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WO2016165629A1 - Échangeur de chaleur à ailettes en spirale fixé par des supports de fixation - Google Patents

Échangeur de chaleur à ailettes en spirale fixé par des supports de fixation Download PDF

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Publication number
WO2016165629A1
WO2016165629A1 PCT/CN2016/079279 CN2016079279W WO2016165629A1 WO 2016165629 A1 WO2016165629 A1 WO 2016165629A1 CN 2016079279 W CN2016079279 W CN 2016079279W WO 2016165629 A1 WO2016165629 A1 WO 2016165629A1
Authority
WO
WIPO (PCT)
Prior art keywords
spiral
small bracket
finned tube
small
bracket
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.)
Ceased
Application number
PCT/CN2016/079279
Other languages
English (en)
Chinese (zh)
Inventor
高相启
程清丰
张金法
柴建新
申成兵
张平平
梁开
王东铖
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.)
Henan New Kelong Electrical Appliances Co Ltd
Original Assignee
Henan New Kelong Electrical Appliances 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 Henan New Kelong Electrical Appliances Co Ltd filed Critical Henan New Kelong Electrical Appliances Co Ltd
Publication of WO2016165629A1 publication Critical patent/WO2016165629A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00—Evaporators; Condensers
    • F25B39/04—Condensers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular 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
    • F28F1/34—Tubular 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 obliquely
    • F28F1/36—Tubular 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 obliquely the means being helically wound fins or wire spirals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/007—Auxiliary supports for elements
    • F28F9/013—Auxiliary supports for elements for tubes or tube-assemblies
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2339/00—Details of evaporators; Details of condensers
    • F25B2339/04—Details of condensers
    • F25B2339/045—Condensers made by assembling a tube on a plate-like element or between plate-like elements

Definitions

  • the invention relates to a rotary fin heat exchanger, in particular to a fixed bracket fastening rotary fin heat exchanger.
  • a spiral fin condenser including A spiral finned tube formed by a pleated strip having a predetermined width and spirally wound around a tube flowing through a fluid, characterized in that the spiral finned tube is first bent into a serpentine shape for horizontal arrangement by a horizontal fixing member And fixed, and then secondarily bent in the longitudinal direction of the first curved meandering, wherein the horizontal fixing member comprises a fixing device having a semi-cylindrical portion and an extending portion, the semi-cylindrical portion having an outer portion with the spiral finned tube An inner diameter having an equal surface diameter, the extending portion extends in parallel on both sides of the semi-cylindrical portion, and the fixing device is pressed by the pressing device so as to be tightly fitted to the outer surface of the spiral
  • the above invention patent has the following problems: 1. Since the bracket of the fixed spiral fin pipe needs to be bent out of the "semi-cylindrical portion", the stamping process required for processing the bracket is large, the punching die input is too large, and manual punching is required. A good sheet is bent in a semi-cylindrical shape, which is time-consuming and labor intensive; 2.
  • the semi-cylindrical portion is pressed by the pressing device so as to fit tightly to the outer surface of the spiral finned tube", here the spiral fin
  • the outer surface of the tube refers to the outer surface of the "pleat belt having a predetermined width and spirally wound on the tube flowing through the fluid", the mounting efficiency of the bracket at this place is low, the semi-cylindrical portion of the bracket and the spiral finned tube
  • the fixing is not tight and easy to loosen; 3.
  • the “semi-cylindrical portion has a portion extending parallel to both sides”, and the semi-cylindrical portion is pressed and fixed on the pleated belt of the spiral finned pipe by the pressing device, which is disadvantageous Heat dissipation; the above problems seriously affect the processing cost, efficiency, product quality and heat dissipation effect of such heat exchangers, which are urgently needed to be solved.
  • the technical problem to be solved by the present invention is to provide a fixed bracket buckled-wing fin heat exchanger, which has simple component structure, convenient processing, low cost, quick and efficient assembly between components, and firm fixation between components. Not easy to loose.
  • a fixed bracket fastening fin heat exchanger which comprises a spiral finned tube with a rolled layer structure, at least two sets of spiral finned tube flat fixing frames, and a plane fixing a connecting plate and a bottom fixing plate, the spiral finned tube of the rolled layer structure comprises a condensing tube and a spiral fin spirally wound around the condensing tube;
  • Each set of spiral finned tube plane fixing frame comprises a small bracket and a small bracket cover plate; the small bracket and the small bracket cover plate are arranged in a direction perpendicular to the pipeline direction of the spiral finned tube, and the upper part of the spiral finned tube of the rolled layer structure
  • the spiral finned tubes in the same plane are sandwiched between a set of small brackets and small bracket covers, and the small brackets and the small bracket covers are inserted and fixed to maintain the fixed between the spiral finned tubes in the same plane.
  • the spacing is simultaneously prevented from lateral displacement of the spiral finned tube in the same layer, the insertion and fixing structure is simple, the processing is convenient, and the installation is quick, and the spiral finned tubes in the upper layer of the spiral finned tube of the rolled layer structure are fixed by the plane of the spiral finned tube
  • the plane fixing bracket connecting plates at the end of the frame are connected and fixed to each other to ensure the vertical spacing of the adjacent two layers of spiral finned tubes, and at the same time prevent the vertical displacement of the upper and lower spiral finned tubes, and the parts are firmly fixed and are not easy to loose.
  • the spiral finned tube in the same plane at the bottom of the spiral finned tube of the rolled layer structure is vertically sandwiched between the small bracket and the small bracket cover of the two sets of spiral finned tube plane fixing brackets arranged in parallel, the small bracket and the small bracket
  • the bracket cover plate is inserted and fixed to ensure the fixed spacing between the spiral finned tubes in the same plane at the bottom of the spiral finned tube of the rolled layer structure, and the lateral displacement of the spiral finned tube in the same layer is prevented, and the insertion and fixing structure is simple.
  • the processing is convenient and the installation is quick.
  • the two sides of the spiral finned tube flat fixing frame are screwed by the same side end and the bottom fixing plate, and the corresponding spiral finned tube on each of the bottom fixed plate and the lower layer of the spiral finned tube
  • the ends of the plane fixing frame are connected and fixed by the plane fixing frame connecting plates to ensure the vertical spacing between the bottom and the adjacent upper two layers of the spiral finned tubes, and at the same time prevent the vertical displacement of the upper and lower two layers of the spiral finned tubes, between the components It is firmly fixed and is not easy to loosen.
  • the small bracket is formed by punching and bending a sheet to form a trough structure, and the trough structure comprises a small bracket bottom plate, a small bracket long side reinforcing rib, a small bracket limit card symmetrically arranged along a long side of the small bracket, and an end fitting a fixing plate; the middle portion of the small bracket bottom plate is symmetrically opened with at least two slots along the longitudinal direction, the slot is for facilitating heat dissipation of the spiral fin, and the plate of the slotted portion is bent upward by 90 degrees to form a small bracket limit card, so as to
  • the cover plate of the corresponding small bracket cover is matched with the spiral fin, and the spiral fin tube is limited in the circumferential direction of the spiral fin;
  • the two long sides of the small bracket bottom plate are respectively bent upward with a small bracket Long side ribs to increase the bending strength of the small bracket bottom plate, and to insert the spiral ribs between the long side ribs of the small bracket to further limit the displacement of the spiral fin tube tube
  • the position card and the corresponding end portion are inserted into the end insertion hole of the fixing plate position; the small bracket bottom plate and the cover bottom plate are respectively contacted with the outer edges of the spiral fins of each spiral fin tube at the corresponding position in the same horizontal plane, and match
  • the small bracket limit card and the cover limit card of the bending set form a spiral fin limit side wall, and two adjacent spiral fin limit side walls and a spiral finned tube corresponding to the same horizontal plane Spiral fin Contact, such two adjacent spiral fin limit sidewalls, small bracket bottom plate and cover bottom plate are fixed in the circumferential direction of the spiral fin of the corresponding one of the spiral finned tubes, and the small side of the same side is strengthened
  • the ribs of the ribs and the long side of the cover plate are inserted between the spiral fins and are in contact with the adjacent spiral fins to restrict the displacement of the spiral finned tube in the direction of the spiral finned tube, and the small bracket is inserted through the end inserting and fixing plate
  • the small bracket limit card and the cover limit card are respectively provided with reinforcing ribs.
  • the height of the long side reinforcing rib and the long side reinforcing rib of the small bracket are smaller than the radius of the spiral finned tube, so that the small bracket, the small bracket cover and the spiral finned tube are assembled, and the small bracket and the small bracket cover are assembled. There are more gaps between the plates to keep the heat dissipation of the condenser.
  • the bottom fixing plate is formed by punching and bending a sheet to form a right-angled structure.
  • the right-angled surface of the right-angled structure is respectively provided with a fixing hole for the refrigerator and a limiting hole for the spiral finned tube; the bottom fixing plate passes the screw
  • the spiral finned tube limiting hole and the fixing hole are screwed to the same side end of the spiral finned tube flat fixing frame on the same plane as the bottom of the spiral finned tube of the rolled layer structure, and the bottom fixing plate and the plane fixing frame are simultaneously fixed.
  • the connecting plates and the corresponding spiral finned tube flat holder ends on the adjacent lower layer spiral finned tubes are fixed to each other by screws.
  • the invention solves the problem that the spiral finned tube is not tightly fixed by inserting the small bracket and the small bracket cover plate to tighten the spiral finned tube, and the screw is fixed by the combination of the small bracket and the small bracket cover.
  • the finned tube can make the design of the bracket simpler, the stamping process and the mold of the small bracket are greatly reduced, the input cost and the processing efficiency are greatly improved; and the foundation of the small bracket strength is ensured.
  • the width of the upper bracket and the thickness of the material can be further reduced, thereby reducing the material cost; the small bracket and the small bracket cover are inserted through the end insertion holes on the small bracket cover, and only the end fittings are bent and fixed.
  • the end of the spiral fin tube can be fixed tightly, which improves the mounting efficiency of the bracket.
  • Figure 1 is a schematic view showing the overall structure of the present invention
  • Figure 2 is a schematic view showing the structure of the small stent of the present invention.
  • Figure 3 is a schematic view showing the structure of the small bracket cover of the present invention.
  • FIG. 4 is a cross-sectional structural view showing the spiral finned tube and the spiral finned tube flat holder of the rolled layer structure of the present invention being clamped to each other;
  • Fig. 5 is a schematic view showing the assembly structure of the planar spiral finned tube of the spiral finned tube plane fixing frame and the meandering serpentine structure of the present invention.
  • a fixed bracket fastening fin heat exchanger comprises a spiral finned tube with a rolled layer structure, seven sets of spiral finned tube flat fixing frames 2, and a flat fixing connecting plate 3
  • the spiral finned tube 1 of the winding structure comprises a condensation tube 11 and a spiral fin 12 spirally wound around the condensation tube 11;
  • Each set of spiral finned tube plane fixing frame 2 includes a small bracket 21 and a small bracket cover 22; the small bracket 21 and the small bracket cover 22 are disposed in a direction perpendicular to the pipeline direction of the spiral finned tube, and the winding structure is
  • the spiral finned tubes in the same plane of the upper portion of the spiral finned tube 1 are sandwiched between a set of small brackets 21 and a small bracket cover 22, and the small bracket 21 and the small bracket cover 22 are inserted and fixed, and the winding structure is
  • the spiral finned tubes of the upper spiral spiral tube 1 are connected and fixed to each other by the plane fixing frame connecting plate 3 at the end of the spiral finned tube flat fixing frame 2;
  • the spiral finned tube in the same plane at the bottom of the spiral finned tube 1 of the rolled layer structure is sandwiched between the small bracket 21 and the small bracket cover 22 of the two sets of spiral finned tube plane fixing brackets 2 arranged in parallel, and the small bracket 21 and the small bracket cover 22 are inserted and fixed, the two sets of spiral finned tube plane fixing frame 2 and the bottom fixing plate 4 are screwed by screws, and each bottom fixing plate 4 and the lower layer of the spiral wing
  • the ends of the corresponding spiral finned tube plane fixing brackets 2 on the sheet tube 1 are connected and fixed to each other by the plane fixing frame connecting plate 3.
  • the small bracket 21 is formed by punching and bending a sheet to form a groove structure, and the groove structure comprises a small bracket bottom plate 211, a small bracket long side reinforcing rib 212, and a small bracket limit symmetrically arranged along a long side of the small bracket.
  • the two long sides of the bracket bottom plate 211 are respectively bent upward to have a small bracket long side reinforcing rib 212; the two ends of the small bracket bottom plate 211 are bent upward to be provided with an end insertion fixing plate 214, and the end insertion fixing plate 214 is fixed.
  • the small bracket cover 22 is formed by sheet metal stamping, and is matched with the small bracket 21 of the slot structure.
  • the small bracket cover 22 includes a cover bottom plate 221 and a cover long side reinforcing rib 222. And the small bracket limit card 213 is matched with the cover position limiting card 223 which is bent and disposed, and the end insertion hole 224 corresponding to the position of the end insertion fixing plate 214; the small bracket bottom plate 211 and the cover bottom plate 221 are respectively identical
  • the outer edge of the spiral fin 12 of each spiral finned tube 1 at the corresponding position in the horizontal plane is contacted, and the small bracket limit card 213 and the cover limit card 223 which are matched with the bending arrangement are connected to form a spiral fin limit side wall.
  • the small bracket limit card 213 and the cover limit card 223 are respectively provided with reinforcing ribs 2131 and 2231.
  • the heights of the small bracket long side reinforcing rib 212 and the cover long side reinforcing rib 222 are smaller than the radius of the spiral finned tube 1.
  • the bottom fixing plate 4 is formed by punching and bending a sheet to form a right-angled structure, and the right fixing surface of the bottom fixing plate 4 of the right-angled structure is respectively provided with a fixing hole 41 for the refrigerator and a limiting hole 42 for the spiral finned tube;
  • the fixing plate 4 is screwed through the spiral finned tube limiting hole 42 and the fixing hole 2141 through the same side end of the two sets of spiral finned tube plane fixing frame 2 on the same plane as the bottom of the spiral finned tube 1 of the rolled layer structure,
  • the bottom fixing plate 4, the plane fixing frame connecting plate 3, and the corresponding spiral finned tube plane fixing frame 2 on the adjacent lower layer spiral finned tubes are connected and fixed by screws.
  • the spiral finned tube 1 tube is first bent into a serpentine plane structure, and then the seven sets of spiral finned tube flat fixing frame 2 are perpendicular to the spiral fin.
  • the tube tube 1 tube direction is respectively clamped on the spiral fin tube 1 of the serpentine plane structure;
  • the small bracket bottom plate 211 faces The lower and the small bracket limit card 213 are facing upward, and the spiral finned tube 1 is placed between the two small bracket limit cards 213, and the small bracket cover 22 is covered, so that each spiral finned tube 1 is on both sides.
  • the bracket limiting card 213 and the cover limiting card 223, the small bracket long side reinforcing rib 212 and the cover long side reinforcing rib 222 of the same side are inserted between the spiral fins 12 and are in contact with the adjacent spiral fins 12, and the small bracket
  • the height of the long side reinforcing rib 212 and the long side reinforcing rib 222 of the cover plate can just limit the displacement of the spiral fin 12 in the pipe direction, and the small bracket 21 capable of matching each of the spiral finned tubes 1 in the three-dimensional direction is ensured.
  • the small bracket cover 22 is fixed in position; the end insertion fixing plate 214 is pierced from the end insertion hole 224 of the small bracket cover, and the small bracket cover 22 is pressed downward and the end is inserted into the fixing plate 214.
  • the end bends 90° to contact the small bracket cover, and the spiral finned tube 1 is tightly sandwiched between the small bracket 21 and the small bracket cover 22; thereby ensuring the small bracket 21 and the small bracket cover 22
  • the spiral finned tube 1 can be completely fixed in the three-dimensional direction without the hidden trouble of the front and rear displacement of the spiral finned tube, and the technical problem is solved;
  • the spiral finned tube 1 of the serpentine plane structure holding the seven sets of spiral finned tube plane fixing frames 2 is wound and rolled to form a spiral finned tube of a rolled layer structure, the roll
  • the spiral finned tube of the layer structure may be in a desired shape such as being rolled into a shape, an S shape, or the like;
  • the bottom fixing plate 4 is fixed to the two sets of spiral finned tube plane fixing frames 2 at the bottom of the spiral finned tube 1 by screws, and then the planar fixing frame connecting plate 3 is passed through the screws. Fixing the bottom fixed plate and the spiral finned tube plane fixing frame 2 on the spiral finned tube 1 of the lower adjacent layer, and the end of the spiral finned tube flat fixing frame 2 of each layer of the spiral finned tube 1 is also The connecting plates 3 are connected to each other by screws and are fixed to each other to ensure the stability of the overall structure.
  • the present invention relates to a fixed bracket fastening fin heat exchanger, and the embodiments and figures are only preferred embodiments of the present invention, and are not limited to the present invention, and are generally related to the structure of the present invention. Approximate features and similarities should be within the scope of protection of the present invention.

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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

Selon l'invention, un échangeur de chaleur à ailettes en spirale fixé par des supports de fixation comprend un tube à ailettes en spirale (1) avec une structure à couches laminées, au moins deux groupes de supports de fixation plans de tube à ailettes en spirale (2) effectuant une fixation à l'extérieur du tube à ailettes en spirale (1), un panneau de raccord de support de fixation plan (3) et des panneaux de fixation inférieurs (4). Chacune des couches du tube à ailettes en spirale (1) au niveau de la partie supérieure du tube à ailettes en spirale (1) sont raccordées et fixées entre-elles par le panneau de raccord de support de fixation plan (3) à l'extrémité du support de fixation plan de tube à ailettes en spirale (2). Le tube à ailettes en spirale (1) dans le même plan au fond du tube à ailettes en spirale (1) est pris en sandwich entre deux groupes parallèles de supports de fixation plans de tube à ailettes en spirale (2), dont les extrémités du même côté sont en engagement fileté avec le panneau de fixation inférieur (4) grâce à une vis. Chaque panneau de fixation inférieur (4) est raccordé et fixé à l'extrémité du support de fixation plan de tube à ailettes en spirale (2) sur chaque couche du tube à ailettes en spirale (1) au niveau de la partie inférieure par le panneau de raccord de support de fixation plan (3). Les composants de l'échangeur de chaleur sont de structure simple, pratiques à traiter, et de faible coût. Les composants sont assemblés de façon rapide et efficace, fixés fermement, et ne se desserrent pas facilement.
PCT/CN2016/079279 2015-04-14 2016-04-14 Échangeur de chaleur à ailettes en spirale fixé par des supports de fixation Ceased WO2016165629A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510173869.0A CN104748446B (zh) 2015-04-14 2015-04-14 一种固定支架扣合旋翅热交换器
CN201510173869.0 2015-04-14

Publications (1)

Publication Number Publication Date
WO2016165629A1 true WO2016165629A1 (fr) 2016-10-20

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CN (1) CN104748446B (fr)
WO (1) WO2016165629A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104748446B (zh) * 2015-04-14 2017-12-01 河南新科隆电器有限公司 一种固定支架扣合旋翅热交换器
CN106239051B (zh) * 2016-08-23 2021-01-26 无锡嘉鼎机械科技有限公司 电烤箱热丝架及其制造工艺
CN114061150B (zh) * 2020-07-29 2023-04-07 芜湖美的厨卫电器制造有限公司 热交换器和热水装置

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US3934645A (en) * 1974-02-01 1976-01-27 Yuba Heat Transfer Corporation Finned tube protector
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CN203550728U (zh) * 2013-11-07 2014-04-16 张心才 加速通风换热固定方式的旋翅式热交换器
CN203758346U (zh) * 2014-03-13 2014-08-06 浙江同星制冷有限公司 一种换热器用新型边板固定件
CN104748446A (zh) * 2015-04-14 2015-07-01 河南新科隆电器有限公司 一种固定支架扣合旋翅热交换器
CN204630175U (zh) * 2015-04-14 2015-09-09 河南新科隆电器有限公司 一种固定支架扣合旋翅热交换器

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CN101696836A (zh) * 2009-09-25 2010-04-21 苏州乾雄金属材料有限公司 具有鳍片的螺旋式冷凝器
KR100992698B1 (ko) * 2010-03-30 2010-11-05 주식회사 하나 턴핀 응축기용 정렬브라켓
KR101223423B1 (ko) * 2012-07-04 2013-02-12 주식회사 하나 턴핀 응축기의 제조방법
CN203785506U (zh) * 2014-04-08 2014-08-20 浙江同星制冷有限公司 一种改进型换热器用边板固定件
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Publication number Priority date Publication date Assignee Title
US3934645A (en) * 1974-02-01 1976-01-27 Yuba Heat Transfer Corporation Finned tube protector
CN1928486A (zh) * 2005-09-05 2007-03-14 韩国邦迪株式会社 螺旋翅片冷凝器
CN203550728U (zh) * 2013-11-07 2014-04-16 张心才 加速通风换热固定方式的旋翅式热交换器
CN203758346U (zh) * 2014-03-13 2014-08-06 浙江同星制冷有限公司 一种换热器用新型边板固定件
CN104748446A (zh) * 2015-04-14 2015-07-01 河南新科隆电器有限公司 一种固定支架扣合旋翅热交换器
CN204630175U (zh) * 2015-04-14 2015-09-09 河南新科隆电器有限公司 一种固定支架扣合旋翅热交换器

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