CN217985799U - Liquid cooling radiating assembly of high-voltage large-current charging module based on SIC - Google Patents

Abstract

The utility model discloses a liquid cooling radiating component of a high-voltage large-current charging module based on SIC, wherein the liquid cooling radiating component of a 1500V high-voltage large-current charging module based on SIC comprises a charging module, a fixing box is clamped on the outer surface of the charging module, and a threading hole is arranged on the side surface of the fixing box; the clinging device is fixedly connected with the bottom of the fixing box, and a groove is formed in the upper surface of the clinging device; the liquid cooling circulation assembly is fixed at the top of the fixed box and is attached to the clinging device; the refrigeration chamber, the refrigeration chamber with liquid cooling circulation subassembly is linked together. Through the structure, the close-fitting device and the liquid cooling circulation assembly form half-covering type heat dissipation on the charging module, so that the heat dissipation is fast, and the charging efficiency is fast.

Description

Liquid cooling radiating assembly of high-voltage large-current charging module based on SIC

Technical Field

The utility model relates to a liquid cooling heat dissipation technical field, in particular to liquid cooling radiator unit.

Background

The new national standard DC charging port with rated voltage not exceeding 1500V DC has rated values increased by 10A, 16A, 25A, 32A and 50A, can be used for DC charging piles with smaller power, and can enrich the application scenes of DC charging. The charging module in the charging port can support large current to pass through, so that the internal heat of the charging module is high.

The applicant is applying the utility model discloses the time, through the retrieval, discover that chinese patent discloses "radiator unit in liquid cold source", its application number is "202021258201.9", this patent scheme is through letting in high temperature liquid from water inlet department, and high temperature liquid flows along the cooling tube, and on the problem of high temperature liquid transmitted the heating panel along the cooling tube in the flow process, accelerated thermal scattering and disappearing through the heating panel. However, the following problems still exist: the liquid cooling device and the heat dissipation object have a large gap, and air is adopted for heat dissipation, so that the heat dissipation efficiency is influenced, and the efficiency is lower.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an at least solve one of the technical problem who exists among the prior art, provide the liquid cooling radiator unit based on SIC's high pressure heavy current module of charging, to the heat dissipation that the module of charging formed half overlay type to it is quick to make its heat dissipation, makes its efficiency of charging very fast.

The utility model discloses still provide the liquid cooling radiator unit who has above-mentioned high pressure heavy current module of charging based on SIC, include: the outer surface of the charging module is clamped with a fixing box, and a threading hole is formed in the side surface of the fixing box; the clinging device is fixedly connected with the bottom of the fixing box, and a groove is formed in the upper surface of the clinging device; the liquid cooling circulation assembly is fixed at the top of the fixed box and is attached to the clinging device; the refrigeration chamber, the refrigeration chamber with liquid cooling circulation subassembly is linked together. Through hug closely device and liquid cooling circulation subassembly, form half covering's heat dissipation to the module that charges to make its heat dissipation quick, make its efficiency of charging relatively fast.

According to the utility model discloses an aspect provides the liquid cooling radiator unit of the module that charges of high pressure heavy current based on SIC, the module that charges has the carborundum material to make, the module that charges conducts 1500V high pressure heavy current. The silicon carbide material has high internal heat dissipation efficiency.

According to the utility model discloses an aspect provides the liquid cooling radiator unit of the module that charges of high pressure heavy current based on SIC, hug closely the device including hugging closely the chamber, the both ends difference fixedly connected with inlet tube and the outlet pipe of hugging closely the chamber. The coating effect is formed by the closely-attached cavity and the parts such as the resistor, the capacitor and the like on the charging module, so that heat is directly dissipated, and the heat is rapidly eliminated.

According to the utility model discloses an aspect provides the liquid cooling radiator unit of the module that charges of high pressure heavy current based on SIC, liquid cooling circulation subassembly includes the circulating pipe, the circulating pipe is the S-shaped, the side surface fixedly connected with laminating piece of circulating pipe, the circulating pipe is kept away from it has cup jointed the back flow to hug closely device one end, is connected with the chip of the module that charges through laminating piece, and can keep away from the solder joint, can not cause the short circuit, can make the heat transmit.

According to the utility model discloses an aspect provides the liquid cooling radiator unit of the high pressure heavy current module of charging based on SIC, the refrigeration chamber includes the cavity, the inside fixedly connected with refrigeration piece of cavity, the surface of refrigeration piece sets up a plurality of circulation holes. The liquid after heat absorption is cooled again, thereby entering into circulation.

According to the utility model discloses an aspect provides the liquid cooling radiator unit based on SIC's high pressure heavy current module of charging, the lower extreme of laminating piece with the surface laminating of the module of charging, the back flow with the refrigeration chamber is linked together. The liquid can absorb heat conveniently, and heat dissipation circulation is facilitated.

According to the utility model discloses an aspect provides the liquid cooling radiator unit based on SIC's high pressure heavy current module of charging, the inlet tube is kept away from hug closely the one end in chamber with the refrigeration chamber is linked together, the outlet pipe is kept away from hug closely the one end in chamber with liquid cooling circulation subassembly is linked together. The circulation of the cooling liquid is conveniently formed for circulating cooling.

According to the utility model discloses an aspect provides the liquid cooling radiator unit of the high pressure heavy current module of charging based on SIC, hug closely the chamber and form by the cladding of heat conduction silica gel piece. Thereby be convenient for extrude and carry out cladding heat dissipation to the electrical parts on surface.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is an overall structure diagram of a liquid cooling heat dissipation assembly of a 1500V high-voltage large-current charging module based on SIC of the present invention;

fig. 2 is a structural diagram of a liquid cooling heat dissipation assembly of a 1500V high-voltage large-current charging module based on SIC of the present invention;

fig. 3 is a liquid cooling circulation component structure diagram of a liquid cooling heat dissipation component of a 1500V high voltage large current charging module based on SIC of the present invention;

figure 4 is the utility model discloses 1500V high pressure heavy current charging module's based on SIC liquid cooling radiator unit's refrigeration chamber structure chart.

Illustration of the drawings:

1. a charging module; 2. a fixing box; 3. threading holes; 4. a clinging device; 5. a groove; 6. a liquid cooling circulation assembly; 7. a refrigeration cavity;

41. clinging to the cavity; 42. a water inlet pipe; 43. a water outlet pipe;

61. a circulation pipe; 62. a bonding sheet; 63. a return pipe;

71. a chamber; 72. a refrigeration plate; 73. and (4) a flow hole.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

Referring to fig. 1-4, the embodiment of the utility model provides a liquid cooling radiator unit of high pressure heavy current module of charging based on SIC, it includes: charging module 1, carry out quick charging to electric automobile, charging module 1's surface joint has fixed box 2, the position of the fixed module of charging, the side surface of fixed box 2 is provided with through wires hole 3, make things convenient for the interlude of pipeline, hug closely device 4 is the soft body, the inflation after the convenient topping up, laminate with the module of charging, hug closely device 4 fixed connection and fixed box 2's bottom, the upper surface of hugging closely device 4 is provided with recess 5, recess 5 and the component looks adaptation on the charging module 1, liquid cooling circulation subassembly 6 is fixed in fixed box 2's top, and liquid cooling circulation subassembly 6 laminates with hug closely device 4 mutually, make inside coolant liquid circulate, refrigeration chamber 7 is linked together with circulation subassembly 6, thereby make inside liquid carry out the rapid cooling circulation.

By providing the above components, it is possible to form a semi-covering cooling with the charging module 1 by the expansion effect of the clinging device 4, making its heat exchange faster.

The charging module 1 is made of silicon carbide materials, the heat dissipation efficiency is high, and the charging module 1 conducts 1500V high-voltage large current, so that the charging efficiency is high.

Hug closely device 4 including hugging closely chamber 41, laminate with the component, the both ends difference fixedly connected with inlet tube 42 and outlet pipe 43 of hugging closely chamber 41, the import department of inlet tube 42 is provided with the pump, conveniently carry out the circulation of water, the one end of hugging closely chamber 41 is kept away from to inlet tube 42 is linked together with refrigeration chamber 7, the one end of hugging closely chamber 41 is kept away from to outlet pipe 43 is linked together with liquid cooling circulation subassembly 6, form the passageway of connection, realize the circulation, hug closely chamber 41 and form by the cladding of heat conduction silica gel piece, the texture is soft, and high temperature resistant, can realize the radiating function of cladding.

The liquid cooling circulation assembly 6 comprises a circulation pipe 61, the circulation pipe 61 is S-shaped, the contact area and the heat exchange time are increased, an attaching piece 62 is fixedly connected to the side surface of the circulation pipe 61, the lower end of the attaching piece 62 is attached to the surface of the charging module 1 to exchange heat, a backflow pipe 63 is sleeved at one end, far away from the clinging device 4, of the circulation pipe 61, the backflow pipe 63 is communicated with the refrigerating cavity 7 to form a loop, and the circulation of liquid cooling is completed.

The refrigeration chamber 7 comprises a chamber 71, a refrigeration sheet 72 is fixedly connected inside the chamber 71, liquid after heat exchange is cooled, and a plurality of circulation holes 73 are formed in the surface of the refrigeration sheet 72, so that liquid can flow conveniently.

The working principle is as follows: when the electric charger is used, cooling liquid is conveyed into the clinging cavity 41 from the inside of the cavity 71 through a pump, the clinging cavity 41 is filled up due to the inflow of the liquid, the groove 5 covers the elements on the charging module 1 to form a heat dissipation structure, the liquid flowing out of the clinging cavity 41 flows into the circulating pipe 61, exchanges heat with the charging module 1 through the attaching piece 62, finally flows back into the refrigerating cavity 7, and is cooled through the refrigerating piece 72 and then circulates again.

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, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (8)

1. Liquid cooling radiator unit of module charges to high pressure heavy current based on SIC, its characterized in that includes:

the charging device comprises a charging module (1), wherein a fixing box (2) is clamped on the outer surface of the charging module (1), and a threading hole (3) is formed in the side surface of the fixing box (2);

the clinging device (4) is fixedly connected with the bottom of the fixing box (2), and a groove (5) is formed in the upper surface of the clinging device (4);

the liquid cooling circulation assembly (6), the liquid cooling circulation assembly (6) is fixed at the top of the fixed box (2), and the liquid cooling circulation assembly (6) is attached to the clinging device (4);

refrigeration chamber (7), refrigeration chamber (7) with liquid cooling circulation subassembly (6) are linked together.

2. The liquid-cooled heat sink assembly of a SIC-based high voltage high current charging module of claim 1 wherein the charging module (1) is made of silicon carbide material, the charging module (1) conducting high current at 1500V high voltage.

3. The liquid-cooled heat dissipation assembly of the SIC-based high-voltage large-current charging module of claim 1, wherein the close-fitting device (4) comprises a close-fitting cavity (41), and both ends of the close-fitting cavity (41) are fixedly connected with a water inlet pipe (42) and a water outlet pipe (43) respectively.

4. The liquid cooling heat dissipation assembly of the SIC-based high-voltage large-current charging module, according to claim 1, wherein the liquid cooling circulation assembly (6) comprises a circulation pipe (61), the circulation pipe (61) is S-shaped, an attachment sheet (62) is fixedly connected to the side surface of the circulation pipe (61), and a return pipe (63) is sleeved at one end of the circulation pipe (61) far away from the clinging device (4).

5. The liquid-cooled heat dissipation assembly of the SIC-based high-voltage large-current charging module of claim 1, wherein the refrigeration cavity (7) comprises a chamber (71), a refrigeration sheet (72) is fixedly connected inside the chamber (71), and a plurality of circulation holes (73) are formed in the surface of the refrigeration sheet (72).

6. The SIC based high voltage high current charging module liquid cooled heat sink assembly of claim 4, wherein the lower end of the adhesive sheet (62) is adhered to the surface of the charging module (1), and the return pipe (63) is in communication with the refrigerating chamber (7).

7. The liquid-cooled heat dissipation assembly of the SIC-based high-voltage large-current charging module, according to claim 3, wherein one end of the water inlet pipe (42) far away from the close-fitting cavity (41) is communicated with the refrigerating cavity (7), and one end of the water outlet pipe (43) far away from the close-fitting cavity (41) is communicated with the liquid-cooled circulation assembly (6).

8. The SIC based high voltage high current charging module liquid cooled heat sink assembly of claim 3, wherein the cling cavity (41) is wrapped with a thermally conductive silicone sheet.

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