CN105466267B - One kind heat dissipation band structure and its radiator - Google Patents

One kind heat dissipation band structure and its radiator Download PDF

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Publication number
CN105466267B
CN105466267B CN201510890778.9A CN201510890778A CN105466267B CN 105466267 B CN105466267 B CN 105466267B CN 201510890778 A CN201510890778 A CN 201510890778A CN 105466267 B CN105466267 B CN 105466267B
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China
Prior art keywords
heat dissipation
fenestra
dissipation band
band body
angle
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CN201510890778.9A
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Chinese (zh)
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CN105466267A (en
Inventor
黄建川
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Chongqing Tokyo Radiator Co Ltd
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Chongqing Tokyo Radiator Co Ltd
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F3/00Plate-like or laminated elements; Assemblies of plate-like or laminated elements
    • F28F3/02Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
    • F28F3/025Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being corrugated, plate-like elements
    • F28F3/027Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being corrugated, plate-like elements with openings, e.g. louvered corrugated fins; Assemblies of corrugated strips
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01PCOOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00

Abstract

The present invention provides a kind of heat dissipation band structure, including the band body that radiates, multiple fenestras are tiltedly offered in heat dissipation band body updip, the heat dissipation band body includes the interlude positioned at middle part and the segmentum laterale positioned at both ends, the blowing angle of fenestra is more than the blowing angle of fenestra on the interlude on the segmentum laterale, present invention simultaneously provides a kind of radiator, including above-mentioned heat dissipation band structure.The present invention has the design of two kinds of louver angles on a heat-radiation belt, and middle part angle is small, and both ends angle is big, and applied to the radiator heat-dissipation improved efficiency 3 ~ 6% fixed than louver angle after on radiator, and windage further reduces.

Description

One kind heat dissipation band structure and its radiator
Technical field
The invention belongs to heat sink technology field, more particularly to a kind of heat dissipation band structure and its radiator.
Background technology
In order to avoid engine overheat, it is appropriate that the parts (cylinder sleeve, cylinder cap, valve etc.) around combustion chamber must carry out Cooling.In order to ensure cooling effect, automobile cooling system generally by radiator, thermostat, water pump, cylinder block passage, cylinder cap water channel, Fan etc. forms.Radiator is responsible for the cooling of recirculated water, and heat-dissipating pipe and heat-radiation belt aluminium multi-purpose greatly are made, and aluminum water pipe is made flat Flat shape shape, heat-radiation belt corrugated and the design that opens a window.Coolant flows in radiator core, and air is outside radiator core by high Warm coolant cools down due to radiating to air, and cold air then heats up because of the heat that coolant sheds is absorbed, and radiates Device is a heat exchanger.
For heat radiation performance, for the installation direction of radiator mostly perpendicular to the direction of air flow, that so installs is good Place is:Windage is small, and cooling effectiveness is high.But to reduce windage, in addition to the factor such as design, installation direction position except radiator, It is also closely bound up with the pitch and louver angle of heat-radiation belt.In the case where heat dissipation belt pitch is constant, disturbance is provided with heat-radiation belt The hole of the similar shutter of air-flow, to destroy adhesion layer of the moving air on heat dissipation belt surface, improves heat-sinking capability.It is so right In shutter perforate design with regard to it is particularly important that.
The content of the invention
In view of the above deficiencies of the prior art, it is an object of the invention to provide one kind heat dissipation band structure and its heat dissipation Device, to improve radiating efficiency.
In order to achieve the above objects and other related objects, technical solution of the present invention is as follows:
One kind heat dissipation band structure, including heat dissipation band body, multiple fenestras are tiltedly offered in heat dissipation band body updip, described The band body that radiates includes the interlude positioned at middle part and the segmentum laterale positioned at both ends, and the blowing angle of fenestra is big on the segmentum laterale In the blowing angle of fenestra on the interlude.
Using the above structure, the fenestra angle of whole heat-radiation belt is arranged to the big change design in the small both ends in stage casing, that is, is saving In the case of remaining unchanged, fenestra angle uses:Greatly-small-big arrangement form.Its heat dissipation performance is relative to traditional heat-dissipating Structure with turn on window will height.
As preferred:The blowing angle of fenestra is 33 ± 2 ° on the segmentum laterale, the blowing angle of the interlude fenestra For 22 ± 2 °.Under the action of ventilating fan, louver angle is more big more is more easily pulled away beneficial to heat dissipation, heat, but due to fan Caused windage, louver angle is more big to be also more easily deformed, and under test of many times verification, 22 ± 2 °~33 ± 2 ° are optimums Angle.
As preferred:The blowing angle of fenestra is gradually decrease to from both ends to centre by 33 ° on the heat dissipation band body 22°。
As preferred:It is described heat dissipation band body be divided into more than 3 odd number segmentation, from heat dissipation band body outer end to centre, The fenestra blowing angle of adjacent sectional is sequentially reduced.Hop count is more more more is conducive to radiate;But hop count is more, manufacture is more difficult, Production cost is also higher.
As preferred:Fenestra blowing angle in each segmentation is identical, or is gradually reduced from outside to inside.
As preferred:The length of the heat dissipation band body is L, and the length of the segmentum laterale at the both ends is respectively L/4, described The length of interlude is L/2.I.e. heat-radiation belt forms symmetrical structure with center both sides.
As preferred:The heat dissipation band body undulate, the fenestra is shutter shape.
As preferred:The pitch of the heat dissipation band body is 3mm-5mm.
Heat dissipation belt pitch is the major parameter for influencing radiator performance, and heat dissipation capacity increases with the reduction of heat dissipation belt pitch, 3mm, 3.4mm, 4mm, 4.3mm or 5mm are generally taken according to the pitch P of the heat dissipation performance heat-radiation belt of product.Can be according to engine work( The correlative factor selections such as rate, working condition, heat dissipation performance requirement.
As preferred:It is described heat dissipation band body in the direction of the width fenestra opening direction for left part and right part it is symmetrical.
Present invention simultaneously provides a kind of radiator, including multiple above-mentioned heat dissipation band structures.
As described above, the beneficial effects of the invention are as follows:The present invention has two kinds of louver angle designs on a heat-radiation belt, and Middle part angle is small, and both ends angle is big, applied to the radiator heat-dissipation improved efficiency 3 after on radiator than other turn on window~ 6%, and windage further reduces.
Brief description of the drawings
Fig. 1 is the structure diagram of heat-radiation belt in the present invention;
Fig. 2 is the partial enlarged view of heat-radiation belt in the present invention;
Fig. 3 is the A-A direction views in Fig. 2;
Fig. 4 is the B-B direction view in Fig. 2;
Fig. 5 is the structure diagram of radiator in the present invention.
Piece mark explanation
1 heat-radiation belt
11 interludes
12 both sides section
2 heat-dissipating pipes
Embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation Content disclosed by book understands other advantages and effect of the present invention easily.
As shown in Figures 1 to 4, a kind of heat dissipation band structure, including corrugated or corrugated heat dissipation band body, heat-radiation belt sheet Body includes the interlude 11 positioned at middle part and the segmentum laterale 12 positioned at both ends, and multiple windows are tiltedly offered in heat dissipation band body updip Hole, fenestra are used for rough air, to destroy adhesion layer of the moving air on heat dissipation belt surface, improve heat-sinking capability, it is crucial It is, the blowing angle of fenestra is more than the blowing angle of fenestra on the interlude 11 on segmentum laterale 12.
Wind shelling cover is installed in the periphery of radiator, there is a great circle perforate (area of ventilating fan flabellum rotary work in centre Domain), remaining is covered by wind shelling cover, in this case, the arrangement form fan work of heat-radiation belt " big-small-big " When heat-radiation belt both ends and the heat dissipation performance of interlude just can be more preferable.
The blowing angle of fenestra is gradually decrease to 22 ° from both ends to centre by 33 ° on heat dissipation band body.Radiate band body point It is segmented for more than 3 odd number, can is 3,5,7 etc.;From heat dissipation band body outer end to centre, the fenestra of adjacent sectional Blowing angle is sequentially reduced.For the ease of manufacture, the fenestra blowing angle in each segmentation is identical, certainly in working ability In the case of can reaching, the fenestra blowing angle in same segmentation can also be to be gradually reduced from outside to inside.
Further, Fig. 3 show the schematic diagram of 12 blowing angle of segmentum laterale, and fenestra opens on the segmentum laterale 12 at the both ends Hole number is 32, and blowing angle is 33 ± 2 °, can the continuous gradation or be a fixed value in the margin of tolerance, i.e., outside Fenestra angle can be 33 ° on side, or be decreased to 31 ° from 35 ° from outside to inside;Fig. 4 show 11 perforate angle of interlude The schematic diagram of degree, the number of openings of 11 fenestra of interlude is 32, and blowing angle is 22 ± 2 °, can be any in the range of this Value, is usually a fixed value for the ease of manufacture.
Further as shown in Figure 3 and Figure 4, using band body pitch direction of radiating as length direction, then the band body that radiates is in width It is symmetrical for left and right portion louver angle and direction to spend the turn on window of fenestra on direction, forms symmetrical non-split arrangement form, such as 16 fenestra angle and directions of wherein left part are identical, and 16 fenestra directions of right part and angle and left part are symmetrical.
As shown in Figure 1, in this example, the length of the heat dissipation band body is L, and the length of the segmentum laterale 12 at the both ends is distinguished For L/4, the length of the interlude 11 is L/2, i.e., heat-radiation belt forms symmetrical structure with center both sides.
Further, the pitch P of the heat dissipation band body is 3mm-5mm.
Heat dissipation belt pitch P is the major parameter for influencing radiator performance, and heat dissipation capacity increases with the reduction of heat dissipation belt pitch, 3mm, 3.4mm, 4mm, 4.3mm or 5mm are generally taken according to the pitch P of the heat dissipation performance heat-radiation belt of product.Can be according to engine work( The correlative factor selections such as rate, working condition, heat dissipation performance requirement.R portions size is usually 0.6mm or so.
As shown in figure 5, present invention simultaneously provides a kind of radiator, including multiple above-mentioned heat-radiation belts 1 to further include heat-dissipating pipe 2 Deng remaining structure belongs to the prior art, and improvement essentially consists in heat-radiation belt 1, therefore is repeated no more for other structures.
Using the radiator and existing radiator (louver angle of its whole heat-radiation belt is fixed) of heat-radiation belt of the present invention same Deng repeatedly carrying out heat release experiment under experimental condition, experiment shows:Radiator louver angle change design is fixed than louver angle and set The radiator exothermal efficiency lifting 3~6% of meter.It is changed using radiator heat-dissipation band (shutter) and fan clutch to realize By the air mass flow of radiator, reach the lifting of radiating efficiency.
Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the present invention Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from disclosed spirit with All equivalent modifications completed under technological thought or change, should be covered by the claim of the present invention.

Claims (7)

1. one kind heat dissipation band structure, including heat dissipation band body, tiltedly offer multiple fenestras, its feature in heat dissipation band body updip It is:The heat dissipation band body includes the interlude positioned at middle part and the segmentum laterale positioned at both ends, fenestra on the segmentum laterale Blowing angle is more than the blowing angle of fenestra on the interlude;The blowing angle of fenestra is 33 ± 2 ° on the segmentum laterale, institute The blowing angle for stating interlude fenestra is 22 ± 2 °;On the heat dissipation band body blowing angle of fenestra from both ends to centre by 33 ° are gradually decrease to 22 °;The heat dissipation band body undulate, the fenestra is shutter shape.
A kind of 2. heat dissipation band structure according to claim 1, it is characterised in that:The heat dissipation band body is divided into more than 3 Odd number is segmented, and from heat dissipation band body outer end to centre, the fenestra blowing angle of adjacent sectional is sequentially reduced.
A kind of 3. heat dissipation band structure according to claim 2, it is characterised in that:Fenestra perforate angle in each segmentation Spend identical, or be gradually reduced from outside to inside.
A kind of 4. heat dissipation band structure according to claim 1, it is characterised in that:The pitch of the heat dissipation band body is 3mm- 5mm。
A kind of 5. heat dissipation band structure according to claim 4, it is characterised in that:It is described heat dissipation band body pitch for 3mm, 3.4mm, 4mm, 4.3mm or 5mm.
A kind of 6. heat dissipation band structure according to claim 1, it is characterised in that:The heat dissipation band body is in the direction of the width The opening direction of fenestra is symmetrical for left part and right part.
A kind of 7. radiator, it is characterised in that:Including a kind of heat dissipation band structure described in claim 1-6 any one.
CN201510890778.9A 2015-12-07 2015-12-07 One kind heat dissipation band structure and its radiator Active CN105466267B (en)

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Application Number Priority Date Filing Date Title
CN201510890778.9A CN105466267B (en) 2015-12-07 2015-12-07 One kind heat dissipation band structure and its radiator

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CN105466267B true CN105466267B (en) 2018-04-17

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111997734B (en) * 2020-04-15 2022-04-15 湖北雷迪特冷却系统股份有限公司 Non-uniform windowing heat dissipation belt
CN115451614A (en) * 2022-08-31 2022-12-09 东风马勒热系统有限公司 Prevent flying water evaporimeter heat-dissipating band structure

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0275897A (en) * 1988-09-09 1990-03-15 Hitachi Ltd Heat transfer fan
CN1210583A (en) * 1996-12-04 1999-03-10 株式会社杰克塞尔 Heat exchanger
CN201421279Y (en) * 2009-04-22 2010-03-10 三花丹佛斯(杭州)微通道换热器有限公司 Finned heat exchanger
CN202188697U (en) * 2011-07-08 2012-04-11 广东美的电器股份有限公司 Micro-channel parallel flow heat exchanger
CN203681252U (en) * 2013-12-31 2014-07-02 浙江时代汽车零部件有限公司 Cooling module for hybrid power vehicle
CN205175200U (en) * 2015-12-07 2016-04-20 重庆东京散热器有限公司 Structure is taken in heat dissipation and radiator thereof

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