CN104053342A - Twisted-tooth cooling fin - Google Patents
Twisted-tooth cooling fin Download PDFInfo
- Publication number
- CN104053342A CN104053342A CN201410289347.2A CN201410289347A CN104053342A CN 104053342 A CN104053342 A CN 104053342A CN 201410289347 A CN201410289347 A CN 201410289347A CN 104053342 A CN104053342 A CN 104053342A
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- fin
- tooth
- tooth fin
- turning round
- round
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Abstract
The invention discloses a twisted-tooth cooling fin. The twisted-tooth cooling fin comprises a tabulate cooling fin substrate and a twisted-tooth fin part. The twisted-tooth fin part comprises a plurality of twisted-tooth fins which are fixedly arranged on the top side portion of the cooling fin substrate in the form of a square matrix and extend upwards, and a plurality of open grooves formed between every two adjacent twisted-tooth fins. The bottom ends of the twisted-tooth fins are connected with the cooling fin substrate into a whole, the width direction of the bottom ends serves as the row direction and is the same as the flow direction of airflow outside the cooling fin substrate, the top ends of the twisted-tooth fins are twisted by a certain angle relative to the bottom ends, and the open grooves are formed between every two adjacent twisted-tooth fins in the row direction. The twisted-tooth cooling fin can effectively disturb airflow on the cooling fin substrate, and therefore the heat exchange performance can be improved.
Description
Technical field
The present invention relates to a kind of fin, be specifically related to one and turn round tooth fin.
Background technology
Fin is a kind of device to the easy heat-generating electronic elements heat radiation in electrical equipment, as power supply pipe, the power tube of amplifirer etc. of the central processing unit for computer, television set.The manufacture of fin is generally by metals such as aluminium alloy, brass and bronze, is processed into tabular, sheet and splintery etc.Fin in use will be coated with last layer heat-conducting silicone grease at electronic component and radiating rib contact surface, more effective being transmitted on fin of heat that components and parts are sent, then be dispersed in surrounding air and go through fin.Fin need to arrange fan and ventilates while use, dispels the heat by forced convertion, therefore improves the enhanced heat exchange performance of fin, extremely important to improving the heat dispersion of electronic component.
In existing fin, there is the fin of straight and surperficial continuous whole.When fluid passes through fin, the runner between fin is also straight and continous-stable, and therefore, the thermal transmission coefficient of fin is less, enhanced heat exchange poor-performing.
Summary of the invention
The present invention carries out in order to address the above problem, object be to provide a kind of can effective disturbance to the air-flow on fin matrix turn round tooth fin, improve enhanced heat exchange performance.
In order to achieve the above object, the present invention has adopted following technical scheme:
The invention provides one and turn round tooth fin, it is characterized in that, comprising: fin matrix, is tabular; And fin portion, comprise the top side portion and the upwardly extending multiple tooth fin of turning round that are fixedly installed on fin matrix by square formation, and multiple often two adjacent open slots of turning round between tooth fin that are formed on, wherein, the bottom of turning round tooth fin is connected with fin matrix, using the Width of multiple bottoms as line direction, this line direction is identical with the outer air current flow direction of fin matrix, turn round the top of tooth fin and reverse certain angle with respect to bottom, open slot in line direction every adjacent two turn round between tooth fin.
Turn round in tooth fin provided by the invention, can also there is such feature: wherein, the scope of angle is 1 ° to 90 °.
Turn round in tooth fin provided by the invention, can also have such feature: wherein, in line direction, every two adjacent torsional directions of turning round tooth fin are identical, the torsional direction of turning round tooth fin on two adjacent line directions is any one in identical and contrary.
Turn round in tooth fin provided by the invention, can also there is such feature: wherein, in line direction, every two adjacent torsional directions of turning round tooth fin are contrary.
Turn round in tooth fin provided by the invention, can also there is such feature: wherein, the apical margin on top is any one shape being in trapezoidal, circular arc, zigzag and waveform.
Turn round in tooth fin provided by the invention, can also there is such feature: wherein, the sidewall of turning round tooth fin has any one in rough surface, pit, indenture and groove, indenture is any one in strip, grid-shaped, V font and waveform, and groove is any one in flat recess and cross recess.
Turn round in tooth fin provided by the invention, can also there is such feature: wherein, turn round and in tooth fin side wall, be at least penetrated with in hole and slit any one.
Invention effect and effect
According to the tooth fin of turning round provided by the invention, be fixedly installed on top side portion and upwardly extending multiple tooth fin of turning round of described fin matrix by square formation, these are turned round tooth fin and can skim in the longitudinal flow of fin at air-flow, periodically excite horizontal eddy current, strengthen and turn round near the flow disturbance of tooth fin, thereby, turn round the relatively existing fin of tooth fin, enhanced heat exchange performance is significantly improved, of the present invention turn round in tooth fin, have turn round tooth fin structure, also making to turn round the horizontal mixing of air-flow between tooth fin obviously strengthens, thereby, enhanced heat exchange performance further improves.
Brief description of the drawings
Fig. 1 is the solid stravismus structural representation of turning round tooth fin in embodiments of the invention one;
Fig. 2 is the end view of turning round tooth fin in embodiments of the invention one;
Fig. 3 is the vertical view of turning round tooth fin in embodiments of the invention one;
Fig. 4 is the solid stravismus structural representation of turning round tooth fin in embodiments of the invention two;
Fig. 5 is the vertical view of turning round tooth fin in embodiments of the invention two;
Fig. 6 is the solid stravismus structural representation of turning round tooth fin in embodiments of the invention three;
Fig. 7 is the vertical view of turning round tooth fin in embodiments of the invention three;
Fig. 8 (a) is for turning round the structural representation of tooth fin in variation one of the present invention;
Fig. 8 (b) is for turning round the structural representation of tooth fin in variation two of the present invention;
Fig. 8 (c) is for turning round the structural representation of tooth fin in variation three of the present invention;
Fig. 8 (d) is for turning round the structural representation of tooth fin in variation four of the present invention;
Fig. 9 (a) is for turning round the structural representation of tooth fin in variation five of the present invention;
Fig. 9 (b) is for turning round the structural representation of tooth fin in variation six of the present invention;
Fig. 9 (c) is for turning round the structural representation of tooth fin in variation seven of the present invention;
Fig. 9 (d) is for turning round the structural representation of tooth fin in variation eight of the present invention;
Fig. 9 (e) is for turning round the structural representation of tooth fin in variation nine of the present invention;
Fig. 9 (f) is for turning round the structural representation of tooth fin in variation ten of the present invention;
Fig. 9 (g) is for turning round the structural representation of tooth fin in variation 11 of the present invention;
Figure 10 (a) is for turning round the structural representation of tooth fin in variation 12 of the present invention; And
Figure 10 (b) is for turning round the structural representation of tooth fin in variation 13 of the present invention.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, following examples are specifically addressed the present invention by reference to the accompanying drawings.
< embodiment 1>
Fig. 1 is the solid stravismus structural representation of turning round tooth fin in embodiments of the invention one.
As shown in Figure 1, turn round tooth fin 100 and there is fin matrix 1 and fin portion 2.
Fin matrix 1 is tabular.Fin portion 2 is formed on fin matrix 1, comprises multiple tooth fin 3 and multiple open slots turned round.
Multiple tooth fins 3 of turning round are fixedly installed on the top side portion of fin matrix 1 and upwards extend by square formation.Using the flow direction of fin matrix 1 outer air-flow as line direction.
Each tooth fin 3 of turning round is the steel bands by strip, by roll extrusion or punching press, after twisting, obtains.The broadside of strip steel band is connected with fin matrix, and the placing direction of broadside all namely line direction is identical with airflow direction.Also the Width of turning round tooth fin 3 is identical with air current flow direction, will be defined as column direction with the perpendicular direction of line direction, and the thickness direction of turning round tooth fin 3 is identical with column direction.Go up in the row direction every two adjacent turning round and between tooth fin 3, form v-shaped openings groove.
Fig. 2 is the end view of turning round tooth fin in embodiments of the invention one.Fig. 3 is the vertical view of turning round tooth fin in embodiments of the invention one.
As shown in Figure 2, the bottom 32 of turning round tooth fin 3 is connected with fin matrix 1 and keeping parallelism, turns round tooth fin 3 and reverses gradually along extension upwards.As shown in Figure 3, final each top 31 of turning round tooth fin 3 is reversed certain angle with respect to bottom 32 to clockwise direction.In the present invention, the scope of this deflection angle can be any one angle value in 1 ° to 90 °.
Embodiment effect and effect
According to the present embodiment related turn round tooth fin, be fixedly installed on top side portion and upwardly extending multiple tooth fin of turning round of described fin matrix by square formation, these are turned round tooth fin and can skim in the longitudinal flow of fin at air-flow, periodically excite horizontal eddy current, strengthen and turn round near the flow disturbance of tooth fin, thereby, turn round the relatively existing fin of tooth fin, enhanced heat exchange performance is significantly improved, what the turning round of the present embodiment had in tooth fin turns round tooth fin structure, also making to turn round the horizontal mixing of air-flow between tooth fin obviously strengthens, thereby, enhanced heat exchange performance further improves.
Embodiment bis-
In the present embodiment two, for embodiment mono-in identical structure, give identical symbol, and omit identical explanation.
Fig. 4 is the solid stravismus structural representation of turning round tooth fin in embodiments of the invention two.
As shown in Figure 4, the tooth fin 200 of turning round of the present embodiment comprises fin matrix 1 and fin portion 102.Fin portion 102 comprises that turning round tooth fin 30, every two adjacent turns round the open slots that form between tooth fin 30, turns round tooth fin 30' and every two adjacent open slots that form between tooth fin 30' of turning round.
Fig. 5 is the vertical view of turning round tooth fin in embodiments of the invention two.
As shown in Figure 5, using multiple tooth fin 30 and multiple Widths of turning round tooth fin 30' bottom turned round as line direction, this line direction is identical with the outer air current flow direction of fin matrix 1.
Turn round tooth fin 30 and turn round tooth fin 30' and be fixedly installed on fin matrix 1 by square formation.In same a line in square formation, only including to turn round tooth fin 30 or only include and turn round tooth fin 30', is namely identical with the torsional direction of turning round tooth fin in a line.Turn round row that tooth fin 30 forms and to turn round the row that tooth fin 30' forms spaced in square formation, the torsional direction of namely turning round tooth fin in adjacent two row is contrary.Between tooth fin 30, form v-shaped openings groove with every adjacent turning round in a line.Form v-shaped openings groove with every adjacent turning round between tooth fin 30' in a line
Each top of turning round tooth fin 30 is reversed certain angle with respect to bottom to counter clockwise direction, and each top of turning round tooth fin 30' is reversed equal angular with respect to bottom to clockwise direction.It is stronger with the disturbance of turning round tooth fin 30' that the layout of this misorientation makes air-flow in the time turning round tooth fin 200, be subject to turning round tooth fin 30, and heat exchange is more abundant.
Embodiment tri-
In the present embodiment three, for embodiment mono-in identical structure, give identical symbol, and omit identical explanation.
Fig. 6 is the solid stravismus structural representation of turning round tooth fin in embodiments of the invention three.
As shown in Figure 6, the tooth fin 300 of turning round of the present embodiment comprises fin matrix 1 and fin portion 103.Fin portion 103 comprises to be turned round tooth fin 31, turns round tooth fin 31' and every two adjacent tooth fin 31 and multiple v-shaped openings grooves that form between tooth fin 31' of turning round turned round.
Fig. 7 is the vertical view of turning round tooth fin in embodiments of the invention three.
Using multiple tooth fin 31 and multiple Widths of turning round tooth fin 31' bottom turned round as line direction, this line direction is identical with the outer air current flow direction of fin matrix 1.
Turn round tooth fin 31 and turn round tooth fin 31' and be fixedly installed on fin matrix 1 by square formation.In same a line in square formation, both comprised that turning round tooth fin 31 also comprised and turn round tooth fin 31'.Turn round tooth fin 31 and turn round tooth fin 31' spaced in same a line.
Final each top of turning round tooth fin 31 is reversed certain angle with respect to bottom to counter clockwise direction, and each top of turning round tooth fin 31' is reversed equal angular with respect to bottom to clockwise direction.It is stronger with the disturbance of turning round tooth fin 31' that the layout of this misorientation makes air-flow in the time turning round tooth fin 200, be subject to turning round tooth fin 31, and heat exchange is more abundant.
Certainly the tooth fin of turning round, the present invention relates to is not merely defined in the structure in above embodiment.
In embodiment mono-, fin portion is manufactured by steel band, and what the present invention relates to turns round in tooth fin, and fin portion can also be any one soft metal band manufacture such as copper alloy or aluminium alloy.
What provide at embodiment mono-turns round in tooth fin, apical margin and the sidewall of turning round tooth fin are smooth surface, provided by the invention turning round in tooth fin, turn round tooth fin can also have have height inconsistent apical margin, rough sidewall surfaces, or be penetrated with in hole and slit any one, see that variation one is to variation 13.
Variation one
In this variation one, for embodiment mono-in identical structure, give identical symbol, and omit identical explanation.
Fig. 8 (a) is for turning round the structural representation of tooth fin in variation one of the present invention.
As shown in Fig. 8 (a), the top of turning round tooth fin 11 has the apical margin 111 of trapezoidal shape.
Variation two
In this variation two, for embodiment mono-in identical structure, give identical symbol, and omit identical explanation.
Fig. 8 (b) is for turning round the structural representation of tooth fin in variation two of the present invention.
As shown in Fig. 8 (b), the top of turning round tooth fin 12 has the apical margin 121 of circular arc.
Variation three
In this variation three, for embodiment mono-in identical structure, give identical symbol, and omit identical explanation.
Fig. 8 (c) is for turning round the structural representation of tooth fin in variation three of the present invention.
As shown in Fig. 8 (c), the top of turning round tooth fin 13 has corrugated apical margin 131.
Variation four
In this variation four, for embodiment mono-in identical structure, give identical symbol, and omit identical explanation.
Fig. 8 (d) is for turning round the structural representation of tooth fin in variation four of the present invention.
As shown in Fig. 8 (d), the top of turning round tooth 14 has zigzag apical margin 141.
Variation one is to the effect of variation four
What provide according to variation three to variation six turns round in tooth fin, by rugged apical margin is set to strengthen to turning round the gas disturbance of tooth fin side, with enhanced heat exchange effect on the top of turning round tooth.
Variation five
In this variation five, for embodiment mono-in identical structure, give identical symbol, and omit identical explanation.
Fig. 9 (a) is for turning round the structural representation of tooth fin in variation five of the present invention.
As shown in Fig. 9 (a), the two side of turning round tooth fin 20 all has pit 201.
Variation six
In this variation six, for embodiment mono-in identical structure, give identical symbol, and omit identical explanation.
Fig. 9 (b) is for turning round the structural representation of tooth fin in variation six of the present invention.
As shown in Fig. 9 (b), the two side of turning round tooth fin 21 all has the indenture 211 of grid-shaped.
Variation seven
In this variation seven, for embodiment mono-in identical structure, give identical symbol, and omit identical explanation.
Fig. 9 (c) is for turning round the structural representation of tooth fin in variation seven of the present invention.
As shown in Fig. 9 (c), the two side of turning round tooth fin 22 all has lambdoid indenture 221.
Variation eight
In this variation eight, for embodiment mono-in identical structure, give identical symbol, and omit identical explanation.
Fig. 9 (d) is for turning round the structural representation of tooth fin in variation eight of the present invention.
As shown in Fig. 9 (d), the two side of turning round tooth fin 23 all has the indenture 231 of strip.
Variation nine
In this variation nine, for embodiment mono-in identical structure, give identical symbol, and omit identical explanation.
Fig. 9 (e) is for turning round the structural representation of tooth fin in variation nine of the present invention.
As shown in Fig. 9 (e), the two side of turning round tooth fin 24 all has corrugated indenture 241.
Variation ten
In this variation ten, for embodiment mono-in identical structure, give identical symbol, and omit identical explanation.
Fig. 9 (f) is for turning round the structural representation of tooth fin in variation ten of the present invention.
As shown in Fig. 9 (f), the two side of turning round tooth fin 25 all has the groove 251 of yi word pattern.
Variation 11
In this variation 11, for embodiment mono-in identical structure, give identical symbol, and omit identical explanation.
Fig. 9 (g) is for turning round the structural representation of tooth fin in variation 11 of the present invention.
As shown in Fig. 9 (g), the two side of turning round tooth fin 26 all has cross groove 261.
Variation 12
In this variation 12, for embodiment mono-in identical structure, give identical symbol, and omit identical explanation.
Figure 10 (a) is for turning round the structural representation of tooth fin in variation 12 of the present invention.
As shown in Figure 10 (a), turn round between the two side of tooth fin 27 and be penetrated with hole 271.
Variation 13
In this variation 13, for embodiment mono-in identical structure, give identical symbol, and omit identical explanation.
Figure 10 (b) is for turning round the structural representation of tooth fin in variation 13 of the present invention.
As shown in 10 (b), turn round between the two side of tooth fin 28 and be penetrated with slit 281.
Variation five is to the effect of variation 13
What provide according to variation five to variation 13 turns round in tooth fin, by pit, indenture or groove are set to have formed rough surface on two side in the two side of turning round tooth fin, or on two side, dig hole or slit, these rough surfaces, hole or slit have strengthened the flow perturbation of the both sides of turning round tooth fin, have strengthened heat transfer effect.
Claims (7)
1. turn round a tooth fin, it is characterized in that, comprising:
Fin matrix, is tabular; And
Turn round tooth fin portion, comprise by square formation and be fixedly installed on the top side portion of described fin matrix and upwardly extendingly multiplely turn round tooth fin, and multiplely turn round the open slot between tooth fin described in being formed on every adjacent two,
Wherein, described in turn round tooth fin bottom be connected with described fin matrix, using the Width of multiple described bottoms as line direction, this line direction is identical with the outer air current flow direction of described fin matrix,
Certain angle is reversed with respect to described bottom in the described top of turning round tooth fin,
Described open slot is turned round between tooth fin described in every adjacent two in described line direction.
2. the tooth fin of turning round according to claim 1, is characterized in that:
Wherein, the scope of described angle is 1 ° to 90 °.
3. the tooth fin of turning round according to claim 1, is characterized in that:
Wherein, the torsional direction of turning round tooth fin in described line direction described in every adjacent two is identical,
The above torsional direction of turning round tooth fin of two adjacent described line directions is any one in identical and contrary.
4. the tooth fin of turning round according to claim 1, is characterized in that:
Wherein, in described line direction, described in every adjacent two, turn round the torsional direction of tooth fin contrary.
5. the tooth fin of turning round according to claim 1, is characterized in that:
Wherein, the apical margin on described top is any one shape being in trapezoidal, circular arc, zigzag and waveform.
6. the tooth fin of turning round according to claim 1, is characterized in that:
Wherein, described in turn round tooth fin sidewall there is any one in rough surface, pit, indenture and groove,
Described indenture is any one in strip, grid-shaped, V font and waveform,
Described groove is any one in flat recess and cross recess.
7. the tooth fin of turning round according to claim 1, is characterized in that:
Wherein, described in, turn round and in tooth fin side wall, be at least penetrated with in hole and slit any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410289347.2A CN104053342A (en) | 2014-06-25 | 2014-06-25 | Twisted-tooth cooling fin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410289347.2A CN104053342A (en) | 2014-06-25 | 2014-06-25 | Twisted-tooth cooling fin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104053342A true CN104053342A (en) | 2014-09-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410289347.2A Pending CN104053342A (en) | 2014-06-25 | 2014-06-25 | Twisted-tooth cooling fin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104053342A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105431013A (en) * | 2015-12-15 | 2016-03-23 | 肥东凯利电子科技有限公司 | Turbulence type motor controller radiating bottom plate |
| CN106555955A (en) * | 2015-09-18 | 2017-04-05 | 西蒙独资有限公司 | Light fixture |
| CN106612607A (en) * | 2017-01-18 | 2017-05-03 | 福建省中科生物股份有限公司 | Efficient bionic heat radiator and manufacturing method thereof |
| CN111912279A (en) * | 2020-08-13 | 2020-11-10 | 西安交通大学 | Twisted zigzag louver fin |
| WO2021107587A1 (en) * | 2019-11-25 | 2021-06-03 | 주식회사 케이엠더블유 | Cooling device for antenna apparatus |
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| US20070131386A1 (en) * | 2005-12-14 | 2007-06-14 | Ming-Kun Tsai | Fin unit for a cooler |
| CN102947933A (en) * | 2010-06-18 | 2013-02-27 | 片冈哲儿 | Structure for attaching heat sink, and heat sink attached using the structure |
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| US5240070A (en) * | 1992-08-10 | 1993-08-31 | Fintube Limited Partnership | Enhanced serrated fin for finned tube |
| JPH09252066A (en) * | 1996-03-15 | 1997-09-22 | Mitsubishi Electric Corp | Heat sink |
| JP2000121268A (en) * | 1998-10-20 | 2000-04-28 | Babcock Hitachi Kk | Finned heat transfer tube |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555955A (en) * | 2015-09-18 | 2017-04-05 | 西蒙独资有限公司 | Light fixture |
| CN105431013A (en) * | 2015-12-15 | 2016-03-23 | 肥东凯利电子科技有限公司 | Turbulence type motor controller radiating bottom plate |
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| CN106612607A (en) * | 2017-01-18 | 2017-05-03 | 福建省中科生物股份有限公司 | Efficient bionic heat radiator and manufacturing method thereof |
| CN106612607B (en) * | 2017-01-18 | 2019-06-04 | 福建省中科生物股份有限公司 | A kind of efficiently bionical radiator and preparation method thereof |
| WO2021107587A1 (en) * | 2019-11-25 | 2021-06-03 | 주식회사 케이엠더블유 | Cooling device for antenna apparatus |
| US12062829B2 (en) | 2019-11-25 | 2024-08-13 | Kmw Inc. | Cooling device for antenna apparatus |
| CN111912279A (en) * | 2020-08-13 | 2020-11-10 | 西安交通大学 | Twisted zigzag louver fin |
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Application publication date: 20140917 |