Split type charging pile with cabinet combination function

Abstract

The utility model discloses a split type charging pile with a cabinet combination function, which relates to the field of charging pile equipment and comprises a plurality of unit complete machines and a plurality of terminals connected with the unit complete machines. A separation frame is arranged in the cabinet, and the cabinet is divided into a first bin body and a second bin body by the separation frame; a module unit, a power distribution unit and a direct current output unit are sequentially arranged in the first bin body from top to bottom; a control unit, an alternating current output unit and a cabinet combination unit are sequentially arranged in the second bin body from top to bottom; according to the utility model, through placing according to the site space, the requirements of different sites are fully met, the cabinets are connected through the copper cables, the number of the cabinets can be increased or reduced according to the requirements, the structure is compact, and the utilization rate of the narrow site space is improved; the use convenience can be met, the assembly efficiency can be improved, the capacity expansion of the cabinet is effectively solved, a large amount of time and manpower invested in research and development of a new cabinet structure are reduced, and the project period and the research and development cost are shortened.

Description

Technical Field

[0001] This patent belongs to the field of charging pile equipment, and specifically relates to a split charging pile with cabinet combining function. Background Art

[0002] With the development of electric vehicles, charging piles have also ushered in explosive growth. All parts of the country are encouraging and supporting the construction and installation of charging piles to meet the charging needs of electric vehicles. Compared with integrated DC charging piles, split charging piles can meet the different power requirements of charging various models, improve the charging conversion efficiency and equipment utilization of charging facilities, and can be rapidly promoted and installed throughout the country. However, in the later stage, if the charging power of the charging pile needs to be increased, the number of power modules will increase, so the charging pile structure must be redesigned, and a lot of time and manpower will be invested in designing related structures, increasing the project cycle and cost. In order to meet the development trend of the market demand for high-power charging piles in the future, there is an urgent need for a split charging pile with cabinet-joining function that can be placed according to the site space, fully meet the needs of different sites, solve the expansion of the cabinet, reduce the time and manpower invested in the research and development of new cabinet structures, and shorten the project cycle and R&D costs. Utility Model Content

[0003] The purpose of the utility model is to provide a split charging stack with a cabinet combining function, which can be placed according to the site space to fully meet the needs of different sites. The cabinets are connected by copper cables, and the number of cabinets can be increased or decreased as needed. The structure is compact, and the utilization rate of the narrow site space is improved to overcome the prior art that when the charging power of the charging stack is increased, the number of power modules will increase, so the charging stack structure must be redesigned, and then a lot of time and manpower will be invested in designing the relevant structure, which increases the project cycle and cost.

[0004] The technical solution adopted by the utility model is as follows:

[0005] A split charging stack with cabinet combining function, comprising a plurality of unit machines and a plurality of terminals connected to the unit machines, wherein the unit machines include cabinets;

[0006] A partition frame is arranged inside the cabinet, and the partition frame divides the cabinet into a first compartment and a second compartment; a module unit, a power distribution unit and a DC output unit are arranged in sequence from top to bottom in the first compartment, and the module unit and the power distribution unit are connected through a high-current copper cable; a control unit, an AC output unit and a cabinet combining unit are arranged in sequence from top to bottom in the second compartment.

[0007] Furthermore, the cabinet includes an integrated welded beam; panels are arranged on both sides and the rear side of the integrated welded beam, a first compartment door and a second compartment door are arranged on the front side, a top cover is arranged on the top, and a bottom plate is arranged on the bottom; an integrated welded forming frame is adopted, and the structural strength is high.

[0008] Furthermore, the cabinet unit includes a mounting plate, on which a plurality of contactors are arranged, each of which has copper bars at both ends, one end of the contactor is connected to the first cable through the copper bar, and the other end of the contactor is connected to the second cable through the copper bar.

[0009] Furthermore, the cabinet unit is fixed to the left side wall of the second compartment body through a mounting plate, and the contactor is connected to the power distribution unit through a second cable.

[0010] Furthermore, the bottom plate is provided with an AC input line inlet hole and a DC output line inlet hole.

[0011] Furthermore, a base is provided at the bottom of the cabinet, the base is formed by bending and welding a plate, and four base piers are installed at the four corners of the base; the sealing plates on the four sides of the base can be removed to meet the installation requirements of a forklift.

[0012] Furthermore, the sealing plates on the left and right sides of the base are provided with threading holes to facilitate threading between cabinets.

[0013] Furthermore, a lifting ring is provided on the top cover so that the whole unit can be installed by lifting.

[0014] Furthermore, each terminal is provided with two charging guns, and the power distribution unit distributes output power to the charging guns.

[0015] Compared with the prior art, the utility model has the following beneficial technical effects:

[0016] The utility model proposes a split charging stack with a cabinet combining function. The cabinet combining function allows the charging stack hosts to be placed separately according to the site space, fully meeting the needs of different application scenarios and adapting to the terrain of sites in different areas to the greatest extent. The cabinets are connected by copper cables, and the number of cabinets can be increased or reduced as needed. The structure is compact and the utilization rate of the narrow site space is improved. The cabinet can realize the combination of cabinets of different specifications and models, improve the utilization efficiency of different charging stack hosts, allow the modules in each host to play a greater role, and each charging gun outputs greater power to meet the charging needs of more models. The internal structure layout of the charging cabinet can not only meet the convenience of use, but also improve the assembly efficiency, effectively solve the expansion of the cabinet, reduce the large amount of time and manpower invested in the research and development of new cabinet structures, and shorten the project cycle and research and development costs.

[0017] The utility model solves the problem that charging stations with small areas or scattered and unconcentrated areas, such as micro gas stations, community charging stations, county / rural charging stations, etc., cannot meet the charging demand and need to increase the charging power of the charging pile at a later stage. The number of power modules will increase, so the charging pile structure needs to be redesigned, and a lot of time and manpower will be invested in designing the relevant structure, which increases the project cycle and cost, so as to meet the development trend of the market demand for high-power charging piles in the future.

[0018] The utility model cabinet top cover is equipped with a lifting ring, the base is formed by bending and welding plates, and the four front, rear, left and right cover plates can be disassembled, so that the installation method of the whole unit can meet the requirements of hoisting and forklift installation, thereby improving the flexibility and convenience of installation and use of the whole charging pile. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the layout of a split-type charging stack with cabinet combining function in an embodiment of the utility model.

[0020] Figure 2 This is a schematic diagram of the layout of the entire unit in an embodiment of the present utility model.

[0021] Figure 3 It is a schematic diagram of the structure of the whole unit in the embodiment of the utility model.

[0022] Figure 4 It is a schematic diagram of a cabinet unit in an embodiment of the present utility model.

[0023] Figure 5 This is a schematic diagram of the construction foundation of a split-type charging pile with cabinet combining function in an embodiment of the utility model.

[0024] In the figure, 1, cabinet; 2, partition frame; 3, integrated welded beam; 4, panel; 5, first compartment door; 6, second compartment door; 7, top cover; 8, bottom plate; 9, cabinet unit; 9-1, contactor; 9-2, first cable; 9-3, mounting plate; 9-4, second cable; 9-5, copper busbar; 10, base; 11, AC output unit; 12, control unit; 13, module unit; 14, power distribution unit; 15, DC output unit; 16, AC input wire inlet hole; 17, DC output wire inlet hole; 18, base pier; 19, cover plate; 20, threading hole; 21, lifting ring; 22, foundation; 23, anchor bolt; 24, AC input threading tube; 25, DC output threading tube. DETAILED DESCRIPTION

[0025] 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.

[0026] 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 are intended to cover non-exclusive inclusions, 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.

[0027] The utility model provides a split type charging pile with cabinet combining function, see Figures 1 to 4 , including multiple unit machines and multiple terminals connected to the unit machines, the unit machines include a cabinet 1; a partition frame 2 is arranged inside the cabinet 1, and the partition frame 2 divides the cabinet 1 into a first compartment and a second compartment; the first compartment is provided with a module unit 13, a power distribution unit 14 and a DC output unit 15 from top to bottom, and the module unit 13 is connected to the power distribution unit 14 through a high-current copper cable; the second compartment is provided with a control unit 12, an AC output unit 11 and a cabinet unit 9 from top to bottom; the cabinet 1 includes an integrated welded beam 3; panels 4 are arranged on both sides and the rear side of the integrated welded beam 3, a first compartment door 5 and a second compartment door 6 are arranged on the front side, a top cover 7 is arranged on the top, and a bottom plate 8 is arranged on the bottom; the cabinet 1 adopts an integrated welded forming frame with high structural strength.

[0028] The cabinet unit 9 includes a mounting plate 9-3, on which a plurality of contactors 9-1 are arranged, and copper busbars 9-5 are arranged at both ends of each contactor 9-1, one end of the contactor 9-1 is connected to the first cable 9-2 through the copper busbar 9-5, and the other end is connected to the second cable 9-4 through the copper busbar 9-5; the cabinet unit 9 is fixed to the left side wall of the second warehouse body through the mounting plate 9-3, and the contactor 9-1 is connected to the power distribution unit 14 through the second cable 9-4.

[0029] The bottom plate 8 is provided with an AC input wire inlet hole 16 and a DC output wire inlet hole 17; the cover plates 19 on the left and right sides of the base 10 are provided with threading holes 20, and the first cable 9-2 of the cabinet unit 9 can pass through the AC input wire inlet hole 16 and the DC output wire inlet hole 17 on the cabinet bottom plate 8, and be connected to the contactor 9-1 of the cabinet unit 9 of another unit machine through the threading holes 20 provided on the cover plates 19 on the left and right sides of the base 10, so as to connect each cabinet 1.

[0030] A base 10 is provided at the bottom of the cabinet, and four base piers 18 are installed at the four corners of the base 10; the cover plates 19 on the four sides of the base 10 can be removed to meet the requirements of forklift installation; a lifting ring 21 is provided on the top cover 7, so that the installation method of the whole machine can meet the requirements of hoisting and forklift installation, thereby improving the flexibility and convenience of installation and use of the whole charging stack.

[0031] Each terminal is provided with two charging guns, and the power distribution unit 14 distributes output power to the charging guns.

[0032] In some embodiments of the present invention, Figure 5 As shown, when the number of charging guns needs to be increased in the later construction, the positions of the cabinets 1 and the terminals are arranged according to the site terrain, location and redundancy of the transformer, and trenches are dug. The trench at the bottom of the foundation 22 is provided with an AC input threading tube 24 and a DC output threading tube 25. The DC output unit 15 of each newly arranged cabinet 1 is connected to the new terminal through a copper cable; the first cable 9-2 of the cabinet unit 9 of each newly arranged cabinet 1 passes through the AC input wire entry hole and the DC output wire entry hole of the bottom plate 8 of the cabinet 1, and is connected to the contactor 9-1 of the cabinet unit 9 of another cabinet 1 through the AC input threading tube 24 and the DC output threading tube 25 arranged in the trench of the cabinet foundation 22. The cabinet-joining function improves the utilization efficiency of different charging stack hosts, allowing the modules in each cabinet 1 to play a greater role, so that each gun outputs more power and meets the charging needs of more models.

[0033] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is defined by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0034] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A split charging stack with cabinet combining function, characterized in that: It comprises a plurality of unit machines and a plurality of terminals connected to the unit machines, wherein the unit machines comprise a cabinet (1); A partition frame (2) is arranged inside the cabinet (1), and the partition frame (2) divides the cabinet (1) into a first compartment and a second compartment; the first compartment is provided with a module unit (13), a power distribution unit (14) and a DC output unit (15) in sequence from top to bottom; the second compartment is provided with a control unit (12), an AC output unit (11) and a cabinet combining unit (9) in sequence from top to bottom.

2. A split-type charging stack with cabinet combining function according to claim 1, characterized in that: The cabinet (1) comprises an integrated welded beam (3); panels (4) are arranged on both sides and the rear side of the integrated welded beam (3), a first compartment door (5) and a second compartment door (6) are arranged on the front side, a top cover (7) is arranged on the top, and a bottom plate (8) is arranged on the bottom.

3. A split-type charging stack with cabinet combining function according to claim 1, characterized in that: The cabinet unit (9) comprises a mounting plate (9-3), a plurality of contactors (9-1) are arranged on the mounting plate (9-3), and copper bars (9-5) are arranged at both ends of each contactor (9-1), one end of the contactor (9-1) is connected to a first cable (9-2) through the copper bar (9-5), and the other end of the contactor (9-1) is connected to a second cable (9-4) through the copper bar (9-5).

4. A split-type charging stack with cabinet combining function according to claim 3, characterized in that: The cabinet combining unit (9) is fixed to the left side wall of the second warehouse body via a mounting plate (9-3), and the contactor (9-1) is connected to the power distribution unit (14) via a second cable (9-4).

5. The split-type charging stack with cabinet combining function according to claim 2, characterized in that: The bottom plate (8) is provided with an AC input line inlet hole (16) and a DC output line inlet hole (17).

6. A split-type charging stack with cabinet combining function according to claim 2, characterized in that: A base (10) is arranged at the bottom of the cabinet, and four base piers (18) are installed at the four corners of the base (10); and the sealing plates (19) on the four sides of the base (10) are removable.

7. A split-type charging stack with cabinet combining function according to claim 6, characterized in that: The sealing plates (19) on the left and right sides of the base (10) are provided with threading holes (20).

8. The split-type charging stack with cabinet combining function according to claim 2, characterized in that: A lifting ring (21) is arranged on the top cover (7).

9. The split-type charging stack with cabinet combining function according to claim 2, characterized in that: The module unit (13) is connected to the power distribution unit (14) via a high-current copper cable.

10. The split-type charging stack with cabinet combining function according to claim 2, characterized in that: Each terminal is provided with two charging guns, and the power distribution unit (14) distributes output power to the charging guns.

Images