CN219322120U

CN219322120U - Anti-reverse charging circuit stacks energy storage power supply

Info

Publication number: CN219322120U
Application number: CN202320724185.5U
Authority: CN
Inventors: 陈惜春
Original assignee: Dongguan Chuangyi New Energy Technology Co ltd
Current assignee: Dongguan Chuangyi New Energy Technology Co ltd
Priority date: 2023-04-04
Filing date: 2023-04-04
Publication date: 2023-07-07
Anticipated expiration: 2033-04-04

Abstract

The utility model discloses a stacking anti-reverse charging circuit of a stacking energy storage power supply, which comprises an input end and an output end, wherein the input end is provided with an input anti-reverse protection circuit, the output end is provided with an output anti-reverse protection circuit, a turn-off protection circuit is arranged between the input end and the output end, the output end is used for being connected with an electric appliance, and a battery core of the energy storage power supply is coupled between the input anti-reverse protection circuit and the turn-off protection circuit. The stacking anti-reverse charging circuit of the stacking energy storage power supply ensures the safety of the circuit by inputting the anti-reverse protection circuit, turning off the protection circuit and outputting the anti-reverse protection circuit to be controlled at each node of the chargeable power supply.

Description

Anti-reverse charging circuit stacks energy storage power supply

Technical Field

The utility model relates to the field of power supplies, in particular to a stacked anti-reverse charging circuit of a stacked energy storage power supply.

Background

The stacked energy storage is characterized in that a plurality of battery cabinets are arranged in a container body, and batteries are filled in the battery cabinets, so that the purpose of energy storage is achieved, and the stacked energy storage is suitable for scenes such as large-scale power stations and power grids, and industrial and commercial scenes. The stacked energy storage power supply requires an effective protection circuit, which is not perfect in the prior art.

Disclosure of Invention

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a pile up anti-reverse charge circuit of energy storage power supply, includes input and output, the input is equipped with the input and prevents anti-reverse protection circuit, the output is equipped with the output and prevents anti-reverse protection circuit, be equipped with between input and the output and turn off protection circuit, the output is used for connecting the electrical apparatus, and energy storage power supply's electric core is coupled between input and prevents anti-reverse protection circuit and turn off protection circuit.

Further, the input anti-reverse protection circuit comprises a resistor R1 electrically connected with the positive electrode of the input end, the resistor R1 is electrically connected with the positive electrode of a diode VD1, the control end of a triode Q1 and a resistor R2 respectively, and the negative electrode of the diode VD1 is electrically connected with the conducting end of the triode Q1 and the G electrode of a field effect transistor M1 respectively.

Further, the D pole of the field effect transistor M1 is electrically connected with the other conducting end of the triode Q1 and the negative pole B-of the energy storage power supply respectively.

Further, the turn-off protection circuit comprises a capacitor C1 and a voltage stabilizing diode VD2 which are respectively and electrically connected with two stages of the energy storage power supply, and further comprises a field effect tube M2, wherein the S electrode of the field effect tube M2 is electrically connected with the positive electrode B+ of the energy storage power supply, the G electrode of the field effect tube M2 is electrically connected with a resistor R4 and then is electrically connected with the negative electrode B-of the energy storage power supply, and the D electrode of the field effect tube M2 is electrically connected with the output end.

Further, the output anti-reverse protection circuit comprises a resistor R5, the field effect transistor M3, a photoelectric coupler OC1 and a resistor R6 which are coupled.

Compared with the prior art, the utility model has the following beneficial effects:

the stacking anti-reverse charging circuit of the stacking energy storage power supply ensures the safety of the circuit by inputting the anti-reverse protection circuit, turning off the protection circuit and outputting the anti-reverse protection circuit to be controlled at each node of the chargeable power supply.

Drawings

Fig. 1 is a schematic circuit diagram of the present application.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a pile up anti-reverse charge circuit of energy storage power, as shown in fig. 1, including input and output, the input is equipped with the input and prevents reverse protection circuit, the output is equipped with the output and prevents reverse protection circuit, be equipped with between input and the output and turn off protection circuit, the output is used for connecting the electrical apparatus, and energy storage power's electric core coupling is between input and prevents reverse protection circuit and turn off protection circuit. The stacking anti-reverse charging circuit of the stacking energy storage power supply ensures the safety of the circuit by inputting the anti-reverse protection circuit, turning off the protection circuit and outputting the anti-reverse protection circuit to be controlled at each node of the chargeable power supply.

In a preferred embodiment, the input anti-reverse protection circuit includes a resistor R1 electrically connected to the positive electrode of the input terminal, the resistor R1 is electrically connected to the positive electrode of a diode VD1, the control terminal of a triode Q1, and a resistor R2, and the negative electrode of the diode VD1 is electrically connected to the conducting terminal of the triode Q1 and the G electrode of the field effect transistor M1.

In a preferred embodiment, the D pole of the field effect transistor M1 is electrically connected to the other conducting terminal of the triode Q1 and the negative pole B-of the energy storage power supply, respectively.

In a preferred embodiment, the turn-off protection circuit includes a capacitor C1 and a zener diode VD2 electrically connected to two stages of the energy storage power supply, and further includes a field effect tube M2, wherein an S pole of the field effect tube M2 is electrically connected to a positive pole b+ of the energy storage power supply, a G pole of the field effect tube M2 is electrically connected to a resistor R4 and then electrically connected to a negative pole B-of the energy storage power supply, and a D pole of the field effect tube M2 is electrically connected to the output terminal.

In a preferred embodiment, the output anti-reflection protection circuit comprises a resistor R5, the field effect transistor M3, a photoelectric coupler OC1 and a resistor R6 which are coupled.

In a specific embodiment, the application provides a stacking anti-reverse charging circuit of a stacking energy storage power supply, as shown in fig. 1, the stacking anti-reverse charging circuit comprises an input end and an output end, the input end is provided with an input anti-reverse protection circuit, the output end is provided with an output anti-reverse protection circuit, a turn-off protection circuit is arranged between the input end and the output end, the output end is used for being connected with an electrical appliance, and an electric core of the energy storage power supply is coupled between the input anti-reverse protection circuit and the turn-off protection circuit. The input anti-reverse protection circuit comprises a resistor R1 electrically connected with the positive electrode of the input end, wherein the resistor R1 is electrically connected with the positive electrode of a diode VD1, the control end of a triode Q1 and a resistor R2 respectively, and the negative electrode of the diode VD1 is electrically connected with the conducting end of the triode Q1 and the G electrode of a field effect transistor M1 respectively. The D pole of the field effect transistor M1 is electrically connected with the other conducting end of the triode Q1 and the negative pole B-of the energy storage power supply respectively. The turn-off protection circuit comprises a capacitor C1 and a voltage stabilizing diode VD2 which are respectively and electrically connected with the two stages of the energy storage power supply, and further comprises a field effect tube M2, wherein the S pole of the field effect tube M2 is electrically connected with the positive pole B+ of the energy storage power supply, the G pole of the field effect tube M2 is electrically connected with a resistor R4 and then is electrically connected with the negative pole B-of the energy storage power supply, and the D pole of the field effect tube M2 is electrically connected with the output end. The output anti-reverse protection circuit comprises a resistor R5, a field effect transistor M3, a photoelectric coupler OC1 and a resistor R6 which are coupled, and the stacked anti-reverse charging circuit of the stacked energy storage power supply disclosed by the utility model is controlled by the input anti-reverse protection circuit, the turn-off protection circuit and the output anti-reverse protection circuit at all nodes of the chargeable power supply, so that the safety of the circuit is ensured.

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

Claims

1. The utility model provides a pile up anti-reverse charge circuit of energy storage power, its characterized in that includes input and output, the input is equipped with the anti-reverse protection circuit of input, the output is equipped with the anti-reverse protection circuit of output, be equipped with between input and the output and turn off protection circuit, the output is used for connecting the electrical apparatus, and energy storage power's electric core is coupled between the anti-reverse protection circuit of input and turn off protection circuit.

2. The anti-reverse charge circuit according to claim 1, wherein the input anti-reverse protection circuit comprises a resistor R1 electrically connected to the positive electrode of the input terminal, the resistor R1 is electrically connected to the positive electrode of a diode VD1, the control terminal of a triode Q1, and a resistor R2, and the negative electrode of the diode VD1 is electrically connected to the conductive terminal of the triode Q1 and the G electrode of the field effect transistor M1.

3. The anti-reverse charge circuit according to claim 2, wherein the D electrode of the fet M1 is electrically connected to the other conducting terminal of the transistor Q1 and the negative electrode B "of the energy storage power supply, respectively.

4. The anti-reverse charge circuit for stacking an energy storage power supply according to claim 3, wherein the turn-off protection circuit comprises a capacitor C1 and a zener diode VD2 which are electrically connected with two stages of the energy storage power supply respectively, and further comprises a field effect tube M2, wherein an S pole of the field effect tube M2 is electrically connected with a positive pole B+ of the energy storage power supply, a G pole of the field effect tube M2 is electrically connected with a resistor R4 and then is electrically connected with a negative pole B-of the energy storage power supply, and a D pole of the field effect tube M2 is electrically connected with an output end.

5. The circuit of claim 4, wherein the output anti-reverse protection circuit comprises a resistor R5, the fet M3, the optocoupler OC1, and a resistor R6 coupled.