CN219801017U - Liquid cooling plate with flow channel structure - Google Patents
Liquid cooling plate with flow channel structure Download PDFInfo
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- CN219801017U CN219801017U CN202320985725.5U CN202320985725U CN219801017U CN 219801017 U CN219801017 U CN 219801017U CN 202320985725 U CN202320985725 U CN 202320985725U CN 219801017 U CN219801017 U CN 219801017U
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- liquid cooling
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- 239000007788 liquid Substances 0.000 title claims abstract description 61
- 238000001816 cooling Methods 0.000 title claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 99
- 238000004080 punching Methods 0.000 claims abstract description 4
- 239000011800 void material Substances 0.000 claims description 9
- 230000001154 acute effect Effects 0.000 claims description 3
- 239000000758 substrate Substances 0.000 abstract description 8
- 230000017525 heat dissipation Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
The utility model discloses a liquid cooling plate with a runner structure, which comprises a substrate, a runner plate, a water inlet pipe and a water outlet pipe, wherein the surface of the runner plate is provided with a plurality of groups of main flow grooves and communication grooves formed by punching, the substrate is covered on the surface of the runner plate, the main flow grooves are transversely arranged, a plurality of groups of main flow grooves are arranged in parallel from top to bottom to form a water inlet area and a water outlet area respectively, the communication grooves are longitudinally arranged on one side of the main flow grooves and are used for communicating adjacent main flow grooves, the water inlet pipe and the water outlet pipe are arranged on the substrate and are respectively communicated with the water inlet area and the water outlet area, a plurality of groups of flow guide groups are arranged in the main flow grooves, and a cut-off group is arranged in the communication grooves. The utility model ensures that the liquid medium uniformly flows in the liquid cooling cavity, thereby ensuring that the whole liquid cooling plate has better temperature uniformity, and external equipment can effectively dissipate heat, thereby avoiding the situation that the whole temperature is reduced but the local temperature is overhigh.
Description
Technical Field
The utility model belongs to the technical field of liquid cooling plates, and particularly relates to a liquid cooling plate with a flow channel structure.
Background
The electronic parts such as a motor and a battery can generate heat during operation, the temperature can be obviously improved, and the stability of the electronic parts is greatly influenced, so that a heat dissipation device is generally required to be arranged, and the generated heat is effectively discharged. The heat dissipation device comprises an air cooling heat dissipation device, a water cooling heat dissipation device, an oil cooling heat dissipation device and the like, and compared with air cooling, the liquid cooling device has the advantages of high heat exchange coefficient, large heat capacity, high cooling speed and small volume, and is widely applied to liquid cooling devices which use liquid as a medium.
But the current liquid cooling device is more concerned with the whole cooling effect, neglects the uniformity of cooling on the contrary, and although the whole cooling effect reaches the standard, the electronic part has the condition that partial temperature is too high, still can cause the influence to the operation of electronic part.
It is therefore necessary to provide a liquid cooling plate having a new structure.
Disclosure of Invention
In order to solve the technical problems, the utility model aims to provide the liquid cooling plate with the flow channel structure, so that a liquid medium uniformly flows in a liquid cooling cavity, the whole liquid cooling plate has good temperature uniformity, external equipment can effectively dissipate heat, and the situation that the whole temperature is reduced but the local temperature is too high is avoided.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a liquid cooling board with runner structure, includes base plate, runner board, water inlet pipe spare and play water pipe spare, runner board surface sets up main chute and the intercommunication groove that multiunit punching press formed, the base plate covers on runner board surface, the horizontal setting of main chute, multiunit main chute top-down parallel arrangement forms water inflow region and play water region respectively, and the interval distance between the adjacent main chute is the same, occupies the surface of runner board as far as to improve the liquid cooling effect, the intercommunication groove vertically sets up in one side of main chute, and two sets of adjacent main chute intercommunication, water inlet pipe spare with play water pipe spare set up on the base plate and communicate with water inflow region and play water region respectively, set up multiunit water conservancy diversion group in the main chute, set up the closure group in the intercommunication groove.
Preferably, a plurality of first communicating gaps are arranged in the diversion group, a main runner which is convenient for the liquid medium to flow is formed between the adjacent diversion groups, and the first communicating gaps in the diversion group communicate the adjacent main runner.
Preferably, the communicating groove is divided into a first communicating groove and a plurality of second communicating grooves, the first communicating groove is used for communicating adjacent main flow grooves of the water inlet area and the water outlet area, and the second communicating groove is used for communicating the adjacent main flow grooves in the water inlet area or the water outlet area.
More preferably, the shut-off group is arranged along the length direction of the communication groove, the communication groove is divided into a plurality of shut-off channels, a shut-off gap is arranged between the side surface of the shut-off group and the end part of the adjacent flow guiding group, a plurality of second communication gaps are arranged in the shut-off group, and the spaces on the left side and the right side of the shut-off group are communicated.
Preferably, the interception group comprises a first interception block, a second interception block and an auxiliary interception block, the length of the first interception block is smaller than that of the second interception block, the first interception block and the second interception block are positioned in a first communication groove, the second interception block is positioned in the middle of the first communication groove, the first interception block is positioned between the first communication groove and the diversion group, a first interception gap is formed between the two end sides of the first interception block and the end parts of the diversion group adjacent to the side surfaces, a second interception gap is formed between the two end surfaces of the first interception block and the diversion group adjacent to the upper side and the lower side, and a third interception gap is formed between the two end sides of the second interception block and the end parts of the diversion group adjacent to the side surfaces;
the auxiliary intercepting block is positioned in the second communicating groove, a fourth intercepting gap is formed between one end side surface of the auxiliary intercepting block and the end part of the adjacent diversion group, and a second communicating gap is formed between the other end part of the auxiliary intercepting block and the end part of the second intercepting block.
Preferably, the first intercepting block and the second intercepting block are arranged in parallel, the first intercepting block and the second intercepting block are perpendicular to the diversion groups, and the second intercepting block is close to the ends of all diversion groups of the main launders adjacent to the water inlet area and the water outlet area.
Preferably, the width of the first intercepting gap is 5.0-5.5 mm, the width of the third intercepting gap is 4.5-5.5 mm, and the width of the fourth intercepting gap is 11-12 mm.
Preferably, the auxiliary intercepting block is inclined from the direction of the second intercepting block to the outer side wall of the second communicating groove, and a gap is reserved between the auxiliary intercepting block and the outer side wall of the second communicating groove.
Preferably, the acute included angle between the auxiliary intercepting block and the outer side wall of the second communicating groove is 3-6 degrees.
The beneficial effects are that:
the utility model does not adopt a structure that the main flow grooves and the communication grooves are bent in a roundabout way to realize heat dissipation, but the communication grooves are all arranged on one side of a plurality of groups of parallel main flow grooves, the main flow grooves are divided into a water inlet area and a water outlet area, and the flow of liquid medium in the main flow cavity and the communication cavity is influenced by the diversion group and the interception group, so that the liquid medium uniformly flows in the liquid cooling cavity, the whole liquid cooling plate has better temperature uniformity, external equipment can effectively dissipate heat, and the conditions of integral cooling but overhigh local temperature are avoided.
Drawings
FIG. 1 is a schematic view of a flow channel plate structure according to the present utility model;
FIG. 2 is a schematic diagram of a simulation test of the temperature of the present utility model;
FIG. 3 is a schematic diagram of a simulation test of flow rates throughout the present utility model.
Reference numerals: the flow channel plate comprises a 1-flow channel plate, a 2-water inlet, a 3-water outlet, a 4-main flow channel, a 5-flow guiding group, a 6-first communicating gap, a 7-first communicating channel, a 8-second communicating channel, a 9-second intercepting block, a 10-first intercepting block, a 11-auxiliary intercepting block, a 12-second communicating gap, a 13-first intercepting gap, a 14-second intercepting gap, a 15-third intercepting gap and a 16-fourth intercepting gap.
Detailed Description
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following description will explain the specific embodiments of the present utility model with reference to the accompanying drawings. It is evident that the drawings in the following description are only examples of the utility model, from which other drawings and other embodiments can be obtained by a person skilled in the art without inventive effort.
As shown in fig. 1-3, the utility model provides a liquid cooling plate with a flow channel structure, which comprises a substrate, a flow channel plate 1, a water inlet pipe fitting and a water outlet pipe fitting, wherein the substrate is covered on the surface of the flow channel plate 1, a liquid cooling cavity is formed between the substrate and the flow channel plate 1, the water inlet pipe fitting and the water outlet pipe fitting are both arranged on the substrate and are both communicated with the liquid cooling cavity, and a liquid medium flows into the liquid cooling cavity from the water inlet pipe fitting and flows out of the liquid cooling cavity from the water outlet pipe fitting.
Specifically, as shown in fig. 1, the inner structure of the runner plate 1 is shown in fig. 1, the surface of the runner plate 1 is provided with a plurality of groups of main flow grooves 4 and communication grooves formed by punching, the substrate covers the surface of the runner plate 1, the main flow grooves 4 form main flow cavities, the communication grooves form communication cavities, the main flow cavities and the communication cavities form liquid cooling cavities together, the main flow grooves 4 are transversely arranged according to the view angle of fig. 1, the plurality of groups of main flow grooves 4 are arranged in parallel from top to bottom, the interval distances between adjacent main flow grooves 4 are the same, the surface of the runner plate 1 is occupied as much as possible, so as to improve the liquid cooling effect, the communication grooves are longitudinally arranged, the two adjacent groups of main flow grooves 4 are communicated, more specifically, the communication grooves are all arranged at the left end or the right end of the main flow grooves 4, in the utility model, the communication grooves are positioned at the right end of the main flow grooves 4, the water inlet 2 and the water outlet 3 are all positioned at the left side of the main flow grooves 4, and the water inlet 2 is connected with a water inlet pipe.
For convenience of description, the plurality of main flow grooves 4 directly connected with the water inlet 2 form a water inlet area, the other plurality of main flow grooves 4 directly connected with the water outlet 3 form a water outlet area, the water inlet area and the water outlet area are communicated by the communicating grooves, as can be seen from the accompanying figure 1, the water inlet area and the water outlet area are symmetrically arranged, and the communicating grooves are also vertically symmetrical with the symmetry axes of the water inlet area and the water outlet area.
After the liquid medium flows into the main flow grooves 4 of the water inlet area from the water inlet 2, the liquid medium flows into the main flow grooves 4 of the water outlet area from the water inlet 2 through the communicating grooves, and finally flows out from the water outlet 3 in a converging manner, in the following description, the main flow grooves 4 of the water inlet refer to the main flow grooves 4 of the water inlet area, the main flow grooves 4 of the water outlet refer to the main flow grooves 4 of the water inlet area, the main flow grooves 4 of the water inlet and the main flow grooves 4 of the water outlet are identical in structure, and only the structure is distinguished according to the flowing direction of the liquid medium, so that the structure of the utility model is convenient to describe.
The main flow groove 4 is internally provided with a plurality of flow guide groups 5 from top to bottom, the adjacent flow guide groups 5 can be parallel or non-parallel, preferably, the plurality of flow guide groups 5 in the main flow groove 4 are arranged in parallel, the flow guide groups 5 are internally provided with a plurality of first communication gaps 6, a main flow channel which is convenient for the flow of liquid medium is formed between the adjacent flow guide groups 5, and the first communication gaps 6 in the flow guide groups 5 communicate the adjacent main flow channel, so that turbulent flow is formed when the liquid medium flows in the main flow cavity, enough time is remained in the main flow cavity, and the heat dissipation effect is improved.
The intercommunication inslot sets up the group of intercepting along length direction, divide into a plurality of intercepting flow ways with the intercommunication groove, from the view of fig. 1, the left side of the group of intercepting is close to the right-hand member of water conservancy diversion group 5, and, set up the clearance of intercepting between the left surface of the group of intercepting and the tip of water conservancy diversion group 5, also set up a plurality of second intercommunication clearances 12 in the group of intercepting inside, with the space intercommunication of the left and right sides of group of intercepting, liquid medium forms the torrent when flowing in mainstream cavity and intercommunication cavity, can be full of the space of mainstream cavity and intercommunication cavity, and liquid medium is more even at the distribution of sprue and water conservancy diversion way, make the liquid cooling board have better samming nature, avoid appearing the too high condition of local temperature.
According to the difference in the positions of the main flow grooves 4, the communicating grooves are divided into a first communicating groove 7 and a plurality of second communicating grooves 8, and in the water inlet area or the water outlet area, as shown in fig. 1, the length and width of the first communicating groove 7 are larger than those of the second communicating groove 8, the second communicating groove 8 communicates the adjacent main flow grooves 4, and the first communicating groove 7 communicates the water inlet area with the water outlet area, that is, the first communicating groove 7 communicates the adjacent main flow grooves 4 for water inlet with the main flow grooves 4 for water outlet.
More specifically, the interception group comprises a first interception block 10, a second interception block 9 and an auxiliary interception block 11, the first interception block 10 and the second interception block 9 are positioned in a first communication groove 7, as shown in fig. 1, the length of the first interception block 10 is smaller than that of the second interception block 9, the second interception block 9 is positioned in the middle of the first communication groove 7, the first interception block 10 is positioned at the left side of the first communication groove 7, a first interception gap 13 is formed between the left side surface of two ends of the first interception block 10 and the end parts of the left adjacent diversion group 5, a second interception gap 14 is formed between the end surfaces of two ends of the first interception block 10 and the upper and lower adjacent diversion groups 5, and a third interception gap 15 is formed between the side surfaces of two ends of the second interception block 9 and the end parts of the left adjacent diversion group 5;
the auxiliary intercepting block 11 is positioned in the second communicating groove 8, a fourth intercepting gap 16 is formed between one end side surface of the auxiliary intercepting block 11 and the end part of the adjacent diversion group 5, and a second communicating gap 12 is formed between the other end part of the auxiliary intercepting block 11 and the end part of the second intercepting block 9.
The first intercepting gap 13, the second intercepting gap 14, the third intercepting gap 15, and the fourth intercepting gap 16 belong to the intercepting gaps of the diversion group 5 and the intercepting group, and are distinguished according to different positions.
The diversion group 5 and the closure group are formed by stamping, when stamping, the concave part of the runner plate 1 forms a main runner 4 and a communication groove, the convex parts in the main runner 4 and the communication groove form the diversion group 5 and the closure group respectively, as shown in figure 1, the diversion group 5 and the closure group influence the flow path of the liquid medium in the communication cavity, so that the liquid cooling plate has the effect of uniform cooling.
The first intercepting block 10 and the second intercepting block 9 are arranged in parallel, and the first intercepting block 10 and the second intercepting block 9 are vertically symmetrical with the symmetry axis of the water inlet area and the water outlet area, so that the flow velocity of the liquid medium in the water inlet area is the same as or close to that in the water outlet area.
Further, in order to ensure that the first cut-off block 10 and the second cut-off block 9 exert cut-off guiding function on the main flow grooves 4 adjacent to the water inlet area and the water outlet area, the second cut-off block 9 is close to the end parts of all the guide groups 5 of the main flow grooves 4 adjacent to the water inlet area and the water outlet area, that is, the first cut-off block 10 and the second cut-off block 9 need to cover all the guide groups 5 of the main flow grooves 4 adjacent to the water inlet area and the water outlet area.
In the present utility model, the width of the first intercepting void 13 is 5.0 to 5.5mm, the width of the third intercepting void 15 is 4.5 to 5.5mm, the width of the fourth intercepting void 16 is 11 to 12mm, more specifically, the width of the first intercepting void 13 is 5.17mm, the width of the third intercepting void 15 is 4.89mm or 5mm, and the width of the fourth intercepting void 16 is 11.82mm.
In order to control the flow rate of the liquid medium from the water inlet area to the water outlet area, the first cut-off block 10 and the second cut-off block 9 are arranged in parallel, and the first cut-off block 10 and the second cut-off block 9 are perpendicular to the flow guiding group 5.
In order to control the flow of the liquid medium between adjacent main runners in the water inlet area or the water outlet area, the auxiliary intercepting block 11 is obliquely arranged, more specifically, the auxiliary intercepting block 11 is obliquely arranged from the direction of the second intercepting block 9 to the outer side wall of the second communicating groove 8, the acute angle included angle between the auxiliary intercepting block 11 and the outer side wall of the second communicating groove 8 is 3-6 degrees, such as 4 degrees, and a gap is reserved between the auxiliary intercepting block 11 and the outer side wall of the second communicating groove 8. The outer side wall of the second communicating groove 8 refers to a side wall of the second communicating groove 8 away from the diversion group 5.
The utility model is different from the conventional liquid cooling plate arrangement mode, the heat dissipation is realized by not adopting a structure that the main flow groove 4 and the communicating groove are bent in a roundabout way, but arranging all the communicating grooves on one side of a plurality of groups of parallel main flow grooves 4, dividing the main flow grooves 4 into a water inlet area and a water outlet area, influencing the flow of a liquid medium in a main flow cavity and a communicating cavity by a flow guide group 5 and a flow interception group, and uniformly distributing the liquid medium in the liquid cooling cavity, as shown in fig. 2-3, so that the whole liquid cooling plate has better temperature uniformity, the temperature difference of the liquid cooling plate is not more than 5 ℃, external equipment can effectively dissipate heat, and the situation that the whole temperature is reduced but the local temperature is too high is avoided.
The embodiments of the present utility model are described in detail above. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the core concepts of the utility model. It should be noted that it will be apparent to those skilled in the art that the present utility model may be modified and adapted without departing from the principles of the present utility model, and that such modifications and adaptations are intended to be within the scope of the appended claims.
Claims (9)
1. The utility model provides a liquid cooling board with runner structure, its characterized in that, includes base plate, runner board (1), water inlet pipe spare and play water pipe spare, runner board (1) surface sets up main chute (4) and the intercommunication groove that multiunit punching press formed, the base plate covers on runner board (1) surface, main chute (4) transversely set up, multiunit main chute (4) top-down parallel arrangement forms water inflow region and play water region respectively, the intercommunication groove vertically sets up in one side of main chute (4), communicates adjacent main chute (4), water inlet pipe spare with play water pipe spare set up on the base plate and with water inflow region and play water region intercommunication respectively, set up multiunit water conservancy diversion group (5) in main chute (4), set up the shutoff group in the intercommunication groove.
2. The liquid cooling plate according to claim 1, wherein a plurality of first communicating gaps (6) are arranged in the flow guiding group (5), main flow channels which are convenient for liquid medium to flow are formed between the adjacent flow guiding groups (5), and the first communicating gaps (6) in the flow guiding groups (5) communicate the adjacent main flow channels.
3. The liquid cooling plate according to claim 1, wherein the communication grooves are divided into a first communication groove (7) and a plurality of second communication grooves (8), the first communication groove (7) is used for communicating adjacent main flow grooves (4) of a water inlet area and a water outlet area, and the second communication groove (8) is used for communicating adjacent main flow grooves (4) in the water inlet area or the water outlet area.
4. A liquid cooling plate according to claim 3, wherein the shut-off group is arranged along the length direction of the communicating groove to divide the communicating groove into a plurality of shut-off channels, shut-off gaps are arranged between the side surfaces of the shut-off group and the end parts of the adjacent flow guiding groups (5), and a plurality of second communicating gaps (12) are arranged in the shut-off group to communicate spaces on the left and right sides of the shut-off group.
5. The liquid cooling plate according to claim 4, wherein the shut-off group comprises a first shut-off block (10), a second shut-off block (9) and an auxiliary shut-off block (11), the length of the first shut-off block (10) is smaller than that of the second shut-off block (9), the first shut-off block (10) and the second shut-off block (9) are positioned in the first communicating groove (7), the second shut-off block (9) is positioned in the middle of the first communicating groove (7), the first shut-off block (10) is positioned between the first communicating groove (7) and the flow guiding group (5), a first shut-off gap (13) is formed between the two end faces of the first shut-off block (10) and the end parts of the flow guiding group (5) adjacent to the side face, a second shut-off gap (14) is formed between the two end faces of the first shut-off block (10) and the end parts of the flow guiding group (5) adjacent to the side face, and a third flow gap (15) is formed between the two end faces of the second shut-off block (9) and the end parts of the flow guiding group (5) adjacent to the side face;
the auxiliary intercepting block (11) is positioned in the second communicating groove (8), a fourth intercepting gap (16) is formed between one end side surface of the auxiliary intercepting block (11) and the end part of the adjacent diversion group (5), and a second communicating gap (12) is formed between the other end part of the auxiliary intercepting block (11) and the end part of the second intercepting block (9).
6. The liquid cooling plate according to claim 5, wherein the first intercepting block (10) and the second intercepting block (9) are arranged in parallel, the first intercepting block (10) and the second intercepting block (9) are perpendicular to the diversion group (5), and the second intercepting block (9) is close to the ends of all diversion groups (5) of the main launders (4) adjacent to the water inlet area and the water outlet area.
7. The liquid cooling plate according to claim 5, wherein the width of the first intercepting void (13) is 5.0 to 5.5mm, the width of the third intercepting void (15) is 4.5 to 5.5mm, and the width of the fourth intercepting void (16) is 11 to 12mm.
8. The liquid cooling plate according to claim 5, wherein the auxiliary shut-off block (11) is inclined from the second shut-off block (9) toward the outer side wall of the second communication groove (8), and a gap is reserved between the auxiliary shut-off block (11) and the outer side wall of the second communication groove (8).
9. The liquid cooling plate according to claim 8, wherein the acute included angle between the auxiliary intercepting block (11) and the outer side wall of the second communicating groove (8) is 3-6 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320985725.5U CN219801017U (en) | 2023-04-27 | 2023-04-27 | Liquid cooling plate with flow channel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320985725.5U CN219801017U (en) | 2023-04-27 | 2023-04-27 | Liquid cooling plate with flow channel structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219801017U true CN219801017U (en) | 2023-10-03 |
Family
ID=88181082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320985725.5U Active CN219801017U (en) | 2023-04-27 | 2023-04-27 | Liquid cooling plate with flow channel structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219801017U (en) |
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2023
- 2023-04-27 CN CN202320985725.5U patent/CN219801017U/en active Active
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