CN-224218570-U - Superconductive PCB circuit board of high thermal diffusivity

Abstract

The utility model discloses a high-heat-dissipation superconductive PCB circuit board, which comprises a circuit board, a fan and fixing strips, wherein a main heat conducting plate and an auxiliary heat conducting plate are arranged on the upper surface and the lower surface of the circuit board, a heat homogenizing plate attached to the circuit board is arranged on the lower surface of the main heat conducting plate, a plurality of first fins are arranged on the surface of the main heat conducting plate, a fan is arranged on the surface of the first fins, the fan is provided with steel wires, the steel wires are connected with the main heat conducting plate, the fixing strips are fixedly connected with the auxiliary heat conducting plate, heat of the circuit board is conducted to the main heat conducting plate through the heat homogenizing plate, the heat homogenizing plate can uniformly distribute the heat to the main heat conducting plate, the heat dissipation effect of the main heat conducting plate can be exerted, the local temperature of the circuit board is also prevented from being too high, the fan dissipates heat of the main heat conducting plate, the whole heat dissipation efficiency of the circuit board is high, the steel wires can rapidly take down the steel wires and the fans through the main heat conducting plate, dust can be conveniently removed by separating the end parts of the steel wires from jacks of the first fins, and dust contained in the first fins can be conveniently cleaned.

Inventors

• ZHANG JUNCHAO
• CHEN JIAZHI

Assignees

• 苏州维拉利电子科技有限公司

Dates

Publication Date

20260508

Application Date

20250418

Claims (8)

1. 1. The utility model provides a high thermal diffusivity superconductive PCB circuit board which characterized in that includes: The circuit board (5), the upper and lower surface mounting of circuit board (5) has leading hot plate (1) and auxiliary heat conduction board (8), leading hot plate (1) lower surface is equipped with soaking plate (14) that laminate with circuit board (5), leading hot plate (1) surface is equipped with a plurality of first fin (2); The fan (4) is arranged on the surface of the first fin (2), steel wires (3) are arranged on the surface of the fan (4), and the steel wires (3) are connected with the main heat conducting plate (1); The fixing strip (7), fixing strip (7) and supplementary heat-conducting plate (8) fixed connection, peg graft on fixing strip (7) have screw (6).
2. 2. The high-heat-dissipation superconductive PCB circuit board according to claim 1, wherein the upper surface and the lower surface of the circuit board (5) are provided with heat conducting pads (10), the heat conducting pads (10) are contacted with the main heat conducting plate (1) and the auxiliary heat conducting plate (8), and the surface of the auxiliary heat conducting plate (8) is provided with a plurality of second fins (12).
3. 3. The high-heat-dissipation superconducting PCB circuit board of claim 1, wherein the surface of the fan (4) is provided with a strip-shaped groove (9), and the steel wire (3) is clamped into the strip-shaped groove (9).
4. 4. The high-heat-dissipation superconducting PCB circuit board of claim 1, wherein the side face of the main heat conducting plate (1) is provided with a jack (11), and the end part of the steel wire (3) is bent for ninety degrees and inserted into the jack (11).
5. 5. The high-heat-dissipation superconductive PCB circuit board according to claim 1, wherein the lower surface of the heat conducting plate (1) is provided with a groove (13), and the soaking plate (14) is arranged in the groove (13).
6. 6. The high-heat-dissipation superconductive PCB (printed circuit board) of claim 1, wherein a plurality of fans (4) are arranged, magnets (15) and iron sheets (16) are arranged on the side surfaces of the fans (4), and adjacent fans (4) are spliced through the magnets (15) and the iron sheets (16).
7. 7. The high-heat-dissipation superconducting PCB circuit board of claim 1, wherein the fixing strips (7) are internally and slidably connected with fixing pins (17).
8. 8. The superconducting PCB of claim 7, wherein the upper side of the fixing leg (17) is provided with an anti-slip pad (18), and the anti-slip pad (18) is provided with a lug.

Description

Superconductive PCB circuit board of high thermal diffusivity Technical Field The utility model relates to the technical field of PCB circuit boards, in particular to a superconductive PCB circuit board with high heat dissipation. Background The circuit and components of the PCB circuit board can generate heat in the working process, and if the PCB circuit board can not be timely cooled, the performance of the circuit and components on the PCB circuit board can be affected. For solving the above-mentioned problem, current high thermal diffusivity superconductive PCB circuit board (bulletin number CN 216391502U)'s scheme, the heat dissipation fan that sets up on the protective cover plate effectively adsorbs the discharge through ventilative filter plate with the heat that the device inside produced to ensure its inside permeability, be convenient for circulation of air and thermal heat dissipation, and then effectively improve the thermal diffusivity of device. However, the above scheme directly blows the circuit board main body through the heat dissipation fan, and there is not enough to the heat dissipation homogeneity of circuit board main body, and the circuit board main body area and the component that cover are limited, and the easy dust that adheres to of heat dissipation fan after using a period, fan are in the inside of protective cover board, inconvenient clean heat dissipation fan. Disclosure of utility model The utility model aims to provide a superconductive PCB circuit board with high heat dissipation performance, which solves the problems in the background technology. The technical scheme is that the high-heat-dissipation superconductive PCB circuit board comprises a circuit board, wherein a main heat conducting plate and an auxiliary heat conducting plate are arranged on the upper surface and the lower surface of the circuit board, a soaking plate attached to the circuit board is arranged on the lower surface of the main heat conducting plate, a plurality of first fins are arranged on the surface of the main heat conducting plate, the soaking plate uniformly conducts heat of the circuit board to the main heat conducting plate, the heat conducting effect of the main heat conducting plate is fully exerted, and the main heat conducting plate and the auxiliary heat conducting plate can conduct heat to the double sides of the circuit board and realize double-sided protection; The fan is arranged on the surface of the first fin, steel wires are arranged on the surface of the fan and connected with the main heat conducting plate, and the steel wires are convenient to split from the fan and convenient to quickly take down the fan for ash removal; The fixing strip is fixedly connected with the auxiliary heat-conducting plate, and screws are inserted on the fixing strip, so that the fixing strip is convenient to install. Further, the upper surface and the lower surface of the circuit board are provided with heat conducting pads, the heat conducting pads are in contact with the main heat conducting plate and the auxiliary heat conducting plate, the surface of the auxiliary heat conducting plate is provided with a plurality of second fins, gaps can be filled by the heat conducting pads, heat conducting efficiency is improved, and the problem that the circuit board is locally overheated is avoided. Further, the surface of the fan is provided with a strip-shaped groove, the steel wire is clamped into the strip-shaped groove to prevent the fan from sliding and improve the stability of fan installation, the side face of the heat conducting plate is provided with a jack, the end part of the steel wire is bent for ninety degrees and inserted into the jack, and the steel wire is pulled out from the jack to rapidly detach the fan. Further, the fan sets up a plurality of, the fan side is equipped with magnet and iron sheet, and adjacent fan passes through magnet and iron sheet concatenation, can improve the stability of all fan installations. Compared with the prior art, the utility model has the beneficial effects that: (1) The heat of the circuit board is conducted to the heat conducting plate through the heat soaking plate, the heat soaking plate can uniformly distribute the heat to the heat conducting plate, the heat radiating effect of the heat conducting plate can be achieved, the fact that the local temperature of the circuit board is too high is avoided, the fan radiates the heat conducting plate, and the overall heat radiating efficiency of the circuit board is high. (2) The heat conducting pads are arranged on the two sides of the circuit board, the heat conducting pads can fill gaps among the circuit board, the main heat conducting plate and the auxiliary heat conducting plate, and heat is quickly conducted to the main heat conducting plate and the auxiliary heat conducting plate through the heat conducting pads, so that double-sided heat dissipation of the circuit board is realized. (3) The installat