CN107388643A - A kind of air cooled condenser - Google Patents

A kind of air cooled condenser Download PDF

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Publication number
CN107388643A
CN107388643A CN201710735716.XA CN201710735716A CN107388643A CN 107388643 A CN107388643 A CN 107388643A CN 201710735716 A CN201710735716 A CN 201710735716A CN 107388643 A CN107388643 A CN 107388643A
Authority
CN
China
Prior art keywords
heat exchange
heat exchanger
exchanger tube
overall
overall inflation
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
CN201710735716.XA
Other languages
Chinese (zh)
Inventor
宁静红
张哲�
朱宗升
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.)
Tianjin University of Commerce
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Tianjin University of Commerce
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 Tianjin University of Commerce filed Critical Tianjin University of Commerce
Priority to CN201710735716.XA priority Critical patent/CN107388643A/en
Publication of CN107388643A publication Critical patent/CN107388643A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • F25B39/00Evaporators; Condensers
    • F25B39/04Condensers
    • 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
    • F25B2339/00Details of evaporators; Details of condensers
    • F25B2339/04Details of condensers

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

The present invention discloses a kind of air cooled condenser, including multiple overall inflation heat exchanger tubes, heat exchange tube unit is joined together to form by S-shaped trend by bridge piece between multiple overall inflation heat exchanger tubes, the refrigerant gas upstream end of heat exchange tube unit is connected to introduce the gas service pipes of refrigerant gas, the drain side connection refrigerant liquid manifold trunk of heat exchange tube unit;Overall inflation heat exchanger tube is molded over the heat exchange pipeline multiple arranged in a straight line and spaced apart between double-layer heat exchange plate including flat double-layer heat exchange plate and inflation;Overall inflation heat exchanger tube positions orifice sealing by the band flange formed on nest plate by swollen type and the nest plate of multiple spaced and parallel settings and is connected and grafting.The present invention is realized under compact space, effectively increases heat exchange area, reduces the heat transfer temperature difference of air cooled condenser, reduces kind of refrigeration cycle pressure ratio, reduces refrigeration compressor wasted work, improves performance of refrigerant systems.

Description

A kind of air cooled condenser
Technical field
The present invention relates to refrigeration technology field, and in particular to a kind of air cooled condenser.
Background technology
Air cooled condenser, the high-temperature high-pressure refrigerant of refrigeration compressor discharge are widely used in refrigeration and air conditioning system Gas carries out heat exchange in the heat exchanger tube of air cooled condenser with outside ambient air, releases heat and condenses into highly pressurised liquid, Conventional air cooled condenser is fin-tube heat exchanger, and processing technology is complicated, and heat transfer temperature difference is larger, causes condensation temperature liter Height, causes the increase of refrigeration compressor power consumption, and the thermal performance of system declines.If in guarantee identical condensation thermic load and outside Under shape size condition, heat exchange area is effectively improved, then can reduce heat transfer temperature difference, reduces condensation temperature, therefore, exploitation is efficiently changed The air cooled condenser of heat, to reduce heat transfer temperature difference, reduces the pressure ratio of refrigeration compressor, reduces the wasted work of refrigeration compressor, Improve the performance of refrigeration system, realize energy-conserving and environment-protective, have great importance.
The content of the invention
In view of the technical drawbacks of the prior art, it is an object of the present invention to provide a kind of air cooled condenser.
Technical scheme is used by realize the purpose of the present invention:
A kind of air cooled condenser, including multiple overall inflation heat exchanger tubes, lead between multiple overall inflation heat exchanger tubes Cross bridge piece and be joined together to form heat exchange tube unit by continuous S-shaped trend, the refrigerant gas of the heat exchange tube unit enters Enter the gas service pipes that end is connected to introduce refrigerant gas, the drain side connection refrigerant liquid of the heat exchange tube unit converges Collector;The overall inflation heat exchanger tube includes flat double-layer heat exchange plate and inflation is molded between the double-layer heat exchange plate Multiple arranged in a straight line and spaced apart heat exchange pipeline;The overall inflation heat exchanger tube passes through swollen type and multiple spaced and parallel settings Nest plate orifice sealing positioned by the band flange that is formed on nest plate be connected to be plugged in together.
From refrigerant gas approaching side to refrigerant liquid discharge side, the heat exchange pipeline of the overall inflation heat exchanger tube it is straight Footpath is sequentially reduced.
The double-layer heat exchange plate is double-deck aluminium sheet.
The heat exchange pipeline of each overall inflation heat exchanger tube is the identical tapered pipeline of structure.
The overall inflation heat exchanger tube of the present invention, it is described double due to being molded over including flat double-layer heat exchange plate and inflation The heat exchange pipeline that multiple straight lines on layer heat exchanger plates are set, overall finned cryogenic fluid pipeline is formed, and pass through multiple sets After piece assembling, it is connected with bridge piece connection, is realized under compact space, effectively increase heat exchange area, reduce wind The heat transfer temperature difference of air-cooled condenser, the pressure ratio of kind of refrigeration cycle is reduced, reduce the wasted work of refrigeration compressor, improve refrigeration system Performance, realize energy-conserving and environment-protective.
Brief description of the drawings
Fig. 1 show the schematic diagram of the air cooled condenser of the present invention.
Fig. 2 show cross section views of the Fig. 1 along line A-A.
Embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.It is it should be appreciated that described herein Specific embodiment only to explain the present invention, be not intended to limit the present invention.
Referring to shown in Fig. 1-2, a kind of air cooled condenser, including:
Refrigerant liquid manifold trunk 1, overall nest plate 2, the first overall inflation heat exchanger tube 3, the second overall inflation heat exchanger tube 4, First bridge piece 5, the 3rd overall inflation heat exchanger tube 6, the second bridge piece 7, the 4th overall inflation heat exchanger tube the 8, the 5th are overall Inflation heat exchanger tube 9, the 3rd bridge piece 10, the 6th overall inflation heat exchanger tube 11, gas service pipes 12, the 4th bridge piece 13, 5th bridge piece 14;
The first overall inflation heat exchanger tube 3, the second overall inflation heat exchanger tube 4, the 3rd overall inflation heat exchanger tube the 6, the 4th Overall inflation heat exchanger tube 8, the 5th overall inflation heat exchanger tube 9, the structure of the 6th overall inflation heat exchanger tube 11 are identical, including tabular Heat exchanger plates and inflation be molded over the heat exchange pipeline that multiple straight lines on the heat exchanger plates are set, the heat exchange pipeline of adjacent spaces Between form fin part, specifically by two layers of aluminium sheet by blowing-up technology machine-shaping, the pipeline portions between two layers of aluminium sheet are spread Hot pressing after graphite powder, compressed air are blown into hollow circular pipeline, and aluminium sheet thickeies successively, and compressed air pressure increases successively, shape Into hollow caliber gradually increase.
Described overall nest plate 2 has multiple, and shape is consistent, stamping forming band flange positioning aperture and the first overall inflation Heat exchanger tube 3, the second overall inflation heat exchanger tube 4, the 3rd overall inflation heat exchanger tube 6, the 4th overall inflation heat exchanger tube the 8, the 5th are overall Inflation heat exchanger tube 9, the appearance profile size of the 6th overall inflation heat exchanger tube 11 are consistent, and the first overall inflation heat exchanger tube 3, second is whole Body inflation heat exchanger tube 4, the 3rd overall inflation heat exchanger tube 6, the 4th overall inflation heat exchanger tube 8, the 5th overall inflation heat exchanger tube 9, Six overall inflation heat exchanger tubes 11 are respectively penetrated in band flange positioning aperture corresponding to overall nest plate 2, and make heat exchanger tube by swollen type Outer surface and the tight-lipped close fit of band flange positioning hole of overall nest plate 2.
Corresponding to multiple apertures on the refrigerant liquid manifold trunk 1 respectively with the first overall side of inflation heat exchanger tube 3 Corresponding circular orifice is welded to connect, the circular orifice of the opposite side of the first overall inflation heat exchanger tube 3 respectively with the first connecting bending One end of pipe 5 is welded to connect, and the other end of the first bridge piece 5 is corresponding with the second overall side of inflation heat exchanger tube 4 circular Aperture is welded to connect, and one end of the second overall opposite side of inflation heat exchanger tube 4 and the 5th bridge piece 14 is welded to connect, the 5th connection One end circular orifice of the other end of bend pipe 14 and the 3rd overall inflation heat exchanger tube 6 is welded to connect, the 3rd overall inflation heat exchanger tube 6 One end of other end circular orifice and the second bridge piece 7 be welded to connect, the other end of the second bridge piece 7 and the 4th overall Circular orifice corresponding to inflation heat exchanger tube 8 welds, the other end of the 4th overall inflation heat exchanger tube 8 and the one of the 4th bridge piece 13 End is welded to connect, and the other end of the 4th bridge piece 13 circular orifice corresponding with the 5th overall side of inflation heat exchanger tube 9 welds Connect in succession, one end of the 5th overall opposite side of inflation heat exchanger tube 9 and the 3rd bridge piece 10 is welded to connect, the 3rd bridge piece 10 One end circular orifice corresponding with one end of the 6th overall inflation heat exchanger tube 11 be welded to connect, the 6th overall inflation heat exchanger tube 11 The other end circular orifice respectively correspond to multiple apertures corresponding with gas service pipes 12 be welded to connect.
Further, including rectangular-shaped outer framework 15, there are two relative openends to be used to change with ambient air outside The circulation of air when hot, and the outside that the bridge piece of heat exchange unit is spelled in the nest plate, heat exchange unit and connection is located at, specifically , the outer framework 15 is welded for the steel plate at upper and lower, left and right four sides, and is connected with the corresponding end of the nest plate, such as Welding.
Specifically, the nest plate can use copper, aluminium or composite material to make, with the overall inflation heat exchanger tube phase Vertically it is plugged in together, forming orthogonal fin together with fin part between the adjacent heat exchange pipeline of overall inflation heat exchanger tube dissipates Heat structure.
In use, the blast pipe of the gas service pipes 12 and refrigeration compressor is welded to connect, refrigerant liquid manifold trunk 1 It is welded to connect with the entrance sleeve of reducing pressure by regulating flow element.
When refrigeration system is run, refrigeration compressor discharge high-temperature high-pressure refrigerant gas through gas service pipes 12 successively Into the 6th overall inflation heat exchanger tube 11, the 5th overall inflation heat exchanger tube 9, the 4th overall inflation heat exchanger tube 8, the 3rd overall inflation Heat exchanger tube 6, the second overall inflation heat exchanger tube 4, in the first overall inflation heat exchanger tube 3, heat is released with outside ambient air heat exchange Amount, condenses into liquid and is flowed out through refrigerant liquid manifold trunk 1.
It the above is only the structure for showing 6 overall inflation heat exchanger tubes, during specific implementation, the overall inflation heat exchanger tube Corresponding quantity can be arranged as required to and connected by bridge piece, can be 3, it is 4,5, even more more, specifically It is unlimited.
Described above is only the preferred embodiment of the present invention, it is noted that for the common skill of the art For art personnel, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications Also it should be regarded as protection scope of the present invention.

Claims (4)

  1. A kind of 1. air cooled condenser, it is characterised in that including multiple overall inflation heat exchanger tubes, multiple overall inflation heat exchange Heat exchange tube unit, the refrigeration of the heat exchange tube unit are joined together to form by continuous S-shaped trend by bridge piece between pipe Agent gas upstream end is connected to introduce the gas service pipes of refrigerant gas, the drain side connection refrigeration of the heat exchange tube unit Agent liquid manifold trunk;The overall inflation heat exchanger tube includes flat double-layer heat exchange plate and inflation is molded over the bilayer and changed Heat exchange pipeline multiple arranged in a straight line and spaced apart between hot plate;The overall inflation heat exchanger tube passes through swollen type and multiple intervals The nest plate be arrangeding in parallel positions orifice sealing by the band flange formed on nest plate and is connected to be plugged in together.
  2. 2. air cooled condenser as claimed in claim 1, it is characterised in that arranged from refrigerant gas approaching side to refrigerant liquid Go out side, the diameter of the heat exchange pipeline of the overall inflation heat exchanger tube is sequentially reduced.
  3. 3. air cooled condenser as claimed in claim 1, it is characterised in that the double-layer heat exchange plate is double-deck aluminium sheet.
  4. 4. air cooled condenser as claimed in claim 1, it is characterised in that the heat exchange pipeline of each overall inflation heat exchanger tube For the identical tapered pipeline of structure.
CN201710735716.XA 2017-08-24 2017-08-24 A kind of air cooled condenser Pending CN107388643A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710735716.XA CN107388643A (en) 2017-08-24 2017-08-24 A kind of air cooled condenser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710735716.XA CN107388643A (en) 2017-08-24 2017-08-24 A kind of air cooled condenser

Publications (1)

Publication Number Publication Date
CN107388643A true CN107388643A (en) 2017-11-24

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112378123A (en) * 2020-11-04 2021-02-19 上海交通大学 Efficient flow-equalizing low-resistance reducing solar photovoltaic/photothermal heat collection/evaporator

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101261058A (en) * 2008-03-19 2008-09-10 华东理工大学 Evaporation condenser applying harmonica-shaped tube
CN102062501A (en) * 2009-11-12 2011-05-18 乐金电子(天津)电器有限公司 Heat exchanger structure and assembly method thereof
CN102445100A (en) * 2011-12-21 2012-05-09 天津商业大学 Heat exchange tube unit, finned tube air-cooled condenser and cooling air evaporator
CN105202960A (en) * 2015-10-10 2015-12-30 安陆火凤凰铝材有限责任公司 Aluminum tube type heat exchanger
CN105571369A (en) * 2016-01-06 2016-05-11 浙江思科国祥制冷设备有限公司 Finned heat exchange pipe formed through die pressing and vacuum brazing
CN105928399A (en) * 2016-06-20 2016-09-07 江苏迈能高科技有限公司 Blowing expansion type plate heat exchanger and manufacturing method thereof
CN207180104U (en) * 2017-08-24 2018-04-03 天津商业大学 A kind of air cooled condenser

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101261058A (en) * 2008-03-19 2008-09-10 华东理工大学 Evaporation condenser applying harmonica-shaped tube
CN102062501A (en) * 2009-11-12 2011-05-18 乐金电子(天津)电器有限公司 Heat exchanger structure and assembly method thereof
CN102445100A (en) * 2011-12-21 2012-05-09 天津商业大学 Heat exchange tube unit, finned tube air-cooled condenser and cooling air evaporator
CN105202960A (en) * 2015-10-10 2015-12-30 安陆火凤凰铝材有限责任公司 Aluminum tube type heat exchanger
CN105571369A (en) * 2016-01-06 2016-05-11 浙江思科国祥制冷设备有限公司 Finned heat exchange pipe formed through die pressing and vacuum brazing
CN105928399A (en) * 2016-06-20 2016-09-07 江苏迈能高科技有限公司 Blowing expansion type plate heat exchanger and manufacturing method thereof
CN207180104U (en) * 2017-08-24 2018-04-03 天津商业大学 A kind of air cooled condenser

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112378123A (en) * 2020-11-04 2021-02-19 上海交通大学 Efficient flow-equalizing low-resistance reducing solar photovoltaic/photothermal heat collection/evaporator

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Application publication date: 20171124

RJ01 Rejection of invention patent application after publication