CN103994596A - Refrigeration equipment and refrigeration system - Google Patents

Refrigeration equipment and refrigeration system Download PDF

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Publication number
CN103994596A
CN103994596A CN201410232781.7A CN201410232781A CN103994596A CN 103994596 A CN103994596 A CN 103994596A CN 201410232781 A CN201410232781 A CN 201410232781A CN 103994596 A CN103994596 A CN 103994596A
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CN
China
Prior art keywords
evaporimeter
gas
refrigeration system
liquid separator
refrigeration
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
Application number
CN201410232781.7A
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Chinese (zh)
Inventor
胡海宏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hefei Midea Refrigerator Co Ltd
Original Assignee
Hefei Midea Refrigerator Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hefei Midea Refrigerator Co Ltd filed Critical Hefei Midea Refrigerator Co Ltd
Priority to CN201410232781.7A priority Critical patent/CN103994596A/en
Publication of CN103994596A publication Critical patent/CN103994596A/en
Pending legal-status Critical Current

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Abstract

The invention provides refrigeration equipment and a refrigeration system. The refrigeration system comprises a compressor, a condenser, a gas-liquid separator, a refrigerant pump, an evaporator and an air return and heat exchange pipe, wherein the input end of the condenser is connected with the output end of the compressor, the gas-liquid separator is provided with an inlet, a liquid outlet and a gas outlet, the inlet of the gas-liquid separator is connected with the output end of the condenser, the input end of the refrigerant pump is connected with the liquid outlet of the gas-liquid separator, the input end of the evaporator is connected with the output end of the refrigerant pump, the input end of the air return and heat exchange pipe is respectively connected with the output end of the evaporator and the gas outlet of the gas-liquid separator, and the output end of the air return and heat exchange pipe is connected with the input end of the compressor. According to the refrigeration system, it is guaranteed that all refrigerants flowing into the evaporator are liquid, and efficiency of the refrigeration system is improved.

Description

Refrigeration plant and refrigeration system
Technical field
The present invention relates to a kind of refrigeration system and the refrigeration plant with this refrigeration system.
Background technology
In correlation technique, the course of work of refrigeration system is generally cold-producing medium becomes HTHP gas through compressor compresses, enter the liquid that condenser and dew eliminating tube carry out condensation and become HTHP, be dried and filter through device for drying and filtering again, carry out throttling and become the gas-liquid mixture of low-temp low-pressure by capillary, the gas that absorbs heat into low-temp low-pressure through evaporimeter, the heat exchange of cooled via return air heat exchanger tube enters compressor.Cold-producing medium is carried out throttling and is become the gas-liquid mixture of low-temp low-pressure by capillary, gas refrigerant enters evaporimeter, can reduce refrigerating efficiency.
Summary of the invention
The present invention is intended to solve at least to a certain extent one of technical problem in correlation technique.
For this reason, one object of the present invention is to propose a kind of refrigeration system that can improve refrigerating efficiency.
Another object of the present invention is to propose a kind of refrigeration plant with above-mentioned refrigeration system.
According to the refrigeration system of the embodiment of the present invention, comprising: compressor; Condenser, the input of described condenser is connected with the output of described compressor; Gas-liquid separator, described gas-liquid separator has import, liquid outlet and gas vent, and the import of described gas-liquid separator is connected with the output of described condenser; Refrigerated medium pump, the input of described refrigerated medium pump is connected with the liquid outlet of described gas-liquid separator; Evaporimeter, the input of described evaporimeter is connected with described cold-producing medium delivery side of pump; With return-air heat exchanger tube, the input of described return-air heat exchanger tube is connected with the output of described evaporimeter and the gas vent of described gas-liquid separator respectively, and the output of described return-air heat exchanger tube is connected with the input of described compressor.
According to the refrigeration system of the embodiment of the present invention, increase gas-liquid separator and refrigerated medium pump, be gas-liquid mixed state from condenser cold-producing medium out, gas-liquid separator separates liquid refrigerant and gas refrigerant, liquid refrigerant is in the bottom of gas-liquid separator, and gas refrigerant is on the top of gas-liquid separator.Liquid refrigerant is delivered to evaporimeter through refrigerated medium pump, and gas refrigerant enters after return-air heat exchanger tube becomes liquid and enters compressor, and the cold-producing medium that guarantee enters evaporimeter is liquid entirely, promotes the efficiency of refrigeration system.
In addition, refrigeration system according to the above embodiment of the present invention can also have following additional technical characterictic:
According to an example of the present invention, described refrigeration system also comprises dew eliminating tube, and described condenser comprises the first evaporimeter and second evaporimeter of mutual series connection, and described dew eliminating tube is located between described the first evaporimeter and described the second evaporimeter.
According to an example of the present invention, described refrigeration system also comprises device for drying and filtering, and described device for drying and filtering is located between the output of described the second evaporimeter and the import of described gas-liquid separator.
According to an example of the present invention, described refrigeration system also comprises throttle part, and described throttle part is located between described device for drying and filtering and the import of described gas-liquid separator.
According to an example of the present invention, described throttle part is capillary.
According to an example of the present invention, described evaporimeter comprises the first evaporimeter and second evaporimeter of mutual series connection.
According to an example of the present invention, described the first evaporimeter is refrigerating evaporator, and described the second evaporimeter is refrigeration evaporator.
According to the refrigeration plant of the embodiment of the present invention, comprise the refrigeration system described in above-mentioned any one.
According to an example of the present invention, described refrigeration plant is refrigerator, refrigerator or showcase.
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.
Brief description of the drawings
Fig. 1 is the schematic diagram of refrigeration plant according to an embodiment of the invention.
Detailed description of the invention
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.Be exemplary below by the embodiment being described with reference to the drawings, be intended to for explaining the present invention, and can not be interpreted as limitation of the present invention.
Describe the refrigeration system according to the embodiment of the present invention in detail below with reference to accompanying drawing.
First it should be noted that, according to the refrigeration system of the embodiment of the present invention, be applied on the refrigeration plants such as refrigerator, refrigerator or showcase, this is understandable.
As shown in Figure 1, according to the refrigeration system of the embodiment of the present invention, comprising: compressor 10, condenser 20, gas-liquid separator 30, refrigerated medium pump 40, evaporimeter 50 and return-air heat exchanger tube 60.
Specifically, the input of condenser 20 is connected with the output of compressor 10.
Gas-liquid separator 30 has import 301, liquid outlet 302 and gas vent 303.The import 301 of gas-liquid separator 30 is connected with the output of condenser 20.
The input of refrigerated medium pump 40 is connected with the liquid outlet 302 of gas-liquid separator 30.
The input of evaporimeter 50 is connected with the output of refrigerated medium pump 40.
The input of return-air heat exchanger tube 60 is connected with the output of evaporimeter 50 and the gas vent 303 of gas-liquid separator 30 respectively, and the output of return-air heat exchanger tube 60 is connected with the input of compressor 10.
Here it should be noted that, the arrow in Fig. 1 represents the flow direction of cold-producing medium.Being understandable that, in the each parts shown in Fig. 1, is output along one end of arrow points, is input against one end of arrow points.
According to the refrigeration system of the embodiment of the present invention, increase gas-liquid separator 30 and refrigerated medium pump 40, be gas-liquid mixed state from condenser 20 cold-producing medium out, gas-liquid separator 30 separates liquid refrigerant and gas refrigerant, liquid refrigerant is in the bottom of gas-liquid separator 30, and gas refrigerant is on the top of gas-liquid separator 30.Liquid refrigerant is delivered to evaporimeter 50 through refrigerated medium pump 40, and gas refrigerant enters after return-air heat exchanger tube 60 becomes liquid and enters compressor 10, and the cold-producing medium that guarantee enters evaporimeter 50 is liquid entirely, promotes the efficiency of refrigeration system.
According to an example of the present invention, described refrigeration system also comprises dew eliminating tube 70, and condenser 20 comprises the first evaporimeter 201 and second evaporimeter 202 of mutual series connection, and dew eliminating tube 70 is located between the first evaporimeter 201 and the second evaporimeter 202.
Advantageously, described refrigeration system also comprises device for drying and filtering 80, and device for drying and filtering 80 is located between the output of the second evaporimeter 202 and the import 301 of gas-liquid separator 30.Further, described refrigeration system also comprises such as throttle part 90 capillaceous, and throttle part 90 is located between device for drying and filtering 80 and the import 301 of gas-liquid separator 30.
According to an example of the present invention, evaporimeter 50 comprises the first evaporimeter 501 and second evaporimeter 502 of mutual series connection.Advantageously, the first evaporimeter 501 can be refrigerating evaporator, and the second evaporimeter 502 can be refrigeration evaporator.
According to the refrigeration system of the embodiment of the present invention, gas-liquid separator, be separated into gas refrigerant and liquid refrigerant from condenser gas-liquid mixed refrigerant out, liquid refrigerant is sent in evaporimeter by refrigerated medium pump, the cold-producing medium that guarantee enters evaporimeter is liquid entirely, promotes the efficiency of refrigeration system.
In description of the invention, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axially ", " radially ", orientation or the position relationship of instructions such as " circumferentially " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of device or the element of instruction or hint indication must have specific orientation, with specific orientation structure and operation, therefore 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 instruction 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, the implication of " multiple " is more than two, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the terms such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or integral; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, can understand as the case may be above-mentioned term concrete meaning in the present invention.
In the present invention, unless otherwise clearly defined and limited, First Characteristic Second Characteristic " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, First Characteristic Second Characteristic " on ", " top " and " above " but First Characteristic directly over Second Characteristic or oblique upper, or only represent that First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " can be First Characteristic under Second Characteristic or tiltedly, or only represent that First Characteristic level height is less than Second Characteristic.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete 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, to the schematic statement of above-mentioned term not must for be identical embodiment or example.And, specific features, structure, material or the feature of description can one or more embodiment in office or example in suitable mode combination.In addition,, not conflicting in the situation that, those skilled in the art can carry out combination and combination by the feature of the different embodiment that describe in this description or example and different embodiment or example.
Although illustrated and described embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, amendment, replacement and modification.

Claims (9)

1. a refrigeration system, is characterized in that, comprising:
Compressor;
Condenser, the input of described condenser is connected with the output of described compressor;
Gas-liquid separator, described gas-liquid separator has import, liquid outlet and gas vent, and the import of described gas-liquid separator is connected with the output of described condenser;
Refrigerated medium pump, the input of described refrigerated medium pump is connected with the liquid outlet of described gas-liquid separator;
Evaporimeter, the input of described evaporimeter is connected with described cold-producing medium delivery side of pump; With
Return-air heat exchanger tube, the input of described return-air heat exchanger tube is connected with the output of described evaporimeter and the gas vent of described gas-liquid separator respectively, and the output of described return-air heat exchanger tube is connected with the input of described compressor.
2. refrigeration system according to claim 1, is characterized in that, also comprises dew eliminating tube, and described condenser comprises the first evaporimeter and second evaporimeter of mutual series connection, and described dew eliminating tube is located between described the first evaporimeter and described the second evaporimeter.
3. refrigeration system according to claim 2, is characterized in that, also comprises device for drying and filtering, and described device for drying and filtering is located between the output of described the second evaporimeter and the import of described gas-liquid separator.
4. refrigeration system according to claim 3, is characterized in that, also comprises throttle part, and described throttle part is located between described device for drying and filtering and the import of described gas-liquid separator.
5. refrigeration system according to claim 4, is characterized in that, described throttle part is capillary.
6. according to the refrigeration system described in any one in claim 1-5, it is characterized in that, described evaporimeter comprises the first evaporimeter and second evaporimeter of mutual series connection.
7. refrigeration system according to claim 6, is characterized in that, described the first evaporimeter is refrigerating evaporator, and described the second evaporimeter is refrigeration evaporator.
8. a refrigeration plant, is characterized in that, comprises according to the refrigeration system described in any one in claim 1-7.
9. refrigeration plant according to claim 8, is characterized in that, described refrigeration plant is refrigerator, refrigerator or showcase.
CN201410232781.7A 2014-05-28 2014-05-28 Refrigeration equipment and refrigeration system Pending CN103994596A (en)

Priority Applications (1)

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CN201410232781.7A CN103994596A (en) 2014-05-28 2014-05-28 Refrigeration equipment and refrigeration system

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Application Number Priority Date Filing Date Title
CN201410232781.7A CN103994596A (en) 2014-05-28 2014-05-28 Refrigeration equipment and refrigeration system

Publications (1)

Publication Number Publication Date
CN103994596A true CN103994596A (en) 2014-08-20

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106288473A (en) * 2016-07-28 2017-01-04 广东美芝制冷设备有限公司 Refrigerating plant
CN108626944A (en) * 2018-05-18 2018-10-09 陈鹏飞 A kind of refrigerating cabinet and its monitoring system with security monitoring function

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4423603A (en) * 1981-05-29 1984-01-03 Hitachi, Ltd. Heat pump type refrigeration system
EP0624763A1 (en) * 1993-05-10 1994-11-17 General Electric Company Free-draining evaporator for refrigeration system
US5752391A (en) * 1996-01-23 1998-05-19 Nippon Soken, Inc. Refrigerating system
WO1999010686A1 (en) * 1997-08-21 1999-03-04 Zexel Corporation Cooling cycle
EP1202003A2 (en) * 2000-10-31 2002-05-02 Modine Manufacturing Company Refrigeration system with phase separation
JP2008051344A (en) * 2006-08-22 2008-03-06 Daikin Ind Ltd Gas-liquid separator and refrigerating device comprising the same
JP2011112327A (en) * 2009-11-30 2011-06-09 Panasonic Corp Air conditioner and refrigerating device
CN102278847A (en) * 2011-08-23 2011-12-14 合肥美的荣事达电冰箱有限公司 Direct cooling refrigerator
CN103388905A (en) * 2013-07-12 2013-11-13 西安交通大学 Evaporator flow-adjustable heat-pump water heater system
WO2014057607A1 (en) * 2012-10-08 2014-04-17 株式会社デンソー Refrigeration cycle device
CN203893477U (en) * 2014-05-28 2014-10-22 合肥美的电冰箱有限公司 Refrigeration equipment and refrigeration system

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4423603A (en) * 1981-05-29 1984-01-03 Hitachi, Ltd. Heat pump type refrigeration system
EP0624763A1 (en) * 1993-05-10 1994-11-17 General Electric Company Free-draining evaporator for refrigeration system
US5752391A (en) * 1996-01-23 1998-05-19 Nippon Soken, Inc. Refrigerating system
WO1999010686A1 (en) * 1997-08-21 1999-03-04 Zexel Corporation Cooling cycle
EP1202003A2 (en) * 2000-10-31 2002-05-02 Modine Manufacturing Company Refrigeration system with phase separation
JP2008051344A (en) * 2006-08-22 2008-03-06 Daikin Ind Ltd Gas-liquid separator and refrigerating device comprising the same
JP2011112327A (en) * 2009-11-30 2011-06-09 Panasonic Corp Air conditioner and refrigerating device
CN102278847A (en) * 2011-08-23 2011-12-14 合肥美的荣事达电冰箱有限公司 Direct cooling refrigerator
WO2014057607A1 (en) * 2012-10-08 2014-04-17 株式会社デンソー Refrigeration cycle device
CN103388905A (en) * 2013-07-12 2013-11-13 西安交通大学 Evaporator flow-adjustable heat-pump water heater system
CN203893477U (en) * 2014-05-28 2014-10-22 合肥美的电冰箱有限公司 Refrigeration equipment and refrigeration system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106288473A (en) * 2016-07-28 2017-01-04 广东美芝制冷设备有限公司 Refrigerating plant
CN108626944A (en) * 2018-05-18 2018-10-09 陈鹏飞 A kind of refrigerating cabinet and its monitoring system with security monitoring function

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Application publication date: 20140820

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