment of present invention, described housing also comprises the 4th sub-housing, described 4th sub-housing comprises the first noumenon and is located at the first boss on described the first noumenon, in described first boss, there is the first installation cavity, be connected to described first boss and described first sub-housing seal and described the first noumenon and described second sub-housing seal be connected, described first sub-housing, described first sub-container cavity is limited between described second sub-housing and described 4th sub-housing, wherein said driven unit also comprises clutch shaft bearing, described clutch shaft bearing to be arranged in described first installation cavity and to be sleeved on described first sub-trace, described driving turbine is located in described first sub-housing, described first is erected in described second sub-housing.The structure of described driven unit can be made thus more stable.
According to one embodiment of present invention, described 3rd sub-housing comprises the second body and is located at the second boss on described second body, in described second boss, there is the second installation cavity, described second body is connected with described second sub-housing, wherein said driven unit also comprises the second bearing, described second bearing to be arranged in described second installation cavity and to be sleeved on described second sub-trace, and the inwall of described second body is provided with the locating part with described second bearing fit.The structure of described driven unit can be made thus more stable.
According to one embodiment of present invention, described driving turbine is located in described first sub-housing, described first sub-housing is provided with the refrigerant import relative with described driving turbine and refrigerant exit, one in wherein said first tube connector and described second tube connector comprises the first sub-connection pipe and the second sub-connection pipe, be connected, one end of described second sub-connection pipe is connected hermetically with described refrigerant exit one end of described first sub-connection pipe and described refrigerant inlet seal.The structure of described air-conditioner can be made thus more reasonable.
According to one embodiment of present invention, described first magnetic part is at least two and described second magnetic part is at least two, these at least two described first magnetic parts be positioned at described first sub-trace both sides and in the radial direction of described first sub-trace relatively, these at least two described second magnetic parts be positioned at described second sub-trace both sides and in the radial direction of described second sub-trace relatively.More stably, reliably can pass through the magnetic force conducting power between described first magnetic part and described second magnetic part thus, thus the structure of described driven unit can be made more reasonable.
According to one embodiment of present invention, described second evaporimeter comprises: air inlet pipe, and the import of described air inlet pipe is connected with the outlet of described first tube connector; Cooling tube, the import of described cooling tube is connected with the outlet of described air inlet pipe, and the outlet of described cooling tube is connected with the import of described second tube connector, and the diameter of wherein said air inlet pipe is less than the diameter of described cooling tube; With the first fin, described first fin is located on described cooling tube.
According to one embodiment of present invention, described second evaporimeter comprises: the first header and the second header, and described first header is connected with the outlet of described first tube connector, and described second header is connected with the import of described second tube connector; Multiple flat tube 1046, the first end of each described flat tube is connected with described first header and the second end of each described flat tube is connected with described second header; With the second fin, described second fin is located on multiple described flat tube.
According to one embodiment of present invention, described air-conditioner also comprises the control device controlling described electric expansion valve, and wherein, described control device comprises: acquisition module, described acquisition module is connected with described temperature detector, gathers for the temperature detected described temperature detector; Driver module, for driving described electric expansion valve; And control module, described control module is connected with described driver module with described acquisition module, for generating control signal according to described temperature, and described control signal is sent to described driver module.
According to one embodiment of present invention, described acquisition module comprises further: the first diode, and the negative electrode of described first diode is connected with power end; Second diode, the negative electrode of described second diode is connected with the anode of described first diode, and is connected with the output of described temperature detector, the plus earth of described second diode; First resistance, one end of described first resistance is connected with the output of described temperature detector, and the other end of described first resistance is connected with described control module; Second resistance, one end of described second resistance is connected with one end of described first resistance, the other end ground connection of described second resistance; First electric capacity, one end of described first electric capacity is connected with the other end of described first resistance, the other end ground connection of described first electric capacity; With the second electric capacity, one end of described second electric capacity is connected with one end of described first resistance, the other end ground connection of described second electric capacity.
According to one embodiment of present invention, described driver module comprises further: serial parallel converter, for carrying out connection in series-parallel conversion to described control signal; And rp-drive, for generating drive singal according to the described control signal after connection in series-parallel conversion, and described electric expansion valve is driven.
Embodiment according to a second aspect of the present invention proposes a kind of control method of air-conditioner described according to a first aspect of the present invention, and described control method comprises:
S1: start
S2: Executive Module turn-on flow rate control valve, detection module utilizes the real time temperature T of temperature detector testing circuit control panel simultaneously;
S3: temperature T and the preset temperature Ts of the circuit control panel that detection module detects by judge module compare, and comparative result is fed back to Executive Module;
S4: Executive Module is selected to perform next step action according to the comparing result of judge module:
When the temperature T of described circuit control panel is more than or equal to Ts-3 and is less than or equal to Ts+3, perform step S2;
When the temperature T of described circuit control panel is greater than Ts+3, described controller increases the aperture of described flow control valve, to make more refrigerants flow in the second evaporimeter and to improve the rotating speed of wind wheel, then performs S2;
When the temperature T of described circuit control panel is less than Ts-3, described controller reduces the aperture of described flow control valve, to make less refrigerant flow in described second evaporimeter and to reduce the rotating speed of described wind wheel, then performs S2.
Control method according to the embodiment of the present invention can regulate according to the temperature of described circuit control panel the amount of refrigerant and the rotating speed of described wind wheel that enter in described second evaporimeter, thus the cold blowing to described circuit control panel can be regulated, can cool described circuit control panel better thus.
Accompanying drawing explanation
Fig. 1 is the partial structurtes schematic diagram of the air-conditioner according to the embodiment of the present invention;
Fig. 2 is the partial structurtes schematic diagram of the air-conditioner according to the embodiment of the present invention;
Fig. 3 is the explosive view of the driven unit of air-conditioner according to the embodiment of the present invention;
Fig. 4 is the structural representation of the second evaporimeter of air-conditioner according to the embodiment of the present invention;
Fig. 5 is the structural representation of the second evaporimeter of air-conditioner according to the embodiment of the present invention;
Fig. 6 is the flow chart of the control method of air-conditioner according to the embodiment of the present invention;
Fig. 7 is the temperature-control circuit figure of the air-conditioner according to the embodiment of the present invention.
Reference numeral:
Air-conditioner 10,
Compressor 101, condenser 102, first evaporimeter 103, second evaporimeter 104, air inlet pipe 1041, cooling tube 1042, first fin 1043, first header 1044, second header 1045, multiple flat tube 1046, second fin 1047, first tube connector 105, first sub-connection pipe 1051, second sub-connection pipe 1052, second tube connector 106,
Driven unit 107, the sub-housing 10712 of housing the 1071, first sub-housing 10711, second, the 3rd sub-housing 10713, second body 107131, locating part 107132, the 4th sub-housing 10714, the first noumenon 107141, first boss 107142,
Driving turbine 1072, the sub-trace 10732 of trace the 1073, first sub-trace 10731, second, wind wheel 1074, first support 1075, first magnetic part 1076, second support 1077, second magnetic part 1078, clutch shaft bearing 10791, second bearing 10792,
Circuit control panel 108, flow control valve 109, electric expansion valve 1091, temperature detector 110, cross valve 111, serial parallel converter 112, rp-drive 113
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
Below with reference to Fig. 1-Fig. 5, the air-conditioner 10 according to the embodiment of the present invention is described.As Figure 1-Figure 5, compressor 101, condenser 102, first evaporimeter 103, second evaporimeter 104, first tube connector 105, second tube connector 106, housing 1071, driven unit, wind wheel 1074 and circuit control panel 108 is comprised according to the air-conditioner 10 of the embodiment of the present invention.
The import of condenser 102 is connected with the outlet of compressor 101, and the import of the first evaporimeter 103 is connected with the outlet of condenser 102, and the outlet of the first evaporimeter 103 is connected with the import of compressor 101.The import of the first tube connector 105 is connected with the outlet of condenser 102, and the outlet of the first tube connector 105 is connected with the import of the second evaporimeter 104, the import of the second tube connector 106 is connected with the outlet of the second evaporimeter 104, and the outlet of the second tube connector 106 is connected with the import of compressor 101.
In housing 1071, there is container cavity and described container cavity is communicated with in the second tube connector 106 with the first tube connector 105, driven unit is located in described container cavity and wind wheel 1074 is located at outside described container cavity, and described driven unit is connected with wind wheel 1074 by driving member.Wind wheel 1074 is relative with the second evaporimeter 104, and circuit control panel 108 is relative with wind wheel 1074.In other words, wind wheel 1074 is between the second evaporimeter 104 and circuit control panel 108.
Below with reference to Fig. 1-Fig. 5, the course of work according to the air-conditioner 10 of the embodiment of the present invention is described.When utilizing air-conditioner 10 to freeze, refrigerant enters into after leaving compressor 101 in condenser 102, the part leaving the refrigerant of condenser 102 enters in the first evaporimeter 103, the another part leaving the refrigerant of condenser 102 is entered in the second evaporimeter 104 by the first tube connector 105, to make the second evaporimeter 104 produce cold.Finally, the refrigerant leaving the second evaporimeter 104 is got back in compressor 101 by the second tube connector 106.Because container cavity and first tube connector 105 of housing 1071 to be communicated with in the second tube connector 106 and driven unit is located in described container cavity, therefore refrigerant to flow in described container cavity and drives driven unit to rotate, and then driven unit can drive wind wheel 1074 to rotate by driving member.Because wind wheel 1074 and circuit control panel relative with the second evaporimeter 104 108 and wind wheel 1074 are relative, therefore the cold that the second evaporimeter 104 produces can blow down on circuit control panel 108 by wind wheel 1074, effectively to cool circuit control panel 108.
According to the power source that the air-conditioner 10 of the embodiment of the present invention utilizes the flowing of refrigerant to rotate as wind wheel 1074, to make wind wheel 1074 be blown on circuit control panel 108 by the cold that second evaporimeter 104 produces, thus realize effectively cooling circuit control panel 108.Therefore, have according to the air-conditioner 10 of the embodiment of the present invention that energy consumption is low, long service life, cooling effectiveness are high, high reliability.
Advantageously, be transducer air conditioning according to the air-conditioner 10 of the embodiment of the present invention.
It will be appreciated by persons skilled in the art that and can also comprise throttling element according to the air-conditioner 10 of the embodiment of the present invention, the import of throttling element can be connected with the outlet of condenser 102, and the outlet of throttling element can be connected with the import of the first evaporimeter 103.Wherein, the import of the first tube connector 105 can directly be connected with the outlet of condenser 102, and the part namely leaving the refrigerant of condenser 102 enters in throttling element and another part enters in the first tube connector 105.The import of the first tube connector 105 can also be connected by the outlet of throttling element with condenser 102, namely the refrigerant leaving condenser 102 enters in throttling element, and the part leaving the refrigerant of throttling element enters in the first evaporimeter 103 and another part enters in the first tube connector 105.
As shown in Figure 1, in some embodiments of the invention, air-conditioner 10 can also comprise cross valve 111, first opening of cross valve 111 is connected with the outlet of compressor 101, second opening of cross valve 111 is connected with the import of compressor 101,3rd opening of cross valve 111 is connected with the import of condenser 102, and the 4th opening of cross valve 111 is connected with the outlet of the first evaporimeter 103.Namely air-conditioner 10 can freeze thus, can heat again.That is, air-conditioner 10 has refrigeration and heats two mode of operations.
Freezing and heating in these two patterns, the flow direction of refrigerant is completely contrary.The import of condenser 102, throttling element and the first evaporimeter 103 and outlet are in cooling mode for the flow direction of refrigerant.Therefore, in a heating mode, condenser 102, throttling element and the first evaporimeter 103 import and outlet with reality import and export just in time contrary.And for compressor 101, first tube connector 105, second tube connector 106 and the second evaporimeter 104, no matter be refrigeration mode or heating mode, the flow direction of refrigerant is all identical.Such as, in cooling mode, refrigerant to enter in condenser 102 from the import of condenser 102 and leaves condenser 102 from the outlet of condenser 102, and in a heating mode, refrigerant to enter in condenser 102 from the outlet of condenser 102 and leaves condenser 102 from the import of condenser 102.
In one embodiment of the invention, as shown in Figure 1, air-conditioner 10 can also comprise flow control valve 109, and flow control valve 109 can be located in the first tube connector 105 and the second tube connector 106, and flow control valve 109 can be positioned at the upstream driving turbine 1072.The amount of the refrigerant entered in the second evaporimeter 104 and the rotating speed of wind wheel 1074 can be regulated thus, thus the cold blowing to circuit control panel 108 can be regulated.
As shown in Figure 1, advantageously, can also comprise the temperature detector 110 for the temperature of testing circuit control panel 108 according to the air-conditioner 10 of the embodiment of the present invention, circuit control panel 108 has controller, and described controller can comprise temperature detecting module, judge module and Executive Module.Described controller can be electrically connected with compressor 101, temperature detector 110 and flow control valve 109 to control the aperture of compressor 101 start and stop and the temperature detection value control flow check control valve 109 according to temperature detector 110, to regulate the amount of refrigerant and the rotating speed of wind wheel 1074 that enter in the second evaporimeter 104.Flow control valve 109 can be electric expansion valve 1091.The amount of refrigerant and the rotating speed of wind wheel 1074 that enter in the second evaporimeter 104 can be regulated thus according to the temperature of circuit control panel 108, thus the cold blowing to circuit control panel 108 can be regulated, can cool circuit control panel 108 better thus.
The control device controlling electric expansion valve 1091 can also be comprised according to the air-conditioner 10 of the embodiment of the present invention.Wherein, described control device can comprise acquisition module, for the driver module that drives electric expansion valve 1091 and control module.
Described acquisition module can be connected with temperature detector 110, gathers for the temperature detected temperature detector 110.Described control module is connected with described driver module with described acquisition module, for generating control signal according to described temperature, and described control signal is sent to described driver module.
As shown in Figure 7, described acquisition module may further include the first diode D1, the second diode D2, the first resistance R1, the second resistance R2, the first electric capacity C1 and the second electric capacity C2.The negative electrode of the first diode D1 is connected with power end, and the negative electrode of the second diode D2 is connected with the anode of the first diode D1, and the negative electrode of the second diode D2 is connected with the output of temperature detector 110, the plus earth of the second diode D2.One end of first resistance R1 is connected with the output of temperature detector 110, and the other end of the first resistance R1 is connected with described control module, and one end of the second resistance R2 is connected with one end of the first resistance R1, the other end ground connection of the second resistance R2.One end of first electric capacity C1 is connected with the other end of the first resistance R1, the other end ground connection of the first electric capacity C1, and one end of the second electric capacity C2 is connected with one end of the first resistance R1, the other end ground connection of the second electric capacity C2.
As shown in Figure 7, described driver module comprises serial parallel converter 112 and rp-drive 113 further.Serial parallel converter 112 is for carrying out connection in series-parallel conversion to described control signal, and rp-drive 113 for generating drive singal according to the described control signal after connection in series-parallel conversion, and drives electric expansion valve 1091.
Below with reference to Fig. 6, the control method according to the air-conditioner 10 of the embodiment of the present invention is described.As shown in Figure 6, comprise according to the control method of the air-conditioner 10 of the embodiment of the present invention:
S1: start
S2: Executive Module turn-on flow rate control valve 109, detection module utilizes the real time temperature T of temperature detector 110 testing circuit control panel 108 simultaneously;
S3: temperature T and the preset temperature Ts of the circuit control panel 108 that detection module detects by judge module compare, and comparative result is fed back to Executive Module;
S4: Executive Module is selected to perform next step action according to the comparing result of judge module:
When the temperature T of circuit control panel 108 is more than or equal to Ts-3 and is less than or equal to Ts+3, perform step S2;
When the temperature T of circuit control panel 108 is greater than Ts+3, described controller increases the aperture of flow control valve 109, to make more refrigerants flow in the second evaporimeter 104 and to improve the rotating speed of wind wheel 1074, thus circuit control panel 108 fast cooling can be made, then perform S2;
When the temperature T of circuit control panel 108 is less than Ts-3, described controller reduces the aperture of flow control valve 109, to make less refrigerant flow in the second evaporimeter 104 and to reduce the rotating speed of wind wheel 1074, thus the cold blowing to circuit control panel 108 can be reduced, then perform S2.
Control method according to the embodiment of the present invention can regulate according to the temperature of described circuit control panel the amount of refrigerant and the rotating speed of described wind wheel that enter in described second evaporimeter, thus the cold blowing to described circuit control panel can be regulated, can cool described circuit control panel better thus.
Advantageously, described driven unit can comprise driving turbine 1072, drives turbine 1072 can be located in described container cavity, and drives turbine 1072 can be connected with wind wheel 1074 by described driving member.Specifically, described driving member can be trace 1073.
As shown in Figures 2 and 3, in examples more of the present invention, described container cavity can comprise the first sub-container cavity isolated from one another and the second sub-container cavity, and trace 1073 can comprise the first sub-trace 10731 and the second sub-trace 10732.Wherein, described first sub-container cavity can be communicated with in the second tube connector 106 with the first tube connector 105, drives turbine 1072 and the first sub-trace 10731 can be located in described first sub-container cavity and drives turbine 1072 can be connected with the first sub-trace 10731.Second sub-trace 10732 can be located in described second sub-container cavity, and a part for the second sub-trace 10732 can stretch out described second sub-container cavity, and a described part for the second sub-trace 10732 can be connected with wind wheel 1074.
Driven unit 107 can also comprise the first support 1075 and the second support 1077.First support 1075 can be located in described first sub-container cavity, and the first support 1075 can be connected to rotate under the drive of the first sub-trace 10731 with the first sub-trace 10731, the first support 1075 can be provided with the first magnetic part 1076.Second support 1077 can be located in described second sub-container cavity, and the second support 1077 can be connected with the second sub-trace 10732 to drive the second sub-trace 10732 to rotate, the magnetic that the second support 1077 can be provided with the second magnetic part 1078, second magnetic part 1078 is contrary with the magnetic of the first magnetic part 1076.
Refrigerant drives and drives turbine 1072 to rotate, turbine 1072 is driven to drive the first support 1075 and the first magnetic part 1076 be located on the first support 1075 to rotate by the first sub-trace 10731, and then first magnetic part 1076 drive the second support 1077 and the second magnetic part 1078 be located on the second support 1077 to rotate by the magnetic force between the first magnetic part 1076 and the second magnetic part 1078, the second last support 1077 drives wind wheel 1074 to rotate by the second sub-trace 10732.Driven unit 107 can by the magnetic force conducting power between the first magnetic part 1076 and the second magnetic part 1078, thus can make the structure of driven unit 107 more reasonable thus.
Particularly, first magnetic part 1076 can be at least two and the second magnetic part 1078 can be at least two, these at least two the first magnetic parts 1076 can be positioned at the both sides of the first sub-trace 10731 and these at least two the first magnetic parts 1076 can in the radial direction of the first sub-trace 10731 relatively, and these at least two the second magnetic parts 1078 can be positioned at the both sides of the second sub-trace 10732 and these at least two the second magnetic parts 1078 can in the radial direction of the second sub-trace 10732 relatively.More stably, reliably can pass through the magnetic force conducting power between the first magnetic part 1076 and the second magnetic part 1078 thus, thus the structure of driven unit 107 can be made more reasonable.
Preferably, the first magnetic part 1076 can be two, and the second magnetic part 1078 also can be two.
As shown in Figure 3, advantageously, housing 1071 can comprise the first sub-housing 10712 of sub-housing 10711, second and the 3rd sub-housing 10713.First sub-housing 10711 can be connected hermetically with the second sub-housing 10712 and can limit described first sub-container cavity between the first sub-housing 10711 and the second sub-housing 10712, and the second sub-housing 10712 is connected with the 3rd sub-housing 10713 and limits described second sub-container cavity between the second sub-housing 10712 and the 3rd sub-housing 10713.The structure of housing 1071 can be made thus more reasonable, and then the structure of driven unit 107 can be made more reasonable.
First sub-housing 10711 and the second sub-housing 10712 can be made of copper, and the 3rd sub-housing 10713 can be made of plastics.Second sub-housing 10712 can be provided with external screw thread, the 3rd sub-housing 10713 can be provided with internal thread, the 3rd sub-housing 10713 can be contained on the second sub-housing 10712 by this internal thread and this external thread sleeve.
In an example of the present invention, as shown in Figures 2 and 3, drive turbine 1072 can be located in the first sub-housing 10711, the first sub-housing 10711 can be provided with the refrigerant import relative with driving turbine 1072 and refrigerant exit.Wherein, one in first tube connector 105 and the second tube connector 106 can comprise the first sub-connection pipe 1051 and the second sub-connection pipe 1052, one end of first sub-connection pipe 1051 can with the refrigerant inlet seal of the first sub-housing 10711 be connected, one end of the second sub-connection pipe 1052 can be connected hermetically with the refrigerant exit of the first sub-housing 10711.The structure of air-conditioner 10 can be made thus more reasonable.
Specifically, when the first tube connector 105 comprises the first sub-connection pipe 1051 and the second sub-connection pipe 1052, the other end of the first sub-connection pipe 1051 can be connected with the outlet of condenser 102, and the other end of the second sub-connection pipe 1052 can be connected with the import of the second evaporimeter 104.When the second tube connector 106 comprises the first sub-connection pipe 1051 and the second sub-connection pipe 1052, the other end of the first sub-connection pipe 1051 can be connected with the outlet of the second evaporimeter 104, and the other end of the second sub-connection pipe 1052 can be connected with the import of compressor 101.
The outer surface of each in first sub-connection pipe 1051 and the second sub-connection pipe 1052 can be provided with thermal insulation layer, the refrigeration to circuit control panel 108 can be improved thus further.This thermal insulation layer can be made up of heat-barrier material.
As shown in Figure 3, in an example of the present invention, housing 1071 can also comprise the sub-housing 10714 of the 4th sub-housing the 10714, four and can comprise the first noumenon 107141 and be located in the first boss 107142, first boss 107142 on the first noumenon 107141 and can have the first installation cavity.First boss 107142 is connected hermetically with the first sub-housing 10711 and the first noumenon 107141 is connected hermetically with the second sub-housing 10712, limits described first sub-container cavity between the first sub-housing 10712 of sub-housing 10711, second and the 4th sub-housing 10714.The structure of housing 1071 can be made thus more reasonable.Wherein, driven unit 107 can also comprise clutch shaft bearing 10791, clutch shaft bearing 10791 can be arranged in described first installation cavity and clutch shaft bearing 10791 can be sleeved on the first sub-trace 10731, drive turbine 1072 can be located in the first sub-housing 10711, the first support 1075 can be located in the second sub-housing 10712.The structure of driven unit 107 can be made thus more stable.
In another example of the present invention, as shown in Figure 3, the second boss (not shown) that 3rd sub-housing 10713 can comprise the second body 107131 and be located on the second body 107131, can have the second installation cavity in described second boss, the second body 107131 can be connected with the second sub-housing 10712.Wherein, driven unit 107 can also comprise the second bearing 10792, second bearing 10792 and can be arranged in described second installation cavity, and the second bearing 10792 can be sleeved on the second sub-trace 10732.The structure of driven unit 107 can be made thus more stable.
The inwall of the second body 107131 can be provided with the locating part 107132 coordinated with the second bearing 10792.Because the magnetic of the first magnetic part 1076 is contrary with the magnetic of the second magnetic part 1078, therefore the first magnetic part 1076 and the second magnetic part 1078 have the trend attracted each other.By arranging the locating part 107132 coordinated with the second bearing 10792 on the inwall of the second body 107131, thus locating part 107132 backstop second bearing 10792 can be utilized, can prevent the second bearing 10792 from moving to the direction of contiguous first magnetic part 1076 thus, namely can prevent the second magnetic part 1078 from moving to the direction of contiguous first magnetic part 1076.
The inwall of the first noumenon 107141 can be provided with the locating part coordinated with clutch shaft bearing 10791.This locating part backstop clutch shaft bearing 10791 can be utilized thus, thus can prevent clutch shaft bearing 10791 from moving to the direction of contiguous second magnetic part 1078, namely can prevent the first magnetic part 1076 from moving to the direction of contiguous second magnetic part 1078.
Particularly, wind wheel 1074 can be positioned at the right side of the second evaporimeter 104, and circuit control panel 108 can be positioned at the right side of wind wheel 1074.First sub-housing 10711, the 4th sub-housing 10712 of sub-housing 10714, second and the 3rd sub-housing 10713 can be arranged from left to right, and wherein left and right directions is as shown in the arrow A in Fig. 3.
As shown in Figure 4, in one embodiment of the invention, the second evaporimeter 104 can comprise air inlet pipe 1041, cooling tube 1042 and be located at the first fin 1043 on cooling tube 1042.Wherein, the import of air inlet pipe 1041 is connected with the outlet of the first tube connector 105, and the outlet of air inlet pipe 1041 is connected with the import of cooling tube 1042, and the outlet of cooling tube 1042 is connected with the import of the second tube connector 106.The diameter of air inlet pipe 1041 is less than the diameter of cooling tube 1042, thus after the refrigerant with certain pressure and temperature enters into cooling tube 1042, the temperature and pressure of refrigerant all can reduce.
In another embodiment of the present invention, as shown in Figure 5, the second evaporimeter 104 can comprise the first header 1044, second header 1045 and multiple flat tube 1046.First header 1044 can be connected with the outlet of the first tube connector 105, second header 1045 can be connected with the import of the second tube connector 106, and the first end of each flat tube 1046 is connected with the first header 1044 and the second end of each flat tube 1046 is connected with the second header 1045.Multiple flat tube 1046 is provided with the second fin 1047.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this description or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (17)
1. an air-conditioner, is characterized in that, comprising:
Compressor;
Condenser, the import of described condenser is connected with the outlet of described compressor;
First evaporimeter, the import of described first evaporimeter is connected with the outlet of described condenser and exports and is connected with the import of described compressor;
Second evaporimeter;
First tube connector and the second tube connector, the import of described first tube connector is connected with the outlet of described condenser and exports and is connected with the import of described second evaporimeter, and the import of described second tube connector is connected with the outlet of described second evaporimeter and exports and is connected with the import of described compressor;
Housing, has container cavity in described housing and described container cavity is communicated with in described second tube connector with described first tube connector;
Driven unit, described driven unit is located in described container cavity;
Wind wheel, described wind wheel is located at outside described container cavity, and described driven unit is connected with described wind wheel by driving member, and described wind wheel is relative with described second evaporimeter; With
Circuit control panel, described circuit control panel is relative with described wind wheel.
2. air-conditioner according to claim 1, is characterized in that, also comprises flow control valve, and described flow control valve is located in described first tube connector and described second tube connector, and described flow control valve is positioned at the upstream of described driving turbine.
3. air-conditioner according to claim 2, it is characterized in that, also comprise the temperature detector of the temperature for detecting described circuit control panel, described circuit control panel has controller, described controller comprises temperature detecting module, judge module and Executive Module, described controller is electrically connected to control described start/stop of compressor and to control the aperture of described flow control valve according to the temperature detection value of described temperature detector with described compressor, described temperature detector and described flow control valve, and described flow control valve is electric expansion valve.
4. air-conditioner according to claim 1, it is characterized in that, also comprise cross valve, first opening of described cross valve is connected with the outlet of described compressor, second opening of described cross valve is connected with the import of described compressor, 3rd opening of described cross valve is connected with the import of described condenser, and the 4th opening of described cross valve is connected with the outlet of described first evaporimeter.
5. air-conditioner according to claim 1, is characterized in that, described driven unit comprises driving turbine, and described driving turbine to be located in described container cavity and to be connected with described wind wheel by described driving member.
6. air-conditioner according to claim 5, it is characterized in that, described container cavity comprises the first sub-container cavity isolated from one another and the second sub-container cavity, described trace comprises the first sub-trace and the second sub-trace, wherein said first sub-container cavity is communicated with in described second tube connector with described first tube connector, described driving turbine and described first sub-trace are located in described first sub-container cavity and described driving turbine is connected with described first sub-trace, described second sub-trace is located in described second sub-container cavity, a part for described second sub-trace is stretched out described second sub-container cavity and is connected with described wind wheel, described driven unit also comprises:
First support, described first to be erected in described first sub-container cavity and to be connected to rotate under the drive of described first sub-trace with described first sub-trace, and described first support is provided with the first magnetic part; With
Second support, described second to be erected in described second sub-container cavity and to be connected with described second sub-trace to drive described second sub-trace to rotate, described second support is provided with the second magnetic part, and the magnetic of described second magnetic part is contrary with the magnetic of described first magnetic part.
7. air-conditioner according to claim 6, it is characterized in that, described housing comprises the first sub-housing, the second sub-housing and the 3rd sub-housing, be connected and limit described first sub-container cavity between described first sub-housing and described second sub-housing to described first sub-housing and described second sub-housing seal, described second sub-housing is connected with described 3rd sub-housing and limits described second sub-container cavity between described second sub-housing and described 3rd sub-housing.
8. air-conditioner according to claim 7, it is characterized in that, described housing also comprises the 4th sub-housing, described 4th sub-housing comprises the first noumenon and is located at the first boss on described the first noumenon, in described first boss, there is the first installation cavity, be connected to described first boss and described first sub-housing seal and described the first noumenon and described second sub-housing seal be connected, described first sub-housing, described first sub-container cavity is limited between described second sub-housing and described 4th sub-housing, wherein said driven unit also comprises clutch shaft bearing, described clutch shaft bearing to be arranged in described first installation cavity and to be sleeved on described first sub-trace, described driving turbine is located in described first sub-housing, described first is erected in described second sub-housing.
9. air-conditioner according to claim 7, it is characterized in that, described 3rd sub-housing comprises the second body and is located at the second boss on described second body, in described second boss, there is the second installation cavity, described second body is connected with described second sub-housing, wherein said driven unit also comprises the second bearing, described second bearing to be arranged in described second installation cavity and to be sleeved on described second sub-trace, and the inwall of described second body is provided with the locating part with described second bearing fit.
10. air-conditioner according to claim 7, it is characterized in that, described driving turbine is located in described first sub-housing, described first sub-housing is provided with the refrigerant import relative with described driving turbine and refrigerant exit, one in wherein said first tube connector and described second tube connector comprises the first sub-connection pipe and the second sub-connection pipe, be connected, one end of described second sub-connection pipe is connected hermetically with described refrigerant exit one end of described first sub-connection pipe and described refrigerant inlet seal.
11. air-conditioners according to claim 6, it is characterized in that, described first magnetic part is at least two and described second magnetic part is at least two, these at least two described first magnetic parts be positioned at described first sub-trace both sides and in the radial direction of described first sub-trace relatively, these at least two described second magnetic parts be positioned at described second sub-trace both sides and in the radial direction of described second sub-trace relatively.
12. air-conditioners according to claim 1, is characterized in that, described second evaporimeter comprises:
Air inlet pipe, the import of described air inlet pipe is connected with the outlet of described first tube connector;
Cooling tube, the import of described cooling tube is connected with the outlet of described air inlet pipe, and the outlet of described cooling tube is connected with the import of described second tube connector, and the diameter of wherein said air inlet pipe is less than the diameter of described cooling tube; With
First fin, described first fin is located on described cooling tube.
13. air-conditioners according to claim 1, is characterized in that, described second evaporimeter comprises:
First header and the second header, described first header is connected with the outlet of described first tube connector, and described second header is connected with the import of described second tube connector;
Multiple flat tube 1046, the first end of each described flat tube is connected with described first header and the second end of each described flat tube is connected with described second header; With
Second fin, described second fin is located on multiple described flat tube.
14. air-conditioners according to claim 3, is characterized in that, also comprise the control device controlling described electric expansion valve, and wherein, described control device comprises:
Acquisition module, described acquisition module is connected with described temperature detector, gathers for the temperature detected described temperature detector;
Driver module, for driving described electric expansion valve; And
Control module, described control module is connected with described driver module with described acquisition module, for generating control signal according to described temperature, and described control signal is sent to described driver module.
15. air-conditioners according to claim 14, is characterized in that, described acquisition module comprises further:
First diode, the negative electrode of described first diode is connected with power end;
Second diode, the negative electrode of described second diode is connected with the anode of described first diode, and is connected with the output of described temperature detector, the plus earth of described second diode;
First resistance, one end of described first resistance is connected with the output of described temperature detector, and the other end of described first resistance is connected with described control module;
Second resistance, one end of described second resistance is connected with one end of described first resistance, the other end ground connection of described second resistance;
First electric capacity, one end of described first electric capacity is connected with the other end of described first resistance, the other end ground connection of described first electric capacity; With
Second electric capacity, one end of described second electric capacity is connected with one end of described first resistance, the other end ground connection of described second electric capacity.
16. air-conditioners according to claim 14, is characterized in that, described driver module comprises further:
Serial parallel converter, for carrying out connection in series-parallel conversion to described control signal; With
Rp-drive, for generating drive singal according to the described control signal after connection in series-parallel conversion, and drives described electric expansion valve.
The control method of 17. 1 kinds of air-conditioners according to claim 3, is characterized in that, described control method comprises:
S1: start
S2: Executive Module turn-on flow rate control valve, detection module utilizes the real time temperature T of temperature detector testing circuit control panel simultaneously;
S3: temperature T and the preset temperature Ts of the circuit control panel that detection module detects by judge module compare, and comparative result is fed back to Executive Module;
S4: Executive Module is selected to perform next step action according to the comparing result of judge module:
When the temperature T of described circuit control panel is more than or equal to Ts-3 and is less than or equal to Ts+3, perform step S2;
When the temperature T of described circuit control panel is greater than Ts+3, described controller increases the aperture of described flow control valve, to make more refrigerants flow in the second evaporimeter and to improve the rotating speed of wind wheel, then performs S2;
When the temperature T of described circuit control panel is less than Ts-3, described controller reduces the aperture of described flow control valve, to make less refrigerant flow in described second evaporimeter and to reduce the rotating speed of described wind wheel, then performs S2.
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| CN201410088481.6A CN104913378B (en) | 2014-03-11 | 2014-03-11 | Air conditioner |
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| CN201410088481.6A CN104913378B (en) | 2014-03-11 | 2014-03-11 | Air conditioner |
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| CN104913378B (en) | 2017-11-10 |
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