CN209787713U - High-power uniform heat dissipation's water-cooled radiator and electrical equipment - Google Patents
High-power uniform heat dissipation's water-cooled radiator and electrical equipment Download PDFInfo
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- CN209787713U CN209787713U CN201920173018.XU CN201920173018U CN209787713U CN 209787713 U CN209787713 U CN 209787713U CN 201920173018 U CN201920173018 U CN 201920173018U CN 209787713 U CN209787713 U CN 209787713U
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Abstract
The utility model discloses a high-power water-cooling radiator with uniform heat dissipation, which comprises a heat-conducting substrate and a coolant flow passage; the cooling liquid flow channel is close to the electric appliance mounting surface of the heat conducting substrate; a cooling liquid inlet and a cooling liquid outlet are formed in the side face of the heat-conducting substrate; the cooling liquid flow channel at least comprises a first main flow channel, a second main flow channel, a third main flow channel, a fourth main flow channel and a fifth main flow channel; the third main flow channel and the fourth main flow channel are arranged between the first main flow channel and the second main flow channel, the first main flow channel is adjacent to the fourth main flow channel, the second main flow channel is adjacent to the third main flow channel, and the third main flow channel is also adjacent to the fourth main flow channel. The high-power water-cooled radiator capable of uniformly radiating heat can balance the temperature of each part of the heating surface of a heating device, and avoids the problem of high temperature of a local area. The utility model also discloses an electrical equipment.
Description
Technical Field
The utility model belongs to the technical field of the electrical part heat dissipation, especially, relate to a high-power evenly radiating water-cooled radiator and electrical equipment.
Background
High-power electrical part can produce more heat at the working process, if the heat that produces can not in time the efficient discharge then can cause the heat to rise at the temperature of electrical part, and then influence the working property of electrical part.
The existing liquid cooling radiator realizes the heat dissipation of the heating device by using a circulating cooling medium, but the existing liquid cooling radiator can not carry out balanced heat dissipation on the heating surface of the heating device, namely the temperature of each part of the heating surface of the heating device of the existing liquid cooling radiator is unbalanced, and the problem of higher temperature of a local area can exist, so that the performance of a power electronic device is influenced.
SUMMERY OF THE UTILITY MODEL
The technical purpose of the utility model is to provide a high-power evenly radiating water-cooled radiator and electrical equipment, this kind of high-power evenly radiating water-cooled radiator can make the temperature equilibrium of each position of the face that generates heat of device that generates heat, avoids having the higher problem of local area temperature.
In order to solve the above problem, the technical scheme of the utility model is that:
A high-power water-cooling radiator with uniform heat dissipation comprises a heat-conducting substrate and a cooling liquid flow channel; the cooling liquid flow channel is arranged in the heat conduction substrate and is close to the electrical appliance mounting surface of the heat conduction substrate; a cooling liquid inlet and a cooling liquid outlet are formed in the side face of the heat-conducting substrate;
The cooling liquid flow channel comprises a plurality of main flow channels; the plurality of main flow channels at least comprise a first main flow channel, a second main flow channel, a third main flow channel, a fourth main flow channel and a fifth main flow channel; the first main flow channel, the second main flow channel, the third main flow channel, the fourth main flow channel and the fifth main flow channel are arranged in parallel, the third main flow channel and the fourth main flow channel are arranged between the first main flow channel and the second main flow channel, the first main flow channel is adjacent to the fourth main flow channel, the second main flow channel is adjacent to the third main flow channel, and the third main flow channel is also adjacent to the fourth main flow channel; wherein adjacent means that the two main flow channels are close and can exchange heat;
The inlet end of the first main flow channel is communicated with the cooling liquid inlet, the outlet end of the first main flow channel is communicated with the inlet end of the second main flow channel, the outlet end of the second main flow channel is communicated with the inlet end of the third main flow channel, the outlet end of the third main flow channel is communicated with the inlet end of the fourth main flow channel, and the outlet end of the fifth main flow channel is communicated with the cooling liquid outlet;
And under the working state of the high-power uniform heat radiation water-cooled radiator, the cooling liquid in the fourth main flow passage flows into the fifth main flow passage.
According to an embodiment of the present invention, the cooling device has a plurality of groups of cooling liquid flow passages, and comprises a cooling liquid separating flow passage and a cooling liquid discharging flow passage; the cooling liquid separating flow channel and the cooling liquid outlet flow channel are arranged in the heat conducting substrate and are close to the electric appliance mounting surface of the heat conducting substrate; the cooling liquid separating flow passages are communicated with the inlet end of each group of cooling liquid flow passages; the cooling liquid outlet flow channels are communicated with the outlet ends of each group of cooling liquid flow channels; cooling liquid enters the cooling liquid separating flow channel through the cooling liquid inlet, and the cooling liquid flows out of the cooling liquid outlet flow channel through the cooling liquid outlet;
The electric appliance mounting surface is provided with a plurality of electric appliance areas, the electric appliance areas are used for mounting electric appliances, and the position of each group of cooling liquid flow channel corresponds to the position of each electric appliance area.
According to an embodiment of the present invention, along the flowing direction of the cooling liquid, the starting end of the cooling liquid dividing flow passage is communicated with the inlet end of the first group of cooling liquid flow passages; and the tail end of the cooling liquid separating flow channel is communicated with the inlet end of the last group of cooling liquid flow channels.
According to the utility model discloses an embodiment, along the flow direction of coolant liquid, coolant liquid goes out the top of liquid runner and wherein a set of the exit end intercommunication of coolant liquid runner.
according to an embodiment of the present invention, there are three groups of the coolant flow passages.
According to the utility model discloses an embodiment, the heat conduction base plate is aluminum product heat conduction base plate.
The utility model also provides an electrical equipment, the high-power even radiating water-cooling radiator in above-mentioned embodiment.
The utility model discloses owing to adopt above technical scheme, make it compare with prior art and have following advantage and positive effect:
The utility model discloses a high-power evenly radiating water-cooled radiator's in the embodiment coolant liquid runner is at least including the sprue of five parallels, two adjacent sprue can carry out the heat exchange, temperature in can balancing or the balanced coolant liquid runner like this, and according to the flow direction of coolant liquid, the great first sprue of difference in temperature is adjacent with the fourth sprue, the temperature in the balanced coolant liquid runner that can be better like this, make temperature gradient little between the sprue of each parallel, the temperature of each position of the face of generating heat that can the balanced device that generates heat through the temperature distribution in balanced or the balanced coolant liquid runner, thereby avoid the face of generating heat to have the higher problem of local area temperature.
Drawings
fig. 1 is a structural view of the high-power uniform heat dissipation water-cooled heat sink of the present invention;
fig. 2 is the temperature distribution diagram of the high-power uniform heat radiation water-cooling radiator of the present invention under the working condition.
description of reference numerals:
1: a heat conductive substrate; 101: a coolant inlet; 102: a coolant outlet; 2: a coolant flow passage; 201: a first main flow passage; 202: a second main flow passage; 203: a third main flow passage; 204: a fourth main flow passage; 205: a fifth main flow passage; 3: a coolant liquid separation flow channel; 4: a cooling liquid outlet flow passage; 5: a heat generating device.
Detailed Description
the following provides a further detailed description of the high-power uniform heat dissipation water-cooled heat sink and the electrical equipment with reference to the drawings and the specific embodiments. The advantages and features of the present invention will become more fully apparent from the following description and appended claims.
Example 1
Referring to fig. 1, a high-power water-cooled heat sink with uniform heat dissipation includes a heat-conducting substrate 1, a coolant flow channel 2; the cooling liquid flow channel 2 is arranged in the heat conduction substrate 1, and the cooling liquid flow channel 2 is close to the electrical appliance mounting surface of the heat conduction substrate 1; a cooling liquid inlet 101 and a cooling liquid outlet 102 are arranged on the side surface of the heat-conducting substrate 1; the cooling liquid flow passage 2 comprises a plurality of main flow passages; the plurality of main flow channels at least comprise a first main flow channel 201, a second main flow channel 202, a third main flow channel 203, a fourth main flow channel 204 and a fifth main flow channel 205; the first main flow channel 201, the second main flow channel 202, the third main flow channel 203, the fourth main flow channel 204 and the fifth main flow channel 205 are arranged in parallel, the third main flow channel 203 and the fourth main flow channel 204 are arranged between the first main flow channel 201 and the second main flow channel 202, the first main flow channel 201 is adjacent to the fourth main flow channel 204, the second main flow channel 202 is adjacent to the third main flow channel 203, and the third main flow channel 203 is also adjacent to the fourth main flow channel 204; wherein adjacent means that the two main flow channels are close and can exchange heat; the inlet end of the first main flow channel 201 is communicated with the cooling liquid inlet 101, the outlet end of the first main flow channel 201 is communicated with the inlet end of the second main flow channel 202, the outlet end of the second main flow channel 202 is communicated with the inlet end of the third main flow channel 203, the outlet end of the third main flow channel 203 is communicated with the inlet end of the fourth main flow channel 204, and the outlet end of the fifth main flow channel 205 is communicated with the cooling liquid outlet 102; in the working state of the high-power uniformly radiating water-cooled heat sink, the cooling liquid in the fourth main flow channel 204 flows into the fifth main flow channel 205.
the utility model discloses a high-power even radiating water-cooling radiator's in the embodiment coolant liquid runner 2 is at least including the sprue of five parallels, two adjacent sprue can carry out the heat exchange, can balance or equalize the temperature in the coolant liquid runner 2 like this, and according to the flow direction of coolant liquid, the great first sprue 201 of difference in temperature is adjacent with fourth sprue 204, the temperature in the balanced coolant liquid runner 2 that can be better like this, make temperature gradient little between the sprue of each parallel, can equalize the temperature of each position of the face of generating heat of device 5 through the temperature distribution in balanced or balanced coolant liquid runner 2, thereby avoid the face of generating heat to have the higher problem of local zone temperature.
Furthermore, the cooling liquid distribution device is provided with a plurality of groups of cooling liquid flow passages 2, and comprises a cooling liquid distribution flow passage 3 and a cooling liquid outlet flow passage 4; the cooling liquid separating flow channel 3 and the cooling liquid outlet flow channel 4 are arranged inside the heat conducting substrate 1, and the cooling liquid separating flow channel 3 and the cooling liquid outlet flow channel 4 are close to the electric appliance mounting surface of the heat conducting substrate 1; the cooling liquid separating flow channels 3 are communicated with the inlet ends of each group of cooling liquid flow channels 2; the cooling liquid outlet flow channels 4 are communicated with the outlet ends of each group of cooling liquid flow channels 2; the cooling liquid enters the cooling liquid separating flow channel 3 through the cooling liquid inlet 101, and the cooling liquid flows out of the cooling liquid outlet flow channel 4 through the cooling liquid outlet 102; and a plurality of electric appliance areas are arranged on the electric appliance mounting surface and used for mounting electric appliances, and the position of each group of cooling liquid flow channel 2 corresponds to the position of each electric appliance area.
The multiple groups of cooling liquid flow channels 2 can be understood as parallel cooling liquid flow channels 2, cooling liquid enters the cooling liquid separating flow channel 3 and then is divided into the multiple groups of cooling liquid flow channels 2, and cooling liquid to be discharged is collected and discharged through the cooling liquid outlet flow channel 4.
Referring to fig. 2, fig. 2 is the temperature distribution diagram of the high-power uniform heat dissipation water-cooling radiator under the working condition, the three heating devices 5 are arranged on the heat conducting substrate 1 shown in fig. 2, the color depth of the middle part in the diagram is closer to the representative temperature, and can be seen from fig. 2, the temperature distribution of the heating devices 5 on the water-cooling radiator is more balanced.
Further, along the flowing direction of the cooling liquid, the initial end of the cooling liquid separating flow channel 3 is communicated with the inlet end of the first group of cooling liquid flow channels 2; the tail end of the cooling liquid separating flow passage 3 is communicated with the inlet end of the last group of cooling liquid flow passages 2. The tail end of the cooling liquid separating flow channel 3 is communicated with the inlet ends of the group of cooling liquid flow channels 2, so that the cooling liquid can be prevented from remaining in the cooling liquid separating flow channel 3.
Further, along the flowing direction of the cooling liquid, the starting end of the cooling liquid outlet flow channel 4 is communicated with the outlet end of one group of the cooling liquid flow channels 2, so that the cooling liquid outlet flow channel 4 can be ensured not to remain the cooling liquid.
specifically, there are three sets of coolant flow channels 2.
Specifically, the heat conductive substrate 1 is an aluminum heat conductive substrate.
Example 2
the utility model also provides an electrical equipment, the high-power even radiating water-cooling radiator in above-mentioned embodiment.
the embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments. Even if various changes are made to the present invention, the changes are still within the scope of the present invention if they fall within the scope of the claims and their equivalents.
Claims (7)
1. A high-power water-cooling radiator with uniform heat dissipation is characterized by comprising a heat-conducting substrate and a cooling liquid flow channel; the cooling liquid flow channel is arranged in the heat conduction substrate and is close to the electrical appliance mounting surface of the heat conduction substrate; a cooling liquid inlet and a cooling liquid outlet are formed in the side face of the heat-conducting substrate;
the cooling liquid flow channel comprises a plurality of main flow channels; the plurality of main flow channels at least comprise a first main flow channel, a second main flow channel, a third main flow channel, a fourth main flow channel and a fifth main flow channel; the first main flow channel, the second main flow channel, the third main flow channel, the fourth main flow channel and the fifth main flow channel are arranged in parallel, the third main flow channel and the fourth main flow channel are arranged between the first main flow channel and the second main flow channel, the first main flow channel is adjacent to the fourth main flow channel, the second main flow channel is adjacent to the third main flow channel, and the third main flow channel is also adjacent to the fourth main flow channel; wherein adjacent means that the two main flow channels are close and can exchange heat;
The inlet end of the first main flow channel is communicated with the cooling liquid inlet, the outlet end of the first main flow channel is communicated with the inlet end of the second main flow channel, the outlet end of the second main flow channel is communicated with the inlet end of the third main flow channel, the outlet end of the third main flow channel is communicated with the inlet end of the fourth main flow channel, and the outlet end of the fifth main flow channel is communicated with the cooling liquid outlet;
And under the working state of the high-power uniform heat radiation water-cooled radiator, the cooling liquid in the fourth main flow passage flows into the fifth main flow passage.
2. The high-power uniform-heat-dissipation water-cooled heat sink as recited in claim 1, wherein the heat sink has a plurality of groups of cooling liquid flow channels, and comprises cooling liquid separating flow channels and cooling liquid separating flow channels; the cooling liquid separating flow channel and the cooling liquid outlet flow channel are arranged in the heat conducting substrate and are close to the electric appliance mounting surface of the heat conducting substrate; the cooling liquid separating flow passages are communicated with the inlet end of each group of cooling liquid flow passages; the cooling liquid outlet flow channels are communicated with the outlet ends of each group of cooling liquid flow channels; cooling liquid enters the cooling liquid separating flow channel through the cooling liquid inlet, and the cooling liquid flows out of the cooling liquid outlet flow channel through the cooling liquid outlet;
the electric appliance mounting surface is provided with a plurality of electric appliance areas, the electric appliance areas are used for mounting electric appliances, and the position of each group of cooling liquid flow channel corresponds to the position of each electric appliance area.
3. The high-power uniform-heat-dissipation water-cooled heat sink as recited in claim 2, wherein along the flowing direction of the cooling liquid, the initial ends of said cooling liquid dividing flow channels are communicated with the inlet ends of the first group of said cooling liquid flow channels; and the tail end of the cooling liquid separating flow channel is communicated with the inlet end of the last group of cooling liquid flow channels.
4. The high power uniform heat radiation water cooling heat sink as recited in claim 3, wherein along the flowing direction of the cooling liquid, the beginning of said cooling liquid outlet flow channel is connected with the outlet of one group of said cooling liquid flow channels.
5. The high power uniform heat dissipation water-cooled heat sink as recited in claim 1, wherein there are three sets of said coolant flow channels.
6. The high-power uniform heat-dissipation water-cooled heat sink as recited in claim 1, wherein said heat-conducting substrate is an aluminum heat-conducting substrate.
7. An electric appliance, characterized in that the electric appliance comprises the high-power uniform heat dissipation water-cooling heat sink as claimed in any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920173018.XU CN209787713U (en) | 2019-01-31 | 2019-01-31 | High-power uniform heat dissipation's water-cooled radiator and electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920173018.XU CN209787713U (en) | 2019-01-31 | 2019-01-31 | High-power uniform heat dissipation's water-cooled radiator and electrical equipment |
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| Publication Number | Publication Date |
|---|---|
| CN209787713U true CN209787713U (en) | 2019-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920173018.XU Active CN209787713U (en) | 2019-01-31 | 2019-01-31 | High-power uniform heat dissipation's water-cooled radiator and electrical equipment |
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| Country | Link |
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| CN (1) | CN209787713U (en) |
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- 2019-01-31 CN CN201920173018.XU patent/CN209787713U/en active Active
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