CN-224203658-U - GPU server heat radiation structure

Abstract

The utility model relates to the technical field of GPU servers and provides a heat dissipation structure of a GPU server, which comprises an air outlet and an air inlet which are arranged on two sides of an equipment body, wherein a cooling mechanism is arranged at the air outlet and comprises a protective shell, an air inlet hole is arranged on the protective shell, a cooling piece is fixed in the protective shell and comprises a plurality of heat dissipation fins and a water cooling pipe penetrating through the heat dissipation fins, and a water inlet and a water outlet of the water cooling pipe are respectively communicated with an external circulation pipeline through a connector. The intelligent heat dissipation device has the beneficial effects that the heat dissipation efficiency is optimized through the cooling mechanism, after external air enters the protective shell, the heat dissipation fins conduct primary heat exchange cooling on high-temperature air, and secondary deep cooling is conducted by matching with the water cooling pipes which are arranged in a surrounding mode, so that the low-temperature air subjected to double cooling enters the inside of the device body to participate in convection, the overall heat dissipation efficiency is remarkably improved, and the intelligent heat dissipation device is suitable for the conditions of extremely high power consumption and heat productivity of the GPU under the high-load AI training or reasoning scene.

Inventors

• SONG JIN
• ZHENG YONGSHENG
• CHEN JINGYI

Assignees

• 湄洲湾职业技术学院

Dates

Publication Date

20260505

Application Date

20250516

Claims (6)

1. 1. The utility model provides a GPU server heat radiation structure, has offered air outlet (3) and air intake (5) including seting up in equipment body (1) both sides, exhaust fan (4) are installed to air outlet (3) position, wherein air outlet (3) department has cooling mechanism (2), cooling mechanism (2) are including fixing protecting crust (21) on equipment body (1), air inlet (22) have been setted up on protecting crust (21), protecting crust (21) inside is fixed with cooling piece (25), cooling piece (25) include a plurality of heat radiation fin (251) and wear to establish water cooling pipe (252) on heat radiation fin (251), water inlet and the delivery port of water cooling pipe (252) communicate outside circulation line through a connector (253) respectively, still have drying net (24) between cooling mechanism (2) and equipment body (1), drying net (24) cover are fixed with equipment body (1) on air intake (5).
2. 2. A GPU server heat dissipating structure according to claim 1, wherein the air inlet (22) is covered with a dust screen (23), and the dust screen (23) is fixed with the protective casing (21).
3. 3. The GPU server heat dissipating structure according to claim 1, wherein a plurality of the heat dissipating fins (251) are equally spaced inside the protecting case (21), and both ends of each heat dissipating fin (251) penetrate through the protecting case (21) and extend to the outside of the protecting case (21).
4. 4. The GPU server heat dissipating structure according to claim 1, wherein the water cooling tube (252) has a plurality of side-by-side heat dissipating fins (251) that are each interposed in a serpentine shape.
5. 5. The GPU server heat dissipating structure of claim 1, wherein the external circulation line comprises a circulation pump, a tank, and a heat sink.
6. 6. The GPU server heat dissipating structure according to claim 1, wherein a temperature sensor (26) is fixed on the protecting case (21), and electromagnetic valves (254) are connected to both ends of the water cooling pipe (252).

Description

GPU server heat radiation structure Technical Field The utility model relates to the technical field of GPU servers, in particular to a heat dissipation structure of a GPU server. Background The GPU server is a quick, stable and elastic computing service applied to various scenes such as video encoding and decoding, deep learning, scientific computing and the like based on the GPU, has excellent graphic processing capacity and high-performance computing capacity, provides extremely excellent computing performance, particularly in the field of Artificial Intelligence (AI), the training and reasoning process of an AI model is remarkably accelerated by the aid of the parallel computing capacity of the GPU server, and the parallel architecture (such as CUDA core of NVIDIA) of the GPU is particularly suitable for processing matrix operation and accelerating back propagation and gradient descent of a neural network. High concurrency reasoning tasks are also supported, such as real-time applications like face recognition, voice interaction, etc., e.g. image recognition in the millisecond order in automatic driving. The training of the GPT, BERT and other models requires the computational power support of thousands of GPUs, and the GPUs can also accelerate strategy iteration in a virtual environment and are used for robot control, game AI and the like. Therefore, the high performance operation of the GPU server makes the GPU server have great heat dissipation requirements, and especially in the high-load AI training or reasoning scene, the power consumption and the heat productivity of the GPU are great, for example, the TDP of the NVIDIA H100 GPU can reach more than 700W. If the heat dissipation is insufficient, the performance of the heat dissipation device is reduced, the service life of hardware is shortened, and even the heat dissipation device is down. Disclosure of utility model According to the heat radiation structure of the GPU server, the heat radiation efficiency is optimized through the cooling mechanism, after external air enters the protective shell, the heat radiation fins conduct primary heat exchange cooling on high-temperature air, and secondary deep cooling is conducted through the water cooling pipes which are arranged in a surrounding mode, so that the low-temperature air subjected to double cooling enters the equipment body to participate in convection, the overall heat radiation efficiency is remarkably improved, and the heat radiation structure is suitable for various scenes such as high-load operation of the server. The technical scheme adopted is as follows: the utility model provides a GPU server heat radiation structure, includes air outlet and the air intake of seting up in equipment body both sides, establish the air outlet position and install the exhaust fan air outlet department has cooling mechanism, cooling mechanism is including fixing the protecting crust on the equipment body, the fresh air inlet has been seted up on the protecting crust, the inside cooling piece that is fixed with of protecting crust, the cooling piece includes a plurality of heat radiation fins and wears to establish the water-cooling pipe on heat radiation fins, water inlet and the delivery port of water-cooling pipe communicate outside circulation pipeline through a connector respectively. The further technical scheme is that the air inlet hole is covered with a dustproof net, and the dustproof net is fixed with the protective shell. The further technical scheme is that a drying net is arranged between the cooling mechanism and the equipment body, and the drying net is covered on the air inlet and is fixed with the equipment body. The further technical scheme is that a plurality of radiating fins are distributed at equal intervals in the protecting shell, and two ends of each radiating fin penetrate through the protecting shell and extend to the outside of the protecting shell. The water cooling pipes are arranged side by side and are inserted on the heat radiating fins in a serpentine shape. The external circulation pipeline comprises a circulation pump, a liquid storage tank and a radiator. The further technical scheme is that a temperature sensor is fixed on the protective shell, and electromagnetic valves are communicated with two ends of the water cooling pipe. The working principle and the beneficial effects of the application are as follows: 1. The cooling mechanism optimizes the heat dissipation efficiency of the GPU server, when outside air enters the protective shell, the cooling piece cools the air firstly, and the low-temperature air enters the server body again to participate in convection, so that the overall heat dissipation efficiency is remarkably improved, and the cooling mechanism is suitable for various scenes such as high-load operation of the server. 2. The built-in radiating fins firstly perform primary heat exchange cooling on high-temperature air, and cooperate with the water cooli