CN104390381A - Refrigerator and refrigerating system for same - Google Patents
Refrigerator and refrigerating system for same Download PDFInfo
- Publication number
- CN104390381A CN104390381A CN201410707267.4A CN201410707267A CN104390381A CN 104390381 A CN104390381 A CN 104390381A CN 201410707267 A CN201410707267 A CN 201410707267A CN 104390381 A CN104390381 A CN 104390381A
- Authority
- CN
- China
- Prior art keywords
- refrigerator
- evaporator
- control valve
- directional control
- refrigeration system
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
- F25B5/02—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/37—Capillary tubes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
- F25B47/02—Defrosting cycles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/06—Removing frost
- F25D21/12—Removing frost by hot-fluid circulating system separate from the refrigerant system
- F25D21/125—Removing frost by hot-fluid circulating system separate from the refrigerant system the hot fluid being ambient air
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Defrosting Systems (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention provides a refrigerator and a refrigerating system for the same. The refrigerating system for the refrigerator comprises an evaporator of a refrigerating chamber, a first throttle device, a refrigerant pipeline and an electromagnetic reversing valve. The first throttle device is connected to an inlet of the evaporator of the refrigerating chamber and is used for controlling the quantity of refrigerants which are allowed to flow into the evaporator of the refrigerating chamber; the refrigerant pipeline is connected with the first throttle device in parallel; the electromagnetic reversing valve is connected to the first throttle device and the refrigerant pipeline, and the first throttle device or the refrigerant pipeline can be connected into a refrigerating circuit under the control of the electromagnetic reversing valve. According to the technical scheme, the refrigerator and the refrigerating system have the advantages that power consumption of the refrigerator can be effectively reduced on the premise that the evaporator of the refrigerating chamber of the refrigerator can be defrosted, and the production cost of the refrigerator can be lowered.
Description
Technical field
The present invention relates to refrigerator technical field, in particular to a kind of refrigeration system for refrigerator and a kind of refrigerator.
Background technology
In current refrigerator refrigeration system, the defrost mode of refrigerator evaporator normally adopts defrosting heater to carry out defrost, particularly, mainly utilize electrically heated mode to heat defrosting heater, and then the frostwork on refrigerator evaporator is fallen by defrosting heater by the mode of radiation and convection current.
Above-mentioned defrost mode not only defrost power is very high, and extra heat can be produced make the temperature in refrigerator compartment increase in defrost process, when causing compressor again to be opened, need to take a long time to lower the temperature to refrigerator compartment, and then the power consumption of refrigerator can be increased, also can cause and make the temperature fluctuation in refrigerator compartment larger.
Therefore, how can under realization to carry out the prerequisite of defrost to the refrigerator evaporator of refrigerator, the power consumption effectively reducing refrigerator becomes technical problem urgently to be resolved hurrily.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art or correlation technique.
For this reason, one object of the present invention is to propose and a kind ofly under realization carries out the prerequisite of defrost to the refrigerator evaporator of refrigerator, can effectively reduces the refrigeration system for refrigerator of refrigerator power consumption.
Another object of the present invention is to propose a kind of refrigerator.
For achieving the above object, embodiment according to a first aspect of the invention, proposes a kind of refrigeration system for refrigerator, comprising: refrigerator evaporator; First throttle device, is connected to the entrance of described refrigerator evaporator, flows into the coolant quantity in described refrigerator evaporator for controlling; Refrigerant pipeline, in parallel with described first throttle device; Solenoid directional control valve, is connected to described first throttle device and described refrigerant pipeline, for controlling described first throttle device or described refrigerant pipeline access refrigerating circuit.
According to an embodiment of the invention for the refrigeration system of refrigerator, in parallel with first throttle device by arranging refrigerant pipeline, make when needs carry out defrost to refrigerator evaporator, refrigerant pipeline can be accessed refrigerating circuit by solenoid directional control valve, and then it is a large amount of and the refrigerant of high temperature directly can enter refrigerator evaporator, forced-convection heat transfer is carried out with the tube wall of refrigerator evaporator, thus the defrosting operation realized refrigerator evaporator, owing to not needing to increase defrosting heater, therefore effectively reduce the production cost of product, also reduce the power consumption of refrigerator simultaneously.
In addition, the refrigeration system for refrigerator according to the abovementioned embodiments of the present invention, can also have following additional technical characteristic:
According to one embodiment of present invention, when needs carry out defrost to described refrigerator evaporator, described solenoid directional control valve controls described refrigerant pipeline and accesses described refrigerating circuit.
According to one embodiment of present invention, when described refrigerating chamber needs normally to freeze, described solenoid directional control valve controls described first throttle device and accesses described refrigerating circuit.
Wherein, the technical scheme that the present invention proposes is applicable to the refrigeration system of multiple refrigerator, below enumerates several embodiments wherein:
Embodiment one:
According to one embodiment of present invention, also comprise: compressor; Condenser, the first end of described condenser is connected to the outlet of described compressor, and the second end of described condenser is connected to described solenoid directional control valve; Freezer evaporator; Second choke part, between the entrance being connected to described solenoid directional control valve and described freezer evaporator, flows into the coolant quantity in described freezer evaporator for controlling; The outlet of described refrigerator evaporator and the outlet of described freezer evaporator are all connected to the import of described compressor.This embodiment is that refrigerator evaporator and freezer evaporator are in parallel and carry out the refrigeration system that controls respectively.
Embodiment two:
According to one embodiment of present invention, also comprise: compressor; Condenser, the first end of described condenser is connected to the outlet of described compressor, and the second end of described condenser is connected to described solenoid directional control valve; Freezer evaporator, the entrance of described freezer evaporator is connected to the outlet of described refrigerator evaporator, and the outlet of described freezer evaporator is connected to the import of described compressor; Second choke part, between the entrance being connected to described solenoid directional control valve and described freezer evaporator, flows into the coolant quantity in described freezer evaporator for controlling.
On the basis of the above embodiments, according to another embodiment of the invention, the second end of described condenser is connected to described solenoid directional control valve by device for drying and filtering.
According to one embodiment of present invention, described first throttle device and described second choke part are capillary.
According to one embodiment of present invention, the first end of described condenser is connected to the outlet of described compressor by tube connector.
According to one embodiment of present invention, also comprising: controller, be connected to described solenoid directional control valve, for controlling described solenoid directional control valve, described first throttle device or described refrigerant pipeline being accessed described refrigerating circuit.
Embodiment according to a second aspect of the present invention, also proposed a kind of refrigerator, comprising: the refrigeration system for refrigerator described in above-mentioned any one embodiment.
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.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not by the restriction of following public specific embodiment.
As depicted in figs. 1 and 2, according to an embodiment of the invention for the refrigeration system of refrigerator, comprising: refrigerator evaporator 1; First throttle device 2, is connected to the entrance of described refrigerator evaporator 1, flows into the coolant quantity in described refrigerator evaporator 1 for controlling; Refrigerant pipeline 3, in parallel with described first throttle device 2; Solenoid directional control valve 4, is connected to described first throttle device 2 and described refrigerant pipeline 3, for controlling described first throttle device 2 or described refrigerant pipeline 3 accesses refrigerating circuit.
In parallel with first throttle device 2 by arranging refrigerant pipeline 3, make when needs carry out defrost to refrigerator evaporator 1, refrigerant pipeline 3 can be accessed refrigerating circuit by solenoid directional control valve 4, and then it is a large amount of and the refrigerant of high temperature can directly enter refrigerator evaporator 1, forced-convection heat transfer is carried out with the tube wall of refrigerator evaporator 1, thus the defrosting operation realized refrigerator evaporator 1, owing to not needing to increase defrosting heater, therefore effectively reduce the production cost of product, also reduce the power consumption of refrigerator simultaneously.
In addition, the refrigeration system for refrigerator according to the abovementioned embodiments of the present invention, can also have following additional technical characteristic:
According to one embodiment of present invention, when needs carry out defrost to described refrigerator evaporator 1, described solenoid directional control valve 4 controls described refrigerant pipeline 3 and accesses described refrigerating circuit.
According to one embodiment of present invention, when described refrigerating chamber needs normally to freeze, described solenoid directional control valve 4 controls described first throttle device 2 and accesses described refrigerating circuit.
Wherein, the technical scheme that the present invention proposes is applicable to the refrigeration system of multiple refrigerator, below enumerates several embodiments wherein:
Embodiment one:
As shown in Figure 1, according to one embodiment of present invention, the described refrigeration system for refrigerator, also comprises: compressor 5; Condenser 6, the first end of described condenser 6 is connected to the outlet of described compressor 5, and the second end of described condenser 6 is connected to described solenoid directional control valve 4; Freezer evaporator 7; Second choke part 8, is connected between described solenoid directional control valve 4 and the entrance of described freezer evaporator 7, flows into the coolant quantity in described freezer evaporator 7 for controlling; The outlet of described refrigerator evaporator 1 and the outlet of described freezer evaporator 7 are all connected to the import of described compressor 5.This embodiment is that refrigerator evaporator 1 and freezer evaporator 7 are in parallel and carry out the refrigeration system that controls respectively.
Embodiment two:
As shown in Figure 2, according to one embodiment of present invention, the described refrigeration system for refrigerator, also comprises: compressor 5; Condenser 6, the first end of described condenser 6 is connected to the outlet of described compressor 5, and the second end of described condenser 6 is connected to described solenoid directional control valve 4; Freezer evaporator 7, the entrance of described freezer evaporator 7 is connected to the outlet of described refrigerator evaporator 1, and the outlet of described freezer evaporator 7 is connected to the import of described compressor 5; Second choke part 8, is connected between described solenoid directional control valve 4 and the entrance of described freezer evaporator 7, flows into the coolant quantity in described freezer evaporator 7 for controlling.
On the basis of the above embodiments, according to another embodiment of the invention, the second end of described condenser 6 is connected to described solenoid directional control valve 4 by device for drying and filtering (not shown).
According to one embodiment of present invention, described first throttle device 2 and described second choke part 8 are capillary.
According to one embodiment of present invention, the first end of described condenser 6 is connected to the outlet of described compressor 5 by tube connector (not shown).
According to one embodiment of present invention, also comprising: controller (not shown), be connected to described solenoid directional control valve 4, for controlling described solenoid directional control valve 4, described first throttle device 2 or described refrigerant pipeline 3 being accessed described refrigerating circuit.
The invention allows for a kind of refrigerator, comprising: the refrigeration system for refrigerator shown in Fig. 1 or Fig. 2.
More than be described with reference to the accompanying drawings technical scheme of the present invention, consider existing scheme of by defrosting heater, the refrigerator evaporator of refrigerator being carried out to defrost, not only defrost power is very high, and extra heat can be produced make the temperature in refrigerator compartment increase in defrost process, when causing compressor again to be opened, need to take a long time to lower the temperature to refrigerator compartment, and then the power consumption of refrigerator can be increased, also can cause and make the temperature fluctuation in refrigerator compartment larger.Therefore, the present invention proposes a kind of refrigeration system for refrigerator newly, under realization carries out the prerequisite of defrost to the refrigerator evaporator of refrigerator, the power consumption of refrigerator can be effectively reduced, the production cost of refrigerator can be reduced simultaneously.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope 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 shows the structural representation of the refrigeration system for refrigerator according to first embodiment of the invention;
Fig. 2 shows the structural representation of the refrigeration system for refrigerator according to second embodiment of the present invention.
Claims (10)
1. for a refrigeration system for refrigerator, it is characterized in that, comprising:
Refrigerator evaporator;
First throttle device, is connected to the entrance of described refrigerator evaporator, flows into the coolant quantity in described refrigerator evaporator for controlling;
Refrigerant pipeline, in parallel with described first throttle device;
Solenoid directional control valve, is connected to described first throttle device and described refrigerant pipeline, for controlling described first throttle device or described refrigerant pipeline access refrigerating circuit.
2. the refrigeration system for refrigerator according to claim 1, is characterized in that, when needs carry out defrost to described refrigerator evaporator, described solenoid directional control valve controls described refrigerant pipeline and accesses described refrigerating circuit.
3. the refrigeration system for refrigerator according to claim 1, is characterized in that, when described refrigerating chamber needs normally to freeze, described solenoid directional control valve controls described first throttle device and accesses described refrigerating circuit.
4. the refrigeration system for refrigerator according to claim 1, is characterized in that, also comprise:
Compressor;
Condenser, the first end of described condenser is connected to the outlet of described compressor, and the second end of described condenser is connected to described solenoid directional control valve;
Freezer evaporator;
Second choke part, between the entrance being connected to described solenoid directional control valve and described freezer evaporator, flows into the coolant quantity in described freezer evaporator for controlling;
The outlet of described refrigerator evaporator and the outlet of described freezer evaporator are all connected to the import of described compressor.
5. the refrigeration system for refrigerator according to claim 1, is characterized in that, also comprise:
Compressor;
Condenser, the first end of described condenser is connected to the outlet of described compressor, and the second end of described condenser is connected to described solenoid directional control valve;
Freezer evaporator, the entrance of described freezer evaporator is connected to the outlet of described refrigerator evaporator, and the outlet of described freezer evaporator is connected to the import of described compressor;
Second choke part, between the entrance being connected to described solenoid directional control valve and described freezer evaporator, flows into the coolant quantity in described freezer evaporator for controlling.
6. the refrigeration system for refrigerator according to claim 4 or 5, is characterized in that, the second end of described condenser is connected to described solenoid directional control valve by device for drying and filtering.
7. the refrigeration system for refrigerator according to claim 4 or 5, is characterized in that, described first throttle device and described second choke part are capillary.
8. the refrigeration system for refrigerator according to claim 4 or 5, is characterized in that, the first end of described condenser is connected to the outlet of described compressor by tube connector.
9. the refrigeration system for refrigerator according to any one of claim 1 to 5, is characterized in that, also comprise:
Controller, is connected to described solenoid directional control valve, for controlling described solenoid directional control valve, described first throttle device or described refrigerant pipeline is accessed described refrigerating circuit.
10. a refrigerator, is characterized in that, comprising: as claimed in any one of claims 1-9 wherein for the refrigeration system of refrigerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410707267.4A CN104390381A (en) | 2014-11-28 | 2014-11-28 | Refrigerator and refrigerating system for same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410707267.4A CN104390381A (en) | 2014-11-28 | 2014-11-28 | Refrigerator and refrigerating system for same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104390381A true CN104390381A (en) | 2015-03-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410707267.4A Pending CN104390381A (en) | 2014-11-28 | 2014-11-28 | Refrigerator and refrigerating system for same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104390381A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972847A (en) * | 2016-05-25 | 2016-09-28 | 合肥华凌股份有限公司 | Refrigeration system, refrigerant migration control method, refrigerant migration control device and refrigerator |
| CN111207534A (en) * | 2020-01-09 | 2020-05-29 | 珠海格力电器股份有限公司 | Refrigeration system, refrigeration equipment and control method of refrigeration system |
| CN114543424A (en) * | 2020-11-24 | 2022-05-27 | 合肥美的电冰箱有限公司 | Refrigerator defrosting system, refrigerator and defrosting method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1132345A (en) * | 1995-03-29 | 1996-10-02 | 李晶璇 | Defrosting device in use for refrigerating system |
| CN2442203Y (en) * | 2000-10-10 | 2001-08-08 | 广东科龙电器股份有限公司 | Direct cooling refrigerator |
| US20020043073A1 (en) * | 2000-10-12 | 2002-04-18 | Lg Electronics Inc. | Apparatus and method for controlling refrigerating cycle of refrigerator |
| CN1504704A (en) * | 2002-12-04 | 2004-06-16 | 三星电子株式会社 | Time division multi-cycle type cooling apparatus and method for controlling the same |
| CN1598446A (en) * | 2004-08-19 | 2005-03-23 | 海信集团有限公司 | Refrigerator with function of changing refrigerating and freezing and its contorl method |
| US20070068180A1 (en) * | 2005-09-28 | 2007-03-29 | Samsung Electronics Co., Ltd. | Refrigerator and method for controlling the same |
| CN102759238A (en) * | 2011-04-26 | 2012-10-31 | 梅宝军 | Three-way valve defrosting device |
| CN204329382U (en) * | 2014-11-28 | 2015-05-13 | 合肥华凌股份有限公司 | For refrigeration system and the refrigerator of refrigerator |
-
2014
- 2014-11-28 CN CN201410707267.4A patent/CN104390381A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1132345A (en) * | 1995-03-29 | 1996-10-02 | 李晶璇 | Defrosting device in use for refrigerating system |
| CN2442203Y (en) * | 2000-10-10 | 2001-08-08 | 广东科龙电器股份有限公司 | Direct cooling refrigerator |
| US20020043073A1 (en) * | 2000-10-12 | 2002-04-18 | Lg Electronics Inc. | Apparatus and method for controlling refrigerating cycle of refrigerator |
| CN1504704A (en) * | 2002-12-04 | 2004-06-16 | 三星电子株式会社 | Time division multi-cycle type cooling apparatus and method for controlling the same |
| CN1598446A (en) * | 2004-08-19 | 2005-03-23 | 海信集团有限公司 | Refrigerator with function of changing refrigerating and freezing and its contorl method |
| US20070068180A1 (en) * | 2005-09-28 | 2007-03-29 | Samsung Electronics Co., Ltd. | Refrigerator and method for controlling the same |
| CN102759238A (en) * | 2011-04-26 | 2012-10-31 | 梅宝军 | Three-way valve defrosting device |
| CN204329382U (en) * | 2014-11-28 | 2015-05-13 | 合肥华凌股份有限公司 | For refrigeration system and the refrigerator of refrigerator |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972847A (en) * | 2016-05-25 | 2016-09-28 | 合肥华凌股份有限公司 | Refrigeration system, refrigerant migration control method, refrigerant migration control device and refrigerator |
| CN105972847B (en) * | 2016-05-25 | 2019-02-15 | 合肥华凌股份有限公司 | Refrigeration system, refrigerant migration control method, refrigerant migration control device and refrigerator |
| CN111207534A (en) * | 2020-01-09 | 2020-05-29 | 珠海格力电器股份有限公司 | Refrigeration system, refrigeration equipment and control method of refrigeration system |
| CN114543424A (en) * | 2020-11-24 | 2022-05-27 | 合肥美的电冰箱有限公司 | Refrigerator defrosting system, refrigerator and defrosting method |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20150304 |