CN109945721A - A kind of automobile radiators six terrace with edge end structure flat tube design method of fillet - Google Patents
A kind of automobile radiators six terrace with edge end structure flat tube design method of fillet Download PDFInfo
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- CN109945721A CN109945721A CN201910240517.0A CN201910240517A CN109945721A CN 109945721 A CN109945721 A CN 109945721A CN 201910240517 A CN201910240517 A CN 201910240517A CN 109945721 A CN109945721 A CN 109945721A
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- flat tube
- fillet
- terrace
- short side
- end structure
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Abstract
The invention discloses a kind of automobile radiators six terrace with edge end structure flat tube design methods of fillet, the overall dimensions parameter of radiator core body flat tube is processed by acquiring, determine flat tube internal diameter L, flat tube wall thickness t, flat tube inner wall spacing h, further according to the sShape features of six terrace with edge end structure of fillet, utilize known caliber size and thickness, the tail end section of six terrace with edge end structure of fillet is designed to a centrosymmetric fillet hexagon, and the overall dimensions of fillet hexagon are designed, last in summary overall dimensions, the radius of machining and form depth of knuckle are designed, to complete the size design of entire six terrace with edge end structure of flat tube fillet.This method makes the design procedure of six terrace with edge end structure of flat tube fillet definitely, there is wider guidance to the design of the six terrace with edge structure of flat tube end fillet of different tube diameters, designed flat tube configuration, the bond quality of flat tube and mainboard is not only increased, and optimizes the hydraulic performance of automobile radiators heat dissipation pipe end.
Description
Technical field
The present invention relates to the design method of flat tube configuration more particularly to a kind of high-efficient high performance automobile radiators fillets six
Terrace with edge end structure flat tube design method.
Background technique
Radiator core body for vehicle is indispensable important component in automobile water-cooling engine-cooling system, and radiate tubulation
It mostly uses flat tube configuration, but is easy to produce fracture by fatigue damage due to being repeatedly subjected to the impact of water flow at the tubulation intake-outlet that radiates
Wound reduces integrated radiator working efficiency and even results in its failure, and traditional flat tube has been unable to meet the performance of monomer and vehicle
It is required that the novel vehicle radiator flat tube with end structure design has become a kind of industrial trend, therefore propose the efficient height
Performance automobiles radiator is very necessary with the design method of six terrace with edge end structure flat tube of fillet.
Common radiation tube structure with heat improved method includes that external structure is improved and internal structure improvement.External structure is improved
Method such as patent CN207145056U reduces heat-dissipating pipe Inlet and outlet water in heat radiating flat tube tip designs one hyperboloid of one sheet structures
Waterpower crushing at mouthful.Its method effect is obvious, but hyperboloid of one sheet structure processing difficulties, production cost in actual production
It is higher.The improved method of internal structure such as patent CN109022939A, by controlling the aluminum profile alloy group for forming flat tube
At ingredient, to improve the heat transfer property and processability of aluminum profile, this method is improved from moulding material, optimizes aluminium profiles
The Forming Quality of material and the capacity of heat transmission for improving heat-dissipating pipe, but its improved method is only applicable to the enterprise of production heat-dissipating pipe, fits
It is smaller with range.
Above-mentioned specific Patent Reference and pertinent literature are as follows:
1), " a kind of automobile radiators heat-dissipating pipe ", patent No. CN207145056U.It is scattered that the utility model provides a kind of automobile
Hot device heat-dissipating pipe, including hyperboloid of one sheet disengaging water swivel and D-shaped tube body, the hyperboloid of one sheet heat-dissipating pipe disengaging water swivel with
Connect between D-shaped tube body；The heat-dissipating pipe hyperboloid of one sheet disengaging water swivel is symmetrical, and passes in and out water termination both ends and D-shaped
It is in hyperboloid of one sheet topological transitions structure between tube body both ends；And then the hyperboloid of one sheet is made to pass in and out water swivel Inlet and outlet water interface middle section
It is in hyperbolic cylinder topological transitions between D-shaped tube body middle section.Six terrace with edge end structure of fillet proposed by the present invention, structure is simple,
End changeover portion is straight line, it is easier to be processed.
2), " a kind of aluminium alloy and its application for domestic air conditioning microchannel aluminium flat conduit ", patent No. CN109022939A.
The invention discloses a kind of aluminium alloys for domestic air conditioning microchannel aluminium flat conduit, and the microchannel aluminium flat conduit is inside aluminium flat conduit
Lattice structure is set, and in the case where heat exchange performance is promoted, hydraulic performance decreases, and must be integrally formed with flat tube.
Six terrace with edge end structure of fillet proposed by the present invention, the machine-shaping on the flat tube for have been processed into type are easy to process and can be with
Promote flat tube hydraulic performance.
Summary of the invention
In order to solve the above technical problems, the present invention is intended to provide a kind of high-efficient high performance automobile radiators six terrace with edge of fillet
End structure flat tube design method, to meet the design of six terrace with edge structure of any caliber flat tube end fillet, its design stream of specification
Journey reduces its design cost, improves the production practicability of end structure.
The purpose of the present invention is realized by technical solution below:
A kind of high-efficient high performance automobile radiators six terrace with edge end structure flat tube design method of fillet, this method include with
Lower step:
A, the overall dimensions parameter for acquiring radiator core body flat tube, determines the caliber and wall thickness of flat tube, the flat tube it is outer
Molded dimension parameter includes: flat tube internal diameter L, flat tube wall thickness t, flat tube inner wall spacing h；
B, according to the sShape features of six terrace with edge end structure of fillet and the caliber size and pipe thickness of flat tube, by fillet six
The tail end section of terrace with edge end structure is designed to a centrosymmetric fillet hexagon, and to the overall dimensions of fillet hexagon
It is designed；The overall dimensions include: the radius R of short side knuckles, diagonal distance La, opposite side distance H, long side length
Lh, bond length Li, short side gradient Ac；
C, according to the flat tube internal diameter L, flat tube wall thickness t, flat tube inner wall spacing h, short side knuckle radius Rs, it is diagonal
Distance La, opposite side distance H, long side length Lh, bond length LiWith the gradient A of short sidec, to the radius of machining of knuckle and plus
Work depth is designed, to complete the size design of entire six terrace with edge end structure of fillet；The processing of the knuckle half
Diameter is the radius R of long short side knucklet, working depth is form depth Hd。
The present invention is based on the overall dimensions parameter for being processed radiator core body flat tube is acquired, flat tube internal diameter L, flat tube wall are determined
Thick t, flat tube inner wall spacing h parameter further according to the sShape features of six terrace with edge end structure of fillet, utilize known caliber size
And thickness, the tail end section of six terrace with edge end structure of fillet is designed to a centrosymmetric fillet hexagon, and right
The overall dimensions of fillet hexagon are designed；Last in summary overall dimensions, radius of machining and molding to knuckle
Depth is designed, to complete the size design of entire six terrace with edge end structure of flat tube fillet, the present invention makes flat tube fillet six
The design procedure of terrace with edge end structure definitely, has the design of the six terrace with edge structure of flat tube end fillet of different tube diameters wider
General guidance；Compared to other automobile radiators flat tube structures, automobile radiators provided by the invention six terrace with edge end of fillet
Flat tube configuration designed by structure flat design method, not only increases the bond quality of flat tube and mainboard, and optimizes vapour
The hydraulic performance of vehicle heat-radiating pipe for heat radiator end.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example and is used together to explain the present invention, do not constitute and the present invention is limited.In the accompanying drawings:
Fig. 1 is six terrace with edge end structure flat tube design side of a kind of high-efficient high performance automobile radiators fillet of the present invention
The structure flow chart of method；
Fig. 2 is processing object of the invention；
Fig. 3 is the structural schematic diagram of six terrace with edge end structure flat tube of fillet designed by the present invention；
Fig. 4 is the right view diagrammatic cross-section of six terrace with edge end structure flat tube of fillet designed by the present invention；
Fig. 5 is the A-A cross-sectional view of Fig. 4.
Specific embodiment
According to the technique and scheme of the present invention, in the case where not changing connotation of the invention, persons skilled in the art can
To propose multiple frame modes and production method of the invention.Therefore following specific embodiments and attached drawing are only skills of the present invention
Art scheme illustrates, and is not to be construed as whole of the invention or is considered as the restriction or limit to technical solution of the present invention
System.
Below with reference to examples and drawings 1, the present invention is described in further detail:
A kind of high-efficient high performance automobile radiators of the present invention six terrace with edge end structure flat tube design method of fillet,
Specific steps include:
Step 10, the overall dimensions parameter for acquiring radiator core body flat tube, determine the caliber and wall thickness of flat tube, the flat tube
Overall dimensions parameter include: flat tube internal diameter L, flat tube wall thickness t, flat tube inner wall spacing h.
Step 20, according to the sShape features of six terrace with edge end structure of fillet and the caliber size and pipe thickness of flat tube, will
The tail end section of six terrace with edge end structure of fillet is designed to a centrosymmetric fillet hexagon, and to the outer of fillet hexagon
Molded dimension is designed；The overall dimensions include: the radius R of short side knuckles, diagonal distance La, opposite side distance H, long side
Length Lh, bond length Li, short side gradient Ac；Wherein,
The radius R of short side knucklesWith the relationship between flat tube inner wall spacing h are as follows:
Rs=0.5h
Diagonal distance LaWith the relationship between flat tube internal diameter L are as follows:
La=(1+ αd)L
Wherein αdFor caliber Direction distortion coefficient；As wall thickness t≤2mm of flat tube, αd=0.02, as the wall thickness t > of flat tube
α when 2mmd=0.01；
Long side length LhWith diagonal distance LaBetween relationship are as follows:
Lh=βtLa
Wherein βtFor long side proportionality coefficient；The β as flat tube internal diameter L≤25mmt=0.63, the β as flat tube internal diameter L > 25mmt
=0.51；
The gradient A of short sidecDegree are as follows:
Ac=13.9 °~15.1 °
As flat tube internal diameter L≤15mm, Ac13.9 ° are taken, as flat tube internal diameter L >=25mm, AcTake 15.1 °；
Bond length LiWith the gradient A of short sidec, short side knuckle radius Rs, long side length Lh, diagonal distance LaBetween
Relationship are as follows:
Wherein, by geometrical relationship it is found that As+Ac=90 °, then there is cos As=sin Ac, then above-mentioned equation is deformable
Are as follows:
Opposite side distance H and bond length Li, short side gradient Ac, short side knuckle radius Rs, between relationship are as follows:
Rssin As+Lisin Ac=0.5H
After transformed
H=2 (Rscos Ac+Lisin Ac)
=h cos Ac+[(1-βt)(1+αd)L-h(1-sin Ac)]tan Ac
Step 30, according to the flat tube internal diameter L, flat tube wall thickness t, flat tube inner wall spacing h, short side knuckle radius
Rs, diagonal distance La, long side length Lh, bond length LiWith the gradient A of short sidec, radius of machining and processing to knuckle are deeply
Degree is designed, to complete the size design of entire six terrace with edge end structure of fillet；The radius of machining of the knuckle is
The radius R of long short side knucklet, working depth is form depth Hd；Wherein,
The radius R of long short side knuckletWith bond length Li, short side gradient Ac, relationship between flat tube wall thickness t are as follows:
After transformation
Meanwhile Rt1.5t≤R should be mett, in summary
Form depth HdWith the gradient A of opposite side distance H, short sidecBetween relationship are as follows:
Hd=0.5 { [(1- βt)(1+αd)L-h(1-sin Ac)]tan Ac-h(1-cos Ac)}cot Ac。
Fig. 2 is processing object of the invention；Fig. 3 is that the structure of six terrace with edge end structure flat tube of fillet designed by the present invention is shown
It is intended to；Fig. 4 is the right view diagrammatic cross-section of six terrace with edge end structure flat tube of fillet designed by the present invention；Fig. 5 is that the A-A of Fig. 4 is cutd open
View.
Aforesaid way makes the design procedure of six terrace with edge end structure of flat tube fillet definitely, to the flat tube end of different tube diameters
The design of end six terrace with edge structure of fillet has a wider guidance, designed flat tube configuration, not only increases flat tube and mainboard
Bond quality, and optimize the hydraulic performance of automobile radiators heat dissipation pipe end.
Although disclosed herein embodiment it is as above, the content is only to facilitate understanding the present invention and adopting
Embodiment is not intended to limit the invention.Any those skilled in the art to which this invention pertains are not departing from this
Under the premise of the disclosed spirit and scope of invention, any modification and change can be made in the implementing form and in details,
But scope of patent protection of the invention, still should be subject to the scope of the claims as defined in the appended claims.
Claims (3)
1. a kind of automobile radiators six terrace with edge end structure flat tube design method of fillet, which is characterized in that the method includes
Following steps:
A, the overall dimensions parameter for acquiring radiator core body flat tube, determines the caliber and wall thickness of flat tube, the external form ruler of the flat tube
Very little parameter includes: flat tube internal diameter L, flat tube wall thickness t, flat tube inner wall spacing h；
B, according to the sShape features of six terrace with edge end structure of fillet and the caliber size and pipe thickness of flat tube, by six terrace with edge of fillet
The tail end section of end structure is designed to a centrosymmetric fillet hexagon, and carries out to the overall dimensions of fillet hexagon
Design；The overall dimensions include: the radius R of short side knuckles, diagonal distance La, opposite side distance H, long side length Lh, it is short
Edge lengths Li, short side gradient Ac；
C, according to the flat tube internal diameter L, flat tube wall thickness t, flat tube inner wall spacing h, short side knuckle radius Rs, diagonal distance
La, long side length Lh, bond length LiWith the gradient A of short sidec, the radius of machining and working depth of knuckle are designed,
To complete the size design of entire six terrace with edge end structure of fillet；The radius of machining of the knuckle is long short side transition circle
The radius R at anglet, working depth is form depth Hd。
2. high-efficient high performance automobile radiators according to claim 1 six terrace with edge end structure flat tube design side of fillet
Method, which is characterized in that the step B is specifically included:
The radius R of short side knucklesWith the relationship between flat tube inner wall spacing h are as follows:
Rs=0.5h
Diagonal distance LaWith the relationship between flat tube internal diameter L are as follows:
La=(1+ αd)L
Wherein αdFor caliber Direction distortion coefficient；As wall thickness t≤2mm of flat tube, αd=0.02, as the wall thickness t > 2mm of flat tube
When αd=0.01；
Long side length LhWith diagonal distance LaBetween relationship are as follows:
Lh=βtLa
Wherein βtFor long side proportionality coefficient；The β as flat tube internal diameter L≤25mmt=0.63, the β as flat tube internal diameter L > 25mmt=
0.51；
The gradient A of short sidecDegree are as follows:
Ac=13.9 °~15.1 °
As flat tube internal diameter L≤15mm, Ac13.9 ° are taken, as flat tube internal diameter L >=25mm, AcTake 15.1 °；
Bond length LiWith the gradient A of short sidec, short side knuckle radius Rs, long side length Lh, diagonal distance LaBetween pass
System are as follows:
Wherein, by geometrical relationship it is found that As+Ac=90 °, then there is cos As=sin Ac, then above-mentioned equation can be deformed into:
Opposite side distance H and bond length Li, short side gradient Ac, short side knuckle radius Rs, between relationship are as follows:
Rs sin As+Li sin Ac=0.5H
After transformed
H=2 (Rs cosAc+Li sinAc)
=h cosAc+[(1-βt)(1+αd)L-h(1-sinAc)]tanAc。
3. high-efficient high performance automobile radiators according to claim 1 six terrace with edge end structure flat tube design side of fillet
Method, which is characterized in that the step C, which is specifically included, includes:
The radius R of long short side knuckletWith bond length Li, short side gradient Ac, relationship between flat tube wall thickness t are as follows:
After transformation
Meanwhile Rt1.5t≤R should be mett, in summary
Form depth HdWith the gradient A of opposite side distance H, short sidecBetween relationship are as follows:
Hd=0.5 { [(1- βt)(1+αd)L-h(1-sinAc)]tanAc-h(1-cosAc)}cotAc。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910240517.0A CN109945721B (en) | 2019-03-28 | 2019-03-28 | Method for designing rounded-corner hexagonal frustum end structure flat tube for automobile radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910240517.0A CN109945721B (en) | 2019-03-28 | 2019-03-28 | Method for designing rounded-corner hexagonal frustum end structure flat tube for automobile radiator |
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| Publication Number | Publication Date |
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| CN109945721A true CN109945721A (en) | 2019-06-28 |
| CN109945721B CN109945721B (en) | 2020-06-30 |
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|---|---|---|---|
| CN201910240517.0A Active CN109945721B (en) | 2019-03-28 | 2019-03-28 | Method for designing rounded-corner hexagonal frustum end structure flat tube for automobile radiator |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3900744A1 (en) * | 1989-01-12 | 1990-07-26 | Sueddeutsche Kuehler Behr | HEAT EXCHANGER |
| FR2715217B1 (en) * | 1994-01-20 | 1996-03-01 | Valeo Thermique Moteur Sa | Heat exchanger tube, in particular for a motor vehicle, process for its conformation and heat exchanger comprising such tubes. |
| CN1585885A (en) * | 2001-11-09 | 2005-02-23 | Gac株式会社 | Heat exchanger and method for manufacturing the same |
| CN101532589A (en) * | 2008-03-10 | 2009-09-16 | 金龙精密铜管集团股份有限公司 | Flat metal tube |
| CN201837302U (en) * | 2010-05-21 | 2011-05-18 | 上海兴楠新材料科技有限公司 | High heat conduction all-Al (aluminum) heat exchanger |
| CN202866976U (en) * | 2012-08-30 | 2013-04-10 | 长城汽车股份有限公司 | Flaring type cooling pipe and automobile radiator |
| CN204881293U (en) * | 2015-07-14 | 2015-12-16 | 上海威可特汽车热交换器制造有限公司 | Flat pipe of throat |
| CN206037814U (en) * | 2016-08-17 | 2017-03-22 | 艾泰斯热系统研发（上海）有限公司 | Flat pipe of microchannel heat transfer and evaporimeter with optimize drainage |
-
2019
- 2019-03-28 CN CN201910240517.0A patent/CN109945721B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3900744A1 (en) * | 1989-01-12 | 1990-07-26 | Sueddeutsche Kuehler Behr | HEAT EXCHANGER |
| FR2715217B1 (en) * | 1994-01-20 | 1996-03-01 | Valeo Thermique Moteur Sa | Heat exchanger tube, in particular for a motor vehicle, process for its conformation and heat exchanger comprising such tubes. |
| CN1585885A (en) * | 2001-11-09 | 2005-02-23 | Gac株式会社 | Heat exchanger and method for manufacturing the same |
| CN101532589A (en) * | 2008-03-10 | 2009-09-16 | 金龙精密铜管集团股份有限公司 | Flat metal tube |
| CN201837302U (en) * | 2010-05-21 | 2011-05-18 | 上海兴楠新材料科技有限公司 | High heat conduction all-Al (aluminum) heat exchanger |
| CN202866976U (en) * | 2012-08-30 | 2013-04-10 | 长城汽车股份有限公司 | Flaring type cooling pipe and automobile radiator |
| CN204881293U (en) * | 2015-07-14 | 2015-12-16 | 上海威可特汽车热交换器制造有限公司 | Flat pipe of throat |
| CN206037814U (en) * | 2016-08-17 | 2017-03-22 | 艾泰斯热系统研发（上海）有限公司 | Flat pipe of microchannel heat transfer and evaporimeter with optimize drainage |
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| Publication number | Publication date |
|---|---|
| CN109945721B (en) | 2020-06-30 |
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