CN216213406U - Fractal microchannel heat exchanger - Google Patents
Fractal microchannel heat exchanger Download PDFInfo
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- CN216213406U CN216213406U CN202122522628.6U CN202122522628U CN216213406U CN 216213406 U CN216213406 U CN 216213406U CN 202122522628 U CN202122522628 U CN 202122522628U CN 216213406 U CN216213406 U CN 216213406U
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Abstract
The utility model belongs to the technical field of heat exchange equipment, and particularly relates to a fractal microchannel heat exchanger, which comprises: the fan-shaped heat exchange box comprises a box body, a fan-shaped fractal unit channel, a liquid outlet pipe and a jack, wherein the fan-shaped fractal unit channel is arranged in an inner cavity of the box body; the lid sets up fan-shaped heat transfer box top, the lid includes apron, fluid entry and card limit, set up the fluid entry on the apron, contact position sets up the card limit between apron and the fan-shaped heat transfer box, can change the concatenation form of fan-shaped heat transfer box according to the space size of in-service use position, makes it can work in the space of equidimension not, dispels the heat to chip in the narrow and small space.
Description
Technical Field
The utility model relates to the technical field of heat exchange equipment, in particular to a fractal micro-channel heat exchanger.
Background
One of the most common heat dissipation devices in the field of chip heat dissipation is a microchannel heat exchanger using liquid for cooling. Microchannel heat exchangers consist of a large number of straight microchannels, the width of which varies from tens to thousands of microns. The narrow channel greatly increases the contact area of the fluid and the heat exchanger; meanwhile, the friction between the fluid and the wall surface is increased, and the pressure drop of the heat exchanger is increased. Therefore, it is one of the design directions of the heat exchanger to improve the heat exchange efficiency while ensuring that the pressure drop is not greatly increased.
The patent number CN201920344132.4 discloses a fractal microchannel heat exchanger, wherein N0 groups of fan-shaped fractal unit channels are arranged on a substrate, N0 groups of fan-shaped fractal unit channels are uniformly distributed in a circumferential array relative to the center of the substrate, N0 groups of fan-shaped fractal unit channels are radially arranged on the substrate, the outlet ends of N0 groups of fan-shaped fractal unit channels are communicated with a liquid collecting ring groove, fluid enters the liquid collecting ring groove from a fluid inlet after passing through the fractal unit channels and finally flows out from a fluid outlet, and N0 groups of fan-shaped fractal unit channels cover the whole substrate, the fluid can flow in all directions in the heat exchanger, and the heat in the heat exchanger is taken away while flowing, so that uniform heat exchange in the heat exchanger is realized, local high temperature is avoided, and the service life of an electronic chip is prolonged; the heat exchange efficiency of the heat exchanger is improved by a plurality of branched pipelines; the branch passages in the heat dissipation unit can be densely arranged at will, and the heat exchange efficiency is greatly improved.
Above-mentioned fractal microchannel heat exchanger is when using, and base plate formula structure as an organic whole, when using, its volume is fixed with heat transfer area, because electronic parts are relatively concentrated when arranging, and the interval between the electronic parts is less, and the base plate of fixed volume can't satisfy the heat transfer of work in the space of equidimension not.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the utility model.
The present invention has been made in view of the above and/or other problems with existing fractal microchannel heat exchangers.
Therefore, the utility model aims to provide a fractal microchannel heat exchanger, which can be detached and combined, change the use area of the heat exchanger and enable the heat exchanger to work in spaces with different sizes.
To solve the above technical problem, according to an aspect of the present invention, the present invention provides the following technical solutions:
a fractal microchannel heat exchanger, comprising:
the fan-shaped heat exchange box comprises a box body, a fan-shaped fractal unit channel, a liquid outlet pipe and jacks, wherein the fan-shaped fractal unit channel is arranged in an inner cavity of the box body, the liquid outlet pipe is arranged on one side wall of the box body, and the jacks corresponding to the liquid outlet pipe are arranged on the other side wall of the box body;
the box cover is arranged at the top of the fan-shaped heat exchange box and comprises a cover plate, a fluid inlet and a clamping edge, the fluid inlet is formed in the cover plate, and the clamping edge is arranged at the contact position between the cover plate and the fan-shaped heat exchange box.
As a preferred scheme of the fractal microchannel heat exchanger described in the present invention, wherein: the box body is a fan-shaped box body which is divided equally.
As a preferred scheme of the fractal microchannel heat exchanger described in the present invention, wherein: and sealing plugs are arranged on the liquid outlet pipe, the jacks and the fluid inlet.
As a preferred scheme of the fractal microchannel heat exchanger described in the present invention, wherein: and a sealing rubber strip is arranged between the fan-shaped heat exchange box and the box cover.
As a preferred scheme of the fractal microchannel heat exchanger described in the present invention, wherein: a filter screen is arranged at the fluid inlet.
Compared with the prior art: the heat exchanger comprises the fan-shaped heat exchange boxes and the box cover, the fan-shaped heat exchange boxes can be spliced to form a larger contact surface, and the splicing form of the fan-shaped heat exchange boxes can be changed according to the space size of an actual use position, so that the heat exchanger can work in spaces with different sizes, and can radiate chips in narrow spaces.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise. Wherein:
FIG. 1 is a schematic view of a splicing structure according to the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic structural view of a sector heat exchange box according to the present invention;
fig. 4 is a schematic view of the structure of the box cover of the present invention.
In the figure: 100 fan-shaped heat exchange boxes, 110 box bodies, 120 fan-shaped fractal unit channels, 130 liquid outlet pipes, 140 jacks, 200 box covers, 210 cover plates, 220 fluid inlets and 230 clamping edges.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and it will be apparent to those of ordinary skill in the art that the present invention may be practiced without departing from the spirit and scope of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the drawings, wherein for convenience of illustration, the cross-sectional view of the device structure is not enlarged partially according to the general scale, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The utility model provides a fractal micro-channel heat exchanger, which can be disassembled and combined, change the using area of the heat exchanger and enable the heat exchanger to work in spaces with different sizes, please refer to fig. 1-4, and comprises the following components: a fan-shaped heat exchange box 100 and a box cover 200;
it includes box body 110 that fan-shaped trades heat box 100, fan-shaped fractal unit passageway 120, drain pipe 130 and jack 140, box body 110 inner chamber sets up fan-shaped fractal unit passageway 120, box body 110 lateral wall sets up drain pipe 130, box body 110 another lateral wall sets up the jack 140 that corresponds with drain pipe 130, box body 110 adopts the fan-shaped structure of six equalling, can splice each other between the box body 110, during the concatenation, drain pipe 130 of a box body 110 is pegged graft in jack 140 of another box body 110, realize the circulation of liquid, when box body 110 splices into complete circular, drain pipe 130 and jack 140 one-to-one, at this moment, fan-shaped trades heat box 100 forms the enclosed construction, can set up solitary fluid outlet on the arc lateral wall of one of them box body 110, realize the circulation of cooling liquid.
The box cover 200 is arranged at the top of the fan-shaped heat exchange box 100, the box cover 200 comprises a cover plate 210, fluid inlets 220 and clamping edges 230, the fluid inlets 220 are formed in the cover plate 210, the clamping edges 230 are arranged at the contact positions between the cover plate 210 and the fan-shaped heat exchange box 100, the fan-shaped heat exchange box 100 is sealed by the box cover 200, cooling liquid enters the fan-shaped heat exchange box 100 through the fluid inlets 220, when the box bodies 110 are spliced into a complete circle to form a sealed structure, a liquid injection pipe can be connected into one of the fluid inlets 220, liquid discharge pipes are connected into the other fluid inlets 220, and the circulation of the cooling liquid can be realized.
When the box body 110 is used specifically, the box bodies 110 are of a fan-shaped structure divided into six equal parts, the box bodies 110 can be spliced with one another, during splicing, the liquid outlet pipes 130 of one box body 110 are inserted into the insertion holes 140 of the other box body 110, circulation of liquid is achieved, the splicing use number of the fan-shaped heat exchange boxes 100 can be changed according to the actual use space, when the box bodies 110 are spliced into a complete circle, the liquid outlet pipes 130 correspond to the insertion holes 140 in a one-to-one mode, at the moment, the fan-shaped heat exchange boxes 100 form a closed structure, independent fluid outlets can be formed in the arc-shaped side wall of one box body 110, circulation of cooling liquid is achieved, a liquid injection pipe can be connected into one of the fluid inlets 220, liquid discharge pipes are connected into the other fluid inlets 220, and circulation of the cooling liquid can be achieved similarly.
The liquid outlet pipe 130, the insertion hole 140 and the fluid inlet 220 are all provided with sealing plugs to seal the liquid outlet pipe 130, the insertion hole 140 and the fluid inlet 220 which are not used, so as to avoid liquid leakage.
A sealing rubber strip is arranged between the fan-shaped heat exchange box 100 and the box cover 200, so that the sealing effect is improved, and liquid leakage is avoided.
The fluid inlet 220 is provided with a filter screen for filtering the cooling fluid entering the fan-shaped heat exchange box 100, so as to prevent the impurities from being blocked by the fluid outlet tube 130, the insertion hole 140 and the fluid inlet 220.
While the utility model has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the various features of the disclosed embodiments of the utility model may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (5)
1. A fractal microchannel heat exchanger, comprising:
the fan-shaped heat exchange box (100) comprises a box body (110), a fan-shaped fractal unit channel (120), a liquid outlet pipe (130) and a jack (140), wherein the fan-shaped fractal unit channel (120) is arranged in an inner cavity of the box body (110), the liquid outlet pipe (130) is arranged on one side wall of the box body (110), and the jack (140) corresponding to the liquid outlet pipe (130) is arranged on the other side wall of the box body (110);
the box cover (200) is arranged at the top of the fan-shaped heat exchange box (100), the box cover (200) comprises a cover plate (210), a fluid inlet (220) and a clamping edge (230), the fluid inlet (220) is formed in the cover plate (210), and the clamping edge (230) is arranged at the contact position between the cover plate (210) and the fan-shaped heat exchange box (100).
2. The fractal microchannel heat exchanger of claim 1, wherein the box (110) is an equally divided fan-shaped box.
3. The fractal microchannel heat exchanger of claim 1, wherein sealing plugs are arranged on the liquid outlet pipe (130), the insertion hole (140) and the fluid inlet (220).
4. The fractal microchannel heat exchanger of claim 1, wherein a sealing rubber strip is arranged between the fan-shaped heat exchange box (100) and the box cover (200).
5. A fractal microchannel heat exchanger as claimed in claim 1, wherein a screen is provided at the fluid inlet (220).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122522628.6U CN216213406U (en) | 2021-10-20 | 2021-10-20 | Fractal microchannel heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122522628.6U CN216213406U (en) | 2021-10-20 | 2021-10-20 | Fractal microchannel heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216213406U true CN216213406U (en) | 2022-04-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122522628.6U Active CN216213406U (en) | 2021-10-20 | 2021-10-20 | Fractal microchannel heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216213406U (en) |
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2021
- 2021-10-20 CN CN202122522628.6U patent/CN216213406U/en active Active
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