CN202452872U - Combined corrugated cooling flat pipe - Google Patents
Combined corrugated cooling flat pipe Download PDFInfo
- Publication number
- CN202452872U CN202452872U CN2012200394372U CN201220039437U CN202452872U CN 202452872 U CN202452872 U CN 202452872U CN 2012200394372 U CN2012200394372 U CN 2012200394372U CN 201220039437 U CN201220039437 U CN 201220039437U CN 202452872 U CN202452872 U CN 202452872U
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- China
- Prior art keywords
- flat tube
- cooling flat
- band
- minor face
- longitudinal section
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- 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.)
- Expired - Lifetime
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model belongs to the technical field of coolers and relates to a combined corrugated cooling flat pipe. A turbulent flow sheet is arranged in the cooling flat pipe to form a cooling flat pipe assembly, the inner wall of the cooling flat pipe is matched with the outer wall of the turbulent flow sheet, and cross grains which protrude inside and dent outside are arranged on the cooling flat pipe at an interval, so that the longitudinal section of the cooling flat pipe forms wave-shaped grains. The combined corrugated cooling flat pipe is suitable for efficient heat exchange of gas-liquid heat exchangers such as an exhaust gas recirculation cooler (EGR cooler) and a water-air intercooler.
Description
Technical field
The utility model belongs to the cooler technical field; Relate to a kind of cools down pipe that has the efficient heat transfer fin; Especially be applicable to the cooling tube of gas-liquid heat exchangers such as gaseous effluent (cooler for recycled exhaust gas), the aerial cooler of water, a kind of specifically combined type ripple cooling flat tube.
Background technology
Usually the way that improves heat exchanger heat transfer element heat-transfer capability is to realize with the turbulent effect that improves fluid through increasing heat transfer area.At present, conventional tubing heat exchanger cooling tube has structures such as smooth pipe, built-in spoiler smooth pipe, helix tube, built-in turbulent sheet flat tube, and heat-transfer capability improves successively.Wherein helix tube mainly is the lifting that realizes heat-transfer capability through the heat-transfer effect that improves a heat transfer wall.And built-in turbulent sheet flat tube configuration mainly is to realize the lifting of heat-transfer capability by increase secondary heat transfer area and raising fluid turbulence effect, but the heat-transfer effect of its heat transfer wall is not fully realized.
Summary of the invention
The purpose of the utility model provides a kind of combined type ripple cooling flat tube, can further promote the heat-transfer capability of built-in turbulent sheet cooling flat tube structural thermal assembly, thereby realizes the purpose of heat exchanger efficient heat transfer.
The purpose of the utility model is achieved in that
A kind of combined type ripple cooling flat tube; Turbulent sheet is set in the cooling flat tube forms the cooling flat tube assembly; The inwall of cooling flat tube matches with the outer wall of turbulent sheet, is arranged at intervals with the outer recessed band of convex on the cooling flat tube, makes the longitudinal section of cooling flat tube form the waveform line.
Waveform line on the above-mentioned cooling flat tube is one of following form: (1) is horizontally arranged with band recessed outside the convex on the minor face of cooling flat tube makes the longitudinal section form the waveform line; (2) on the long limit of cooling flat tube, being horizontally arranged with band recessed outside the convex makes the longitudinal section form the waveform line; (3) on the minor face of cooling flat tube with on the long limit, all be horizontally arranged with band recessed outside the convex, make the longitudinal section of cooling flat tube form the waveform line.
The above-mentioned band recessed outside the convex that all is horizontally arranged with on the minor face of cooling flat tube and on the long limit makes longitudinal section formation waveform line be: the band on band on the minor face and the long limit all staggers at the interval; Band on band on the minor face and the long limit is independently strip band, makes the longitudinal section of cooling flat tube form the waveform line.
Above-mentioned on the minor face of cooling flat tube with on the long limit, all be horizontally arranged with band recessed convex outside and make the longitudinal section form the waveform line to be: the band on the minor face with grow the limit on corresponding one by one linking to each other of band; Form the annular line that some intervals are provided with, make the longitudinal section of cooling flat tube form the waveform line.
The cross section of above-mentioned cooling flat tube is the rectangle framework, and the minor face of rectangle framework is ellipse or semicircle or straight flange, when the minor face of rectangle framework is straight flange, and the junction arc transition of long limit and minor face.
Above-mentioned turbulent sheet be shaped as waveform or direct tooth type or straight-tooth punching type or straight-tooth blind window structure.
The cross sectional shape of above-mentioned band is semicircle or triangle or ladder type.
Height 0.1mm～the 0.5mm of the maximum height＞turbulent sheet of the cooling flat tube inner chamber in the above-mentioned cooling flat tube assembly, the regional area of cooling flat tube inner chamber are pressed into 0.05mm～0.2mm in the turbulent sheet.
The beneficial effect of the utility model is, the heat compensator conducting property of integrated spiral pipe and built-in turbulent sheet cooling flat tube structure, and simple in structure, manufacture process realizes easily.The utility model has promoted the turbulent effect of tube fluid, and the turbulent effect of extratubal fluid also has certain lifting, and the heat-transfer effect of a heat transfer wall is fully promoted.Thereby further promoted the heat-transfer capability of built-in turbulent sheet flat tube, turbulent sheet is more reliable with contacting of tube wall simultaneously, and the rigidity on tube wall plane is improved.
Description of drawings
Fig. 1 is the schematic perspective view of one of combined type ripple cooling flat tube of the utility model.
Fig. 2 is two a schematic perspective view of the combined type ripple cooling flat tube of the utility model.
Fig. 3 is three a schematic perspective view of the combined type ripple cooling flat tube of the utility model.
Fig. 4 is four a schematic perspective view of the combined type ripple cooling flat tube of the utility model.
Fig. 5 is smooth cooling flat tube of the utility model and the schematic perspective view after the assembling of turbulent sheet.
Fig. 6 is the schematic perspective view of the smooth cooling flat tube of the utility model.
Fig. 7 is the schematic perspective view of the cooling flat tube of band band on the minor face plate of the utility model.
Fig. 8 is that the square-section minor face plate of the cooling flat tube of the utility model is shaped as semicircular front view.
Fig. 9 is that the square-section minor face plate of the cooling flat tube of the utility model is shaped as oval-shaped front view.
Figure 10 is that the square-section minor face plate of the cooling flat tube of the utility model is shaped as straight line, and long side plate is the front view that rounding off is connected with the minor face plate.
Figure 11 is that the cross sectional shape of the waveform band of the utility model is the front view of circular arc.
Figure 12 is that the cross sectional shape of the waveform band of the utility model is leg-of-mutton front view.
Figure 13 is that the cross sectional shape of the waveform band of the utility model is trapezoidal front view.
Figure 14 is that the turbulent sheet of the utility model is the schematic perspective view of wavy shaped configuration.
Figure 15 is that the turbulent sheet of the utility model is the schematic perspective view of straight-tooth structure.
Figure 16 is that the turbulent sheet of the utility model is the schematic perspective view of straight-tooth perforation structure.
The specific embodiment
The utility model is described further with specific embodiment below in conjunction with accompanying drawing, referring to Fig. 1-16:
A kind of combined type ripple cooling flat tube 4,5,6,7; Be in cooling flat tube 1,2, to be provided with turbulent sheet 3 to form the cooling flat tube assembly; The inwall of cooling flat tube 1,2 matches with the outer wall of turbulent sheet 3; Be arranged at intervals with the outer recessed band 21,22 of convex on the cooling flat tube 1,2, make the longitudinal section of cooling flat tube form waveform line (referring to Figure 11-13).
Waveform line on the above-mentioned cooling flat tube is one of following form: (1) is horizontally arranged with band recessed outside the convex 21 on the minor face of cooling flat tube 2 makes the longitudinal section form the waveform line; (2) on the long limit of cooling flat tube 1, being horizontally arranged with band recessed outside the convex 22 makes the longitudinal section form the waveform line; (3) on the minor face of cooling flat tube 2 with on the long limit, all be horizontally arranged with band recessed outside the convex 21,22, make the longitudinal section of cooling flat tube 2 form the waveform line.
The above-mentioned band recessed outside the convex 21,22 that all is horizontally arranged with on the minor face of cooling flat tube 2 and on the long limit makes longitudinal section formation waveform line be: the band 22 on band 21 on the minor face and the long limit all staggers at the interval; Band 22 on band 21 on the minor face and the long limit is independently strip band; Make the longitudinal section of cooling flat tube 2 form the waveform line, referring to Fig. 2.
Above-mentioned on the minor face of cooling flat tube 2 with on the long limit, all be horizontally arranged with band recessed convex outside 21,22 and make the longitudinal section form the waveform line to be: the band 21 on the minor face with grow the limit on corresponding one by one linking to each other of band 22; Form the annular line that some intervals are provided with; Make the longitudinal section of cooling flat tube 2 form the waveform line, referring to Fig. 3.
The cross section of above-mentioned cooling flat tube 1,2 is the rectangle framework; The minor face of rectangle framework is oval 10 (referring to Fig. 9) or semicircle 9 (referring to Fig. 8) or straight flange 11; When the minor face of rectangle framework is straight flange 11, the junction arc transition (referring to Figure 10) of long limit and minor face.
Above-mentioned turbulent sheet 3 be shaped as waveform 15 (referring to Figure 14) or direct tooth type 16 (referring to Figure 15) or straight-tooth punching type 17 (referring to Figure 16) or straight-tooth blind window structure.
The cross sectional shape of above-mentioned band 21,22 is semicircle 12 (referring to Figure 11) or triangle 13 (referring to Figure 12) or ladder type 14 (referring to Figure 13).
Height 0.1mm～the 0.5mm of the maximum height＞turbulent sheet 3 of cooling flat tube 1,2 inner chambers in the above-mentioned cooling flat tube assembly, the regional area of cooling flat tube 1,2 inner chambers are pressed into 0.05mm～0.2mm in the turbulent sheet.
Fig. 1 is the structure of Fig. 7 and the structure that 3 assemblings of turbulent sheet form.
Fig. 2 is the structure that turbulent sheet 3 and roll extrusion band 22 backs on long side plate, band band cooling flat tube 2 assembling backs form the waveform line, and the band 21,22 on long side plate and the minor face plate is arranged in a crossed manner.
Fig. 3 is that turbulent sheet 3 connects into annular line with band band cooling flat tube 2 assembling backs in the long side plate of structure chart of formation waveform line and the band 21,22 on the minor face plate after roll extrusion band 22 roll extrusion on the long side plate.
Fig. 4 is the structure that the structure of Fig. 5 forms through roll extrusion band 22 backs.
Fig. 5 is that smooth cooling flat tube 1 assembles the structure that forms with turbulent sheet 3.
Fig. 6 is smooth cooling flat tube 1.
Fig. 7 is the structure of the cooling flat tube 2 of band band 21, and the band 21 on the cooling flat tube 2 is when cooling flat tube 2 is shaped, to produce through roll extrusion.
Fig. 8,9, the 10th, three kinds of cross sectional shapes that cooling flat tube can be used in the utility model; Fig. 8 is that the square-section minor face of cooling flat tube is shaped as semicircle 9; Fig. 9 is that the square-section minor face of cooling flat tube is shaped as oval 10; Figure 10 is that the square-section minor face of cooling flat tube is shaped as straight line 11, and long limit is that arc transition is connected with minor face.
Figure 11,12, the 13rd, three of the waveform line kinds of cross sectional shape attitudes in the utility model; Figure 11 is that the cross sectional shape of waveform band is a circular arc 12; Figure 12 is that the cross sectional shape of waveform band is a triangle 13, and Figure 13 is that the cross sectional shape of waveform band is trapezoidal 14.
Figure 14,15, the 16th, three of turbulent sheet 3 kinds of structure charts in the utility model, Figure 14 are that turbulent sheet is a wavy shaped configuration 15, and Figure 15 is that turbulent sheet 3 is straight-tooth structure 16, and Figure 16 is that turbulent sheet 3 is straight-tooth perforation structure 17.
The foregoing description is merely the preferred embodiment of the utility model, is not the protection domain that limits the utility model according to this, so: the equivalence that all structures according to the utility model, shape, principle are done changes, and all should be covered by within the protection domain of the utility model.
Claims (8)
1. combined type ripple cooling flat tube; It is characterized in that: turbulent sheet is set in the cooling flat tube forms the cooling flat tube assembly; The inwall of cooling flat tube matches with the outer wall of turbulent sheet, is arranged at intervals with the outer recessed band of convex on the cooling flat tube, makes the longitudinal section of cooling flat tube form the waveform line.
2. a kind of combined type ripple cooling flat tube according to claim 1, it is characterized in that: the waveform line on the described cooling flat tube is one of following form: (1) is horizontally arranged with band recessed outside the convex on the minor face of cooling flat tube makes the longitudinal section form the waveform line; (2) on the long limit of cooling flat tube, being horizontally arranged with band recessed outside the convex makes the longitudinal section form the waveform line; (3) on the minor face of cooling flat tube with on the long limit, all be horizontally arranged with band recessed outside the convex, make the longitudinal section of cooling flat tube form the waveform line.
3. a kind of combined type ripple cooling flat tube according to claim 2; It is characterized in that: describedly on the minor face of cooling flat tube with on the long limit, all be horizontally arranged with band recessed convex outside and make the longitudinal section form the waveform line to be: the band on the minor face all staggers at the interval with band on the long limit; Band on band on the minor face and the long limit is independently strip band, makes the longitudinal section of cooling flat tube form the waveform line.
4. a kind of combined type ripple cooling flat tube according to claim 2; It is characterized in that: describedly on the minor face of cooling flat tube with on the long limit, all be horizontally arranged with band recessed convex outside and make the longitudinal section form the waveform line to be: the band on the minor face with grow the limit on corresponding one by one linking to each other of band; Form the annular line that some intervals are provided with, make the longitudinal section of cooling flat tube form the waveform line.
5. a kind of combined type ripple cooling flat tube according to claim 1; It is characterized in that: the cross section of described cooling flat tube is the rectangle framework; The minor face of rectangle framework is ellipse or semicircle or straight flange, when the minor face of rectangle framework is straight flange, and the junction arc transition of long limit and minor face.
6. a kind of combined type ripple cooling flat tube according to claim 1 is characterized in that: described turbulent sheet be shaped as waveform or direct tooth type or straight-tooth punching type or straight-tooth blind window structure.
7. a kind of combined type ripple cooling flat tube according to claim 1 is characterized in that: the cross sectional shape of described band is semicircle or triangle or ladder type.
8. according to the said a kind of combined type ripple cooling flat tube of claim 1, it is characterized in that: the height 0.1mm～0.5mm of the maximum height＞turbulent sheet of the cooling flat tube inner chamber in the said cooling flat tube assembly, the regional area of cooling flat tube inner chamber are pressed into 0.05mm～0.2mm in the turbulent sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200394372U CN202452872U (en) | 2012-02-08 | 2012-02-08 | Combined corrugated cooling flat pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200394372U CN202452872U (en) | 2012-02-08 | 2012-02-08 | Combined corrugated cooling flat pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202452872U true CN202452872U (en) | 2012-09-26 |
Family
ID=46868731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200394372U Expired - Lifetime CN202452872U (en) | 2012-02-08 | 2012-02-08 | Combined corrugated cooling flat pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202452872U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102564190A (en) * | 2012-02-08 | 2012-07-11 | 浙江银轮机械股份有限公司 | Combined corrugated flat cooling pipe and manufacturing method thereof |
| US11486337B2 (en) | 2019-09-06 | 2022-11-01 | Deere & Company | Integrated exhaust system apparatus |
-
2012
- 2012-02-08 CN CN2012200394372U patent/CN202452872U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102564190A (en) * | 2012-02-08 | 2012-07-11 | 浙江银轮机械股份有限公司 | Combined corrugated flat cooling pipe and manufacturing method thereof |
| US11486337B2 (en) | 2019-09-06 | 2022-11-01 | Deere & Company | Integrated exhaust system apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120926 |
|
| CX01 | Expiry of patent term |