CN108120335A - A kind of inner spiral fin tube - Google Patents
A kind of inner spiral fin tube Download PDFInfo
- Publication number
- CN108120335A CN108120335A CN201711386771.9A CN201711386771A CN108120335A CN 108120335 A CN108120335 A CN 108120335A CN 201711386771 A CN201711386771 A CN 201711386771A CN 108120335 A CN108120335 A CN 108120335A
- Authority
- CN
- China
- Prior art keywords
- fin
- curve
- tube
- main body
- 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
Links
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
- F28F1/40—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only inside the tubular element
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2215/00—Fins
- F28F2215/10—Secondary fins, e.g. projections or recesses on main fins
Abstract
The present invention provides a kind of inner spiral fin tubes, its curve fin body for including tube body and being arranged on inboard wall of tube body, it is characterized in that, the curve fin body has multiple, it is equidistantly arranged on inboard wall of tube body in array, in the shape of a spiral arrangement of multiple curve fin bodies on the direction parallel to tube body axis, 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 tubes, particularly a kind of inner spiral fin tube.
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), pin
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.
The content of the invention
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 inner spiral fin tube of manufacturing technique requirent.
In order to solve the above technical problem, the present invention provides a kind of inner spiral fin tube, including tube body and setting
Curve fin body on inboard wall of tube body, which is characterized in that the curve fin body have it is multiple, on inboard wall of tube body be in array
Equidistantly arrangement, in the shape of a spiral arrangement of multiple curve fin bodies on the direction parallel to tube body axis 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；It is or multiple
The curve fin body, in circular row, is forming curve fin body annulus, adjacent curve fin perpendicular to tube body axis
Spacing between body annulus 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 set positioned at fin main body both sides,
The fin main body is fixed at by pressure rolling on inboard wall of tube body, and it meets below equation (1) compared with 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 inboard wall of tube body
Intersection point is origin, and pipe range extending direction is X-axis, and the direction vertical with tube wall is the reference axis of Y-axis, and x is with fin main body
It is origin with inboard wall of tube body junction, the distance along pipe range extending direction apart from the origin, y is the height apart from tube 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 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
It in order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
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 inner spiral fin tube of the present invention；
Fig. 2 is the schematic diagram of the inner spiral fin tube reference axis A of the present invention；
Fig. 3 is the schematic diagram of the inner spiral fin tube reference axis B of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical scheme 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 on the premise of creative work is not made
Other embodiment belongs to the scope that the present invention is protected.
As shown in Figs. 1-3, a kind of inner spiral fin tube, including tube body 1 and the curve wing being arranged on inboard wall of tube body
Sheet body 2, which is characterized in that the curve fin body 2 has multiple, is equidistantly arranged in array on inboard wall of tube body, Duo Gesuo
In the shape of a spiral arrangement of the curve fin body 2 on the direction parallel to tube body axis is stated, forms a plurality of curve fin body spiral bar,
Spacing between adjacent curve fin body spiral bar is equal or by equal difference array arrangement；Or multiple curve fin bodies
Perpendicular to tube body axis in circular row, curve fin body annulus is formed, the spacing phase between adjacent curve fin body annulus
Deng 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 3 and the attached body of multiple fins set positioned at fin main body both sides
4, the fin main body 3 is fixed at by pressure rolling on inboard wall of tube body, and it meets below equation (1) compared with tube body：
Y=ax2； (1)
Wherein x, y are the coordinate value at any point in the fin main body 3, and reference axis A is with fin main body 3 and inboard wall of tube body
Intersection point for origin, pipe range extending direction is X-axis, and the direction vertical with tube wall is the reference axis of Y-axis, and x is with fin master
Body 3 is origin with inboard wall of tube body junction, and the distance along pipe range extending direction apart from the origin, y is the height apart from tube wall
Angle value, a are coefficient, value range 1.3-2.1；
Each attached body 4 of fin is arranged in fin main body 3, 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 4 of fin and fin main body
3 intersection point is origin, is X-axis with the tangent direction of fin main body 3, 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, on the attached body of fin multiple volume epimorphs can still be set to enhance its heat exchange property.
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 inner spiral fin tube, including tube body and the curve fin body being arranged on inboard wall of tube body, which is characterized in that
The curve fin body has multiple, is equidistantly arranged in array on inboard wall of tube body, 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；Or multiple curve fin bodies are being in circle perpendicular to tube body axis
Annular arrangement forms curve fin body annulus, and the spacing between adjacent curve fin body annulus is equal or is arranged by equal difference array
Cloth；
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 set positioned at fin main body both sides, described
Fin main body is fixed at by pressure rolling on inboard wall of tube body, and it meets below equation (1) compared with 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 inboard wall of tube body
For origin, pipe range extending direction is X-axis, and the direction vertical with tube wall is the reference axis of Y-axis, and x is with fin main body and pipe
Internal wall junction is origin, and the distance along pipe range extending direction apart from the origin, y is the height value apart from tube 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 |
|---|---|---|---|
| CN201711386771.9A CN108120335A (en) | 2017-12-20 | 2017-12-20 | A kind of inner spiral fin tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711386771.9A CN108120335A (en) | 2017-12-20 | 2017-12-20 | A kind of inner spiral fin tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108120335A true CN108120335A (en) | 2018-06-05 |
Family
ID=62230709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711386771.9A Pending CN108120335A (en) | 2017-12-20 | 2017-12-20 | A kind of inner spiral fin tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108120335A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011138670A2 (en) * | 2010-05-04 | 2011-11-10 | Alexander Poltorak | Fractal heat transfer device |
| CN103958997A (en) * | 2012-02-17 | 2014-07-30 | 普罗维涅创新科技有限公司 | Heat-exchange apparatus |
| 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 |
| 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 CN201711386771.9A patent/CN108120335A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011138670A2 (en) * | 2010-05-04 | 2011-11-10 | Alexander Poltorak | Fractal heat transfer device |
| CN103958997A (en) * | 2012-02-17 | 2014-07-30 | 普罗维涅创新科技有限公司 | Heat-exchange apparatus |
| EP2821745A1 (en) * | 2012-02-17 | 2015-01-07 | Obschestvo S Ogranichennoi Otvetstvennostju "Proryvnye Innovatsionnye Tekhnologii" | Heat-exchange apparatus |
| 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 |
| 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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3040667B1 (en) | Heat exchanger | |
| CN205138291U (en) | Heat transfer cast heat exchanger | |
| CN104034194A (en) | Rectangular twisted-toothed finned tube and heat exchange tube bundle of same | |
| US10634432B2 (en) | Heat exchanger | |
| CN108120335A (en) | A kind of inner spiral fin tube | |
| CN108168351A (en) | A kind of outer spiral fin pipe | |
| CN100520270C (en) | Rectangular offset strip fin heat transfer pipe and uses thereof | |
| CN108131979A (en) | A kind of external curve finned tube | |
| CN106197131A (en) | Corrugated fin on parallel-flow heat exchanger and the fit structure of both sides flat tube | |
| CN204007277U (en) | A kind of little spacing finned tube and finned tube exchanger | |
| CN203148293U (en) | All-aluminum liquid collection device for radiator | |
| CN203687727U (en) | Anti-fin-falling guard plate of heat exchanger | |
| CN202734637U (en) | Finned heat exchange tube | |
| CN106767093B (en) | Direct forming tabletting type radiator flat tube | |
| CN209840760U (en) | Plate heat exchanger | |
| CN206919467U (en) | A kind of dropping-prevention piece parallel flow condenser | |
| CN204987566U (en) | Ripple fin for parallel -flow evaporator | |
| CN201421287Y (en) | Spiral finned radiating pipe | |
| CN205332889U (en) | A finned heat exchanger for air vaporizer | |
| CN205138281U (en) | High -efficient heat transfer cast heat exchanger | |
| CN209326444U (en) | High-performance condensing heat-exchanging pipe | |
| CN215765869U (en) | Condensation copper pipe | |
| CN205617126U (en) | Condenser for dry cleaner | |
| CN205580256U (en) | Novel heat exchanger | |
| CN203758346U (en) | Novel side board fixing piece for heat exchanger |
Legal Events
| 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 | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180605 |
|
| WD01 | Invention patent application deemed withdrawn after publication |