CN103471319B - The refrigeration system of refrigerator and control method, refrigerator - Google Patents
The refrigeration system of refrigerator and control method, refrigerator Download PDFInfo
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- CN103471319B CN103471319B CN201310465133.1A CN201310465133A CN103471319B CN 103471319 B CN103471319 B CN 103471319B CN 201310465133 A CN201310465133 A CN 201310465133A CN 103471319 B CN103471319 B CN 103471319B
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Abstract
The invention discloses a kind of refrigeration system and control method, refrigerator of refrigerator.Described refrigerator has refrigerating chamber, refrigerating chamber and temperature-changing chamber, the refrigeration system of described refrigerator comprises: separate Freezing System and cold storage temperature variable refrigeration system, described Freezing System is used for freezing to described refrigerating chamber, and described cold storage temperature variable refrigeration system is used for freezing to described refrigerating chamber and described temperature-changing chamber.According to the refrigeration system of the refrigerator of the embodiment of the present invention, the independent control of the temperature of refrigerating chamber, refrigerating chamber and temperature-changing chamber three warm areas can be realized, be independent of each other each other, meet the different user demands of user for corresponding refrigeration compartment.
Description
Technical field
The present invention relates to home appliance field, especially relate to a kind of refrigeration system and control method, refrigerator of refrigerator.
Background technology
The double-door refrigerator existed in the market is completely independently three-temperature-zone control not, and that is the temperature of temperature-changing chamber controls the impact of the temperature by refrigerating chamber.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art.
For this reason, the present invention needs the refrigeration system providing a kind of refrigerator, can realize the independent control of temperature of refrigerating chamber, refrigerating chamber and temperature-changing chamber three-temperature-zone, meet the different user demands of user for corresponding refrigeration compartment.
The present invention also needs to provide a kind of refrigerator with this refrigeration system.
Third aspect present invention also needs the control method providing this refrigeration system a kind of.
The refrigeration system of the refrigerator of basic first aspect present invention embodiment, described refrigerator has refrigerating chamber, refrigerating chamber and temperature-changing chamber, the refrigeration system of refrigerator comprises: separate Freezing System and cold storage temperature variable refrigeration system, described Freezing System is used for freezing to described refrigerating chamber, described cold storage temperature variable refrigeration system is used for freezing to described refrigerating chamber and described temperature-changing chamber
Described Freezing System comprises:
Refrigerant condenser;
Freezer condenser, the entrance of described freezer condenser is connected with the outlet of described refrigerant condenser;
Freezing throttling arrangement, the entrance of described freezing throttling arrangement is connected with the outlet of described freezer condenser;
Refrigerating evaporator, the entrance of described refrigerating evaporator is connected with the outlet of described freezing throttling arrangement, and the outlet of described refrigerating evaporator is connected with the entrance of described refrigerant condenser;
Cryogenic temperature checkout gear, described cryogenic temperature checkout gear is located at for detecting the temperature in described refrigerating chamber in described refrigerating chamber, described cryogenic temperature checkout gear be connected with described refrigerant condenser with according to its temperature detection value detected in the refrigerating chamber that obtains control startup and the closedown of described refrigerant condenser;
Described cold storage temperature variable refrigeration system comprises:
Cold storage temperature variable compressor;
Cold storage temperature variable condenser, the entrance of described cold storage temperature variable condenser is connected with the outlet of described cold storage temperature variable compressor;
Cold storage temperature variable throttling arrangement, the entrance of described cold storage temperature variable throttling arrangement is connected with the outlet of described cold storage temperature variable condenser;
Cold storage temperature variable evaporimeter, the entrance of described cold storage temperature variable evaporimeter is connected with the outlet of described cold storage temperature variable throttling arrangement, and the outlet of described cold storage temperature variable evaporimeter is connected with the entrance of described cold storage temperature variable compressor;
Refrigerated storage temperature checkout gear, described refrigerated storage temperature checkout gear is located at for detecting the temperature in described refrigerating chamber in described refrigerating chamber, described refrigerated storage temperature checkout gear be connected with described cold storage temperature variable compressor with according to its temperature detection value detected in the refrigerating chamber that obtains control startup and the closedown of described cold storage temperature variable compressor;
Alternating temperature temperature-detecting device, described alternating temperature temperature-detecting device is located at for detecting the temperature in described temperature-changing chamber in described temperature-changing chamber, described alternating temperature temperature-detecting device be connected with described cold storage temperature variable compressor with according to its temperature detection value detected in the temperature-changing chamber that obtains control startup and the closedown of described cold storage temperature variable compressor.
To sum up, according to the refrigeration system of the refrigerator of the embodiment of the present invention, the independent control of the temperature of refrigerating chamber, refrigerating chamber and temperature-changing chamber three warm areas can be realized, be independent of each other each other, meet the different user demands of user for corresponding refrigeration compartment.
In addition, also following additional technical feature can be had according to the refrigeration system of refrigerator of the present invention:
According to one embodiment of present invention, described Freezing System also comprises freezing blower fan, and described freezing blower fan is located in described refrigerating chamber to drive the wind in described refrigerating chamber to circulate; Described cold storage temperature variable refrigeration system also comprises cold storage temperature variable blower fan, and described cold storage temperature variable blower fan is located in described refrigerating chamber or described temperature-changing chamber to drive the wind in described refrigerating chamber and described temperature-changing chamber to circulate.
According to one embodiment of present invention, described cryogenic temperature checkout gear be connected with described freezing blower fan with according to its temperature detection value detected in the refrigerating chamber that obtains control startup and the closedown of described freezing blower fan; Described refrigerated storage temperature checkout gear be connected with described cold storage temperature variable blower fan with according to its temperature detection value detected in the refrigerating chamber that obtains control startup and the closedown of described cold storage temperature variable blower fan; Described alternating temperature temperature-detecting device be connected with described cold storage temperature variable blower fan with according to its temperature detection value detected in the temperature-changing chamber that obtains control startup and the closedown of described cold storage temperature variable blower fan.
According to one embodiment of present invention, described Freezing System also comprises freezing dew eliminating tube, and described freezing dew eliminating tube is connected between described freezer condenser and described freezing throttling arrangement.
Refrigerator according to a second aspect of the present invention, comprises refrigeration system described according to a first aspect of the present invention.
According to the refrigerator of the embodiment of the present invention, its refrigerating chamber, refrigerating chamber and temperature-changing chamber three warm areas specifically carry out the independent control of temperature, are independent of each other each other, meet the different user demands of user for corresponding refrigeration compartment.
Control method according to a third aspect of the present invention, comprises the steps:
A, detect temperature in described refrigerating chamber to obtain cryogenic temperature detected value Td by described cryogenic temperature checkout gear;
B, Td and default cryogenic temperature value Tds to be compared, as Td >=Tds, control described refrigerant condenser and start; As Td < Tds, control described refrigerant condenser and close;
C, detect temperature in described refrigerating chamber to obtain refrigerated storage temperature detected value Tc by described refrigerated storage temperature checkout gear, detect temperature in described temperature-changing chamber to obtain alternating temperature temperature detection value Tb by described alternating temperature temperature-detecting device;
D, Tc and preset refrigerating temperature value Tcs to be compared, and Tb and default alternating temperature temperature value Tbs is compared, as Tc >=Tcs or Tb >=Tbs, control described cold storage temperature variable compressor start; As Tc < Tcs and Tb < Tbs time, control described cold storage temperature variable compressor close.
Described Freezing System also comprises freezing blower fan, and described cold storage temperature variable refrigeration system also comprises cold storage temperature variable blower fan, it is characterized in that,
Above-mentioned steps B also comprises:
B1, Td and default cryogenic temperature value Tds to be compared, as Td >=Tds, control described refrigerant condenser and described freezing fan starting; As Td < Tds, control described refrigerant condenser and described freezing blower fan closedown;
Above-mentioned steps D also comprises:
D1, Tc and preset refrigerating temperature value Tcs to be compared, and Tb and default alternating temperature temperature value Tbs is compared, as Tc >=Tcs or Tb >=Tbs, control described cold storage temperature variable compressor and described cold storage temperature variable fan starting; As Tc < Tcs and Tb < Tbs time, control described cold storage temperature variable compressor and described cold storage temperature variable blower fan and close.
By utilizing according to the control method of the embodiment of the present invention, thus the independent control of temperature of the refrigerating chamber of refrigerator, refrigerating chamber and temperature-changing chamber three-temperature-zone can be realized, meeting the different user demands of user for corresponding refrigeration compartment.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the structure principle chart of the refrigerator according to the embodiment of the present invention;
Fig. 2 is the structure principle chart of the refrigerator according to the embodiment of the present invention;
Fig. 3 is the structure principle chart of the refrigerator according to the embodiment of the present invention, it illustrates cold storage temperature variable air channel, refrigerates the structure of wind channel and alternating temperature wind channel;
Fig. 4 is the sectional view along F-F line in Fig. 3;
Fig. 5 is the control method flow chart of the refrigeration system of refrigerator according to the embodiment of the present invention.
Description of reference numerals:
Refrigerator 100; Refrigerating chamber 1; Refrigerating chamber 2; Temperature-changing chamber 3;
Freezing System 10; Refrigerant condenser 11; Freezer condenser 12; Freezing throttling arrangement 13; Refrigerating evaporator 14; Freezing blower fan 15; Freezing dew eliminating tube 16;
Cold storage temperature variable refrigeration system 20; Cold storage temperature variable compressor 21; Cold storage temperature variable condenser 22; Cold storage temperature variable throttling arrangement 23; Cold storage temperature variable evaporimeter 24; Cold storage temperature variable blower fan 25.
Cold storage temperature variable air channel 30; Refrigeration wind channel 31; Alternating temperature wind channel 32; Alternating temperature exhaust air flue 321; Alternating temperature return airway 322; Refrigeration air outlet 33; Alternating temperature air outlet 34; Refrigeration return air inlet 35; Alternating temperature return air inlet 36;
Heat-insulation layer 40.
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.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
In describing the invention, it will be appreciated that, the orientation of instruction or the term of position relationship 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 can not be interpreted as limitation of the present invention.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; 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, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
First the refrigeration system of the refrigerator of embodiment is according to a first aspect of the present invention described with reference to figure 1 and Fig. 2 below.
First it should be noted that, refrigerator 100 has refrigerating chamber 1, refrigerating chamber 2 and temperature-changing chamber 3, as depicted in figs. 1 and 2.Separate Freezing System 10 and cold storage temperature variable refrigeration system 20 is comprised according to the refrigeration system of the refrigerator of the embodiment of the present invention, Freezing System 10 is for freezing to refrigerating chamber 1, and cold storage temperature variable refrigeration system 20 is for freezing to refrigerating chamber 2 and temperature-changing chamber 3.
Wherein, as depicted in figs. 1 and 2, Freezing System 10 comprises refrigerant condenser 11, freezer condenser 12, freezing throttling arrangement 13, refrigerating evaporator 14 and cryogenic temperature checkout gear (scheming not shown).
The entrance of freezer condenser 12 is connected with the outlet of refrigerant condenser 11, the entrance of freezing throttling arrangement 13 is connected with the outlet of freezer condenser 12, the entrance of refrigerating evaporator 14 is connected with the outlet of freezing throttling arrangement 13, and the outlet of refrigerating evaporator 14 is connected with the entrance of refrigerant condenser 11.Cryogenic temperature checkout gear is located at for detecting the temperature in refrigerating chamber 1 in refrigerating chamber 1, cryogenic temperature checkout gear be connected with refrigerant condenser 11 with according to its temperature detection value detected in the refrigerating chamber 1 that obtains control startup and the closedown of refrigerant condenser 11.That is, temperature in refrigerating chamber 1 is controlled separately by Freezing System 10, namely the temperature in refrigerating chamber 1 controls the temperature controlled impact that can not be subject to refrigerating chamber 2 and temperature-changing chamber 3, and on the contrary, the temperature that the temperature in refrigerating chamber 1 also can not affect refrigerating chamber 2 and temperature-changing chamber 3 controls.
Wherein, as depicted in figs. 1 and 2, cold storage temperature variable refrigeration system 20 comprises cold storage temperature variable compressor 21, cold storage temperature variable condenser 22, cold storage temperature variable throttling arrangement 23, cold storage temperature variable evaporimeter 24, refrigerated storage temperature checkout gear (scheming not shown) and alternating temperature temperature-detecting device (scheming not shown).
The entrance of cold storage temperature variable condenser 22 is connected with the outlet of cold storage temperature variable compressor 21, the entrance of cold storage temperature variable throttling arrangement 23 is connected with the outlet of cold storage temperature variable condenser 22, the entrance of cold storage temperature variable evaporimeter 24 is connected with the outlet of cold storage temperature variable throttling arrangement 23, and the outlet of cold storage temperature variable evaporimeter 24 is connected with the entrance of cold storage temperature variable compressor 21.Wherein, refrigerated storage temperature checkout gear is located at for detecting the temperature in refrigerating chamber 2 in refrigerating chamber 2, refrigerated storage temperature checkout gear be connected with cold storage temperature variable compressor 21 with according to its temperature detection value detected in the refrigerating chamber 2 that obtains control startup and the closedown of cold storage temperature variable compressor 21.Alternating temperature temperature-detecting device is located at for detecting the temperature in temperature-changing chamber 3 in temperature-changing chamber 3, alternating temperature temperature-detecting device be connected with cold storage temperature variable compressor 21 with according to its temperature detection value detected in the temperature-changing chamber 3 that obtains control startup and the closedown of cold storage temperature variable compressor 21.That is, the temperature of refrigerating chamber 2 controls and the temperature of temperature-changing chamber 3 controls independent of one another, is independent of each other.
To sum up, according to the refrigeration system of the refrigerator of the embodiment of the present invention, the independent control of the temperature of refrigerating chamber 1, refrigerating chamber 2 and temperature-changing chamber 3 three warm areas can be realized, be independent of each other each other, meet the different user demands of user for corresponding refrigeration compartment.
Further, as depicted in figs. 1 and 2, in the refrigeration system according to the refrigerator of the embodiment of the present invention, Freezing System 10 also comprises freezing blower fan 15, and freezing blower fan 15 is located in refrigerating chamber 1 to drive the wind in refrigerating chamber 1 to circulate.Cold storage temperature variable refrigeration system 20 also comprises cold storage temperature variable blower fan 25, and cold storage temperature variable blower fan 25 is located in refrigerating chamber 2 or temperature-changing chamber 3 to drive the wind in refrigerating chamber 2 and temperature-changing chamber 3 to circulate.That is, can be applied in wind cooling refrigerator according to this refrigeration system, the frosting degree in refrigerating chamber 1, refrigerating chamber 2 and temperature-changing chamber 3 can be reduced thus, reduce the frequency that user clears up wind cooling refrigerator.And wind cooling refrigerator can make each indoor temperature more even, refrigeration is better.
Further, cryogenic temperature checkout gear be connected with freezing blower fan 15 with according to its temperature detection value detected in the refrigerating chamber 1 that obtains control startup and the closedown of freezing blower fan 15.Refrigerated storage temperature checkout gear be connected with cold storage temperature variable blower fan 25 with according to its temperature detection value detected in the refrigerating chamber 1 that obtains control startup and the closedown of cold storage temperature variable blower fan 25.Alternating temperature temperature-detecting device be connected with cold storage temperature variable blower fan 25 with according to its temperature detection value detected in the temperature-changing chamber 3 that obtains control startup and the closedown of cold storage temperature variable blower fan 25.
Alternatively, as depicted in figs. 1 and 2, Freezing System 10 also comprises freezing dew eliminating tube 16, freezing dew eliminating tube 16 is connected between freezer condenser 12 and freezing throttling arrangement 13, freezing dew eliminating tube 16 can be located at the surrounding of the door body of the refrigerating chamber 1 of refrigerator 100, can slow down the possibility of the frosting of the door body of refrigerating chamber 1 thus.
Describe the refrigerator 100 of embodiment according to a second aspect of the present invention below with reference to Fig. 3 and Fig. 4, refrigerator 100 comprises the refrigeration system according to above-described embodiment.Wherein, can be double-door refrigerator according to the refrigerator 100 of the embodiment of the present invention, as shown in Figure 1-Figure 3, refrigerating chamber 1 and refrigerating chamber 2 in left-right direction interval be arranged, temperature-changing chamber 3 and refrigerating chamber 1 in left-right direction interval are arranged, and temperature-changing chamber 3 and refrigerating chamber 2 along the vertical direction interval are arranged.
Particularly, be provided with freezing air channel in refrigerating chamber 1, refrigerating evaporator 14 and freezing blower fan 15 are located in freezing air channel (schemes not shown), and Freezing System 10 can be freezed to refrigerating chamber 1 separately thus.Cold storage temperature variable air channel 30 is provided with in refrigerating chamber 2 or temperature-changing chamber 3, cold storage temperature variable evaporimeter 24 and cold storage temperature variable blower fan 25 are located in cold storage temperature variable air channel 30, wherein be provided with the refrigeration wind channel 31 being suitable for being connected with cold storage temperature variable air channel 30 in refrigerating chamber 2, in temperature-changing chamber 3, be provided with the alternating temperature wind channel 32 being suitable for being connected with cold storage temperature variable air channel 30.
Particularly, cold storage temperature variable air channel 30 be provided with for the refrigeration refrigeration air outlet 33 that is communicated with of wind channel 31 and the alternating temperature air outlet 34 for being communicated with alternating temperature wind channel 32, refrigerator 100 also comprises and is used to open or close the refrigeration air door refrigerating air outlet 33 and the alternating temperature air door being used to open or close alternating temperature air outlet 34.Wherein, refrigeration air door be connected with refrigerated storage temperature checkout gear with according to refrigerated storage temperature checkout gear detect the refrigerating chamber 2 obtained temperature detection value control to refrigerate opening or closing of air door, alternating temperature air door be connected with alternating temperature temperature-detecting device with according to alternating temperature temperature-detecting device detect the temperature-changing chamber 3 obtained temperature detection value control opening or closing of alternating temperature air door.Thus, the refrigeration to refrigerating chamber 2 can being stopped by closing refrigeration air door, stopping the refrigeration to temperature-changing chamber 3 by closing alternating temperature air door.Make structural design simpler like this.
Alternatively, as shown in Figure 3, cold storage temperature variable air channel 30 can be located in refrigerating chamber 2.Temperature-changing chamber 3 is located at below refrigerating chamber 2.Refrigeration air outlet 33 is located at the top in cold storage temperature variable air channel 30, and refrigeration wind channel 31 is upwards extended from refrigeration air outlet 33.Refrigeration wind channel 31 for being incorporated into the cold wind after cold storage temperature variable evaporimeter 24 heat exchange in refrigerating chamber 2 in cold storage temperature variable room 3.Wherein, cold storage temperature variable air channel 30 is provided with the refrigeration return air inlet 35 for refrigerating chamber 2 return air, and refrigeration return air inlet 35 is located at the bottom in cold storage temperature variable air channel 30 and for spaced multiple, can improves return air efficiency thus.
Alternatively, alternating temperature wind channel 32 comprises for the alternating temperature exhaust air flue 321 from cold storage temperature variable air channel 30 air-out with for the alternating temperature return airway 322 from temperature-changing chamber 3 return air, and alternating temperature exhaust air flue 321 is connected with alternating temperature air outlet 34.In other words, alternating temperature exhaust air flue 321 for being incorporated in temperature-changing chamber 3 by the cold wind after cold storage temperature variable evaporimeter 24 heat exchange in cold storage temperature variable room 3, and alternating temperature return airway 322 for leading back the wind of the high temperature after heat exchange in cold storage temperature variable air channel 30 in temperature-changing chamber 3.
Particularly, alternating temperature air outlet 34 is located at left part or the right part in cold storage temperature variable air channel 30, has illustrated that alternating temperature air outlet 34 is located at the example in the left side in cold storage temperature variable air channel 30 in Fig. 3.Cold storage temperature variable air channel 30 is provided with alternating temperature return air inlet 36, and alternating temperature return airway 322 is connected with alternating temperature return air inlet 36.Alternating temperature return air inlet 36 can be located at the rear portion in cold storage temperature variable air channel 30, as shown in Figure 4.
Preferably, alternating temperature exhaust air flue 321 and alternating temperature return airway 322 are all located in refrigerating chamber 1 and the heat-insulation layer between refrigerating chamber 2 and temperature-changing chamber 3 40.Alternating temperature exhaust air flue 321 and alternating temperature return airway 322 can be hidden thus, be conducive to the space availability ratio improving room between refrigerator 100, structural design is more succinct.
According to the refrigerator 100 of the embodiment of the present invention, its refrigerating chamber 1, refrigerating chamber 2 and temperature-changing chamber 3 three warm areas specifically carry out the independent control of temperature, are independent of each other each other, meet the different user demands of user for corresponding refrigeration compartment.
Waiting according to other formations of refrigerator 100 of the embodiment of the present invention and operate is all known for those of ordinary skills, no longer describes in detail here.
The control method of the refrigeration system of the refrigerator of embodiment is according to a third aspect of the present invention described referring to Fig. 5.Particularly, as shown in Figure 5, comprise the steps: according to the control method of the refrigeration system of the refrigerator of the embodiment of the present invention
A, detect temperature in refrigerating chamber 1 to obtain cryogenic temperature detected value Td by cryogenic temperature checkout gear;
B, Td and default cryogenic temperature value Tds to be compared, as Td >=Tds, control refrigerant condenser 11 and start; As Td < Tds, control refrigerant condenser 11 and close;
C, detect temperature in refrigerating chamber 2 to obtain refrigerated storage temperature detected value Tc by refrigerated storage temperature checkout gear, detect temperature in temperature-changing chamber 3 to obtain alternating temperature temperature detection value Tb by alternating temperature temperature-detecting device;
D, Tc and preset refrigerating temperature value Tcs to be compared, and Tb and default alternating temperature temperature value Tbs is compared, as Tc >=Tcs or Tb >=Tbs, control cold storage temperature variable compressor 21 and start; As Tc < Tcs and Tb < Tbs time, control cold storage temperature variable compressor 21 and close.
Further, when Freezing System 10 comprises freezing blower fan 15, when cold storage temperature variable refrigeration system 20 comprises cold storage temperature variable blower fan 25, above-mentioned steps B also comprises: B1, compared by Td and default cryogenic temperature value Tds, as Td >=Tds, control refrigerant condenser 11 and freezing blower fan 15 start; As Td < Tds, control refrigerant condenser 11 and freezing blower fan 15 are closed.That is, the opening and closing of refrigerant condenser 11 and freezing blower fan 15 are subject to the impact of cryogenic temperature checkout gear simultaneously.Above-mentioned steps D also comprises: D1, compared by Tc and preset refrigerating temperature value Tcs, and is compared by Tb and default alternating temperature temperature value Tbs, as Tc >=Tcs or Tb >=Tbs, controls cold storage temperature variable compressor 21 and cold storage temperature variable blower fan 25 starts; As Tc < Tcs and Tb < Tbs time, control cold storage temperature variable compressor 21 and cold storage temperature variable blower fan 25 cuts out.That is, the opening and closing of cold storage temperature variable compressor 21 and cold storage temperature variable blower fan 25 are subject to the impact of refrigerated storage temperature checkout gear and alternating temperature temperature-detecting device simultaneously.
Be understandable that, the sequence of above-mentioned steps can be arbitrary, and that is, the order for the temperature detection of refrigerating chamber 1, refrigerating chamber 2 and temperature-changing chamber 3 can be arbitrary, also can be simultaneously.The actions such as the startup of refrigerant condenser 11, cold storage temperature variable compressor 21 and closedown can time carry out simultaneously, also can carry out according to the control of corresponding temperature-detecting device.
In other words, when refrigerating chamber 1 and refrigerating chamber 2 freeze, two refrigeration systems are independent mutually.Refrigerant condenser 11 controls by freezing temperature-detecting device, and when the temperature in refrigerating chamber 1 is higher than preset temperature, refrigerant condenser 11 and freezing blower fan 15 start running, and is used for freezing to refrigerating chamber 1; When the temperature in refrigerating chamber 1 is lower than preset temperature, refrigerant condenser 11 and freezing blower fan 15 shut down, and now refrigerating chamber 1 stops refrigeration.
Refrigeration compressor is simultaneously by the control refrigerating temperature-detecting device and alternating temperature temperature-detecting device.That is:
When the temperature in refrigerating chamber 2 is higher than preset temperature, if when now cold storage temperature variable compressor 21 does not operate, then control cold storage temperature variable compressor 21 and cold storage temperature variable blower fan 25 start, and freeze to refrigerating chamber 2; When the temperature in refrigerating chamber 2 is lower than preset temperature, if when the temperature now in temperature-changing chamber 3 is also lower than preset temperature, then control cold storage temperature variable compressor 21 and cold storage temperature variable blower fan 25 cuts out, cold storage temperature variable compressor 21 stops refrigeration; If when the temperature now in temperature-changing chamber 3 is higher than preset temperature, then control cold storage temperature variable compressor 21 and cold storage temperature variable blower fan 25 remain in operation.
Similarly, when the temperature in temperature-changing chamber 3 is higher than preset temperature, if now cold storage temperature variable compressor 21 not running, then control cold storage temperature variable compressor 21 and cold storage temperature variable blower fan 25 start, and freeze to temperature-changing chamber 3; When the temperature in temperature-changing chamber 3 is lower than preset temperature, if when the temperature now in refrigerating chamber 2 is lower than preset temperature, then control cold storage temperature variable compressor 21 and cold storage temperature variable blower fan 25 cuts out, cold storage temperature variable compressor 21 stops refrigeration; If when the temperature now in refrigerating chamber 2 is higher than preset temperature, then control cold storage temperature variable compressor 21 and cold storage temperature variable blower fan 25 remain in operation.
To sum up, by utilizing according to the control method of the embodiment of the present invention, thus the independent control of temperature of the refrigerating chamber 1 of refrigerator 100, refrigerating chamber 2 and temperature-changing chamber 3 three-temperature-zone can be realized, meeting the different user demands of user for corresponding refrigeration compartment.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " illustrative examples ", " 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, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present invention and aim, scope of the present invention is by claim and equivalents thereof.
Claims (7)
1. the refrigeration system of a refrigerator, described refrigerator has refrigerating chamber, refrigerating chamber and temperature-changing chamber, it is characterized in that, comprise separate Freezing System and cold storage temperature variable refrigeration system, described Freezing System is used for freezing to described refrigerating chamber, described cold storage temperature variable refrigeration system is used for freezing to described refrigerating chamber and described temperature-changing chamber
Described Freezing System comprises:
Refrigerant condenser;
Freezer condenser, the entrance of described freezer condenser is connected with the outlet of described refrigerant condenser;
Freezing throttling arrangement, the entrance of described freezing throttling arrangement is connected with the outlet of described freezer condenser;
Refrigerating evaporator, the entrance of described refrigerating evaporator is connected with the outlet of described freezing throttling arrangement, and the outlet of described refrigerating evaporator is connected with the entrance of described refrigerant condenser;
Cryogenic temperature checkout gear, described cryogenic temperature checkout gear is located at for detecting the temperature in described refrigerating chamber in described refrigerating chamber, described cryogenic temperature checkout gear be connected with described refrigerant condenser with according to its temperature detection value detected in the refrigerating chamber that obtains control startup and the closedown of described refrigerant condenser;
Described cold storage temperature variable refrigeration system comprises:
Cold storage temperature variable compressor;
Cold storage temperature variable condenser, the entrance of described cold storage temperature variable condenser is connected with the outlet of described cold storage temperature variable compressor;
Cold storage temperature variable throttling arrangement, the entrance of described cold storage temperature variable throttling arrangement is connected with the outlet of described cold storage temperature variable condenser;
Cold storage temperature variable evaporimeter, the entrance of described cold storage temperature variable evaporimeter is connected with the outlet of described cold storage temperature variable throttling arrangement, and the outlet of described cold storage temperature variable evaporimeter is connected with the entrance of described cold storage temperature variable compressor;
Refrigerated storage temperature checkout gear, described refrigerated storage temperature checkout gear is located at for detecting the temperature in described refrigerating chamber in described refrigerating chamber, described refrigerated storage temperature checkout gear be connected with described cold storage temperature variable compressor with according to its temperature detection value detected in the refrigerating chamber that obtains control startup and the closedown of described cold storage temperature variable compressor;
Alternating temperature temperature-detecting device, described alternating temperature temperature-detecting device is located at for detecting the temperature in described temperature-changing chamber in described temperature-changing chamber, described alternating temperature temperature-detecting device be connected with described cold storage temperature variable compressor with according to its temperature detection value detected in the temperature-changing chamber that obtains control startup and the closedown of described cold storage temperature variable compressor.
2. the refrigeration system of refrigerator according to claim 1, is characterized in that,
Described Freezing System also comprises freezing blower fan, and described freezing blower fan is located in described refrigerating chamber to drive the wind in described refrigerating chamber to circulate;
Described cold storage temperature variable refrigeration system also comprises cold storage temperature variable blower fan, and described cold storage temperature variable blower fan is located in described refrigerating chamber or described temperature-changing chamber to drive the wind in described refrigerating chamber and described temperature-changing chamber to circulate.
3. the refrigeration system of refrigerator according to claim 2, is characterized in that,
Described cryogenic temperature checkout gear be connected with described freezing blower fan with according to its temperature detection value detected in the refrigerating chamber that obtains control startup and the closedown of described freezing blower fan;
Described refrigerated storage temperature checkout gear be connected with described cold storage temperature variable blower fan with according to its temperature detection value detected in the refrigerating chamber that obtains control startup and the closedown of described cold storage temperature variable blower fan;
Described alternating temperature temperature-detecting device be connected with described cold storage temperature variable blower fan with according to its temperature detection value detected in the temperature-changing chamber that obtains control startup and the closedown of described cold storage temperature variable blower fan.
4. the refrigeration system of the refrigerator according to any one of claim 1-3, is characterized in that, described Freezing System also comprises freezing dew eliminating tube, and described freezing dew eliminating tube is connected between described freezer condenser and described freezing throttling arrangement.
5. a refrigerator, is characterized in that, comprises the refrigeration system according to any one of claim 1-4.
6. a control method for refrigeration system, described refrigeration system is the refrigeration system according to any one of claim 1-4, it is characterized in that, comprises the steps:
A, detect temperature in described refrigerating chamber to obtain cryogenic temperature detected value Td by described cryogenic temperature checkout gear;
B, Td and default cryogenic temperature value Tds to be compared, as Td >=Tds, control described refrigerant condenser and start; As Td < Tds, control described refrigerant condenser and close;
C, detect temperature in described refrigerating chamber to obtain refrigerated storage temperature detected value Tc by described refrigerated storage temperature checkout gear, detect temperature in described temperature-changing chamber to obtain alternating temperature temperature detection value Tb by described alternating temperature temperature-detecting device;
D, Tc and preset refrigerating temperature value Tcs to be compared, and Tb and default alternating temperature temperature value Tbs is compared,
As Tc >=Tcs or Tb >=Tbs, control described cold storage temperature variable compressor start; As Tc < Tcs and Tb < Tbs time, control described cold storage temperature variable compressor close.
7. control method according to claim 6, described Freezing System also comprises freezing blower fan, and described cold storage temperature variable refrigeration system also comprises cold storage temperature variable blower fan, it is characterized in that,
Above-mentioned steps B also comprises:
B1, Td and default cryogenic temperature value Tds to be compared, as Td >=Tds, control described refrigerant condenser and described freezing fan starting; As Td < Tds, control described refrigerant condenser and described freezing blower fan closedown;
Above-mentioned steps D also comprises:
D1, Tc and preset refrigerating temperature value Tcs to be compared, and Tb and default alternating temperature temperature value Tbs is compared,
As Tc >=Tcs or Tb >=Tbs, control described cold storage temperature variable compressor and described cold storage temperature variable fan starting; As Tc < Tcs and Tb < Tbs time, control described cold storage temperature variable compressor and described cold storage temperature variable blower fan and close.
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| CN103940194B (en) * | 2014-04-25 | 2016-05-18 | 合肥华凌股份有限公司 | The control system of refrigerator and there is its refrigerator |
| CN103940197B (en) * | 2014-04-25 | 2017-01-04 | 合肥华凌股份有限公司 | Refrigerator and control method thereof |
| CN103940193B (en) * | 2014-04-25 | 2017-01-04 | 合肥华凌股份有限公司 | The control system of refrigerator and there is its refrigerator |
| CN104534810B (en) * | 2015-01-15 | 2017-01-25 | 合肥美的电冰箱有限公司 | Control method and device of refrigerator compressor and refrigerator |
| CN105526776B (en) * | 2016-02-03 | 2018-01-05 | 西安交通大学 | A kind of control method of wind cooling refrigerator air door |
| CN111609606B (en) * | 2019-02-26 | 2022-04-29 | 青岛海尔电冰箱有限公司 | Refrigerator with double air supply fans and air supply control method thereof |
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| CN102353205A (en) * | 2011-09-02 | 2012-02-15 | 合肥美的荣事达电冰箱有限公司 | Refrigeration equipment |
| CN203550388U (en) * | 2013-10-08 | 2014-04-16 | 合肥美的电冰箱有限公司 | Refrigerating system of refrigerator and refrigerator |
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| CN102353205A (en) * | 2011-09-02 | 2012-02-15 | 合肥美的荣事达电冰箱有限公司 | Refrigeration equipment |
| CN203550388U (en) * | 2013-10-08 | 2014-04-16 | 合肥美的电冰箱有限公司 | Refrigerating system of refrigerator and refrigerator |
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