CN-224218712-U - Butt-buckling liquid cooling radiator

Abstract

The utility model provides a butt-buckling liquid cooling radiator which is used for radiating a power device and comprises a fixing clamp, a water pipe for liquid circulation and a detachable butt-buckling body, wherein the water pipe is partially contained in the butt-buckling body, the side surface of the butt-buckling body is used for attaching the power device for radiating, and two ends of the fixing clamp are respectively elastically pressed against the power device to clamp the butt-buckling body and the power device. Compared with the prior art, the opposite-buckling type liquid cooling radiator provided by the utility model has the advantages that the opposite-buckling body is arranged into the detachable structure so as to be convenient to disassemble and assemble, and the water pipe part is accommodated in the opposite-buckling body so as to enable cooling liquid to circulate from the inside of the opposite-buckling body, so that the side surface of the opposite-buckling body can be used for attaching a power device to dissipate heat, and the fixing clip is arranged to clamp the power device on the side surface of the opposite-buckling body and enable the opposite-buckling body to be tightly contacted with the water pipe so as to ensure good heat dissipation.

Inventors

• WANG JIANTING
• LIU JINJIE
• YANG JUNFENG
• PENG BO
• ZHANG ZHENWEI

Assignees

• 深圳市联明电源股份有限公司

Dates

Publication Date

20260508

Application Date

20250519

Claims (8)

1. 1. The opposite buckling type liquid cooling radiator is used for radiating a power device and is characterized by comprising a fixing clamp, a water pipe for liquid circulation and a detachable opposite buckling body, wherein the water pipe is partially contained in the opposite buckling body, the side surface of the opposite buckling body is used for enabling the power device to be attached for radiating, and two ends of the fixing clamp are respectively elastically pressed against the power device to clamp the opposite buckling body and the power device.
2. 2. The pair of snap-in liquid-cooled heat sinks of claim 1, wherein the pair of snap-in bodies comprises two sub-bodies, wherein the two sub-bodies can be butted and spliced with each other.
3. 3. The counter-lock liquid cooled heat sink as recited in claim 2 wherein said sub-bodies include a locating protrusion and a locating recess, the locating protrusion on one sub-body being adapted to interface with the locating recess on the other sub-body to mate with each other.
4. 4. A pair of liquid-cooled heat sinks according to claim 3, wherein the length of the end face of the positioning protrusion protruding out is 0.2-0.3 times the width of the pair of buckles.
5. 5. A pair of snap-in liquid cooled heat sink as recited in claim 3 wherein the sub-body further comprises a receiving groove disposed between the positioning protrusion and the positioning recess, the receiving grooves on the two sub-bodies being split into a cavity for partially receiving the water pipe.
6. 6. The counter-buckling liquid-cooled radiator of claim 5, wherein a thermally conductive layer is further disposed between the receiving tank and the water pipe.
7. 7. The opposite-buckling liquid-cooled radiator as claimed in claim 1, wherein the fixing clip has clamping sections at both ends, the middle parts of the two clamping sections are close to each other, and the ends of the two clamping sections are far away from each other.
8. 8. The counter-buckling liquid-cooled radiator as recited in claim 7 wherein the facing surfaces of the two clamping sections are further provided with a buffer pad.

Description

Butt-buckling liquid cooling radiator Technical Field The utility model relates to the technical field of liquid cooling radiators, in particular to a butt-buckling liquid cooling radiator. Background Liquid-cooled heat sinks utilize the high specific heat capacity characteristics of liquids to efficiently conduct and dissipate heat via flowing liquids. And power devices refer to semiconductor devices having the capability of handling high voltages and high currents, which are widely used in electronic devices to achieve conversion and control of electrical energy. The power device mainly includes a diode, a thyristor, a MOSFET (metal oxide semiconductor field effect transistor), an IGBT (insulated gate bipolar transistor), and the like. Generally, the overall shape of a power device is sheet-like to facilitate installation in an electronic device. The prior liquid cooling radiator is mostly provided with a planar liquid cooling plate or a die-casting metal shell, a liquid circulation channel is formed in the liquid cooling plate or the die-casting metal shell, the two liquid cooling plates or the two die-casting metal shells are welded together in a position opposite to each other, and a power device needing heat dissipation is tightly pressed between the two flat cooling plates or the two die-casting metal shells through an insulating heat conducting material. The heat generated by the power device is sequentially transferred to the insulated heat conducting material, the liquid cooling plate or the die-casting metal shell, the internal liquid channel and the flowing liquid, and finally the heat is guided out of the power device along with the flowing liquid. However, the liquid cooling radiator with a planar liquid cooling plate or a die-casting metal shell is often fixedly arranged on the power device and is of an integrated structure, and when part of the structure has a problem and needs maintenance or replacement, the assembly and disassembly are inconvenient. The above disadvantages need to be solved. Disclosure of utility model In order to overcome the defects of the prior art, the utility model provides the opposite-buckling liquid cooling radiator which is convenient to assemble and disassemble and convenient to check and replace parts while ensuring good heat dissipation function. The opposite-buckling type liquid cooling radiator is used for radiating a power device and comprises a fixing clamp, a water pipe for liquid circulation and a detachable opposite-buckling body, wherein the water pipe is partially contained in the opposite-buckling body, the side surface of the opposite-buckling body is used for enabling the power device to be attached for radiating, and two ends of the fixing clamp are respectively pressed against the power device in an elastic mode to clamp the opposite-buckling body and the power device. Compared with the prior art, the opposite-buckling type liquid cooling radiator provided by the utility model has the advantages that the opposite-buckling body is arranged into the detachable structure so as to be convenient to disassemble and assemble, the water pipe part is contained in the opposite-buckling body so as to enable cooling liquid to circulate from the inside of the opposite-buckling body, so that the side surface of the opposite-buckling body can be used for attaching a power device to dissipate heat, the power device is clamped on the side surface of the opposite-buckling body by the fixing clamp so as to ensure good heat dissipation, and meanwhile, the opposite-buckling body can be further clamped by the fixing clamp, so that the opposite-buckling body is tightly contacted with the water pipe, and meanwhile, the opposite-buckling type liquid cooling radiator provided by the utility model does not need complex operation tools during disassembly and assembly, and is convenient to check and replace parts. Specifically, the pair of buckles comprise two sub-bodies, and the two sub-bodies can be mutually butted and spliced. Specifically, the sub-bodies comprise positioning protrusions and positioning depressions, and the positioning protrusions on one sub-body can be butted with the positioning depressions on the other sub-body to mutually splice. The setting is convenient for the two sub-bodies to be positioned and spliced, and the two sub-bodies are mutually limited, so that the relative movement of the two sub-bodies is avoided, and the reliability of use is improved. Specifically, the length of the end face of the positioning protrusion protruding out of the buckle body is 0.2-0.3 times of the width of the buckle body. By the arrangement, the mechanical strength of the device can be ensured, and meanwhile, the reliability of butt joint can be further ensured. Specifically, the sub-body still includes the holding tank, the holding tank set up in between the location arch with the location is sunken, two holding tank amalgamation on the sub-body becomes the cavity tha