Mobile power supply and working state displaying circuit thereof
A mobile power supply and working state technology, applied in battery circuit devices, circuit devices, different battery charging directions, etc., can solve problems such as poor ease of use, inability to comprehensively judge and remind the circuit working state, and inability to accurately grasp the use of mobile power supplies. , to achieve the effect of reasonable and correct use and prolonging the service life
Active Publication Date: 2015-02-25
东莞市倍斯特新能源科技有限公司
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Problems solved by technology
[0004] The purpose of the present invention is to provide a working state display circuit of a mobile power supply, which aims to solve the problem that the existing mobile power supply cannot comprehensively judge and remind the working status of each circuit in the mobile power supply, so that the user cannot accurately grasp the use status of the mobile power supply , the problem of poor usability
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[0023] In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.
[0024] In view of the problems in the prior art, the present invention proposes a working state display circuit of a mobile power supply, which uses a single-chip microcomputer to monitor the working state of each functional circuit in the mobile power supply, and displays the monitoring data in real time through a liquid crystal display circuit.
[0025] figure 1 The circuit principle of the working state display circuit of the mobile power supply provided by the present invention is shown.
[0026] Specifically, the working state display circuit of the mobile power supply provided by th...
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The invention relates to the field of mobile power supplies and provides a mobile power supply and a working state displaying circuit thereof. According to the working state displaying circuit, a single chip microcomputer is used for monitoring the working states of various function circuits in the mobile power supply, monitored data are displayed through a liquid crystal displaying circuit in real time, the items which can be monitored at least comprise the facts whether a charging circuit is in a charging process or not, whether a charging interface of the mobile power supply is electrified or not, and whether a discharging interface of the mobile power supply is connected with a load and carries out discharging or not and electric core voltage, accordingly, a user can grasp the using state of the mobile power supply accurately, the mobile power supply is used reasonably and accurately, and then the service life of the mobile power supply is prolonged.
Description
technical field [0001] The invention belongs to the field of mobile power supplies, in particular to a mobile power supply and a working state display circuit thereof. Background technique [0002] A power bank is a portable device that integrates power supply and charging functions. The mobile power supply provided by the prior art includes the following parts: a battery cell for energy storage; a charging circuit for controlling and managing the charging process of the battery cell; a booster circuit for boosting the voltage of the battery cell to the voltage required by the device to be charged ;Use the voltage output by the booster circuit to charge the discharge circuit for the device to be charged. [0003] With the development of mobile power, users are not only satisfied with the charging function of mobile power, but more users are pursuing safety and individuality. For example, in the process of using a mobile power supply, users often need to accurately grasp th...
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Login to View More IPC IPC(8): H02J7/00
CPCH02J7/0047H02J7/0048H02J7/0049
Inventor 潘良春
Owner 东莞市倍斯特新能源科技有限公司