Optical storage, charging and conversion all-in-one machine

Abstract

The utility model relates to a light storage, charging and replacement all-in-one machine, which comprises a cabinet body, a first storage bin, a second storage bin and a third storage bin, wherein the first storage bin is arranged in the cabinet body and is used for storing a battery replacement battery of an electric bicycle; the second storage bin is used for storing a power supply working circuit; the photovoltaic panel is arranged outside the cabinet body and used for photovoltaic power generation, and the charging plugs are used for being connected with an electric bicycle. According to the utility model, different functional modules can be stored in different bins in the electric cabinet, the management and maintenance of equipment are facilitated, and the use experience of a user is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of charging and replacing electricity, and more specifically, to an integrated photovoltaic storage and charging and replacing machine. Background Art

[0002] There are currently two ways to charge electric bicycles: one is to use a battery swap cabinet, where the power comes from the mains; the other is to use a charging pile, where the power comes from the mains. The charging pile is equipped with multiple AC output sockets, and each electric bicycle carries an adapter, which is inserted into the charging socket. The adapter outputs DC power to charge the electric bicycle battery. The batteries do not have a battery management system, so they are prone to catching fire and exploding during charging. Moreover, the charging cabinet setting does not allow for management of the charging and swapping process. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a photovoltaic storage charging and swapping integrated machine in view of the above-mentioned technical defects of the prior art.

[0004] The technical solution adopted by the utility model to solve its technical problems is: constructing a photovoltaic storage charging and replacement integrated machine, including: a cabinet body, a first storage compartment arranged inside the cabinet body for storing electric bicycle replacement batteries, a second storage compartment for storing power supply working circuits and a third storage compartment for storing energy storage batteries; and a photovoltaic panel arranged outside the cabinet body for photovoltaic power generation, and one or more charging plugs for connecting electric bicycles.

[0005] Preferably, in the photovoltaic storage charging and swapping integrated machine described in the utility model, the power supply working circuit includes: a photovoltaic storage hybrid inverter, a power conversion circuit and a control board, and a first power supply interface and a second power supply interface connected to the power conversion circuit, and a first communication interface and a second communication interface connected to the control board;

[0006] The mains input port of the photovoltaic-storage hybrid inverter is used to connect to the mains input to provide AC input to the photovoltaic-storage hybrid inverter;

[0007] The photovoltaic power supply port of the photovoltaic-storage hybrid inverter is connected to the photovoltaic panel, and is used to provide photovoltaic power supply to the photovoltaic-storage hybrid inverter;

[0008] The energy storage port of the photovoltaic-storage hybrid inverter is connected to the third storage compartment, and is used to charge the energy storage battery or to supply power to the photovoltaic-storage hybrid inverter through the energy storage battery;

[0009] The AC output port of the photovoltaic-storage hybrid inverter is connected to the power conversion circuit;

[0010] The first power supply interface is connected to the first storage compartment and is used to supply power to the battery replacement battery;

[0011] The first communication interface is connected to the first storage bin and is used to communicate with the battery replacement battery;

[0012] The second power supply interface is connected to the charging plug and is used to supply power to the charging plug;

[0013] The second communication interface is connected to the charging plug and is used for communicating with the charging plug.

[0014] Preferably, in the integrated photovoltaic storage and charging / swap machine described in the utility model, the first storage compartment includes a plurality of first sub-compartments, each of the first sub-compartments is used to store a swap battery, and each first sub-compartment is provided with a corresponding compartment door.

[0015] Preferably, in the integrated photovoltaic storage and charging / swapping machine described in the utility model, the third storage compartment includes a plurality of third sub-compartments, the energy storage battery includes a plurality of battery packs connected in series, and the battery packs are respectively arranged in corresponding third sub-compartments.

[0016] Preferably, in the integrated photovoltaic storage and charging / swapping device described in the utility model, the second storage bin and the third storage bin are provided with a common bin door.

[0017] Preferably, in the integrated photovoltaic storage and charging / swapping device described in the utility model, the power conversion circuit includes a rectifier module, a power factor correction module, a first power conversion module and a plurality of second power conversion modules;

[0018] The input end of the power factor correction module is connected to the AC output end of the photovoltaic storage hybrid inverter via the rectifier module, and the output end of the power factor correction module is connected to the input end of the first power conversion module;

[0019] The input ends of all the second power conversion modules are connected to the output ends of the first power conversion modules, and the output end of each of the second power conversion modules is connected to a corresponding charging plug.

[0020] Preferably, in the integrated photovoltaic storage and charging / swapping device described in the utility model, the power conversion circuit further includes a first protection circuit;

[0021] The input end of the first protection circuit is connected to the AC output end of the photovoltaic hybrid inverter, the output end of the first protection circuit is connected to the input end of the rectifier module, and the output end of the rectifier module is connected to the input end of the power factor correction module.

[0022] Preferably, in the integrated photovoltaic storage and charging / swapping device described in the utility model, the first power conversion module includes a DCDC isolation circuit and a DC total output circuit;

[0023] A first end of the DCDC isolation circuit is connected to an output end of the power factor correction module, and a second end of the DCDC isolation circuit is connected to an input end of the DC total output circuit;

[0024] The output ends of the DC total output circuit are used to connect to the input ends of the second power conversion modules respectively.

[0025] Preferably, in the integrated photovoltaic storage and charging / swapping device described in the utility model, the second power conversion module includes: a second protection circuit, a BUCK power circuit, a power output circuit and a sampling circuit;

[0026] The input end of the BUCK power circuit is connected to the output end of the first power conversion module via the second protection circuit, and the output end of the BUCK power circuit is connected to the power output circuit to connect to the charging plug through the power output circuit;

[0027] The sampling circuit is connected to the power output circuit and the control board, and is used to obtain power output information of the power output circuit.

[0028] Preferably, in the photovoltaic storage charging and swapping integrated machine described in the utility model, the photovoltaic storage hybrid inverter includes an inverter with model TP6KB-H1P.

[0029] The implementation of the utility model of an integrated photovoltaic storage and charging / replacing machine has the following beneficial effects: through the compartment setting, different functional modules can be stored in the electrical cabinet in separate compartments, which facilitates the management and maintenance of the equipment and improves the user experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] The present invention will be further described below with reference to the accompanying drawings and embodiments, in which:

[0031] Figure 1 This is a structural schematic diagram of an embodiment of a photovoltaic storage charging and swapping integrated machine of the utility model;

[0032] Figure 2 This is a structural schematic diagram of another embodiment of a photovoltaic storage charging and swapping integrated device of the utility model;

[0033] Figure 3 This is a logic block diagram of an embodiment of a photovoltaic storage charging and swapping integrated machine of the utility model;

[0034] Figure 4 This is a structural schematic diagram of an embodiment of a photovoltaic storage charging and swapping integrated machine of the utility model;

[0035] Figure 5 This is a partial logic block diagram of an embodiment of a photovoltaic storage charging and swapping integrated machine of the utility model;

[0036] Figure 6This is a partial circuit schematic diagram of an embodiment of a photovoltaic storage charging and swapping integrated device of the utility model;

[0037] Figure 7 This is a partial circuit schematic diagram of another embodiment of a photovoltaic storage charging and swapping integrated device of the utility model;

[0038] Figure 8 This is a partial circuit schematic diagram of another embodiment of the integrated photovoltaic storage and charging / swapping device of the utility model. DETAILED DESCRIPTION

[0039] In order to have a clearer understanding of the technical features, purposes and effects of the present utility model, the specific implementation methods of the present utility model are now described in detail with reference to the accompanying drawings.

[0040] like Figure 1 , Figure 2 and Figure 4 As shown, the structure of an embodiment of a photovoltaic storage charging and swapping integrated device of the utility model is shown. Figure 1 , Figure 2 and Figure 4In the embodiment of a photovoltaic storage charging and swapping integrated machine of the utility model shown, it includes: a cabinet 100, a first storage compartment 110 for storing an electric bicycle battery replacement, a second storage compartment 120 for storing a power supply working circuit, and a third storage compartment 130 for storing an energy storage battery 131, which is arranged inside the cabinet 100; and a photovoltaic panel 132 for photovoltaic power generation, which is arranged outside the cabinet 100, and one or more charging plugs 380 for connecting an electric bicycle. Specifically, the photovoltaic storage charging and swapping integrated machine includes an integrated cabinet 100, in which a first storage compartment 110, a second storage compartment 120, and a third storage compartment 130 are arranged to store an electric bicycle battery replacement, a power supply working circuit, and an energy storage battery 131, respectively. The electric bicycle battery replacement is used to be installed on an electric bicycle to power the electric bicycle. The energy storage battery 131 is used to store energy from photovoltaic power generation, so that at a specific time, the circuit in the cabinet can be powered by the energy storage battery 131. The power working circuit is used to realize the conversion process of the internal power supply to obtain the required power output, which may include a power circuit and a corresponding power control circuit. The power conversion process may include converting the output of the photovoltaic panel 132 to obtain the power output required by the battery replacement battery and the power output of the charging plug 380, and may also include converting the output of the photovoltaic panel 132 to obtain the charging power of the energy storage battery 131, and may also include converting the output of the energy storage battery 131 to obtain the power output required by the battery replacement battery and the power output of the charging plug 380. In one embodiment, there are multiple photovoltaic panels 132, and the number can be set according to the input capacity of the power working circuit. Among them, the power supply and control parts in the battery replacement warehouse are integrated in the corresponding warehouse body, which is convenient for the management and maintenance of the equipment and improves the user experience.

[0041] Optional, such as Figure 3As shown, the power supply working circuit includes: a photovoltaic storage hybrid inverter 310, a power conversion circuit 320 and a control board 330, as well as a first power supply interface 340 and a second power supply interface 350 connected to the power conversion circuit 320, and a first communication interface 360 ​​and a second communication interface 370 connected to the control board 330; the mains input port of the photovoltaic storage hybrid inverter 310 is used to connect the mains input to provide AC input to the photovoltaic storage hybrid inverter 310; the photovoltaic power supply port of the photovoltaic storage hybrid inverter 310 is connected to the photovoltaic panel 132 to provide photovoltaic power supply to the photovoltaic storage hybrid inverter 310; the energy storage port of the photovoltaic storage hybrid inverter 310 is connected to the third The storage bin 130 is used to charge the energy storage battery 131 or to power the photovoltaic-storage hybrid inverter 310 through the energy storage battery 131; the AC output port of the photovoltaic-storage hybrid inverter 310 is connected to the power conversion circuit 320; the first power supply interface 340 is connected to the first storage bin 110 for powering the battery-swap battery; the first communication interface 360 ​​is connected to the first storage bin 110 for communicating with the battery-swap battery; the second power supply interface 350 is connected to the charging plug 380 for powering the charging plug 380; the second communication interface 370 is connected to the charging plug 380 for communicating with the charging plug 380.

[0042] Specifically, Figure 4As shown, the photovoltaic storage hybrid inverter 310 is connected to the photovoltaic panel 132 through the photovoltaic power supply port 312 to convert the output of the photovoltaic panel 132. The photovoltaic storage hybrid inverter 310 is connected to the energy storage battery 131 through the energy storage port 313 to charge the energy storage battery 131 or provide power through the energy storage battery 131. The photovoltaic storage hybrid inverter 310 converts the power supply of the photovoltaic panel 132 or the power supply of the energy storage battery 131 to obtain the corresponding AC output and inputs it to the power conversion circuit 320 through the AC output port. After the power conversion circuit 320 performs power conversion, it is input to the charging plug 380 through the first power supply interface 340, or input to the battery replacement battery of the first storage bin 110 through the second power supply interface 350. At the same time, a control board 330 is also provided in the power supply working circuit to realize the communication process between the power supply working circuit and the outside. The control board 330 can be composed of one or more circuit boards. The control board 330 is provided with a corresponding first communication interface 360 ​​connected to the charging plug 380 to realize communication with the electric bicycle through the first communication interface 360 ​​and the charging plug 380. The control board 330 can also be provided with a corresponding second communication interface 370 connected to the first storage bin to realize the communication process with the first storage bin or the battery replacement battery. The control board 330 can be implemented using the currently existing charging control board 330. In one embodiment, the photovoltaic storage hybrid inverter 310 can use an inverter with model TP6KB-H1P. In other embodiments, other inverters can also be used to realize the conversion process of the output of the photovoltaic panel 132. The photovoltaic storage hybrid inverter 310 forms a power transmission link with the first power supply interface 340 and the second power supply interface 350 through the AC output port 314. At the same time, the AC input port of the photovoltaic storage hybrid inverter 310 can also be used to connect to an external AC input. At this time, the second power supply interface 340 and the second communication interface 370 are connected to the battery replacement battery through the battery replacement charging plug 111.

[0043] Optional, such as Figure 2 and Figure 4 As shown, the first storage compartment 110 includes a plurality of first sub-compartments 112, each of which is used to store a battery replacement battery, and each first sub-compartment 112 is provided with a corresponding compartment door 140. That is, the first sub-compartment 112 can be provided to store battery replacement batteries, and a corresponding compartment door can be provided to facilitate the borrowing or returning management of battery replacement batteries. During each borrowing or returning process, it is only necessary to open the compartment door 140 corresponding to the first sub-compartment 112.

[0044] Optional, such as Figure 4As shown, the third storage compartment 130 includes a plurality of third sub-compartments, and the energy storage battery 131 includes a plurality of battery packs 1311 connected in series, and the battery packs 1311 are respectively arranged in corresponding third sub-compartments. That is, the energy storage battery 131 can be composed of a plurality of battery packs 1311 connected in series. In the third storage compartment 130, a plurality of third sub-compartments can be arranged, and the number of third sub-compartments corresponds to the number of battery packs, and a corresponding battery pack 1311 is arranged in each third sub-compartment.

[0045] Optional, such as Figure 2 As shown, the second storage bin 120 and the third storage bin 130 are provided with a common bin door 150. The second storage bin 120 and the third storage bin 130 may be provided with a common bin door 150 to facilitate the user to manage the cabinet. For example, the management of the bin door 150 may be the responsibility of a dedicated person to ensure the safety of the cabinet.

[0046] Optional, such as Figure 5 As shown, the power conversion circuit 320 includes a rectifier module 322, a power factor correction module 323, a first power conversion module 324 and a plurality of second power conversion modules 325; the input end of the power factor correction module 323 is connected to the AC output end of the photovoltaic hybrid inverter 310 via the rectifier module 322, and the output end of the power factor correction module 323 is connected to the input end of the first power conversion module 324; the input ends of all the second power conversion modules 325 are connected to the output end of the first power conversion module 324, and the output end of each second power conversion module 325 is connected to a corresponding charging plug 380. In the power conversion circuit 320, power conversion is performed through the rectifier module 322. As shown Figure 6 As shown, the rectifier module 322 may be composed of a rectifier chip B2 and a rectifier chip B3 and corresponding peripheral circuits. The output of the rectifier module 322 is input to the first power conversion module 324 after power factor correction by the power factor correction module 323. Figure 6As shown, the power factor correction module 323 may include two boost circuits. One boost circuit is composed of a PFC inductor L5, a boost diode D10 and a corresponding drive circuit, and the drive circuit is composed of a MOS tube Q1 and its peripheral circuit. The other boost circuit is composed of a PFC inductor L6, a boost diode D11 and a corresponding drive circuit, and the drive circuit is composed of a MOS tube Q2 and its peripheral circuit. The first power conversion module 324 performs preliminary voltage conversion to obtain the main power output, for example, to obtain a power output of 4800W. It can be understood that in one embodiment, the first power conversion module 324, the power factor correction module 323 and the rectifier module 322 together constitute a switching power supply module. The output of the first power conversion module 324 can be input to multiple second power conversion modules 325, and the second power conversion modules 325 respectively perform power conversion to finally obtain the power output required by the charging socket, thereby realizing the charging process of the electric bicycle.

[0047] Optionally, the power conversion circuit 320 further includes a first protection circuit 321; the input end of the first protection circuit 321 is connected to the AC output end of the photovoltaic hybrid inverter 310, the output end of the first protection circuit 321 is connected to the input end of the rectifier module 322, and the output end of the rectifier module 322 is connected to the input end of the power factor correction module 323. Specifically, Figure 6 As shown, the first protection circuit 321 can realize EMI, lightning and surge protection by setting corresponding circuits. In a specific embodiment, it can include EMI inductor L7 and EMI inductor L10 and their peripheral circuits.

[0048] Optionally, the first power conversion module 324 includes a DCDC isolation circuit and a DC total output circuit; the first end of the DCDC isolation circuit is connected to the output end of the power factor correction module 323, and the second end of the DCDC isolation circuit is connected to the input end of the DC total output circuit; the output end of the DC total output circuit is used to connect the input end of the second power conversion module 325 respectively. Figure 7 As shown, in the DCDC isolation circuit, the input and output are kept safely isolated through the transformer, and the output voltage is adjusted to the design range. At the same time, by controlling the MOS tube to work in a high-frequency switching state, a full-bridge circuit is formed to control the output voltage to be stable. The output is used to achieve the output of total power through the DC total output circuit. In one embodiment, the DC total output circuit output is connected to the second power conversion module 325 through connectors JC1 and JC2.

[0049] Optionally, the second power conversion module 325 includes: a second protection circuit, a BUCK power circuit, a power output circuit and a sampling circuit; the input end of the BUCK power circuit is connected to the output end of the first power conversion module 324 via the second protection circuit, and the output end of the BUCK power circuit is connected to the power output circuit to connect the charging plug 380 through the power output circuit; the sampling circuit connects the power output circuit and the control board 330 to obtain power output information of the power output circuit. In the second power conversion module 325, power input protection can be performed through the second protection circuit. Figure 8 As shown, the second protection circuit includes an EMI inductor L3 and its peripheral circuits. The BUCK power circuit is used to receive the output of the first power conversion module 324, and obtain the power supply required by the charging plug 380 after circuit conversion. Among them, the BUCK power circuit includes two input drive circuits, one of which includes a MOS tube Q2 and its peripheral circuits, and the other includes a MOS tube Q5 and its peripheral circuits. In the power output circuit, the relay switch RELAY1, the switch tube Q6 and its peripheral circuits form a two-stage switch circuit to realize the output on or off. In addition, a sampling circuit connected to the power output circuit is provided to realize the detection process of the output information of the second power conversion module 325. The sampling circuit may include a sampling resistor R50 and a sampling resistor R40 connected in series in the power output circuit. In addition, by controlling the MOS tubes Q3 and Q4 to work in a high-frequency switching state, it is used to realize the function of the synchronous rectification BUCK circuit, and by controlling the duty cycle of the MOS tubes Q3 and Q4, the output voltage, current and their combination meet the requirements of the charging curve.

[0050] It can be understood that the above embodiments only express the preferred implementation methods of the utility model, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the patent scope of the utility model. It should be pointed out that, for ordinary technicians in this field, without departing from the concept of the utility model, the above-mentioned technical features can be freely combined, and several deformations and improvements can be made, which all belong to the protection scope of the utility model. Therefore, all equivalent changes and modifications made to the scope of the claims of the utility model should belong to the scope covered by the claims of the utility model.

Claims

1. A photovoltaic storage charging and swapping integrated machine, characterized in that: include: A cabinet body, arranged in the cabinet body, comprising a first storage compartment for storing a replacement battery of an electric bicycle, a second storage compartment for storing a power supply working circuit, and a third storage compartment for storing an energy storage battery; And a photovoltaic panel for photovoltaic power generation arranged outside the cabinet, and one or more charging plugs for connecting the electric bicycle.

2. The integrated photovoltaic storage and charging / swapping device according to claim 1, characterized in that: The power supply working circuit includes: a photovoltaic storage hybrid inverter, a power conversion circuit and a control board, as well as a first power supply interface and a second power supply interface connected to the power conversion circuit, and a first communication interface and a second communication interface connected to the control board; The mains input port of the photovoltaic-storage hybrid inverter is used to connect to the mains input to provide AC input to the photovoltaic-storage hybrid inverter; The photovoltaic power supply port of the photovoltaic-storage hybrid inverter is connected to the photovoltaic panel, and is used to provide photovoltaic power supply to the photovoltaic-storage hybrid inverter; The energy storage port of the photovoltaic-storage hybrid inverter is connected to the third storage compartment, and is used to charge the energy storage battery or to supply power to the photovoltaic-storage hybrid inverter through the energy storage battery; The AC output port of the photovoltaic-storage hybrid inverter is connected to the power conversion circuit; The first power supply interface is connected to the first storage compartment and is used to supply power to the battery replacement battery; The first communication interface is connected to the first storage compartment and is used to communicate with the battery replacement battery; The second power supply interface is connected to the charging plug and is used to supply power to the charging plug; The second communication interface is connected to the charging plug and is used for communicating with the charging plug.

3. The integrated photovoltaic storage and charging / swapping device according to claim 1, characterized in that: The first storage compartment includes a plurality of first sub-compartments, each of which is used to store a replacement battery, and each first sub-compartment is provided with a corresponding compartment door.

4. The integrated photovoltaic storage and charging / swapping device according to claim 1, characterized in that: The third storage compartment includes a plurality of third sub-compartments, and the energy storage battery includes a plurality of battery packs connected in series, and the battery packs are respectively arranged in corresponding third sub-compartments.

5. The integrated photovoltaic storage and charging / swapping device according to claim 1, characterized in that: The second storage bin and the third storage bin are provided with a common bin door.

6. The integrated photovoltaic storage and charging / swapping device according to claim 2, characterized in that: The power conversion circuit includes a rectifier module, a power factor correction module, a first power conversion module and a plurality of second power conversion modules; The input end of the power factor correction module is connected to the AC output end of the photovoltaic storage hybrid inverter via the rectifier module, and the output end of the power factor correction module is connected to the input end of the first power conversion module; The input ends of all the second power conversion modules are connected to the output ends of the first power conversion modules, and the output end of each of the second power conversion modules is connected to a corresponding charging plug.

7. The integrated photovoltaic storage and charging / swapping device according to claim 6, characterized in that: The power conversion circuit also includes a first protection circuit; The input end of the first protection circuit is connected to the AC output end of the photovoltaic hybrid inverter, the output end of the first protection circuit is connected to the input end of the rectifier module, and the output end of the rectifier module is connected to the input end of the power factor correction module.

8. The integrated photovoltaic storage and charging / swapping device according to claim 6, characterized in that: The first power conversion module includes a DCDC isolation circuit and a DC total output circuit; A first end of the DCDC isolation circuit is connected to an output end of the power factor correction module, and a second end of the DCDC isolation circuit is connected to an input end of the DC total output circuit; The output ends of the DC total output circuit are used to connect to the input ends of the second power conversion modules respectively.

9. The integrated photovoltaic storage and charging / swapping device according to claim 6, characterized in that: The second power conversion module includes: a second protection circuit, a BUCK power circuit, a power output circuit and a sampling circuit; The input end of the BUCK power circuit is connected to the output end of the first power conversion module via the second protection circuit, and the output end of the BUCK power circuit is connected to the power output circuit to connect to the charging plug through the power output circuit; The sampling circuit is connected to the power output circuit and the control board, and is used to obtain power output information of the power output circuit.

10. The integrated photovoltaic storage and charging / swapping device according to claim 2, characterized in that: The photovoltaic-storage hybrid inverter includes an inverter with model TP6KB-H1P.

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