CN210220801U - Angular aluminum flat tube - Google Patents
Angular aluminum flat tube Download PDFInfo
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- CN210220801U CN210220801U CN201921021022.0U CN201921021022U CN210220801U CN 210220801 U CN210220801 U CN 210220801U CN 201921021022 U CN201921021022 U CN 201921021022U CN 210220801 U CN210220801 U CN 210220801U
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- flat tube
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- aluminum flat
- hole
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- Air-Conditioning For Vehicles (AREA)
Abstract
The utility model discloses an angular aluminum flat tube, which comprises an aluminum flat tube body and is characterized in that the aluminum flat tube body is provided with a first flow through hole and a second flow through hole, the section of the first flow through hole is a convex pentagon, wherein two opposite sides of the convex pentagon are parallel and are perpendicular to the other side, the angle corresponding to the other side is a vertex angle, the vertex angle points to the outer side of the aluminum flat tube body, two first flow through holes are symmetrically arranged on both sides of the aluminum flat tube body in the width direction, and the aluminum flat tube body is provided with an angular wall matched with the vertex angle; the second flow through hole is arranged between the two first flow through holes and is separated by the first baffle. The utility model has the advantages that simple structure, through control technology step and technological parameter, increase heat transfer area, improve heat exchange efficiency, product reliability is high, satisfies vehicle air conditioning system's operation requirement.
Description
Technical Field
The utility model belongs to the technical field of heat transfer aluminum flat tube, especially, relate to an angular form aluminum flat tube.
Background
With the active adoption of advanced technology of a parallel flow circulation mode in the automobile air conditioning industry, the heat dissipation efficiency of the aluminum water tank and the radiator is greatly improved, so that the aluminum water tank and the radiator are fully utilized on a condenser and an evaporator of an automobile air conditioning system, and the automobile water tank and the intercooler are made of all-aluminum materials, which is an inevitable trend of development. Among the prior art, the refrigerant mainly circulates through microchannel aluminum flat tube, make the refrigerant circulate in air conditioning system or heat transfer device, thereby play the effect of heat exchange, microchannel aluminum flat tube is the important part that directly influences air conditioner heat exchanger effect, under the performance and the more and more high environment of life-span requirement of air conditioner product, the requirement of air conditioner product is satisfied, must improve the performance of aluminum flat tube product, aluminum flat tube among the prior art, its single structure, can't satisfy diversified demand.
SUMMERY OF THE UTILITY MODEL
For overcoming the not enough of prior art, the utility model aims to provide an angular form aluminum flat tube, simple structure through control technology step and technological parameter, increases heat transfer area, improves heat exchange efficiency, and the product reliability is high, satisfies vehicle air conditioning system's operation requirement.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an angular aluminum flat tube comprises an aluminum flat tube body and is characterized in that a first flow through hole and a second flow through hole are formed in the aluminum flat tube body, the cross section of the first flow through hole is in a convex pentagon shape, two opposite sides of the convex pentagon are parallel and perpendicular to the other side, an angle corresponding to the other side is a vertex angle, the vertex angle points to the outer side of the aluminum flat tube body, two first flow through holes are symmetrically formed in two sides of the aluminum flat tube body in the width direction, and the aluminum flat tube body is provided with an angular wall matched with the vertex angle; the second flow through hole is arranged between the two first flow through holes and is separated by the first baffle.
Furthermore, two sides of the first flow through hole, the second flow through hole and the connecting cross section of the angular wall are all in fillet transition.
Further, the angle of the angle-shaped wall is
The thickness of the angular wall is 0.29mm, and the distance from the top angle of the first flow through hole to the outer side of the angular wall is
Further, the height of the section of the aluminum flat tube body is
A cross-sectional width of
A wall thickness of
The tensile strength Rm is more than 80MPa, the yield strength Rp0.2 is more than 25MPa, and the elongation is more than 20 percent.
Further, the cross-sectional shape of the second through-flow hole is a parallelogram.
Further, two diagonal lines of the cross section of the second flow through hole are equal.
Furthermore, a plurality of second through holes are arranged between the two first through holes and are separated by a second baffle.
Further, the width of the first baffle and the second baffle is
Furthermore, the aperture reduction rate of the notches at the two ends of the angular aluminum flat tube is less than or equal to 8 percent, the verticality of the cut end surface is less than or equal to +/-0.5 percent, and the notches at the two ends of the cut angular aluminum flat tube have no burrs, aluminum scraps, obvious creases, steps, bulges and the like. The flat aluminum pipe is an essential material for manufacturing and producing automobile air conditioner condensers and evaporators, and during production, coiled flat aluminum pipes in a disc shape are generally required to be straightened and cut into straight materials with the same length for later use.
Compared with the prior art, the utility model has the advantages that simple structure through control technology step and technological parameter, increases heat transfer area, improves heat exchange efficiency, and product reliability is high, satisfies vehicle air conditioning system's operation requirement.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is the utility model discloses angular shape aluminum flat tube section structure schematic diagram.
In the figure: 1-aluminum flat tube body 2-first flow through hole 3-second flow through hole 4-apex angle 5-angular wall 6-first baffle 7-fillet 8-second baffle.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the utility model, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the utility model.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, e.g. as a fixed connection, a detachable connection or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the utility model can be understood in specific cases to those of ordinary skill in the art.
As shown in fig. 1, the utility model provides an angular aluminum flat tube, including aluminum flat tube body 1, its characteristics are that set up first class through-hole 2 and second through-hole 3 on aluminum flat tube body 1, the cross-section of first class through-hole 2 is protruding pentagon, wherein two relative limits of protruding pentagon are parallel and all perpendicular with another limit, the angle that another limit corresponds is apex angle 4, apex angle 4 points to the aluminum flat tube body 1 outside, the bilateral symmetry of aluminum flat tube body 1 width direction sets up two first class through-holes 2, aluminum flat tube body 1 establishes with apex angle 4 complex angular wall 5; the second flow through hole 3 is provided between the two first flow through holes 2, and is partitioned by the first partition 6.
The two sides of the first flow through hole 2, the second flow through hole 3 and the angular wall 5 connected with each other are all transited by using a fillet 7, and it should be noted that the radiuses of the fillets at each part are designed according to the respective production sizes and are not completely the same.
The angle of the angular wall 5 is
The thickness of the angular wall 5 is 0.29mm and the distance from the top corner 4 of the first flow-through hole 2 to the outside of the angular wall 5 is
The height of the section of the aluminum flat tube body 1 is
A cross-sectional width of
A wall thickness of
The tensile strength Rm is more than 80MPa, the yield strength Rp0.2 is more than 25MPa, and the elongation is more than 20 percent.
The cross-sectional shape of the second through-flow hole 3 is a parallelogram, and two diagonal lines of the cross-section of the second through-flow hole 3 are equal.
The second flow openings 3 are arranged in several, for example 12 second flow openings 3 in fig. 1, between two first flow openings 2, separated by a second barrier 8.
The width of the first 6 and second 8 partitions is
When the angular aluminum flat tube is cut off, the reduction rate of the caliber of the notches at the two ends of the angular aluminum flat tube is controlled to be less than or equal to 8 percent, the verticality of the cut end surface is controlled to be less than or equal to +/-0.5 percent, and the notches at the two ends of the angular aluminum flat tube after being cut off have no burrs, aluminum scraps, obvious crease marks, steps, bulges and the like. The flat aluminum pipe is an essential material for manufacturing and producing automobile air conditioner condensers and evaporators, and during production, coiled flat aluminum pipes in a disc shape are generally required to be straightened and cut into straight materials with the same length for later use.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The utility model provides an angular form flat aluminum pipe, includes the flat aluminum pipe body, its characterized in that: the aluminum flat tube body is provided with a first flow through hole and a second flow through hole, the cross section of the first flow through hole is in a convex pentagon shape, two opposite sides of the convex pentagon shape are parallel and are perpendicular to the other side, an angle corresponding to the other side is a vertex angle, the vertex angle points to the outer side of the aluminum flat tube body, two first flow through holes are symmetrically arranged on two sides of the aluminum flat tube body in the width direction, and the aluminum flat tube body is provided with an angular wall matched with the vertex angle; the second flow through hole is arranged between the two first flow through holes and is separated by the first baffle.
2. An angular aluminum flat tube according to claim 1, characterized in that: and two sides of the first flow through hole, the second flow through hole and the connecting cross section of the angular wall are in fillet transition.
3. An angular aluminum flat tube according to claim 1, characterized in that: the angle of the angular wall is
The thickness of the angular wall is 0.29mm, and the distance from the top angle of the first flow through hole to the outer side of the angular wall is
4. An angular aluminum flat tube according to any one of claims 1 to 3, characterized in that: the aperture reduction rate of the notches at the two ends of the angular aluminum flat tube is less than or equal to 8 percent, the verticality of the cut end surface is less than or equal to +/-0.5 percent, and the notches at the two ends of the cut angular aluminum flat tube have no burrs, aluminum scraps, obvious crease marks, steps, bulges and the like.
5. An angular aluminum flat tube according to claim 1 or 3, characterized in that: the cross section of the aluminum flat tube body is as high as
A cross-sectional width of
A wall thickness of
The tensile strength Rm is more than 80MPa, the yield strength Rp0.2 is more than 25MPa, and the elongation is more than 20 percent.
6. An angular aluminum flat tube according to claim 5, characterized in that: the cross-sectional shape of the second through-flow hole is a parallelogram.
7. An angular aluminum flat tube according to claim 6, characterized in that: the two diagonal lines of the cross section of the second flow through hole are equal.
8. An angular aluminum flat tube according to claim 6, characterized in that: the second through holes are arranged between the two first through holes and are separated by a second baffle.
9. An angular aluminum flat tube according to claim 8, characterized in that: the first and second barriers have a width of
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921021022.0U CN210220801U (en) | 2019-07-03 | 2019-07-03 | Angular aluminum flat tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921021022.0U CN210220801U (en) | 2019-07-03 | 2019-07-03 | Angular aluminum flat tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210220801U true CN210220801U (en) | 2020-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921021022.0U Active CN210220801U (en) | 2019-07-03 | 2019-07-03 | Angular aluminum flat tube |
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| CN (1) | CN210220801U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110243222A (en) * | 2019-07-03 | 2019-09-17 | 张家港市宏基精密铝材科技有限公司 | A kind of angular aluminium flat conduit, production technology and purposes |
-
2019
- 2019-07-03 CN CN201921021022.0U patent/CN210220801U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110243222A (en) * | 2019-07-03 | 2019-09-17 | 张家港市宏基精密铝材科技有限公司 | A kind of angular aluminium flat conduit, production technology and purposes |
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