CN203069032U - Inner-finned type micro-channel multi-hole flat tube - Google Patents
Inner-finned type micro-channel multi-hole flat tube Download PDFInfo
- Publication number
- CN203069032U CN203069032U CN 201220700952 CN201220700952U CN203069032U CN 203069032 U CN203069032 U CN 203069032U CN 201220700952 CN201220700952 CN 201220700952 CN 201220700952 U CN201220700952 U CN 201220700952U CN 203069032 U CN203069032 U CN 203069032U
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- flat tube
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- tube body
- bending
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Abstract
The utility model discloses an inner-finned type micro-channel multi-hole flat tube which comprises a flat tube body. The flat tube body is integrally formed through a single thin plate with two ends circuitously bent and folded for a plurality of times. The inner-finned type micro-channel multi-hole flat tube comprises a plurality of micro-channels formed by circuitous bending and folding. A plurality of inner fins are arranged on an inner wall of each micro-channel. Compared with the prior art, the inner-finned type micro-channel multi-hole flat tube has the advantages that the inner fans are arranged in each micro-channel so that energy consumption is reduced in the process of production, pressure-resistant performance is good, occurrence of a heat transfer medium layer flow layer can be effectively avoided in the process of use and a heat exchanging coefficient of a product is high; an overall structure is compact and the inner-finned type micro-channel multi-hole flat tube is light, sturdy, durable, safe and reliable in operation and suitable for being used for a light type heat exchanger with light weight and high heat conduction performance; and when being produced, the inner-finned type micro-channel multi-hole flat tube can be instantly output through mechanical control so that stock is greatly reduced, turnover efficiency of the product is improved and the requirement for lean production is satisfied.
Description
Technical field
The present invention relates to a kind of flat tube, belong to heat exchanger flat tube technical field, refer in particular to a kind of wing type microchannel porous flat pipe.
Background technology
At present, along with the microminiaturization of mechanical-electronic system and chemical machinery system development, traditional heat transmission equipment can not well satisfy the basic demand of application system, the developing into for urgent requirement and inevitable trend of heat transmission equipment microminiaturization; On the other hand, along with day by day highlighting of energy problem, require satisfying under the prerequisite of exchange heat, must dwindle the heat transmission equipment volume as far as possible, namely improve the compactedness of heat transmission equipment, and then alleviate the weight of heat transmission equipment, economical with materials, and correspondingly improve space availability ratio.And a key technology of the microminiaturized development of heat transmission equipment is microminiaturization and the high efficiency of flat heat exchange pipe, and existing flat heat exchange pipe is difficult to satisfy this demand for development, therefore is necessary it is made corresponding technological improvement.
The utility model content
The purpose of this utility model is to overcome shortcoming of the prior art with not enough, and a kind of wing type microchannel porous flat pipe is provided, this flat tube configuration compactness, volume is little, heat exchange efficiency is high, safe and reliable.
To achieve these goals, the utility model is realized according to following technical scheme:
A kind of wing type microchannel porous flat pipe, include the flat tube body, described flat tube body is one-body molded after the circuitous bending of several times is folding by monomer thin plate two ends, includes several through the microchannel that circuitous bending is folded to form, and the inwall of described microchannel is provided with some inner fins.
Further, described inner fin is windowed to a side and/or both sides punching press by the monomer thin plate and is formed, and inner fin and monomer thin plate plane form angle.
Further, the fenestration by inner fin keeps being communicated with between the described microchannel.
Further, described flat tube body adopts aluminium platinum sheet material to make, it is divided into wing portion and bag embedding portion in the circuitous bending, the microchannel fixedly is made of with bag embedding portion welding after bending wing portion in the circuitous bending, and in the circuitous bending wing portion upper and lower plane respectively with airtight connection of the seamless soldering in plane of wrapping embedding portion.
Further, the folding position of the bending of described flat tube body is semi-circular shape or circular shape.
Further, the upper and lower surface of described flat tube body is smooth flat.
Further, the length of described flat tube body cross-section is 12～100mm, and width is 1.5～6mm.
The utility model compared with prior art, its beneficial effect is:
1, inner fin is set in the microchannel, the production process energy consumption reduces, good pressure-resistant performance, and in use can effectively suppress the appearance of heat transferring medium laminar flow layer, the product coefficient of heat transfer is higher;
2, compact overall structure, quality are light, sturdy and durable, safe and reliable to operation, are applicable to that light-type heat exchanger in light weight, that heat conductivility is high uses;
3, namely produce by machinery control and namely get, reduce quantity in stock greatly and improve product week transfer efficient, can satisfy is the requirement of lean production.
In order to understand the utility model more clearly, set forth the specific embodiment of the present utility model below with reference to description of drawings.
Description of drawings
Fig. 1 is cross section structure schematic diagram of the present utility model.
Fig. 2 a, 2b, 2c, 2d, 2e, 2f are the utility model forming process view.
The specific embodiment
As shown in Figure 1, inner fin described in the utility model microchannel porous flat pipe, include flat tube body 1, described flat tube body 1 is one-body molded after the circuitous bending of several times is folding by aluminium platinum monomer thin plate two ends, it is divided into wing portion 11 and bag embedding portion 12 in the circuitous bending, microchannel 2 fixedly is made of with bag embedding portion 12 welding after bending wing portion 11 in the circuitous bending, and in the circuitous bending wing portion 11 upper and lower plane respectively with airtight connection of the seamless soldering in plane of wrapping embedding portion 12.The space bar that wing portion 11 forms between the microchannel 2 in the circuitous bending in order to strengthen the planar compression intensity of flat tube body 1, has also increased the heat transfer area between porous flat pipe and the cooling medium simultaneously.
The inwall of above-mentioned microchannel 2 is provided with some inner fins 3, described inner fin 3 is windowed to a side and/or both sides punching press by the monomer thin plate and is formed, and inner fin 3 forms angle with monomer thin plate plane, and the fenestration by inner fin 3 keeps being communicated with between the described microchannel 2.By inner fin 3 is set, flat tube body 1 in use can effectively suppress the appearance of heat transferring medium laminar flow layer, can further improve the product coefficient of heat transfer.
As the preferred version of present embodiment, below to further concrete the replenishing of technique scheme:
The folding position of the bending of above-mentioned flat tube body 1 is semi-circular shape or circular shape, can reduce windage, improves the radiating effect of microchannel porous flat pipe heat exchanger; Further, the upper and lower surface of described flat tube body 1 is smooth flat, and the length of its cross section is 12～100mm, and width is 1.5～6mm.
As shown in Figure 2, forming method of the present utility model is as described below:
Shown in Fig. 2 a and 2b, the monomer thin plate forms some window constructions that arrange by the punch process mode earlier, the part of bending of being stamped forms inner fin 3, then by mechanical bending mechanism, according to a, b, c ... N multiple spot moulding control advances in proper order, the circuitous bending respectively of monomer thin plate two ends, wherein monomer thin plate two ends form wing portion 11 in the circuitous bending by the circuitous bending of " S " type, and the remaining straight portion of monomer thin plate is bag embedding portion 12;
Shown in Fig. 2 c and 2d, continue in the progradation, after vertical bending was spent through twice 90 by wing portion in the circuitous bending, the airtight connection was close to the plane of bag embedding portion in its side;
Shown in Fig. 2 e and 2f, be right after above-mentioned steps, circuitous bending part after the vertical bending is docked in midline position after one time 180 degree flip horizontal is folding again, be connected in the bonding station soldering is airtight through straightening, after proofreading and correct, tighten up and finalizing the design, finally form a folded body wing type microchannel porous flat pipe.
The utility model is not limited to above-mentioned embodiment, if various changes of the present utility model or modification are not broken away from spirit and scope of the present utility model, if these are changed and modification belongs within claim of the present utility model and the equivalent technologies scope, then the utility model also is intended to comprise these changes and modification.
Claims (7)
1. wing type microchannel porous flat pipe, include the flat tube body, described flat tube body is one-body molded after the circuitous bending of several times is folding by monomer thin plate two ends, include several through the microchannel that circuitous bending is folded to form, it is characterized in that: the inwall of described microchannel is provided with some inner fins.
2. according to the described a kind of wing type of claim 1 microchannel porous flat pipe, it is characterized in that: described inner fin is windowed to a side and/or both sides punching press by the monomer thin plate and is formed, and inner fin and monomer thin plate plane form angle.
3. according to the described a kind of wing type of claim 2 microchannel porous flat pipe, it is characterized in that: the fenestration by inner fin between the described microchannel keeps being communicated with.
4. according to the described a kind of wing type of claim 2 microchannel porous flat pipe, it is characterized in that: described flat tube body adopts aluminium platinum sheet material to make, it is divided into wing portion and bag embedding portion in the circuitous bending, the microchannel fixedly is made of with bag embedding portion welding after bending wing portion in the circuitous bending, and in the circuitous bending wing portion upper and lower plane respectively with airtight connection of the seamless soldering in plane of wrapping embedding portion.
5. according to the described a kind of wing type of claim 2 microchannel porous flat pipe, it is characterized in that: the folding position of the bending of described flat tube body is semi-circular shape or circular shape.
6. according to the arbitrary described a kind of wing type of claim 2 to 5 microchannel porous flat pipe, it is characterized in that: the upper and lower surface of described flat tube body is smooth flat.
7. according to the arbitrary described a kind of wing type of claim 2 to 5 microchannel porous flat pipe, it is characterized in that: the length of described flat tube body cross-section is 12～100mm, and width is 1.5～6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220700952 CN203069032U (en) | 2012-12-17 | 2012-12-17 | Inner-finned type micro-channel multi-hole flat tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220700952 CN203069032U (en) | 2012-12-17 | 2012-12-17 | Inner-finned type micro-channel multi-hole flat tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203069032U true CN203069032U (en) | 2013-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220700952 Expired - Fee Related CN203069032U (en) | 2012-12-17 | 2012-12-17 | Inner-finned type micro-channel multi-hole flat tube |
Country Status (1)
| Country | Link |
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| CN (1) | CN203069032U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105241289A (en) * | 2015-11-16 | 2016-01-13 | 徐海慧 | Inner-fin heat pipe with gradually-changed protruding length |
| CN106767092A (en) * | 2017-01-09 | 2017-05-31 | 南宁市安和机械设备有限公司 | Porous Type B radiating tube |
| WO2018177443A1 (en) * | 2017-03-28 | 2018-10-04 | 杭州三花家电热管理系统有限公司 | Heat conduction assembly, heat conduction device, and preparation method for heat conduction assembly |
| CN113028883A (en) * | 2019-12-24 | 2021-06-25 | 格朗吉斯铝业（上海）有限公司 | Double-flow-passage folding flat pipe, manufacturing method, composite heat exchanger and vehicle heat exchange system |
-
2012
- 2012-12-17 CN CN 201220700952 patent/CN203069032U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105241289A (en) * | 2015-11-16 | 2016-01-13 | 徐海慧 | Inner-fin heat pipe with gradually-changed protruding length |
| CN105241289B (en) * | 2015-11-16 | 2016-11-16 | 徐海慧 | The inner fin heat pipe that a kind of projection length gradually changes |
| CN106767092A (en) * | 2017-01-09 | 2017-05-31 | 南宁市安和机械设备有限公司 | Porous Type B radiating tube |
| WO2018177443A1 (en) * | 2017-03-28 | 2018-10-04 | 杭州三花家电热管理系统有限公司 | Heat conduction assembly, heat conduction device, and preparation method for heat conduction assembly |
| CN113028883A (en) * | 2019-12-24 | 2021-06-25 | 格朗吉斯铝业（上海）有限公司 | Double-flow-passage folding flat pipe, manufacturing method, composite heat exchanger and vehicle heat exchange system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130717 Termination date: 20141217 |
|
| EXPY | Termination of patent right or utility model |