CN207095352U - A kind of novel gas-liquid plate type heat exchanger - Google Patents

A kind of novel gas-liquid plate type heat exchanger Download PDF

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Publication number
CN207095352U
CN207095352U CN201721105588.2U CN201721105588U CN207095352U CN 207095352 U CN207095352 U CN 207095352U CN 201721105588 U CN201721105588 U CN 201721105588U CN 207095352 U CN207095352 U CN 207095352U
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China
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heat
liquid
heat exchange
exchanging component
gas
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CN201721105588.2U
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朱国富
张锦涛
吴昊
吴瑞
杨西
姚伟
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NANJING YIRE ZONGLIAN ENERGY-SAVING TECHNOLOGY Co Ltd
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NANJING YIRE ZONGLIAN ENERGY-SAVING TECHNOLOGY Co Ltd
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Abstract

The utility model discloses a kind of novel gas-liquid plate type heat exchanger, it includes housing and high efficient heat exchanging component, the high efficient heat exchanging component is made up of molding heat exchange plate, it is asymmetric double to baffling corrugated heat-exchange piece to be molded heat exchange plate, and high ripple and low ripple are respectively equipped with its two sides, the right and left forward direction flanging of heat exchange plate is molded simultaneously, upper and lower both sides counter flange, the positive flanging of wherein two pieces molding heat exchange plates welds together, low ripple misorientation supports to form fluid chamber on piece, the counter flange on the both sides up and down of sides adjacent is welded to each other, and support to form flue gas chamber by high ripple misorientation;The top of the housing is provided with liquid-inlet and liquid outlet, both ends are provided with gas approach and exhanst gas outlet, and liquid-inlet and liquid outlet communicate with fluid chamber, and gas approach and exhanst gas outlet communicate with flue gas chamber.The utility model is compact-sized, and heat transfer efficiency is high, may be used in high temperature and Korrosionsmedium;Exchange heat identical heat, and steel consume less, cost-effective.

Description

A kind of novel gas-liquid plate type heat exchanger
Technical field
A kind of heat exchanger of industrial circle is the utility model is related to, specifically a kind of novel gas-liquid plate type heat exchanger, especially Waste heat recovery suitable for high-temperature flue gas and with corrosive fume.
Background technology
Under the social background of energy-saving and emission-reduction, by technological innovation, development energy saving heat transmission equipment turns into be ground in the industry The emphasis studied carefully, have become an industry problems from energy-saving heat exchanger.
At present, China is not high to high-temperature boiler waste gas, oil refining waste gas, used heat air and the waste hot steam rate of recovery, leads Pyrogenicity can be wasted largely.Also, China reclaims to high temperature waste hot, generally use finned tube, tubulation or the isostructural heat exchange of heat pipe Device, not only heat transfer efficiency is low for this kind of heat exchanger, resistance is big, steel consumption amount is big, and is not suitable for high temperature and corrosive medium heat exchange Field.
Research to plate type heat exchanger both at home and abroad is concentrated mainly on gas-gas plate type heat exchanger and liquid-liquid plate type heat exchanger side Face, solution-air plate type heat exchanger is studied less.
Patent of invention, patent No. CN201010579258- all-welded high-pressure plate type heat exchangers, axis is provided with using four angles The heat exchange plate of corner apertures is overlapped, low pressure plate flow channel is formed using the diversion column mode of being mounted opposite;High pressure plate flow channel uses ripple The mode of being mounted opposite that line differs 180 ° is formed.Because heat exchange plate is using the design of four angles angle of release hole, high-temperature flue gas can not be met With liquid heat exchange, thermal expansion stress problem caused by high-temperature flue gas;Such a all-welded high-pressure plate type heat exchanger, high pressure plate flow channel 180 ° are differed using ripple and is mounted opposite mode, but can not solve the very big plate problem on deformation of cold and hot survey medium differential pressure.
Utility model patent, the board-like not equidistant heat exchangers of patent No. CN91206131- are liquid-liquid plate type heat exchanger, are changed Four angles of hot plate piece, which are provided with into water pipe flange corner apertures and water outlet pipe flange corner apertures, this design, is applied to the cold two media flow of heat Different situations;Because being designed using four angles of plate angle of release hole, high-temperature flue gas and liquid heat exchange can not be met, high-temperature flue gas produces Thermal expansion stress problem, and can not solve flue gas and liquid heat exchange, flue gas is different from gas pressure at both sides, and plate produces change Shape problem.
In order to solve the above problems, a kind of structure type of urgent need is simply novel in industry, and consumable quantity is small, low manufacture cost Honest and clean, the thermal efficiency is high and is applicable the gas-liquid plate type heat exchanger of high temperature corrosion medium.
The content of the invention
In order to overcome the shortcomings of existing general gas-liquid heat-exchange, the utility model provides a kind of novel gas-liquid plate-type heat-exchange Device, the heat exchanger structure is compact, heat transfer efficiency is high, high mechanical strength, can be applicable to high temperature and Korrosionsmedium condition.
The utility model adopts the technical scheme that:A kind of novel gas-liquid plate type heat exchanger, it is included in housing and housing High efficient heat exchanging component, heat-insulation layer is provided between housing and high efficient heat exchanging component;The high efficient heat exchanging component is staggered by some Molding heat exchange plate composition, the molding heat exchange plate be asymmetric double to baffling corrugated heat-exchange piece, in molding heat exchange plate Two sides on be respectively equipped with high ripple and low ripple, and be molded the right and left forward direction flanging of heat exchange plate, upper and lower both sides are reverse Flanging, the positive flanging of molding heat exchange plate the right and left weld together, and form a heat exchange unit, and two pieces of molding heat exchanger plates Low ripple misorientation supports to form fluid chamber on piece, the counter flange on both sides above and below the opposite side of fluid chamber, molding heat exchange plate It is welded to each other, and supports to form the flue gas chamber of heat supply by high ripple misorientation;The top of the housing is provided with liquid-inlet and liquid Body exports, and the both ends of housing are provided with gas approach and exhanst gas outlet, the liquid-inlet and liquid outlet and high efficient heat exchanging component The fluid chamber of interior each heat exchange unit communicates, the cigarette of the gas approach and exhanst gas outlet and each heat exchange unit in high efficient heat exchanging component Air cavity communicates.
Further, the heat supply flue gas chamber periphery of the high efficient heat exchanging component is welded with to eliminate the expansion of thermal expansion stress Section, flue gas chamber and the heat supply smoke entrance at housing both ends are directly connected to by expansion joint.
Further, the bottom of the high efficient heat exchanging component is provided with the sewage draining exit communicated with fluid chamber.
Further, the top of the high efficient heat exchanging component is provided with the exhaust outlet communicated with fluid chamber.
Further, the high efficient heat exchanging component in the housing is two groups or more.
Further, the fluid chamber in the high efficient heat exchanging component and flue gas chamber spacing and backhaul number are adjustable;Between fluid chamber Away from small, the high disturbance of pressure-bearing is low, and flue gas chamber spacing is big, and disturbance high heat transfer is strong.
The utility model has following beneficial effect compared with prior art:
(1)Asymmetry two-directional corrugations design, and heat exchange efficiency is high, and heat transfer coefficient is up to 140W/ (m2×K);
(2)Asymmetry two-directional corrugations design, and plate spacing is adjustable, efficiently solves resistance drop and the contradiction of heat transfer efficiency;
(3)It is molded heat exchange plate, the support of herringbone ripple misorientation, high mechanical strength, pressure-resistant reachable 1.0Mpa;
(4)It is stainless steel to be molded heat exchange plate material, and decay resistance is superior;Extreme operating condition, it can be plated by sheet surface Special anti-corrosion material, strong alkali-acid resistance corrosion;
(5)Molding heat exchange plate uses corrugated board structures, Flexible Solder structure and using expansion joint structure, suitable for high temperature Media for heat exchange, heat supply flue gas maximum operating temperature is up to 800 DEG C;
(6)Plate spacing and backhaul number are adjustable, can be easy for installation by actual condition and space flexible combination;
(7)Facility compact, equal heat exchange amount weight of equipment is only tubulation, and finned and heat pipe 1/5 ~ 1/8;
(8)For plate using molding stainless steel, sheet surface is smooth, is not easy dust stratification and forms dirty layer;
(9)High efficient heat exchanging component uses all-welded structure, solves the easy leakage problem of sealing gasket;
(10)Equipment life is grown, cost-effective.
Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Fig. 1 is the utility model main structure figure.
Fig. 2 is the utility model high efficient heat exchanging assembly assumption diagram.
Fig. 3 is the cold and hot cavity figure of the utility model plate groups.
Fig. 4 is that the utility model is molded heat exchange plate figure.
Fig. 5 is that the utility model is molded heat exchange plate arrangement figure.
In figure mark for:1- housings, 2- high efficient heat exchanging components, 3- molding heat exchange plates, 4- fluid chambers, 5- flue gas chambers, 6- Expansion joint, 7- liquid-inlets, 8- liquid outlets, 9- gas approach, 10- exhanst gas outlets, 11- sewage draining exits, 12- exhaust outlets.
Embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figures 1 to 5, a kind of novel gas-liquid plate type heat exchanger, it includes high efficient heat exchanging component in housing 1 and housing 2, heat-insulation layer is provided between housing 1 and high efficient heat exchanging component 2;The high efficient heat exchanging component 2 is changed by some staggered moldings Hot plate piece 3 forms, the molding heat exchange plate 3 be asymmetric double to baffling corrugated heat-exchange piece, on the two sides of molding heat exchange plate 3 On be respectively equipped with high ripple and low ripple, and be molded the right and left forward direction flanging of heat exchange plate 3, upper and lower both sides counter flange, The positive flanging of molding the right and left of heat exchange plate 3 welds together, and forms a heat exchange unit, and two pieces of molding heat exchange plates 3 Upper low ripple misorientation supports to form fluid chamber 4, in the opposite side of fluid chamber 4, the counter flange on molding heat exchange plate both sides about 3 It is welded to each other, and supports to form the flue gas chamber of heat supply 5 by high ripple misorientation;The top of the housing 1 is provided with the He of liquid-inlet 7 Liquid outlet 8, the both ends of housing 1 are provided with gas approach 9 and exhanst gas outlet 10, the liquid-inlet 7 and liquid outlet 8 with efficiently The fluid chamber 4 of each heat exchange unit communicates in heat-exchanging component 2, in the gas approach 9 and exhanst gas outlet 10 and high efficient heat exchanging component 2 The flue gas chamber 5 of each heat exchange unit communicates.
In the utility model, expansion joint 6 is welded with around the heat supply flue gas chamber 5 of heat-exchanging component 2, solves high-temperature flue gas entrance Equipment is due to the problem of thermal expansion causes weld seam drawing crack.Flue gas from gas approach 9 enter heat-exchanging component flue gas chamber 5, liquid from Liquid-inlet 7 enters heat-exchanging component fluid chamber 4;Cold fluid and hot fluid vertical cross-flow in heat-exchanging component, carry out high efficient heat exchanging.Also, It is provided with the bottom of high efficient heat exchanging component 2 and communicates sewage draining exit 11 with fluid chamber 4, liquid is discharged when facilitating overhaul of the equipments.Efficiently changing The hot top of component 2 is provided with communicates exhaust outlet 12 with fluid chamber 4, and the gas for facilitating long-play to accumulate in fluid chamber 4 is smooth Exclude, prevent equipment from causing dangerous generation because pressure is excessive.
At work, gas-liquid plate type heat exchanger, liquid lateral pressure is high, and flue gas lateral pressure is low, and plate both sides have pressure difference, easily It is deformed plate.The utility model molding heat exchange plate uses the two-way baffling ripple of asymmetry, fluid chamber ripple projection Low, plate intensity is high;Supported by herringbone corrugated projection misorientation, without welding, just can reach very high mechanical properties, it is pressure-resistant can Up to 1.0Mpa.Heat supply flue gas chamber ripple is raised close and high, increases fume side voltage endurance capability.
General principle, principal character and advantage of the present utility model has been shown and described above.The ordinary skill of this area Personnel are not it should be appreciated that above-described embodiment limits the scope of protection of the utility model, all use equivalent substitutions etc. in any form The technical scheme that mode is obtained, falls within the scope of protection of the utility model.
The utility model is not directed to partly same as the prior art or can realized using prior art.

Claims (6)

1. a kind of novel gas-liquid plate type heat exchanger, it includes housing(1)With high efficient heat exchanging component in housing(2), housing(1)And height Imitate heat-exchanging component(2)Between be provided with heat-insulation layer;It is characterized in that the high efficient heat exchanging component(2)By some staggered moldings Heat exchange plate(3)Composition, the molding heat exchange plate(3)Be asymmetric double to baffling corrugated heat-exchange piece, in molding heat exchange plate (3)Two sides on be respectively equipped with high ripple and low ripple, and be molded heat exchange plate(3)The right and left forward direction flanging, upper and lower two Side counter flange, it is molded heat exchange plate(3)The positive flanging of the right and left welds together, and forms a heat exchange unit, and two pieces It is molded heat exchange plate(3)Upper low ripple misorientation supports to form fluid chamber(4), in fluid chamber(4)Opposite side, be molded heat exchange plate (3)The counter flange on upper and lower both sides is welded to each other, and supports to form the flue gas chamber of heat supply by high ripple misorientation(5);The shell Body(1)Top be provided with liquid-inlet(7)And liquid outlet(8), housing(1)Both ends be provided with gas approach(9)Go out with flue gas Mouthful(10), the liquid-inlet(7)And liquid outlet(8)With high efficient heat exchanging component(2)The fluid chamber of interior each heat exchange unit(4)Phase It is logical, the gas approach(9)And exhanst gas outlet(10)With high efficient heat exchanging component(2)The flue gas chamber of interior each heat exchange unit(5)Communicate.
A kind of 2. novel gas-liquid plate type heat exchanger according to claim 1, it is characterised in that the high efficient heat exchanging component(2) Heat supply flue gas chamber(5)Periphery is welded with to eliminate the expansion joint of thermal expansion stress(6), flue gas chamber(5)With housing(1)Both ends Heat supply smoke entrance passes through expansion joint(6)It is directly connected to.
A kind of 3. novel gas-liquid plate type heat exchanger according to claim 1, it is characterised in that the high efficient heat exchanging component(2) Bottom be provided with and fluid chamber(4)The sewage draining exit communicated(11).
A kind of 4. novel gas-liquid plate type heat exchanger according to claim 1, it is characterised in that the high efficient heat exchanging component(2) Top be provided with and fluid chamber(4)The exhaust outlet communicated(12).
A kind of 5. novel gas-liquid plate type heat exchanger according to claim 1, it is characterised in that the housing(1)Interior is efficient Heat-exchanging component(2)For two groups or more.
A kind of 6. novel gas-liquid plate type heat exchanger according to claim 1, it is characterised in that the high efficient heat exchanging component(2) Interior fluid chamber(4)And flue gas chamber(5)Spacing and backhaul number are adjustable;Fluid chamber(4)Spacing is small, and pressure-bearing is high to disturb low, flue gas chamber (5)Spacing is big, and disturbance high heat transfer is strong.
CN201721105588.2U 2017-08-31 2017-08-31 A kind of novel gas-liquid plate type heat exchanger Active CN207095352U (en)

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Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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Publications (1)

Publication Number Publication Date
CN207095352U true CN207095352U (en) 2018-03-13

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109099735A (en) * 2018-09-26 2018-12-28 合肥宽信机电有限公司 A kind of gas gas plate heat exchanger
CN112461023A (en) * 2020-11-30 2021-03-09 湘潭大学 High-temperature gas-liquid plate heat exchanger capable of resisting temperature shock

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109099735A (en) * 2018-09-26 2018-12-28 合肥宽信机电有限公司 A kind of gas gas plate heat exchanger
CN112461023A (en) * 2020-11-30 2021-03-09 湘潭大学 High-temperature gas-liquid plate heat exchanger capable of resisting temperature shock

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