CN104776736A - Novel high-efficiency heat exchanger and molding method thereof - Google Patents
Novel high-efficiency heat exchanger and molding method thereof Download PDFInfo
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- CN104776736A CN104776736A CN201510189540.3A CN201510189540A CN104776736A CN 104776736 A CN104776736 A CN 104776736A CN 201510189540 A CN201510189540 A CN 201510189540A CN 104776736 A CN104776736 A CN 104776736A
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Abstract
The invention discloses a novel high-efficiency heat exchanger and a molding method thereof. The novel high-efficiency heat exchanger comprises a box body, as well as a cold fluid inlet pipe, a cold fluid outlet pipe, a hot fluid inlet pipe and a hot fluid outlet pipe which are fixedly arranged on the box body, wherein the box body is internally provided with a honeycomb which is connected with the cold fluid inlet pipe, the cold fluid outlet pipe, the hot fluid inlet pipe and the hot fluid outlet pipe to form a cold fluid passage and a hot fluid passage for performing heat exchange, and the novel high-efficiency heat exchanger is processed and formed by virtue of a selective laser melting method. According to the novel high-efficiency heat exchanger and the forming method thereof disclosed by the invention, the novel high-efficiency heat exchanger is high in heat exchange efficiency and reliability; by virtue of performing layer-by-layer laser scanning on melting and molding, the limiting of the traditional technology is avoided, the design freedom degree of a designer is improved, and the processing time is short.
Description
Technical field
The present invention relates to a kind of heat exchanger and forming method thereof, particularly relate to a kind of new and effective heat exchanger and forming method thereof.
Background technology
Heat-exchangers of the plate type is used to make heat be delivered to cold fluid from hot fluid, with the device of the technological requirement of satisfied regulation, is convection heat transfer' heat-transfer by convection and heat conducting a kind of commercial Application.
Be limited to traditional processing mode, Conventional plate-type heat exchanger is made up of stamping concavo-convex corrosion resistant plate usually.Building form is mainly divided into: under vacuum conditions by the braze welding type heat-exchangers of the plate type of high temperature brazing, and the combined type heat-exchangers of the plate type using sealing ring bolt sealed.Metallic plate is easily there is and breaks and leakage phenomenon in Conventional plate-type heat exchanger under high pressure and super-pressure situation.Meanwhile, fluid and runner contact area little, the turbulent phenomenon of fluid in two plates is weak, thus causes heat exchanger effectiveness low.
Summary of the invention
In view of this, the object of this invention is to provide a kind of new and effective heat exchanger and forming method thereof, this new and effective heat exchanger heat exchange efficiency is high, reliability is high, successively melt-forming is scanned by laser, avoid the restriction of traditional handicraft, improve the design freedom of designer, process time is short.
New and effective heat exchanger of the present invention, the cold fluid comprising casing and be fixed on casing enters pipe, cold fluid discharge pipe, hot fluid enter pipe and hot fluid discharge pipe; Be provided with in described casing and connect that cold fluid enters pipe, cold fluid discharge pipe, hot fluid enter pipe and hot fluid discharge pipe formation can carry out the cold fluid runner of heat exchange and the honeycomb ceramics of hot fluid runner;
Further, described cold fluid runner and hot fluid runner are equipped with multilayer and cold fluid runner and hot fluid runner are vertical alternately;
Further, steric multiple honeycomb groove is provided with in described honeycomb ceramics; Often row honeycomb groove is the arrangement of sinusoidal spatial sinusoidal along vertical projection and floor projection;
Further, often row honeycomb groove to be connected with the through hole of the lowest point by spatial sinusoidal paddy peak and to form tortuous hole, and every layer of cold fluid runner and hot fluid runner are formed by multiple tortuous holes laid out in parallel.
The forming method of new and effective heat exchanger of the present invention, described new and effective heat exchanger is processed by selective laser melting method;
Further, described selective laser melting method comprises the following steps:
A. 3 d modeling software is used to set up new and effective heat exchanger threedimensional model;
B. derive the * stl formatted data of threedimensional model, in magics software, position is carried out to new and effective heat exchanger threedimensional model and put and support interpolation;
C. layered shaping is carried out to new and effective heat exchanger threedimensional model;
D. the new and effective heat exchanger three-dimensional modeling data after layering is imported selective laser melting process equipment, carry out position and to put and after data arrange, laser finally completes the processing of new and effective heat exchanger by successively scanning metal dust.
The invention has the beneficial effects as follows: new and effective heat exchanger of the present invention and forming method thereof, this new and effective heat exchanger heat exchange efficiency is high, reliability is high, successively melt-forming is scanned by laser, avoid the restriction of traditional handicraft, improve the design freedom of designer, process time is short.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the A-A sectional view of Fig. 2.
Detailed description of the invention
Fig. 1 is structural representation of the present invention, Fig. 2 is the top view of Fig. 1, Fig. 3 is the A-A sectional view of Fig. 2, and as shown in the figure: the new and effective heat exchanger of the present embodiment, the cold fluid comprising casing 1 and be fixed on casing 1 enters pipe 2, cold fluid discharge pipe 3, hot fluid enter pipe 4 and hot fluid discharge pipe 5, be provided with connection cold fluid in described casing 1 and enter pipe 2, cold fluid discharge pipe 3, hot fluid enters pipe 4 and hot fluid discharge pipe 5 and is formed and can carry out the cold fluid runner of heat exchange and the honeycomb ceramics 6 of hot fluid runner, casing 1 and honeycomb ceramics 6 one-body molded, overall structure good stability, heat transfer efficiency is high, the heat exchange efficiency between cold fluid and hot fluid can be improved, simultaneously honeycomb is that the formation of cold fluid runner and hot fluid runner provides enough design spaces, shape and the structure of cold fluid runner and hot fluid runner can be designed according to actual needs, ensure to carry out sufficient heat exchange between cold fluid and hot fluid.
In the present embodiment, described cold fluid runner and hot fluid runner are equipped with multilayer and cold fluid runner and hot fluid runner are vertical alternately, vertical referring to alternately is equipped with space between the two-layer cold fluid runner of arbitrary neighborhood and layout one deck hot fluid runner this space in, make cold fluid and hot fluid laminar flow and spaced, compact overall structure, space availability ratio is high, and heat exchanger effectiveness is high.
In the present embodiment, in described honeycomb ceramics 6, be provided with steric multiple honeycomb groove 7; Often row honeycomb groove 7 is the arrangement of sinusoidal spatial sinusoidal along vertical projection and floor projection, the paddy peak of spatial sinusoidal at the bottom of adjacent valleys between be furnished with a honeycomb groove 7; Fluid is staggered complicated large span space curve at the movement locus of honeycomb ceramics 6 inside, thus makes fluid produce highly strong turbulent flow, reaches high heat transfer effect; Casing 1 is rectangular structure, cold fluid enters pipe 2, cold fluid discharge pipe 3, hot fluid enters pipe 4 and hot fluid discharge pipe 5 is arranged in casing 1 four incline places, be initial point with casing 1 summit, be connected to three ribs of this initial point for X, Y, Z tri-axles and set up space coordinates, space arrangement refers to that honeycomb groove 7 is arranged as one deck honeycomb groove 7 along XY two-way array, and then this layer of honeycomb groove 7 arranges along Z axis in units of layer again; Cold fluid enters the diagonal distribution along the rectangle that cold fluid enters pipe 2, cold fluid discharge pipe 3, hot fluid enter pipe 4 and hot fluid discharge pipe 5 four is formed of pipe 2 and cold fluid discharge pipe 3; Hot fluid enters another diagonal distribution along the rectangle that cold fluid enters pipe 2, cold fluid discharge pipe 3, hot fluid enter pipe 4 and hot fluid discharge pipe 5 four is formed of pipe 4 and hot fluid discharge pipe 5, and often row honeycomb groove 7 refers to and enters pipe 2 along cold fluid and hot fluid enters the line direction of pipe 4 and multiple honeycomb grooves 7 of parallel direction arrangement thereof.
In the present embodiment, often row honeycomb groove 7 to be connected with the through hole of the lowest point by spatial sinusoidal paddy peak and to form tortuous hole, and every layer of cold fluid runner and hot fluid runner are formed by multiple tortuous holes laid out in parallel; Runner and fluid contact area increase, and fluid is long in runner internal flow distance, improves heat exchanger effectiveness; Often row honeycomb groove 7 refers to the multiple honeycomb grooves 7 entering the line direction of pipe 2 and hot fluid discharge pipe 5 and parallel direction arrangement thereof along cold fluid, and the liquid feeding end in the multiple tortuous hole of every layer of cold fluid runner is communicated in cold fluid is entered pipe 2 by the first feed liquor hole of confluxing; The drain side in the multiple tortuous hole of every layer of cold fluid runner is communicated in cold fluid discharge pipe 3 by the first discharge opeing hole of confluxing; The liquid feeding end in the multiple tortuous hole of every layer of hot fluid runner is communicated in hot fluid is entered pipe 4 by the second feed liquor hole of confluxing; The drain side in the multiple tortuous hole of every layer of hot fluid runner is communicated in hot fluid discharge pipe 5 by the second discharge opeing hole of confluxing; Multiple first feed liquors of every layer hole, the first discharge opeing hole, the second feed liquor hole and the second discharge opeing hole of confluxing of confluxing of confluxing of confluxing independently is arranged mutually.
The forming method of the new and effective heat exchanger of the present embodiment, described new and effective heat exchanger is processed by selective laser melting method, successively melt-forming is scanned by laser, compare and combined type and braze welding type heat-exchangers of the plate type, process time is short, reliability is high, can bear higher pressure, produces and reveal under avoiding high pressure and super-pressure situation.
In the present embodiment, described selective laser melting method comprises the following steps:
A. 3 d modeling software is used to set up new and effective heat exchanger threedimensional model; 3 d modeling software is SOLIDWORKS, PRO/E or UG;
B. derive the * stl formatted data of threedimensional model, in magics software, position is carried out to new and effective heat exchanger threedimensional model and put and support interpolation;
C. layered shaping is carried out to new and effective heat exchanger threedimensional model;
D. the new and effective heat exchanger three-dimensional modeling data after layering is imported selective laser melting process equipment, carry out position and to put and after data arrange, laser finally completes the processing of new and effective heat exchanger by successively scanning metal dust;
Avoid the restriction of traditional handicraft, improve the design freedom of designer; By the direct converted products of three-dimensional modeling data, without the need to frock, mould, greatly shorten product process flow; Process-cycle is short; Labyrinth and inner flow passage integral forming, improve Total Product performance; Without cutting waste.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (6)
1. a new and effective heat exchanger, is characterized in that: the cold fluid comprising casing and be fixed on casing enters pipe, cold fluid discharge pipe, hot fluid enter pipe and hot fluid discharge pipe; Be provided with in described casing and connect that cold fluid enters pipe, cold fluid discharge pipe, hot fluid enter pipe and hot fluid discharge pipe formation can carry out the cold fluid runner of heat exchange and the honeycomb ceramics of hot fluid runner.
2. new and effective heat exchanger according to claim 1, is characterized in that: described cold fluid runner and hot fluid runner are equipped with multilayer and cold fluid runner and hot fluid runner are vertical alternately.
3. new and effective heat exchanger according to claim 2, is characterized in that: be provided with steric multiple honeycomb groove in described honeycomb ceramics; Often row honeycomb groove is the arrangement of sinusoidal spatial sinusoidal along vertical projection and floor projection.
4. new and effective heat exchanger according to claim 3, it is characterized in that: often row honeycomb groove to be connected with the through hole of the lowest point by spatial sinusoidal paddy peak and to form tortuous hole, and every layer of cold fluid runner and hot fluid runner are formed by multiple tortuous holes laid out in parallel.
5. a forming method for the new and effective heat exchanger described in the arbitrary claim of claim 1-4, is characterized in that: described new and effective heat exchanger is processed by selective laser melting method.
6. the forming method of new and effective heat exchanger according to claim 5, is characterized in that: described selective laser melting method comprises the following steps:
A. 3 d modeling software is used to set up new and effective heat exchanger threedimensional model;
B. derive the * stl formatted data of threedimensional model, in magics software, position is carried out to new and effective heat exchanger threedimensional model and put and support interpolation;
C. layered shaping is carried out to new and effective heat exchanger threedimensional model;
D. the new and effective heat exchanger three-dimensional modeling data after layering is imported selective laser melting process equipment, carry out position and to put and after data arrange, laser finally completes the processing of new and effective heat exchanger by successively scanning metal dust.
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| CN201510189540.3A CN104776736B (en) | 2015-04-21 | 2015-04-21 | Efficient heat exchanger and its forming method |
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| CN201510189540.3A CN104776736B (en) | 2015-04-21 | 2015-04-21 | Efficient heat exchanger and its forming method |
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| CN104776736A true CN104776736A (en) | 2015-07-15 |
| CN104776736B CN104776736B (en) | 2017-03-01 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105750545A (en) * | 2016-03-29 | 2016-07-13 | 上海卫星工程研究所 | Method using 3D printing to manufacture heat exchanger |
| GB2549069A (en) * | 2016-03-23 | 2017-10-11 | Hieta Tech Ltd | Multifunctional structure of an additively manufactured article |
| FR3058510A1 (en) * | 2016-11-10 | 2018-05-11 | Safran | HEAT EXCHANGER |
| CN111426228A (en) * | 2020-05-18 | 2020-07-17 | 安徽东能换热装备有限公司 | Grid type turbulence device of plate type converter |
| CN112283277A (en) * | 2020-09-19 | 2021-01-29 | 重庆大学 | Composite lattice structure integrating structure bearing and vibration control and preparation method thereof |
| CN114264186A (en) * | 2021-12-16 | 2022-04-01 | 上海交通大学 | Additive manufacturing annular micro-channel heat exchanger and machining method thereof |
| US12013190B2 (en) | 2021-06-23 | 2024-06-18 | Hamilton Sundstrand Corporation | Wavy adjacent passage heat exchanger core and manifold |
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| CN102322757A (en) * | 2011-08-08 | 2012-01-18 | 刘小江 | Honeycomb type heat exchanger adopting multiple times of diffluence and confluence |
| CN103210274A (en) * | 2010-11-15 | 2013-07-17 | 可持续发动机系统有限公司 | Combined chamber wall and heat exchanger |
| WO2013180335A1 (en) * | 2012-05-29 | 2013-12-05 | (주)센도리 | High efficiency heat exchanger and method for manufacturing same |
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| CN201335629Y (en) * | 2009-01-14 | 2009-10-28 | 河北工业大学 | Honeycomb ceramic heat exchanger |
| CN103210274A (en) * | 2010-11-15 | 2013-07-17 | 可持续发动机系统有限公司 | Combined chamber wall and heat exchanger |
| CN102095315A (en) * | 2011-03-04 | 2011-06-15 | 刘小江 | Honeycomb heat exchanger |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2549069A (en) * | 2016-03-23 | 2017-10-11 | Hieta Tech Ltd | Multifunctional structure of an additively manufactured article |
| CN105750545A (en) * | 2016-03-29 | 2016-07-13 | 上海卫星工程研究所 | Method using 3D printing to manufacture heat exchanger |
| FR3058510A1 (en) * | 2016-11-10 | 2018-05-11 | Safran | HEAT EXCHANGER |
| WO2018087480A1 (en) | 2016-11-10 | 2018-05-17 | Safran | Heat exchanger |
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| CN109952485B (en) * | 2016-11-10 | 2021-08-03 | 赛峰集团 | Heat exchanger |
| CN111426228A (en) * | 2020-05-18 | 2020-07-17 | 安徽东能换热装备有限公司 | Grid type turbulence device of plate type converter |
| CN111426228B (en) * | 2020-05-18 | 2021-06-15 | 安徽东能换热装备有限公司 | Grid type turbulence device of plate type converter |
| CN112283277A (en) * | 2020-09-19 | 2021-01-29 | 重庆大学 | Composite lattice structure integrating structure bearing and vibration control and preparation method thereof |
| US12013190B2 (en) | 2021-06-23 | 2024-06-18 | Hamilton Sundstrand Corporation | Wavy adjacent passage heat exchanger core and manifold |
| CN114264186A (en) * | 2021-12-16 | 2022-04-01 | 上海交通大学 | Additive manufacturing annular micro-channel heat exchanger and machining method thereof |
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|---|---|
| CN104776736B (en) | 2017-03-01 |
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