CN110887395A - Radiating tube and radiator - Google Patents
Radiating tube and radiator Download PDFInfo
- Publication number
- CN110887395A CN110887395A CN201911350690.2A CN201911350690A CN110887395A CN 110887395 A CN110887395 A CN 110887395A CN 201911350690 A CN201911350690 A CN 201911350690A CN 110887395 A CN110887395 A CN 110887395A
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- protrusions
- pipe
- protrusion
- pipe body
- medium
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- 230000017525 heat dissipation Effects 0.000 abstract description 18
- 230000001154 acute effect Effects 0.000 abstract description 4
- 239000012530 fluid Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 239000002826 coolant Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Images
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
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Geometry (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention relates to the technical field of heat exchange devices, in particular to a radiating pipe and a radiator. The radiating pipe comprises a pipe body and a plurality of convex point units which are arranged on the pipe body and protrude towards the interior of the pipe body; the bump unit comprises a plurality of protrusions which are arranged in parallel, and an included angle theta is formed between the length extending direction of each protrusion and the length direction of the pipe body. The convex length extending direction forms an included angle with the length extending direction of the pipe body, the conveying direction of the medium is consistent with the length extending direction of the pipe body, and the convex length extending direction and the conveying direction of the medium are arranged in an acute angle or an obtuse angle, so that the fact that the convex length extending direction is perpendicular to the conveying direction of the medium is avoided, the flowing resistance of the medium is reduced, and the heat dissipation performance is improved.
Description
Technical Field
The invention relates to the technical field of heat exchange devices, in particular to a radiating pipe and a radiator.
Background
The radiator for the vehicle consists of a water inlet chamber, a water outlet chamber and a core component. The core assembly comprises a main board, a cooling pipe, a heat dissipation belt and the like. The coolant flows through the water inlet chamber → the main plate → the cooling pipe → the main plate → the water outlet chamber, the outside air flows through the heat dissipation belt, the heat of the radiator is transferred to the heat dissipation belt through the cooling pipe, and the heat is taken away through the air. The heat dissipation performance of the heat dissipation pipe plays an important role. In the prior art, generally, the radiating pipe is provided with salient points which protrude towards the inside of the radiating pipe, so that a medium in the radiating pipe forms turbulent flow, and thus the radiating performance is improved.
The salient points are arranged in a round or square shape, and the structure enables the fluid resistance of the medium to be large, so that the heat dissipation performance is affected.
Disclosure of Invention
The invention aims to provide a radiating pipe and a radiator, and aims to solve the technical problem that the heat radiation performance is influenced by large fluid resistance of a medium in the prior art.
The invention provides a radiating pipe, comprising: the pipe comprises a pipe body and a plurality of convex point units which are arranged on the pipe body and protrude towards the inside of the pipe body;
the salient point unit comprises a plurality of bulges, an included angle theta is formed between the length extending direction of the bulges and the length direction of the pipe body, and the bulges are arranged in parallel.
Further, the included angle θ is greater than 10 ° and smaller than 90 °.
Furthermore, the number of the bulges is at least three, and connecting lines between every two adjacent bulges are sequentially connected to form a broken line with at least one inflection point.
Furthermore, the connecting lines of two adjacent bulges are connected in sequence to form a polygon.
Furthermore, the polygon is a triangle, and the number of the protrusions is three, wherein one protrusion is a first protrusion, one protrusion is a second protrusion, and the other protrusion is a third protrusion;
in the length direction of the pipe body, the second protrusion and the third protrusion are located at the same position, and a space is arranged between the second protrusion and the first protrusion.
Further, the size range of the distance A from the first protrusion to the connecting line between the second protrusion and the third protrusion is 1 mm-5 mm.
Further, a plurality of the bump units are arranged along the width direction of the tube body, wherein a plurality of the first protrusions are uniformly distributed along the width direction of the tube body;
further, the plurality of second protrusions and the plurality of third protrusions are alternately arranged, and the plurality of protrusions are uniformly distributed along the width direction of the pipe body.
Furthermore, a plurality of bump units are arranged along the length direction of the pipe body, and the size range of the interval B between every two adjacent bump units is 5-25 mm.
Further, the pipe body comprises a top plate and a bottom plate, the salient point units are arranged on the top plate and the top plate, the salient point units on the top plate and the salient point units on the bottom plate are arranged in a staggered mode along the length direction of the pipe body, an interval C exists between the salient point units and the bottom plate, and the size range of the interval C is 2 mm-5 mm.
The invention provides a radiator, which comprises the radiating pipe.
The invention provides a radiating pipe, comprising: the pipe comprises a pipe body and a plurality of convex point units which are arranged on the pipe body and protrude towards the inside of the pipe body; the bump unit comprises a plurality of protrusions which are arranged in parallel, and an included angle theta is formed between the length extending direction of each protrusion and the length direction of the pipe body.
When the medium moves in the heat dissipation pipe provided by the invention, the bulges in the salient point units can enable the medium to form turbulent flow and avoid laminar flow. And the length extending direction of the bulge and the length extending direction of the pipe body form an included angle, the conveying direction of the medium is generally consistent with the length extending direction of the pipe body, and the length extending direction of the bulge and the conveying direction of the medium are arranged in an acute angle or an obtuse angle, so that the bulge is prevented from being perpendicular to the conveying direction of the medium, the flowing resistance of the medium is reduced, and the heat dissipation performance is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of a heat dissipation pipe according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a heat dissipating pipe according to another embodiment of the present invention;
fig. 3 is a schematic structural view of a heat dissipating pipe according to yet another embodiment of the present invention;
fig. 4 is a schematic structural view of a heat pipe according to still another embodiment of the present invention;
FIG. 5 is a schematic diagram illustrating the structure of a heat pipe according to still another embodiment of the present invention;
FIG. 6 is another structural diagram of the radiating pipe shown in FIG. 5;
fig. 7 is a schematic view illustrating an unfolded structure of the radiating pipe shown in fig. 5;
fig. 8 is a schematic structural view of a heat dissipation pipe according to another embodiment of the present invention.
In the figure: 10-a tube body; 20-bump units; 11-a top plate; 12-a base plate; 21-a first protrusion; 22-a second protrusion; 23-third projection.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1, the present invention provides a heat pipe, comprising: a tube body 10 and a plurality of bump units 20 provided on the tube body 10 and protruding toward the inside of the tube body 10; the bump unit 20 includes a plurality of protrusions, an included angle θ is formed between the length extending direction of the protrusions and the length direction of the pipe body, and the protrusions are arranged in parallel.
When the medium moves in the heat dissipation pipe provided by the embodiment, the protrusion can enable the medium to form turbulent flow, and laminar flow is avoided. And the length extending direction of each protrusion forms an included angle with the length extending direction of the pipe body 10, and the conveying direction of the medium is generally consistent with the length extending direction of the pipe body 10, so that the length extending direction of the protrusion and the conveying direction of the medium are arranged in an acute angle or an obtuse angle, and the protrusion is prevented from being perpendicular to the conveying direction of the medium, so that the flow resistance of the medium is reduced, and the heat dissipation performance is improved.
It should be noted that the protrusion is a strip-shaped structure, so the protrusion has a length extending direction.
The structure form of the protrusion can be various, for example: the arch is the rectangle setting, perhaps the arch includes the rectangle section and connects the segmental arc at the both ends of rectangle section.
As an alternative, as shown in fig. 5, the protrusion includes a middle portion and end portions connected to both ends of the middle portion, the middle portion and the end portions are both arranged in an arc shape, and the radius of a circle where the arc of the middle portion is located is larger than that of a circle where the arc of the end portion is located.
The feeding direction of the medium is not the flowing direction of the medium, the flowing direction of the medium in the radiating pipe is all-sided, and the feeding direction of the medium means that the medium enters from one end of the radiating pipe and then flows out from the other end of the radiating pipe, and is the feeding direction of the fluid medium on the whole.
The number of bumps included in each bump unit may be any number, such as one, two, or three.
The included angle θ is greater than 10 ° and less than 90 °, for example: the included angle theta is any value in the size range of 15 degrees, 30 degrees, 45 degrees, 60 degrees, 75 degrees or 80 degrees, and the like, and the included angle in the size range can better reduce the fluid resistance.
As shown in fig. 3 to 8, based on the above embodiment, further, the number of the protrusions is at least three, and the connecting lines between two adjacent protrusions are sequentially connected to form a folding line having at least one inflection point.
When the medium moves in the heat dissipation pipe provided by the embodiment, the plurality of protrusions can enable the medium to form turbulent flow and avoid laminar flow. An included angle is formed between the length extending direction of each protrusion and the length extending direction of the pipe body 10, and the conveying direction of the medium is generally consistent with the length extending direction of the pipe body 10, so that the length extending direction of the protrusion and the conveying direction of the medium are arranged in an acute angle or an obtuse angle, the protrusion is prevented from being perpendicular to the conveying direction of the medium, the flowing resistance of the medium is reduced, and the heat dissipation performance is improved; moreover, the plurality of bulges are arranged in parallel, two adjacent bulges can form a line segment, the line segments are sequentially connected to form an integral connecting line, at least one inflection point exists, namely the line segments are in a broken line shape, and the salient point unit with the structure can enable a macroscopic flow field of a medium to form better spiral flow, so that the heat exchange performance is further improved.
On the basis of the above embodiment, further, the structure formed by the plurality of protrusions may be various, for example, as shown in fig. 8, the plurality of protrusions are arranged at intervals in the width direction of the pipe body and are wavy, that is, line segments between two adjacent protrusions are connected in sequence to form a plurality of inflection points.
For another example: the shape formed by connecting the bulges end to end can be polygonal, such as: quadrilateral, pentagonal, hexagonal, etc.
Optionally, the shape formed by connecting the plurality of protrusions end to end is a triangle, and the triangle can form the minimum unit. Wherein, a plurality of projections can be arranged on three sides of the triangle, such as: three, four or five, etc., the number of projections on each side may be the same or different.
As an alternative, each bump unit 20 includes three bumps, as shown in fig. 3 to 5.
In this embodiment, each bump unit 20 includes three protrusions, and the three protrusions are respectively located at three vertices of a triangle, and the three protrusions can form the minimum bump unit 20, so that more and more dense triangle bump units 20 can be arranged on the pipe body 10, and the heat dissipation performance of the heat dissipation pipe can be improved.
Wherein, one of the three protrusions is defined as a first protrusion 21, another is defined as a second protrusion 22, and the last is defined as a third protrusion 23, and the triangle formed by the three protrusions can have various structures, such as: as shown in fig. 2, in the conveying direction of the medium, the first projection 21 is opposed to the second projection 22, and the third projection 23 is located on one side of the first projection 21.
As an alternative, as shown in fig. 4, in the conveying direction of the medium, the second protrusion 22 and the third protrusion 23 are located on both sides of the first protrusion 21, and this structure can prevent the third protrusion 23 from being blocked by the first protrusion 21, so that the third protrusion 23 cannot block the medium in the first time, thereby avoiding affecting the turbulent flow effect of the medium and further avoiding affecting the heat dissipation performance.
Wherein, as shown in fig. 4, the second protrusions 22 and the third protrusions 23 are in different positions in the conveying direction of the medium, that is, in the width direction of the pipe body 10, the second protrusions 22 and the third protrusions 23 are alternately arranged.
Alternatively, as shown in fig. 5, the first projection 21 and the second projection 22 may be designed to be in the same position in the conveying direction of the medium, that is, the second projection 22 and the third projection 23 are arranged to face each other in the width direction of the pipe body 10. The radiating pipe with the structure has a regular structure and is convenient to process and manufacture.
The distance between the second protrusion 22 and the first protrusion 21 may be different from the distance between the third protrusion 23 and the first protrusion 21.
Alternatively, as shown in fig. 5, the distance between the second protrusion 22 and the first protrusion 21 is the same as the distance between the third protrusion 23 and the first protrusion 21, that is, the bump unit 20 is an isosceles triangle, which further facilitates the manufacturing process.
The distance a from the first protrusion 21 to the connection line between the second protrusion 22 and the third protrusion 23 is in a range of 1 mm-5 mm, and the distance a may be any value in the range of 1mm, 2mm, 3.5mm, 4.5mm, or 5 mm. The salient point unit 20 with the structure can make the flow field effect of the radiating pipe better, and is more beneficial to improving the radiating performance.
As shown in fig. 5, in addition to the above embodiment, further, a plurality of the bump units 20 are provided along the width direction of the tube body 10, wherein a plurality of the first protrusions 21 are uniformly distributed along the width direction of the tube body 10.
In this embodiment, a plurality of bump units 20 are disposed in the width direction of the tube body 10, and each bump unit 20 includes a first protrusion 21, so that the tube body 10 has a plurality of first protrusions 21 in the width direction, and the plurality of first protrusions 21 are uniformly distributed, which facilitates the arrangement on one hand and facilitates the uniformity of the flow field on the other hand.
Or, each bump unit 20 includes a second protrusion 22 and a third protrusion 23, the plurality of second protrusions 22 and the plurality of third protrusions 23 are arranged in the width direction of the tube body 10, and the plurality of second protrusions 22 and the plurality of third protrusions 23 are alternately arranged and uniformly distributed, so that the arrangement is convenient on one hand, and the uniformity of the flow field is facilitated on the other hand.
Preferably, the first protrusions 21 are uniformly distributed, and the second protrusions 22 and the third protrusions 23 are also uniformly distributed, which is more beneficial to manufacturing and making the flow field uniform.
As shown in fig. 5, in addition to the above embodiment, a plurality of the bump units 20 are disposed along the length direction of the tube body 10, and the size range of the space B between two adjacent bump units 20 is 5mm to 25 mm.
In this embodiment, the interval B between two adjacent bump units 20 may be any value in a size range of 5mm to 25mm, such as 5mm, 9mm, 12mm, 18mm, 23mm, or 25 mm. The radiating pipe with the structure can realize a better flow field effect, thereby reducing the fluid resistance.
As shown in fig. 6 and 7, based on the above embodiment, further, the tube body 10 includes a top plate 11 and a bottom plate 12, the top plate 11 and the bottom plate 12 are both provided with the bump units 20, and along the conveying direction of the medium, the bump units 20 on the top plate 11 and the bump units 20 on the bottom plate 12 are arranged in a staggered manner, and a space C is provided therebetween, and the size range of the space C is 2 mm-5 mm.
In this embodiment, the bump units 20 on the top plate 11 and the bump units 20 on the bottom plate 12 are staggered, which can further make the medium turbulent, and the interval C between the bump units 20 on the top plate 11 and the bump units 20 on the bottom plate 12 that are adjacently arranged may be any value in the size range of 2 mm-5 mm, such as 2mm, 2.5mm, 3mm, 4.5mm, or 5 mm.
Wherein, when the top plate and the bottom plate are unfolded and located in the same plane, the protrusions on the top plate and the protrusions on the bottom plate may be symmetrically arranged with respect to a line where the top plate and the bottom plate are butted, that is, when the top plate and the bottom plate are oppositely arranged, an inclination direction of the protrusions on the top plate coincides with an inclination direction of the protrusions on the bottom plate.
Alternatively, as shown in fig. 7, when the top plate and the bottom plate are unfolded and both are located in the same plane, the inclination direction of the protrusion on the top plate is identical to the inclination direction on the bottom plate, that is, if the protrusion is formed by dotting, the dotting direction on the top plate is identical to the dotting direction on the bottom plate. Therefore, when the top plate and the bottom plate are oppositely arranged, the bulges on the top plate and the bulges on the bottom plate are intersected, and the radiating performance of the radiating pipe is improved.
The invention also provides a radiator, which comprises a plurality of radiating pipes provided by the invention, wherein the radiating pipes form a core assembly.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included within the scope of the protection scope of the present invention.
Furthermore, those skilled in the art will appreciate that while some of the embodiments described above include some features included in other embodiments rather than others, the combination of features of different embodiments is meant to be within the scope of the present application and form a different embodiment. For example, any of the claimed embodiments may be used in any combination. Additionally, the information disclosed in this background section is only for enhancement of understanding of the general background of the application and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Claims (10)
1. A heat pipe, comprising: the pipe comprises a pipe body and a plurality of convex point units which are arranged on the pipe body and protrude towards the inside of the pipe body;
the salient point unit comprises a plurality of bulges, an included angle theta is formed between the length extending direction of the bulges and the length direction of the pipe body, and the bulges are arranged in parallel.
2. The heat pipe of claim 1 wherein said included angle θ is greater than 10 ° and less than 90 °.
3. The heat pipe of claim 2, wherein the number of the protrusions is at least three, and the connecting lines between two adjacent protrusions are sequentially connected to form a folding line having at least one inflection point.
4. The heat pipe of claim 3, wherein the connecting lines of two adjacent protrusions are connected in sequence to form a polygon.
5. The heat pipe of claim 4, wherein the polygon is a triangle, and the number of the protrusions is three, one of the first protrusions, one of the second protrusions, and the other of the third protrusions;
in the length direction of the pipe body, the second protrusion and the third protrusion are located at the same position, and a space is arranged between the second protrusion and the first protrusion.
6. The heat pipe of claim 5, wherein the distance a from the first projection to the line between the second projection and the third projection is in the range of 1mm to 5 mm.
7. The heat dissipating pipe of claim 6, wherein a plurality of said bump units are provided along the width direction of said pipe body, wherein a plurality of said first protrusions are uniformly distributed along the width direction of said pipe body;
the plurality of second protrusions and the plurality of third protrusions are alternately arranged, and the plurality of protrusions are uniformly distributed along the width direction of the pipe body.
8. The heat dissipating tube as claimed in claim 1, wherein a plurality of said protruding point units are provided along the length direction of said tube body, and the size of the space B between two adjacent protruding point units ranges from 5mm to 25 mm.
9. The heat dissipating tube of claim 1, wherein the tube body comprises a top plate and a bottom plate, the protruding point units are disposed on both the top plate and the top plate, and along the length direction of the tube body, the protruding point units on the top plate and the protruding point units on the bottom plate are disposed in a staggered manner, and a space C is present between the protruding point units and the bottom plate, and the size range of the space C is 2 mm-5 mm.
10. A radiator comprising a radiating pipe according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911350690.2A CN110887395A (en) | 2019-12-24 | 2019-12-24 | Radiating tube and radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911350690.2A CN110887395A (en) | 2019-12-24 | 2019-12-24 | Radiating tube and radiator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110887395A true CN110887395A (en) | 2020-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911350690.2A Pending CN110887395A (en) | 2019-12-24 | 2019-12-24 | Radiating tube and radiator |
Country Status (1)
| Country | Link |
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| CN (1) | CN110887395A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112828546A (en) * | 2020-12-31 | 2021-05-25 | 南宁市安和机械设备有限公司 | Preparation process of staggered dotting oil cooler pipe |
| CN112935127A (en) * | 2021-01-27 | 2021-06-11 | 浙江银轮机械股份有限公司 | Heat exchange tube manufacturing method and heat exchange tube |
| CN115013138A (en) * | 2022-05-06 | 2022-09-06 | 湖北雷迪特冷却系统股份有限公司 | Radiating tube and radiator |
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| CN211527190U (en) * | 2019-12-24 | 2020-09-18 | 浙江银轮机械股份有限公司 | Radiating tube and radiator |
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| US6957487B1 (en) * | 1999-06-18 | 2005-10-25 | Valeo Engine Cooling, Ab | Fluid conveying tube as well as method and device for manufacturing the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112828546A (en) * | 2020-12-31 | 2021-05-25 | 南宁市安和机械设备有限公司 | Preparation process of staggered dotting oil cooler pipe |
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| CN115013138A (en) * | 2022-05-06 | 2022-09-06 | 湖北雷迪特冷却系统股份有限公司 | Radiating tube and radiator |
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