CN219015091U

CN219015091U - Flow distributor and heat dissipating device

Info

Publication number: CN219015091U
Application number: CN202223428492.3U
Authority: CN
Inventors: 王晋东
Original assignee: Zhongshan Xinnuo Microelectronics Co ltd
Current assignee: Zhongshan Xinnuo Microelectronics Co ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-05-12
Anticipated expiration: 2032-12-21

Abstract

The utility model provides a flow distributor and a heat dissipating device, comprising a distributing part, a flow distributing component and a flow channel component, wherein the distributing part is provided with a flow distributing channel, one end of the flow distributing channel is an inlet, the other end of the flow distributing channel is an outlet, the flow channel component is arranged at the outlet of the flow distributing channel and divides the flow distributing channel into a plurality of flow channels, and the flow distributing component is arranged in the flow distributing channel and is positioned between the flow channel component and the inlet; by providing the flow dividing assembly and the flow path assembly in the flow dividing passage of the flow dividing member to divide the flow dividing assembly into a plurality of outlets, it is possible to maintain uniform flow distribution.

Description

Flow distributor and heat dissipating device

Technical Field

The present utility model relates to the field of flow distribution in heat dissipation technology, and in particular, to a flow distributor and a heat dissipation device.

Background

Along with the continuous development of technology, various intelligent devices are becoming more and more popular, and semiconductor devices for producing the intelligent devices are becoming finer and finer, so that more heat components are generated in the continuous production process of the semiconductor devices, and heat dissipation treatment needs to be performed on the semiconductor devices, and an existing heat dissipation mechanism often only has one heat dissipation channel.

Disclosure of Invention

In view of the above, the present utility model provides a flow distributor, which uniformly divides a flow dividing channel into a plurality of flow channels by a flow dividing assembly and a flow channel assembly, so as to uniformly divide a single flow channel into a plurality of flow channels, thereby improving the heat exchange efficiency of the flow channels.

The utility model provides a flow distributor, which comprises a distributing part, a flow distribution component and a flow channel component, wherein the distributing part is provided with a flow distribution channel, one end of the flow distribution channel is an inlet, the other end of the flow distribution channel is an outlet, the flow channel component is arranged at the outlet of the flow distribution channel and divides the flow distribution channel into a plurality of flow channels, and the flow distribution component is arranged in the flow distribution channel and is positioned between the flow channel component and the inlet.

It will be appreciated that by providing the diverter assembly and the flow path assembly within the diverter channel of the distributor member to distribute the diverter assembly into a plurality of outlets, it is possible to maintain uniform flow distribution.

In one embodiment of the utility model, a plurality of layers of the flow dividing assemblies are arranged along the flow direction of the flow dividing channel, and the length of each layer of the flow dividing assemblies gradually increases from the inlet to the outlet.

It will be appreciated that by providing a multi-layered flow splitting assembly within the flow splitting channel, it is possible to split the fluid evenly to different outlets.

Further, the flow dividing assembly is arranged into three layers.

In one embodiment of the utility model, the flow dividing assembly of each layer comprises a flow dividing member provided with a flow dividing portion, which is arranged towards the inlet.

It will be appreciated that by providing a flow divider, the flow of fluid can be divided.

Further, each layer of the flow dividing assembly comprises a diamond-shaped flow dividing piece, and the vertex angle of the diamond-shaped flow dividing piece, which corresponds to the inlet, is a flow dividing part.

In one embodiment of the utility model, the shunts of each layer are collinear.

It will be appreciated that by arranging the flow splitters of each layer in a straight line, the resistance of the flow splitters to the fluid is reduced.

In one embodiment of the present utility model, the flow path assembly includes four flow path members arranged at intervals in the width direction of the flow dividing passage to form five flow paths.

In one embodiment of the utility model, a flow guiding part is arranged at one end of the flow channel element, which faces the inlet, and the flow guiding part is obliquely arranged from the outer side of the flow dividing channel to the inner side of the flow dividing channel to form an inclined surface.

It will be appreciated that by providing the flow guide at a location of the flow passage member relatively close to the inlet, it is possible to guide the fluid and reduce the resistance to the fluid.

In one embodiment of the present utility model, the area of the inclined surface of the flow guiding portion of the flow path member is gradually increased from the middle portion of the flow dividing passage toward both sides of the flow dividing passage.

It will be appreciated that the resistance to the fluid is reduced by providing the flow path member with progressively increasing inclined surface areas from the middle of the flow dividing channel towards both sides of the flow dividing channel.

The utility model also provides a heat dissipating device, which comprises a heat sink and the flow distributor according to any one of the above, wherein the flow distributor is arranged corresponding to the heat sink.

The utility model enables fluid entering from the inlet to uniformly flow out of a plurality of outlets through the flow dividing component and the flow passage component by arranging the flow dividing component and the flow passage component in the flow dividing channel inside the flow dividing component.

Drawings

FIG. 1 is a schematic diagram of a flow distributor according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the flow distributor of FIG. 1 from another perspective;

fig. 3 is a schematic cross-sectional view of the flow distributor shown in fig. 2 along a_a.

100. A flow distributor; 10. a dispensing member; 11. an inlet; 12. an outlet; 13. a shunt channel; 14. a flow passage; 20. a shunt assembly; 21. a shunt; 211. a split flow section; 30. a flow passage assembly; 31. a flow path member; 311. a flow guiding part; 3111. an inclined surface.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.

It is noted that when an element is referred to as being "mounted on" another element, it can be directly mounted on the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "or/and" as used herein includes any and all combinations of one or more of the associated listed items.

In view of the above technical problems, the present utility model provides a flow distributor 100, in which a flow distribution assembly 20 and a flow channel assembly 30 uniformly divide a flow distribution channel 13 into a plurality of flow channels 14, so that an inlet 11 is uniformly distributed into a plurality of outlets 12, and thus the heat exchange efficiency of the flow channels 14 is improved.

In one embodiment of the present utility model, a flow distributor 100 is provided, where the flow distributor 100 includes a distributing member 10, a flow dividing assembly 20 and a flow channel assembly 30, the distributing member 10 is provided with a flow dividing channel 13, one end of the flow dividing channel 13 is an inlet 11, and the other end is an outlet 12, so that fluid enters the distributing member 10 from the inlet 11 and flows out of the distributing member 10 from the outlet 12 after passing through the flow dividing assembly 20 and the flow channel assembly 30, thereby separating one inlet 11 into a plurality of outlets 12; the flow channel assembly 30 is disposed in the flow dividing channel 13 for dividing the flow dividing channel 13 into a plurality of flow channels 14, and the flow dividing assembly 20 is disposed between the flow channel assembly 30 and the inlet 11 for dividing the flowing fluid.

In an embodiment of the present utility model, the distributing member 10 is substantially rectangular, and an inlet 11 and an outlet 12 are respectively formed on two opposite sides of the distributing member 10, and a through flow dividing channel 13 is formed between the inlet 11 and the outlet 12, so that fluid can flow into the flow dividing channel 13 from the inlet 11 and flow out from the outlet 12.

By providing the distribution member 10 with the diversion channel 13 in this manner, the single flow channel 14 can be changed into a plurality of flow channels 14 to be uniformly distributed into different pipes.

In one embodiment of the present utility model, the flow channel assembly 30 is disposed within the flow dividing channel 13 to be able to divide the flow dividing channel 13 into a plurality of flow channels 14.

Specifically, the flow path assembly 30 includes a plurality of flow path members 31, the flow path members 31 being substantially elongated, the plurality of flow path members 31 being disposed at intervals along the width direction of the flow dividing channel 13 at positions of the outlets 12 of the flow dividing channel 13 so as to divide the flow dividing channel 13 into a plurality of flow paths 14 at the outlets 12 to form a plurality of outlets 12; in the present embodiment, the number of the flow path members 31 is set to four to divide the flow dividing passage 13 into five flow paths 14, thereby forming five outlets 12 so that the fluid can uniformly flow out through the five outlets 12.

It will be appreciated that by providing the flow path members 31 to divide the flow dividing channel 13 into a plurality of flow paths 14, the fluids within the different flow path members 31 remain relatively independent, thereby enabling the flow dividing channel 14 to be divided into a plurality of flow paths 14 such that the fluids are split from one another.

The number of the flow path members 31 according to the present utility model is not limited to five, and in other embodiments, 6, 7, etc. may be provided for the flow path members 31, as long as the number of the flow path members 31 provided can satisfy the actual split number.

In addition, since the flow rates of the different flow channels 14 are different, the flow distribution of each flow channel 14 can be adjusted by adjusting the flow rate, in one embodiment of the present utility model, the height of the flow channel 14 is 1 mm, the width is 8.6 mm, and when the flow rate of the water flow is 6L/min, the flow distribution ratio of the five flow channels 14 from top to bottom is 1:1.03:1.01:1.02:0.99; when the flow rate of the water flow is 12L/min, the flow distribution ratio of the five flow channels 14 from top to bottom is 1:1.02:1.03:1.01:0.98.

It will be appreciated that the flow distribution ratio within each flow passage 14 may be adjusted by controlling the magnitude of the flow rate within the flow passage 14.

In addition, in order to prevent the blocking effect of the fluid during the circulation of the fluid in the diversion channel 13, in one embodiment of the present utility model, the end of the flow channel member 31 facing the inlet 11 is provided with a guiding portion 311 for guiding the fluid and reducing the blocking effect of the fluid.

Specifically, the flow path member 31 is provided at one end facing the inlet 11 with a guide portion 311, the guide portion 311 is provided obliquely from the outside of the flow path 13 toward the inside of the flow path 13 to form a member inclined surface 3111, and the inclined surface 3111 is provided toward the inlet 11, and the area of the inclined surface 3111 is gradually increased from the middle portion of the flow path 13 toward both side portions of the flow path 13; in the present embodiment, four flow path members 31 are symmetrically disposed about the central axis of the flow dividing passage 13, one end of the four flow path members 31 relatively close to the inlet 11 is provided with inclined sides disposed toward the direction of the inlet 11, and the area of the inclined sides of the two flow path members 31 at the middle is smaller than the area of the inclined sides 3111 of the two flow path members 31 at the both sides, so that the resistance to fluid can be reduced by the flow guiding portion 311.

By providing the guide portion 311 at the end of the flow path member 31 facing the inlet 11, the resistance to the fluid is reduced while the fluid is guided, thereby improving the heat dissipation efficiency of the flow distributor 100.

In one embodiment of the present utility model, the flow dividing assemblies 20 are disposed at two ends of the flow channel assembly 30 for equalizing the fluid so that the fluid flows uniformly to the plurality of flow channels 14.

Specifically, the flow dividing assemblies 20 are respectively disposed between the flow passage assembly 30 and the inlet 11, and a plurality of layers of flow dividing assemblies 20 are disposed along the length direction of the flow passage assembly 30, and the length of each layer of flow dividing assemblies 20 gradually increases from a direction relatively far away from the flow passage assembly 30 toward a direction close to the flow passage assembly 30, so that fluid can uniformly flow into different flow passages 14 through the flow equalizing effect of the plurality of layers of flow equalizing members.

In addition, each layer of the flow dividing assembly 20 includes the flow dividing member 21, in order to reduce the resistance of the flow dividing member 21 to the fluid, the flow dividing members 21 of each layer are all in the same straight line, and one end of each flow dividing member 21 facing the inlet 11 is provided with a flow dividing portion 211, and the flow dividing portion 211 can divide the fluid flowing therethrough.

In this embodiment, the flow dividing assemblies 20 are arranged in three layers, each layer of flow dividing assemblies 20 comprises a flow dividing member 21, one layer of flow dividing assemblies 20 relatively far away from the installation member of the flow passage member 31 comprises a flow dividing member 21 arranged on the central axis of the flow dividing channel 13, and the middle layer of flow dividing assemblies 20 comprises two flow dividing members 21 which are arranged at intervals and are in the same straight line; one layer relatively close to the flow path assembly 30 includes three flow splitters 21 spaced apart and collinear.

So configured, by uniform diversion of the multilayer diverter 21, fluid is enabled to flow stably and uniformly into the plurality of flow channels 14.

It should be understood that the present utility model is not limited to the arrangement manner of the flow dividing members 21, and in other embodiments, four layers of flow dividing members 20 may be provided, two flow dividing members 21 are provided in the outer layer of flow dividing members 20, three and four flow dividing members 21 are provided in the middle two layers, respectively, and five flow dividing members 21 are provided in the flow dividing member 20 closest to the flow path member 31; so long as the flow distribution assembly 20 can be configured to fit the plurality of flow path assemblies 30.

Furthermore, in the present embodiment, the flow dividing members 21 are provided as diamond-shaped structural members, and two opposite corners of each diamond-shaped flow dividing member 21 are provided one toward the inlet 11 and the other toward the outlet 12. It will be appreciated that in other embodiments, the flow splitter 21 may be configured as a triangular structure, so long as it provides a uniform flow guiding effect to the fluid.

The present utility model also provides a heat sink comprising a heat sink and a flow distributor 100 as claimed in any one of the preceding claims, each of the outlets 12 of the flow distributor 100 being aligned with one of the heat sinks.

It should be noted that, the flow distributor 100 provided by the present utility model may be applicable to not only a heat dissipating device, but also any other application scenario requiring diversion.

The technical features of the above-described embodiments may be combined in any manner, and for brevity, all of the possible combinations of the technical features of the above-described embodiments are not described, however, all of the combinations of the technical features should be considered as being within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

It will be appreciated by persons skilled in the art that the above embodiments have been provided for the purpose of illustrating the utility model and are not to be construed as limiting the utility model, and that suitable modifications and variations of the above embodiments are within the scope of the utility model as claimed.

Claims

1. The utility model provides a flow distributor, its characterized in that includes distribution spare (10), reposition of redundant personnel subassembly (20) and runner subassembly (30), reposition of redundant personnel passageway (13) are seted up to distribution spare (10), reposition of redundant personnel passageway (13) one end is import (11), and the other end is export (12), runner subassembly (30) set up in export (12) department of reposition of redundant personnel passageway (13), and will reposition of redundant personnel passageway (13) are separated into a plurality of runners (14), reposition of redundant personnel subassembly (20) set up in reposition of redundant personnel passageway (13), and be in runner subassembly (30) with between import (11).

2. A flow distributor according to claim 1, characterized in that a plurality of layers of said flow dividing members (20) are provided in the flow direction of said flow dividing channel (13), the length of each layer of said flow dividing members (20) increasing from the inlet (11) towards the outlet (12).

3. The flow distributor according to claim 2, wherein the flow splitting assembly (20) is provided in three layers.

4. Flow divider according to claim 2, characterized in that the flow dividing assembly (20) of each layer comprises a flow dividing member (21), the flow dividing member (21) being provided with a flow dividing portion (211), the flow dividing portion (211) being arranged towards the inlet (11).

5. A flow distributor according to claim 2, characterized in that each layer of the flow dividing assembly (20) comprises a diamond-shaped flow dividing member (21), and that the apex angle of the diamond-shaped flow dividing member (21) arranged in correspondence of the inlet (11) is a flow dividing portion (211).

6. A flow distributor according to claim 5, characterized in that the flow-dividing elements (21) of each layer are all collinear.

7. The flow distributor according to claim 1, wherein the flow path assembly (30) includes four flow path members (31), the four flow path members (31) being arranged at intervals in the width direction of the flow dividing passage (13) to form five flow paths (14).

8. A flow distributor according to claim 7, characterized in that the end of the flow channel element (31) facing the inlet (11) is provided with a flow guiding portion (311), which flow guiding portion (311) is provided with an inclined surface (3111) inclined from the outside of the flow dividing channel (13) towards the inside of the flow dividing channel (13).

9. The flow distributor according to claim 8, characterized in that the area of the inclined surface (3111) of the flow guiding portion (311) of the flow path member (31) gradually increases from the middle portion of the flow dividing passage (13) toward both sides of the flow dividing passage (13).

10. A heat sink comprising a heat sink and a flow distributor according to any one of claims 1 to 9, said flow distributor being arranged in correspondence of said heat sink.