High-power charger

Abstract

The utility model belongs to the technical field of chargers, and discloses a high-power charger, which comprises a charger cabinet body, a charger cabinet door and a wooden pallet, the charger cabinet body is divided into a first equipment unit and a second equipment unit, the first equipment unit comprises a module area, a PCU power distribution unit and a direct current output area which are sequentially arranged from top to bottom, the second equipment unit comprises a control area, an alternating current contactor, a molded case circuit breaker and a cabinet combination unit; the charger cabinet door comprises a left front door, a left rear door, a right front door and a right rear door, the left rear door is provided with a plurality of module area heat dissipation fans, the right front door is provided with a centralized control board and an indicating lamp, the right rear door is provided with a plurality of alternating current input heat dissipation fans, and the molded case circuit breakers comprise a first molded case circuit breaker and a second molded case circuit breaker which are arranged back to back. The space utilization rate of the charger is high, the structure is more compact, different areas and devices are reasonably distributed, heat exchange in the operation process is effectively reduced, and the service life is prolonged.

Description

Technical Field

[0001] The utility model belongs to the technical field of chargers and relates to a high-power charger. Background Art

[0002] In recent years, with the rapid development of electric vehicles, all parts of the country are encouraging and supporting the construction of chargers to meet the charging needs of electric vehicles. As a charging device that provides power replenishment for electric vehicles, the function of the charger is similar to that of the gas station. It can be fixed on the ground or wall and installed in public buildings (charging stations, shopping malls, public parking lots, etc.) and residential parking lots. It can charge various types of electric vehicles according to the voltage and current adjustment. Its input end is directly connected to the AC power grid, and the charging plug at the output end charges the electric vehicle. As a power source of new energy, the charging speed, appearance design, component layout, floor space, and ease of use of the charger directly affect the market share. When purchasing a charger, customers will comprehensively consider the charging speed, appearance design, component layout, floor space, and price of the charger, but the layout of the existing charger structure cannot meet customer needs. Utility Model Content

[0003] The purpose of the utility model is to solve the technical problem that the layout of the existing charger structure cannot meet customer needs, and to provide a high-power charger that reduces costs and improves user experience by reasonably arranging devices, reducing the number of devices, and optimizing the structure without affecting the performance of the charger.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions: a high-power charger includes: a charger cabinet and a charger cabinet door compatible with the charger cabinet; the charger cabinet is divided into a first equipment unit and a second equipment unit; the second equipment unit is connected to one side of the first equipment unit, the first equipment unit includes a module area, a PCU power distribution unit, the PCU power distribution unit is arranged at the lower end of the module area and connected by a copper cable, the second equipment unit includes a control area, an AC contactor and a molded case circuit breaker, the control area is arranged on one side of the module area, and the AC contactor and the molded case circuit breaker are arranged in sequence from top to bottom at the lower end of the control area and interconnected by copper cables.

[0005] Further, the charging cabinet door includes a left front door and a left rear door;

[0006] The left front door is arranged at one end of the module area and is movably connected to the charger cabinet, and the left rear door is arranged at the other end of the module area and is movably connected to the charger cabinet.

[0007] Furthermore, a plurality of module area cooling fans are arranged on the left rear door.

[0008] Furthermore, the first equipment unit also includes a DC output area; the DC output area is arranged at the lower end of the PCU power distribution unit and is solidly fixedly connected to the charger.

[0009] Furthermore, the second equipment unit also includes a cabinet unit; the cabinet unit is arranged on a side of the DC output area close to the molded case circuit breaker to fixedly connect the first equipment unit and the second equipment unit.

[0010] Furthermore, the charger cabinet door also includes a right front door and a right rear door; the right front door is arranged at one end of the control area and is movably connected to the charger cabinet, and the right rear door is arranged at the other end of the control area and is movably connected to the charger cabinet.

[0011] Furthermore, a centralized control panel and an indicator light are provided on the right front door;

[0012] The indicator light is arranged at one side of the centralized control panel, and the centralized control panel is arranged at one end of the control area.

[0013] Furthermore, a plurality of AC input cooling fans are arranged on the right rear door.

[0014] Furthermore, the molded case circuit breaker includes a first molded case circuit breaker and a second molded case circuit breaker; the first molded case circuit breaker and the second molded case circuit breaker are arranged back to back, and the first molded case circuit breaker is arranged at one side of the cabinet unit.

[0015] Furthermore, a wooden pallet is provided at the lower end of the charger cabinet; the wooden pallet is fixedly connected to the charger cabinet.

[0016] Compared with the prior art, the utility model has the following beneficial technical effects:

[0017] The utility model discloses a high-power charger, in which a first device unit and a second device unit are arranged in left and right compartments, and different areas and devices are reasonably distributed, thereby effectively reducing the heat exchange during the operation of the charger and prolonging the service life.

[0018] The utility model discloses a high-power charger, wherein a plurality of module area heat dissipation fans are arranged on the left rear door, and a plurality of AC input heat dissipation fans are arranged on the right rear door, which is convenient for installation. The module area heat dissipation fans and the AC input heat dissipation fans are used instead of the centrifugal fans, so that the noise of the charger can be reduced and the cost of the charger can be reduced at the same time.

[0019] The utility model discloses a high-power charger. The first molded case circuit breaker and the second molded case circuit breaker have bottom-in and top-out incoming lines, which can reduce the length of the copper wire, thereby reducing the procurement cost and further reducing the manufacturing cost of the charger. At the same time, the first molded case circuit breaker and the second molded case circuit breaker are arranged back to back and connected to the AC contactor, so that the space utilization rate of the charger is higher and the structure is more compact.

[0020] The utility model discloses a high-power charger, wherein a second device unit is connected to a first device unit through a cabinet unit, and the cabinet unit can realize connection between the second device unit and first device units of different specifications, thereby improving the utilization efficiency of the second device unit. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 This is a front structural schematic diagram of a high-power charger of the utility model;

[0023] Figure 2 This is a schematic diagram of the back structure of a high-power charger of the utility model.

[0024] Reference numerals:

[0025] 1-module area; 2-PCU power distribution unit; 3-control area; 4-AC contactor; 5-molded case circuit breaker; 51-first molded case circuit breaker; 52-second molded case circuit breaker; 6-left front door; 7-left rear door; 71-cooling fan; 8-DC output area; 9-cabinet unit; 10-right front door; 101-central control board; 102-indicator light; 11-right rear door; 111-AC input cooling fan; 12-wooden pallet. DETAILED DESCRIPTION

[0026] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0027] It should be noted that the terms "first", "second", etc. in the specification and claims of the utility model and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchanged where appropriate, so that the embodiments of the utility model described here can be implemented in an order other than those illustrated or described here. In addition, the terms "including" and "having" and any of their variations, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0028] The utility model is further described in detail below with reference to the accompanying drawings:

[0029] The utility model discloses a high-power charger that adopts a left-right layout for the first device unit and the second device unit, which effectively reduces the heat exchange during the operation of the high-power charger and increases the service life without affecting the use performance.

[0030] like Figure 1 As shown, a high-power charger includes a charger cabinet and a charger cabinet door, wherein the charger cabinet is matched with the charger cabinet door. The charger cabinet is divided into a first device unit and a second device unit, wherein the second device unit is fixedly connected to one side of the first device unit.

[0031] The first equipment unit includes a module area 1, a PCU power distribution unit 2, and a DC output area 8. The charging cabinet door includes a left front door 6 and a left rear door 7; the module area 1 is arranged at the upper left end of the charging cabinet, the PCU power distribution unit 2 and the DC output area 8 are arranged at the lower end of the module area 1 from top to bottom, the left front door 6 is arranged at one end of the module area 1, and the left rear door 7 is arranged at the other end of the module area 1, wherein the left front door 6 is movably connected to the charging cabinet, the left rear door 7 is movably connected to the charging cabinet, and a plurality of module area heat dissipation fans 71 are arranged on the left rear door 7, and the number of module area heat dissipation fans 71 can be increased or decreased according to actual conditions. In this embodiment, the number is twelve, which are used to dissipate heat for the module area 1, the PCU power distribution unit 2 and the copper busbar. In addition, during the installation process, the operation is simple, the price is low, and the manufacturing cost of high power can be reduced. Finally, during the operation process, the noise can be reduced.

[0032] Module area 1 converts AC power into DC power. The DC output port of module area 1 is connected to PCU power distribution unit 2 through a copper cable. The DC output copper bus of the DC output area is connected to the terminal through a copper cable. PCU power distribution unit 2 distributes the output power of each charging gun of the terminal.

[0033] like Figure 1He Ru Figure 2 As shown, the second equipment unit includes a control area 3, an AC contactor 4, a molded case circuit breaker 5, and a cabinet unit 9. The charging cabinet door also includes a right front door 10 and a right rear door 11. The control area 3 is arranged on one side of the module area 1 and is fixedly connected to the charger. The AC contactor 4 is arranged at the lower end of the control area 3 and is connected by a copper cable. A molded case circuit breaker 5 is arranged at the lower end of the AC contactor 4, wherein the molded case circuit breaker 5 includes a first molded case circuit breaker 51 and a second molded case circuit breaker 52, and the first molded case circuit breaker 51 and the second molded case circuit breaker 52 are arranged back to back and connected to the AC contactor 4 by a copper cable. This connection method makes the overall space utilization of the high-power charger higher and the structure more compact. The right front door 10 is arranged at one end of the control area 3 and is movably connected to the charging cabinet. The right rear door 11 is arranged at the other end of the control area 3 and is movably connected to the charging cabinet. In addition, the right front door 10 and the left front door 6 are located at the same level, and the right rear door 11 and the left rear door 7 are located at the same level. The cabinet unit 9 is installed on one side of the first molded case circuit breaker 51 and connected to the first equipment unit. The cabinet unit 9 connects the second equipment unit with the first equipment unit, thereby merging the first equipment unit and the second equipment unit of different specifications and improving the utilization rate of the second equipment unit.

[0034] The right front door 10 is provided with a control panel 101 and an indicator light 102. The indicator light 102 is provided at the upper end of the control panel 101, and the indicator light 102 is adapted to the control area 3, and the control panel 101 is adapted to the AC contactor 4. The right rear door 11 is provided with a plurality of AC input cooling fans 111, wherein the number of the AC input cooling fans 111 can be increased or decreased according to actual conditions. In this embodiment, the number of the AC input cooling fans 111 is three, which are used to dissipate heat for the AC input devices.

[0035] The utility model adopts a high-power charger using 380V industrial electricity, three-phase five-wire system, and installs the control area 3, AC contactor 4, first molded case circuit breaker 51 and second molded case circuit breaker 52 in the same area. This layout method not only meets the power requirements of the high-power charger, but also meets the power star ring distribution requirements, and at the same time, it is convenient for customers to connect on site. This layout scheme, on the one hand, reduces the number of components to reduce production costs through reasonable layout without affecting the performance of the high-power charger, and on the other hand, it is not only convenient for customers to connect, but also has a beautiful layout and is conducive to heat dissipation.

[0036] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model is described in detail with reference to the above embodiments, ordinary technicians in the relevant field should understand that the specific implementation methods of the utility model can still be modified or replaced by equivalents, and any modification or equivalent replacement that does not depart from the spirit and scope of the utility model should be included in the scope of protection of the claims of the utility model.

Claims

1. A high-power charger, characterized in that: It includes a charging cabinet and a charging cabinet door adapted to the charging cabinet; The charging cabinet is divided into a first equipment unit and a second equipment unit; The second equipment unit is connected to one side of the first equipment unit. The first equipment unit comprises a module area (1) and a PCU power distribution unit (2). The PCU power distribution unit (2) is arranged at the lower end of the module area (1) and connected via a copper cable. The second equipment unit comprises a control area (3), an AC contactor (4) and a molded case circuit breaker (5). The control area (3) is arranged at one side of the module area (1). The AC contactor (4) and the molded case circuit breaker (5) are arranged in sequence from top to bottom at the lower end of the control area (3) and are interconnected via a copper cable.

2. A high-power charger according to claim 1, characterized in that: The charging cabinet door comprises a left front door (6) and a left rear door (7); The left front door (6) is arranged at one end of the module area (1) and is movably connected to the charger cabinet, and the left rear door (7) is arranged at the other end of the module area (1) and is movably connected to the charger cabinet.

3. A high-power charger according to claim 2, characterized in that: A plurality of module area heat dissipation fans (71) are arranged on the left rear door (7).

4. A high-power charger according to claim 1, characterized in that: The first equipment unit further comprises a DC output area (8); The DC output area (8) is arranged at the lower end of the PCU power distribution unit (2) and is solidly connected to the charger.

5. A high-power charger according to claim 1, characterized in that: The second equipment unit also includes a cabinet unit (9); The cabinet combining unit (9) is arranged on a side of the DC output area (8) close to the molded case circuit breaker (5) to fixedly connect the first equipment unit and the second equipment unit.

6. A high-power charger according to claim 2, characterized in that: The charging cabinet door further comprises a right front door (10) and a right rear door (11); The right front door (10) is arranged at one end of the control area (3) and is movably connected to the charging cabinet, and the right rear door (11) is arranged at the other end of the control area (3) and is movably connected to the charging cabinet.

7. A high-power charger according to claim 6, characterized in that: The right front door (10) is provided with a central control panel (101) and an indicator light (102); The indicator light (102) is arranged on one side of the centralized control panel (101), and the centralized control panel (101) is arranged at one end of the control area (3).

8. A high-power charger according to claim 6, characterized in that: The right rear door (11) is provided with a plurality of AC input cooling fans (111).

9. A high-power charger according to claim 1, characterized in that: The molded case circuit breaker (5) comprises a first molded case circuit breaker (51) and a second molded case circuit breaker (52); The first molded case circuit breaker (51) and the second molded case circuit breaker (52) are arranged back to back, and the first molded case circuit breaker (51) is arranged on one side of the cabinet combining unit (9).

10. A high-power charger according to claim 1, characterized in that: A wooden pallet (12) is provided at the lower end of the charging cabinet; The wooden pallet (12) is fixedly connected to the charging cabinet.

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