CN203336871U - Refrigeration, cold storage and water heating all-in-one machine based on carbon dioxide serving as working media - Google Patents

Refrigeration, cold storage and water heating all-in-one machine based on carbon dioxide serving as working media Download PDF

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Publication number
CN203336871U
CN203336871U CN2013202764330U CN201320276433U CN203336871U CN 203336871 U CN203336871 U CN 203336871U CN 2013202764330 U CN2013202764330 U CN 2013202764330U CN 201320276433 U CN201320276433 U CN 201320276433U CN 203336871 U CN203336871 U CN 203336871U
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China
Prior art keywords
refrigeration
stage compressor
heat exchanger
low
temperature heat
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Expired - Fee Related
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CN2013202764330U
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Chinese (zh)
Inventor
龚伟申
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Suzhou University
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Suzhou University
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Priority to CN2013202764330U priority Critical patent/CN203336871U/en
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Publication of CN203336871U publication Critical patent/CN203336871U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses a refrigeration, cold storage and water heating all-in-one machine based on carbon dioxide serving as working media. The refrigeration, cold storage and water heating all-in-one machine comprises an air cooler, the air cooler is connected with a high-temperature heat exchanger and a hot water tank, the high-temperature heat exchanger is connected with a first drying filter, a low-temperature heat exchanger, a low-pressure-stage compressor and a high-pressure-stage compressor, and the low-temperature heat exchanger is connected with a second drying filter and an air flow separator which is connected with the low-pressure-stage compressor; the low-pressure-stage compressor is connected with the high-pressure-stage compressor, the high-pressure-stage compressor is connected with the air cooler, the first drying filter is connected with a cold storage evaporator through a first throttling element, the cold storage evaporator is connected with the high-temperature heat exchanger, the second drying filter is connected with a refrigeration evaporator through a second throttling element, and the refrigeration evaporator is connected with the low-temperature heat exchanger. The refrigeration, cold storage and water heating all-in-one machine can be used all year round, achieve energy conservation and emission reduction, improve the energy utilization rate, and reduce expenses of users.

Description

A kind of all-in-one of the freezing and refrigeration hot water that is working medium based on carbon dioxide
Technical field
The utility model relates to a kind of air conditioner refrigerating field, is specifically related to a kind of all-in-one of the freezing and refrigeration hot water that is working medium based on carbon dioxide.
Background technology
In the air conditioner refrigerating technical applications, the refrigeration air-conditioner product basically take and heat merely (as:: the air-source heat pump hot water group), simple refrigeration (as: refrigerator and refrigerator) or alternately refrigeration with heat (as: air conditioner unit) as main, it is cost that loss cold or heat are all take in the work of these products, cause efficiency of energy utilization not high, and the application product of annual cooling and warming simultaneously is few.
The utility model content
The purpose of this utility model is to overcome the above problem that prior art exists, and a kind of all-in-one of the freezing and refrigeration hot water that is working medium based on carbon dioxide is provided, and the utility model can annually be used, and can realize energy-saving and emission-reduction, improves energy utilization rate.
For realizing above-mentioned technical purpose, reach above-mentioned technique effect, the utility model is achieved through the following technical solutions:
A kind of all-in-one of the freezing and refrigeration hot water that is working medium based on carbon dioxide, comprise air cooler, described air cooler is connected with boiler with high-temperature heat-exchanging, described high-temperature heat-exchanging and the first device for drying and filtering, cryogenic heat exchanger, the low-pressure stage compressor is connected with the hiigh pressure stage compressor, described cryogenic heat exchanger is connected with flow separator with the second device for drying and filtering, described flow separator is connected with the low-pressure stage compressor, described low-pressure stage compressor is connected with the hiigh pressure stage compressor, described hiigh pressure stage compressor is connected with air cooler, described the first device for drying and filtering is connected with refrigeration evaporator by the first throttle element, described refrigeration evaporator is connected with high-temperature heat-exchanging, described the second device for drying and filtering is connected with refrigerating evaporator by the second section fluid element, described refrigerating evaporator is connected with cryogenic heat exchanger.
Further, described air cooler is provided with the running water entrance.
Further, described boiler is provided with hot water outlet.
The beneficial effects of the utility model are:
The utility model is when guaranteeing the annual normal operation of fridge-freezer, can also produce 50 ° of above domestic hot-waters of C, high temperature heat source and the low-temperature heat source of having realized a refrigeration system are utilized simultaneously, reduced the cold discharge in environment of Fei Refei, realize the effect of energy-saving and emission-reduction, improve efficiency, reduced environmental pollution, can effectively reduce user's expenditure again, economical and practical.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be implemented according to the content of specification, below with preferred embodiment of the present utility model and coordinate accompanying drawing to be described in detail as follows.The specific embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
The accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms the application's a part, and schematic description and description of the present utility model, for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is overall structure schematic diagram of the present utility model.
Number in the figure explanation: 1, low-pressure stage compressor, 2, the hiigh pressure stage compressor, 3, air cooler, 4, high-temperature heat-exchanging, 5, cryogenic heat exchanger, 6, refrigeration evaporator, 7, refrigerating evaporator, the 8, first device for drying and filtering, 9, the first throttle element, 10, the second device for drying and filtering, 11, second section fluid element, 12, flow separator, 13, boiler, 14, running water entrance, 15, hot water outlet.
The specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the utility model in detail.
Shown in Fig. 1, a kind of all-in-one of the freezing and refrigeration hot water that is working medium based on carbon dioxide, comprise air cooler 3, described air cooler 3 is connected with boiler 13 with high-temperature heat-exchanging 4, described high-temperature heat-exchanging 4 and the first device for drying and filtering 8, cryogenic heat exchanger 5, low-pressure stage compressor 1 is connected with hiigh pressure stage compressor 2, described cryogenic heat exchanger 5 is connected with flow separator 12 with the second device for drying and filtering 10, described flow separator 12 is connected with low-pressure stage compressor 1, described low-pressure stage compressor 1 is connected with hiigh pressure stage compressor 2, described hiigh pressure stage compressor 2 is connected with air cooler 3, described the first device for drying and filtering 8 is connected with refrigeration evaporator 6 by first throttle element 9, described refrigeration evaporator 6 is connected with high-temperature heat-exchanging 4, described the second device for drying and filtering 10 is connected with refrigerating evaporator 7 by second section fluid element 11, described refrigerating evaporator 7 is connected with cryogenic heat exchanger 5.
Further, described air cooler 3 is provided with running water entrance 14.
Further, described boiler 13 is provided with hot water outlet 15.
The operation principle of the present embodiment is as follows:
It is cold-producing medium that the utility model adopts carbon dioxide, refrigeration system is twin-stage steam compression type refrigeration pattern, it forms as shown in Figure 1, the evaporating temperature of refrigerating evaporator 7 is-23 ° of C, the evaporating temperature of refrigeration evaporator 6 is 0 ° of C, the flow direction that air cooler is double pipe heat exchanger, carbon dioxide and running water is that reflux type, air cooler 3 leaving water temperatures more than C, enter boiler 13 storages of insulation, for the user at 50 °.
Operation principle is as follows: from refrigerating evaporator 7 low temperature and low pressure steams, enter gas-liquid separator 12 after cryogenic heat exchanger 5, sucked and compress by low-pressure stage compressor 1, with enter hiigh pressure stage compressor 2 from high-temperature heat-exchanging 4 medium temperature and medium pressure steam, enter air cooler 3 after compressed and add hot tap-water to entering boiler 13 more than 50C.Carbon dioxide coolant in air cooler 3 enters heat exchanger 4 after running water is cooling, after further cooling with the cold-producing medium heat exchange from refrigeration evaporator 6, being divided into two Lu, mono-tunnels enters device for drying and filtering 8, enters the 6 vaporization heat absorptions of refrigeration heat exchanger after restricting element 9 reducing pressure by regulating flow.After the low-temperature low-pressure refrigerant that another road enters heat exchanger 5 and refrigerating evaporator 7 is cooling again, enters device for drying and filtering 10, enter refrigerating evaporator 7 vaporization heat absorptions after restricting element 11 reducing pressure by regulating flows.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.

Claims (3)

1. the all-in-one of the freezing and refrigeration hot water that is working medium based on carbon dioxide, it is characterized in that: comprise air cooler (3), described air cooler (3) is connected with boiler (13) with high-temperature heat-exchanging (4), described high-temperature heat-exchanging (4) and the first device for drying and filtering (8), cryogenic heat exchanger (5), low-pressure stage compressor (1) is connected with hiigh pressure stage compressor (2), described cryogenic heat exchanger (5) is connected with flow separator (12) with the second device for drying and filtering (10), described flow separator (12) is connected with low-pressure stage compressor (1), described low-pressure stage compressor (1) is connected with hiigh pressure stage compressor (2), described hiigh pressure stage compressor (2) is connected with air cooler (3), described the first device for drying and filtering (8) is connected with refrigeration evaporator (6) by first throttle element (9), described refrigeration evaporator (6) is connected with high-temperature heat-exchanging (4), described the second device for drying and filtering (10) is connected with refrigerating evaporator (7) by second section fluid element (11), described refrigerating evaporator (7) is connected with cryogenic heat exchanger (5).
2. the all-in-one of a kind of freezing and refrigeration hot water that is working medium based on carbon dioxide according to claim 1, it is characterized in that: described air cooler (3) is provided with running water entrance (14).
3. the all-in-one of a kind of freezing and refrigeration hot water that is working medium based on carbon dioxide according to claim 1, it is characterized in that: described boiler (13) is provided with hot water outlet (15).
CN2013202764330U 2013-05-21 2013-05-21 Refrigeration, cold storage and water heating all-in-one machine based on carbon dioxide serving as working media Expired - Fee Related CN203336871U (en)

Priority Applications (1)

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CN2013202764330U CN203336871U (en) 2013-05-21 2013-05-21 Refrigeration, cold storage and water heating all-in-one machine based on carbon dioxide serving as working media

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013202764330U CN203336871U (en) 2013-05-21 2013-05-21 Refrigeration, cold storage and water heating all-in-one machine based on carbon dioxide serving as working media

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CN203336871U true CN203336871U (en) 2013-12-11

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103256745A (en) * 2013-05-21 2013-08-21 苏州大学 All-in-one machine for freezing and refrigerating hot water based on carbon dioxide as working medium

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103256745A (en) * 2013-05-21 2013-08-21 苏州大学 All-in-one machine for freezing and refrigerating hot water based on carbon dioxide as working medium

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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20131211

Termination date: 20140521