CN109764635A - The control system and refrigerator of refrigerator - Google Patents
The control system and refrigerator of refrigerator Download PDFInfo
- Publication number
- CN109764635A CN109764635A CN201811557419.1A CN201811557419A CN109764635A CN 109764635 A CN109764635 A CN 109764635A CN 201811557419 A CN201811557419 A CN 201811557419A CN 109764635 A CN109764635 A CN 109764635A
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- Prior art keywords
- compartment
- heat exchanger
- control system
- compressor
- refrigerator
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
Present invention discloses a kind of control system of refrigerator and refrigerators, the refrigerator includes the second compartment that the first compartment and space are less than first compartment, the control system includes the First Heat Exchanger that heat exchange is carried out with first compartment, the second heat exchanger of heat exchange is carried out with the second compartment, the throttling set being connected between the First Heat Exchanger and the second heat exchanger, compressor, the reversal valve being connected with the compressor, the First Heat Exchanger and the second heat exchanger are connected with compressor and reversal valve, the reversal valve has the first working condition and the second working condition, when first working condition, the First Heat Exchanger freezes to the first compartment, second heat exchanger carries out heating and thermal insulation to second compartment simultaneously, when second working condition, the First Heat Exchanger carries out heating guarantor to the first compartment Temperature, while second heat exchanger freezes to second compartment.The invention enables better user experiences, and can effective use of energy sources.
Description
Technical field
The present invention relates to a kind of control system of refrigerator and refrigerators.
Background technique
Currently, general refrigerator refrigeration system only utilizes refrigeration for refrigerator, and it is incomplete to the heat of the condensation heat dissipation of refrigerator
Application, or increase condensation heat dissipation moist closet etc. is collected to be utilized.But due to the influence of refrigeration compartment refrigeration demand, make to keep the temperature
Room cannot reach good heat insulation effect, for experiencing difference.Refrigeration and heating cannot be effectively utilized simultaneously.It is usually adopted at present
Technical solution has: the simple refrigeration compartment with incubator, no compartment handoff functionality, therefore can not effectively keep the temperature system
It is cold, or the compensation such as heater strip are needed to improve heat insulation effect.
Such as a kind of refrigerator compartment and tool are disclosed in the Chinese patent application CN105241153A that on January 13rd, 2016 announces
There is its refrigerator, heating device is set in refrigerator compartment, so as to directly turn between Heat preservation function and refrigerating function
Change refrigerator compartment.But in addition setting heating device is needed, higher cost, and when from refrigerating function to Heat preservation power and energy,
It is then turned on heating device, takes a long time could to allow and reaches Heat preservation state in refrigerator compartment.Equally from Heat preservation function
It when can convert to refrigerating function, need to turn off heating device, it is also desirable to which the long period, which could allow in refrigerator compartment, reaches refrigeration
State.Therefore user experience is poor, and waste of energy.
Summary of the invention
The purpose of the present invention is to provide a kind of control system of refrigerator and refrigerator, so that better user experience, and can have
Effect utilizes the energy.
One of for achieving the above object, an embodiment of the present invention provides a kind of control system of refrigerator, the ice
Case includes the second compartment that the first compartment and space are less than first compartment, in which:
The control system include with first compartment carry out heat exchange First Heat Exchanger, with the second compartment into
Second heat exchanger of row heat exchange, the throttling set being connected between the First Heat Exchanger and the second heat exchanger, compressor, with
The reversal valve that the compressor is connected, the First Heat Exchanger and the second heat exchanger are connected with compressor and reversal valve,
And the reversal valve has the first working condition and the second working condition, when first working condition, the First Heat Exchanger
Freeze to the first compartment, while second heat exchanger carries out heating and thermal insulation, second working condition to second compartment
When, the First Heat Exchanger carries out heating and thermal insulation to the first compartment, while second heat exchanger freezes to second compartment.
As the further improvement of an embodiment of the present invention, when the first working condition, the system that is discharged from the compressor
The sequence of flow of cryogen is followed successively by second heat exchanger, the throttling set, the First Heat Exchanger, finally returns described
Compressor, when the second working condition, the sequence of flow for the refrigerant being discharged from the compressor be followed successively by the First Heat Exchanger,
The throttling set, second heat exchanger, finally return the compressor.
As the further improvement of an embodiment of the present invention, the throttling set is capillary, and the compressor has
Suction side and outlet side, are equipped with muffler between the reversal valve and the suction side, the capillary and the muffler weld
It is connected to together.
As the further improvement of an embodiment of the present invention, the compressor has suction side and an outlet side, and described the
One compartment and at least one of periphery of second compartment are equipped with dew removing tube, and the dew removing tube is set to the reversal valve and the row
Between outlet.
As the further improvement of an embodiment of the present invention, the dew removing tube coiling is between first compartment and second
The entire periphery of room.
As the further improvement of an embodiment of the present invention, the control system further includes being set to the First Heat Exchanger
The first two-way device for drying and filtering between throttling set.
As the further improvement of an embodiment of the present invention, the control system further includes being set to second heat exchanger
The second two-way device for drying and filtering between throttling set.
As the further improvement of an embodiment of the present invention, the refrigerator further includes connection first compartment and first
First air duct of heat exchanger, the first blower set on first air duct.
As the further improvement of an embodiment of the present invention, the First Heat Exchanger is located at the side wall of first compartment
Directly to carry out heat exchange with the first compartment.
One of for achieving the above object, the present invention is another, and embodiment further provides a kind of refrigerator, the refrigerator packets
It includes the first compartment and space is less than the second compartment of first compartment, in which:
The refrigerator further includes the control system controlled the first compartment and second compartment, and the control system includes
The First Heat Exchanger of heat exchange and the second heat exchanger of second compartment progress heat exchange are carried out with first compartment, are connected
Pass through the throttling set between the First Heat Exchanger and the second heat exchanger, compressor, the commutation being connected with the compressor
Valve, the First Heat Exchanger and the second heat exchanger are connected with compressor and reversal valve, and the reversal valve has the first work
Make state and the second working condition, when first working condition, the First Heat Exchanger freezes to the first compartment, simultaneously
Second heat exchanger carries out heating and thermal insulation to second compartment, and when second working condition, the First Heat Exchanger is to first
Compartment carries out heating and thermal insulation, while second heat exchanger freezes to second compartment.
Compared with prior art, the beneficial effects of the present invention are: only need for reversal valve to be placed in the first working condition or
Second working condition can make the first compartment, the refrigeration of second compartment and heating and thermal insulation mode be converted mutually.In this way when
When winter, biggish first compartment is as freezing chamber, and lesser second compartment is as heating and thermal insulation room.Temperature is required by freezing chamber
Spend relatively low, the first compartment compares that ambassador's cooling system time is long, so as to improve the heating effect of heat preservation compartment.And
When summer, biggish first compartment is as heating and thermal insulation room, and lesser second compartment is as freezing chamber, and temperature compares when because of summer
Height, moist closet do not need too many heat, and second compartment lesser in this way keeps the cooling system time shorter as freezing chamber, and first
The heat that heat exchanger generates is smaller, so that it may the first compartment be made to realize heating and thermal insulation.Therefore, the present invention can be specific according to Summer and winter
Temperature it is different, refrigeration and heating mode to the first compartment and second compartment are converted mutually so that better user experience,
And energy effective use of energy sources, avoid the problem of Winter protection effect difference and cooling in summer effect difference.
Detailed description of the invention
Fig. 1 is the first compartment of refrigerator in the specific embodiment of the invention and the schematic diagram of second compartment；
Fig. 2 is the schematic diagram of the control system of refrigerator in the specific embodiment of the invention, and reversal valve is in the first work at this time
Make state；
Fig. 3 is the schematic diagram of the control system of refrigerator in the specific embodiment of the invention, and reversal valve is in the second work at this time
Make state.
Specific embodiment
Below with reference to specific embodiment shown in the drawings, the present invention will be described in detail.But these embodiments are simultaneously
The present invention is not limited, structure that those skilled in the art are made according to these embodiments, method or functionally
Transformation is included within the scope of protection of the present invention.
In each diagram of the application, for the ease of illustration, structure or partial certain sizes can be relative to other knots
Structure or part are exaggerated, and therefore, are only used for the basic structure of the theme of diagram the application.
In addition, the term of the representation space relative position used herein such as "upper", " top ", "lower", " lower section " is
A unit as shown in the drawings or feature are described for the purpose convenient for explanation relative to another unit or feature
Relationship.The term of relative space position can be intended to include equipment in use or work other than orientation as shown in the figure not
Same orientation.For example, being described as being located at other units or feature " below " or " under " if the equipment in figure overturn
Unit will be located at other units or feature " top ".Therefore, exemplary term " lower section " can include above and below both
Orientation.Equipment can otherwise be directed (be rotated by 90 ° or other directions), and be interpreted accordingly it is used herein with it is empty
Between relevant description language.
Preferred embodiment provided by the invention discloses a kind of refrigerator, and refrigerator includes cabinet, as shown in Figure 1, cabinet defines
First compartment 10 and second compartment 12, wherein less than the first compartment 10, refrigerator further includes for beating in the space of second compartment 12
Open or close the door body (not shown) of closed box body.
Referring further to Figure 2 and Fig. 3, refrigerator further include the control system controlled the first compartment 10 and second compartment 12
System, control system include that the First Heat Exchanger 14 that heat exchange is carried out with the first compartment 10 and second compartment 12 carry out heat exchange
Second heat exchanger 16, the throttling set 18 being connected between First Heat Exchanger 14 and the second heat exchanger 16, compressor 20 and compression
The reversal valve 22 that machine 20 is connected, First Heat Exchanger 14 and the second heat exchanger 16 are connected with compressor 20 and reversal valve 22,
And reversal valve 22 has the first working condition and the second working condition.Wherein, when reversal valve 22 is in the first working condition, the
One heat exchanger 14 freezes to the first compartment 10, while the second heat exchanger 16 carries out heating and thermal insulation to second compartment 12, when changing
When being in the second working condition to valve 22, First Heat Exchanger 14 carries out heating and thermal insulation, while the second heat exchanger to the first compartment 10
16 pairs of second compartments 12 are freezed.
In this preferred embodiment, it is only necessary to reversal valve 22 are placed in the first working condition or the second working condition, can be made
The first compartment 10, the refrigeration of second compartment 12 and heating and thermal insulation mode is obtained to be converted mutually.In this way when winter, biggish
One compartment 10 is used as freezing chamber, and lesser second compartment 12 is used as heating and thermal insulation room.Require temperature relatively low by freezing chamber, the
One compartment 10 is bigger, so that the cooling system time is long, so as to improve the heating effect of heat preservation compartment.And summer
When, biggish first compartment 10 is used as heating and thermal insulation room, and lesser second compartment 12 is used as freezing chamber, and temperature compares when because of summer
Height, moist closet do not need too many heat, and second compartment 12 lesser in this way keeps the cooling system time shorter as freezing chamber, the
The heat that one heat exchanger 14 generates is smaller, so that it may the first compartment 10 be made to realize heating and thermal insulation.Therefore, this preferred embodiment provides
Refrigerator and control system can be different according to the specific temperature of Summer and winter, refrigeration to the first compartment 10 and second compartment 12 and add
Heat pattern is converted mutually, so that better user experience, and energy effective use of energy sources, avoid Winter protection effect difference and summer
The problem of season poor refrigerating efficiency.
Wherein, the arrow in Fig. 2 and Fig. 3 illustrates the flow direction of refrigerant.When the first working condition, from compressor 20
The sequence of flow of the refrigerant of discharge is followed successively by the second heat exchanger 16, throttling set 18, First Heat Exchanger 14, finally returns pressure
Contracting machine 20.Specifically, compressor 20 sucks refrigerant, become the gaseous refrigerant of high temperature and pressure, the gaseous refrigerant of high temperature and pressure
Agent enters the second heat exchanger 16 by reversal valve 22, and the second heat exchanger 16 is used as condenser at this time, and refrigerant is in the second heat exchange
Heat release in device 16 carries out heating and thermal insulation to second compartment 12, second compartment 12 is made to become heating and thermal insulation room, and then refrigerant condenses
After enter throttling set 18, become the liquid refrigerant of low-temp low-pressure by the refrigerant that 18 expenditure and pressure of throttling set is crossed,
The liquid refrigerant of low-temp low-pressure enters after First Heat Exchanger 14 evaporation that can rapidly absorb heat, thus to the first compartment 10 into
Row refrigeration, First Heat Exchanger 14 is evaporator at this time.Final refrigerant becomes the gaseous refrigerant of isothermal and isobaric, later gaseous state system
Cryogen can be sucked by compressor 20 again to be compressed, and continues to recycle.To sum up, which freezes to the first compartment 10 same
When, the heat that the second heat exchanger 16 distributes is used effectively, to carry out heating and thermal insulation to second compartment 12.
As shown in figure 3, when reversal valve 22 is in the second working condition, the refrigerant being discharged from compressor 20 first passes through the
One heat exchanger 14, using the second heat exchanger 16.Specifically, the sequence of flow for the refrigerant being discharged from compressor 20 is followed successively by the
One heat exchanger 14, throttling set 18, the second heat exchanger 16, finally return compressor 20.Its specific work process are as follows: compressor
20 sucking refrigerants, become the gaseous refrigerant of high temperature and pressure, and the gaseous refrigerant of high temperature and pressure is entered by reversal valve 22
First Heat Exchanger 14, First Heat Exchanger 14 is used as condenser, refrigerant heat release in First Heat Exchanger 14, to the first compartment at this time
10 carry out heating and thermal insulation, and the first compartment 10 is made to become heating and thermal insulation room, then enter throttling set 18 after refrigerant condensation, pass through
Cross the liquid refrigerant that the refrigerant that 18 expenditure and pressure of throttling set is crossed becomes low-temp low-pressure, the liquid refrigerant of low-temp low-pressure into
Can rapidly absorb heat evaporation after entering to the second heat exchanger 16, to freeze to second compartment 12, the second heat exchanger at this time
16 be evaporator.Final refrigerant becomes the gaseous refrigerant of isothermal and isobaric, and gaseous refrigerant can be again by compressor 20 later
Sucking compression, continues to recycle.To sum up, while which freezes to second compartment 12, First Heat Exchanger 14 is distributed
Heat be used effectively, with to the first compartment 10 carry out heating and thermal insulation.Therefore, the shape of reversal valve 22 can be converted as needed
State, thus the mutual conversion for making the first compartment 10 and second compartment 12 be freezed and be heated, to meet different phase and difference
The different of user need.
Further, throttling set 18 is capillary, and compressor 20 has suction side and outlet side, reversal valve 22 and sucking
Muffler 24 is equipped between end, in general, capillary is welded together with muffler 24.Certainly, capillary and muffler 24 can also
To be not welded to together, but independently it is arranged.
In addition, the first compartment 10 and at least one of periphery of second compartment 12 are equipped with dew removing tube 26, dew removing tube 26 is set
Between reversal valve 22 and outlet side.Preferably, dew removing tube 26 is steel pipe.Certainly, dew removing tube 26 can also use other materials.
Dew removing tube 26 can prevent the first compartment 10 or second compartment 12 as refrigeration compartment from generating condensation and improving as heating
Keep the temperature the second compartment 12 of compartment or the heat insulation effect of the first compartment 10.
Preferably, the coiling of dew removing tube 26 is in the entire periphery of the first compartment 10 and second compartment 12.And part dew removing tube 26
It is also located between the first compartment 10 and second compartment 12.
Control system further includes set on the first two-way device for drying and filtering 28 between First Heat Exchanger 14 and throttling set 18.
Further, control system further includes set on the second two-way device for drying and filtering between the second heat exchanger 16 and throttling set 18
30。
In addition, the refrigerator of this preferred embodiment can be used air-cooled, can also be used direct-cooled.When using air-cooled, refrigerator is also wrapped
Include connection the first compartment 10 and First Heat Exchanger 14 the first air duct (not shown), and set on the first air duct the first blower (not
Diagram).Refrigerator may also include the second air duct (not shown) of connection second compartment 12 and the second heat exchanger 16, and be set to the second wind
Second blower (not shown) in road.And when using it is direct-cooled when, First Heat Exchanger 14 be located at the side wall of the first compartment 10 with directly with
First compartment 10 carries out heat exchange.Equally, the second heat exchanger 16 also is located at the side wall of second compartment 12 with direct and second compartment
12 carry out heat exchange.In addition, can be configured as the first compartment 10 using air-cooled, second compartment 12 is using direct-cooled.Opposite, it can also
It is direct-cooled to be arranged to the use of the first compartment 10, and second compartment 12 is using air-cooled.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiments of understanding.
The series of detailed descriptions listed above only for feasible embodiment of the invention specifically
Protection scope bright, that they are not intended to limit the invention, it is all without departing from equivalent implementations made by technical spirit of the present invention
Or change should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of control system of refrigerator, the refrigerator includes that the first compartment and space are less than between the second of first compartment
Room, it is characterised in that:
The control system includes that the First Heat Exchanger that heat exchange is carried out with first compartment and the second compartment carry out heat
Exchange the second heat exchanger, be connected between the First Heat Exchanger and the second heat exchanger throttling set, compressor, with it is described
The reversal valve that compressor is connected, the First Heat Exchanger and the second heat exchanger are connected with compressor and reversal valve, and institute
Reversal valve is stated with the first working condition and the second working condition, when first working condition, the First Heat Exchanger is to the
One compartment freezes, while second heat exchanger carries out heating and thermal insulation, when second working condition, institute to second compartment
It states First Heat Exchanger and heating and thermal insulation is carried out to the first compartment, while second heat exchanger freezes to second compartment.
2. the control system of refrigerator according to claim 1, which is characterized in that when the first working condition, from the compression
The sequence of flow of the refrigerant of machine discharge is followed successively by second heat exchanger, the throttling set, the First Heat Exchanger, finally
Return the compressor, when the second working condition, the sequence of flow for the refrigerant being discharged from the compressor is followed successively by described
First Heat Exchanger, the throttling set, second heat exchanger, finally return the compressor.
3. the control system of refrigerator according to claim 1, which is characterized in that the throttling set is capillary, described
Compressor has suction side and outlet side, and muffler, the capillary and institute are equipped between the reversal valve and the suction side
Muffler is stated to be welded together.
4. the control system of refrigerator according to claim 1, which is characterized in that the compressor has suction side and discharge
End, first compartment and at least one of periphery of second compartment are equipped with dew removing tube, and the dew removing tube is set to the commutation
Between valve and the outlet side.
5. the control system of refrigerator according to claim 4, which is characterized in that the dew removing tube coiling is between described first
The entire periphery of room and second compartment.
6. the control system of refrigerator according to claim 1, which is characterized in that the control system further includes set on described
The first two-way device for drying and filtering between First Heat Exchanger and throttling set.
7. the control system of refrigerator according to claim 1, which is characterized in that the control system further includes set on described
The second two-way device for drying and filtering between second heat exchanger and throttling set.
8. the control system of refrigerator according to claim 1, which is characterized in that the refrigerator further includes connection described first
First air duct of compartment and First Heat Exchanger, the first blower set on first air duct.
9. the control system of refrigerator according to claim 1, which is characterized in that the First Heat Exchanger is located at described first
The side wall of compartment is directly to carry out heat exchange with the first compartment.
10. a kind of refrigerator, the refrigerator includes the second compartment that the first compartment and space are less than first compartment, and feature exists
In:
The refrigerator further includes the control system controlled the first compartment and second compartment, and the control system includes and institute
The first compartment is stated to carry out the First Heat Exchanger of heat exchange, carry out the second heat exchanger of heat exchange with the second compartment, be connected to
Throttling set, compressor between the First Heat Exchanger and the second heat exchanger, the reversal valve being connected with the compressor, institute
It states First Heat Exchanger and the second heat exchanger is connected with compressor and reversal valve, and the reversal valve has the first working condition
With the second working condition, when first working condition, the First Heat Exchanger freezes to the first compartment, while described
Two heat exchangers carry out heating and thermal insulation to second compartment, when second working condition, the First Heat Exchanger to the first compartment into
Row heating and thermal insulation, while second heat exchanger freezes to second compartment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811557419.1A CN109764635A (en) | 2018-12-19 | 2018-12-19 | The control system and refrigerator of refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811557419.1A CN109764635A (en) | 2018-12-19 | 2018-12-19 | The control system and refrigerator of refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109764635A true CN109764635A (en) | 2019-05-17 |
Family
ID=66451379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811557419.1A Pending CN109764635A (en) | 2018-12-19 | 2018-12-19 | The control system and refrigerator of refrigerator |
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| Country | Link |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005265229A (en) * | 2004-03-17 | 2005-09-29 | Kubota Corp | Heating-cooling device for vending machine |
| CN106225371A (en) * | 2016-08-05 | 2016-12-14 | 青岛海尔股份有限公司 | Refrigerator compartment and control system thereof |
| CN206410382U (en) * | 2017-01-05 | 2017-08-15 | 合肥华凌股份有限公司 | Return-air heat exchanger tube, refrigeration system and refrigeration plant |
| CN108278829A (en) * | 2018-02-07 | 2018-07-13 | 青岛海尔股份有限公司 | A kind of refrigerator |
| CN207831732U (en) * | 2017-05-23 | 2018-09-07 | 中山市尊品电器有限公司 | Independent control multi-temp-region Intelligent refrigeration thermostatic equipment |
| CN108981246A (en) * | 2018-09-18 | 2018-12-11 | 长虹美菱股份有限公司 | A kind of refrigeration system and its control method |
-
2018
- 2018-12-19 CN CN201811557419.1A patent/CN109764635A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005265229A (en) * | 2004-03-17 | 2005-09-29 | Kubota Corp | Heating-cooling device for vending machine |
| CN106225371A (en) * | 2016-08-05 | 2016-12-14 | 青岛海尔股份有限公司 | Refrigerator compartment and control system thereof |
| CN206410382U (en) * | 2017-01-05 | 2017-08-15 | 合肥华凌股份有限公司 | Return-air heat exchanger tube, refrigeration system and refrigeration plant |
| CN207831732U (en) * | 2017-05-23 | 2018-09-07 | 中山市尊品电器有限公司 | Independent control multi-temp-region Intelligent refrigeration thermostatic equipment |
| CN108278829A (en) * | 2018-02-07 | 2018-07-13 | 青岛海尔股份有限公司 | A kind of refrigerator |
| CN108981246A (en) * | 2018-09-18 | 2018-12-11 | 长虹美菱股份有限公司 | A kind of refrigeration system and its control method |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Applicant after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Applicant before: Qingdao Haier Joint Stock Co.,Ltd. |
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Application publication date: 20190517 |