CN213990164U - Multi-port power output regulating circuit structure and charging device with same - Google Patents
Multi-port power output regulating circuit structure and charging device with same Download PDFInfo
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- CN213990164U CN213990164U CN202021676320.6U CN202021676320U CN213990164U CN 213990164 U CN213990164 U CN 213990164U CN 202021676320 U CN202021676320 U CN 202021676320U CN 213990164 U CN213990164 U CN 213990164U
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Abstract
The utility model relates to a technical field that charges discloses a many mouthfuls of power output regulating circuit structure and have its charging device, reinforcing single pass output channel's output that charges. The utility model comprises a control module, a charging output channel and a parallel switch, wherein the charging output channel is connected with a power supply adjusting unit, a control switch and an output port in sequence, and a connection point between the power supply adjusting unit and the control switch is a node A; the power supply regulating unit and the control ends of the parallel switches are respectively electrically connected with the control module, and the first ends and the second ends of the parallel switches are respectively connected with any two paths of nodes A. The utility model discloses a control parallel switch and control switch, can make the power conditioning unit of two tunnel at least simultaneously to a delivery outlet output, improve the output of single delivery outlet, and the delivery outlet all is connected with when by battery charging outfit, then can break off parallel switch and only closed control switch, then can make power conditioning unit alone to the delivery outlet output of the same way.
Description
Technical Field
The utility model relates to a technical field that charges, especially a many mouthfuls of power output regulating circuit structure and have its charging device.
Background
In the structure of the conventional multi-path quick charging power supply device, each path of charging output channel works independently, and each path of charging output channel is supplied with power by the same power supply, so that the charging output channel is limited by the total output power of an input power supply.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a many mouthfuls of power output regulating circuit structure can strengthen the output of one way output channel that charges.
The utility model discloses still provide a charging device who has above-mentioned many mouthfuls of power output regulating circuit structure.
According to the utility model discloses a many mouthfuls of power output regulating circuit structure of first aspect embodiment, including control module, at least two way charge output channel and at least one parallel switch, each way charge output channel connect gradually power conditioning unit, control switch and delivery outlet, the tie point between the input of power conditioning unit and the control switch is node A; the control module is respectively connected with the power supply regulating unit of each path; the control ends of the parallel switches are electrically connected with the control module, and the first end and the second end of each parallel switch are respectively connected with the nodes A in any two paths.
According to the utility model discloses many mouthfuls of power output regulating circuit structure has following beneficial effect at least: by controlling the states of the parallel switch and the control switch, the power supply regulating units of at least two paths can output power to one output port simultaneously, thereby improving the output power of a single output port and meeting the requirement of more powerful charged equipment, and when the output port of each path is connected with the charged equipment, the corresponding parallel switch can be disconnected and the corresponding control switch can be closed only, so that the power supply regulating unit of each path can output power to the output port of the same path independently. The workload of the power conditioning unit can be reduced.
According to some embodiments of the present invention, each way the power supply regulating unit is further connected with the control end of the control switch respectively.
According to some embodiments of the utility model, each way power supply adjusting unit still respectively with same all the way the delivery outlet communication is connected.
According to some embodiments of the present invention, each way the control end of the control switch is connected with the control module respectively.
According to some embodiments of the present invention, each way the delivery outlet respectively with control module communication is connected.
According to some embodiments of the invention, the power supply regulating unit is an AC/DC circuit or a DC/DC circuit.
According to some embodiments of the present invention, the control switch is any one of a MOS transistor, a BJT transistor, a controllable circuit breaker or a relay.
According to the utility model discloses a some embodiments, parallel switch includes two MOS pipes, two be connected with control module after the grid of MOS pipe is connected, two the source electrode interconnect of MOS pipe, two the drain electrode of MOS pipe respectively with correspond node A connects.
According to some embodiments of the utility model, the parallel switch includes relay J1, the first coil end of relay J1 does the control end of parallel switch, relay J1's second coil end ground connection, relay J1's first contact and second contact respectively with arbitrary two tunnel node A connects.
According to some embodiments of the present invention, each of the input terminals of the power conditioning unit is connected to the same or different input power source.
According to the utility model discloses a charging device of second aspect embodiment, include according to the utility model discloses the many mouthfuls of power output regulating circuit structure of above-mentioned first aspect embodiment.
According to the utility model discloses charging device has following beneficial effect at least: through control parallel switch and control switch's state, can make the power conditioning unit of two at least ways simultaneously to a delivery outlet output, thereby can improve the output of single delivery outlet, satisfy more powerful by battery charging outfit's demand, and when every delivery outlet of the same kind all is connected with when being battery charging outfit, then can break off the parallel switch that corresponds and only closed control switch that corresponds, then can make every power conditioning unit of the same kind alone to the same delivery outlet output of the same kind, the utility model discloses simple structure can also realize maximum utilization ratio to power output simultaneously, not only can satisfy conventional demand of charging, still can strengthen the output of single way output channel that charges simultaneously, satisfy powerful demand of charging.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic circuit block diagram of a multi-port power output regulating circuit structure according to an embodiment of the present invention;
FIG. 2 is one of the circuit block diagrams of the parallel switches of the multi-port power output regulation circuit configuration shown in FIG. 1;
FIG. 3 is one of the circuit block diagrams of the parallel switches of the multi-port power output regulation circuit configuration shown in FIG. 1;
FIG. 4 is one of the circuit block diagrams of the parallel switches of the multi-port power output regulation circuit configuration shown in FIG. 1;
fig. 5 is a schematic circuit block diagram of a multi-port power output regulating circuit structure according to a first embodiment of the present invention;
fig. 6 is a schematic circuit block diagram of a multi-port power output regulating circuit structure according to a second embodiment of the present invention;
fig. 7 is a schematic circuit block diagram of a multi-port power output regulating circuit structure according to a third embodiment of the present invention;
fig. 8 is a schematic circuit block diagram of a multi-port power output regulating circuit structure according to a fourth embodiment of the present invention;
fig. 9 is a schematic circuit block diagram of a multi-port power output regulating circuit structure according to a fifth embodiment of the present invention.
Reference numerals: the charging system comprises a charging output channel 100, a power supply regulating unit 110, a control switch 120, an output port 130, a control module 200, a parallel switch 300 and an input power supply 400.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If any description to first, second and third is only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1, the multi-port power output regulating circuit structure according to the embodiment of the first aspect of the present invention includes a control module 200, at least two charging output channels 100 and at least one parallel switch 300, where each charging output channel 100 is connected to a power regulating unit 110, a control switch 120 and an output port 130 in sequence, and a connection point between an input end of the power regulating unit 110 and the control switch 120 is a node a; the control module 200 is connected to the power supply adjusting unit 110 of each channel; the control end of the parallel switch 300 is electrically connected to the control module 200, and the first end and the second end of each parallel switch 300 are respectively connected to any two of the nodes a.
Specifically, the number of the charging output channels 100 is at least two, and in combination with actual design requirements, a person skilled in the art may set a corresponding number of charging output channels 100, referring to fig. 1, if the number of the charging output channels 100 is n, there are n total a nodes, which are a1 and a2 … … An, respectively, and according to actual circuit structure requirements, at most n (n-1)/2) parallel switches 300 may be set between the n charging output channels 100, and it is conceivable that, according to product requirements, no parallel switch 300 may be set between any two charging output channels 100.
The input end of the power supply regulating unit 110 is connected to the input power supply 400, and the power supply regulating unit 110 is used for power supply or voltage conversion, so that the input power supply 400 is converted to be suitable for the power supply type or voltage of the charged device, that is, the power supply regulating unit 110 of each path can independently output power within a limited range, that is, the output power of the power supply regulating unit 110 of each path is within the limited range, and by combining the action of the parallel switch 300, the power supply regulating units 110 of at least two paths can output power to the same output port 130, so that the output power of a single output port 130 can be improved. By adopting the structure mode, the production cost of each power supply regulating unit 110 can be reduced, and the requirement of the charged equipment with larger charging power can be met under the condition of the conventional charged equipment.
The control module 200 directly controls the operating state of the power supply adjusting unit 110, that is, adjusts the voltage or current of the power supply adjusting unit 110, so as to adjust the output power of the power supply adjusting unit 110, and the control module 200 may also directly control the corresponding control switch 120 through the power supply adjusting unit 110, wherein the circuit structure of the control module 200 is a conventional structure, and a single chip or a DSP system (Digital Signal Processing) may be used, which is not described in detail here, and the separate control module 200 is provided to control the parallel switch 300, so that the cost and complexity of the power supply adjusting unit 110 can be further reduced, that is, the workload of the power supply adjusting unit 100 can be reduced.
In some embodiments of the present invention, the power conditioning unit 110 is an AC/DC circuit or a DC/DC circuit. The power supply adjusting unit 110 may employ a power conversion structure of a corresponding AC/DC circuit or DC/DC circuit according to the type of the input power supply 400, thereby converting the input power supply 400 into a charging power supply or a voltage value required by the charged device. The AC/DC circuit or the DC/DC circuit is a conventional technical means for those skilled in the art, and will not be described in detail herein.
Referring to fig. 2 and 3, in some embodiments of the present invention, the parallel switch 300 includes two MOS transistors, two of which the gates are connected to the control module 200, two of which the sources are connected to each other, and two of which the drains are connected to the corresponding nodes a respectively. By adopting the connection mode of two MOS tube backrests, the bidirectional isolation can be realized. Specifically, the two MOS transistors M1 and M2 in fig. 2 are PMOS transistors, respectively, and the two MOS transistors M3 and M4 in fig. 3 are NMOS transistors, respectively.
Referring to fig. 4, in some embodiments of the present invention, the parallel switch 300 includes a relay J1, the first coil end of the relay J1 is the control end of the parallel switch 300, the second coil end of the relay J1 is grounded, and the first contact and the second contact of the relay J1 are respectively connected to the node a of any two paths. With relay J1, the transfer of bi-directional power can be satisfied.
Referring to fig. 5 and 6, in some embodiments of the present invention, each of the power conditioning units 110 is further connected to the control terminal of the control switch 120. The power supply adjusting units 110 are connected to the control ends of the control switches 120, so that the power supply adjusting units 110 of each channel can individually control the operating state of the control switches 120, and meanwhile, each power supply adjusting unit 110 is also connected to the control module 200, so that the control module 200 can control the operating state of the control switches 120 of each channel through the power supply adjusting units 110.
Referring to fig. 5 and 6, in some embodiments of the present invention, each of the power conditioning units 110 is further communicatively connected to the output ports 130 of the same channel. Through the communication connection, when the output port 130 is connected to the charged device, the charged device may send a charging requirement, such as a normal voltage charging requirement, a fast charging voltage requirement, or a higher power charging requirement, to the power supply regulating unit 110 through the output port 130. Wherein, the higher power charge requirement means: the charging power demand value of the current charging device is higher than the highest output power of the output voltage of a single power supply regulating unit 110, and according to the corresponding power charging demand, the power supply regulating unit 110 can send a demand to the control module 200, so that the control module 200 controls the corresponding parallel switch 300, and at least one more power supply regulating units 110 are added to output to the corresponding output ports 130 in a centralized manner. Specifically, the communication protocol between the power conditioning unit 110 and the charged device is conventional and will not be described in detail here.
Referring to fig. 7, in some embodiments of the present invention, the control terminal of each of the control switches 120 is connected to the control module 200. The control end of the control switch 120 is connected to the control module 200, and the control module 200 can directly control the operating state of the control switch 120.
Referring to fig. 7, in some embodiments of the present invention, each of the outlets 130 is communicatively connected to the control module 200. The output ports 130 are directly connected to the control module 200 in a communication manner, so that the charged device can directly send a charging request to the control module 200, and the control module 200 directly controls the corresponding control switch 120 and the parallel switch 300, thereby meeting the corresponding charging request.
It is contemplated that the operating states of the control switch 120 and the shunt switch 300 may also be controlled directly by a user. In some embodiments of the present invention, the control switch 120 is any one of a MOS Transistor (Metal Oxide semiconductor field effect Transistor), a BJT Transistor (Bipolar Junction Transistor), a controllable circuit breaker or a relay. In combination with practical requirements, a person skilled in the art may use a corresponding switching element as the control switch 120.
In some embodiments of the present invention, each of the input terminals of the power conditioning unit 110 is connected to the same or different input power source 400. The power supply is independently connected with different input power supplies 400, so that the reliability of the whole circuit structure can be improved, and when one input power supply 400 is abnormal, the input power supplies 400 of other paths can normally supply power; however, the same input power 400 is adopted, so that the cost of the whole circuit structure can be reduced, and therefore, according to the actual requirement, each power supply adjusting unit 110 can be separately connected with different input power 400, or each power supply adjusting unit 110 is simultaneously connected with the same input power 400, specifically, referring to fig. 6, for the form that each power supply adjusting unit 110 is separately connected with different input power 400, referring to fig. 5, 7, 8 and 9, each power supply adjusting unit 110 is simultaneously connected with the same input power 400.
Referring to fig. 8, in the present embodiment, the charging output channel 100 is provided with two paths, and a total of two nodes a are provided, where the two nodes a are a1 and a2, respectively, and a parallel switch 300 is connected between the nodes a1 and a2, where the parallel switch 300 employs two PMOS transistors, the two PMOS transistors are M1 and M2, gates of the two PMOS transistors are connected to the control module 200, sources of the two PMOS transistors are connected to each other, and drains of the two PMOS transistors are connected to the nodes a1 and a2, respectively. By adopting the connection of two PMOS tubes, the requirement of bidirectional independent power transmission can be met. The output power ranges of the two power supply adjusting units 110 are set between P1 and P2, where P2 is greater than P1, when the parallel switch 300 is in an off state, the output powers of the two output ports 130 are respectively between P1 and P2, and when the parallel switch 300 is in an on state, the control switch 120 of one of the two output ports needs to be in an off state, and the control switch 120 of the other output port needs to be in an on state, the output power of the corresponding output port 130 is adjusted to 2P1 to 2P2, that is, the output powers of the two power supply adjusting units 110 are superposed on the same output port 130 for output, and the power of a single output port 130 can be increased. It is contemplated that the output power range of the two-way power conditioning unit 110 may be a different range.
Referring to fig. 9, in the present embodiment, the charging output channel 100 has three paths, and a total of three nodes a are provided, two nodes a are a1, a2, and A3, respectively, a parallel switch 300 is connected between the nodes a1 and a2, a parallel switch 300 is connected between the nodes a1 and A3, and a parallel switch 300 is connected between the nodes a2 and A3. Wherein the output power of the three-way power regulating unit 110 is set between P1 and P2, wherein P2 is greater than P1.
a) The three parallel switches 300 are all in an open state, the three control switches 120 are all closed, and the output powers of the three output ports 130 are respectively between P1 and P2;
b) the parallel switch 300 between the nodes a1 and a2 is closed, the other two parallel switches 300 are in an open state, the control switch 120 on the node a1 is in a closed state, the control switch 120 on the node a2 is in an open state, and the control switch 120 on the node A3 is in a closed state, so that the output power of the output port 130 corresponding to the node a1 is adjusted to 2P1 to 2P2, the output power of the output port 130 corresponding to the node a2 is 0, and the output power of the output port 130 corresponding to the node A3 is still P1 to P2;
c) the parallel switch 300 between the nodes a1 and a2 and the parallel switch 300 between the nodes a1 and A3 are in a closed state, the parallel switch 300 between the nodes a2 and A3 is in an open state, the control switch 120 on the node a1 is in a closed state, the control switch 120 on the node a2 and the control switch 120 on the node A3 are in an open state, the output power of the output port 130 corresponding to the node a1 is adjusted to be 3P1 to 3P2, the output power of the output port 130 corresponding to the node a2 is 0, and the output power of the output port 130 corresponding to the node a2 is 0.
It is contemplated that the output power of the three-way power conditioning unit 110 may be set to different ranges. By controlling each of the control switches 120 and the corresponding parallel switch 300, the range of output power of the single output port 130 can be adjusted.
According to the multi-port power output regulating circuit structure of the embodiment of the present invention, by such arrangement, at least some effects can be achieved, by controlling the states of the parallel switch 300 and the control switch 120, at least two paths of power regulating units 110 can output power to one output port 130 at the same time, thereby increasing the output power of a single output port 130, satisfying the requirement of a charged device with higher power, and when the output port 130 of each path is connected with the charged device, the corresponding parallel switch 300 can be disconnected and the corresponding control switch 120 is only closed, so that each path of power regulating unit 110 can output power to the output port 130 of the same path alone, the present invention has a simple structure, and can also achieve the maximum utilization rate of power output, not only can satisfy the conventional charging requirement, but also can enhance the output power of the single charging output channel 100, the requirement of high-power charging is met, and in addition, the cost and the complexity of the power supply adjusting unit 110 can be further reduced by arranging the independent control module 200 to control the parallel switch 300, namely, the workload of the power supply adjusting unit 100 can be reduced.
According to the utility model discloses a charging device of second aspect embodiment, include according to the utility model discloses the many mouthfuls of power output regulating circuit structure of above-mentioned first aspect embodiment.
Other configurations and operations of the charging device according to the embodiments of the present invention are known to those skilled in the art, such as a conventional power socket, a charger, a mobile power supply or a vehicle-mounted power converter, and therefore will not be described in detail herein.
According to the utility model discloses charging device has following beneficial effect at least: through the state of control parallel switch 300 and control switch 120, can make the power regulating unit 110 of at least two tunnel simultaneously to an delivery outlet 130 output, thereby can improve single delivery outlet 130's output, satisfy more powerful by battery charging outfit's demand, and when every delivery outlet 130 of the same kind all is connected with when being battery charging outfit, then can break off corresponding parallel switch 300 and only closed control switch 120 that corresponds, then can make every power regulating unit 110 of the same kind alone to the delivery outlet 130 output of the same kind, the utility model discloses simple structure, can also realize the maximum utilization ratio to power output simultaneously, not only can satisfy conventional demand for charging, still can strengthen single way output 100's output simultaneously, satisfy powerful demand for charging.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A multi-port power output regulating circuit structure, comprising:
the charging system comprises at least two charging output channels, a power supply adjusting unit, a control switch and an output port, wherein each charging output channel is sequentially connected with the power supply adjusting unit, the control switch and the output port, and a connection point between the input end of the power supply adjusting unit and the control switch is a node A;
the control module is respectively connected with the power supply regulating unit of each path;
and the control end of the parallel switch is electrically connected with the control module, and the first end and the second end of each parallel switch are respectively connected with any two paths of the nodes A.
2. The multi-port power supply output regulation circuit structure of claim 1, wherein: and each path of power supply regulating unit is also respectively connected with the control end of the control switch.
3. The multi-port power supply output regulation circuit structure of claim 1, wherein: each path of power supply regulating unit is also respectively in communication connection with the same path of output port.
4. The multi-port power supply output regulation circuit structure of claim 1, wherein: and the control end of each path of control switch is respectively connected with the control module.
5. The multi-port power supply output regulation circuit structure of claim 1, wherein: and each output port is respectively in communication connection with the control module.
6. The multi-port power supply output regulation circuit structure of any one of claims 1 to 5, wherein: the power supply regulating unit is an AC/DC circuit or a DC/DC circuit.
7. The multi-port power supply output regulation circuit structure of any one of claims 1 to 5, wherein: the control switch is any one of an MOS tube, a BJT tube, a controllable breaker or a relay.
8. The multi-port power supply output regulation circuit structure of any one of claims 1 to 5, wherein: the parallel switch comprises two MOS tubes, the grid electrodes of the two MOS tubes are connected with the control module, the source electrodes of the two MOS tubes are connected with each other, and the drain electrodes of the two MOS tubes are respectively connected with the corresponding nodes A.
9. The multi-port power supply output regulation circuit structure of any one of claims 1 to 5, wherein: the parallel switch comprises a relay J1, a first coil end of the relay J1 is a control end of the parallel switch, a second coil end of the relay J1 is grounded, and a first contact and a second contact of the relay J1 are respectively connected with the nodes A of any two paths.
10. A charging device, characterized by: comprising a multi-port power supply output regulation circuit arrangement as claimed in any one of claims 1 to 9.
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| CN202021676320.6U CN213990164U (en) | 2020-08-12 | 2020-08-12 | Multi-port power output regulating circuit structure and charging device with same |
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| CN202021676320.6U CN213990164U (en) | 2020-08-12 | 2020-08-12 | Multi-port power output regulating circuit structure and charging device with same |
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Address after: 519000 room 1401-1405, building 4, No. 101, University Road, Tangjiawan Town, Xiangzhou District, Zhuhai City, Guangdong Province Patentee after: Zhuhai Zhirong Technology Co.,Ltd. Address before: 1505, building 3, Tsinghua Science Park, 101 Tangjiawan University Road, high tech Zone, Zhuhai, Guangdong 519000 Patentee before: ZHUHAI SMART WARE TECHNOLOGY CO.,LTD. |