CN214479675U

CN214479675U - Same-gate-off discharge chargeable lithium battery protection board circuit

Info

Publication number: CN214479675U
Application number: CN202023234784.4U
Authority: CN
Inventors: 赵建华
Original assignee: Shenzhen Hechuangying Electronic Technology Co ltd
Current assignee: Shenzhen Hechuangying Electronic Technology Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-10-22
Anticipated expiration: 2030-12-29

Abstract

The utility model relates to a lithium cell technical field specifically is with the chargeable lithium electricity protection shield circuit of gateway discharge, and this circuit includes the charging tube and puts the tube, it is connected with the diode to put the electrical connection in parallel on the tube. Compared with the prior art, the beneficial effects of the utility model are that: the discharge tube is connected with the diode with large current, the current passes through the diode when the discharge tube is turned off and is charged, the power consumption is reduced due to low internal resistance of the diode with large current, the heat productivity is greatly reduced, the discharge tube can be turned off and is charged, the heat productivity is reduced to a great extent, and the high-power LED discharge lamp has strong practicability.

Description

Same-gate-off discharge chargeable lithium battery protection board circuit

Technical Field

The utility model relates to a lithium cell technical field specifically is with the chargeable lithium electricity protection shield circuit of gateway discharge.

Background

With the continuous development of scientific technology, batteries are used in more and more scenes, and the use of more green and renewable energy resources becomes the energy use standard all over the world, the lithium battery is the most common battery in the prior art and is used as the main power supply energy of electric vehicles and electric automobiles, and in actual use, the electricity storage and charging skills of the lithium battery are the concerns of people, and people hope that the charging function of the lithium battery has higher efficiency and better efficiency on the premise of safety, so that the lithium battery can be used for more convenient people.

Referring to fig. 1, in the prior art, in the aspect of charging of a lithium battery, a charging tube and a discharging tube are in the same path, charging is performed when discharging is turned off, a charging current passes through a body diode of the discharging tube, the discharging tube can generate heat seriously because the body diode of an MOS tube cannot generate too much current, and a charging machine can be affected seriously and affects the safety of the charging machine to a certain extent.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a lithium electricity protection shield circuit that is chargeable with the customs discharge to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the lithium battery protection board circuit capable of realizing charge in the same-gate discharge comprises a charge tube and a discharge tube, wherein a diode is electrically connected to the discharge tube in parallel.

Preferably, the charging tube and the discharge tube are in the same path.

Preferably, the diode is a high current diode.

Compared with the prior art, the beneficial effects of the utility model are that: the discharge tube is connected with the diode with large current, the current passes through the diode when the discharge tube is turned off and is charged, the power consumption is reduced due to low internal resistance of the diode with large current, the heat productivity is greatly reduced, the discharge tube can be turned off and is charged, the heat productivity is reduced to a great extent, and the high-power LED discharge lamp has strong practicability.

Drawings

FIG. 1 is a schematic diagram of a prior art circuit configuration;

fig. 2 is a schematic diagram of the circuit structure of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 2, the present invention provides a technical solution: the lithium battery protection board circuit capable of realizing charge in the same-gate discharge comprises a charge tube and a discharge tube, wherein a diode is electrically connected to the discharge tube in parallel.

The charging tube and the discharging tube are in the same path.

The diode is a high-current diode.

Referring to fig. 1, a conventional technical solution in the prior art is shown, which has the obvious disadvantages that a charging tube and a discharging tube are on the same path, charging is performed when discharging is turned off, a charging current passes through a body diode of the discharging tube, the discharging tube can generate heat seriously because the body diode of the MOS tube cannot generate too much current, and actually, safety is reduced because the discharging tube generates heat seriously, and charging efficiency is also obviously affected;

referring to fig. 2, in the technical scheme, a diode with a large current is connected in parallel to the discharge tube, so that the current flows through the diode (the internal resistance of the diode with the large current is low) when the discharge tube is turned off for charging, power consumption is reduced, heat productivity is greatly reduced, and charging efficiency is improved to a great extent.

Is beneficial to market popularization.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The lithium battery protection board circuit capable of being charged by the discharge at the same gate is characterized by comprising a charging tube and a discharge tube, wherein the discharge tube is electrically connected with a diode in parallel.

2. A lithium-ion battery protection panel circuit of the same-gate discharge rechargeable of claim 1, wherein: the charging tube and the discharging tube are in the same path.

3. A lithium-ion battery protection panel circuit of the same-gate discharge rechargeable of claim 1, wherein: the diode is a high-current diode.