CN216356000U - Combined DC voltage-stabilized power supply device - Google Patents

Abstract

The utility model discloses a combined direct-current stabilized power supply device, which belongs to the technical field of power supplies and comprises a body and a battery pack, wherein the battery pack is detachably connected with the body and is used for providing direct-current power for the body, a direct-current converter is arranged in the body, and the output end of the direct-current converter outputs direct current. The direct current converter, the battery pack and the rectifier are detachably combined for use, the use is flexible, the battery pack adopts a battery universal for an electric tool, the universality is good, the use cost is low, the overall weight of the device is reduced after the rectifier is removed, the size is reduced, and the carrying is convenient; the two direct current power supplies are supplied after passing through the direct current converter, so that the output voltage and current are more stable; the rectifier can directly charge the battery pack, so that the practicability is high, and the equipment cost is reduced; and the plurality of output interfaces meet the use requirements of different interface types and different voltages.

Description

Combined DC voltage-stabilized power supply device

Technical Field

The utility model belongs to the technical field of power supplies, and particularly relates to a combined direct-current stabilized power supply device.

Background

A dc regulated power supply is an electronic device that can provide a stable dc power supply to a load. When the voltage or the load resistance of the alternating current power supply changes, the direct current output voltage of the voltage stabilizer can be kept stable, so that the direct current voltage stabilizing power supply can be widely applied to national defense, scientific research, universities and colleges, laboratories, industrial and mining enterprises, electrolysis, electroplating, direct current motors, charging equipment and the like.

SUMMERY OF THE UTILITY MODEL

The technical problem is as follows: aiming at the problems in the prior art, the technical problem to be solved by the utility model is to provide a combined direct current stabilized power supply device which meets the requirements of convenient power supply and portability.

The technical scheme is as follows: in order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

the combined direct-current stabilized power supply device comprises a body and a battery pack, wherein the battery pack is detachably connected with the body and used for providing a direct-current power supply for the body, a direct-current converter is arranged in the body, and the output end of the direct-current converter outputs direct current.

Preferably, the rectifier is detachably connected with the body and used for providing direct current power for the body.

Preferably, the body is provided with a first connecting port, and the rectifier is provided with a rectification output connecting port corresponding to the first connecting port.

Preferably, the body is provided with a second connector, and the battery pack is provided with a battery connector corresponding to the second connector.

Preferably, the battery connection port corresponds to a rectification output connection port, and the rectifier charges the battery pack when the rectification output connection port is connected to the battery connection port.

Preferably, an input management module connected with the direct current converter is arranged in the main body, and the first connecting port and the second connecting port are connected with the input management module.

Preferably, the body is further provided with a second battery, and the second battery is connected with the input management module.

Preferably, the body is further provided with an output adjusting device connected with the direct current converter, and the output adjusting device comprises a display, a voltage adjusting knob, an output selection switch and a main switch.

Preferably, the dc converter includes one or more dc-to-dc power conversion modules for outputting dc power of different voltages.

Preferably, the output comprises a plurality of output interfaces.

Has the advantages that: compared with the prior art, the utility model has the following advantages: 1. the direct current converter, the battery pack and the rectifier are detachably combined for use, a power supply can be provided through the rectifier in a fixed place with alternating current, the battery pack can be used for supplying power in places without alternating current such as the open air, the use is flexible, the battery pack adopts a battery universal for an electric tool, the universality is good, the use cost is low, the overall weight of the device is reduced after the rectifier is removed, the size is reduced, and the carrying is convenient; 2. the rectifier and the battery pack both output direct current, and two direct current power supplies supply power after passing through the direct current converter, so that the output voltage and current are more stable, and the charging of other batteries and other equipment is more stable; 3. the rectifier can directly charge the battery pack, so that the practicability is high, and the equipment cost is reduced; 4. and the plurality of output interfaces meet the use requirements of different interface types and different voltages.

Drawings

FIG. 1 is a schematic top view of the structure of the present invention;

FIG. 2 is a schematic view of the structure of the body of FIG. 1;

FIG. 3 is a schematic diagram of a rectifier and battery pack connection configuration;

FIG. 4 is a schematic front view of the main body;

fig. 5 is a functional block diagram of the present invention.

Detailed Description

The present invention will be further illustrated by the following specific examples, which are carried out on the premise of the technical scheme of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1, fig. 2 and fig. 5, a combined dc voltage-stabilized power supply device includes a main body 1, a battery pack 2 and a rectifier 4, wherein the main body 1 is provided with a first connector 11 and a second connector 12, the first connector 11 is a female socket with 4 sockets, the second connector 12 is a male plug with 4 pins, the battery pack 2 is provided with a battery connector 21 corresponding to the second connector 12, the battery connector 21 is a female socket with 4 sockets, and the battery pack 2 is detachably connected to the main body 1 by the male and female cooperation of the battery connector 21 and the second connector 12 (or other existing mating plug socket types or connector types), and provides a dc power supply to the main body 1, and the battery pack can be a lithium battery pack with a larger capacity for an existing electric tool; the rectifier 4 is provided with a rectification output connector 41 corresponding to the first connector 11, the rectification output connector 41 is a male plug with 4 pins, the rectifier 4 is detachably connected with the body 1 through the male and female matching of the rectification output connector 41 and the first connector 11, the rectifier 4 is provided with a power line which is originally connected with 220V alternating current, the existing rectifier can be adopted to convert the alternating current into direct current, and therefore direct current power is provided for the body 1. The body 1 is internally provided with a direct current converter 3, the output end 31 of the direct current converter 3 outputs direct current, the output end 31 comprises a plurality of output interfaces 311, the direct current converter 3 comprises an existing direct current to direct current power conversion module, and the direct current to direct current power conversion module 32 can be arranged in the direct current converter 3 in one or more ways and is used for connecting different output interfaces 311. A plurality of direct current to direct current power supply conversion module output different voltage or the direct current of different electric currents, satisfy market demand, for example: a direct current-to-direct current power supply conversion module is arranged, a 200W synchronous voltage reduction adjustable module produced by Saibao electronics is adopted, the input voltage is 8-55V, the continuously adjustable voltage can be output by 1-36V, the maximum output current is 15A, and the output voltage is used for outputting adjustable voltage; the other direct current-to-direct current power supply conversion module is arranged, a new scientific and technological production module with the model of XW-AC24-DC5-15W is adopted, the input voltage can be DC12V or 24V (wide voltage 8V-40V), the output voltage DC5V can be selected, the output current 1A-3A can be selected, a USB interface can be selected as an output interface and used for outputting the fixed voltage of the USB interface, and the direct current-to-direct current power supply conversion module 32 can also be provided with other common types to meet the output types of different voltages and different interfaces.

As shown in fig. 3, the battery connector 21 is a female socket with 4 sockets, the rectification output connector 41 is a male plug with 4 pins, the battery connector 21 corresponds to the rectification output connector 41 in male and female (the use of the common male plug and the female socket facilitates the unified interface type), when the rectification output connector 41 is connected to the battery connector 21, the rectifier 4 functions as a charger, and the rectifier 4 charges the battery pack 2, so that the battery pack 2 can be directly charged by the rectifier 4 when the battery pack 2 is in power shortage.

As shown in fig. 1 and 5, an input management module 5 connected to the dc converter 3 is disposed in the main body 1, the main body 1 is further provided with a second battery 7, the second battery 7 is connected to the input management module 5, the second battery 7 may be a detachable built-in lithium battery for supplying power to the input management module 5, the first connection port 11 and the second connection port 12 are connected to the input management module 5, the input management module 5 is used for managing input of the first connection port 11 and the second connection port 12, and a low voltage protection circuit, a logic control circuit, an alarm circuit, and other circuits may be disposed in the main body for selecting and controlling the dc power of the rectifier 4 and the battery pack 2 entering the dc converter 3, and cutting off power supply when the voltage of the battery pack 2 is too low, thereby ensuring the safety of the battery pack 2 and the entire device.

As shown in fig. 1, 4 and 5, the output interface 311 includes a plurality of dc output interfaces, including two USB output interfaces, one 5V, 0.5A and one 5V, 2A, for providing power to devices with USB interfaces, such as mobile phone chargers; the common charging interfaces of the two electric tool batteries are used for providing direct-current power supply for the batteries with common interfaces in the market and charging other batteries with smaller capacity; the output interface 311 can also comprise a plurality of power lines with different interface types such as square openings or round openings (the type and the number of the output interface 311 can be reasonably set according to market needs and use requirements, so that the requirements of charging equipment such as batteries and the like are met); the body 1 is further provided with an output adjusting device 6 connected with the dc converter 3, the output adjusting device 6 can control an output interface 311 of each dc-dc power conversion module 32 by connecting a plurality of dc-dc power conversion modules 32 in the dc converter 3, and the output adjusting device 6 includes a display 61, a voltage adjusting knob 62, an output selecting switch 63 and a main switch 64. The display 61 is used for displaying input voltage, output voltage and current information of a USB output interface and the like, output voltage and current information of a common charging interface of a battery of the electric tool, voltage and current information output by a positive wiring pile and a negative wiring pile and the like; the voltage adjusting knob 62 is connected to the voltage-adjustable dc-to-dc power conversion module 32 in the dc converter 3, and is used for adjusting the voltage output by the positive terminal stud and the negative terminal stud of the output end, so that the output voltage meets the requirement; the output selection switch 63 is used for controlling the operation of each output interface 311 or controlling the output current of the interface; the master switch 64 is used to control the start or stop of the entire apparatus.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.

Claims (10)

1. The utility model provides a modular direct current constant voltage power supply device, its characterized in that includes body (1) and battery package (2), battery package (2) can be dismantled with body (1) and be connected for provide direct current power supply for body (1), be equipped with direct current converter (3) in body (1), direct current is exported in output (31) of direct current converter (3).

2. The combined DC voltage-stabilized power supply device according to claim 1, further comprising a rectifier (4), wherein the rectifier (4) is detachably connected with the body (1) and is used for providing DC power for the body (1).

3. The combined DC voltage-stabilized power supply device according to claim 2, wherein the body (1) is provided with a first connection port (11), and the rectifier (4) is provided with a rectification output connection port (41) corresponding to the first connection port (11).

4. The combined DC voltage-stabilized power supply device according to claim 3, wherein the body (1) is provided with a second connection port (12), and the battery pack (2) is provided with a battery connection port (21) corresponding to the second connection port (12).

5. The combined DC voltage-stabilized power supply device according to claim 4, wherein the battery connection port (21) corresponds to a rectification output connection port (41), and the rectifier (4) charges the battery pack (2) when the rectification output connection port (41) is connected to the battery connection port (21).

6. The combined DC voltage-stabilized power supply device according to claim 4, wherein an input management module (5) connected with the DC converter (3) is arranged in the main body (1), and the first connection port (11) and the second connection port (12) are connected with the input management module (5).

7. The combined DC voltage-stabilized power supply device according to claim 6, characterized in that the body (1) is further provided with a second battery (7), and the second battery (7) is connected with the input management module (5).

8. The combined DC voltage-stabilized power supply device according to claim 1, wherein the body (1) is further provided with an output regulator (6) connected with the DC converter (3), and the output regulator (6) comprises a display (61), a voltage regulating knob (62), an output selection switch (63) and a master switch (64).

9. The combined regulated power supply apparatus according to claim 1, wherein the dc converter (3) comprises one or more dc-to-dc power conversion modules (32) for outputting dc power of different voltages.

10. The combined regulated power supply apparatus according to claim 1, wherein the output (31) comprises a plurality of output interfaces (311).

Images