CN114396809A - Heat exchanger - Google Patents

Heat exchanger Download PDF

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Publication number
CN114396809A
CN114396809A CN202111650214.XA CN202111650214A CN114396809A CN 114396809 A CN114396809 A CN 114396809A CN 202111650214 A CN202111650214 A CN 202111650214A CN 114396809 A CN114396809 A CN 114396809A
Authority
CN
China
Prior art keywords
heat exchanger
outer tube
water inlet
tube
inner tube
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
CN202111650214.XA
Other languages
Chinese (zh)
Inventor
季连翔
姚柳鹏
彭正
沈甜
许磊
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.)
Blauberg Environmental Systems Suzhou Co ltd
Original Assignee
Blauberg Environmental Systems Suzhou 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 Blauberg Environmental Systems Suzhou Co ltd filed Critical Blauberg Environmental Systems Suzhou Co ltd
Priority to CN202111650214.XA priority Critical patent/CN114396809A/en
Publication of CN114396809A publication Critical patent/CN114396809A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/053Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
    • F28D1/05316Assemblies of conduits connected to common headers, e.g. core type radiators
    • F28D1/05333Assemblies of conduits connected to common headers, e.g. core type radiators with multiple rows of conduits or with multi-channel conduits
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00Tubular elements; Assemblies of tubular elements
    • F28F1/10Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/24Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/007Auxiliary supports for elements
    • F28F9/013Auxiliary supports for elements for tubes or tube-assemblies
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/10Process efficiency

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

Abstract

The invention discloses a heat exchanger which at least comprises a plurality of fins which are parallel to each other and are distributed at equal intervals, an outer pipe which is wrapped in the fins, an inner pipe which is arranged in the outer pipe, and a support ring which is sleeved between the outer pipe and the inner pipe, wherein the outer pipe and the inner pipe are distributed at equal intervals in a plurality of parallel to each other, and media in the outer pipe are different from media in the inner pipe. The invention has the advantages that: the heat exchanger is a three-medium heat exchanger, fills the blank of the heat exchanger, improves the heat exchange efficiency and increases the heat exchange quantity.

Description

Heat exchanger
Technical Field
The invention belongs to the field of heat exchangers.
Background
A heat exchanger is a device that transfers part of the heat of a hot fluid to a cold fluid. The heat exchanger plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production. The main parts of the heat exchanger are fins and heat exchange tubes, and the heat exchanger has the functions of increasing the heat exchange area and improving the heat exchange efficiency. The existing fin type heat exchanger only has two media, namely a water-air heat exchanger and a refrigerant-air heat exchanger, and has the defects of low heat exchange efficiency, small heat exchange quantity and the like.
Disclosure of Invention
The invention aims to: the heat exchanger is provided, so that the heat exchange efficiency is improved, and the heat exchange quantity is increased.
The technical scheme of the invention is as follows: the utility model provides a heat exchanger, its includes a plurality of fins that are parallel to each other and equidistance distributes, wraps up the outer tube in the fin and set up inner tube in the outer tube, establish the support ring between outer tube and inner tube at the cover, wherein outer tube and inner tube are a plurality of parallel to each other and equidistance distributes, just media in the outer tube is different with the media in the inner tube.
On the basis of the technical scheme, the method further comprises the following subsidiary technical scheme:
the heat exchanger also comprises a support for fixing the outer pipe and the inner pipe, wherein the medium in the outer pipe is water, and the medium in the inner pipe is refrigerant, so that different media are provided for heat exchange.
The heat exchanger is characterized by further comprising a water inlet tank and a water outlet tank, wherein the water inlet tank is arranged at one end of the fin and communicated with the water inlet end of the outer pipe, the water outlet tank is arranged at the other end of the fin and communicated with the water outlet end of the outer pipe, the water inlet tank comprises a water inlet positioned at the upper end, an input pipe, an input port and an output port, the input pipe is arranged in the water inlet tank, positioned below the water inlet and communicated with the inner pipe, the input port and the output port are arranged on the input pipe, the input port is positioned above the output port, and water media are provided for heat exchange.
The water outlet tank comprises a water outlet arranged at the bottom of the water outlet tank, so that water can be drained conveniently.
The fins are located in the air flow medium, providing a third medium.
The pressure of the water inlet tank is 0.6-1.2MPa, the pressure of the inner pipe is 2.5-4.2MPa, and the pressure difference is ensured so as to ensure the effective operation of the system.
The refrigerant is Freon, azeotropic mixed working medium, hydrocarbon and ammonia for refrigeration.
The diameter range of the inner pipe is 6-9mm, and the diameter range of the outer pipe is 15-22mm, so that the structure is optimized, and the work is reliable.
The invention has the advantages that: the heat exchanger is a three-medium heat exchanger, fills the blank of the heat exchanger, improves the heat exchange efficiency and increases the heat exchange quantity.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a front view of the present invention with internal structural components partially exposed;
FIG. 2 is a view taken along line A-A of FIG. 1;
FIG. 3 is a side view of the present invention;
fig. 4 is a cross-sectional view taken along line B-B of fig. 3.
Detailed Description
Example (b): referring to fig. 1-3, an embodiment of a heat exchanger is disclosed, comprising: the fin structure comprises a plurality of fins 100 which are parallel to each other and distributed at equal intervals, an outer pipe 200 wrapped in the fins 100, an inner pipe 300 arranged in the outer pipe 200, a support ring 400 sleeved between the outer pipe 200 and the inner pipe 300, a water inlet tank 500 arranged at one end of each fin 100 and communicated with the water inlet end of the outer pipe 200, a water outlet tank 520 arranged at the other end of each fin 100 and communicated with the water outlet end of the outer pipe 200, a support 540 used for fixing the outer pipe 200 and the inner pipe 300, an input pipe 330 arranged in the water inlet tank 500, positioned below a water inlet 502 and communicated with the inner pipe 300, and an input port 310 and an output port 320 arranged on the input pipe 330. Wherein the outer tube 200 and the inner tube 300 are distributed in parallel and at equal intervals, and the medium in the outer tube 200 is different from the medium in the inner tube 300. The medium in the outer tube 200 is preferably water, while the medium in the inner tube 300 is a refrigerant, preferably freon, an azeotropic mixture, hydrocarbons, ammonia. The inner tube 300 has a diameter in the range of 6-9mm, while the outer tube 200 has a diameter in the range of 15-22 mm.
The outer tube 200 and the inner tube 300 are preferably copper tubes. The inlet tank 500 and the outlet tank 520 are coaxially disposed, the inlet port 310 is located above the outlet port 320, and the outlet tank 520 includes an outlet 522 disposed at the bottom of the outlet tank 520. The pressure of the water inlet tank 500 is 0.6-1.2MPa, and the pressure of the inner pipe 300 is 2.5-4.2 MPa.
The invention is a three-medium heat exchanger, namely a water-air heat exchanger or a water-refrigerant-air heat exchanger, fills the blank of the heat exchanger, improves the heat exchange efficiency and increases the heat exchange quantity.
It should be understood that the above-mentioned embodiments are only illustrative of the technical concepts and features of the present invention, and are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes or modifications made according to the spirit of the main technical scheme of the invention are covered in the protection scope of the invention.

Claims (8)

1. A heat exchanger, characterized in that it comprises at least: a plurality of fins (100) that are parallel to each other and equidistance distributes, parcel outer tube (200) in fin (100), and inner tube (300) of setting in outer tube (200), establish support ring (400) between outer tube (200) and inner tube (300), wherein outer tube (200) and inner tube (300) are a plurality of parallel and equidistance distributions of each other, just the media in outer tube (200) is different with the media in inner tube (300).
2. The heat exchanger according to claim 1, further comprising a support (540) for fixing an outer tube (200) and an inner tube (300), a medium in the outer tube (200) being water and a medium in the inner tube (300) being refrigerant.
3. The heat exchanger according to claim 2, further comprising a water inlet tank (500) disposed at one end of the fin (100) and communicated with the water inlet end of the outer tube (200), and a water outlet tank (520) disposed at the other end of the fin (100) and communicated with the water outlet end of the outer tube (200), wherein the water inlet tank (500) comprises a water inlet (502) at an upper end, an input tube (330) disposed in the water inlet tank (500) below the water inlet (502) and communicated with the inner tube (300), an input port (310) disposed on the input tube (330), and an output port (320), wherein the input port (310) is located above the output port (320).
4. The heat exchanger of claim 3, wherein: the water outlet tank (520) comprises a water outlet (522) arranged at the bottom of the water outlet tank (520).
5. The heat exchanger of claim 1 or 2 or 3 or 4, wherein: the fins (100) are located in an air flow medium.
6. The heat exchanger of claim 5, wherein: the pressure of the water inlet tank (500) is 0.6-1.2MPa, and the pressure of the inner pipe (300) is 2.5-4.2 MPa.
7. The heat exchanger of claim 2, wherein: the refrigerant is Freon, azeotropic mixed working medium, hydrocarbon and ammonia.
8. The heat exchanger of claim 5, wherein: the heat exchanger of claim 5, wherein: the inner tube (300) has a diameter in the range of 6-9mm, while the outer tube (200) has a diameter in the range of 15-22 mm.
CN202111650214.XA 2021-12-30 2021-12-30 Heat exchanger Pending CN114396809A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111650214.XA CN114396809A (en) 2021-12-30 2021-12-30 Heat exchanger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111650214.XA CN114396809A (en) 2021-12-30 2021-12-30 Heat exchanger

Publications (1)

Publication Number Publication Date
CN114396809A true CN114396809A (en) 2022-04-26

Family

ID=81228787

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111650214.XA Pending CN114396809A (en) 2021-12-30 2021-12-30 Heat exchanger

Country Status (1)

Country Link
CN (1) CN114396809A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201069327Y (en) * 2007-08-01 2008-06-04 中原工学院 Fin-bushing three-medium compound heat exchanger
CN209655577U (en) * 2019-02-21 2019-11-19 中山市沃雅安电器有限公司 Air-heater with water circulation type heating
CN212362916U (en) * 2020-03-25 2021-01-15 常州市常蒸热交换器科技有限公司 Double-refrigerant sleeve heat exchanger
WO2021154154A1 (en) * 2020-01-30 2021-08-05 Swep International Ab A plate heat exchanger
CN215261294U (en) * 2021-04-22 2021-12-21 沈阳建筑大学 Heat exchanger capable of switching double sources
CN217058432U (en) * 2021-12-30 2022-07-26 博乐环境***(苏州)有限公司 Heat exchanger

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201069327Y (en) * 2007-08-01 2008-06-04 中原工学院 Fin-bushing three-medium compound heat exchanger
CN209655577U (en) * 2019-02-21 2019-11-19 中山市沃雅安电器有限公司 Air-heater with water circulation type heating
WO2021154154A1 (en) * 2020-01-30 2021-08-05 Swep International Ab A plate heat exchanger
CN212362916U (en) * 2020-03-25 2021-01-15 常州市常蒸热交换器科技有限公司 Double-refrigerant sleeve heat exchanger
CN215261294U (en) * 2021-04-22 2021-12-21 沈阳建筑大学 Heat exchanger capable of switching double sources
CN217058432U (en) * 2021-12-30 2022-07-26 博乐环境***(苏州)有限公司 Heat exchanger

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