CN104776736B - Efficient heat exchanger and its forming method - Google Patents
Efficient heat exchanger and its forming method Download PDFInfo
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- CN104776736B CN104776736B CN201510189540.3A CN201510189540A CN104776736B CN 104776736 B CN104776736 B CN 104776736B CN 201510189540 A CN201510189540 A CN 201510189540A CN 104776736 B CN104776736 B CN 104776736B
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Abstract
The invention discloses a kind of efficient heat exchanger and its forming method, this efficient heat exchanger include casing and be fixed on casing cold flow body enter pipe, cold fluid discharge pipe, hot fluid enter and manage and hot fluid discharge pipe；It is provided with the honeycomb ceramics connecting cold flow body entrance pipe, cold fluid discharge pipe, hot fluid entrance pipe and hot fluid discharge pipe and forming the cold fluid flow road that can carry out heat exchange and hot fluid runner in described casing；Described efficient heat exchanger is processed by selective laser melting method；The efficient heat exchanger of the present invention and its forming method, this efficient heat exchanger heat exchange efficiency is high, reliability is high, successively scans melt-forming by laser, it is to avoid the restriction of traditional handicraft, improves the design freedom of designer, process time is short.
Description
Technical field
The present invention relates to a kind of heat exchanger and its forming method, more particularly, to a kind of efficient heat exchanger and its molding side
Method.
Background technology
Heat-exchangers of the plate type is used to make heat be delivered to cold flow body from hot fluid, to meet the dress of the technological requirement of regulation
Put, be a kind of commercial Application of convection heat transfer' heat-transfer by convection and conduction of heat.
It is limited to traditional processing mode, Conventional plate-type heat exchanger is generally made up of stamping concavo-convex corrosion resistant plate.
Building form is broadly divided into：Under vacuum conditions by the soldering formula heat-exchangers of the plate type of high temperature brazing, and using close
The sealed combination type heat-exchangers of the plate type of seal bolt.Conventional plate-type heat exchanger is easy in the case of high pressure and supertension
There is metallic plate rupture and leakage phenomenon.Meanwhile, fluid is little with runner contact area, and turbulent flow phenomenon in two plates for the fluid is weak,
Thus leading to heat exchanger effectiveness low.
Content of the invention
In view of this, it is an object of the invention to provide a kind of efficient heat exchanger and its forming method, this efficient heat exchange
Device heat exchange efficiency is high, reliability is high, successively scans melt-forming by laser, it is to avoid the restriction of traditional handicraft, improves and sets
The design freedom of meter personnel, process time is short.
The efficient heat exchanger of the present invention, including casing and be fixed on casing cold flow body enter pipe, cold flow body discharge
Pipe, hot fluid enter pipe and hot fluid discharge pipe；It is provided with connection cold flow body in described casing and enter pipe, cold fluid discharge pipe, heat
Fluid enters pipe and hot fluid discharge pipe and forms the honeycomb ceramics of the cold fluid flow road that can carry out heat exchange and hot fluid runner；
Further, described cold fluid flow road and hot fluid runner are equipped with multilamellar and cold fluid flow road and hot fluid runner
Vertically spaced；
Further, it is provided with steric multiple honeycomb groove in described honeycomb body；Often row honeycomb groove is along vertical projection and water
Flat projection is sinusoidal spatial sinusoidal arrangement；
Further, each column honeycomb groove is connected the tortuous hole of formation by the through hole at spatial sinusoidal paddy peak and valley bottom, often
Layer cold fluid flow road and hot fluid runner are constituted by multiple complications holes laid out in parallel.
The forming method of the efficient heat exchanger of the present invention, described efficient heat exchanger passes through selective laser melting method
Process；
Further, described selective laser melting method comprises the following steps：
A. set up efficient heat exchanger threedimensional model using 3 d modeling software；
B. derive the * stl formatted data of threedimensional model, in magics software, efficient heat exchanger threedimensional model is carried out
Position is put and is supported interpolation；
C. layered shaping is carried out to efficient heat exchanger threedimensional model；
D. the efficient heat exchanger three-dimensional modeling data after layering is imported selective laser melting process equipment, enter line position
Put put and data setting after, laser is successively scanned the processing that metal dust is finally completed efficient heat exchanger.
The invention has the beneficial effects as follows：The efficient heat exchanger of the present invention and its forming method, this efficient heat exchanger changes
The thermal efficiency is high, reliability is high, successively scans melt-forming by laser, it is to avoid the restriction of traditional handicraft, improves designer
The design freedom of member, process time is short.
Brief description
Fig. 1 is the 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.
Specific embodiment
Fig. 1 is the 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, as schemed institute
Show：The efficient heat exchanger of the present embodiment, including casing 1 and be fixed on casing 1 cold flow body enter pipe 2, cold flow body discharge
Pipe 3, hot fluid enter pipe 4 and hot fluid discharge pipe 5；It is provided with connection cold flow body in described casing 1 and enter pipe 2, the discharge of cold flow body
Pipe 3, hot fluid enter pipe 4 and hot fluid discharge pipe 5 and form the cold fluid flow road that can carry out heat exchange and hot fluid runner
Honeycomb ceramics 6, casing 1 and honeycomb ceramics 6 be integrally formed, and overall structure stability is good, and heat transfer efficiency is high, can improve cold flow body and heat
Heat exchange efficiency between fluid, honeycomb texture is that the composition of cold fluid flow road and hot fluid runner provides enough designs simultaneously
Space, can design shape and the construction of cold fluid flow road and hot fluid runner according to actual needs it is ensured that cold flow body and hot fluid
Between carry out sufficient heat exchange.
In the present embodiment, described cold fluid flow road and hot fluid runner are equipped with multilamellar and cold fluid flow road and hot fluid
Runner is vertically spaced, vertically spaced refers to be equipped with space and this sky between arbitrary neighborhood two-layer cold fluid flow road
In gap, one layer of hot fluid runner of arrangement, makes cold flow body and hot fluid laminar flow and spaced, compact overall structure, space
Utilization rate is high, and heat exchanger effectiveness is high.
In the present embodiment, in described honeycomb ceramics 6, it is provided with steric multiple honeycomb groove 7；Often row honeycomb groove 7 is thrown along vertical
Shadow and floor projection are sinusoidal spatial sinusoidal arrangement, the paddy peak of the spatial sinusoidal cloth between adjacent valleys bottom
It is equipped with a honeycomb groove 7；Movement locus within honeycomb ceramics 6 for the fluid are staggered complicated large span space curve, so that
Fluid produces highly strong turbulent flow, reaches high heat transfer effect；Casing 1 is rectangular structure, and cold flow body enters pipe 2, cold flow body
Discharge pipe 3, hot fluid enter pipe 4 and hot fluid discharge pipe 5 is arranged at 1 four inclines of casing, and a summit with casing 1 is
Initial point, three ribs being connected to this initial point set up space coordinates for tri- axles of X, Y, Z, and spatial arrangements refer to honeycomb groove 7 along XY
Two-way array is arranged as one layer of honeycomb groove 7, and then this layer of honeycomb groove 7 is arranged along Z axis in units of layer again；Cold flow body enters pipe
2 and cold fluid discharge pipe 3 enters pipe 2 along cold flow body, cold fluid discharge pipe 3, hot fluid enter pipe 4 and hot fluid discharge pipe 5 four
One diagonal distribution of the rectangle that person is constituted；Hot fluid enters pipe 4 and hot fluid discharge pipe 5 and enters pipe 2, cold flow along cold flow body
Body discharge pipe 3, hot fluid enter another diagonal distribution of the rectangle of pipe 4 and hot fluid discharge pipe 5 four composition, often row honeybee
Socket 7 refers to enter pipe 2 along cold flow body and hot fluid enters the line direction of pipe 4 and its multiple honeycomb grooves of parallel direction arrangement
7.
In the present embodiment, each column honeycomb groove 7 is connected by the through hole at spatial sinusoidal paddy peak and valley bottom and forms complications
Hole, every layer of cold fluid flow road and hot fluid runner are constituted by multiple complications holes laid out in parallel；Runner is amassed with fluid contact level and increases
Greatly, fluid is long in runner internal flow distance, improves heat exchanger effectiveness；Each column honeycomb groove 7 refers to enter pipe 2 He along cold flow body
The line direction of hot fluid discharge pipe 5 and its multiple honeycomb grooves 7 of parallel direction arrangement, multiple complications in every layer of cold fluid flow road
The liquid feeding end in hole by the first feed liquor conflux hole be communicated in cold flow body enter pipe 2；Multiple complications holes in every layer of cold fluid flow road
Drain side is communicated in cold fluid discharge pipe 3 by the first discharge opeing hole of confluxing；The feed liquor in multiple complications holes of every layer of hot fluid runner
End by the second feed liquor conflux hole be communicated in hot fluid entrance pipe 4；The drain side in multiple complications holes of every layer of hot fluid runner leads to
Cross the second discharge opeing hole of confluxing and be communicated in hot fluid discharge pipe 5；Every layer of multiple first feed liquors conflux hole, the first discharge opeing conflux hole,
Second feed liquor confluxes hole and the second discharge opeing is confluxed, and hole is mutually independently arranged.
The forming method of the efficient heat exchanger of the present embodiment, described efficient heat exchanger passes through selective laser melting side
Method processes, and successively scans melt-forming by laser, compares and combination type and soldering formula heat-exchangers of the plate type, process time
Short, reliability is high, can bear higher pressure, it is to avoid produces in the case of high pressure and supertension and reveals.
In the present embodiment, described selective laser melting method comprises the following steps：
A. set up efficient heat exchanger threedimensional model using 3 d modeling software；3 d modeling software be SOLIDWORKS,
PRO/E or UG；
B. derive the * stl formatted data of threedimensional model, in magics software, efficient heat exchanger threedimensional model is carried out
Position is put and is supported interpolation；
C. layered shaping is carried out to efficient heat exchanger threedimensional model；
D. the efficient heat exchanger three-dimensional modeling data after layering is imported selective laser melting process equipment, enter line position
Put put and data setting after, laser is successively scanned the processing that metal dust is finally completed efficient heat exchanger；
Avoid the restriction of traditional handicraft, improve the design freedom of designer；Direct by three-dimensional modeling data
Converted productss, without frock, mould, greatly shorten product process flow；Process-cycle is short；Labyrinth and inner flow passage one
Body is melted into shape, improves product overall performance；No cutting wastes.
Finally illustrate, above example only in order to technical scheme to be described and unrestricted, although with reference to relatively
Good embodiment has been described in detail to the present invention, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent, the objective without deviating from technical solution of the present invention and scope, and it all should be covered at this
In the middle of the right of invention.
Claims (4)
1. a kind of efficient heat exchanger it is characterised in that：Including casing and be fixed on casing cold flow body enter pipe, cold flow body
Discharge pipe, hot fluid enter pipe and hot fluid discharge pipe；It is provided with connection cold flow body in described casing and enter pipe, the discharge of cold flow body
Pipe, hot fluid enter pipe and hot fluid discharge pipe and form the honeybee of the cold fluid flow road that can carry out heat exchange and hot fluid runner
Nest body；It is provided with steric multiple honeycomb groove in described honeycomb body；Often row honeycomb groove is along vertical projection and floor projection
Sinusoidal spatial sinusoidal arrangement.
2. efficient heat exchanger according to claim 1 it is characterised in that：Described cold fluid flow road and hot fluid runner are equal
Be provided with multilamellar and cold fluid flow road and hot fluid runner vertically spaced.
3. efficient heat exchanger according to claim 2 it is characterised in that：Each column honeycomb groove passes through spatial sinusoidal paddy
The through hole at peak and valley bottom is connected and forms tortuous hole, and every layer of cold fluid flow road and hot fluid runner are arranged side by side by multiple complications holes
Cloth is constituted.
4. the efficient heat exchanger described in a kind of claim 1-3 any claim forming method it is characterised in that：Described
Efficient heat exchanger is processed by selective laser melting method；Described selective laser melting method includes following step
Suddenly：
A. set up efficient heat exchanger threedimensional model using 3 d modeling software；
B. derive the * stl formatted data of threedimensional model, in magics software, position is carried out to efficient heat exchanger threedimensional model
Put and support interpolation；
C. layered shaping is carried out to efficient heat exchanger threedimensional model；
D. the efficient heat exchanger three-dimensional modeling data after layering is imported selective laser melting process equipment, carry out position pendulum
Put and data setting after, laser is successively scanned the processing that metal dust is finally completed efficient heat exchanger.
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| Application Number | Priority Date | Filing Date | Title |
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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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| Application Number | Priority Date | Filing Date | Title |
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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 CN104776736A (en) | 2015-07-15 |
| CN104776736B true CN104776736B (en) | 2017-03-01 |
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| CN201510189540.3A Active CN104776736B (en) | 2015-04-21 | 2015-04-21 | Efficient heat exchanger and its forming method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2742365C2 (en) * | 2016-11-10 | 2021-02-05 | Сафран | Heat exchanger |
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| 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 |
| 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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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201335629Y (en) * | 2009-01-14 | 2009-10-28 | 河北工业大学 | Honeycomb ceramic heat exchanger |
| CN102095315A (en) * | 2011-03-04 | 2011-06-15 | 刘小江 | Honeycomb heat exchanger |
| 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***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 |
-
2015
- 2015-04-21 CN CN201510189540.3A patent/CN104776736B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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***有限公司 | Combined chamber wall and heat exchanger |
| CN102095315A (en) * | 2011-03-04 | 2011-06-15 | 刘小江 | Honeycomb heat exchanger |
| CN102322757A (en) * | 2011-08-08 | 2012-01-18 | 刘小江 | Honeycomb type heat exchanger adopting multiple times of diffluence and confluence |
| WO2013180335A1 (en) * | 2012-05-29 | 2013-12-05 | (주)센도리 | High efficiency heat exchanger and method for manufacturing same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2742365C2 (en) * | 2016-11-10 | 2021-02-05 | Сафран | Heat exchanger |
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| CN104776736A (en) | 2015-07-15 |
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