CN110986187A - Integrated dual-system refrigerating device - Google Patents

Integrated dual-system refrigerating device Download PDF

Info

Publication number
CN110986187A
CN110986187A CN201911420752.2A CN201911420752A CN110986187A CN 110986187 A CN110986187 A CN 110986187A CN 201911420752 A CN201911420752 A CN 201911420752A CN 110986187 A CN110986187 A CN 110986187A
Authority
CN
China
Prior art keywords
refrigerating
oil
compressor
cold plate
copper pipe
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
CN201911420752.2A
Other languages
Chinese (zh)
Inventor
孙海
彭利平
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.)
Wuxi Laiduoxin Technology Co Ltd
Original Assignee
Wuxi Laiduoxin Technology 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 Wuxi Laiduoxin Technology Co Ltd filed Critical Wuxi Laiduoxin Technology Co Ltd
Priority to CN201911420752.2A priority Critical patent/CN110986187A/en
Publication of CN110986187A publication Critical patent/CN110986187A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/02Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • F24F1/032Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by heat exchangers
    • F24F1/0323Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by heat exchangers by the mounting or arrangement of the heat exchangers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B43/00Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B7/00Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/08Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
    • F28F21/081Heat exchange elements made from metals or metal alloys
    • F28F21/085Heat exchange elements made from metals or metal alloys from copper or copper alloys

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Analytical Chemistry (AREA)
  • Power Engineering (AREA)
  • Other Air-Conditioning Systems (AREA)

Abstract

An integrated dual-system refrigerating device can obtain large refrigerating capacity, can reduce the occupied space volume, can meet the installation requirement of the volume-limited condition, can prevent compressor lubricating oil from entering a condenser and a cold plate along with a refrigerant, can prevent the lubricating oil from being adsorbed in the cold plate, and ensures the heat transfer efficiency and the refrigerating effect of a refrigerating system, comprises a shell, wherein an external circulation air duct is arranged in the shell, a refrigerating system is arranged in the external circulation air duct, the refrigerating system comprises an external circulation fan, a compressor, a condenser and cold plates, the refrigerating system comprises at least two groups of cold plates, the cold plates are integrated dual-pipeline fluorine cold plates, the refrigerant is filled in the fluorine cold plates, an oil-liquid separator is respectively arranged in each group of refrigerating systems, an air outlet of the compressor is communicated with the inlet end of the oil-liquid separator, the outlet end of the oil, the oil return port is communicated with an oil return port of the compressor through an oil pipe.

Description

Integrated dual-system refrigerating device
Technical Field
The invention relates to the technical field of refrigeration equipment, in particular to an integrated dual-system refrigeration device.
Background
In an indoor environment with high requirement on heating source such as a laser, a power storage battery, a high-power LED and the like or high requirement on environmental temperature, an air conditioner or a heat exchanger is often adopted for refrigerating and radiating, when the heating source or the indoor volume is large and the temperature is high, an air conditioner or a heat exchanger device with large refrigerating capacity is often required to be installed and configured, at present, a commonly used refrigerating plate refrigerating device in the market is of a single-system structure, as shown in figure 1, a group of refrigerating systems comprising an external circulation fan 3, a condenser 5, a compressor 4, a cold plate 6 and other components are arranged in the refrigerating plate, the compressor 4 is communicated with a copper pipe in the cold plate 6 through a pipeline, the circulation of refrigerant in the cold plate is realized through the compressor 4, but the refrigerating capacity of the single-system refrigerating device is small, at least two single-system refrigerating devices are required to be simultaneously configured to obtain large refrigerating capacity, and simultaneously use the two single-system refrigerating, under the condition that the heating source or the indoor height or the indoor volume is limited, the single-system refrigerating device cannot be installed and used, and the lubricating oil of the compressor in the conventional single-system refrigerating device easily enters a condenser and a cold plate along with a refrigerant or is adsorbed inside a cold plate copper pipe, so that the heat transfer efficiency of the refrigerating system is reduced, and the refrigerating effect is influenced.
Disclosure of Invention
In view of the above problems, the present invention provides an integrated dual-system refrigeration device, which can obtain a large refrigeration capacity, has a simple and reasonable structural design, can reduce the occupied space volume, can meet the installation requirements under the condition of limited heating sources or indoor volume, and can simultaneously prevent the lubricating oil of the compressor from entering the condenser and the cold plate along with the refrigerant, and also can prevent the lubricating oil from being adsorbed inside the cold plate, thereby ensuring the heat transfer efficiency and the refrigeration effect of the refrigeration system.
The utility model provides an integral type dual system refrigerating plant, its includes the casing, be provided with the extrinsic cycle wind channel in the casing, be provided with refrigerating system in the extrinsic cycle wind channel, refrigerating system includes extrinsic cycle fan, compressor, condenser, cold plate, a serial communication port, refrigerating system includes at least two sets ofly, and is two sets of refrigerating system horizontal parallel arrangement is in same in the casing, cold plate formula dual channel fluorine cold plate as an organic whole, fluorine cold plate intussuseption is filled with the refrigerant, every group be provided with oil-liquid separator in the refrigerating system respectively, the gas vent of compressor with oil-liquid separator's entrance point intercommunication, oil-liquid separator's exit end with pipeline intercommunication in the condenser, oil-liquid separator bottom is provided with the oil return opening, the oil return opening pass through oil pipe with the oil return opening intercommunication of compressor.
It is further characterized in that the method further comprises the steps of,
the double-pipeline fluorine cooling plate comprises an aluminum plate body, a copper pipe is embedded in the aluminum plate body, the compressor is communicated with the copper pipe through a pipeline, the refrigerant is filled in the copper pipe, and the pipeline passes through the condenser;
the number of the external circulation fans, the number of the compressors and the number of the condensers are two;
the number of the copper tubes on the aluminum plate body is consistent with that of the refrigeration systems, the copper tubes comprise two copper tubes, through grooves I and through grooves II which are arranged in an axisymmetric mode by taking the vertical central line of the aluminum plate body as an axis are formed in the aluminum plate body, the through grooves I and the through grooves II are S-shaped, the copper tubes I and the copper tubes II are embedded in the through grooves I and the through grooves II respectively, the copper tubes I are communicated with one of the compressors through pipelines I, the copper tubes II are communicated with the other compressor through pipelines II, refrigerants are filled in the copper tubes I and the copper tubes II respectively, the refrigerants are fluorine, and the pipelines I and the pipelines II pass through respective condensers 5 respectively;
the cold plate is fixed on the shell through screws, one side end of the cold plate corresponds to the lower part of the two groups of refrigerating systems, and the other side end of the cold plate is attached to the heating source;
the heating source is fixed on the support plate, and the other side end of the cold plate is fixed on the support plate through a screw.
The structure of the invention can achieve the following beneficial effects that the refrigeration system is arranged in the shell of the air conditioner or the heat exchanger to realize the refrigeration function, two groups of refrigeration systems are arranged in the shell, which is equivalent to the refrigeration capacity of at least two single-system refrigeration devices, thereby being capable of meeting the requirement of large refrigeration capacity, the two groups of refrigeration systems are transversely arranged in the same shell in parallel, and the fluorine cold plate is arranged at one side of the two groups of refrigeration systems in the shell, thereby greatly reducing the volume of the whole product, thereby reducing the occupied space volume, having high integration degree, and being capable of meeting the installation and use requirements of a heating source or indoor height or volume limited conditions; the oil-liquid separator is added in each group of refrigerating systems, and can separate the refrigerant from the lubricating oil, so that the lubricating oil of the compressor is prevented from entering the condenser and the cold plate along with the refrigerant, the lubricating oil is prevented from being adsorbed inside the cold plate, and the heat transfer efficiency and the refrigerating effect of the refrigerating systems are ensured.
Drawings
Fig. 1 is a schematic perspective view of a conventional single-system refrigeration apparatus;
FIG. 2 is a schematic front view of the present invention;
fig. 3 is a schematic perspective view of the components inside the housing according to the present invention.
Detailed Description
See fig. 2, fig. 3, an integral type dual system refrigerating plant, it includes casing 1, is provided with the extrinsic cycle wind channel in the casing 1, is provided with refrigerating system 2 in the extrinsic cycle wind channel, and refrigerating system includes extrinsic cycle fan 3, compressor 4, condenser 5, cold drawing 6, and refrigerating system includes at least two sets ofly, and refrigerating system 2 includes two sets ofly in this embodiment: the refrigeration system I21 and the refrigeration system II 22 are transversely arranged in parallel in the same shell 1, and the number of the external circulation fan 3, the compressor 4, the condenser 5 and the cold plate 6 is two;
the cold plate 6 is an integrated double-pipeline fluorine cold plate, the double-pipeline fluorine cold plate 6 comprises an aluminum plate body, a first through groove and a second through groove which are symmetrically arranged by taking the vertical central line of the aluminum plate body as an axis are formed in the aluminum plate body, the first through groove and the second through groove are S-shaped, a first copper pipe and a second copper pipe are respectively embedded in the first through groove and the second through groove, the first copper pipe is communicated with one compressor through the first pipeline, the second copper pipe is communicated with the other compressor through the second pipeline, refrigerants are respectively filled in the first copper pipe and the second copper pipe, the refrigerants are fluorine, the first pipeline and the second pipeline respectively pass through a condenser 5, and the first copper pipe and;
each group of refrigeration systems 2 is internally provided with an oil-liquid separator 7, an exhaust port 41 of the compressor 4 is communicated with an inlet end 71 of the oil-liquid separator 7, an outlet end 73 of the oil-liquid separator 7 is communicated with a pipeline in the condenser 5, the bottom of the oil-liquid separator 7 is provided with an oil return port 72, and the oil return port 72 is communicated with an air return port 41 of the compressor 4 through an oil pipe;
the cold plate 6 is fixed on the shell 1 through screws, and one side end of the cold plate 6 corresponds to the lower parts of the first refrigeration system 21 and the second refrigeration system 22;
the heating source 8 is fixed on the support plate, the other side end of the cold plate 6 is fixed on the support plate through a screw, and the other side end of the cold plate 6 is attached to the heating source 8 on the support plate.
The specific working principle is as follows: the device is applied to refrigeration and heat dissipation of heating sources such as a laser, a high-power LED lamp and the like, two compressors 4 respectively compress gaseous refrigerants into high-temperature and high-pressure refrigerant gas which is then discharged, the high-temperature and high-pressure refrigerant gas respectively flows into respective condensers 5 through a pipeline I and a pipeline II (not shown in the figure), then the high-temperature and high-pressure refrigerant gas is subjected to heat dissipation and temperature reduction through the condensers 5, the low-temperature and low-pressure liquid refrigerants flow out, the low-temperature and low-pressure liquid refrigerants respectively enter into respective fluorine cooling plates 6, the heating sources 8 are attached to the surfaces of the fluorine cooling plates 6, the cold quantity on the surfaces of the fluorine cooling plates 6 is absorbed, the temperature of the heating sources 8 is reduced, a refrigeration effect is generated, the refrigerants are evaporated into low-temperature and low-pressure gaseous refrigerants due to the absorption of heat, the, the refrigerant continuously circulates in the air conditioning system or the heat exchanger system to generate a refrigeration effect; when the compressor stops working, the refrigerant in the air conditioning system or the heat exchanger system stops flowing along with the compressor, and the refrigeration effect is not generated;
the compressor 4 compresses the gaseous refrigerant and respectively enters the respective oil-liquid separator from the exhaust port 41 and the pipeline, after the gaseous refrigerant is subjected to oil-liquid separation, the refrigerant enters the condenser from the outlet of the oil-liquid separator, and the lubricating oil enters the return port of the compressor from the oil return port at the bottom of the oil-liquid separator, so that the reduction of the refrigeration efficiency caused by the fact that the lubricating oil enters the condenser 5 and the fluorine cold plate 6 is avoided, and the stability of the refrigeration system is improved.

Claims (5)

1. The utility model provides an integral type dual system refrigerating plant, its includes the casing, be provided with the extrinsic cycle wind channel in the casing, be provided with refrigerating system in the extrinsic cycle wind channel, refrigerating system includes extrinsic cycle fan, compressor, condenser, cold plate, a serial communication port, refrigerating system includes at least two sets ofly, and is two sets of refrigerating system horizontal parallel arrangement is in same in the casing, cold plate formula dual channel fluorine cold plate as an organic whole, fluorine cold plate intussuseption is filled with the refrigerant, every group be provided with oil-liquid separator in the refrigerating system respectively, the gas vent of compressor with oil-liquid separator's entrance point intercommunication, oil-liquid separator's exit end with pipeline intercommunication in the condenser, oil-liquid separator bottom is provided with the oil return opening, the oil return opening pass through oil pipe with the oil return opening intercommunication of compressor.
2. The integrated dual-system refrigerating device according to claim 1, wherein the dual-pipe fluorine cooling plate comprises an aluminum plate body, a copper pipe is embedded in the aluminum plate body, the compressor is communicated with the copper pipe through a pipe, the copper pipe is filled with the refrigerant, and the pipe passes through the condenser.
3. An integrated dual system refrigeration unit as claimed in claim 2 wherein the number of external circulation fans, compressors and condensers is two.
4. The integrated dual-system refrigerating device according to claim 3, wherein the number of the copper pipes on the aluminum plate body is the same as that of the refrigerating systems, the number of the copper pipes is two, the aluminum plate body is provided with a first through groove and a second through groove which are symmetrically arranged by taking a vertical center line of the aluminum plate body as an axis, the first through groove and the second through groove are S-shaped, the first through groove and the second through groove are respectively embedded with a first copper pipe and a second copper pipe, the first copper pipe is communicated with one of the compressors through a first pipeline, the second copper pipe is communicated with the other compressor through a second pipeline, the first copper pipe and the second copper pipe are respectively filled with the refrigerant, and the first pipeline and the second pipeline respectively pass through the respective condensers.
5. An integrated dual-system refrigerating device as claimed in any one of claims 1 to 4, wherein the cold plate is fixed to the housing by screws, one side end of the cold plate corresponds to a lower portion of the two sets of refrigerating systems, and the other side end of the cold plate is attached to the heat generating source.
CN201911420752.2A 2019-12-31 2019-12-31 Integrated dual-system refrigerating device Pending CN110986187A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911420752.2A CN110986187A (en) 2019-12-31 2019-12-31 Integrated dual-system refrigerating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911420752.2A CN110986187A (en) 2019-12-31 2019-12-31 Integrated dual-system refrigerating device

Publications (1)

Publication Number Publication Date
CN110986187A true CN110986187A (en) 2020-04-10

Family

ID=70080271

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911420752.2A Pending CN110986187A (en) 2019-12-31 2019-12-31 Integrated dual-system refrigerating device

Country Status (1)

Country Link
CN (1) CN110986187A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114425651A (en) * 2022-03-08 2022-05-03 四川思创激光科技有限公司 A laser welding machine

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060213219A1 (en) * 2003-10-08 2006-09-28 Frank Beving Distributed condensing units
CN205014667U (en) * 2015-07-30 2016-02-03 青岛海尔特种电器有限公司 Two refrigerating system and super cryogenic refrigeration equipment
CN109114718A (en) * 2018-09-27 2019-01-01 克莱门特捷联制冷设备(上海)有限公司 Computer room compound air-conditioning system and its control method
CN208523114U (en) * 2018-06-03 2019-02-19 武汉麦丘科技有限公司 Cold plate and refrigeration system with it
CN211600909U (en) * 2019-12-31 2020-09-29 无锡莱多鑫科技有限公司 Integrated double-system refrigerating device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060213219A1 (en) * 2003-10-08 2006-09-28 Frank Beving Distributed condensing units
CN1878991A (en) * 2003-10-08 2006-12-13 谷轮公司 Distributed condensing units
CN205014667U (en) * 2015-07-30 2016-02-03 青岛海尔特种电器有限公司 Two refrigerating system and super cryogenic refrigeration equipment
CN208523114U (en) * 2018-06-03 2019-02-19 武汉麦丘科技有限公司 Cold plate and refrigeration system with it
CN109114718A (en) * 2018-09-27 2019-01-01 克莱门特捷联制冷设备(上海)有限公司 Computer room compound air-conditioning system and its control method
CN211600909U (en) * 2019-12-31 2020-09-29 无锡莱多鑫科技有限公司 Integrated double-system refrigerating device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114425651A (en) * 2022-03-08 2022-05-03 四川思创激光科技有限公司 A laser welding machine

Similar Documents

Publication Publication Date Title
CN112628963B (en) Double-cold-source heat pipe back plate multi-split air conditioning system and operation control method
CN103486752A (en) Power electronic device cooling system and distributed power generation system
CN112082282A (en) Single-working-medium cascade type brine refrigerating system and cooling system
CN114811997A (en) A new type of cooling device
CN202630266U (en) Cooling device for combined type pump driving annular heat pipe
CN102563763A (en) Dehumidifier
CN104654666A (en) Outdoor unit module of multi-split system and multi-split system with outdoor unit module
CN211600909U (en) Integrated double-system refrigerating device
CN110986187A (en) Integrated dual-system refrigerating device
CN106642768A (en) Air conditioning system
CN201917015U (en) Dehumidifier
CN113597211B (en) Pump cabinet, refrigeration system and refrigeration method
CN219856844U (en) Charging pile and hybrid cooling system thereof
CN111692636A (en) Energy-saving machine room air conditioning system
CN112902324B (en) Air conditioning system
CN216903126U (en) Battery heat management device and vehicle
CN214330856U (en) Integrated gas compression processing system
CN215529686U (en) A cold water cooling station system
CN203586612U (en) Outdoor unit module of multi-split system and multi-split system with outdoor unit module
CN211204524U (en) Secondary refrigerant refrigerating system and modular refrigerator
CN1815094A (en) Integral air conditioner
CN222688472U (en) A fluorine pump multi-connected dual-power natural cooling air conditioner
CN215808969U (en) Air conditioning unit without air-cooled condensation and heat dissipation mixed cold source
CN211600908U (en) Integrated refrigerating device
CN222670364U (en) Multi-connected double-power natural cooling air conditioner

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20200410