CN105466257B - Efficient detachable all-welded heat-exchangers of the plate type - Google Patents

Efficient detachable all-welded heat-exchangers of the plate type Download PDF

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Publication number
CN105466257B
CN105466257B CN201610019021.7A CN201610019021A CN105466257B CN 105466257 B CN105466257 B CN 105466257B CN 201610019021 A CN201610019021 A CN 201610019021A CN 105466257 B CN105466257 B CN 105466257B
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China
Prior art keywords
plate
heat exchange
heat
fluid
welded
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CN201610019021.7A
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Chinese (zh)
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CN105466257A (en
Inventor
赵弘毅
赵以顺
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Xi'an Red Light Energy Technology Engineering Co Ltd
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Individual
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Priority to CN201610019021.7A priority Critical patent/CN105466257B/en
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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
    • F28D9/00Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D9/0006Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the plate-like or laminated conduits being enclosed within a pressure vessel
    • 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
    • F28D9/00Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D9/0031Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other
    • F28D9/0037Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other the conduits for the other heat-exchange medium also being formed by paired plates touching each other
    • 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
    • F28D9/00Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D9/0031Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other
    • F28D9/0043Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other the plates having openings therein for circulation of at least one heat-exchange medium from one conduit to another
    • F28D9/0056Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other the plates having openings therein for circulation of at least one heat-exchange medium from one conduit to another with U-flow or serpentine-flow inside conduits; with centrally arranged openings on the 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
    • F28F9/007Auxiliary supports for elements
    • F28F9/0075Supports for plates or plate assemblies
    • 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
    • F28F9/02Header boxes; End plates
    • F28F9/04Arrangements for sealing elements into header boxes or end plates
    • F28F9/06Arrangements for sealing elements into header boxes or end plates by dismountable joints
    • F28F9/12Arrangements for sealing elements into header boxes or end plates by dismountable joints by flange-type connections
    • 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
    • F28F9/02Header boxes; End plates
    • F28F9/04Arrangements for sealing elements into header boxes or end plates
    • F28F9/16Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling
    • F28F9/18Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding
    • 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
    • F28F2225/00Reinforcing means
    • F28F2225/08Reinforcing means for header boxes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2250/00Arrangements for modifying the flow of the heat exchange media, e.g. flow guiding means; Particular flow patterns
    • F28F2250/04Communication passages between channels
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2275/00Fastening; Joining
    • F28F2275/06Fastening; Joining by welding

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

Abstract

The invention discloses efficient detachable all-welded heat-exchangers of the plate type, including heat exchanger, one layer or multilayer heat exchange unit are provided with heat exchanger;In the every heat exchange unit of each layer, the identical heat exchange plate of shape set including multiple superpositions, the sealing means between two adjacent heat exchange plates are the first relative side welded seal successively staggeredly or the second relative side welded seal two-by-two, with formed between heat exchanger plate piece plate body staggeredly, independent snakelike thermal source runner or snakelike low-temperature receiver runner;The low-temperature receiver stream socket of each heat exchange unit or heat source fluid gateway are each connected from beginning to end successively, to form independent snakelike heat source passages system or snakelike low-temperature receiver channel system.The efficient detachable all-welded heat-exchangers of the plate type convenient disassembly, the thermal efficiency are high.

Description

Efficient detachable all-welded heat-exchangers of the plate type
Technical field
The invention belongs to heat exchanger technology field, and in particular to efficient detachable all-welded heat-exchangers of the plate type.
Background technology
Heat-exchangers of the plate type is mainly used in liquid-liquid as a kind of advanced high-efficiency compact heat exchanger, between vapour-liquid The transmission of heat exchange, the fluid for making heat pass to the relatively low fluid of temperature by the higher fluid of temperature or making temperature relatively low lead to Crossing absorption heat raises its temperature, so as to reach the purpose of quick heat exchange, is widely used in chemical industry, biological medicine, food Product industry, the heating in the field such as shipbuilding industry, condensation, steam condensation, the stripping of monomer are the concentration of solution, polymerization, degassing, mixed Close.Such as in chemical industry hydrazine manufacture reaction solution cooling, steam it is condensing, in alcoholic fermentation gas alcohol it is condensing, Cool down formalin, ammoniacal liquor, carbonic acid ammoniacal liquor, the condensation to methanol steam.Such as in medical industry cool down yeast, cooling butanol, Cool down ethylene glycol, the heating in antibiotics production to fermentation media, sterilization, recuperation of heat and cooling.Such as in the food industry Monosodium glutamate solution is cooled down, sterilization, cooling, heating liquid glucose to glucose solution, cooling liquid glucose.In fertilizer processing, It is applied to nitrogen, carbon dioxide cooling etc..In HVAC industry, vapour-water, water-hydrothermal exchange are also widely used for Heating system and vapour-water, the hot water supply system of water-hydrothermal exchange.With under industrial constantly progress and environmental requirement Energy-saving and emission-reduction, and under the high request for reducing hold facility place and building low cost, the requirement to heat exchanger is also more next It is higher.
Shell-and-tube heat exchanger traditional at present has been widely used in petrochemical industry, biology doctor with detachable plate heat exchanger Many heat exchange production fields such as medicine, food industry, central heating.But due to shell-and-tube heat exchanger, its volume is big, heat exchange efficiency Low, energy-saving effect is poor, and dismantle, maintenance, cleaning are inconvenient and in constantly updating state by novel heat exchanger, but shell Formula heat exchanger can high temperature high voltage resistant.Although detachable plate heat exchanger heat exchange efficiency is high, need to change throughout the year rubber gasket into The reason such as this height and rubber gasket non-refractory, high pressure and be insufficient for the working condition requirement of every profession and trade.With pipe shell type heat exchange Exemplified by device, traditional shell-and-tube heat exchanger structure by end socket, cylinder, bobbin carriage, flange, heating surface bank, deflection plate, saddle bracket, connect The compositions such as pipe and heat-transfer pipe are straight tube, and for wall thickness in more than 2mm, tube side is mostly one way, and pipe is longer, open ended in unit volume Heat exchange area is smaller, causes heat-transfer effect relatively low, and its structure is not easy to remove, causes after fouling not easy cleaning.Furthermore structure is not tight Gather, floor space is big, and building cost height requires higher for equipment building arrangements.Again by taking dismountable board type heat exchanger as an example, Its profile is made up of fixed pressure plate, movable pressure plate, framework, pull bar, rubber sheet gasket, heat exchange plate piece etc., due to plate Between sealed by rubber gasket, and the material property of elastomeric material in itself has limited to the application of dismountable board type heat exchanger Scope, it is worked at specific temperature and pressure, it is impossible to bear high temperature, high pressure and be not applied for all applying work Condition.Existing welded plate heat exchanger is mostly non-dismountable formula, all closure welding of hot and cold runner, cold and hot Jie between heat transferring plate Matter carries out heat exchange in runner is blocked, when runner fouling or it is blocked when because of runner, all closure welding will be unable to scale removal and clear Wash blocking.
The content of the invention
The technical problems to be solved by the invention are to be directed to above-mentioned the deficiencies in the prior art, there is provided a kind of convenient disassembly, The high efficient detachable all-welded heat-exchangers of the plate type of heat transfer efficiency.
In order to solve the above technical problems, the technical solution adopted by the present invention is, and efficient detachable all-welded heat-exchangers of the plate type, bag Heat exchange unit is included, one layer or multilayer heat exchange unit are provided with heat exchange unit;In each layer of heat exchange unit, including Multiple to be superimposed the identical heat exchange plate of shape set, the sealing means between two adjacent heat exchange plates are two-by-two The first relative side welded seal or the second relative side welded seal staggeredly successively, with the shape between heat exchanger plate piece plate body Into staggeredly, independent snakelike thermal source runner or snakelike low-temperature receiver runner;The low-temperature receiver stream socket or heat source stream of each heat exchange unit Body gateway is each connected from beginning to end successively, to form independent snakelike heat source passages system or snakelike low-temperature receiver channel system;
Wherein:The the first relative side for naming heat exchange plate is b1End and b2End, the second relative side is c1End and c2 End;Naming heat source fluid and low-temperature receiver fluid, one of them is e fluids, and another is f fluids.
Further, each heat exchange unit is arranged in a cube frame, six faces of framework with corresponding method Orchid is detachably connected by attachment means.
Further, the heat exchange plate that the plurality of superposition is set is connected between framework by double V-shaped support, described double V-type support includes the first V-type rack body and the second V-type rack body to link together backwards, the transverse direction of the double V-shaped support Section is " cross " type;The madial wall of the first V-type rack body is connected with the end face of heat exchange plate, the 2nd V The madial wall of type rack body two side adjacent with the prism of framework is connected.
Further, on the framework, and b1End and b2Face and c where holding1End and c2It is arranged at intervals on face where holding There is baffling wing plate, the baffling wing plate moves towards with the heat exchange plate 3 in place face for consistent left and right, and b1End and b2End institute When baffling wing plate on corresponding surface is mapped in the parallel surface parallel with the face, the baffling wing plate respectively mapped is staggered;c1End and c2End When baffling wing plate on corresponding face is mapped in the parallel surface parallel with the face, the baffling wing plate respectively mapped is staggered;
And the lateral wall of baffling wing plate and framework respective side lateral wall flush, baffling wing plate are used to stop by preceding layer heat The e fluids or f fluids of outflow, to change its flow direction, and are enabled its flow into the heat exchange unit of adjacent layer in crosspoint, with Make to form snakelike e fluid passages or the snakelike f fluid passages that head and the tail are connected between the heat exchange unit of adjacent layer.
Further, it is vertical on the madial wall of two flanges parallel with heat exchange plate and be arranged at intervals with multiple Pretension muscle, the end of each pretension muscle are connected with a pretension plate parallel with flange, and pretension plate is used for the heat friendship for being placed on outer layer Change on plate, to make to be brought into close contact between each heat exchange plate in the presence of pretension muscle.
Further, reinforcing plate is provided with the outside of each flange, is connected with each other between reinforcing plate, is used for being formed The installation lattice of insulation material are placed, and cover plate is additionally provided with the outside of reinforcing plate, cover plate is used for sealing thermal insulation material.
Further, when being suppressed with concaveconvex structure on every a piece of heat exchanger plate piece, and fastening, adjacent heat exchanger plates piece Between bulge-structure be brought into close contact.
Further, the baffling wing plate includes baffling wing plate body, and baffling wing plate body is the cuboid knot of open at one end Structure, be hollow cavity in rectangular parallelepiped structure, the both ends of baffling wing plate body are arranged on framework, its opening one facing to frame In frame, its opening end is used to place and one group of clamping or multigroup heat exchange plate, baffling wing plate body are with heat exchange plate Consistent left and right is moved towards and comes to be spaced apart on the side plate of flow direction backwards to be provided with multiple spout holes, and spout hole is used to make card The fluid outflow being held between the heat exchange plate in opening.
Further, should be positioned at the b of heat exchange plate1End and/or b2On the flange at end, c1End and/or c2On the flange at end Fluid inlet and fluid discharge outlet are provided with, so that the e fluid courses in the heat exchange unit of first layer and extraneous e fluid circuits It is connected;So that and the f fluid courses in last layer of heat exchange unit is connected with extraneous f fluid circuits, by heat hand over F fluids discharge after changing.
The invention also discloses a kind of efficiently detachable all-welded heat-exchangers of the plate type combination, comprising above-mentioned multiple in the present invention Efficient detachable all-welded heat-exchangers of the plate type, and multiple efficiently detachable all-welded heat-exchangerss of the plate type are connected in series or in parallel.
Efficiently detachable all-welded heat-exchangers of the plate type of the invention, has the following advantages that:1. one layer is provided with heat exchange unit Or multilayer heat exchange unit, high temperature fluid medium carry out multiple baffling in a heat exchanger so that fluid media (medium) is in heat exchange Heat-exchange time is extended in device, increases the heat exchange area in unit volume, both sides fluid media (medium) is sufficiently exchanged heat, Heat exchange efficiency has significant raising.
2. mutually being sealed by the way of welding between two adjacent heat exchange plates two-by-two, it ensure that heat exchanger can be born The condition of HTHP.
3. two-by-two the sealing means between two adjacent heat exchange plates for the first relative lateral end seal successively staggeredly or Person second the convenient runner for cleaning heat exchange plate and being formed, avoids blocking, ensure that the quality of product with respect to lateral end seal.
4. heat exchange unit is arranged in cube frame, six faces of framework are respectively connected with flange, and flange plays sealing And the effect for exporting fluid, good sealing effect, and required element is few.
5. flange is provided with reinforcing plate, insulation material is filled with the installation lattice formed, lid is installed on insulation material Plate is used for sealing thermal insulation material, and being welded on square flange or rectangle flange it using reinforcing plate act as the square method of i.e. reinforcement Blue or rectangle strength of flange is also incubated to efficient detachable all-welded heat-exchangers of the plate type.
6. per multiple baffling wing plates are arranged at intervals with heat exchange unit, fluid flows in runner, and fluid media (medium) is from layer Stream mode fast transition is turbulence state, so as to intensify heat transfer, improves heat exchange efficiency.
7. when equipment carries out assembly and disassembly maintenance, efficient detachable all-welded heat-exchangers of the plate type flexibly can be installed or torn open Unload.
Required 8. being dropped according to the drag overall of the working condition requirement of heat transfer medium and equipment, the efficient board-like heat exchange of detachable all-welded Flexible combination can be carried out between device, both can separate unit using and also more be used in parallel or in series.
9. setting concaveconvex structure on heat exchange plate, between this plate supported each other, runner will be formed, cold and hot thing can be made Stream body passes through.Material is in netted flowing along plate face, and velocity magnitude and direction constantly change, thus evoke the strong turbulence of material, It is improved heat transfer efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of efficiently detachable all-welded heat-exchangers of the plate type of the invention;
Fig. 2 is efficiently detachable all-welded heat-exchangers of the plate type main view profile of the invention;
Fig. 3 is efficiently detachable all-welded heat-exchangers of the plate type top plan view of the invention;
Fig. 4 is efficiently detachable all-welded heat-exchangers of the plate type left view half-sectional view of the invention;
Fig. 5 is the stereogram of efficiently detachable all-welded heat-exchangers of the plate type of the invention;
Fig. 6 is the structural representation of double V-shaped support in efficiently detachable all-welded heat-exchangers of the plate type of the invention;
Fig. 7 is the structural representation of baffling wing plate in efficiently detachable all-welded heat-exchangers of the plate type of the invention;
Fig. 8 is the structural representation for the flange that pretension plate is provided with efficiently detachable all-welded heat-exchangers of the plate type of the invention;
Fig. 9 is the structural representation for the flange that reinforcing plate is provided with efficiently detachable all-welded heat-exchangers of the plate type of the invention;
Figure 10 is a kind of structural representation of heat exchange plate in efficiently detachable all-welded heat-exchangers of the plate type of the invention;
Figure 11 is the flow graph of fluid in efficiently detachable all-welded heat-exchangers of the plate type of the invention;
Wherein:1. heat exchange unit;2. heat exchange unit;3. heat exchange plate;4. framework;5. baffling wing plate, 5-1. foldings Flow wing plate body, 5-2. spout holes, 5-3. gusseted plates;6. flange;7. support column attachment means;8. the first connecting hole;9. Second connecting hole;10. long column bolt;11. pretension muscle;12. pretension plate;13. reinforcing plate;14. lattice are installed;15. cover plate;16. couple V Type support, 16-1. the first V-type rack bodies, 16-2. the second V-type rack bodies, 16-3. connecting ribs;A.e fluid inlets;b. E fluid issuings after heat exchange;C.f fluid inlets;D. f fluid issuings after heat exchange.
Embodiment
As shown in figure 1, the present invention efficiently detachable all-welded heat-exchangers of the plate type, including heat exchange unit 1, the heat exchange list One layer or multilayer heat exchange unit 2 are provided with member 1;In each layer every heat exchange unit 2, including multiple superpositions are set The identical heat exchange plate 3 of shape, two-by-two the sealing means between two adjacent heat exchange plates 3 for successively staggeredly First relative side welded seal or the second relative side welded seal, to be formed between heat exchanger plate piece plate body staggeredly, solely Vertical snakelike thermal source runner or snakelike low-temperature receiver runner;The low-temperature receiver stream socket or heat source fluid of each heat exchange unit 2 go out Entrance is each connected from beginning to end successively, to form independent snakelike heat source passages system or snakelike low-temperature receiver channel system;Wherein: The the first relative side for naming heat exchange plate is b1End and b2End, the second relative side is c1End and c2End;Name heat source fluid One of them is e fluids with low-temperature receiver fluid, and another is f fluids.The number of the heat exchange of fluid in unit volume is added, is carried The high thermal efficiency.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, efficiently detachable all-welded heat-exchangers of the plate type, each heat exchange unit 2 are set the present invention It is placed in a cube frame 4.Six faces of framework 4 are detachably connected with corresponding flange 6 by attachment means.As Fig. 1, Shown in Fig. 5 and Fig. 9, the first connecting hole 8 that attachment means include being opened on the corresponding prism of framework 4, the edge of flange 6 is opened in Second connecting hole 9, and through the first connecting hole 8 and the long column bolt 10 of the second connecting hole 9.It is completely embedded, good airproof performance, and Convenient dismounting.
As shown in Figure 2 and Figure 6, the heat exchange plate 3 that multiple superpositions are set is connected between framework 4 by double V-shaped support 16 Connect, double V-shaped support includes the first V-type rack body 16-1 and the second V-type rack body 16-2 to link together backwards, this pair The lateral cross section of V-type support is " cross " type;First V-type rack body 16-1 madial wall and the end of heat exchange plate 3 Face is connected, and the two side that the second V-type rack body 16-2 madial wall is adjacent with the prism of framework 4 is connected.First V-type The end face of rack body 16-1 madial wall and heat exchange plate 3 is welded to connect, the second V-type rack body 16-2 madial wall with Weld the two side that the prism of framework 4 is adjacent.Or multiple through holes are opened up in the both sides of the second V-type rack body 2, and in frame On the prism of frame 4, and perforate is opened up on the two side being connected with the second V-type rack body 16-2, it is logical to be passed through using screw Hole is simultaneously penetrated in perforate, so that double V-shaped support links together with framework 4, multiple heat exchange plates 3 are fixed in framework 4. Trend is arranged at intervals with multiple dowels along its length between first V-type rack body 16-1 and the second V-type rack body 16-2 Plate 16-3, connecting rib 16-3 are for the reinforcement double V-shaped support 16.Others can also be used between heat exchange plate 3 and framework 4 Device is connected.
In the present invention, as shown in Figure 1 and Figure 7, on framework 4, and b1End and b2Face and c where holding1End and c2Where end Baffling wing plate 5 is arranged at intervals with face, baffling wing plate 5 moves towards with the heat exchange plate 3 in place face for consistent left and right, and b1End and b2When baffling wing plate 5 corresponding to end on face is mapped in the parallel surface parallel with the face, the phase of baffling wing plate 5 that respectively maps Stagger;c1End and c2When baffling wing plate 5 corresponding to end on face is mapped in the parallel surface parallel with the face, the baffling wing that respectively maps Plate 5 is staggered;
And the lateral wall of baffling wing plate 5 and the respective side lateral wall flush of framework 4, baffling wing plate 5 are used to stop by previous The e fluids or f fluids of outflow, to change its flow direction, and enable its flow into the heat exchange unit of adjacent layer in layer heat exchange unit 2 In 2, so as to form snakelike e fluid passages or the snakelike f fluid passages that head and the tail are connected between the heat exchange unit of adjacent layer.Folding Stream wing plate 5 includes baffling wing plate body 5-1, baffling wing plate body 5-1 for open at one end rectangular parallelepiped structure, in rectangular parallelepiped structure For hollow cavity, baffling wing plate body 5-1 both ends are arranged on framework, and open one facing in framework 4, it is open for it Hold for placement and one group of clamping or multigroup heat exchange plate 3, baffling wing plate body 5-1 is consistent with heat exchange plate It is spaced apart on the trailing flank of left and right trend and is provided with multiple spout hole 5-2, spout hole 5-2 is used for the heat exchanger plate being fastened in opening Fluid outflow between piece.And in the baffling wing plate body 5-1 work of leading flank that is moved towards for consistent left and right of heat exchange plate Under, fluid media (medium) is turbulence state from laminar condition fast transition, so as to intensify heat transfer, improves heat exchange efficiency.Baffling wing plate Body 5-1 opening end is arranged at intervals with multiple gusseted plate 5-3 along its length, and gusseted plate 5-3 is welded in heat Exchange on plate, for consolidating baffling wing plate 5.
In the present invention, as shown in Figure 1 and Figure 5, positioned at the b of heat exchange plate 31End and/or b2On the flange 6 at end, c1End And/or c2Fluid inlet and fluid discharge outlet are provided with the flange 6 at end, so that the e fluids in the heat exchange unit 2 of first layer Runner is connected with extraneous e fluid circuits;So as to and make f fluid courses in last layer of heat exchange unit and extraneous f fluids Pipeline is connected, and the f fluids after heat exchange are discharged.b1End and b2End or c1End and c2It is respectively arranged with the flange 6 at end Support column attachment means 7.Company is played when being used in parallel or in series to more in the present invention efficient detachable all-welded heat-exchangerss of the plate type Effect is connect, load-bearing effect is played in the support to whole heat exchanger.In addition in multiple efficiently board-like heat exchanges of detachable all-welded When being applied in combination of device, it can be also used for the docking of two efficient detachable all-welded heat-exchangerss of the plate type.It is of the invention efficiently removable Full welded plate heat exchangers, convenient disassembly, quick-replaceable, during more detachable all-welded heat-exchangerss of the plate type are applied in combination, If closing equipment inlet and outlet total valve when needing equipment replacement, quickly pull down and connect on detachable all-welded heat-exchangers of the plate type unit The connecting bolt of pipe, easily efficient detachable all-welded heat-exchangers of the plate type can be pulled down and changed with the shortest time.It is logical Often by by-pass line or closing detachable all-welded heat-exchangers of the plate type unit valve in the case of not stopping production, at any time to asking The full weldering detachable all-welded heat-exchangers of the plate type unit of topic is cleaned and changed.
Efficiently detachable all-welded heat-exchangers of the plate type of the invention, maintenance is easy to clean, because the board-like heat of efficient detachable all-welded is handed over Parallel operation heat exchange unit uses cube structure, and each face of cube connects by square flange or rectangle flange with heat exchange unit Connect, when heat exchange unit is cleaned in maintenance without efficient detachable all-welded heat-exchangers of the plate type is pulled down, need to only pull down corresponding heat and hand over Change the square flange or rectangle flange of unit, you can plate Shu Jinhang scale removal to efficient detachable all-welded heat-exchangers of the plate type and clear Wash, can be thrown after corresponding square flange or rectangle flange connecting bolt are connected into installation with heat exchange unit after cleaning and descaling Enter to use.
As shown in figure 8, the efficient detachable all-welded heat-exchangers of the plate type of the present invention, parallel with heat exchange plate 3 two methods Vertical and be arranged at intervals with multiple pretension muscle 11 on the madial wall of orchid 6, the end of each pretension muscle 11 is connected with one and the phase of flange 6 Parallel pretension plate 12, pretension plate 12 is used for the heat exchange plate 3 for being placed on outer layer, each to make in the presence of pretension muscle 11 It is brought into close contact between heat exchange plate 3.The length of pretension muscle 11 is preset according to operating mode, when flange 6 and framework 4 are connected into one When rising, in the presence of pretension muscle 11, the projection of each heat exchange plate 3 can be brought into close contact, to form the runner of turbulent flow.
As shown in figure 9, the efficient detachable all-welded heat-exchangers of the plate type of the present invention, the outside of each flange 6, which is provided with, to be added Strong plate 13, it is connected with each other between reinforcing plate 13, to form the installation lattice 14 for being used for placing insulation material, and the outside of reinforcing plate 13 is also Cover plate 15 is provided with, cover plate 15 is used for sealing thermal insulation material.
As shown in Figure 10, the efficient detachable all-welded heat-exchangers of the plate type of the present invention, is often suppressed with a piece of heat exchanger plate piece 3 Concaveconvex structure, and during fastening, the projection between adjacent heat exchanger plates piece 3 is brought into close contact.Concaveconvex structure is set on heat exchange plate 3, Many raised strip structure element I are pressed with plate transverse direction, many recessed strip structure elements are pressed with plate longitudinal direction II, these concavo-convex strip structure elements, with square arrangement, it is such be arranged so as to assembling when, adjacent two plates is anti- To after overlap assembly, the strip element of its lateral projection part is set to be in contact with each other to form supporting.Longitudinal negative area strip element Also it is in contact with each other to form supporting.Between this plate supported each other, runner will be formed, can pass through cold and hot fluid mechanics.Material It is in netted flowing along plate face, velocity magnitude and direction constantly change, thus evoke the strong turbulence of material, are carried heat transfer efficiency Height, the bar shaped supporting points between plate in heat transfer zone are substantial amounts of due to forming these equal to the concavo-convex strip element number on plate Supporting-point, plate is rigidly increased substantially, very high interior pressure can be born.This sheet structure, the runner of formation can be very well Ground is applied to, and fibre-bearing material handles the processing with high-viscosity material and is not easily blocked, and corresponding fluid resistance is also smaller.Heat is handed over The concaveconvex structure of chevron structure, knurl shape concaveconvex structure or other shapes can also be set by changing on plate 3.
Efficiently detachable all-welded heat-exchangers of the plate type of the invention, in actual installation, the heat exchange plate 3 of framework 4 can be with water It placing flat, can also be vertically arranged, be configured according to the actual conditions of user.
The invention also discloses a kind of efficiently detachable all-welded heat-exchangers of the plate type combination, comprising above-mentioned multiple in the present invention Efficient detachable all-welded heat-exchangers of the plate type, and multiple efficiently detachable all-welded heat-exchangerss of the plate type are connected in series or in parallel.Can root It is combined, is not limited by space according to the actual conditions of operating mode.
As shown in figure 11, it is one embodiment of the present invention, specific heat exchanging process is high temperature fluid medium from A1 After place flows into heat exchange unit, it is distributed by the uniform flow passage of plate interfascicular and carries out heat exchange with opposite side medium;E fluid media (medium)s 1. flowed from top to down by several runners along direction after the baffling of baffling wing plate 5, then further pass through baffling in bottom 2. the baffling of wing plate 5, the e fluid media (medium)s after baffling are flowed up by several runners through direction under;Then further by upper One piece of the portion baffling of baffling wing plate 5, the e fluid media (medium)s after baffling are flowed downward on earth by several runners through direction is 3. supreme Portion, then in bottom further by the baffling of baffling wing plate 5, e fluid media (medium)s after baffling by several runners through direction 4. Flowed up under;Now e fluid media (medium)s flowing is to top and continues to flow into downward some streams naturally after 5. flowing along direction Road and after be pooled to direction 6., last A2 flows out efficient detachable all-welded heat-exchangers of the plate type and enters next stage process.It is situated between in f fluids In matter side, f fluid media (medium)s B1 enters heat exchange unit, is distributed by the uniform flow passage of plate interfascicular and carries out heat with opposite side medium Exchange.F fluid media (medium)s are along direction 7. by the baffling of baffling wing plate 5, and after baffling 7. f fluid media (medium)s pass through several runners along direction From left to right flow, then on right side further by the baffling of baffling wing plate 6, the f fluid media (medium)s after baffling pass through several streams 8. flowed from right to left through direction in road;It flow to further by one piece of the left side baffling of baffling wing plate 5 behind left side, the f streams after baffling 9. body medium from left to right flow to right side by several runners through direction, then further pass through baffling wing plate 5 on right side 10. baffling, the f fluid media (medium)s after baffling are flowed from right to left by several runners through direction;Now f fluid media (medium)s flowing is arrived Simultaneously continue along direction in left sideSome runners flowed into naturally after flowing to the right are pooled to direction after mergingFinally handed over from heat F fluids B2 after changing flows out efficient detachable all-welded heat-exchangers of the plate type and enters next stage process.So far cryogen medium and height Warm fluid media (medium) completes whole heat exchanging process in efficient detachable all-welded heat-exchangers of the plate type.The quantity of baffling wing plate 5 It can require to set according to the heat transfer of equipment and resistance drop, can be the of odd number 3,5,7,9 ...;Or even number 2,4,6,8 ... is set, When baffling wing plate 5 is set if odd number, e fluid inletsWith e fluid issuings after heat exchangeIt is provided opposite to for heteropleural two;Together When f fluid inletsWith f fluid issuings after heat exchangeAlso it is provided opposite to for heteropleural two, when baffling wing plate 5 is set if even number When putting, e fluid inletsWith e fluid issuings after heat exchangeSet for homonymy;F fluid inlets simultaneouslyWith f after heat exchange Fluid issuingAlso set for homonymy.

Claims (4)

1. efficient detachable all-welded heat-exchangers of the plate type, it is characterised in that including heat exchanger (1), set in the heat exchanger (1) It is equipped with one layer or multilayer heat exchange unit (2);In each layer heat exchange unit (2), including the shape that multiple superpositions are set The identical heat exchange plate (3) of shape, the sealing means between two adjacent heat exchange plates (3) are to interlock successively two-by-two First relative side welded seal or the second relative side welded seal, to be formed between heat exchanger plate piece plate body staggeredly, solely Vertical snakelike thermal source runner or snakelike low-temperature receiver runner;The low-temperature receiver stream socket or heat source fluid of each heat exchange unit (2) Gateway is each connected from beginning to end successively, to form independent snakelike heat source passages system or snakelike low-temperature receiver channel system;
Wherein:The the first relative side for naming heat exchange plate is b1End and b2End, the second relative side is c1End and c2End;Name One of them is e fluids for heat source fluid and low-temperature receiver fluid, and another is f fluids;
Each heat exchange unit (2) is arranged in a cube frame (4), six faces of the framework (4) with it is corresponding Flange (6) is detachably connected by attachment means;
The heat exchange plate (3) that the multiple superposition is set is connected between framework (4) by double V-shaped support (16), double V Type support includes the first V-type rack body (16-1) and the second V-type rack body (16-2) to link together backwards, this couple of V The lateral cross section of type support is " cross " type;The madial wall of the first V-type rack body (16-1) and heat exchange plate (3) end face is connected, the adjacent two side of the madial wall of the second V-type rack body (16-2) and the prism of framework (4) It is connected;
On the framework (4), and b1End and b2Face and c where holding1End and c2The baffling wing is arranged at intervals with face where holding Plate (5), the baffling wing plate (5) is moved towards with the heat exchange plate (3) in place face for consistent left and right, and b1End and b2End institute When baffling wing plate (5) on corresponding surface is mapped in the parallel surface parallel with the face, the baffling wing plate (5) respectively mapped is staggered;c1 End and c2When baffling wing plate (5) corresponding to end on face is mapped in the parallel surface parallel with the face, the baffling wing plate (5) that respectively maps It is staggered;
And the lateral wall of the baffling wing plate (5) and framework (4) respective side lateral wall flush, the baffling wing plate (5) are used for Stop by the e fluids or f fluids of outflow in preceding layer heat exchange unit (2), to change its flow direction, and enable its flow into adjacent layer Heat exchange unit (2) in, so as to form the snakelike e fluid passages that are connected of head and the tail or snake between the heat exchange unit of adjacent layer Shape f fluid passages;
It is vertical and be arranged at intervals with multiple pre- on the madial wall of two flanges (6) parallel with the heat exchange plate (3) Tight muscle (11), the end of each pretension muscle (11) is connected with a pretension plate (12) parallel with flange (6), the pretension plate (12) it is used to be placed on the heat exchange plate (3) of outer layer, in the presence of pretension muscle (11) to make between each heat exchange plate (3) It is brought into close contact;
Reinforcing plate (13) is provided with the outside of each described flange (6), is connected with each other between the reinforcing plate (13), to be formed For placing the installation lattice (14) of insulation material, and cover plate (15), the cover plate are additionally provided with the outside of the reinforcing plate (13) (15) it is used for sealing thermal insulation material;
The baffling wing plate (5) includes baffling wing plate body (5-1), and the baffling wing plate body (5-1) is the length of open at one end Cube structure, it is hollow cavity that the rectangular parallelepiped structure is interior, and the both ends of the baffling wing plate body (5-1) are arranged at framework On, the one of its opening is interior facing to framework (4), and its opening end is used to place and one group of clamping or multigroup heat exchange plate (3), The baffling wing plate body (5-1) for consistent left and right trend and is come on the side plate of flow direction backwards with heat exchange plate It is spaced apart and is provided with multiple spout holes (5-2), the spout hole (5-2) is used to make to be fastened in the stream between the heat exchange plate in opening Body flows out.
2. efficiently detachable all-welded heat-exchangers of the plate type according to claim 1, it is characterised in that per a piece of heat exchange When concaveconvex structure is suppressed with plate (3), and being fastened, the bulge-structure between adjacent heat exchanger plates piece (3) is brought into close contact.
3. efficiently detachable all-welded heat-exchangers of the plate type according to claim 2, it is characterised in that positioned at the heat exchanger plate The b of piece (3)1End and/or b2On the flange (6) at end, c1End and/or c2Fluid inlet and fluid row are provided with the flange (6) at end Outlet, so that the e fluid courses in the heat exchange unit (2) of first layer are connected with extraneous e fluid circuits;So as to and make last F fluid courses in one layer of heat exchange unit are connected with extraneous f fluid circuits, and the f fluids after heat exchange are discharged.
4. a kind of efficiently detachable all-welded heat-exchangers of the plate type combination, include multiple efficiently detachable all-welded plates described in claim 3 Formula heat exchanger, and multiple efficiently detachable all-welded heat-exchangerss of the plate type are connected in series or in parallel.
CN201610019021.7A 2016-01-12 2016-01-12 Efficient detachable all-welded heat-exchangers of the plate type Active CN105466257B (en)

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