CN106123651A - Heat exchanger with saddle - Google Patents

Heat exchanger with saddle Download PDF

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Publication number
CN106123651A
CN106123651A CN201610524945.2A CN201610524945A CN106123651A CN 106123651 A CN106123651 A CN 106123651A CN 201610524945 A CN201610524945 A CN 201610524945A CN 106123651 A CN106123651 A CN 106123651A
Authority
CN
China
Prior art keywords
heat exchanger
housing
shell
tube
cambered plate
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
CN201610524945.2A
Other languages
Chinese (zh)
Inventor
不公告发明人
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.)
LISHUI HUIJIN ELECTRICAL Co Ltd
Original Assignee
LISHUI HUIJIN ELECTRICAL 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 LISHUI HUIJIN ELECTRICAL Co Ltd filed Critical LISHUI HUIJIN ELECTRICAL Co Ltd
Priority to CN201410120054.1A priority Critical patent/CN104949552B/en
Priority to CN201610524945.2A priority patent/CN106123651A/en
Publication of CN106123651A publication Critical patent/CN106123651A/en
Pending legal-status Critical Current

Links

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
    • F28D7/00Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/16Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
    • F28D7/163Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation with conduit assemblies having a particular shape, e.g. square or annular; with assemblies of conduits having different geometrical features; with multiple groups of conduits connected in series or parallel and arranged inside common casing
    • F28D7/1669Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation with conduit assemblies having a particular shape, e.g. square or annular; with assemblies of conduits having different geometrical features; with multiple groups of conduits connected in series or parallel and arranged inside common casing the conduit assemblies having an annular shape; the conduits being assembled around a central distribution tube
    • 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
    • F28D7/00Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/16Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
    • F28D7/1607Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation with particular pattern of flow of the heat exchange media, e.g. change of flow direction
    • 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
    • F28F9/22Arrangements for directing heat-exchange media into successive compartments, e.g. arrangements of guide plates
    • 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
    • F28F9/24Arrangements for promoting turbulent flow of heat-exchange media, e.g. by plates
    • 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
    • F28F9/22Arrangements for directing heat-exchange media into successive compartments, e.g. arrangements of guide plates
    • F28F2009/222Particular guide plates, baffles or deflectors, e.g. having particular orientation relative to an elongated casing or conduit
    • F28F2009/226Transversal partitions
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2210/00Heat exchange conduits
    • F28F2210/10Particular layout, e.g. for uniform temperature distribution

Abstract

With the heat exchanger of saddle, mainly by housing, form at the bobbin carriage of housing both sides, the tube sheet between bobbin carriage and housing and the heat exchanger tube that is placed in housing.By spaced cambered plate and circular slab, the discharge orifice that forcing functions liquid alters course around circular slab after the centre bore of cambered plate flows through flows through, so that heat exchanger tube is adequately cooled, coolant is avoided to flow to the other end from shell one end is linear, the phenomenon that the center cooling concentrated for heat exchanger tube is not enough.

Description

Heat exchanger with saddle
Technical field
The present invention relates to the heat exchanger of a kind of band saddle, belong to the optimisation technique of heat exchanger.
Background technology
Heat exchanger is widely used in the industrial circles such as petrochemical industry, electric power, environmental protection.Heat exchanger generally includes bobbin carriage, pipe Plate, housing, multiple deflection plate, multiple heat exchanger tubes etc..Wherein deflection plate is in addition at the housing inner support heat exchanger tube of heat exchanger, Primarily serve and make fluid flow by specific path, improve the flow velocity of shell-side fluid, increase turbulent extent, improve heat-transfer character Effect.
The deflection plate of existing heat exchanger includes segmental baffle and spiral type deflection plate two kinds.
The flat board that common segmental baffle is flat, the most generally circular is cut into breach arch, along heat exchanger The axis direction interval of housing and heat exchanger tube is arranged, owing to heat exchanger tube is closely arranged in the middle of housing, and adjacent two deflection plate meetings Shell-side fluid flowing velocity distribution also can be caused unreasonable, and valid circulation area is less, and flow resistance is big, makes the main edge of coolant Interstitial flow between heat exchanger tube and housing, makes the heat exchanger tube being positioned at center cause heat exchange not owing to coolant flow is not enough Good, near the heat exchanger tube of housing owing to coolant flow is sufficient heat exchange relatively preferable, flow through the fluid of various heat exchange pipe from Heat exchanger is uneven in temperature even after flowing out.
Helical baffles is that along housing axis, polylith deflection plate is arranged to approximate helical face, makes the shell-side fluid of heat exchanger Flow the most continuously.Although making shell-side fluid liquid form more reasonable, increasing valid circulation area, reducing flow resistance, But compared with segmental baffle, helical baffles installation difficulty, processing cost is high, and Product Precision is difficult to ensure that, is unfavorable for work Industry standardization.
It is, thus, sought for a kind of simple in construction, heat exchanger tube cool down the heat exchanger being more uniformly distributed.
Summary of the invention
It is an object of the invention to: provide a kind of simple in construction, heat exchanger tube to cool down the heat exchanger being more uniformly distributed.
The technical scheme is that the heat exchanger of band saddle, mainly by housing 1, be positioned at the bobbin carriage 2 of housing 1 both sides, position Tube sheet 3 between bobbin carriage and housing and the heat exchanger tube 4 being placed in housing form;At the shell near shell one end edge External wall arranges shell-side fluid import 11, arranges shell side fluid outlet 12 at the housing exterior walls near housing other end edge, cold But liquid enters in housing from shell-side fluid import, flows through shell side fluid outlet out from heat exchanger tube gap;It is positioned at shell-side fluid to enter The bobbin carriage of mouth one end is provided with tube side fluid import 21, and another bobbin carriage is provided with tube side fluid outlet 22;Described heat exchanger tube Two ends are separately fixed on tube sheet, and the both ends open of heat exchanger tube lays respectively in bobbin carriage, from shell-side fluid in described housing Import arranges many group cambered plates 5 and circular slab 6 to interval, the direction of shell side fluid outlet;Cambered plate center is provided with centre bore cooling But liquid stream moves, and is provided with a circle discharge orifice along circular slab edge for coolant flow;Described Selection of Tubes in Heat Exchangers metal tube, at housing Lower section arranges saddle.
Housing two ends adjacent with tube sheet for cambered plate.
On the described shell-side fluid import 11 housing wall between tube sheet and first cambered plate.
On the described shell side fluid outlet 12 housing wall between tube sheet and first cambered plate.
Described tube sheet, cambered plate and circular slab are parallel to each other.
Centre bore area on one piece of cambered plate is equal to the area sum of all of discharge orifice on one piece of circular slab.
Dispersion arrangement around described heat exchanger tube centre bore on cambered plate.
Space is all left between any two heat exchanger tubes.
It is provided with fin at heat exchanger tube outer wall.
Described cambered plate and circular slab are welded on inner walls.
Beneficial effect
1, by spaced cambered plate and circular slab, forcing functions liquid alter course after the centre bore of cambered plate flows through from Discharge orifice around circular slab flows through, so that heat exchanger tube is adequately cooled, it is to avoid coolant is from shell one end linear type Flow to the other end, the phenomenon that the center cooling concentrated for heat exchanger tube is not enough.
Accompanying drawing explanation
Fig. 1 is the surface structure schematic diagram of the present invention;
Fig. 2 is the generalized section of the present invention;
Fig. 3 is the schematic diagram after Fig. 2 removes heat exchanger tube;
Fig. 4 is cambered plate structural representation;
Fig. 5 is circular plate structure schematic diagram.
Detailed description of the invention
As depicted in figs. 1 and 2, the heat exchanger of band saddle, the bobbin carriage 2 mainly by housing 1, being positioned at housing 1 both sides, it is positioned at pipe Tube sheet 3 between case and housing and the heat exchanger tube 4 being placed in housing form.Saddle is set below housing, for carrying The heat exchanger of saddle is fixed on ground or other equipment.Housing usually cylinder.
Shell-side fluid import 11 is set at the housing exterior walls near shell one end edge, near housing other end edge Housing exterior walls arranges shell side fluid outlet 12, and coolant enters in housing from shell-side fluid import, flows through shell from heat exchanger tube gap Journey fluid issuing flows out.
The bobbin carriage being positioned at shell-side fluid inlet end is provided with tube side fluid import 21, and another bobbin carriage is provided with tube side stream Body outlet 22;Described heat exchanger tube is strip pipe, and its two ends are separately fixed on tube sheet, the both ends open of heat exchanger tube position respectively In bobbin carriage, as it is shown on figure 3, arrange many from shell-side fluid import to interval, the direction of shell side fluid outlet in described housing Group cambered plate 5 and circular slab 6;As shown in Figure 4, cambered plate center is provided with centre bore and supplies coolant flow, as it is shown in figure 5, along circle Shape edges of boards edge is provided with a circle discharge orifice for coolant flow.
The liquid needing cooling enters bobbin carriage from tube side fluid import 21, then flows into the heat exchanger tube 4 being fixed on tube sheet, stream After being positioned at the heat exchanger tube of housing and being responsible for, flow into the bobbin carriage being positioned at housing opposite side, then export 22 out from tube side fluid.Cold But liquid flows in housing from shell-side fluid import 11, flows to the circular slab of next stage from cambered plate centre bore, then through circular edges of boards The discharge orifice of edge flows to the cambered plate of next stage, until flowing out from shell side fluid outlet 12.The mistake that coolant flows in housing Cheng Zhong, flows through from the gap of heat exchanger tube, takes away the heat on heat exchanger tube surface.Owing to cambered plate is arranged with circular slab gap, force The discharge orifice that coolant alters course around circular slab after the centre bore of cambered plate flows through flows through, and extends coolant in housing Flow process so that heat exchanger tube is adequately cooled, it is to avoid coolant flows to the other end from shell one end is linear, for The phenomenon of the center cooling deficiency that heat exchanger tube is concentrated.
Housing two ends adjacent with tube sheet for cambered plate, force coolant must from shell-side fluid import flow to centre bore or Force coolant must flow to shell side fluid outlet from centre bore, extend the flow process of coolant such that it is able to preferably take away The heat on heat exchanger tube surface.
On the described shell-side fluid import 11 housing wall between tube sheet and first cambered plate;Described shell side stream On body outlet 12 housing walls between tube sheet and first cambered plate.
Described coolant is water or oil.
Described Selection of Tubes in Heat Exchangers metal tube, is provided with fin or projection at heat exchanger tube outer wall, to expand and the connecing of coolant Contacting surface is amassed, in order to preferably dispel the heat.Its cross section generally circular in shape or oval, is preferably ellipse, makes heat exchanger tube surface The area contacted with coolant is bigger, and the thickness of liquid that the inside needs heat radiation is moderate, heat easily by heat exchanger tube absorb from And taken away by coolant.
Described cambered plate and circular slab are welded on inner walls.
Described tube sheet, cambered plate and circular slab are parallel to each other.
Centre bore area on one piece of cambered plate, equal to the area sum of all of small-sized discharge orifice on one piece of circular slab, has Help forcing functions liquid flow through various piece in housing with being more uniformly distributed.
Dispersion arrangement around described heat exchanger tube centre bore on cambered plate.
Space is all left, it is simple to coolant flows through the heat taking away heat exchanger tube surface between pipe between any two heat exchanger tubes Amount, helps liquid cooling in heat exchanger tube.
Above-described embodiment is intended merely to the purposes of the interpretation present invention, and is not limitation of the present invention, this technology The those of ordinary skill in field, in the essential scope of the present invention, makes a variety of changes or substitutes, also should belong to the guarantor of the present invention Protect category.

Claims (10)

1. the heat exchanger of band saddle, the bobbin carriage (2) mainly by housing (1), being positioned at housing (1) both sides, be positioned at bobbin carriage and housing it Between tube sheet (3) and be placed in housing heat exchanger tube (4) composition;Arrange at the housing exterior walls near shell one end edge Shell-side fluid import (11), is arranging shell side fluid outlet (12) near the housing exterior walls at housing other end edge, coolant from Shell-side fluid import enters in housing, flows through shell side fluid outlet out from heat exchanger tube gap;It is positioned at shell-side fluid inlet end Bobbin carriage be provided with tube side fluid import (21), another bobbin carriage be provided with tube side fluid outlet (22);Described heat exchanger tube two End be separately fixed on tube sheet, the both ends open of heat exchanger tube lays respectively in bobbin carriage, it is characterised in that: in described housing from Shell-side fluid import arranges to interval, the direction of shell side fluid outlet and organizes cambered plate (5) and circular slab (6) more;Cambered plate center sets There is centre bore for coolant flow, be provided with a circle discharge orifice along circular slab edge for coolant flow;Described Selection of Tubes in Heat Exchangers Metal tube, arranges saddle below housing.
The heat exchanger of band saddle the most according to claim 1, it is characterised in that: housing two ends adjacent with tube sheet for arch Plate.
The heat exchanger of band saddle the most according to claim 2, it is characterised in that: described shell-side fluid import (11) is positioned at On housing wall between tube sheet and first cambered plate.
The heat exchanger of band saddle the most according to claim 2, it is characterised in that: described shell side fluid outlet (12) is positioned at On housing wall between tube sheet and first cambered plate.
The heat exchanger of band saddle the most according to claim 1, it is characterised in that: described tube sheet, cambered plate and circular slab Parallel to each other.
The heat exchanger of band saddle the most according to claim 1, it is characterised in that: the centre bore area etc. on one piece of cambered plate The area sum of all of discharge orifice on one piece of circular slab.
The heat exchanger of band saddle the most according to claim 1, it is characterised in that: during described heat exchanger tube is on cambered plate Dispersion arrangement around central hole.
The heat exchanger of band saddle the most according to claim 1, it is characterised in that: all leave sky between any two heat exchanger tubes Gap.
The heat exchanger of band saddle the most according to claim 1, it is characterised in that: it is provided with fin at heat exchanger tube outer wall.
The heat exchanger of band saddle the most according to claim 1, it is characterised in that: described cambered plate and circular slab welding In inner walls.
CN201610524945.2A 2014-03-27 2014-03-27 Heat exchanger with saddle Pending CN106123651A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201410120054.1A CN104949552B (en) 2014-03-27 2014-03-27 Shell-and-tube heat exchanger
CN201610524945.2A CN106123651A (en) 2014-03-27 2014-03-27 Heat exchanger with saddle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610524945.2A CN106123651A (en) 2014-03-27 2014-03-27 Heat exchanger with saddle

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201410120054.1A Division CN104949552B (en) 2014-03-27 2014-03-27 Shell-and-tube heat exchanger

Publications (1)

Publication Number Publication Date
CN106123651A true CN106123651A (en) 2016-11-16

Family

ID=54164412

Family Applications (3)

Application Number Title Priority Date Filing Date
CN201410120054.1A Active CN104949552B (en) 2014-03-27 2014-03-27 Shell-and-tube heat exchanger
CN201610524945.2A Pending CN106123651A (en) 2014-03-27 2014-03-27 Heat exchanger with saddle
CN201610525985.9A Pending CN106197085A (en) 2014-03-27 2014-03-27 Heat exchanger with heat exchanger tube

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN201410120054.1A Active CN104949552B (en) 2014-03-27 2014-03-27 Shell-and-tube heat exchanger

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201610525985.9A Pending CN106197085A (en) 2014-03-27 2014-03-27 Heat exchanger with heat exchanger tube

Country Status (1)

Country Link
CN (3) CN104949552B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109312987B (en) * 2016-01-22 2021-10-15 杭州富尔顿热能设备有限公司 Heat exchanger tube assembly, heat exchanger and fluid heating system
RU2697213C1 (en) * 2018-11-06 2019-08-13 Александр Геннадьевич Шершевский Vertical shell-and-tube heat exchanger
CN111852658B (en) * 2020-07-24 2021-05-18 大连理工大学 High-temperature and high-pressure tube-shell type lubricating oil burning radiator

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1351738A (en) * 1970-04-21 1974-05-01 Serck Industries Ltd Tubular heat exchangers
DE2332200A1 (en) * 1973-06-25 1975-01-16 Richard Vad Tube-cluster plastic-layered heat-exchanger inset - has heat-proof plastics baffle plates with holes and plastics holder blocks
DE2657666A1 (en) * 1976-12-20 1977-12-22 Richard Vad Corrosion-resistant heat exchanger has heat-resistant plastic baffles - fixed by joggles to support bars welded to tube plates
CN1724957A (en) * 2005-06-16 2006-01-25 西安交通大学 Circular disk type chemical heat pump reactor
CN201032431Y (en) * 2007-04-17 2008-03-05 北京化工大学 Curved arch-shaped baffle plate shell-pipe type heat exchanger
CN103471431A (en) * 2013-09-26 2013-12-25 上海锅炉厂有限公司 Fixed tube-sheet heat exchanger with temperature control function

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR47660E (en) * 1937-06-16
CH449678A (en) * 1967-06-20 1968-01-15 Bertrams Ag Hch Tubular heat exchanger with liquid heat transfer medium
DE2744263C3 (en) * 1977-10-01 1982-01-07 Funke Wärmeaustauscher Apparatebau KG, 3212 Gronau Tubular heat exchanger
DE10328163A1 (en) * 2003-06-24 2005-01-13 Daimlerchrysler Ag Heat exchanger with a housing
CN201945216U (en) * 2010-07-06 2011-08-24 路辉 Totally-enclosed channel continuous type centerless pipe spiral baffle heat exchanger
CN201811610U (en) * 2010-09-29 2011-04-27 中原工学院 Multiple shell-side reverse flow acceleration shell-and-tube heat exchanger
CN202101582U (en) * 2011-01-14 2012-01-04 建业庆松集团有限公司 Disk ring type converging-diverging tube heat exchanger
CN203810987U (en) * 2014-03-27 2014-09-03 丽水市红点创意产品设计有限责任公司 Liquid cooler

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1351738A (en) * 1970-04-21 1974-05-01 Serck Industries Ltd Tubular heat exchangers
DE2332200A1 (en) * 1973-06-25 1975-01-16 Richard Vad Tube-cluster plastic-layered heat-exchanger inset - has heat-proof plastics baffle plates with holes and plastics holder blocks
DE2657666A1 (en) * 1976-12-20 1977-12-22 Richard Vad Corrosion-resistant heat exchanger has heat-resistant plastic baffles - fixed by joggles to support bars welded to tube plates
CN1724957A (en) * 2005-06-16 2006-01-25 西安交通大学 Circular disk type chemical heat pump reactor
CN201032431Y (en) * 2007-04-17 2008-03-05 北京化工大学 Curved arch-shaped baffle plate shell-pipe type heat exchanger
CN103471431A (en) * 2013-09-26 2013-12-25 上海锅炉厂有限公司 Fixed tube-sheet heat exchanger with temperature control function

Also Published As

Publication number Publication date
CN106197085A (en) 2016-12-07
CN104949552A (en) 2015-09-30
CN104949552B (en) 2016-10-19

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Application publication date: 20161116