一种电子设备盖板及其制备方法

By introducing a thermally conductive layer and a thermosensitive material layer into the phone's cover plate, the problem of unintuitive and time-consuming temperature display in existing technologies is solved, enabling visualized temperature display and rapid detection.

CN118721905BActive Publication Date: 2026-07-17BEIJING XIAOMI MOBILE SOFTWARE CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
BEIJING XIAOMI MOBILE SOFTWARE CO LTD
Filing Date
2023-03-28
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In existing technologies, mobile phone temperature displays are not intuitive and time-consuming, requiring temperature measurement through internal electronic components or external instruments, which leads to inconvenience in operation.

Method used

Design an electronic device cover, comprising a thermally conductive layer, a thermistor material layer, and a transparent shell. The thermally conductive layer is in contact with the battery, the thermistor material layer changes color with temperature, and the transparent shell is used for protection and observation.

Benefits of technology

It enables the visualization of temperature, intuitively displaying temperature changes through color variations, reducing the time required for temperature rise detection, and simplifying the temperature monitoring process.

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Abstract

本公开涉及一种电子设备盖板及其制备方法,该电子设备盖板包括依次层叠设置的导热层、热敏材料层和透明壳层:所述导热层用于与电子设备的电池接触;所述热敏材料层用于接受所述导热层传递的热量,并随着温度的变化改变颜色;所述导热层的热导系数为2~5W / (m·K)。本公开将导热性能较强的导热层设置在电子设备盖板的最下层且贴覆于含手机电池的背面,一方面能够起到固定手机电池的作用,另一方面能够将电池产生的热量快速的经导热层传递到热敏材料层,能够显著降低温升检测的耗时。使热敏材料层封装在透明壳层和导热层之间,能够使手机后盖在温度升高的情况下,由绿色转变为红色,能够实现温度的可视化显示。
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