CN103604235A - Refrigerating system and refrigerator with same - Google Patents

Refrigerating system and refrigerator with same Download PDF

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Publication number
CN103604235A
CN103604235A CN201310647124.4A CN201310647124A CN103604235A CN 103604235 A CN103604235 A CN 103604235A CN 201310647124 A CN201310647124 A CN 201310647124A CN 103604235 A CN103604235 A CN 103604235A
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CN
China
Prior art keywords
described
refrigeration system
evaporator
control valve
refrigerator
Prior art date
Application number
CN201310647124.4A
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Chinese (zh)
Inventor
胡海宏
宁志芳
马瑞
胡章胜
Original Assignee
合肥美的电冰箱有限公司
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Application filed by 合肥美的电冰箱有限公司 filed Critical 合肥美的电冰箱有限公司
Priority to CN201310647124.4A priority Critical patent/CN103604235A/en
Publication of CN103604235A publication Critical patent/CN103604235A/en

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Abstract

The invention discloses a refrigerating system and a refrigerator with the same. The refrigerating system comprises a compressor, a condenser component, a drying filter, capillary tubes, a freezing chamber evaporator, a refrigerating chamber evaporator and control valves. The compressor comprises an exhaust hole and an air return hole, and the condenser component, the drying filter, the capillary tubes, the freezing chamber evaporator and the refrigerating chamber evaporator are sequentially connected in series. The air return hole is connected with the refrigerating chamber evaporator, and the exhaust hole is connected with the condenser component. The control valves are connected with the freezing chamber evaporator, the refrigerating chamber evaporator and the air return hole respectively, and the control valves enable the refrigerating chamber evaporator or the air return hole to be communicated with the freezing chamber evaporator. According to the refrigerating system, mechanical temperature control of the refrigerating system is adopted when a refrigerating chamber and a freezing chamber both need refrigeration, and computerized temperature control of the refrigerating system is adopted when the refrigerating chamber does not need refrigeration. Energy loss of the refrigerating system is lowered, and low energy consumption and low cost of the refrigerating system are guaranteed.

Description

Refrigeration system and there is its refrigerator

Technical field

The present invention relates to refrigerating field, especially relate to a kind of refrigeration system and there is its refrigerator.

Background technology

The refrigerator of disclosed binary cycle system in the market, energy consumption is higher, therefore has certain technological deficiency.

Summary of the invention

The present invention is intended at least solve the technical problem existing in prior art.For this reason, one object of the present invention is to provide a kind of refrigeration system, and this refrigeration system is that the energy consumption of binary cycle system and this refrigeration system is lower.

Another object of the present invention is to provide a kind of refrigerator with above-mentioned refrigeration system.

Refrigeration system according to the embodiment of the present invention, comprising: compressor, and described compressor has exhaust outlet and gas returning port; Condenser assembly, device for drying and filtering, capillary, freezer evaporator, refrigerator evaporator, the setting of connecting successively of described condenser assembly, described device for drying and filtering, described capillary, described freezer evaporator and described refrigerator evaporator, described gas returning port is connected with described refrigerator evaporator, and described exhaust outlet is connected with described condenser assembly; Control valve, described control valve is connected with described freezer evaporator, described refrigerator evaporator and described gas returning port respectively, and described control valve is configured to one of described refrigerator evaporator and described gas returning port and described freezer evaporator conducting.

According to the refrigeration system of the embodiment of the present invention, by being provided with control valve, and control valve is configured to one of refrigerator evaporator and gas returning port and freezer evaporator conducting, thereby making refrigeration system when refrigerating chamber and refrigerating chamber all need to freeze is mechanical temperature-control, refrigerating chamber during without refrigeration refrigeration system be computer temperature control.Thus, can reduce the energy loss of refrigeration system, guarantee that the energy consumption of refrigeration system is lower, cost is lower.And refrigerator evaporator and freezer evaporator share a capillary, thereby simplify the structure of refrigeration system, reduced cost.

In addition, according to refrigeration system of the present invention, also can there is following additional technical feature:

In some embodiments of the invention, described condenser assembly comprises the condenser that two series connection arrange.

Further, described condenser assembly also comprises the dew eliminating tube being connected between described two condensers.Thereby prevent near element condensation vapor dew eliminating tube.

In some embodiments of the invention, described control valve has import, the first outlet and the second outlet, described import is communicated with one of described the first outlet and described second outlet, described import connects described freezer evaporator, described the first outlet connects the described gas returning port of described compressor, and described the second outlet is connected with described refrigerator evaporator.Thus, control valve can be realized one of refrigerator evaporator and gas returning port and freezer evaporator conducting, and meanwhile, control valve simple in structure, easily realizes.

In specific embodiments more of the present invention, described control valve is solenoid directional control valve.Thus, can improve the automaticity of refrigeration system.

In other specific embodiments of the present invention, described control valve is mechanical switching valve.Thereby reduce the production cost of control valve.

Further, refrigeration system also comprises: switch knob, described switch knob and described mechanical switching valve are connected to switch the conducting state of described mechanical switching valve.Thus, user can control by rotation switch knob the conducting state of control valve.

According to the refrigerator of the embodiment of the present invention, comprise the refrigeration system according to the embodiment of the present invention.

Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.

Accompanying drawing explanation

Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination obviously and is easily understood becoming the description of embodiment, wherein:

Fig. 1 is according to the structural representation of the refrigeration system of the embodiment of the present invention.

Reference numeral:

The first outlet 8b of the import 8a of refrigeration system 10, compressor 1, exhaust outlet 1a, gas returning port 1b, condenser assembly 2, condenser 2a, dew eliminating tube 3, device for drying and filtering 4, capillary 5, freezer evaporator 6, refrigerator evaporator 7, control valve 8, control valve, control valve, the second outlet 8c of intake valve, return-air heat exchanger 9

The specific embodiment

Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, be intended to for explaining the present invention, and can not be interpreted as limitation of the present invention.

In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the invention, except as otherwise noted, the implication of " a plurality of " is two or more.

In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " is connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connects integratedly; Can be mechanical connection, can be to be also electrically connected to; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete meaning in the present invention.

Below with reference to Fig. 1, describe according to the refrigeration system 10 of the embodiment of the present invention.

Refrigeration system 10 according to the embodiment of the present invention, as shown in Figure 1, comprising: compressor 1, condenser assembly 2, device for drying and filtering 4, capillary 5, freezer evaporator 6, refrigerator evaporator 7 and control valve 8.Wherein, compressor 1 has exhaust outlet 1a and gas returning port 1b, the setting of connecting successively of condenser assembly 2, device for drying and filtering 4, capillary 5, freezer evaporator 6 and refrigerator evaporator 7, gas returning port 1b is connected with refrigerator evaporator 7, and exhaust outlet 1a is connected with condenser assembly 2.

Wherein, refrigeration system 10 is located in refrigerating plant, and refrigerating plant (for example, refrigerator) comprises refrigerating chamber and refrigerating chamber.It is interior to reduce the temperature of refrigerating chamber that freezer evaporator 6 is located at refrigerating chamber, and refrigerator evaporator 7 is located in refrigerating chamber to reduce the temperature of refrigerating chamber.It should be noted that, the structure of other elements of the structure of compressor 1, device for drying and filtering 4, capillary 5, freezer evaporator 6, refrigerator evaporator 7 etc. and refrigerating plant, principle etc. have been prior art, are just not described in detail here.

Control valve 8 is connected with freezer evaporator 6, refrigerator evaporator 7 and gas returning port 1b respectively, and control valve 8 is configured to one of refrigerator evaporator 7 and gas returning port 1b and freezer evaporator 6 conductings.That is to say, under the effect of control valve 8, refrigeration system 10 forms binary cycle system, and the refrigerant in refrigeration system 10 has two cyclic processes.

When control valve 8 is controlled refrigerator evaporator 7 with freezer evaporator 6 conducting, the cyclic process of refrigerant is: refrigerant is discharged from exhaust outlet 1a after being compressed by compressor 1, the refrigerant of discharging flow through successively condenser assembly 2, device for drying and filtering 4, capillary 5, freezer evaporator 6, control valve 8, refrigerator evaporator 7, last refrigerant flows back to compressor 1 from gas returning port 1b.Due to refrigerant flow through freezer evaporator 6 and refrigerator evaporator 7, so the refrigerating chamber of refrigerating plant and refrigerating chamber are all in refrigerating state.Now, the temperature controlled mode of refrigeration system 10 can be referred to as mechanical temperature-control.

Particularly, refrigeration system 10 can also comprise for controlling the temperature control knob of the refrigerated storage temperature of refrigerating chamber, temperature control knob connection compressor 1, and temperature control knob is the mechanical knob with a plurality of gears, the corresponding refrigerated storage temperature of each gear.When temperature control knob is switched to a certain gear, temperature control knob is controlled the duty of compressor 1, makes the actual temperature in refrigerating chamber reach corresponding refrigerated storage temperature.When the actual temperature of refrigerating chamber reaches corresponding refrigerated storage temperature, refrigerating chamber also reaches corresponding cryogenic temperature.Thus, refrigeration system 10 has realized mechanical temperature-control.Wherein, the structure of temperature control knob and temperature control knob have been prior art to control principle of freezer temperature etc., are just not described in detail here.

When control valve 8 is controlled gas returning port 1b and freezer evaporator 6 conducting, the cyclic process of refrigerant is: refrigerant is discharged from exhaust outlet 1a after being compressed by compressor 1, the refrigerant of discharging flow through successively condenser assembly 2, device for drying and filtering 4, capillary 5, freezer evaporator 6, control valve 8, last refrigerant flows back to compressor 1 from gas returning port 1b.Due to refrigerant flow through freezer evaporator 6 and the refrigerator evaporator 7 of not flowing through, thus in refrigerating plant only refrigerating chamber in refrigerating state.Now, the temperature controlled mode of refrigeration system 10 can be referred to as computer temperature control.

Particularly, refrigeration system 10 can also comprise temperature control circuit board, freezer temperature sensor, the environment temperature sensor for controlling the cryogenic temperature of refrigerating chamber.Wherein, freezer temperature sensor is located in refrigerating chamber and connects temperature control circuit board, and freezer temperature sensor detects the actual temperature of refrigerating chamber and testing result is passed to temperature control circuit board.Environment temperature sensor connects temperature control circuit board, and environment temperature sensor detects the environment temperature outside refrigerating plant and testing result is passed to temperature control circuit board.User can set cryogenic temperature by temperature control circuit board, temperature control circuit board connects compressor 1, temperature control circuit board is controlled the duty of compressor 1 according to the cryogenic temperature of the freezer temperature, environment temperature and the setting that detect, make the actual temperature in refrigerating chamber reach corresponding cryogenic temperature.Thus, refrigeration system 10 has realized computer temperature control.Wherein, the structure of temperature control circuit board, freezer temperature sensor, environment temperature sensor etc. has been prior art, is just not described in detail here.

Particularly, when the refrigerating chamber of refrigerating plant and the equal stored article of refrigerating chamber, control valve 8 is controlled refrigerator evaporators 7 and freezer evaporator 6 conductings.Now, refrigerating chamber and refrigerating chamber are all in refrigerating state, and refrigeration system 10 adopts mechanical temperature-control, and user need control the refrigerated storage temperature of refrigerating chamber and the cryogenic temperature of refrigerating chamber by temperature control knob.Because the energy loss of refrigeration system 10 when the mechanical temperature-control is less than the energy loss of computer temperature control, therefore, refrigeration system 10 adopts mechanical temperature-controls can guarantee that the energy consumption of refrigeration system 10 is lower, thereby reduces the cost of refrigeration system 10.

More specifically, when refrigerating plant is only during refrigerating chamber stored article, or the lower refrigerating chamber that makes of environment temperature is without when refrigeration, control valve 8 is controlled gas returning port 1b and freezer evaporator 6 conductings, that is to say, control valve 8 has been closed refrigerator evaporator 7, in refrigerating plant only freezer evaporator 6 in refrigerating state, thereby further reduce the energy consumption of refrigeration system 10.Now, user can control by temperature control circuit board the cryogenic temperature of refrigerating chamber.

According to the refrigeration system 10 of the embodiment of the present invention, by being provided with control valve 8, and control valve 8 is configured to one of refrigerator evaporator 7 and gas returning port 1b and freezer evaporator 6 conductings, thereby making refrigeration system 10 when refrigerating chamber and refrigerating chamber all need to freeze is mechanical temperature-control, refrigerating chamber during without refrigeration refrigeration system 10 be computer temperature control.Thus, can reduce the energy loss of refrigeration system 10, guarantee that the energy consumption of refrigeration system 10 is lower, cost is lower.And refrigerator evaporator 7 and freezer evaporator 6 share a capillary 5, thereby have simplified the structure of refrigeration system 10, have reduced cost.

In some embodiments of the invention, as shown in Figure 1, condenser assembly 2 comprises the condenser 2a that two series connection arrange, and the refrigerant of the HTHP that compressor 1 is discharged from exhaust outlet 1a dispels the heat in condenser 2a.Certainly, the quantity of condenser 2a is not limited to two, and condenser 2a also can be one or more.When the quantity of condenser 2a is when more than two, a plurality of condenser 2a can be connected in series or be connected in parallel, and a plurality of condenser 2a also can connect in series-parallel connection.

Particularly, condenser assembly 2 also comprises and is connected to two dew eliminating tubes 3 between condenser 2a, certainly, the invention is not restricted to this, dew eliminating tube 3 also can be located between compressor 1 and condenser assembly 2, and dew eliminating tube 3 also can be located between condenser assembly 2 and device for drying and filtering 4.Dew eliminating tube 3 can prevent near element condensation vapor dew eliminating tube 3, and for example, dew eliminating tube 3 is connected to the door body of refrigerating plant, and dew eliminating tube 3 can prevent that the condensation vapor at a body edge from forming water and revealing.

Further, as shown in Figure 1, refrigeration system 10 also comprises return-air heat exchanger 9.Return-air heat exchanger 9 is located between gas returning port 1b and refrigerator evaporator 7, and control valve 8 is connected on return-air heat exchanger 9, that is to say, the refrigerant of flow through freezer evaporator 6 and refrigerator evaporator 7 all flows back to compressor 1 by return-air heat exchanger 9.

It should be noted that, the structure of condenser 2a, dew eliminating tube 3 and return-air heat exchanger 9 etc. has been prior art, is just not described in detail here.

In some embodiments of the invention, as shown in Figure 1, control valve 8 has import 8a, the first outlet 8b and the second outlet 8c, import 8a is communicated with one of the first outlet 8b and second outlet 8c, import 8a connects freezer evaporator 6, the first outlet 8b connects the gas returning port 1b of compressor 1, and the second outlet 8c is connected with refrigerator evaporator 7.Thus, control valve 8 can be realized one of refrigerator evaporator 7 and gas returning port 1b and freezer evaporator 6 conductings, and meanwhile, control valve 8 simple in structure, easily realizes.

In specific embodiments more of the present invention, control valve 8 is solenoid directional control valve, thus, can improve the automaticity of refrigeration system 10.

Further, control valve 8 can connect temperature control circuit board, and user can control the conducting state of control valve 8 by temperature control circuit board, and now, user has two kinds to the control mode of control valve 8.A kind of mode is that user directly selects the conducting state of control valve 8 by temperature control circuit board.Another kind of mode is, user sets the cryogenic temperature of refrigerated storage temperature and the refrigerating chamber of refrigerating chamber by temperature control circuit board, whether temperature control circuit board calculates refrigerating chamber according to refrigerated storage temperature, cryogenic temperature and the detected environment temperature set needs refrigeration, and controls thus the conducting state of control valve 8.

In other specific embodiments of the present invention, control valve 8 is mechanical switching valve, thereby reduces the production cost of control valve 8.

Further, refrigeration system 10 also comprises switch knob, and switch knob is connected to switch the conducting state of mechanical type reversal valve with mechanical switching valve, and user can control by rotation switch knob the conducting state of control valve 8.

According to the refrigerator of the embodiment of the present invention, comprise the refrigeration system 10 according to the embodiment of the present invention.

According to the refrigerator of the embodiment of the present invention, by being provided with control valve 8, and control valve 8 is configured to one of refrigerator evaporator 7 and gas returning port 1b and freezer evaporator 6 conductings, thereby make the refrigeration system 10 of refrigerator, is binary cycle system.When the refrigeration system 10 of refrigerator is one of them circulatory system, refrigerating chamber, the refrigerating chamber of refrigerator all freeze, and now refrigerator adopts mechanical temperature-control.When the refrigeration system 10 of refrigerator is during for another circulatory system wherein, the refrigerating chamber of refrigerator does not freeze, during refrigerating chamber refrigeration, and now refrigerator adopts computer temperature control.Thus, can reduce the energy consumption of refrigerator, thereby reduce the refrigeration cost of refrigerator.

In the description of this description, the description of reference term " embodiment ", " some embodiment ", " example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.

Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.

Claims (8)

1. a refrigeration system, is characterized in that, comprising:
Compressor, described compressor has exhaust outlet and gas returning port;
Condenser assembly, device for drying and filtering, capillary, freezer evaporator, refrigerator evaporator, the setting of connecting successively of described condenser assembly, described device for drying and filtering, described capillary, described freezer evaporator and described refrigerator evaporator, described gas returning port is connected with described refrigerator evaporator, and described exhaust outlet is connected with described condenser assembly;
Control valve, described control valve is connected with described freezer evaporator, described refrigerator evaporator and described gas returning port respectively, and described control valve is configured to one of described refrigerator evaporator and described gas returning port and described freezer evaporator conducting.
2. refrigeration system according to claim 1, is characterized in that, described condenser assembly comprises the condenser that two series connection arrange.
3. refrigeration system according to claim 2, is characterized in that, described condenser assembly also comprises the dew eliminating tube being connected between described two condensers.
4. refrigeration system according to claim 1, it is characterized in that, described control valve has import, the first outlet and the second outlet, described import is communicated with one of described the first outlet and described second outlet, described import connects described freezer evaporator, described the first outlet connects the described gas returning port of described compressor, and described the second outlet is connected with described refrigerator evaporator.
5. refrigeration system according to claim 4, is characterized in that, described control valve is solenoid directional control valve.
6. refrigeration system according to claim 4, is characterized in that, described control valve is mechanical switching valve.
7. refrigeration system according to claim 6, is characterized in that, also comprises: switch knob, described switch knob and described mechanical switching valve are connected to switch the conducting state of described mechanical switching valve.
8. a refrigerator, comprises according to the refrigeration system described in any one in claim 1-7.
CN201310647124.4A 2013-12-04 2013-12-04 Refrigerating system and refrigerator with same CN103604235A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104315798A (en) * 2014-10-30 2015-01-28 六安索伊电器制造有限公司 Single-capillary electronic control refrigeration system for electronically-controlled refrigerators

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1570529A (en) * 2001-04-04 2005-01-26 Lg电子株式会社 Controlling method of power-saving operation of refrigerator having two evaporators
CN201421231Y (en) * 2009-05-21 2010-03-10 海尔集团公司 Mechanical temperature control refrigerator
CN102080895A (en) * 2011-01-18 2011-06-01 合肥美的荣事达电冰箱有限公司 Refrigerating system, refrigerator with same and control method thereof
CN102121774A (en) * 2011-03-30 2011-07-13 合肥美的荣事达电冰箱有限公司 Refrigeration system and refrigerator with refrigeration system
CN203657258U (en) * 2013-12-04 2014-06-18 合肥美的电冰箱有限公司 Refrigerating system and refrigerator provided with same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1570529A (en) * 2001-04-04 2005-01-26 Lg电子株式会社 Controlling method of power-saving operation of refrigerator having two evaporators
CN201421231Y (en) * 2009-05-21 2010-03-10 海尔集团公司 Mechanical temperature control refrigerator
CN102080895A (en) * 2011-01-18 2011-06-01 合肥美的荣事达电冰箱有限公司 Refrigerating system, refrigerator with same and control method thereof
CN102121774A (en) * 2011-03-30 2011-07-13 合肥美的荣事达电冰箱有限公司 Refrigeration system and refrigerator with refrigeration system
CN203657258U (en) * 2013-12-04 2014-06-18 合肥美的电冰箱有限公司 Refrigerating system and refrigerator provided with same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104315798A (en) * 2014-10-30 2015-01-28 六安索伊电器制造有限公司 Single-capillary electronic control refrigeration system for electronically-controlled refrigerators

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