# US 12,114,463 B2 · Electric cabinet with heat dissipation system

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- Number: US 12,114,463 B2
- Document ID: US12114463B2
- Status: Granted
- Kind: B2
- Application number: 17/966,738
- Filed: 2022-10-14
- Published: 2023-06-08
- Granted: 2024-10-08
- Earliest claimed: 2021-12-03
- Assignees: Hangzhou Fullsemi Semiconductor Co., Ltd.
- Applicants: Hangzhou Fullsemi Semiconductor Co., Ltd.
- Inventors: Jingyang He
- Web page: https://patentgrep.com/patent/US12114463B2

## CPC

- H05K 7/20172: {Fan mounting or fan specifications}
- H05K 7/20563: {within sub-racks for removing heat from electronic boards}
- H05K 7/20263: {Heat dissipaters releasing heat from coolant}
- H05K 7/20272: {Accessories for moving fluid, for expanding fluid, for connecting fluid conduits, for distributing fluid, for removing gas or for preventing leakage, e.g. pumps, tanks or manifolds}
- H05K 7/20645: {within cabinets for removing heat from sub-racks}
- H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS

## Abstract

An electric cabinet with a heat dissipation system is provided. The electric cabinet includes an body and a plurality of electric boards amounted in rows and arranged vertically in the body. The heat dissipation system includes: an air inlet and an air outlet respectively located on a lower surface and a higher surface of the body; a fan having fan blades arranged horizontally amounted between two of the electric boards for guiding the air to flow from the air inlet to the air outlet; and a plurality of air-cooling devices, each is amounted on sides of the body and designated with cooling one of the electric boards, wherein at least one of the air-cooling devices is amounted to be higher than the horizontal blades of the fan.

## Claims

### Claim 1

An electric cabinet with a heat dissipation system, wherein the electric cabinet comprises a body and multiple electric boards arranged in horizontal rows and along a vertical direction in the body, wherein the heat dissipation system comprises:
an air inlet disposed on a bottom surface of the body, and an air outlet disposed on a top surface of the body;
a fan with horizontally arranged fan blades amounted in the body at a position aligned between two electric boards of the multiple electric boards for guiding air to flow from the air inlet to the air outlet; and
multiple sets of air-cooling devices, disposed on sides of the body, wherein each set of the multiple sets of air-cooling devices is associated with one of the electric boards, and wherein at least one set of air-cooling devices is amounted higher than the fan with horizontally arranged fan blades.

### Claim 2 (depends on 1)

The electric cabinet with the heat dissipation system according to claim 1, wherein at least three of the air-cooling devices are amounted on one side of the body.

### Claim 3 (depends on 1)

The electric cabinet with the heat dissipation system according to claim 1, wherein the multiple sets of air-cooling devices are fans.

### Claim 4 (depends on 1)

The electric cabinet with the heat dissipation system according to claim 1, wherein more than one air inlets are arranged to be on the bottom surface of the body, and more than one air outlets are arranged to be on the top surface of the body.

### Claim 5 (depends on 1)

The electric cabinet with the heat dissipation system according to claim 1, wherein the body is provided with a heat-exchange cooling system, which cools air for the electric cabinet.

### Claim 6 (depends on 5)

The electric cabinet with the heat dissipation system according to claim 5, wherein the heat-exchange cooling system comprises a pump and a plurality of heat dissipation pipes connected to the pump, wherein the plurality of heat dissipation pipes is amounted above the air-cooling devices and installed with coolant.

### Claim 7 (depends on 6)

The electric cabinet with the heat dissipation system according to claim 6, wherein the plurality of heat dissipation pipes is amounted higher than the horizontal blades of the fan.

### Claim 8 (depends on 1)

The electric cabinet with the heat dissipation system according to claim 1, wherein the plurality of heat dissipation pipes is amounted respectively in an one-to-one correspondence to the multiple sets of air-cooling devices, and wherein each of plurality the heat dissipation pipes is respectively amounted above the corresponding set of air-cooling devices.

### Claim 9 (depends on 8)

The electric cabinet with the heat dissipation system according to claim 8, wherein the body is provided with a heat-exchange cooling system which cools air generated by the electric boards, and wherein the plurality of heat dissipation pipes is connected to a pump and respectively installed with coolant.