CN219628203U - Liquid cooling heat abstractor and vehicle controller of high-efficient heat dissipation - Google Patents
Liquid cooling heat abstractor and vehicle controller of high-efficient heat dissipation Download PDFInfo
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- CN219628203U CN219628203U CN202320302131.XU CN202320302131U CN219628203U CN 219628203 U CN219628203 U CN 219628203U CN 202320302131 U CN202320302131 U CN 202320302131U CN 219628203 U CN219628203 U CN 219628203U
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Abstract
The utility model belongs to the technical field of heat dissipation devices, and particularly relates to a liquid cooling heat dissipation device capable of efficiently dissipating heat, which comprises a device body which is matched with a vehicle-mounted heating component and is used for integrally mounting and connecting the device, and a liquid cooling heat dissipation assembly which is arranged in the device body and is used for accelerating the flow of cooling liquid and improving the overall heat dissipation efficiency of the device; the liquid cooling heat dissipation assembly is a spiral heat dissipation assembly or a Venturi heat dissipation assembly. According to the liquid cooling heat dissipation device capable of efficiently dissipating heat, a spiral heat dissipation assembly or a Venturi heat dissipation assembly is adopted to replace a fin column heat dissipation structure in the prior art, heat exchange of cooling liquid in different areas is effectively improved, heat exchange efficiency of the liquid cooling heat dissipation assembly is greatly improved, and therefore overall heat dissipation effect of the device is improved. The utility model also provides a vehicle-mounted controller applying the liquid cooling heat dissipation device, which can effectively improve the heat dissipation performance of the vehicle-mounted controller and meet the high-efficiency heat dissipation requirement of vehicle heating components.
Description
Technical Field
The utility model belongs to the technical field of heat dissipation devices, and particularly relates to a liquid cooling heat dissipation device capable of efficiently dissipating heat and a vehicle-mounted controller.
Background
With the development of the era, the automobile industry is developing rapidly, the power consumption of the controller is increasing as an important component for realizing the intelligent driving function of the vehicle, and the traditional passive heat dissipation technology is gradually unable to keep pace with the heat dissipation requirement of the vehicle-mounted electric equipment, so that the liquid cooling heat dissipation technology is widely applied to the vehicle-mounted controller, and the heat dissipation problem of the vehicle-mounted controller is solved.
At present, in a liquid cooling flow channel of a vehicle-mounted controller in the market, cooling liquid is generally blocked by adding a fin column structure, and is agitated to form a transitional flow, so that the aim of improving heat exchange efficiency is fulfilled; although the heat radiation performance of the vehicle-mounted controller can be improved to a certain extent by the mode, the design of the fin column structure is added in the liquid cooling flow channel, so that the cooling liquid is easy to form larger flow resistance, the heat exchange efficiency is limited, and the design of the fin column structure is easy to enable the liquid cooling flow channel to have a dead water area, so that the heat exchange efficiency of the cooling liquid is further limited.
Therefore, the design of the heat dissipation structure capable of effectively improving the heat exchange efficiency of the cooling liquid and having less dead water area has great significance and progress in optimizing the heat dissipation performance of the vehicle-mounted controller.
Disclosure of Invention
In order to solve the defects in the prior art, the utility model provides a liquid cooling heat dissipation device with high-efficiency heat dissipation, which adopts a spiral heat dissipation component or a Venturi heat dissipation component to replace a fin column heat dissipation structure in the prior art; the spiral heat dissipation assembly can rotate under the flowing impact of the cooling liquid, so that irregular turbulence is formed by the cooling liquid under the agitating action of the spiral structure, heat exchange among different cooling liquid flow layers is increased, the heat exchange efficiency of the liquid cooling heat dissipation assembly is greatly improved, and the overall heat dissipation effect of the device is further improved; the venturi heat dissipation assembly utilizes the Bernoulli principle in hydraulics, reduces the cross-sectional area of the flow channel through a venturi structure, so that the flow rate of the cooling liquid passing through the small-area flow channel part is increased, the purpose of rapid heat exchange of the cooling liquid is achieved under the condition of maintaining the constant pressure of the water pump, and the overall heat dissipation effect of the device is improved.
The utility model also provides a vehicle-mounted controller with the liquid cooling heat dissipation device, which can effectively improve the heat dissipation performance of the vehicle-mounted controller and meet the high-efficiency heat dissipation requirement of vehicle heating components.
The technical effects to be achieved by the utility model are realized by the following technical scheme:
the liquid cooling heat dissipation device with high-efficiency heat dissipation comprises a device body, wherein the device body is matched with a vehicle-mounted heating component and is used for integrally mounting and connecting the device; the liquid cooling radiating component is arranged in the device body and used for accelerating the flow of cooling liquid and improving the overall radiating efficiency of the device; the liquid cooling heat dissipation assembly is a spiral heat dissipation assembly or a Venturi heat dissipation assembly.
As one preferable scheme, the device body comprises a device bottom shell which is matched with the vehicle-mounted heating component and is used for mounting and connecting the whole device with the vehicle-mounted heating component, a liquid cooling runner cavity which is arranged on the device bottom shell and is used for flowing cooling liquid, and a device upper cover which is matched with the liquid cooling runner cavity and is arranged on the device bottom shell.
As one preferable scheme, the liquid cooling runner cavity comprises a runner cavity body, a liquid inlet which is arranged at one end of the runner cavity body and used for allowing cooling liquid to enter, and a liquid outlet which is arranged at the other end of the runner cavity body and used for allowing cooling liquid to be discharged.
As one preferable scheme, the flow channel cavity body is a Y-shaped flow channel cavity body, a C-shaped flow channel cavity body or a -shaped flow channel cavity body.
As one preferable scheme, the liquid cooling heat dissipation assembly is a spiral heat dissipation assembly and comprises a first spiral heat dissipation assembly adjacent to a liquid inlet of the liquid cooling flow channel cavity and a second spiral heat dissipation assembly adjacent to a liquid outlet of the liquid cooling flow channel cavity.
As one preferable scheme, the first spiral heat dissipation component and the second spiral heat dissipation component comprise a first component mounting seat and a second component mounting seat which are arranged in the liquid cooling flow channel cavity, a component mounting rod which is arranged between the first component mounting seat and the second component mounting seat, and at least two propeller units which are arranged on the component mounting rod and can freely rotate around the component mounting rod.
As one preferable scheme, the propeller unit comprises a unit installation shaft sleeve rotatably arranged on the assembly installation rod, and at least two paddles uniformly arranged along the periphery of the unit installation shaft sleeve.
As one preferable scheme, the liquid cooling heat dissipation assembly is a Venturi heat dissipation assembly and comprises at least two Venturi heat dissipation units which are sequentially arranged along the flowing direction of the cooling liquid.
As one preferable scheme, the Venturi radiating unit comprises a radiating unit block and a turbulent flow channel structure which is arranged on the radiating unit block and has wide two ends and narrow middle part.
The vehicle-mounted controller capable of efficiently radiating heat comprises a PCB control main board for controlling the whole operation of the controller, a liquid cooling heat radiating device which is arranged corresponding to the PCB control main board and is described above, and a controller bottom cover which is matched with the liquid cooling heat radiating device.
In summary, the present utility model has at least the following advantages:
1. according to the liquid cooling heat dissipation device capable of efficiently dissipating heat, a spiral heat dissipation assembly or a Venturi heat dissipation assembly is adopted to replace a fin column heat dissipation structure in the prior art, heat exchange of cooling liquid in different areas is effectively improved, heat exchange efficiency of the liquid cooling heat dissipation assembly is greatly improved, and therefore overall heat dissipation effect of the device is improved.
2. The vehicle-mounted controller capable of efficiently radiating heat is formed by combining the liquid cooling heat radiating device, the PCB control main board and the controller bottom cover, so that the heat radiating performance of the vehicle-mounted controller can be effectively improved, and the efficient heat radiating requirement of a vehicle heating component is met.
Drawings
FIG. 1 is an exploded schematic view of a liquid-cooled heat sink with efficient heat dissipation in an embodiment of the present utility model;
FIG. 2 is a schematic diagram of an assembly structure of a bottom shell, a liquid cooling channel cavity and a liquid cooling heat dissipation assembly (spiral heat dissipation assembly) in an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a first spiral heat dissipation module and a second spiral heat dissipation module according to an embodiment of the present utility model;
FIG. 4 is a schematic diagram of an assembly structure of a bottom shell, a liquid cooling flow channel cavity and a liquid cooling heat dissipation assembly (Venturi heat dissipation assembly) in an embodiment of the present utility model;
FIG. 5 is a schematic view of the structure of a Venturi heat dissipating unit according to an embodiment of the present utility model;
fig. 6 is an exploded schematic view of a vehicle controller structure with efficient heat dissipation in an embodiment of the present utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The described embodiments are some, but not all, embodiments of the utility model.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Example 1:
referring to fig. 1, a liquid cooling heat dissipation device 10 with efficient heat dissipation in the present embodiment includes a device body 100 adapted to a vehicle-mounted heat generating component and configured for being integrally installed and connected with the device, and a liquid cooling heat dissipation assembly 200 disposed in the device body 100 and configured to accelerate flow of cooling liquid and improve overall heat dissipation efficiency of the device.
Further, the device body 100 includes a device bottom case 110 adapted to the vehicle-mounted heat generating component for mounting and connecting the device with the vehicle-mounted heat generating component, a liquid cooling flow channel cavity 120 provided on the device bottom case 110 for flowing a cooling liquid, and a device top cover 130 adapted to the liquid cooling flow channel cavity 120 and provided on the device bottom case 110; preferably, the device bottom shell 110 is of a hollow structure design, so that the device is convenient to install and connect with the vehicle-mounted heating component, the integral size of the device after being combined with the vehicle-mounted heating component is reduced, and the contact area between the liquid cooling runner cavity 120 on the device bottom shell 110 and the vehicle-mounted heating component can be effectively increased, so that the heat dissipation efficiency of the vehicle-mounted heating component is further improved.
Referring to fig. 2, the liquid cooling runner cavity 120 includes a runner cavity body 121 for flowing cooling liquid to realize liquid cooling heat dissipation of a vehicle-mounted heating component, a liquid inlet 122 disposed on one end of the runner cavity body 121 for allowing cooling liquid to enter, and a liquid outlet 123 disposed on the other end of the runner cavity body 121 for allowing cooling liquid to drain. The liquid inlet 122 and the liquid outlet 123 are respectively connected with the cooling liquid storage device to form a circulating liquid cooling system, when cooling liquid enters the runner cavity body 121 from the cooling liquid storage device through the liquid inlet 122, the cooling liquid contacts with the vehicle-mounted heating component through the runner cavity body 121, and heat on the vehicle-mounted heating component can be taken away through energy exchange, so that the heat dissipation effect is achieved; after absorbing heat, the cooling liquid continuously flows back into the cooling liquid storage device through the liquid outlet 123, and can be continuously and circularly input into the runner cavity body 121 as long as the cooling liquid is processed by temperature adjustment and the like of the cooling liquid storage device, so that the next-round liquid cooling heat dissipation of the vehicle-mounted heating component is realized. Preferably, the runner cavity body 121 is a Y-shaped runner cavity body, a C-shaped runner cavity body or a -shaped runner cavity body, so that the liquid inlet 122 and the liquid outlet 123 are formed on the same side of the runner cavity body 121, and the length of the infusion pipeline outside the runner cavity body 121 is reduced, so that the cooling liquid can quickly flow back into the cooling liquid storage device, the next-round liquid cooling heat dissipation of the vehicle-mounted heating component is realized, and the overall liquid cooling heat dissipation efficiency of the device is further effectively improved.
Referring to fig. 2, the liquid cooling heat dissipation assembly 200 is a spiral heat dissipation assembly, and specifically includes a first spiral heat dissipation assembly 210 adjacent to the liquid inlet 122 of the liquid cooling channel cavity 120, and a second spiral heat dissipation assembly 220 adjacent to the liquid outlet 123 of the liquid cooling channel cavity 120. Referring to fig. 3, the first spiral heat dissipation module 210 and the second spiral heat dissipation module 220 each include a first module mounting seat 201 and a second module mounting seat 202 disposed in the liquid cooling channel cavity 120, a module mounting rod 203 disposed between the first module mounting seat 201 and the second module mounting seat 202, and at least two propeller units 204 disposed on the module mounting rod 203 and capable of freely rotating around the module mounting rod 203; preferably, the propeller unit 204 includes a unit mounting boss 2041 rotatably provided on the assembly mounting rod 203, and at least two blades 2042 uniformly provided along the outer circumference of the unit mounting boss 2041. When the cooling fluid flows through the first spiral heat dissipation assembly 210 and the second spiral heat dissipation assembly 220, the plurality of propeller units 204 rotatably disposed on the assembly mounting rod 203 can rotate irregularly under the impact of the cooling fluid flow, so that the cooling fluid is accelerated to form irregular turbulence under the agitating action of different blades 2042, heat exchange between different cooling fluid layers is increased, and heat exchange efficiency of the assembly and the overall liquid cooling heat dissipation effect of the device are greatly improved.
Example 2:
referring to fig. 1, the liquid cooling heat dissipation device 10 with efficient heat dissipation in the present embodiment is the same as that in embodiment 1, and includes a device body 100 adapted to a vehicle-mounted heat generating component for integral installation and connection of the device, and a liquid cooling heat dissipation assembly 200 disposed in the device body 100 for accelerating the flow of cooling liquid and improving the overall heat dissipation efficiency of the device. The main differences are that:
referring to fig. 4, the liquid cooling heat dissipation assembly 200 in the present embodiment is a venturi heat dissipation assembly, and the specific structure thereof includes at least two venturi heat dissipation units 200' sequentially arranged along the flowing direction of the cooling liquid; referring to fig. 5, the venturi heat dissipation unit 200' includes a heat dissipation unit block 200a, and a turbulent flow channel structure 200b with wide ends and narrow middle part, which is disposed on the heat dissipation unit block 200 a. According to Bernoulli's principle in hydraulics, when water flows through a region with a smaller channel section, the flow velocity is increased, so that the cross section area of the flow channel is reduced through a Venturi structure in the embodiment, the flow velocity of cooling liquid passing through a small-area flow channel part is increased, the purpose of rapid heat exchange of the cooling liquid is achieved under the condition that the supply pressure of a water pump is kept unchanged, and the overall heat dissipation effect of the device is further improved; and a plurality of venturi heat dissipation units 200' are sequentially arranged along the flowing direction of the cooling liquid, so that the flow speed of the cooling liquid can be continuously changed, and the formation of turbulent flow is accelerated and aggravated, thereby further effectively improving the heat exchange efficiency of the assembly and the overall liquid cooling heat dissipation effect of the device.
Example 3:
referring to fig. 6, the vehicle-mounted controller with efficient heat dissipation in this embodiment includes a PCB control motherboard 20 for controlling the overall operation of the controller, a liquid cooling device 10 as described in embodiment 1 or 2 and a controller bottom cover 30 adapted to the liquid cooling device 20, which are disposed corresponding to the PCB control motherboard 20. When the vehicle-mounted controller operates, the PCB control main board 20 is the most main heating component, so that the liquid cooling heat dissipation device 10 is correspondingly arranged, the heat of the PCB control main board 20 can be effectively reduced, and the overall heat dissipation performance of the vehicle-mounted controller is improved.
According to the technical scheme of the embodiment, the liquid cooling heat dissipation device with high heat dissipation efficiency is provided, a spiral heat dissipation assembly or a Venturi heat dissipation assembly is adopted to replace a fin column heat dissipation structure in the prior art, heat exchange of cooling liquid in different areas is effectively improved, heat exchange efficiency of the liquid cooling heat dissipation assembly is greatly improved, and therefore overall heat dissipation effect of the device is improved. The utility model also provides a vehicle-mounted controller, which is formed by combining the liquid cooling heat dissipation device, the PCB control main board and the controller bottom cover, so that the heat dissipation performance of the vehicle-mounted controller can be effectively improved, and the high-efficiency heat dissipation requirement of a vehicle heating component is met.
In the description of the present utility model, it should be understood that the terms "orientation" or "positional relationship" are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and to simplify the description, rather than to indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the utility model.
In the present utility model, unless expressly stated or limited otherwise, a first feature may include first and second features directly contacting each other, either above or below a second feature, or through additional features contacting each other, rather than directly contacting each other. Moreover, the first feature being above, over, and on the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being below, beneath, and beneath the second feature includes the first feature being directly below and obliquely below the second feature, or simply indicates that the first feature is less level than the second feature.
While the utility model has been described in conjunction with the specific embodiments above, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, all such alternatives, modifications, and variations are included within the spirit and scope of the following claims.
Claims (10)
1. The utility model provides a liquid cooling heat abstractor of high-efficient heat dissipation which characterized in that includes:
the device body is matched with the vehicle-mounted heating component and is used for integrally mounting and connecting the device;
the liquid cooling radiating component is arranged in the device body and used for accelerating the flow of cooling liquid and improving the overall radiating efficiency of the device;
the liquid cooling heat dissipation assembly is a spiral heat dissipation assembly or a Venturi heat dissipation assembly.
2. The liquid cooling heat dissipating device of claim 1 wherein the device body comprises a device bottom shell adapted to the vehicle-mounted heat generating component for mounting and connecting the device as a whole to the vehicle-mounted heat generating component, a liquid cooling flow channel cavity provided on the device bottom shell for flow of a cooling liquid, and a device top cover adapted to the liquid cooling flow channel cavity and provided on the device bottom shell.
3. The liquid cooling heat sink as claimed in claim 2, wherein the liquid cooling flow channel cavity comprises a flow channel cavity body, a liquid inlet arranged at one end of the flow channel cavity body for the entry of cooling liquid, and a liquid outlet arranged at the other end of the flow channel cavity body for the discharge of cooling liquid.
4. The liquid cooling heat sink according to claim 3, wherein the flow channel cavity body is a Y-shaped flow channel cavity body, a C-shaped flow channel cavity body or a -shaped flow channel cavity body.
5. The liquid cooling heat sink of claim 1 wherein the liquid cooling heat sink assembly is a spiral heat sink assembly comprising a first spiral heat sink assembly adjacent the liquid inlet of the liquid cooling flow channel cavity and a second spiral heat sink assembly adjacent the liquid outlet of the liquid cooling flow channel cavity.
6. The liquid cooling heat sink of claim 5 wherein the first and second spiral heat dissipation assemblies each comprise a first assembly mount and a second assembly mount disposed within the liquid cooling channel cavity, an assembly mounting bar mounted between the first and second assembly mounts, and at least two propeller units disposed on the assembly mounting bar and rotatable about the assembly mounting bar.
7. The liquid cooling heat sink as claimed in claim 6, wherein the propeller unit includes a unit installation shaft sleeve rotatably provided on the assembly installation shaft, and at least two blades uniformly provided along an outer circumference of the unit installation shaft sleeve.
8. The liquid cooling heat sink of claim 1 wherein the liquid cooling heat sink assembly is a venturi heat sink assembly comprising at least two venturi heat sink units disposed in sequence along a direction of flow of the cooling fluid.
9. The liquid cooling heat sink of claim 8 wherein the venturi heat sink unit comprises a heat sink unit block and a turbulent flow path structure with wide ends and narrow middle part and arranged on the heat sink unit block.
10. The vehicle-mounted controller with high-efficiency heat dissipation is characterized by comprising a PCB control main board, a liquid cooling heat dissipation device as set forth in any one of claims 1-9 and a controller bottom cover matched with the liquid cooling heat dissipation device, wherein the liquid cooling heat dissipation device is arranged corresponding to the PCB control main board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320302131.XU CN219628203U (en) | 2023-02-23 | 2023-02-23 | Liquid cooling heat abstractor and vehicle controller of high-efficient heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320302131.XU CN219628203U (en) | 2023-02-23 | 2023-02-23 | Liquid cooling heat abstractor and vehicle controller of high-efficient heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219628203U true CN219628203U (en) | 2023-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320302131.XU Active CN219628203U (en) | 2023-02-23 | 2023-02-23 | Liquid cooling heat abstractor and vehicle controller of high-efficient heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219628203U (en) |
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- 2023-02-23 CN CN202320302131.XU patent/CN219628203U/en active Active
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