CN211509683U - High-efficient section bar liquid cooling radiator - Google Patents

High-efficient section bar liquid cooling radiator Download PDF

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Publication number
CN211509683U
CN211509683U CN202020407847.2U CN202020407847U CN211509683U CN 211509683 U CN211509683 U CN 211509683U CN 202020407847 U CN202020407847 U CN 202020407847U CN 211509683 U CN211509683 U CN 211509683U
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liquid
liquid cooling
bar
enclosure
cooling channel
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CN202020407847.2U
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Chinese (zh)
Inventor
夏波涛
喻望春
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Anhui Xenbo Heat Transfer Technology Co ltd
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Anhui Xenbo Heat Transfer Technology Co ltd
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Abstract

The utility model relates to the technical field of heat dissipation, and provides a high-efficient section bar liquid cooling radiator, aims at solving the problems that the existing liquid cooling radiator can not adapt to the heat dissipation requirement of the existing power components and parts, and has long machining time, low productivity and high cost, and comprises a liquid cooling radiator main body which consists of a planar section bar, an upper end socket and a lower end socket which are positioned at two sides of the section bar, wherein a liquid cooling channel which is bent in a reciprocating manner is arranged inside the section bar, and the upper end socket is provided with a liquid channel outlet and a liquid channel inlet; the liquid cooling channel is internally provided with a plurality of corrugated fins which are uniformly arranged, the liquid cooling channel is separated into a plurality of closed corrugated fin-shaped liquid channels by the plurality of corrugated fins, and the positions, corresponding to the reciprocating bending of the liquid cooling channel, inside the section bar are provided with flow guide grooves communicated with the plurality of corrugated fin-shaped liquid channels. The utility model discloses be particularly useful for power components and parts's high-efficient heat dissipation has higher social use value and application prospect.

Description

High-efficient section bar liquid cooling radiator
Technical Field
The utility model relates to a heat dissipation technical field, concretely relates to high-efficient section bar liquid cooling radiator.
Background
Modern power electronic equipment further improves the requirements on reliability, performance indexes, power density and the like, and the thermal design of the power electronic equipment is more and more important.
The power component element is a key element in rail transit and new energy power electronic equipment, the working state of the power component element directly affects the reliability, safety and service life of the whole machine, and the heat dissipation of the power component element is of great importance. The power components can generate conduction and switching loss when in work, so cooling equipment needs to be installed for heat dissipation to reduce the junction temperature of the power components and ensure the normal and reliable operation of the power components at the allowable temperature.
At present, the cooling modes of power components mainly comprise air cooling, liquid cooling and a heat pipe radiator, along with the further improvement of the performance requirement and the power density of the components, the heat dissipation requirement is more and more strict, the liquid cooling radiator with high heat dissipation efficiency is generally selected to cool the power components, the small flow and the large power consumption are a trend, the conventional straight channel structure is high in processing cost, and high-cost products cannot meet the requirements of users.
Traditional liquid cooling radiator is through ditching groove on the liquid cooling base plate, again with liquid cooling apron and base plate with the centre press from both sides one deck brazing filler metal piece through vacuum brazing welding together, at apron face mounting electronic device, the base plate slot of adoption is mostly the mode machine-shaping of machining, and the machining time is long, the productivity is low, with high costs to the heat conduction of components and parts need pass through the apron welded layer, has increased the thermal resistance, has reduced heat dispersion, has improved the safety in utilization risk.
Therefore, the high-efficiency sectional material liquid cooling radiator is provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a high-efficient section bar liquid cooling radiator has overcome the not enough of prior art, reasonable in design, and compact structure aims at solving the unable current power components and parts heat dissipation demand that adapts to of current liquid cooling radiator, and the long, low, the with high costs problem of productivity of machining time.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a high-efficiency sectional material liquid cooling radiator comprises a liquid cooling radiator main body consisting of a planar sectional material, an upper end enclosure and a lower end enclosure, wherein the upper end enclosure and the lower end enclosure are respectively positioned on two sides of the sectional material;
the liquid cooling channel is internally provided with a plurality of corrugated fins which are uniformly arranged along the flowing direction of cooling liquid, the liquid cooling channel is separated into a plurality of closed corrugated fin-shaped liquid channels by the plurality of corrugated fins, and the positions, corresponding to the reciprocating bending of the liquid cooling channel, inside the section bar are provided with flow guide grooves communicated with the plurality of corrugated fin-shaped liquid channels.
Preferably, the upper surface of the profile is provided with a power component mounting surface for attaching and mounting a power component.
Preferably, the positions of the inner part of the section bar corresponding to the output end and the input end of the liquid cooling channel are respectively provided with an outlet water collecting tank and an inlet water collecting tank.
Preferably, a plurality of the corrugated fins are arranged in parallel at equal intervals, and the distance between every two adjacent corrugated fins is 2-8 mm.
Preferably, the upper end enclosure, the lower end enclosure and two ends of the section bar are connected through brazing.
(III) advantageous effects
The embodiment of the utility model provides a high-efficient section bar liquid cooling radiator possesses following beneficial effect:
1. through the innovative design of corrugated fin turbulent flow water channels, the cooling liquid flows through the corrugated fins and flows along the S-shaped route, a plurality of turbulent flow liquid channels are formed, the efficient turbulent flow effect effectively enhances the heat dissipation area, reduces the heat dissipation energy consumption, and greatly improves the heat dissipation efficiency and the heat dissipation performance of the high-power electronic component.
2. Through with power components and parts direct mount on the power components and parts installation face of section bar liquid cooling radiator, power components and parts heat conduction directly carries out high-efficient heat exchange through section bar and inside ripple fin form liquid passage, need not through the welded layer, reduces the thermal resistance by a wide margin, promotes radiating efficiency and security.
Drawings
The above features, technical features, advantages and implementation of the high efficiency profile liquid cooling radiator will be further described in the following detailed description of preferred embodiments in a clearly understandable manner with reference to the accompanying drawings.
FIG. 1 is an exploded view of the present invention;
FIG. 2 is a schematic view of the overall assembly of the present invention;
fig. 3 is a schematic view of the flow of the internal coolant of the high-efficiency sectional material liquid-cooled radiator in embodiment 1 of the present invention;
fig. 4 is a schematic cross-sectional structure diagram of the profile of embodiment 1 of the present invention;
fig. 5 is an enlarged schematic view of the corrugated fin-shaped liquid channel shown in fig. 4 according to the present invention.
In the figure: 001. a section bar; 002. an upper end enclosure; 003. a lower end enclosure; 004. a liquid channel outlet; 005. a liquid channel inlet; 006. a power component mounting surface; 007. an outlet water collection tank; 008. an inlet sump; 009. a liquid cooling channel; 010. a first flow guide groove; 011. a second diversion groove; 012. a third diversion groove; 013. corrugated fins.
Detailed Description
The invention will be further described with reference to the following figures 1-5 and examples:
example 1
A high-efficiency sectional material liquid cooling radiator comprises a planar sectional material 001, and a liquid cooling radiator main body 016 consisting of an upper end enclosure 002 and a lower end enclosure 003 which are respectively positioned at two sides of the sectional material 001, wherein a liquid cooling channel 009 bent back and forth is formed inside the sectional material 001, a liquid channel outlet 004 and a liquid channel inlet 005 are respectively formed in the positions, corresponding to the output end and the input end of the liquid cooling channel 009, of the upper end enclosure 002, and cooling liquid passes through the liquid channel inlet 005-the liquid cooling channel 009-the liquid channel outlet 004 in sequence to realize cooling of the liquid cooling radiator main body 016, so that the working temperature of power components can be taken away, and;
in this embodiment, as shown in fig. 1 and 3, a plurality of corrugated fins 013 are uniformly arranged in the liquid cooling channel 009 along the flowing direction of the cooling liquid, the plurality of corrugated fins 013 separate the liquid cooling channel 009 into a plurality of closed corrugated fin liquid channels, the inside of the profile 001 corresponding to the position where the liquid cooling channel 009 is bent back and forth is provided with a flow guide groove communicated with the plurality of corrugated fin liquid channels, as shown in fig. 3, the liquid cooling channel 009 is provided with a first flow guide groove 010, a second flow guide groove 011 and a third flow guide groove 012 respectively communicated with the liquid cooling channel 009, the first flow guide groove 010, the second flow guide groove 011 and the third flow guide groove 012 are arranged to cooperate with the circulation of the cooling liquid in the corrugated fin liquid channels, so that the cooling liquid flows along the S-shaped route when flowing through the corrugated fins 013, thereby forming a plurality of turbulent flow water flow channels, and effectively increasing the heat dissipation, the heat dissipation energy consumption is reduced, and the heat dissipation efficiency and the heat dissipation performance of the high-power electronic component are greatly improved.
In this embodiment, as shown in fig. 1-2, a power component mounting surface 006 for attaching and mounting a power component is disposed on an upper surface of the profile 001, so as to ensure cooling of the power component.
In this embodiment, as shown in fig. 1 and 3, the position of the inside liquid cooling channel 009 output and input of section bar 001 that corresponds has respectively been seted up export water catch bowl 007 and entry water catch bowl 008, effectively guarantees the coolant liquid to the input of liquid cooling channel 009, further promotes electronic components's radiating efficiency and heat dispersion.
In this embodiment, as shown in fig. 3 to 4, a plurality of the corrugated fins 013 are arranged in parallel and equidistantly, and the distance between two adjacent corrugated fins 013 is 2 to 8 mm, so as to form a high-efficiency turbulent flow effect and fully ensure the liquid cooling efficiency.
In this embodiment, the both ends of upper cover 002, low head 003 and section bar 001 are all connected through brazing, and use intensity and sealing performance all are higher than traditional welded fastening mode, effectively improve stability and the reliability that the radiator used.
The embodiment of the present invention discloses a preferred embodiment, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention according to the above embodiment, and make different extensions and changes, but do not depart from the spirit of the present invention, all of which are within the protection scope of the present invention.

Claims (5)

1. A high-efficiency sectional material liquid cooling radiator comprises a liquid cooling radiator main body consisting of a planar sectional material, an upper end enclosure and a lower end enclosure, wherein the upper end enclosure and the lower end enclosure are positioned on two sides of the sectional material;
the liquid cooling channel is internally provided with a plurality of corrugated fins which are uniformly arranged along the flowing direction of cooling liquid, the liquid cooling channel is separated into a plurality of closed corrugated fin-shaped liquid channels by the plurality of corrugated fins, and the positions, corresponding to the reciprocating bending of the liquid cooling channel, inside the section bar are provided with flow guide grooves communicated with the plurality of corrugated fin-shaped liquid channels.
2. The high efficiency profile liquid cooled heat sink of claim 1, wherein: and the upper surface of the section bar is provided with a power component mounting surface for attaching and mounting a power component.
3. The high efficiency profile liquid cooled heat sink of claim 1, wherein: and the positions of the inside of the section bar, which correspond to the output end and the input end of the liquid cooling channel, are respectively provided with an outlet water collecting tank and an inlet water collecting tank.
4. The high efficiency profile liquid cooled heat sink of claim 1, wherein: the corrugated fins are arranged in parallel at equal intervals, and the distance between every two adjacent corrugated fins is 2-8 mm.
5. The high efficiency profile liquid cooled heat sink of claim 1, wherein: the upper end enclosure, the lower end enclosure and the two ends of the section bar are connected through brazing.
CN202020407847.2U 2020-03-26 2020-03-26 High-efficient section bar liquid cooling radiator Active CN211509683U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020407847.2U CN211509683U (en) 2020-03-26 2020-03-26 High-efficient section bar liquid cooling radiator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020407847.2U CN211509683U (en) 2020-03-26 2020-03-26 High-efficient section bar liquid cooling radiator

Publications (1)

Publication Number Publication Date
CN211509683U true CN211509683U (en) 2020-09-15

Family

ID=72403160

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020407847.2U Active CN211509683U (en) 2020-03-26 2020-03-26 High-efficient section bar liquid cooling radiator

Country Status (1)

Country Link
CN (1) CN211509683U (en)

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