CN209748426U - Multi-path direct current output device - Google Patents
Multi-path direct current output device Download PDFInfo
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- CN209748426U CN209748426U CN201920643801.8U CN201920643801U CN209748426U CN 209748426 U CN209748426 U CN 209748426U CN 201920643801 U CN201920643801 U CN 201920643801U CN 209748426 U CN209748426 U CN 209748426U
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- direct current
- conversion circuit
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- output
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
Abstract
The application relates to a multi-path direct current output device which comprises an alternating current-direct current conversion circuit, a voltage control circuit and an interface panel. The alternating current-direct current conversion circuit is used for converting alternating current into multi-path direct current with a preset voltage value and outputting the multi-path direct current. The voltage control circuit is electrically connected with the alternating current-direct current conversion circuit and is used for controlling the alternating current-direct current conversion circuit to output direct current voltage. The interface panel comprises a panel body, a direct current output interface and a voltage input assembly. The direct current output interface and the voltage input assembly are arranged on the panel body, the direct current output interface is electrically connected with multiple output ends of the direct current conversion circuit, the voltage input assembly is electrically connected with the voltage control circuit, and the voltage input assembly is used for inputting target direct current voltage to the voltage control circuit. The application provides a multichannel direct current output device convenient to use practices thrift the space.
Description
Technical Field
the present application relates to the field of circuit design, and more particularly, to a multi-channel dc output device.
Background
With the development of technology, the variety of electric appliances is increasing. General electrical appliances need direct current power supply. However, at present, power is supplied to a power utilization place through a standard panel to output alternating current, and a power adapter is required to be configured when an electric appliance is connected with the power supply. Therefore, the electric appliances with different voltage requirements need to be configured with power adapters with different models, so that the use is inconvenient, and a lot of troubles are brought to users.
SUMMERY OF THE UTILITY MODEL
in view of the above, it is desirable to provide a multi-channel dc output device.
A multi-channel dc output device, comprising:
the alternating current-direct current conversion circuit is used for converting alternating current into multi-path direct current with a preset voltage value and outputting the multi-path direct current;
The voltage control circuit is electrically connected with the alternating current-direct current conversion circuit and is used for controlling the alternating current-direct current conversion circuit to output direct current voltage;
the interface panel comprises a panel body, a direct current output interface and a voltage input assembly, wherein the direct current output interface and the voltage input assembly are arranged on the panel body, the alternating current direct current output interface is electrically connected with a multi-path output end of the direct current conversion circuit, the voltage input assembly is electrically connected with the voltage control circuit, and the voltage input assembly is used for inputting target direct current voltage to the voltage control circuit.
in one embodiment, the voltage control circuit includes a plurality of voltage selection switches, and each of the voltage selection switches is electrically connected to the voltage input component and the ac-dc conversion circuit.
In one embodiment, the ac-dc conversion circuit includes at least 2 of a 220V ac-to-5V dc conversion circuit, a 220V ac-to-12V dc conversion circuit, a 220V ac-to-20V dc conversion circuit, a 220V ac-to-24V dc conversion circuit, a 220V ac-to-36V dc conversion circuit, and a 220V ac-to-48V dc conversion circuit, and the ac-dc conversion circuit is configured to convert ac power to at least 2 of 5V dc power, 12V dc power, 20V dc power, 24V dc power, 36V dc power, and 48V dc power;
the input ends of the 220V AC-to-5V DC conversion circuit, the 220V AC-to-12V DC conversion circuit, the 220V AC-to-20V DC conversion circuit, the 220V AC-to-24V DC conversion circuit, the 220V AC-to-36V DC conversion circuit and the 220V AC-to-48V DC conversion circuit are respectively electrically connected with the plurality of voltage selection switches, and the output ends are connected with the DC output interface.
In one embodiment, the voltage control circuit comprises a microprocessor, the voltage input component is electrically connected with the microprocessor, and the microprocessor is electrically connected with the ac-dc conversion circuit.
In one embodiment, the panel body is a 86-type panel, a 118-type panel, a 120-type panel, or a 146-type panel.
In one embodiment, the number of the dc output interfaces is multiple, and each of the dc output interfaces is disposed on the panel body and is electrically connected to the multiple output terminals of the ac-dc converter circuit.
In one embodiment, the dc output interface is a universal serial bus interface.
In one embodiment, the dc output interface is a circular socket or a square socket.
In one embodiment, the multi-channel dc output apparatus further includes:
The direct current conversion circuit is electrically connected with the voltage control circuit, the direct current output interface is electrically connected with multiple output ends of the direct current conversion circuit, and the direct current conversion circuit is used for converting direct current into multiple direct current with preset voltage values and outputting the multiple direct current.
In one embodiment, the dc-dc conversion circuit includes at least 2 of a 5V dc conversion circuit, a 12V dc conversion circuit, a 20V dc conversion circuit, a 24V dc conversion circuit, a 36V dc conversion circuit, and a 48V dc conversion circuit;
The 5V direct current conversion circuit, the 12V direct current conversion circuit, the 20V direct current conversion circuit, the 24V direct current conversion circuit, the 36V direct current conversion circuit and the 48V direct current conversion circuit are all electrically connected with the direct current output interface.
The multi-channel direct current output device provided by the embodiment of the application comprises the alternating current and direct current conversion circuit, the voltage control circuit and the interface panel. The interface panel comprises the panel body, and the direct current output interface and the voltage input assembly which are arranged on the panel body. The voltage input component is electrically connected with the voltage control circuit. The voltage control circuit is electrically connected with the alternating current-direct current conversion circuit. The alternating current-direct current conversion circuit is electrically connected with the direct current output interface. The embodiment of the application provides multichannel direct current output device passes through exchange direct current converting circuit with direct current output interface exports the direct current extremely the panel body need not to connect the adapter can be to the consumer power supply, and convenient to use is swift. In addition, the multi-path direct current output device can be directly arranged on a wall body and other positions in a use environment through the interface panel, so that the installation space is saved, and the use is convenient. Meanwhile, the voltage input assembly and the voltage control circuit can realize free selection of various direct currents so as to adapt to different electric equipment, and the universality and the practicability of the multi-path direct current output device are improved.
Drawings
Fig. 1 is a schematic structural diagram of a multi-channel dc output device according to an embodiment of the present application;
Fig. 2 is a schematic structural diagram of a multi-channel dc output device according to an embodiment of the present application;
Fig. 3 is a schematic structural diagram of a multi-channel dc output device according to an embodiment of the present application;
Fig. 4 is a circuit diagram of a multi-channel dc output device according to an embodiment of the present application;
Fig. 5 is a schematic structural diagram of a multi-channel dc output device according to an embodiment of the present application;
Fig. 6 is a schematic diagram of a dc-dc conversion circuit structure and a connection relationship according to an embodiment of the present application;
Fig. 7 is a schematic diagram of a power connection line according to an embodiment of the present application.
Description of reference numerals:
Multi-path direct current output device 10
AC-DC conversion circuit 100
220V AC-to-5V DC conversion circuit 110
220V AC-to-12V DC conversion circuit 120
220V AC-to-20V DC conversion circuit 130
220V AC to 24V DC conversion circuit 140
220V AC-to-36V DC conversion circuit 150
220V AC-to-48V DC conversion circuit 160
AC-DC subcircuit 170
voltage reduction circuit 180
Bridge driving circuit 190
Voltage control circuit 200
Selection switch 210
microprocessor 220
interface panel 300
Panel body 301
DC output interface 310
Voltage input assembly 320
DC-DC conversion circuit 400
5V DC conversion circuit 410
12V DC conversion circuit 420
20V DC conversion circuit 430
24V DC conversion circuit 440
36V DC conversion circuit 450
48V DC conversion circuit 460
power connection line 500
Input interface 510
Output interface 520
Connecting wire 530
AC power supply 20
DC power supply 30
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is further described in detail below by way of embodiments and with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings). In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present application and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be considered as limiting the present application.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1, an embodiment of the present application provides a multi-channel dc output device 10. The multi-channel DC output device 10 includes an AC-DC conversion circuit (AC-DC conversion circuit) 100, a voltage control circuit 200, and an interface panel 300. The voltage control circuit 200 is electrically connected to the ac-dc conversion circuit 100. The interface panel 300 includes a panel body 301, a dc output interface 310, and a voltage input component 320. The dc output interface 310 and the voltage input component 320 are disposed on the panel body 301. The dc output interface 310 is electrically connected to the multiple output terminals of the ac-dc converter circuit 100. The voltage input component 320 is electrically connected to the voltage control circuit 200.
The ac-dc conversion circuit 100 is configured to convert ac power into multiple paths of dc power with preset voltage values, and output the multiple paths of dc power through the dc output interface 310. The ac-dc conversion circuit 100 may be implemented by a pure circuit structure, or may be implemented by combining a software program with a circuit. The ac-dc conversion circuit 100 outputs at least 2 dc currents, and the specific voltage value of each dc current can be designed according to actual requirements. Different voltage values are output, and the specific circuit structures of the alternating current and direct current conversion circuits are different. The multi-path dc voltage values output by the ac-dc conversion circuit 100 are discrete fixed voltage values, for example, 5V, 12V, 20V, 24V, 36V and 48V dc voltages are output. The specific circuit and implementation manner of the ac-dc conversion circuit 100, the number of paths and the voltage value of the output dc voltage, and the like are not limited in this application and may be selected according to actual requirements.
the input end of the voltage control circuit 200 is electrically connected to the voltage input component 320, and receives a target voltage value, i.e., a required voltage value, input by the voltage input component 320. The output end of the voltage control circuit 200 is electrically connected to the ac-dc conversion circuit 100, and is used for selecting and controlling the voltage of the dc power output by the ac-dc conversion circuit 100. The voltage control circuit 200 is used to select one value of preset selection items. That is, the voltage values selectable by the voltage control circuit 200 are alternate voltage values. For example, the voltage control circuit 200 may select at least 2 items of 5V, 12V, 20V, 24V, 36V, and 48V. The voltage control circuit 200 may be implemented by a pure hardware circuit, or may be implemented by a combination of a software program and a hardware circuit. The structure of the voltage control circuit 200 is not specifically limited in the present application, and may be selected according to actual requirements as long as the functions thereof can be realized.
The surface of the panel body 301 may be provided with mounting holes, and the dc output interface 310 and the voltage input assembly 320 may be disposed through the mounting holes. The panel body 301 can be clamped on a wall body of a use place. The wall body is correspondingly provided with a groove. Part or all of the dc output interface 310 and the voltage input module 320 protrude from the front surface of the panel body 301 for the convenience of operation of a user. The ac-dc conversion circuit 100 and the voltage control circuit 200 may be disposed on the back of the panel body 301, or disposed in a groove of a wall, and are electrically connected to the dc output interface 310 and the voltage input module 320 by wires, respectively. The size, material, shape, etc. of the panel body 301 are not limited, and can be selected according to actual requirements. The dc output interface 310 is used for being plugged into an electric device and outputting dc power to the electric device. The number, the interface form, and the like of the dc output interfaces 310 may be set according to actual requirements. The voltage input component 320 may be a knob input component, a key input component, a touch screen input component, and the like. The specific structure and model of the voltage input assembly 320 are not limited in this application, as long as the functions thereof can be realized.
The operation process of the multi-path dc output apparatus 10 provided in this embodiment is as follows: the user inputs a required dc voltage value, for example, 5V, to the voltage control circuit 200 through the voltage input component 320 on the panel body 301. The voltage control circuit 200 controls the ac-dc conversion circuit 100 to convert ac power into dc power of 5V, and outputs the dc power through the dc output interface 310. The electric equipment can be directly electrically connected with the direct current output interface 310 to realize electricity taking and utilization without an adapter.
In this embodiment, the multi-channel dc output device 10 includes the ac-dc conversion circuit 100, the voltage control circuit 200, and the interface panel 300. The interface panel 300 includes the panel body 301, and the dc output interface 310 and the voltage input component 320 disposed on the panel body 301. The voltage input component 320 is electrically connected to the voltage control circuit 200. The voltage control circuit 200 is electrically connected to the ac-dc conversion circuit 100. The ac-dc conversion circuit 100 is electrically connected to the dc output interface 310. The multi-channel dc output device 10 provided in this embodiment outputs dc power to the panel 301 through the ac-dc conversion circuit 100 and the dc output interface 310, and can supply power to a power device without connecting an adapter, which is convenient and fast to use. In addition, the multi-channel dc output device 10 can be directly disposed on a wall or other locations in a use environment through the interface panel 300, so as to save an installation space and facilitate use. Meanwhile, the voltage input component 320 and the voltage control circuit 200 can realize free selection of various direct currents to adapt to different electric devices, and the universality and the practicability of the multi-path direct current output device 10 are improved.
In one embodiment, the voltage input component 320 is a mechanical input component. The mechanical input component refers to a component for realizing input and selection through a mechanical principle, such as: input knobs, input switches, etc. The input knob or switch includes a plurality of gears, each gear corresponding to a voltage value.
in one embodiment, the voltage input component 320 is a signal input component. The signal input component refers to a component for realizing selection and input of a voltage value through a digital signal or an analog signal, for example: key input, keyboard input, touch screen input, etc. The signal input component can be used for a user to select and input a preset voltage value.
Referring to fig. 2, in one embodiment, the voltage control circuit 200 may include a plurality of voltage selection switches 210. Each of the voltage selection switches 210 is electrically connected to the voltage input assembly 320. Meanwhile, the voltage selection switches 210 are electrically connected to the multiple output terminals of the ac-dc conversion circuit 100, respectively. Each of the voltage selection switches 210 is electrically connected to one output terminal of the ac-dc conversion circuit 100, and each of the voltage selection switches 210 is configured to control output of one dc voltage.
with continued reference to fig. 2, in one embodiment, the ac-dc conversion circuit 100 is configured to convert ac power into at least 2 of 5V dc power, 12V dc power, 20V dc power, 24V dc power, 36V dc power, and 48V dc power. The ac-dc conversion circuit 100 includes at least 2 of a 220V ac-to-5V dc conversion circuit 110, a 220V ac-to-12V dc conversion circuit 120, a 220V ac-to-20V dc conversion circuit 130, a 220V ac-to-24V dc conversion circuit 140, a 220V ac-to-36V dc conversion circuit 150, and a 220V ac-to-48V dc conversion circuit 160.
The input ends of the 220V to 5V dc conversion circuit 110, the 220V to 12V dc conversion circuit 120, the 220V to 20V dc conversion circuit 130, the 220V to 24V dc conversion circuit 140, the 220V to 36V dc conversion circuit 150, and the 220V to 48V dc conversion circuit 160 are electrically connected to the plurality of voltage selection switches 210, respectively, and the output ends are connected to the dc output interface 310. The multi-channel direct current output device 10 provided by the embodiment can realize the output and various selections of 5V direct current, 12V direct current, 20V direct current, 24V direct current, 36V direct current and 48V direct current, and has a simple structure and a wide application range.
Referring to fig. 3, in one embodiment, the voltage control circuit 200 includes a Microprocessor (MCU) 220. The output end of the voltage input component 320 is electrically connected to the input end of the microprocessor 220, and the microprocessor 220 is electrically connected to the input end of the ac-dc conversion circuit 100. The voltage input component 320 receives a target voltage value input by the voltage input component, and controls the ac-dc conversion circuit 100 to output a voltage of a corresponding value according to the target voltage value. The microprocessor 220 controls the ac-dc converter circuit 100 in a manner including, but not limited to, PWM signal control. In this embodiment, the microprocessor 220 controls the ac-dc conversion circuit 100, and the circuit has a simple structure and outputs a dc voltage accurately.
with continued reference to fig. 3, in one embodiment, the output terminal of the ac-dc conversion circuit 100 may also be electrically connected to the input terminal of the microprocessor 220. The voltage value output by the ac-dc converter circuit 100 after conversion is used as the feedback value of the microprocessor 220. The microprocessor 220 adjusts the ac-dc conversion circuit 100 in real time in combination with the target voltage value and the feedback value, thereby further improving the accuracy of the dc voltage output.
With continued reference to fig. 3, in one embodiment, the AC-DC converter circuit 100 includes an AC-DC sub-circuit 170, a voltage dropping circuit 180, and a bridge driving circuit 190. The AC-DC sub-circuit 170 is used to convert the alternating current into a direct current with a preset voltage value. The input of the AC-DC sub-circuit 170 is electrically connected to the AC power source 20. The output of the AC-DC sub-circuit 170 is electrically connected to the input of the voltage dropping circuit 180. The control terminal of the voltage-reducing circuit 180 is electrically connected to the output terminal of the microprocessor 220 through the bridge driving circuit 190. Meanwhile, the output terminal of the voltage input module 320 is electrically connected to the input terminal of the microprocessor 220. The output end of the voltage reduction circuit 180 is electrically connected to the dc output interface 310. The microprocessor 220 controls the operation of the bridge driving circuit 190 and the voltage dropping circuit 180 according to the target voltage value inputted from the voltage input component 320. The step-down circuit 180 and the bridge driving circuit 190 output direct current of corresponding voltages. The voltage reduction circuit 180 includes, but is not limited to, a BUCK circuit. In one embodiment, a partial circuit diagram of the ac-dc converter circuit 100 may be as shown in fig. 4.
In one embodiment, the panel body 201 is a standard switch panel. That is, the size of the panel body 201 is one of 86 type, 118 type, 120 type or 146 type. The 86-type panel body 201 is square in appearance, and the external dimension is 86mm x 86 mm. The 86-type panel body 201 meets the international standard, and is strong in universality and firm in installation.
In one embodiment, the number of the dc output interfaces 310 is plural. The dc output interfaces 310 are disposed on the panel body 301. Each of the dc output interfaces 310 is electrically connected to multiple output terminals of the ac-dc converter circuit 100. The direct current output interface 310 is arranged in a plurality of modes, so that the simultaneous use of a plurality of electric devices can be met, and the practicability is improved.
In one embodiment, the dc output interface 310 is a Universal Serial Bus (USB) interface. The dc output interface 310 of USB can be used to charge the electric devices with USB connection ports such as mobile phones, players, mice, etc.
In one embodiment, the dc output interface 310 is a square interface or a circular interface. The dc output interface 310 with a square interface or a circular interface can improve the versatility of connection with the electric equipment.
Referring to fig. 5, in an embodiment, the multi-channel DC output apparatus 10 further includes a DC-DC conversion circuit (DC-DC conversion circuit) 400. The dc-dc conversion circuit 400 is configured to convert the dc power into a plurality of dc power outputs with preset voltage values. The dc-dc converter circuit 400 is electrically connected to the voltage control circuit 200. The dc output interface 310 is electrically connected to multiple output terminals of the dc-dc converter circuit 400. Specifically, the input end of the dc-dc conversion circuit 400 is electrically connected to the external dc power supply 30. The control end of the dc-dc converter circuit 400 is electrically connected to the voltage control circuit 200. The multiple output terminals of the dc-dc converter circuit 400 are electrically connected to the dc output interface 310. In this embodiment, the dc-dc conversion circuit 400 enables the multi-channel dc output apparatus 10 to provide dc power with different outputs even in the absence of ac power, thereby further improving the practicability.
Referring to fig. 6, in an embodiment, when the external power source is a dc power source 30, for example, a 110V dc power source, the dc-dc conversion circuit 400 includes at least 2 of a 5V dc conversion circuit 410, a 12V dc conversion circuit 420, a 20V dc conversion circuit 430, a 24V dc conversion circuit 440, a 36V dc conversion circuit 450, and a 48V dc conversion circuit 460, and is configured to adjust a voltage of the current dc power source to at least 2 of 5V, 12V, 20V, 24V, 36V, and 48V.
the 5V dc conversion circuit 410, the 12V dc conversion circuit 420, the 20V dc conversion circuit 430, the 24V dc conversion circuit 440, the 36V dc conversion circuit 450, and the 48V dc conversion circuit 460 are all electrically connected to the dc output interface 310.
In one embodiment, the dc-dc converter circuit 400 is used to convert the dc power of the dc power supply 30 into multiple dc outputs with preset voltage values by cooperating with the microprocessor 220. The specific circuit structure of the ac-ac converter 400 may be similar to the structure shown in fig. 3. And will not be described in detail herein.
Referring to fig. 7, in one embodiment, the multi-channel dc output apparatus 10 further includes a power connection line 500. The power connection line 500 includes an input interface 510, an output interface 520, and a connection line 530. The interface type of the input interface 510 can be matched with the dc output interface 310, so as to implement the plugging with the dc output interface 310. The output interface 520 is matched with the power socket of the electric equipment according to the different electric equipment. By inserting the input interface 510 into the dc output interface 310, the output interface 520 is connected to a power interface of an electrical device, so as to supply power to the electrical device. In this embodiment, the consumer need not to match the adapter, also need not the mating connection line, can realize power and insert convenient to use, and the practicality is strong.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A multi-channel dc output device, comprising:
The alternating current-direct current conversion circuit (100) is used for converting alternating current into multi-path direct current with a preset voltage value and outputting the multi-path direct current;
The voltage control circuit (200) is electrically connected with the alternating current-direct current conversion circuit (100) and is used for controlling the alternating current-direct current conversion circuit (100) to output direct current voltage;
The interface panel (300) comprises a panel body (301), a direct current output interface (310) and a voltage input assembly (320), wherein the direct current output interface (310) and the voltage input assembly (320) are arranged on the panel body (301), the direct current output interface (310) is electrically connected with multiple output ends of the alternating current-direct current conversion circuit (100), the voltage input assembly (320) is electrically connected with the voltage control circuit (200), and the voltage input assembly (320) is used for inputting target direct current voltage to the voltage control circuit (200).
2. The multiple direct current output device according to claim 1, wherein the voltage control circuit (200) comprises a plurality of voltage selection switches (210), and each voltage selection switch (210) is electrically connected to the voltage input component (320) and the alternating current/direct current conversion circuit (100), respectively.
3. The multi-channel DC output device according to claim 2, wherein the AC/DC conversion circuit (100) comprises at least 2 of a 220V AC-to-5V DC conversion circuit (110), a 220V AC-to-12V DC conversion circuit (120), a 220V AC-to-20V DC conversion circuit (130), a 220V AC-to-24V DC conversion circuit (140), a 220V AC-to-36V DC conversion circuit (150), and a 220V AC-to-48V DC conversion circuit (160), the AC/DC conversion circuit (100) is configured to convert AC into at least 2 of 5V DC, 12V DC, 20V DC, 24V DC, 36V DC, and 48V DC;
The direct current conversion circuit comprises a 220V alternating current to 5V direct current conversion circuit (110), a 220V alternating current to 12V direct current conversion circuit (120), a 220V alternating current to 20V direct current conversion circuit (130), a 220V alternating current to 24V direct current conversion circuit (140), a 220V alternating current to 36V direct current conversion circuit (150) and a 220V alternating current to 48V direct current conversion circuit (160), wherein input ends of the 220V alternating current to 5V direct current conversion circuit and the 220V alternating current to 48V direct current conversion circuit are respectively electrically connected with a plurality of voltage selection switches (210), and output ends of the 220V alternating current to 48V direct current conversion circuit are connected.
4. The multiple direct current output device according to claim 1, wherein the voltage control circuit (200) comprises a microprocessor (220), the voltage input component (320) is electrically connected with the microprocessor (220), and the microprocessor (220) is electrically connected with the alternating current/direct current conversion circuit (100).
5. The multiple direct current output device according to claim 1, wherein the panel body (301) is a 86-type panel, a 118-type panel, a 120-type panel or a 146-type panel.
6. The multi-channel direct current output device according to claim 1, wherein the number of the direct current output interfaces (310) is plural, and each direct current output interface (310) is disposed on the panel body (301) and is electrically connected to the multi-channel output end of the alternating current/direct current conversion circuit (100), respectively.
7. The multiple direct current output device according to claim 1, wherein the direct current output interface (310) is a universal serial bus interface.
8. The multiple direct current output device according to claim 1, wherein the direct current output interface (310) is a circular socket or a square socket.
9. The multi-channel dc output device according to claim 1, further comprising:
The direct current-direct current conversion circuit (400), the direct current-direct current conversion circuit (400) with the voltage control circuit (200) electricity is connected, direct current output interface (310) with the multichannel output end electricity of direct current-direct current conversion circuit (400) all is connected, direct current-direct current conversion circuit (400) are used for changing direct current into the multichannel direct current output of predetermineeing the voltage value.
10. The multi-channel dc output device according to claim 9, wherein the dc-dc conversion circuit (400) comprises at least 2 of a 5V dc-dc conversion circuit (410), a 12V dc-dc conversion circuit (420), a 20V dc-dc conversion circuit (430), a 24V dc-dc conversion circuit (440), a 36V dc-dc conversion circuit (450), and a 48V dc-dc conversion circuit (460);
The 5V dc conversion circuit (410), the 12V dc conversion circuit (420), the 20V dc conversion circuit (430), the 24V dc conversion circuit (440), the 36V dc conversion circuit (450), and the 48V dc conversion circuit (460) are all electrically connected to the dc output interface (310).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920643801.8U CN209748426U (en) | 2019-05-07 | 2019-05-07 | Multi-path direct current output device |
| PCT/CN2019/109306 WO2020224178A1 (en) | 2019-05-07 | 2019-09-30 | Multi-path direct current output device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920643801.8U CN209748426U (en) | 2019-05-07 | 2019-05-07 | Multi-path direct current output device |
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| CN209748426U true CN209748426U (en) | 2019-12-06 |
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| CN201920643801.8U Active CN209748426U (en) | 2019-05-07 | 2019-05-07 | Multi-path direct current output device |
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| WO (1) | WO2020224178A1 (en) |
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| CN112666385A (en) * | 2020-12-30 | 2021-04-16 | 苏州工业园区科佳自动化有限公司 | Multipath direct current monitoring device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100524971C (en) * | 2005-10-31 | 2009-08-05 | 凹凸科技（中国）有限公司 | Electric connector device of providing multiple output voltages |
| CN1925294A (en) * | 2006-04-13 | 2007-03-07 | 苏州宾特电源有限公司 | Universal intelligent electric power unit |
| CN201699724U (en) * | 2010-06-29 | 2011-01-05 | 罗富华 | Router or switchboard capable of online and continuous charging and discharging |
| CN203933391U (en) * | 2014-05-15 | 2014-11-05 | 奇瑞汽车股份有限公司 | A kind of multichannel DC power module application circuit |
| CN205945543U (en) * | 2016-07-15 | 2017-02-08 | 夏颖 | Alternating current -direct current is power supply in coordination |
| CN206775403U (en) * | 2017-05-11 | 2017-12-19 | 东莞市瀛通电线有限公司 | A kind of AC/DC power supply change-over devices |
-
2019
- 2019-05-07 CN CN201920643801.8U patent/CN209748426U/en active Active
- 2019-09-30 WO PCT/CN2019/109306 patent/WO2020224178A1/en active Application Filing
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| WO2020224178A1 (en) | 2020-11-12 |
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Address after: 518101 4th floor, building B1, Zhanfeng Industrial Park, Hangcheng Industrial Park, Taoyuan community, Xixiang street, Bao'an District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Weifu Smart Home Technology Co.,Ltd. Address before: 518101 4th floor, building B1, Zhanfeng Industrial Park, Hangcheng Industrial Park, Taoyuan community, Xixiang street, Bao'an District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Weifu Wisdom Home Technology Co.,Ltd. |