CN101113847A - Freezing circulating of refrigerator - Google Patents
Freezing circulating of refrigerator Download PDFInfo
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- CN101113847A CN101113847A CNA200610015031XA CN200610015031A CN101113847A CN 101113847 A CN101113847 A CN 101113847A CN A200610015031X A CNA200610015031X A CN A200610015031XA CN 200610015031 A CN200610015031 A CN 200610015031A CN 101113847 A CN101113847 A CN 101113847A
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Abstract
The freezing circulation of a refrigerator comprises a compressor used for compressing refrigerant, a condenser that provides condensation for the refrigerant compressed by the compressor, a first evaporator used for evaporating the refrigerant of the condenser, a second evaporator used for evaporating the refrigerant of the first evaporator and that is communicated in series with the first evaporator, a first pipeline that is arranged between the condenser and the first evaporator used for selecting the refrigerant of the condenser being supplied to the first evaporator, a first valve used for ensuring that the refrigerant of the condenser is directly supplied to a valve in a second pipeline of the second evaporator without going through the first evaporator and that is communicated, a third pipeline that is arranged between the first evaporator and the second evaporator and used for selecting the refrigerant of the first evaporator being supplied to the second evaporator and a second valve used for ensuring that the refrigerant of the first evaporator is supplied to a valve in a fourth pipeline at an outlet of the second evaporator without going through the second evaporator and that is communicated. The invention can rapidly cool a corresponding refrigerator or a freezing chamber.
Description
Technical field
The present invention relates to a kind of freeze cycle of refrigerator.
Background technology
In general, in direct cooling refrigerator, evaporimeter is close to and is formed at refrigerating chamber or refrigerating chamber, or the placing plate self of refrigerating chamber or refrigerating chamber is formed evaporimeter, and refrigerating chamber or refrigerating chamber are directly cooled off.Recently, the indirect cold-room formula of more use refrigerator, above-mentioned indirect cold-room formula refrigerator is that cold air is injected to refrigerating chamber and refrigerating chamber.Direct cooling refrigerator does not generate a large amount of cold air in addition, but the free convection phenomenon by the air that is cooled around the evaporimeter, and the cold air of evaporimeter is directly supplied to refrigerating chamber or refrigerating chamber.
As Fig. 1,2 and shown in Figure 3, be provided with the freeze cycle that 2 evaporimeters 50,60 are connected in series in the above-mentioned existing direct cooling refrigerator 9.That is, include following several sections in the above-mentioned direct cooling refrigerator 9: the refrigerator shell 1 that is formed with refrigerating chamber 10 and refrigerating chamber 20; Be used to compress the refrigerant of freeze cycle, and be formed at the compressor 30 of the bottom of above-mentioned housing 1; Reception is emitted heat towards periphery along the direction compressed and supplied refrigerant of refrigerant flow 99 to label 88, and the condenser 40 of condensation refrigerant; Receive the refrigerant that above-mentioned condenser 40 is supplied with, the heat around absorbing, and the 1st evaporimeter 50 of being close to the back that is formed at refrigerating chamber 10 that refrigerating chamber 10 is cooled off; Be close to the back that is formed at refrigerating chamber 20, in order to evaporate the refrigerant of the 1st evaporimeter 50, and cooling refrigerating chamber 20, and the 2nd evaporimeter 60 that is connected in series with the 1st evaporimeter 50; Be used for the 1st pipeline 81 of optionally open connection condenser 40 and the 1st evaporimeter 50 or be connected condenser 40 and some valves 80 of the 2nd pipeline 82 of the 2nd evaporimeter 60.
Wherein, the 1st evaporimeter 50 refrigerating chamber 10, the 2 evaporimeters 60 that are used for cool ice tank shell 1 are used for the refrigerating chamber 20 of cool ice tank shell 1.
In the freeze cycle of the current refrigerator that is provided with 2 evaporimeters 50,60 that constitutes as mentioned above, when putting in the refrigerating chamber 10 under the situation of boiling hot food, the temperature that detects refrigerating chamber 10 is risen, and the control refrigerant is recycled in the refrigerating chamber 10.But in the case, even refrigerating chamber 20 is in the state of abundant cooling, refrigerant will be recycled to the 2nd evaporimeter 60 of refrigerating chamber 20 sides simultaneously, and refrigerating chamber 20 is carried out unnecessary supercooling, and refrigerating chamber 10 then fails fully to be cooled off.
In addition, as shown in Figure 4, can be provided with the freeze cycle that 2 evaporimeters 50,60 are connected in parallel in the direct cooling refrigerator 9.That is, include following several sections in the direct cooling refrigerator 9: the refrigerator shell 1 that is formed with refrigerating chamber 10 and refrigerating chamber 20; Be used to compress the refrigerant of freeze cycle, and be formed at the compressor 30 of the bottom of above-mentioned housing 1; Reception is emitted heat towards periphery along the direction compressed and supplied refrigerant of refrigerant flow 99 to label 88, and the condenser 40 of condensation refrigerant; Receive the refrigerant that above-mentioned condenser 40 is supplied with, the heat around absorbing, and the 1st evaporimeter 50 of being close to the back that is formed at refrigerating chamber 10 that refrigerating chamber 10 is cooled off; Be close to the back that is formed at refrigerating chamber 20, in order to evaporate the refrigerant of the 1st evaporimeter 50, and cooling refrigerating chamber 20, and the 2nd evaporimeter 60 that is connected in parallel with the 1st evaporimeter 50; Be used for the 1st pipeline 81 ' of optionally open connection condenser 40 and the 1st evaporimeter 50 or be connected condenser 40 and some valves 80 ' of the 2nd pipeline 82 ' of the 2nd evaporimeter 60.
Wherein, the 1st evaporimeter 50 refrigerating chamber 10, the 2 evaporimeters 60 that are used for cool ice tank shell 1 are used for the refrigerating chamber 20 of cool ice tank shell 1.
Under the situation that aforesaid the 1st evaporimeter 50 and the 2nd evaporimeter 60 are connected in parallel with respect to condenser 40, can select some operation the in the 1st evaporimeter 50 and the 2nd evaporimeter 60.But, will have the problem that can't operate above-mentioned the 1st evaporimeter 50 and the 2nd evaporimeter 60 simultaneously.
This be because, under the state that the 1st evaporimeter 50 and the 2nd evaporimeter 60 are connected in parallel, when operating simultaneously, because the purposes of above-mentioned the 1st evaporimeter 50 and the 2nd evaporimeter 60 is different, and have different capacity, thereby the outlet side pressure that makes the outlet side pressure of above-mentioned the 1st evaporimeter 50 and the 2nd evaporimeter 60 is also with different.Thus, though not shown, will make reservoir or the compressor 30 effect overloads that are arranged between evaporimeter 50,60 and the compressor 30.Therefore, under the situation of the 1st evaporimeter 50 and the 2nd evaporimeter 60 that is connected in parallel, need configuration can make above-mentioned evaporimeter 50,60 carry out apparatus operating simultaneously.
As mentioned above, in the freeze cycle of the refrigerator that above-mentioned the 1st evaporimeter 50 and the 2nd evaporimeter 60 are connected in parallel, though can make refrigerating chamber and refrigerating chamber independently operates, and adjusting temperature separately, but, bigger if the temperature of extraneous air rises, perhaps put into simultaneously in refrigerating chamber and the refrigerating chamber under the situation of food of high-temperature, owing to can't make two evaporimeters 50,60 carry out normal running simultaneously, thereby cause and refrigerating chamber and refrigerating chamber can't be cooled to required temperature rapidly.
In the current refrigerator freeze cycle, the following problem of existence: in the freeze cycle of the refrigerator of 2 evaporator series connections, 2 evaporimeters can't independently be operated; In the freeze cycle of the refrigerator that 2 evaporimeters are connected in parallel, 2 evaporimeters can't be operated simultaneously.
Summary of the invention
Technical problem underlying to be solved by this invention is, overcome the above-mentioned defective that prior art exists, and provide a kind of freeze cycle of refrigerator, each evaporimeter all can independently be operated, and the temperature of refrigerating chamber or refrigerating chamber is carried out precision control, so that each evaporimeter in the freeze cycle of the refrigerator that 2 evaporimeters are connected in parallel can be operated simultaneously; And in refrigerating chamber or refrigerating chamber, put under the situation of food of excessive temperature, can avoid the efficient of the freeze cycle of refrigerator to reduce, and can cool off corresponding refrigerating chamber or refrigerating chamber rapidly.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of freeze cycle of refrigerator is characterized in that, it includes following several sections: the compressor that is used for compression refrigerant; Refrigerant to the above-mentioned compressor compression carries out condenser condensing; The 1st evaporimeter that the refrigerant of above-mentioned condenser is evaporated; For the refrigerant that makes above-mentioned the 1st evaporimeter evaporates, the 2nd evaporimeter that is communicated with above-mentioned the 1st evaporator series; Be arranged at the position between above-mentioned condenser and above-mentioned the 1st evaporimeter, be used for selecting refrigerant with above-mentioned condenser to supply to the 1st pipeline of above-mentioned the 1st evaporimeter and make the refrigerant of above-mentioned condenser directly supply to the 2nd pipeline some of above-mentioned the 2nd evaporimeter and the 1st valve that is communicated with without above-mentioned the 1st evaporimeter; Be arranged at the position between above-mentioned the 1st evaporimeter and above-mentioned the 2nd evaporimeter, be used for selecting refrigerant with above-mentioned the 1st evaporimeter to supply to the 3rd pipeline of above-mentioned the 2nd evaporimeter and make the refrigerant of above-mentioned the 1st evaporimeter supply to the 4th pipeline some of the outlet of above-mentioned the 2nd evaporimeter and the 2nd valve that is communicated with without above-mentioned the 2nd evaporimeter.
The freeze cycle of aforesaid refrigerator, wherein the 1st valve and the 2nd valve are triple valves.
The freeze cycle of aforesaid refrigerator, wherein the 1st evaporimeter cools off the refrigerating chamber of above-mentioned refrigerator, above-mentioned the 2nd evaporimeter cools off the refrigerating chamber of above-mentioned refrigerator, and the temperature sensor that is used to detect the temperature in the refrigerator is installed in above-mentioned in addition refrigerating chamber and the above-mentioned refrigerating chamber.
The freeze cycle of aforesaid refrigerator, wherein the temperature when above-mentioned refrigerating chamber rises under the above situation of set value, and above-mentioned the 1st valve is communicated with the 1st pipeline, and above-mentioned the 2nd valve is communicated with the 4th pipeline.
The freeze cycle of aforesaid refrigerator, wherein the temperature when above-mentioned refrigerating chamber rises under the above situation of set value, and above-mentioned the 1st valve is communicated with the 2nd pipeline, and above-mentioned the 2nd valve is communicated with the 3rd pipeline.
The present invention solves its technical problem also can adopt following technical scheme:
A kind of freeze cycle of refrigerator is characterized in that, includes following several sections: the compressor that is used for compression refrigerant; Refrigerant to the above-mentioned compressor compression carries out condenser condensing; The 1st evaporimeter that the refrigerant of above-mentioned condenser is evaporated; For the refrigerant that makes above-mentioned condenser evaporates, be connected in parallel with above-mentioned the 1st evaporimeter, and the 2nd evaporimeter that is communicated with above-mentioned condenser; Be arranged at the position of the outlet side of above-mentioned condenser, be used for selecting refrigerant with above-mentioned condenser to supply to the 1st pipeline of above-mentioned the 1st evaporimeter and the refrigerant of above-mentioned condenser supplied to the 2nd pipeline some of above-mentioned the 2nd evaporimeter, or the valve that above-mentioned the 1st pipeline and the 2nd pipeline are communicated with simultaneously; Be used to regulate the control valve of pressure of refrigerant of the outlet side of above-mentioned the 1st evaporimeter or above-mentioned the 2nd evaporimeter.
The freeze cycle of aforesaid refrigerator, wherein the 1st evaporimeter cools off the refrigerating chamber of above-mentioned refrigerator, above-mentioned the 2nd evaporimeter cools off the refrigerating chamber of above-mentioned refrigerator, in addition, above-mentioned control valve is arranged at the outlet side of above-mentioned the 2nd evaporimeter, and is used for the pressure of the outlet side of above-mentioned the 2nd evaporimeter is reduced pressure.
The freeze cycle of aforesaid refrigerator wherein is equipped with the temperature sensor that is used to detect the temperature in the refrigerator in refrigerating chamber and the above-mentioned refrigerating chamber.
The freeze cycle of aforesaid refrigerator, wherein when the temperature of above-mentioned refrigerating chamber and above-mentioned refrigerating chamber uprises simultaneously, above-mentioned valve will be communicated with the 1st pipeline and the 2nd pipeline simultaneously.
The freeze cycle of aforesaid refrigerator, wherein when the environment temperature of above-mentioned refrigerator uprises, above-mentioned valve will be communicated with the 1st pipeline and the 2nd pipeline simultaneously.
The freeze cycle of aforesaid refrigerator, wherein the diameter of the 2nd pipeline is greater than the diameter of above-mentioned the 1st pipeline.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the stereogram of current refrigerator housing;
Fig. 2 is the sectional side view of the structure of the direct cooling refrigerator among Fig. 1;
Fig. 3 is the structural representation of the tandem freeze cycle of the direct cooling refrigerator among Fig. 2;
Fig. 4 is the structural representation of the parallel freeze cycle of the direct cooling refrigerator among Fig. 2;
Fig. 5 is the structural representation of the tandem freeze cycle that is provided with 2 evaporimeters of one embodiment of the invention;
Fig. 6 is the schematic diagram of structure of the parallel freeze cycle that is provided with 2 evaporimeters of another embodiment of the present invention.
The number in the figure explanation:
9: refrigerator shell 2: door
10: refrigerating chamber 20: refrigerating chamber
30: compressor 40: condenser
60: the 2 evaporimeters of 50: the 1 evaporimeters
70: 80: the 1 valves of reservoir (accumulator)
The 81,81 ': the 1st pipeline 82,82 ': the 2nd pipeline
88: refrigerant flow direction 99: refrigerant flow
101: the 3 pipelines of 100: the 2 valves
The specific embodiment
As shown in Figure 5, the refrigerator that is connected in series with 2 evaporimeters in one embodiment of the invention, it includes following several sections: be used to compress the refrigerant of freeze cycle, and be formed at the compressor 30 of the bottom of housing 1; Receive the refrigerant of compression, emit heat towards periphery, and the condenser 40 of condensation refrigerant; Receive the refrigerant that above-mentioned condenser 40 is supplied with, the heat around absorbing, and the 1st evaporimeter 50 of being close to the back that is formed at refrigerating chamber 10 that refrigerating chamber 10 is cooled off; Be close to the back that is formed at refrigerating chamber 20, in order to evaporate the refrigerant of the 1st evaporimeter 50, and cooling refrigerating chamber 20, and the 2nd evaporimeter 60 that is connected in series with the 1st evaporimeter 50; Pipeline between condenser 40 and the 1st evaporimeter 50 is used to change the 1st valve 80 of the stream of refrigerant; Pipeline between the 1st evaporimeter 50 and the 2nd evaporimeter 60 is used to change the 2nd valve 100 of the stream of refrigerant; Be used to detect the temperature sensor (not shown) of the temperature in refrigerating chamber 10 and the refrigerating chamber 20.
Wherein, the 1st valve 80 is used for selecting the refrigerant with condenser 40 to supply to the 1st pipeline 81 of the 1st evaporimeter 50 and makes the refrigerant of condenser 40 supply to the 2nd pipeline 82 some of the 2nd evaporimeter 60 entrance side 82a without the 1st evaporimeter 50, and is communicated with.
In addition, the 2nd valve 100 is used for selecting the refrigerant with the 1st evaporimeter 50 to supply to the 3rd pipeline 101 of the 2nd evaporimeter 60 and makes the refrigerant of the 1st evaporimeter 50 supply to the 4th pipeline 102 some of the outlet of the 2nd evaporimeter 60 without the 2nd evaporimeter 60, and is communicated with.
Below, will the operation principle of the embodiment of the invention that constitutes as mentioned above be described.
In refrigerating chamber 10, put into boiling hot food etc., the temperature of refrigerating chamber 10 is risen under the above situation of set value, refrigerating chamber 10 need be cooled to set design temperature rapidly, and not need sub-cooled refrigerating chamber 20.Therefore, in the case, the 1st valve 80 connection condensers 40 and the 1st pipeline 81, the 2 valves 100 are communicated with the 4th pipeline 102, thereby the 2nd evaporimeter 60 that is used in cooling refrigerating chamber 20 is under the state that does not carry out operating, and the 1st evaporimeter 50 that only is used in refrigerated compartment 10 drives.
In addition, in refrigerating chamber 20, put into boiling hot food etc., the temperature of refrigerating chamber 20 is risen under the above situation of set value, refrigerating chamber 20 need be cooled to rapidly below the set design temperature, and not need sub-cooled refrigerating chamber 10.Therefore, in the case, the 1st valve 80 connection condensers 40 and the 2nd pipeline 82, the 2 valves 100 are communicated with the 3rd pipeline 101, thereby the 1st evaporimeter 50 that is used in refrigerated compartment 10 is in the state that does not carry out operating, and drives and only be used in the 2nd evaporimeter 60 that cools off refrigerating chamber 20.
And, in refrigerating chamber 10 and refrigerating chamber 20, put into boiling hot food etc. simultaneously, the temperature of refrigerating chamber 10 and refrigerating chamber 20 is risen under the above situation of set value simultaneously, need cool off simultaneously refrigerating chamber 10 and refrigerating chamber 20.Therefore, in the case, the 1st valve 80 is communicated with condensers 40 and the 1st pipeline 81, the 2 valves 100 are communicated with the 3rd pipeline 101, thereby the 1st evaporimeter 50 that is used in refrigerated compartment 10 drives simultaneously with the 2nd evaporimeter 60 that is used to cool off refrigerating chamber 20.
That is,, also above-mentioned the 1st, 2 evaporimeters 50,60 independently can be driven respectively even the 1st, 2 evaporimeters 50,60 are connected in series mutually.Thus, can be with the independently trickle respectively temperature that controls to user's setting of the temperature of refrigerating chamber and refrigerating chamber.And, under the situation that the load of refrigerating chamber and refrigerating chamber increases simultaneously, two evaporimeters will be operated simultaneously, thereby be improved the load adaptibility to response.
Below, will the freeze cycle of the refrigerator in another embodiment of the present invention be described.
As shown in Figure 6, the refrigerator that is connected in parallel to 2 evaporimeters in another embodiment of the present invention, it includes following several sections: be used to compress the refrigerant of freeze cycle, and be formed at the compressor 30 of the bottom of housing 1; Receive the refrigerant of compression, emit heat towards periphery, and the condenser 40 of condensation refrigerant; Receive the refrigerant that above-mentioned condenser 40 is supplied with, the heat around absorbing, and the 1st evaporimeter 50 of being close to the back that is formed at refrigerating chamber 10 that refrigerating chamber 10 is cooled off; Be close to the back that is formed at refrigerating chamber 20, in order to evaporate the refrigerant of the 1st evaporimeter 50, and cooling refrigerating chamber 20, and be connected in parallel with the 1st evaporimeter 50, and the 2nd evaporimeter 60 that is communicated with above-mentioned condenser 40; Be arranged at the pipeline between condenser 40 and the 1st, 2 evaporimeters 50,60, be used to regulate refrigerant flow, the valve 80 ' that makes some in the stream and the 1st, 2 evaporimeters 50,60 of refrigerant or be communicated with simultaneously; Be arranged at the outlet side of the 2nd evaporimeter 60, be used for the control valve 200 that the pressure through the refrigerant of the 2nd evaporimeter 60 is reduced pressure; Be used to detect the temperature sensor (not shown) of the temperature in refrigerating chamber 10 and the refrigerating chamber 20.
Wherein, above-mentioned control valve 200 is installed in the outlet side of the 1st evaporimeter 50 that is used for refrigerated compartment 10, also can the pressure through the refrigerant of the 1st evaporimeter 50 be reduced pressure.
In addition, in order to supply with more refrigerant to the 2nd evaporimeter 60 that is used for cooling off refrigerating chamber 20, the diameter of the 2nd pipeline 82 ' is greater than the diameter of the 1st pipeline 81 '.
Below, will the operation principle of one embodiment of the invention of constituting as mentioned above be described.
The temperature of refrigerating chamber 10 is risen under the situation more than the set value, refrigerating chamber 10 need be cooled to set design temperature rapidly, and not need sub-cooled refrigerating chamber 20.Therefore, in the case, valve 80 ' is communicated with condenser 40 and the 1st pipeline 81 ', thereby the 1st evaporimeter 50 is driven.
On the contrary, the temperature of refrigerating chamber 20 is risen under the situation more than the set value, refrigerating chamber 20 need be cooled to rapidly below the set design temperature, and not need sub-cooled refrigerating chamber 10.Therefore, in the case, valve 80 ' is communicated with condenser 40 and the 2nd pipeline 82 ', thereby the 2nd evaporimeter 60 is driven.
And, the temperature of refrigerating chamber 10 and refrigerating chamber 20 is risen under the situation more than the set value simultaneously, need cool off simultaneously refrigerating chamber 10 and refrigerating chamber 20.Therefore, in the case, valve 80 ' is communicated with condenser 40 and the 1st pipeline 81 ' and the 2nd pipeline 82 ' simultaneously, thereby the 1st, 2 evaporimeters 50,60 are driven simultaneously.At this moment because the outlet side pressure of the 2nd evaporimeter 60 of cooling refrigerating chamber 20 is higher usually, control valve 200 with the outlet side pressure of the 2nd evaporimeter 60 be adjusted to the roughly the same scope of the outlet side pressure of the 1st evaporimeter 50 in.
That is, even 50,60 connections parallel with one another of the 1st, 2 evaporimeters also can drive above-mentioned the 1st, 2 evaporimeters 50,60 simultaneously.Thus, can be with the independently trickle respectively temperature that controls to user's setting of the temperature of refrigerating chamber and refrigerating chamber.And, under the situation that the load of refrigerating chamber and refrigerating chamber increases simultaneously, two evaporimeters will be operated simultaneously, thereby be improved the load adaptibility to response.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
The effect of invention
The freeze cycle of the refrigerator among the present invention is characterized in that, includes following several sections: the compressor that is used for compression refrigerant; Refrigerant to the above-mentioned compressor compression carries out condenser condensing; The 1st evaporimeter that the refrigerant of above-mentioned condenser is evaporated; For the refrigerant that makes above-mentioned the 1st evaporimeter evaporates, the 2nd evaporimeter that is communicated with above-mentioned the 1st evaporator series; Be arranged at the position between above-mentioned condenser and above-mentioned the 1st evaporimeter, be used for selecting refrigerant with above-mentioned condenser to supply to the 1st pipeline of above-mentioned the 1st evaporimeter and make the refrigerant of above-mentioned condenser directly supply to the 2nd pipeline some of above-mentioned the 2nd evaporimeter and the 1st valve that is communicated with without above-mentioned the 1st evaporimeter; Be arranged at the position between above-mentioned the 1st evaporimeter and above-mentioned the 2nd evaporimeter, be used for selecting refrigerant with above-mentioned the 1st evaporimeter to supply to the 3rd pipeline of above-mentioned the 2nd evaporimeter and make the refrigerant of above-mentioned the 1st evaporimeter supply to the 4th pipeline some of the outlet of above-mentioned the 2nd evaporimeter and the 2nd valve that is communicated with without above-mentioned the 2nd evaporimeter.
Thus, can be with the independently trickle respectively temperature that controls to user's setting of the temperature of refrigerating chamber and refrigerating chamber.And, under the situation that the load of refrigerating chamber and refrigerating chamber increases simultaneously, two evaporimeters will be operated simultaneously, thereby be improved the load adaptibility to response.
And the freeze cycle of the refrigerator among the present invention is characterized in that, includes following several sections: the compressor that is used for compression refrigerant; Refrigerant to the above-mentioned compressor compression carries out condenser condensing; The 1st evaporimeter that the refrigerant of above-mentioned condenser is evaporated; For the refrigerant that makes above-mentioned condenser evaporates, be connected in parallel with above-mentioned the 1st evaporimeter, and the 2nd evaporimeter that is communicated with above-mentioned condenser; Be arranged at the position of the outlet side of above-mentioned condenser, be used for selecting refrigerant with above-mentioned condenser to supply to the 1st pipeline of above-mentioned the 1st evaporimeter and the refrigerant of above-mentioned condenser supplied to the 2nd pipeline some of above-mentioned the 2nd evaporimeter, or the valve that above-mentioned the 1st pipeline and the 2nd pipeline are communicated with simultaneously; Be used to regulate the control valve of pressure of refrigerant of the outlet side of above-mentioned the 1st evaporimeter or above-mentioned the 2nd evaporimeter.
Thus, can be with the independently trickle respectively temperature that controls to user's setting of the temperature of refrigerating chamber and refrigerating chamber.And, under the situation that the load of refrigerating chamber and refrigerating chamber increases simultaneously, two evaporimeters will be operated simultaneously, thereby be avoided the efficient of the freeze cycle of refrigerator to reduce, and can cool off corresponding refrigerating chamber or refrigerating chamber rapidly.
Claims (11)
1. the freeze cycle of a refrigerator is characterized in that, it includes following several sections:
The compressor that is used for compression refrigerant;
Refrigerant to the above-mentioned compressor compression carries out condenser condensing;
The 1st evaporimeter that the refrigerant of above-mentioned condenser is evaporated;
For the refrigerant that makes above-mentioned the 1st evaporimeter evaporates, the 2nd evaporimeter that is communicated with above-mentioned the 1st evaporator series;
Be arranged at the position between above-mentioned condenser and above-mentioned the 1st evaporimeter, be used for selecting refrigerant with above-mentioned condenser to supply to the 1st pipeline of above-mentioned the 1st evaporimeter and make the refrigerant of above-mentioned condenser directly supply to the 2nd pipeline some of above-mentioned the 2nd evaporimeter and the 1st valve that is communicated with without above-mentioned the 1st evaporimeter;
Be arranged at the position between above-mentioned the 1st evaporimeter and above-mentioned the 2nd evaporimeter, be used for selecting refrigerant with above-mentioned the 1st evaporimeter to supply to the 3rd pipeline of above-mentioned the 2nd evaporimeter and make the refrigerant of above-mentioned the 1st evaporimeter supply to the 4th pipeline some of the outlet of above-mentioned the 2nd evaporimeter and the 2nd valve that is communicated with without above-mentioned the 2nd evaporimeter.
2. the freeze cycle of refrigerator according to claim 1, it is characterized in that: above-mentioned the 1st valve and the 2nd valve are triple valves.
3. the freeze cycle of refrigerator according to claim 1, it is characterized in that: above-mentioned the 1st evaporimeter cools off the refrigerating chamber of above-mentioned refrigerator, above-mentioned the 2nd evaporimeter cools off the refrigerating chamber of above-mentioned refrigerator, and the temperature sensor that is used to detect the temperature in the refrigerator is installed in above-mentioned in addition refrigerating chamber and the above-mentioned refrigerating chamber.
4. the freeze cycle of refrigerator according to claim 3 is characterized in that: under the temperature of above-mentioned refrigerating chamber rose to situation more than the set value, above-mentioned the 1st valve was communicated with the 1st pipeline, and above-mentioned the 2nd valve is communicated with the 4th pipeline.
5. the freeze cycle of refrigerator according to claim 3 is characterized in that: under the temperature of above-mentioned refrigerating chamber rose to situation more than the set value, above-mentioned the 1st valve was communicated with the 2nd pipeline, and above-mentioned the 2nd valve is communicated with the 3rd pipeline.
6. the freeze cycle of a refrigerator is characterized in that, includes following several sections:
The compressor that is used for compression refrigerant;
Refrigerant to the above-mentioned compressor compression carries out condenser condensing;
The 1st evaporimeter that the refrigerant of above-mentioned condenser is evaporated;
For the refrigerant that makes above-mentioned condenser evaporates, be connected in parallel with above-mentioned the 1st evaporimeter, and the 2nd evaporimeter that is communicated with above-mentioned condenser;
Be arranged at the position of the outlet side of above-mentioned condenser, be used for selecting refrigerant with above-mentioned condenser to supply to the 1st pipeline of above-mentioned the 1st evaporimeter and the refrigerant of above-mentioned condenser supplied to the 2nd pipeline some of above-mentioned the 2nd evaporimeter, or the valve that above-mentioned the 1st pipeline and the 2nd pipeline are communicated with simultaneously;
Be used to regulate the control valve of pressure of refrigerant of the outlet side of above-mentioned the 1st evaporimeter or above-mentioned the 2nd evaporimeter.
7. the freeze cycle of refrigerator according to claim 6 is characterized in that:
Above-mentioned the 1st evaporimeter cools off the refrigerating chamber of above-mentioned refrigerator, above-mentioned the 2nd evaporimeter cools off the refrigerating chamber of above-mentioned refrigerator, in addition, above-mentioned control valve is arranged at the outlet side of above-mentioned the 2nd evaporimeter, and is used for the pressure of the outlet side of above-mentioned the 2nd evaporimeter is reduced pressure.
8. the freeze cycle of refrigerator according to claim 7 is characterized in that: the temperature sensor that is used to detect the temperature in the refrigerator is installed in above-mentioned refrigerating chamber and the above-mentioned refrigerating chamber.
9. the freeze cycle of refrigerator according to claim 7, it is characterized in that: when the temperature of above-mentioned refrigerating chamber and above-mentioned refrigerating chamber uprises simultaneously, above-mentioned valve will be communicated with the 1st pipeline and the 2nd pipeline simultaneously.
10. the freeze cycle of refrigerator according to claim 6, it is characterized in that: when the environment temperature of above-mentioned refrigerator uprises, above-mentioned valve will be communicated with the 1st pipeline and the 2nd pipeline simultaneously.
11. the freeze cycle of refrigerator according to claim 7 is characterized in that: the diameter of above-mentioned the 2nd pipeline is greater than the diameter of above-mentioned the 1st pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200610015031XA CN101113847A (en) | 2006-07-28 | 2006-07-28 | Freezing circulating of refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200610015031XA CN101113847A (en) | 2006-07-28 | 2006-07-28 | Freezing circulating of refrigerator |
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| Publication Number | Publication Date |
|---|---|
| CN101113847A true CN101113847A (en) | 2008-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA200610015031XA Pending CN101113847A (en) | 2006-07-28 | 2006-07-28 | Freezing circulating of refrigerator |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101982714A (en) * | 2010-11-11 | 2011-03-02 | 周奇迪 | Water dispenser and compressor refrigerating system thereof |
| CN105135731A (en) * | 2015-09-17 | 2015-12-09 | 青岛海尔股份有限公司 | Refrigerating system, refrigerating plant and temperature control method of refrigerating plant |
| CN107270569A (en) * | 2017-06-16 | 2017-10-20 | 珠海格力电器股份有限公司 | Refrigeration system and the water dispenser including it |
| CN109269189A (en) * | 2018-08-01 | 2019-01-25 | 海信（山东）冰箱有限公司 | A kind of dual-purpose refrigerator |
| CN110986411A (en) * | 2019-11-28 | 2020-04-10 | 海信（山东）冰箱有限公司 | Refrigeration system of low-temperature storage device, low-temperature storage device and control method |
| CN111238122A (en) * | 2020-02-27 | 2020-06-05 | 上海辛格林纳新时达电机有限公司 | Anti-condensation cabinet body and anti-condensation method for cabinet body |
| CN112944775A (en) * | 2021-02-10 | 2021-06-11 | 西安交通大学 | Low-temperature refrigerator |
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2006
- 2006-07-28 CN CNA200610015031XA patent/CN101113847A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101982714A (en) * | 2010-11-11 | 2011-03-02 | 周奇迪 | Water dispenser and compressor refrigerating system thereof |
| CN105135731A (en) * | 2015-09-17 | 2015-12-09 | 青岛海尔股份有限公司 | Refrigerating system, refrigerating plant and temperature control method of refrigerating plant |
| CN107270569A (en) * | 2017-06-16 | 2017-10-20 | 珠海格力电器股份有限公司 | Refrigeration system and the water dispenser including it |
| CN109269189A (en) * | 2018-08-01 | 2019-01-25 | 海信（山东）冰箱有限公司 | A kind of dual-purpose refrigerator |
| CN110986411A (en) * | 2019-11-28 | 2020-04-10 | 海信（山东）冰箱有限公司 | Refrigeration system of low-temperature storage device, low-temperature storage device and control method |
| CN111238122A (en) * | 2020-02-27 | 2020-06-05 | 上海辛格林纳新时达电机有限公司 | Anti-condensation cabinet body and anti-condensation method for cabinet body |
| CN112944775A (en) * | 2021-02-10 | 2021-06-11 | 西安交通大学 | Low-temperature refrigerator |
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