CN108168351A - A kind of outer spiral fin pipe - Google Patents
A kind of outer spiral fin pipe Download PDFInfo
- Publication number
- CN108168351A CN108168351A CN201711385036.6A CN201711385036A CN108168351A CN 108168351 A CN108168351 A CN 108168351A CN 201711385036 A CN201711385036 A CN 201711385036A CN 108168351 A CN108168351 A CN 108168351A
- Authority
- CN
- China
- Prior art keywords
- fin
- curve
- main body
- tube
- spiral
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/34—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending obliquely
- F28F1/36—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending obliquely the means being helically wound fins or wire spirals
Abstract
The present invention provides a kind of outer spiral fin pipes, its curve fin body for including tube body and being arranged on tube wall, it is characterized in that, the curve fin body has multiple, it is equidistantly arranged on tube body in array, in the shape of a spiral arrangement of multiple curve fin bodies on the direction of tube body axis is parallel to, forms a plurality of curve fin body spiral bar, and the spacing between adjacent curve fin body spiral bar is equal or by equal difference array arrangement.
Description
Technical field
The present invention relates to a kind of heat exchanger tube, particularly a kind of outer spiral fin pipe.
Background technology
Finned tube is a kind of heat exchange element.Be in order to improve heat exchange efficiency, usually on the surface of heat exchanger tube by adding fin,
Increase the external surface area (or internal surface area) of heat exchanger tube, so as to achieve the purpose that improve heat exchange efficiency, such a heat exchanger tube.
The type of fin is varied, wherein classifying by fin shape, finned tube can the side of being divided into finned tube (Square
Finned tube), Round fin pipe, spiral fin coil (spiral finned tube), longitudinal fin (Longitudinal
Finned Tube), corrugated fins pipe, spiral saw dentation finned tube (Helical Serrated Finned Tubes), needle
Shape finned tube, whole plate finned tube (plate wing), internally finned tube (inner finned tube) etc..
However, the heat exchange efficiency of the finned tube of numerous fin types comprehensive can not still meet the needs of heat exchange,
And above-mentioned each fin make when all there are it is such or such the problem of, can not meet the needs of simple for process, because
This, there is an urgent need for a kind of finned tube is provided, makes it disclosure satisfy that the requirement of production technology while heat exchange efficiency is improved, solution is freeed
Force of labor, to meet the needs of production.
Invention content
The defects of it is an object of the invention to overcome the prior art propose a kind of heat exchange efficiency significantly improve, flow-disturbing effect it is bright
It is aobvious, and structural strength is high, meets the outer spiral fin pipe of manufacturing technique requirent.
In order to solve the above technical problem, the present invention provides a kind of outer spiral fin pipe, including tube body and setting
Curve fin body on tube wall, which is characterized in that the curve fin body have it is multiple, on tube wall be in array
Equidistantly arrangement, in the shape of a spiral arrangement of multiple curve fin bodies on the direction of tube body axis is parallel to are formed a plurality of
Curve fin body spiral bar, the spacing between adjacent curve fin body spiral bar are equal or by equal difference array arrangement；
The curve fin body spiral bar includes 15-25 curve fin body；
Each curve fin body includes fin main body and the attached body of multiple fins positioned at the setting of fin main body both sides,
The fin main body is fixed at by pressure rolling on tube wall, and it meets below equation (1) relative to tube body：
Y=ax2； (1)
Wherein x, y are the coordinate value at any point in the fin main body, and reference axis A is with fin main body and tube wall
Intersection point is origin, and pipe range extending direction is X-axis, and the direction vertical with tube outer wall is the reference axis of Y-axis, and x is with fin main body
It is origin with tube wall junction, the distance along pipe range extending direction apart from the origin, y is the height apart from tube outer wall
Value, a are coefficient, value range 1.3-2.1；
Each attached body of fin is arranged in fin main body, is also curve fin, is met below equation (2)：
y1=a1x1 2； (2)
Wherein x1, y1For the coordinate value at any point on the attached body of the fin, reference axis B is with the attached body of fin and fin main body
Intersection point for origin, be X-axis with the tangent direction of fin main body, more than tangent line be the reference axis of Y-axis, x1For with the attached body of fin with
Fin main body junction is origin, tangentially distance of the extending direction apart from the origin, y1For the height value apart from the tangent line, a1
For coefficient, value range 0.5-0.8.
Specifically, when the spacing between adjacent curve fin body spiral bar is equal, its spacing value is 13-18mm.
Specifically, when the spacing between adjacent curve fin body spiral bar is by equal difference array arrangement, equal difference difference
For 0.8mm.
In conclusion technical scheme of the present invention has following advantageous effect：
1st, using curve fin body, meet curvilinear equation, heat exchange efficiency and heat transfer effect can greatly be improved, it is full
Foot production heat exchange demand；
2nd, curvilinear equation as defined in curve fin body satisfaction, can produce in batches, meet technique productions demand；
3rd, curve fin body includes fin main body and the attached body of fin, can for any medium of fin surface
Its flow-disturbing effect is enough improved, enhances heat exchange efficiency.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structure diagram of the outer spiral fin pipe of the present invention；
Fig. 2 is the schematic diagram of the outer spiral fin pipe reference axis A of the present invention；
Fig. 3 is the schematic diagram of the outer spiral fin pipe reference axis B of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical scheme of the present invention will be carried out below
Detailed description.Obviously, described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all under the premise of creative work is not made
Other embodiment belongs to the range that the present invention is protected.
As shown in Figs. 1-3, a kind of outer spiral fin pipe, including tube body 1 and the curve wing being arranged on tube wall
Sheet body, which is characterized in that the curve fin body has multiple, is equidistantly arranged in array on tube wall, multiple described
In the shape of a spiral arrangement of the curve fin body on the direction of tube body axis is parallel to, forms a plurality of curve fin body spiral bar, phase
Spacing between varied curve fin body spiral bar is equal or by equal difference array arrangement；
The curve fin body spiral bar includes 15-25 curve fin body；
Each curve fin body includes fin main body 2 and the attached body of multiple fins positioned at the setting of fin main body both sides
3, the fin main body 2 is fixed at by pressure rolling on tube wall, and it meets below equation (1) relative to tube body：
Y=ax2； (1)
Wherein x, y are the coordinate value at any point in the fin main body 2, and reference axis A is with fin main body and tube wall
Intersection point for origin, pipe range extending direction is X-axis, and the direction vertical with tube outer wall is the reference axis of Y-axis, and x is with fin master
Body is origin with tube wall junction, and the distance along pipe range extending direction apart from the origin, y is the height apart from tube outer wall
Value, a are coefficient, value range 1.3-2.1；
Each attached body 3 of fin is arranged in fin main body 2, is also curve fin, is met below equation (2)：
y1=a1x1 2； (2)
Wherein x1, y1For the coordinate value at any point on the attached body of the fin, reference axis B is with the attached body 3 of fin and fin main body
2 intersection point is origin, is X-axis with the tangent direction of fin main body 2, more than tangent line is the reference axis of Y-axis, x1For with the attached body of fin
It is origin with fin main body junction, tangentially distance of the extending direction apart from the origin, y1For the height value apart from the tangent line,
a1For coefficient, value range 0.5-0.8.
Specifically, when the spacing between adjacent curve fin body spiral bar is equal, its spacing value is 13-18mm.
Specifically, when the spacing between adjacent curve fin body spiral bar is by equal difference array arrangement, equal difference difference
For 0.8mm.
In addition, multiple volume epimorphs can still be set to enhance its heat exchange property on the attached body of fin.
The above description is merely a specific embodiment, but protection scope of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can readily occur in change or replacement, should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (3)
1. a kind of outer spiral fin pipe, including tube body and the curve fin body being arranged on tube wall, which is characterized in that
The curve fin body has multiple, is equidistantly arranged in array on tube wall, multiple curve fin bodies are parallel
In the arrangement in the shape of a spiral on the direction of tube body axis, a plurality of curve fin body spiral bar, adjacent curve fin body spiral are formed
Spacing between item is equal or by equal difference array arrangement；
The curve fin body spiral bar includes 15-25 curve fin body；
Each curve fin body includes fin main body and the attached body of multiple fins positioned at the setting of fin main body both sides, described
Fin main body is fixed at by pressure rolling on tube wall, and it meets below equation (1) relative to tube body：
Y=ax2； (1)
Wherein x, y are the coordinate value at any point in the fin main body, and reference axis A is with fin main body and the intersection point of tube wall
For origin, pipe range extending direction is X-axis, and the direction vertical with tube outer wall is the reference axis of Y-axis, and x is with fin main body and pipe
External wall junction is origin, and the distance along pipe range extending direction apart from the origin, y is the height value apart from tube outer wall, and a is
Coefficient, value range 1.3-2.1；
Each attached body of fin is arranged in fin main body, is also curve fin, is met below equation (2)：
y1=a1x1 2； (2)
Wherein x1, y1For the coordinate value at any point on the attached body of the fin, reference axis B is with the friendship of the attached body of fin and fin main body
Point is X-axis with the tangent direction of fin main body for origin, more than tangent line is the reference axis of Y-axis, x1For with the attached body of fin and fin
Main body junction is origin, tangentially distance of the extending direction apart from the origin, y1For the height value apart from the tangent line, a1To be
Number, value range 0.5-0.8.
2. spiral fin coil according to claim 1, when the spacing between adjacent curve fin body spiral bar is equal,
Distance values are 13-18mm.
3. spiral fin coil according to claim 1, when the spacing between adjacent curve fin body spiral bar is by equal difference
During array arrangement, equal difference difference is 0.8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711385036.6A CN108168351A (en) | 2017-12-20 | 2017-12-20 | A kind of outer spiral fin pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711385036.6A CN108168351A (en) | 2017-12-20 | 2017-12-20 | A kind of outer spiral fin pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108168351A true CN108168351A (en) | 2018-06-15 |
Family
ID=62522990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711385036.6A Pending CN108168351A (en) | 2017-12-20 | 2017-12-20 | A kind of outer spiral fin pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108168351A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB820772A (en) * | 1956-11-21 | 1959-09-23 | Andre Huet | Improvements in tubular heat exchangers |
| US3727682A (en) * | 1970-02-24 | 1973-04-17 | Peerless Of America | Heat exchangers and the method of making the same |
| JP2003214792A (en) * | 2002-01-18 | 2003-07-30 | Usui Internatl Ind Co Ltd | Fin tube |
| WO2007011048A1 (en) * | 2005-07-22 | 2007-01-25 | Usui Kokusai Sangyo Kaisha, Ltd. | Fin tube |
| CN201229141Y (en) * | 2008-04-21 | 2009-04-29 | 中国石油化工集团公司 | Fin tube and external heat exchanger of the fin tube |
| CN202057228U (en) * | 2011-05-17 | 2011-11-30 | 天津市霍珀福尔发展有限公司 | Spiral-flow type heat exchange finned tube |
| CN204227766U (en) * | 2014-05-28 | 2015-03-25 | 河南新科隆电器有限公司 | A kind of C type hair fin condenser |
| CN205179127U (en) * | 2015-11-19 | 2016-04-20 | 深圳市联懋塑胶有限公司 | Cell -phone shell with multiple heat dissipation function |
| CN206410588U (en) * | 2016-08-29 | 2017-08-15 | 常州市广厦热力成套设备有限公司 | Wavy low finned tube |
| CN206683439U (en) * | 2017-04-20 | 2017-11-28 | 广东高村空调制造有限公司 | A kind of fin heat exchanger |
-
2017
- 2017-12-20 CN CN201711385036.6A patent/CN108168351A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB820772A (en) * | 1956-11-21 | 1959-09-23 | Andre Huet | Improvements in tubular heat exchangers |
| US3727682A (en) * | 1970-02-24 | 1973-04-17 | Peerless Of America | Heat exchangers and the method of making the same |
| JP2003214792A (en) * | 2002-01-18 | 2003-07-30 | Usui Internatl Ind Co Ltd | Fin tube |
| WO2007011048A1 (en) * | 2005-07-22 | 2007-01-25 | Usui Kokusai Sangyo Kaisha, Ltd. | Fin tube |
| CN201229141Y (en) * | 2008-04-21 | 2009-04-29 | 中国石油化工集团公司 | Fin tube and external heat exchanger of the fin tube |
| CN202057228U (en) * | 2011-05-17 | 2011-11-30 | 天津市霍珀福尔发展有限公司 | Spiral-flow type heat exchange finned tube |
| CN204227766U (en) * | 2014-05-28 | 2015-03-25 | 河南新科隆电器有限公司 | A kind of C type hair fin condenser |
| CN205179127U (en) * | 2015-11-19 | 2016-04-20 | 深圳市联懋塑胶有限公司 | Cell -phone shell with multiple heat dissipation function |
| CN206410588U (en) * | 2016-08-29 | 2017-08-15 | 常州市广厦热力成套设备有限公司 | Wavy low finned tube |
| CN206683439U (en) * | 2017-04-20 | 2017-11-28 | 广东高村空调制造有限公司 | A kind of fin heat exchanger |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180615 |
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| RJ01 | Rejection of invention patent application after publication |