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UAV circuit control panel with artificial graphite high-conductive film and method for manufacturing same

A circuit control board, artificial graphite technology, applied in the direction of printed circuit manufacturing, laminated printed circuit boards, printed circuits, etc., can solve the problems of high thermal resistance of double-sided adhesive, reduce thermal conductivity, etc., to achieve good thermal conductivity, ensure the use of Longevity, good protection effect

Pending Publication Date: 2018-04-06
ZHENJIANG BROWAH TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

There are also double-sided adhesives coated on graphite paper or graphite composite materials on the market, and then attached to the CPU board, but the high thermal resistance of the double-sided adhesive will reduce the thermal conductivity, and the above are important issues that still need to be studied and improved.

Method used

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  • UAV circuit control panel with artificial graphite high-conductive film and method for manufacturing same

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Embodiment

[0030] combine figure 1 , a kind of UAV circuit control board with artificial graphite high conductivity film of the present embodiment, comprises UAV circuit control board body 1, and the back side of UAV circuit control board body 1 is provided with artificial graphite high conductivity film; The high-conductivity graphite film includes a high-temperature-resistant double-sided adhesive layer 2, an artificial graphite film 3, a film protection layer 4, and a water-absorbing resin layer 5 from the inside to the outside. Layer 6 is wrapped outside the artificial graphite film 3 to form a structure similar to "dumplings". The artificial graphite film 3 has a high thermal conductivity of 1500-2500W / mK in the horizontal direction, which can quickly and evenly disperse heat, but the artificial graphite film 3 itself has Powder, falling off, fragmentation and other problems, and the heat conduction layer can enhance the flexibility of the artificial graphite film due to its excelle...

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Abstract

The invention discloses an UAV circuit control panel with an artificial graphite high-conductive film. The UAV circuit control panel comprises a UAV circuit control panel body. The artificial graphitehigh-conductive film is arranged on the back of the UAV circuit control panel body, and successively comprises, from the inside to the outside, a high-temperature-resistant double-sided adhesive layer, an artificial graphite film, a film protective layer, and a water-absorbing resin layer. The six surfaces of the artificial graphite film are all coated with heat conduction layers. Multiple through holes with diameters of 0.2mm are formed in the high-temperature-resistant double-sided adhesive layer. The heat conduction layers coat the surface of the high-temperature-resistant double-sided adhesive layer and fill the through holes. A method for manufacturing the UAV circuit control panel with the artificial graphite high-conductive film comprises preparing the artificial graphite high-conductive film by using the high-temperature-resistant double-sided adhesive layer, the artificial graphite film, the film protective layer and the heat conduction layers and attaching the artificial graphite high-conductive film to the back of the UAV circuit control panel body. The method is convenient to operate and can obtain the artificial graphite high-conductive film with good flexibility andgood thermal conductivity. The UAV circuit control panel has a good heat dissipation effect and a long service life.

Description

technical field [0001] The present invention relates to an unmanned aerial vehicle circuit control board with good heat dissipation effect and its manufacturing method, more specifically, relates to an unmanned aerial vehicle circuit control board with artificial graphite high conductivity film and its manufacturing method. Background technique [0002] A drone is an unmanned aerial vehicle operated by a radio remote control device or its own program control device. At present, people have a high demand for the functions and processing capabilities of UAVs, so the integration of UAVs is getting higher and higher, and the CPU cores of UAVs are also increasing. At the same time, the frequency of CPUs is also getting higher and higher. . With such a high frequency and performance, the operating temperature of the CPU is getting higher and higher, and the temperature rise of the CPU will seriously affect its working performance. Therefore, effective heat dissipation of the CPU ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H05K1/02H05K3/00H05K7/20
CPCH05K1/0209H05K3/0058H05K7/205H05K2201/06
Inventor 杨云胜杨星郭颢蒋伟良
Owner ZHENJIANG BROWAH TECH
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