Flexible power distribution unit for group charging

Abstract

A flexible power distribution unit for group charging comprises a plug-in frame, a distribution module and a plurality of input copper bars. The distribution module is arranged in the plug-in frame and comprises a plurality of on-off control assemblies, one part of the on-off control assemblies are used for power distribution, the other part of the on-off control assemblies are used for being connected with an output circuit, and the on-off control assemblies used for power distribution and the on-off control assemblies used for being connected with the output circuit are connected through a plurality of internal copper bars. The input copper bars are arranged outside one side face of the plug-in frame, the input copper bars are used for being connected with the multiple charging modules respectively, and the on-off control assembly used for power distribution and the input copper bars are connected through the multiple internal copper bars penetrating through the side face of the plug-in frame. According to the flexible power distribution unit for group charging, capacity expansion can be conveniently carried out under the condition that the body structure is not changed, and when one path of output needs high charging power, electric energy dispatching can be carried out through few on-off control assemblies.

Description

TECHNICAL FIELD

[0001] The utility model relates to charging distribution equipment field especially relates to a group fills with flexible power distribution unit. BACKGROUND

[0002] As one of the core components of the charging pile, the power distribution unit integrates efficient power distribution function, realizes accurate distribution of electric energy through intelligent monitoring and management, effectively reduces energy loss through high energy efficiency module mobilization, and improves overall charging efficiency.

[0003] However, the existing power distribution unit can only control the distribution of a single charging module when operating a group of switching devices each time, and the current power distribution unit needs to be expanded, which requires a long time for manual operation. UTILITY MODEL CONTENTS

[0004] In view of the above-mentioned defects, the utility model provides a group fills with flexible power distribution unit, which can be expanded conveniently without changing the structure, and can schedule electric energy through fewer on-off control components when a higher charging power is required for one-way output.

[0005] In order to realize the purpose of the utility model, the following technology is adopted:

[0006] A group fills with flexible power distribution unit, comprising:

[0007] Plug-in frame;

[0008] Distribution module, provided in the plug-in frame, comprising a plurality of on-off control components, a part of the on-off control components for power distribution, another part of the on-off control components for connecting the output circuit, the on-off control components for power distribution and the on-off control components for connecting the output circuit are connected through a plurality of internal copper bars;

[0009] A plurality of input copper bars are provided on one side of the plug-in frame, each input copper bar is used for connecting a plurality of charging modules, and the on-off control components for power distribution and the input copper bars are connected through a plurality of internal copper bars penetrating the side of the plug-in frame.

[0010] Further, the first side plate of the plug-in frame is provided with an opening, the opening is assembled with an end cover plate, and the outer side surface of the first side plate is further provided with an alternating current power supply terminal.

[0011] Further, the on-off control component comprises a positive control mechanism and a negative control mechanism, the positive control mechanism of the on-off control component for connecting the output circuit is assembled with a positive output copper bar, and the negative control mechanism of the on-off control component for connecting the output circuit is assembled with a negative output copper bar.

[0012] Further, the plug-in frame is equipped with a transverse partition plate, which divides the plug-in frame into an upper cavity and a lower cavity, the positive electrode control mechanism is arranged in the lower cavity, and the negative electrode control mechanism is arranged in the upper cavity.

[0013] Further, the bottom end surface of the positive electrode output copper bar is provided with an insulating column fixed to the inner bottom surface of the plug-in frame, and the bottom end surface of the negative electrode output copper bar is provided with an insulating column fixed to the upper end surface of the transverse partition plate.

[0014] Further, the group charging flexible power distribution unit further comprises a switching power supply arranged in the opening covered by the first side plate, the switching power supply is electrically connected with the alternating current power supply terminal and the distribution module.

[0015] Further, the group charging flexible power distribution unit further comprises a control panel arranged on one side of the switching power supply, and the control panel is electrically connected with the switching power supply.

[0016] The beneficial effects of the technical scheme are as follows:

[0017] 1. By connecting different charging modules to each input copper bar, different charging requirements can be met, a large power requirement can mobilize a large number of charging modules for input, a small power requirement can mobilize a small number of charging modules for input, and a smaller number of on-off control components are needed during charging, and any output circuit can realize full matrix mobilization in the group charging flexible power distribution unit.

[0018] 2. The charging module can be easily added and the power capacity can be expanded without changing the structure of the group charging flexible power distribution unit. DETAILED DESCRIPTION

[0019] Figure 1 The overall perspective view of the embodiment of the application is shown.

[0020] Figure 2 The overall perspective view of the embodiment of the application is shown.

[0021] Figure 3 The front view of the embodiment of the application is shown.

[0022] Figure 4 The left view of the embodiment of the application is shown.

[0023] Figure 5 The top view of the embodiment of the application is shown. Figure 1 .

[0024] Figure 6 The top view of the embodiment of the application is shown. Figure 2 .

[0025] Figure 7 The main part circuit principle diagram of the embodiment of the application is shown. DETAILED DESCRIPTION

[0026] In order to make the person skilled in the art better understand the present application, the present application will be further described in detail below in combination with the drawings and specific embodiments. Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0027] As Figures 1-7 A group of flexible power distribution units shown in the figure, including plug-in frame 1, distribution module, switching power supply 3, control panel 4, input copper bar 5.

[0028] The plug-in frame 1 is assembled with a transverse partition plate, which divides the plug-in frame 1 into an upper cavity 11 and a lower cavity 12, and the first side plate 13 of the plug-in frame 1 is provided with an opening, and the opening is assembled with an end cover plate 14, specifically, the end cover plate 14 is made of transparent acrylic plate, which is convenient for real-time observation of the inside of the plug-in frame 1, and the outer side surface of the first side plate 13 is further provided with an alternating current power terminal 15 and a communication terminal 16, generally, the plug-in frame 1 is installed in the rack, which is convenient for installation and maintenance of the group of flexible power distribution units.

[0029] The distribution module is arranged in the plug-in frame 1, including a plurality of on-off control components, a part of which is used for power distribution, and the other part is used for connecting output circuit, preferably, the on-off control components for connecting the output circuit are all arranged inside the end opening of the plug-in frame 1, which is convenient for output cable wiring, the on-off control components include a positive control mechanism 21 arranged in the lower cavity 12 and a negative control mechanism 22 arranged in the upper cavity 11, the positive control mechanism 21 of the on-off control component for connecting the output circuit is assembled with a positive output copper bar, and the negative control mechanism 22 of the on-off control component for connecting the output circuit is assembled with a negative output copper bar, specifically, the bottom end surface of the positive output copper bar is provided with an insulating column 25 fixed on the inner bottom surface of the plug-in frame 1, and the bottom end surface of the negative output copper bar is provided with an insulating column 25 fixed on the upper end surface of the transverse partition plate, and the on-off control components for power distribution and the on-off control components for connecting the output circuit are connected through a plurality of internal copper bars 26.

[0030] The switching power supply 3 is arranged in the opening covered by the first side plate 13 and is electrically connected with the alternating current power terminal 15 and the distribution module.

[0031] The control panel 4 is arranged on one side of the switching power supply 3 and close to the opening part of the first side plate 13, and the control panel 4 is electrically connected with the switching power supply 3, and the control panel 4 can be set and adjusted, specifically, that is, according to the change of output and input, flexible setting is carried out.

[0032] The number of input copper busbars 5 is at least one, located on the side of the insert frame 1 opposite to the first side plate 13. Specifically, the plate on the side of the insert frame 1 opposite to the first side plate 13 is called the second side plate. Each input copper busbar 5 is used to connect several charging modules. The on / off control component for power distribution and the input copper busbar 5 are also connected through several internal copper busbars 26 that penetrate the second side plate.

[0033] In this embodiment, the number of on / off control components for power distribution is 9. Figure 7 The circuit schematic is labeled KM1~KM9, and there are 6 on / off control components used to connect the output circuit. Figure 7 The range is KM10~KM15, and the number of copper busbars 5 is 3. Figure 7 The numbers 5-1, 5-2, and 5-3 represent the input copper busbars. Input copper busbar 5-1 is connected to one charging module M1, input copper busbar 5-2 is connected to two charging modules M2 and M3, and input copper busbar 5-3 is connected to two charging modules M4, M5, and M6.

[0034] From the perspective of physical structure:

[0035] Positive control mechanism 21 for power distribution switching control components, such as Figure 5 As shown, denoted as 21-1 to 21-9 respectively, the negative electrode control mechanism 22 is as follows: Figure 6 As shown, they are represented by 22-1 to 22-9 respectively.

[0036] Positive control mechanism 21 for connecting the on / off control component of the output circuit, as shown in the example. Figure 5 As shown, denoted by 21-10 to 21-15 respectively, the positive output copper busbar is in Figure 2 and Figure 5 The numbers 23-1 to 23-6 represent the negative electrode control mechanism 22, respectively. Figure 6 As shown, denoted by 22-10 to 22-15 respectively, the negative output copper busbar is in Figure 2 and Figure 6 They are represented as 24-1 to 24-6 respectively.

[0037] like Figures 4-6 As shown, the three input copper busbars 5 include copper busbars 5-1-Z, 5-2-Z, and 5-3-Z for positive input, and copper busbars 5-1-F, 5-2-F, and 5-3-F for negative input.

[0038] For example, when the output circuit connected to KM12 needs to call two charging modules, KM12 and KM5 are closed, and the charging modules M2 and M3 connected to it are called from the input copper busbar 5-2.

[0039] The above are only some of the embodiments listed in this application and are not intended to limit this application.

Claims

1. A group of flexible power distribution units, characterized in that, The utility model relates to a power distribution module and a charging device comprising the same. The utility model relates to a power distribution module and a charging device comprising the same. The utility model relates to a power distribution module and a charging device comprising the same. The utility model relates to a power distribution module and a charging device comprising the same.

2. The group of claim 1, wherein the flexible power distribution unit is characterized by, The utility model relates to a power distribution module and a charging device comprising the same.

3. The group of claim 1, wherein the flexible power distribution unit is characterized by, The utility model relates to a power distribution module and a charging device comprising the same.

4. The group of claim 3, wherein the flexible power distribution unit is characterized by, The utility model relates to a power distribution module and a charging device comprising the same.

5. The group of claim 4, wherein the flexible power distribution unit is characterized by, The utility model relates to a power distribution module and a charging device comprising the same.

6. The group of claim 2, wherein the flexible power distribution unit is characterized by, The utility model relates to a power distribution module and a charging device comprising the same.

7. The group of claim 6, wherein the flexible power distribution unit is characterized by, The utility model relates to a power distribution module and a charging device comprising the same.

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