CN207074026U - A kind of embedded channel heat exchanger folded tube - Google Patents
A kind of embedded channel heat exchanger folded tube Download PDFInfo
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- CN207074026U CN207074026U CN201720960698.0U CN201720960698U CN207074026U CN 207074026 U CN207074026 U CN 207074026U CN 201720960698 U CN201720960698 U CN 201720960698U CN 207074026 U CN207074026 U CN 207074026U
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- China
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- embedded
- outer tunnel
- heat exchanger
- corrugated plating
- tunnel plate
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Abstract
The utility model discloses a kind of embedded channel heat exchanger folded tube, including outer tunnel plate, embedded corrugated plating and microchannel pore.The beneficial effects of the utility model are：The shaping of outer tunnel plate and embedded corrugated plating uses multi-pass roll bending cold rolling processing technology, the technique of processing is relatively simple, compared to common squash type micro-channel flat, production efficiency is higher, cost is lower simultaneously, the through-hole diameter of microchannel pore is less than 1mm, it is higher with heat exchange efficiency, the advantages that in light weight and refrigerant charge is few, embedded corrugated plating and the junction of outer tunnel plate by seamless Welding together with, it is compact-sized, reduce the loss of heat, heat exchange efficiency can be improved, ensure heat exchanger folded tube long-lasting nature simultaneously, outer tunnel plate is a flat hole shape and upper and lower plates interval width is 0.6~1.2mm, micro-channel flat in the alternative traditional fin-tube type heat exchanger of corresponding size is arranged in air-conditioning, it is applied widely.
Description
Technical field
A kind of heat exchanger folded tube is the utility model is related to, specially a kind of embedded channel heat exchanger folded tube, is belonged to
Air conditioner heat exchange equipment field.
Background technology
Micro-channel flat is the core heat-exchanging part of parallel-flow heat exchanger, because area volume is bigger, can effectively be carried
High heat exchanger efficiency, the preparation of current micro-channel flat mainly carries out hot extrusion molding using divergent die, need to be according to because aperture is small
Large-size extruder is relied to provide the shaping of super large extrusion ratio.
And the buying and maintenance of large-size extruder can greatly increase the production cost of micro-channel flat, secondly hot extrusion is used
Causing the aluminium ingot of hot melt, frequently more mold exchange can influence normal continuous production, can also improve life to extrusion die serious wear
Cost is produced, on the other hand, extruding micro-channel flat is zinc-plated by surface, i.e. the mode of electrochemical anti-corrosive ensures the length of heat exchanger
Characteristic is imitated, but difficulty be present in zincincation, and guarantee is uniform and can not be zinc-plated in inner surface, causes the lifting of extruded tube antiseptic property
There is significant limitations.
Utility model content
The purpose of this utility model is that to solve the above problems and provides a kind of embedded channel heat exchanger and fold
Pipe.
The utility model is achieved through the following technical solutions above-mentioned purpose：A kind of embedded channel heat exchanger folded tube,
Including outer tunnel plate, embedded corrugated plating and microchannel pore；The outer tunnel plate is passed through by the clad aluminum band that width is 6 to 50mm to be rolled
Roller cold roll forming, the embedded corrugated plating are formed by the clad aluminum band that width is 5 to 40mm by roll cold rolling, the embedded ripple
Card be arranged on outer tunnel plate in, the outer tunnel plate is assembled and welded together with embedded corrugated plating, the outer tunnel plate with
Formed with several microchannel pores between embedded corrugated plating.
Further, in order to improve production efficiency, while cost is reduced, the outer tunnel plate passes through with embedded corrugated plating
Multiple tracks roll bending cold rolling is processed into.
Further, in order that heat exchange efficiency is higher, the microchannel pore has 2~30 and pass for circular or triangle
Shape is square or oval, and the aperture of microchannel pore is less than 1mm.
Further, in order to ensure heat exchanger folded tube long-lasting nature, the connection of the embedded corrugated plating and outer tunnel plate
Place passes through seamless Welding together.
Further, it is described in order to which the micro-channel flat in alternative traditional fin-tube type heat exchanger is arranged in air-conditioning
Outer tunnel plate is a flat hole shape and upper and lower plates interval width is 0.6~1.2mm.
Further, in order that the corrosion resistance for obtaining heat exchanger folded tube is strong, the processing outer tunnel plate and embedded ripple
The basic unit of the clad aluminum band of card is made by AA3005 alloys, the clad aluminum band of the processing outer tunnel plate and embedded corrugated plating
Composite bed be made by AA4343 alloys.
The processing of the embedded channel heat exchanger folded tube includes the processing of outer tunnel plate and embedded corrugated plating：
Wherein, the procedure of processing of outer tunnel plate includes：
1) rolling clad aluminum band, and clad aluminum is formed into toed-out shape with the inside lateral bend of both sides undulating shape；
2) rolling clad aluminum band is continued, by the clad aluminum band inside lateral bend of both sides undulating shape, splayed in formation；
3) rolling clad aluminum band, undulating shape bending fitting center section, so as to machine outer tunnel plate are continued；
The procedure of processing of embedded corrugated plating includes：
4) rolling clad aluminum band so that clad aluminum band respectively forms a wave curved shape at both sides of the edge；
5) rolling clad aluminum band is continued so that clad aluminum band respectively forms two wave curved shapes at both sides of the edge；
6) rolling clad aluminum band is continued so that clad aluminum band respectively forms three wave curved shapes at both sides of the edge；
7) rolling clad aluminum band is continued, rolling forms several wave curved shapes on clad aluminum band, in completing
The processing of embedding corrugated plating；
8) embedded corrugated plating is arranged in outer tunnel plate, the junction of embedded corrugated plating and outer tunnel plate passed through seamless
Welding together, completes the processing of embedded channel heat exchanger folded tube.
Further, the width of the clad aluminum band of the step 1) is 6-50mm, and the width of clad aluminum band is in step 4)
5-40mm。
Further, in the step 8), rolling forms 7 or 8 wave curved shapes on clad aluminum band.
The beneficial effects of the utility model are：The embedded channel heat exchanger folded tube connection is compact, reasonable in design, outer logical
The shaping of guidance tape and embedded corrugated plating uses multi-pass roll bending cold rolling processing technology, and the technique of processing is relatively simple, compared to general
Logical squash type micro-channel flat, production efficiency is higher, while cost is lower, and the through-hole diameter of microchannel pore is less than 1mm, has
The advantages that heat exchange efficiency is higher, in light weight and refrigerant charge is few, the junction of embedded corrugated plating and outer tunnel plate pass through nothing
Stitch Welding together, it is compact-sized, the loss of heat is reduced, heat exchange efficiency can be improved, while ensures that heat exchanger folds
Pipe long-lasting nature, outer tunnel plate is a flat hole shape and upper and lower plates interval width is 0.6~1.2mm, and corresponding size is alternative
Micro-channel flat in traditional fin-tube type heat exchanger is arranged in air-conditioning, applied widely, processes outer tunnel plate and embedded ripple
The basic unit of the clad aluminum band of card is AA3005 alloys, and composite bed is AA4343 alloys, and corrosion resistance is strong, improves product
Service life.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is mplifying structure schematic diagram at A in Fig. 1；
Fig. 3-5 is the roll milling process schematic diagram of the utility model China and foreign countries channel plate；
Fig. 6-9 is the roll milling process schematic diagram that corrugated plating is embedded in the utility model；
In figure：1st, outer tunnel plate, 2, embedded corrugated plating, 3, microchannel pore.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Refer to Fig. 1 and Fig. 2, a kind of embedded channel heat exchanger folded tube, including outer tunnel plate 1, the embedded and of corrugated plating 2
Microchannel pore 3；The outer tunnel plate 1 passes through roll cold roll forming, the embedded ripple by the clad aluminum band that width is 6 to 50mm
Plate 2 is formed by the clad aluminum band that width is 5 to 40mm by roll cold rolling, the shaping of the outer tunnel plate 1 and embedded corrugated plating 2
It is processed into using multiple tracks roll bending cold rolling processing mode, the outer tunnel plate 1 is a flat hole shape and upper and lower plates interval width
For 0.6~1.2mm, the embedded corrugated plating 2 is arranged in outer tunnel plate 1, and the outer tunnel plate 1 assembles with embedded corrugated plating 2
And weld together, the embedded corrugated plating 2 and the junction of outer tunnel plate 1 by seamless Welding together with, it is described outer
Formed with several microchannel pores 3 between channel plate 1 and embedded corrugated plating 2, the microchannel pore 3 has 2~30 and pass is
Circular or triangle is square or oval, and the aperture of microchannel pore 3 is less than 1mm, the processing outer tunnel plate 1 and embedded ripple
The basic unit of the clad aluminum band of plate 2 is made by AA3005 alloys, the clad aluminum band of processing outer tunnel plate 1 and embedded corrugated plating 2
Composite bed is made by AA4343 alloys.The width of the embedded channel heat exchanger folded tube is 4-30mm, is highly 1-2mm.
The processing of the embedded channel heat exchanger folded tube can divide two large divisions to carry out, and be the He of access road plate 1 respectively
The processing of embedded corrugated plating 2：
Wherein, the procedure of processing of outer tunnel plate 1 includes：
1) rolling clad aluminum band, and clad aluminum is formed toed-out shape, such as schemed with the inside lateral bend of both sides undulating shape
Shown in 3；
2) rolling clad aluminum band is continued, by the clad aluminum band inside lateral bend of both sides undulating shape, splayed in formation, such as
Shown in Fig. 4；
3) rolling clad aluminum band is continued, undulating shape bending is bonded center section, so as to machine outer tunnel plate 1,
As shown in Figure 5；
The procedure of processing of embedded corrugated plating 2 includes：
4) rolling clad aluminum band so that clad aluminum band respectively forms a wave curved shape at both sides of the edge, such as Fig. 6 institutes
Show；
5) rolling clad aluminum band is continued so that clad aluminum band respectively forms two wave curved shapes, such as Fig. 7 at both sides of the edge
It is shown；
6) rolling clad aluminum band is continued so that clad aluminum band respectively forms three wave curved shapes, such as Fig. 8 at both sides of the edge
It is shown；
7) rolling clad aluminum band is continued, rolling forms several wave curved shapes on clad aluminum band, in completing
The processing of embedding corrugated plating 2, as shown in Figure 9；
8) embedded corrugated plating 2 is arranged in outer tunnel plate 1, and the junction of embedded corrugated plating 2 and outer tunnel plate 1 is led to
Cross seamless Welding together, complete the processing of embedded channel heat exchanger folded tube.
As preferable technical scheme, the width of the clad aluminum band of the step 1) is 6-50mm, clad aluminum in step 4)
The width of band is 5-40mm；In step 8), rolling forms 7 or 8 wave curved shapes on clad aluminum band.
The utility model is when in use, flat by the microchannel in the fin-tube type heat exchanger in commercial or domestic air conditioning first
Pipe is pulled down, and then installs the embedded channel heat exchanger folded tube, due to outer tunnel plate be a flat hole shape and on
Lower plate interval width is 0.6~1.2mm, the micro-channel flat installation in the corresponding alternative traditional fin-tube type heat exchanger of size
It is applied widely in air-conditioning, it can be used in a variety of commercial or domestic air conditionings.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (6)
- A kind of 1. embedded channel heat exchanger folded tube, it is characterised in that：Including outer tunnel plate (1), embedded corrugated plating (2) and micro- Access opening (3)；The outer tunnel plate (1) passes through roll cold roll forming, the embedded ripple by the clad aluminum band that width is 6 to 50mm Card (2) is formed by the clad aluminum band that width is 5 to 40mm by roll cold rolling, and the embedded corrugated plating (2) is arranged on outer logical In guidance tape (1), the outer tunnel plate (1) and embedded corrugated plating (2) assembling simultaneously weld together, the outer tunnel plate (1) and interior Several microchannel pores (3) are formed between embedding corrugated plating (2).
- A kind of 2. embedded channel heat exchanger folded tube according to claim 1, it is characterised in that：The outer tunnel plate (1) it is processed into embedded corrugated plating (2) by multiple tracks roll bending cold rolling.
- A kind of 3. embedded channel heat exchanger folded tube according to claim 1, it is characterised in that：The microchannel pore (3) there are 2~30 and pass is square or oval for circular or triangle；The aperture of microchannel pore (3) is less than 1mm.
- A kind of 4. embedded channel heat exchanger folded tube according to claim 3, it is characterised in that：The embedded corrugated plating (2) with the junction of outer tunnel plate (1) by seamless Welding together with.
- A kind of 5. embedded channel heat exchanger folded tube according to claim 1, it is characterised in that：The outer tunnel plate (1) it is 0.6~1.2mm for a flat hole shape and upper and lower plates interval width.
- A kind of 6. embedded channel heat exchanger folded tube according to claim 1, it is characterised in that：Process the outer tunnel The basic unit of the clad aluminum band of plate (1) and embedded corrugated plating (2) is made by AA3005 alloys, process the outer tunnel plate (1) and The composite bed of the clad aluminum band of embedded corrugated plating (2) is made by AA4343 alloys.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720960698.0U CN207074026U (en) | 2017-08-03 | 2017-08-03 | A kind of embedded channel heat exchanger folded tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720960698.0U CN207074026U (en) | 2017-08-03 | 2017-08-03 | A kind of embedded channel heat exchanger folded tube |
Publications (1)
| Publication Number | Publication Date |
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| CN207074026U true CN207074026U (en) | 2018-03-06 |
Family
ID=61523164
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| CN201720960698.0U Active CN207074026U (en) | 2017-08-03 | 2017-08-03 | A kind of embedded channel heat exchanger folded tube |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107270760A (en) * | 2017-08-03 | 2017-10-20 | 常州凯微管业科技有限公司 | A kind of embedded channel heat exchanger folded tube and its processing method |
| RU2736575C2 (en) * | 2016-04-01 | 2020-11-18 | Эвапко, Инк. | Multi-cavity tubes for evaporating heat exchanger with air blowing |
| WO2021115461A1 (en) * | 2019-12-13 | 2021-06-17 | 杭州三花微通道换热器有限公司 | Heat exchange tube and heat exchanger having same |
-
2017
- 2017-08-03 CN CN201720960698.0U patent/CN207074026U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2736575C2 (en) * | 2016-04-01 | 2020-11-18 | Эвапко, Инк. | Multi-cavity tubes for evaporating heat exchanger with air blowing |
| CN107270760A (en) * | 2017-08-03 | 2017-10-20 | 常州凯微管业科技有限公司 | A kind of embedded channel heat exchanger folded tube and its processing method |
| CN107270760B (en) * | 2017-08-03 | 2023-09-15 | 常州凯微管业科技有限公司 | Folding tube of embedded channel heat exchanger and processing method thereof |
| WO2021115461A1 (en) * | 2019-12-13 | 2021-06-17 | 杭州三花微通道换热器有限公司 | Heat exchange tube and heat exchanger having same |
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