CN101113857A - Steam compression type fridge having wind cooling chamber and wind cooling chamber room temperature controlling mehtod - Google Patents
Steam compression type fridge having wind cooling chamber and wind cooling chamber room temperature controlling mehtod Download PDFInfo
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- CN101113857A CN101113857A CNA2007100260988A CN200710026098A CN101113857A CN 101113857 A CN101113857 A CN 101113857A CN A2007100260988 A CNA2007100260988 A CN A2007100260988A CN 200710026098 A CN200710026098 A CN 200710026098A CN 101113857 A CN101113857 A CN 101113857A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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Abstract
The invention relates to a vapor compression refrigerator with an air-cooled chamber and a controlling method of the temperature in the air-cooled chamber, the invention is characterized in that the refrigerator is provided with at least two chambers, wherein, at least one chamber is the air-cooled chamber, an air-cooled chamber evaporator and a heat exchange fan of the air-cooled chamber evaporator are independently and respectively arranged in each air-cooled chamber and the evaporator of each air-cooled chamber is in series connection with at least one evaporator of other chambers. The controlling method is that: a cooling system is put into operation when any one of the air-cooled chambers needs to be cooled and the heat exchange fan that controls the air-cooled chamber stops rotating when any one of the air-cooled chambers needs not to be cooled. The invention can reduce the cooling circulation frequency of a refrigerator with a plurality of chambers to increase the reliability, add the functions of the product and enhance the using performance.
Description
Technical field
The present invention relates to refrigerator and room temperature control method thereof, more particularly relate to have the steam compression type refrigerator and the air-cooled room temperature control method of air-cooled chamber.
Background technology
From refrigeration modes, direct-cooled, air-cooled, air-cooled and direct-cooled three kinds of modes that combine that household electric refrigerator has.All be the duty of controlling each chamber by the open and close of compressor start-stop, magnetic valve commutation and air door, make it be in refrigeration or non-refrigerating state.Along with the increase of refrigerator volume and complexity, number of chambers amount is more and more between refrigerator, now on the market between three the above refrigerator in chamber also more and more.This makes the refrigeration of refrigerator and control system also become increasingly complex.Refrigerator kind of refrigeration cycle quantity is too much, has increased the difficulty of coupling design, has reduced the Performance And Reliability of refrigerator.With refrigerator with air-cooled chamber of two independence is example.If two evaporimeter polyphones connect, then can not realize the function of temperature adjustment respectively, the chamber synchronous working is easy to cause one of them room temperature to spend height or low excessively between two.If two evaporimeters are connected in parallel, then under the situation that two evaporimeters are worked respectively and worked simultaneously, very big to the burden requirement difference of refrigeration system, refrigeration system is difficult to satisfy the performance requirement under the different operating state, and refrigerating efficiency is lower.
Summary of the invention
The present invention is for avoiding above-mentioned existing in prior technology weak point, a kind of steam compression type refrigerator and air-cooled room temperature control method with air-cooled chamber being provided.To reduce the kind of refrigeration cycle quantity of multi-chamber's refrigerator, improve reliability, and increase product function, improve serviceability.
The technical scheme that technical solution problem of the present invention is adopted is:
The present invention has the steam compression type refrigerator of air-cooled chamber, its design feature is that described refrigerator has chamber between at least two, wherein at least one chamber is air-cooled chamber, each air-cooled indoor independent air-cooled chamber evaporimeter and air-cooled chamber heat exchange fan that is provided with separately, other chamber evaporator series of the evaporimeter and at least one of each air-cooled chamber is connected.
The design feature that the present invention has the steam compression type refrigerator of air-cooled chamber also is:
Described refrigerator has chamber between two, and the chamber is air-cooled chamber between two; Two air-cooled chamber evaporator series connects.
Described refrigerator has chamber between four, comprises two direct-cooled chambers and two air-cooled chambers; Two direct-cooled chamber evaporimeters are arranged in parallel, two air-cooled chamber evaporimeters or with parallel connection after direct-cooled in sequential series connection of chamber evaporimeter; Or be connected in series in the parallel branch of each direct-cooled chamber evaporimeter.
Described air-cooled chamber evaporimeter is evaporator fin.
Being used for the main part of stored article in described air-cooled chamber evaporimeter and air-cooled the chamber is to separate with air channel or dividing plate.
The present invention has the air-cooled room temperature control method of the steam compression type refrigerator of air-cooled chamber, be characterized in when need freeze in any one air-cooled chamber, refrigeration system is devoted oneself to work, and when not needing to freeze in any one air-cooled chamber, controls this air-cooled indoor heat exchange fan and shuts down.
The present invention controls this air-cooled room temperature degree by the duty of each air-cooled indoor heat exchange fan of control, and controls the control that realizes the refrigerator complete machine in conjunction with the system to magnetic valve and compressor.
Compared with the prior art, beneficial effect of the present invention is embodied in:
Kind of refrigeration cycle quantity of the present invention is few, and it is less relatively that system loading changes, and the refrigerator reliability improves, and air-cooled chamber thermoregulation range is big and can realize striding warm area alternating temperature and closing function, low cost.
The drawing explanation
Fig. 1 is a refrigerant system configurations schematic diagram of the present invention.
Number in the figure: between chamber, 72 times the chamber between on the chamber heat exchange fan, 71 between chamber heat exchange fan, 62 times between on the chamber evaporimeter, 61 between chamber evaporimeter between on 1 compressor, 2 condensers, 3 filters, 4 capillaries, 51,52 times.
Fig. 2 is the different embodiment refrigerant system configurations of the present invention schematic diagram;
Fig. 3 is each evaporimeter annexation schematic diagram in the system shown in Figure 2
Label among Fig. 2, Fig. 3: chamber, 73 upper right chambers, 74 upper left chambers between chamber, 72 lower-lefts between chamber heat exchange fan, 71 bottom rights between chamber heat exchange fan, 62 lower-lefts between chamber evaporimeter between chamber evaporimeter, 52 lower-lefts between 1 compressor, 2 condensers, 3 filters, 4 capillaries, 51 bottom rights, 53 upper right chamber evaporimeters, 54 upper left chamber evaporimeters, 61 bottom rights.
Below, in conjunction with the accompanying drawings the present invention is further described by the specific embodiment:
The specific embodiment
Embodiment 1:
Referring to Fig. 1, the present embodiment refrigerator has two air-cooled chambers, between comprising chamber 71 and down between between 72, two of chambers indoor be provided with separately respectively between the evaporimeter of chamber, between promptly going up chamber evaporimeter 51 and down between chamber evaporimeter 52, and between being provided with respectively chamber heat exchange fan 61 and time between chamber heat exchange fan 62.The refrigerator refrigerant circulatory system by compressor 1, condenser 2, filter 3, capillary 4, go up between chamber evaporimeter 51, down between chamber evaporimeter 52 polyphones form.The working method of refrigerator is as follows:
Mode one: when the chamber all needs to freeze between two.Compressor 1 puts into operation, between cold-producing medium is gone up through flowing through with the low temperature saturation state after capillary 4 throttlings chamber evaporimeter 51 and down between chamber evaporimeter 52, evaporator temperature is reduced.Between going up chamber heat exchange fan 61 and down between chamber heat exchange fan 62 also puts into operation, between going up chamber 71 and time between chamber 72 be in refrigerating state.
Mode two: when last chamber 71 needs refrigeration, and chamber 72 does not need refrigeration down.Compressor 1 operation, the refrigerant-cycle systems normal circulation, the normal operation of chamber heat exchange fan 61 between keeping this moment going up, and chamber heat exchange fan 62 shuts down between control down, so, chamber 71 between going up since the forced heat-exchanging of heat exchange fan make between chamber 71 obtain freezing, and between down in the chamber 72, between room air and down between only keep heat transfer free convection between the chamber evaporimeter 52 because the heat transfer free convection amount is very little, therefore down between chamber 72 stop refrigeration.
Mode three: chamber 72 needs refrigeration down, and chamber 71 does not need refrigeration between going up.Corresponding with above-mentioned working method two, refrigerant-cycle systems keeps normal circulation, down between chamber heat exchange fan 62 keep running, chamber heat exchange fan 61 stops between going up.
The chamber does not need refrigeration between four: two of modes.The compressor 1 and the circulatory system shut down, between going up chamber heat exchange fan 61 and down between chamber heat exchange fan 62 all shut down, between going up chamber 71 and down between chamber 72 be under the non-refrigerating state.
Mode five: defrost.On the basis of mode four, defrosting heater is devoted oneself to work.
In concrete the enforcement, can be stopped using separately in go up chamber 71, chamber heat exchange fan 61 is in halted state all the time between going up, chamber evaporimeter 51 between going up, down between chamber heat exchanger 52, down between the duty of chamber heat exchange fan 62 and compressor 1 whether need refrigeration to decide by chamber 72 between down.In like manner, also can realize down between the stopping using separately of chamber 72.The evaporimeter of chamber is understood frosting equally between stopping using, and therefore, even under dead status, also needs regular defrost.
Embodiment 2:
Referring to Fig. 2, refrigerator is established chamber between four altogether, comprise, the chamber has evaporimeter separately respectively between four, comprise between the bottom right chamber evaporimeter 52, upper right chamber evaporimeter 53 and upper left chamber evaporimeter 54 between chamber evaporimeter 51, lower-left, wherein between the bottom right between chamber 71, lower-left chamber 72 be air-cooled chamber, chamber heat exchange fan 62 between chamber heat exchange fan 61 and lower-left is set respectively between the bottom right, upper right chamber 73 and upper left chamber 74 are direct-cooled chamber.According to the duty of chamber between difference, form following four kinds of kind of refrigeration cycle modes:
First kind of refrigeration cycle by between compressor 1, condenser 2, filter 3, magnetic valve A 81, capillary A 41, bottom right between chamber evaporimeter 51 and lower-left chamber evaporimeter 52 polyphone form.
Second kind of refrigeration cycle by between compressor 1, condenser 2, filter 3, magnetic valve B 82, capillary B 42, upper right chamber evaporimeter 53, bottom right between chamber evaporimeter 51 and lower-left chamber evaporimeter 52 polyphones form.
The 3rd kind of refrigeration cycle by between compressor 1, condenser 2, filter 3, magnetic valve C 83, capillary C 43, upper left chamber evaporimeter 54, bottom right between chamber evaporimeter 51 and lower-left chamber evaporimeter 52 polyphones form.
The 4th kind of refrigeration cycle by between compressor 1, condenser 2, filter 3, combination in parallel and bottom right between chamber evaporimeter 51 and lower-left chamber evaporimeter 52 polyphones form, parallel connection combination wherein is to be made of the parallel connection of two polyphone branch roads, article one, be by magnetic valve B 82, capillary B 42 and upper right the polyphone branch road that chamber evaporimeter 53 constitutes, another is by magnetic valve C 83, capillary C 43 and upper left the polyphone branch road that chamber evaporimeter 54 constitutes.
The working method of refrigerator is as follows:
1, upper right chamber 73 and upper left chamber 74 need refrigeration.Compressor 1 running, magnetic valve A 81 closes, and magnetic valve B 82 and magnetic valve C 83 open.
Heat exchange fan work state is:
Between the bottom right between chamber 71 and lower-left chamber 72 need refrigeration, then between the bottom right between chamber heat exchange fan 61 and lower-left chamber heat exchange fan 62 keep running;
Between the bottom right between chamber 71 and lower-left chamber 72 do not need the refrigeration: then heat exchange fan in chamber all 62 does not turn round between bottom right heat exchange fan 61 and lower-left.
2, upper right chamber 73 needs refrigeration, and upper left chamber 74 do not need refrigeration.Compressor 1 running, magnetic valve A 81 and magnetic valve C 83 close, and magnetic valve B 82 opens.
Heat exchange fan work state is:
Between the bottom right between chamber 71 and lower-left chamber 72 need refrigeration: between the bottom right between chamber heat exchange fan 61 and lower-left chamber heat exchange fan 62 keep running;
Between the bottom right between chamber 71 and lower-left chamber 72 do not need the refrigeration: then between the bottom right between chamber heat exchange fan 61 and lower-left chamber heat exchange fan 62 do not turn round.
3, upper left chamber 74 needs refrigeration, and upper right chamber 73 do not need refrigeration.Compressor 1 running, magnetic valve A 81, magnetic valve B 82 close, and magnetic valve C 83 opens.
Heat exchange fan work state is:
Between the bottom right between chamber 71 and lower-left chamber 72 need refrigeration: keep chamber heat exchange fan 62 runnings between chamber heat exchange fan 61 and lower-left between the bottom right;
Between the bottom right between chamber 71 and lower-left chamber 72 do not need refrigeration: between the bottom right between chamber heat exchange fan 61 and lower-left chamber heat exchange net fan 62 do not turn round.
4, upper right chamber 73, upper left chamber 74 do not need refrigeration, between the bottom right between chamber 71, lower-left chamber 72 need refrigeration.Compressor 1 running, magnetic valve A 81 opens, and magnetic valve B 82, magnetic valve C 83 close.Heat exchange fan work state is: chamber heat exchange fan 62 runnings between chamber heat exchange fan 61, lower-left between the bottom right;
5, chamber 72, upper right chamber 73, upper left chamber 74 do not need refrigeration between the lower-left, and chamber 71 needs refrigeration between the bottom right.Compressor 1 running, magnetic valve A 81 opens, and magnetic valve B 82, magnetic valve C 83 close.Heat exchange fan work state is: 61 runnings of heat exchange fan, and 62 do not turn round;
6, chamber 71, upper right chamber 73, upper left chamber 74 do not need refrigeration between the bottom right, and chamber 72 needs refrigeration between the lower-left.Compressor 1 running, magnetic valve A 81 opens, and magnetic valve B 82, magnetic valve C 83 close.Heat exchange fan work state is: 62 runnings of heat exchange fan, and 61 do not turn round;
7, chamber 72 between chamber 71, lower-left, upper right chamber 73, upper left chamber 74 do not need refrigeration between the bottom right.Compressor 1 does not turn round, and heat exchange fan 61,62 does not turn round.
8, defrost.On the basis of mode 7.Defrosting heater is devoted oneself to work.
On the basis of this embodiment, also can pass through compound mode, constitute three compartment refrigerators that comprise an air-cooled chamber at least, its course of work is equivalent to one of them chamber of Fig. 2 and stops refrigeration.
The corresponding structure setting also comprises in concrete the enforcement:
Air-cooled chamber evaporimeter is set to evaporator fin, is suitable for by the heat exchange fan and carries out heat exchange.
In air-cooled chamber evaporimeter and air-cooled chamber, be used for separating with air channel or dividing plate between the main part of stored article.So that when fan running, form complete air-flow circulation on the one hand, when fan shuts down, reduce heat transfer free convection on the other hand.
Claims (6)
1. the steam compression type refrigerator that has air-cooled chamber, it is characterized in that described refrigerator has chamber between at least two, wherein at least one chamber is air-cooled chamber, each air-cooled indoor independent air-cooled chamber evaporimeter and air-cooled chamber heat exchange fan that is provided with separately, other chamber evaporator series of the evaporimeter and at least one of described each air-cooled chamber is connected.
2. the steam compression type refrigerator with air-cooled chamber according to claim 1 is characterized in that described refrigerator has chamber between two, and the chamber is air-cooled chamber between two; Two air-cooled chamber evaporator series connects.
3. the steam compression type refrigerator with air-cooled chamber according to claim 1 is characterized in that described refrigerator has chamber between four, comprises two direct-cooled chambers and two air-cooled chambers; Two direct-cooled chamber evaporimeters are arranged in parallel, two air-cooled chamber evaporimeters or with parallel connection after direct-cooled in sequential series connection of chamber evaporimeter; Or be connected in series in the parallel branch of each direct-cooled chamber evaporimeter.
4. the steam compression type refrigerator with air-cooled chamber according to claim 1 is characterized in that described air-cooled chamber evaporimeter is evaporator fin.
5. the steam compression type refrigerator with air-cooled chamber according to claim 1, it is characterized in that being used in described air-cooled chamber evaporimeter and air-cooled the chamber main part of stored article is to separate with air channel or dividing plate.
6. described air-cooled room temperature control method of claim 1 with steam compression type refrigerator of air-cooled chamber, it is characterized in that when need freeze in any one air-cooled chamber, refrigeration system is devoted oneself to work, when any one air-cooled chamber does not need to freeze, control this air-cooled indoor heat exchange fan and shut down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100260988A CN101113857A (en) | 2007-08-17 | 2007-08-17 | Steam compression type fridge having wind cooling chamber and wind cooling chamber room temperature controlling mehtod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100260988A CN101113857A (en) | 2007-08-17 | 2007-08-17 | Steam compression type fridge having wind cooling chamber and wind cooling chamber room temperature controlling mehtod |
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| Publication Number | Publication Date |
|---|---|
| CN101113857A true CN101113857A (en) | 2008-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100260988A Pending CN101113857A (en) | 2007-08-17 | 2007-08-17 | Steam compression type fridge having wind cooling chamber and wind cooling chamber room temperature controlling mehtod |
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| CN (1) | CN101113857A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075861A (en) * | 2012-12-27 | 2013-05-01 | 合肥美的荣事达电冰箱有限公司 | Air-cooling refrigerator |
| CN103673460A (en) * | 2013-12-14 | 2014-03-26 | 广东奥马电器股份有限公司 | Straight cold wind side-by-side combination refrigerator |
-
2007
- 2007-08-17 CN CNA2007100260988A patent/CN101113857A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075861A (en) * | 2012-12-27 | 2013-05-01 | 合肥美的荣事达电冰箱有限公司 | Air-cooling refrigerator |
| CN103075861B (en) * | 2012-12-27 | 2014-12-17 | 合肥美的电冰箱有限公司 | Air-cooling refrigerator |
| CN103673460A (en) * | 2013-12-14 | 2014-03-26 | 广东奥马电器股份有限公司 | Straight cold wind side-by-side combination refrigerator |
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Open date: 20080130 |