阅读说明：本技术 一种移动式多功能逆变电源 (Movable multifunctional inverter power supply ) 是由 张金法 李明钧 沈杰 黄积斌 周建中 李树玉 于 2020-06-27 设计创作，主要内容包括：本发明属于逆变电源技术领域,具体涉及一种移动式多功能逆变电源,包括充电模块,充电模块一侧与电压选择器连接,电压选择器的一侧连接升压电路、输出电路和降压电路,升压电路、输出电路和降压电路输出端均与带灯船型开关Ⅰ连接,带灯船型开关Ⅰ下端与电源总开关的一侧连接,所述电源总开关的上端连接有所述电源,所述电源总开关的下端连接有低压输出控制模块,所述低压输出控制模块的下端连接所述DC-AC逆变模块、DC12V输出模块、DC12V-DC5V降压模块。本发明采用多种电源充电方式,提供了多样性的充电储能方式,满足快速性、供电多样性、适应供电电源不稳定性的要求,并且功能多样。(The invention belongs to the technical field of inverter power supplies, and particularly relates to a movable multifunctional inverter power supply which comprises a charging module, wherein one side of the charging module is connected with a voltage selector, one side of the voltage selector is connected with a booster circuit, an output circuit and a voltage reduction circuit, the output ends of the booster circuit, the output circuit and the voltage reduction circuit are all connected with a ship-shaped switch I with a lamp, the lower end of the ship-shaped switch I with the lamp is connected with one side of a main power switch, the upper end of the main power switch is connected with a power supply, the lower end of the main power switch is connected with a low-voltage output control module, and the lower end of the low-voltage output control module is connected with a DC-AC inverter module, a DC12V output module and a DC12 36. The invention adopts various power supply charging modes, provides various charging energy storage modes, meets the requirements of rapidity, power supply diversity and adaptability to instability of a power supply, and has various functions.)

1. A movable multifunctional inverter power supply is characterized by comprising a charging module (1), a voltage selector (2), a boosting circuit (3), an output circuit (4), a voltage reducing circuit (5), a ship-type switch with a lamp I (6), a power supply (7), a low-voltage output control module (8), a DC-AC inverter module (9), a DC12V output module (10), a DC12V-DC5V voltage reducing module (11) and a power supply main switch (12), wherein one side of the charging module (1) is connected with the voltage selector (2), one side of the voltage selector (2) is connected with the boosting circuit (3), the output circuit (4) and the voltage reducing circuit (5), the output ends of the boosting circuit (3), the output circuit (4) and the voltage reducing circuit (5) are all connected with the ship-type switch with the lamp I (6) for controlling the charging circuit, the lower extreme of taking light ship type switch I (6) with one side of power master switch (12) is connected, the upper end of power master switch (12) is connected with power (7), the lower extreme of power master switch (12) is connected with low voltage output control module (8), the lower extreme of low voltage output control module (8) is connected DC-AC contravariant module (9), DC12V output module (10), DC12V-DC5V step-down module (11).

2. The mobile multifunctional inverter power supply of claim 1, wherein the voltage selector (2) is used for judging and selecting the voltage boosting circuit (3), the output circuit (4) or the voltage reducing circuit (5) according to an input voltage U1;

when the input voltage U1 is larger than 12.6V, the voltage reduction circuit (5) reduces the voltage to 12.6V for charging; when the input voltage U1 is less than 12.6V, the boosting circuit (3) boosts to 12.6V for charging; when the input voltage U1 is 12.6V, it is charged directly by the output circuit (4).

3. The mobile multifunctional inverter power supply of claim 2, wherein the low voltage output control module (8) is used for judging whether to send a control command to output power supply according to an input voltage U2; when the input voltage U2 is less than 9V, the low-voltage output control module (8) sends a control command to prohibit output power supply, and the power supply (7) is protected; when the input voltage U2 is larger than 9V, the low-voltage output control module (8) sends a control command to output power supply.

4. The mobile multifunctional inverter power supply of claim 1, wherein the output ends of the DC-AC inverter module (9), the DC12V output module (10) and the DC12V-DC5V voltage reduction module (11) are respectively connected with a power supply load.

5. The mobile multi-functional inverter according to claim 4, wherein the output modes of the power supply load include AC220V output (13), DC12V output (14) and DC5V/USB output (15).

6. A mobile multi-functional inverter according to claim 5, wherein each output mode is controlled by a separate lighted boat switch II (16).

7. The mobile multifunctional inverter power supply according to claim 1, wherein the charging modes of the charging module (1) comprise solar panel power supply 35V, vehicle-mounted cigarette lighter charging and mains supply charging.

8. The mobile multifunctional inverter power supply according to claim 1, wherein the power supply (7) is a 12V lithium battery.

Technical Field

The invention belongs to the technical field of inverter power supplies, and particularly relates to a movable multifunctional inverter power supply.

Background

The inversion is the reverse process of converting direct current into alternating current by using a thyristor circuit, which corresponds to rectification. A circuit that inverts direct current into alternating current is called an inverter circuit. The mobile inverter power supply is popular, but most of the existing mobile power supplies are in a single charging mode, so that the mobile power supplies cannot be charged under the condition of working outdoors for a long time, and the mobile power supplies are single in function and have a plurality of defects.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide a mobile inverter power supply with various functions and charging modes.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

a movable multifunctional inverter power supply comprises a charging module, a voltage selector, a boosting circuit, an output circuit, a voltage reduction circuit, a ship-shaped switch I with a lamp, a power supply, a low-voltage output control module, a DC-AC inversion module, a DC12V output module, a DC12V-DC5V voltage reduction module and a power supply main switch, wherein one side of the charging module is connected with the voltage selector, one side of the voltage selector is connected with the boosting circuit, the output circuit and the voltage reduction circuit, the output ends of the boosting circuit, the output circuit and the voltage reduction circuit are all connected with the ship-shaped switch I with the lamp for controlling the charging circuit, the lower end of the ship-shaped switch I with the lamp is connected with one side of the power supply main switch, the upper end of the power supply main switch is connected with the power supply, the lower end of the power supply main switch is connected with the low-voltage output control module, and the lower end of the low-voltage output control module, A DC12V output module and a DC12V-DC5V voltage reduction module.

Further, the voltage selector is used for judging and selecting the voltage boosting circuit, the output circuit or the voltage reducing circuit according to the input voltage U1;

when the input voltage U1 is greater than 12.6V, the voltage reduction circuit reduces the voltage to 12.6V for charging; when the input voltage U1 is less than 12.6V, the booster circuit boosts to 12.6V for charging; when the input voltage U1 is 12.6V, it is charged directly through the output circuit.

Furthermore, the low-voltage output control module is used for judging whether to send a control command to output power supply according to the input voltage U2; when the input voltage U2 is less than 9V, the low-voltage output control module sends a control command to prohibit output power supply and protect the power supply; when the input voltage U2 is greater than 9V, the low-voltage output control module sends a control command to output power supply.

Furthermore, the output ends of the DC-AC inversion module, the DC12V output module and the DC12V-DC5V voltage reduction module are respectively connected with a power supply load.

Still further, the output modes of the power supply load include an AC220V output, a DC12V output, and a DC5V/USB output.

Still further, each output mode is controlled by a separate lighted boat switch ii.

Preferably, the charging mode of the charging module comprises 35V of solar panel power supply, charging of vehicle-mounted cigarette lighter and commercial power charging.

Preferably, the power supply is a 12V lithium iron phosphate battery.

Compared with the prior art, the invention adopts various power supply charging modes, provides various charging and energy storage modes, meets the requirements of rapidity, power supply diversity and adaptability to instability of a power supply, and has various functions.

Drawings

FIG. 1 is a functional block diagram of the inverter power supply of the present invention;

the notations in FIG. 1 have the following meanings: the power supply comprises a charging module 1, a voltage selector 2, a boosting circuit 3, an output circuit 4, a voltage reduction circuit 5, a lamp-carrying ship-shaped switch I, a power supply 7, a low-voltage output control module 8, a DC-AC inversion module 9, a DC12V output module 10, a DC12V-DC5V voltage reduction module 11, a power supply main switch 12, an AC220V output 14, a DC12V output 15, a DC5V/USB output 15 and a lamp-carrying ship-shaped switch II 16.

Detailed Description

The following detailed description of specific embodiments of the invention refers to the accompanying drawings.

A movable multifunctional inverter power supply is shown in figure 1 and comprises a charging module 1, a voltage selector 2, a boosting circuit 3, an output circuit 4, a voltage reducing circuit 5, a ship-type switch with a lamp I6, a power supply 7, a low-voltage output control module 8, a DC-AC inverter module 9, a DC12V output module 10, a DC12V-DC5V voltage reducing module 11 and a power supply main switch 12, wherein one side of the charging module 1 is connected with the voltage selector 2, one side of the voltage selector 2 is connected with the boosting circuit 3, the output circuit 4 and the voltage reducing circuit 5, output ends of the boosting circuit 3, the output circuit 4 and the voltage reducing circuit 5 are all connected with the ship-type switch with the lamp I6 for controlling the charging circuit, the lower end of the ship-type switch with the lamp I6 is connected with one side of the power supply main switch 12, the upper end of the power supply main switch 12 is connected with the power supply 7, the lower end of the power main switch 12 is connected with a low-voltage output control module 8, and the lower end of the low-voltage output control module 8 is connected with the DC-AC inversion module 9, the DC12V output module 10 and the DC12V-DC5V voltage reduction module 11.

The voltage selector 2 is used for judging and selecting the boosting circuit 3, the output circuit 4 or the voltage reduction circuit 5 according to the input voltage U1;

when the input voltage U1 is greater than 12.6V, the voltage reduction circuit 5 reduces the voltage to 12.6V for charging; when the input voltage U1 is less than 12.6V, the booster circuit 3 boosts to 12.6V for charging; when the input voltage U1 is 12.6V, it is charged directly by the output circuit 4.

The low-voltage output control module 8 is used for judging whether to send a control command to output power supply according to the input voltage U2; when the input voltage U2 is less than 9V, the low-voltage output control module 8 sends a control command to prohibit output power supply, and the power supply 7 is protected; when the input voltage U2 is greater than 9V, the low-voltage output control module 8 sends a control command to output power supply.

The output ends of the DC-AC inversion module 9, the DC12V output module 10 and the DC12V-DC5V voltage reduction module 11 are respectively connected with a power supply load; the output modes of the supply load include AC220V output 13, DC12V output 14, and DC5V/USB output 15, where each output mode is controlled by a separate lighted boat switch ii 16.

The charging mode of the charging module 1 comprises 35V of solar panel power supply, charging of a vehicle-mounted cigarette lighter and commercial power charging; the power supply 7 is a 12V lithium iron phosphate battery.

The working principle and the process of the movable multifunctional inverter power supply are specifically described as follows:

when a user selects any one charging mode (35V of solar panel power supply, vehicle-mounted cigarette lighter charging or mains supply charging), the voltage selector 2 judges and selects a corresponding circuit according to the input voltage U1, and when the input voltage U1 is more than 12.6V, the voltage reduction circuit 5 reduces the voltage to 12.6V for charging; when the voltage input voltage U1 is less than 12.6V, the booster circuit 3 boosts the voltage to 12.6V for charging; when the input voltage U1 is 12.6V, charging is performed directly by the output circuit 4;

the power main switch 12 controls a charging and discharging circuit, the ship-shaped switch I6 with the lamp controls the charging circuit, and the charging circuit can be charged only when the switches of the ship-shaped switch and the ship-shaped switch are fully opened;

when the mobile power supply supplies power to an external load, firstly, the power main switch 12 is turned on, then, the low-voltage output control module 8 judges whether to output power according to the input voltage U2, and when the input voltage U2 is less than 9V, the low-voltage output control module 8 sends a control command to prohibit output power supply and protect the power supply 7; when the input voltage U2 is greater than 9V, the low-voltage output control module 8 sends a control command to output power supply.

The details which are not described in the present specification are well known to those skilled in the art, and are all the types and the circuit connections which are conventional in the art, and the circuit connections are the connections which are conventional in the art, and will not be described in detail herein.

The above embodiments are merely preferred embodiments of the present invention, and any simple modification, modification and substitution changes made to the above embodiments according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.