Charger device compatible with BMS battery management

Abstract

The utility model discloses a battery charger device compatible with BMS battery management, which comprises a control cabinet and a plurality of battery cabinets, the battery cabinets are used for placing a plurality of single batteries, the single batteries are connected with auxiliary mainboards, the auxiliary mainboards are used for collecting voltage and temperature data corresponding to the single batteries, and the auxiliary mainboards are connected with the control cabinet. The plurality of single batteries are connected in series through wires, a slave control module is also arranged in each battery cabinet, data collected by the plurality of auxiliary mainboards are transmitted to the slave control module, the control cabinet comprises a main control module, the main control module is connected with the plurality of slave control modules, and the plurality of slave control modules are connected with the main control module. And data collected by the plurality of slave control modules are transmitted to the master control module. According to the utility model, the single batteries and the main control module can be respectively arranged in different electric cabinets, so that the circuit arrangement among the single batteries is simplified, meanwhile, the disassembly and assembly of each single battery are facilitated, and the wire inspection and wiring by workers are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of charging equipment, and in particular to a charging device compatible with BMS battery management. Background Art

[0002] Currently, most locomotives use batteries as power. In the locomotive power system, each module is set separately. The main control module, auxiliary module, battery and other modules are placed in corresponding shells and then installed in the same power cabinet. The modules are connected by cables.

[0003] However, in the existing power supply system, there are a large number of batteries, which makes the wiring inside the power cabinet very complicated and the cables between the modules are installed in a messy manner. When some of the modules need to be replaced, it is difficult for the staff to check and connect the cables. Utility Model Content

[0004] In order to overcome the shortcomings of the prior art, the utility model provides a charger device compatible with BMS battery management, which can arrange the single battery and the main control module in different electric cabinets respectively, simplifying the line layout between each single battery, and at the same time, facilitating the disassembly and assembly of each single battery, and facilitating the staff to check and connect the lines.

[0005] The technical solution adopted by the utility model to solve its technical problems is:

[0006] A charger device compatible with BMS battery management comprises a control cabinet and several battery cabinets, wherein the battery cabinet is used to place multiple single cells, the single cells are connected to an auxiliary mainboard, the auxiliary mainboard is used to collect data corresponding to the voltage and temperature of the single cells, the multiple single cells are connected in series through wires, each of the battery cabinets is also provided with a slave control module, the multiple auxiliary mainboards in each of the battery cabinets are connected to the slave control module, the data collected by the multiple auxiliary mainboards are transmitted to the slave control module, the control cabinet comprises a master control module, the master control module is respectively connected to the multiple slave control modules, the data collected by the multiple slave control modules are transmitted to the master control module.

[0007] As a further improvement of the above technical solution, the control cabinet includes a first cabinet body, the first cabinet body is provided with a first cabinet door, and the main control module is arranged on the first cabinet door.

[0008] As a further improvement of the above technical solution, the battery cabinet includes a second cabinet body, the second cabinet body is provided with a wiring opening, a plurality of the single cells are placed in the second cabinet body, and a plurality of the second cabinet bodies are placed in sequence from bottom to top, with the first cabinet body being located above the uppermost second cabinet body.

[0009] As a further improvement of the above technical solution, the main control module includes a display screen, a mounting frame and a main control board, the display screen is installed on the first cabinet door, the mounting frame is installed on the inner side of the first cabinet door, the main control board is installed on the mounting frame, and the main control board is electrically connected to the display screen.

[0010] As a further improvement of the above technical solution, the first cabinet door is provided with an installation frame, the display screen is installed on the installation frame, the main control board is provided with a first input interface and a first output interface, the display screen is provided with a second input interface, the first output interface is connected to the second input interface via a wire, and the first input interface is used to receive the signal transmitted from the slave control module.

[0011] As a further improvement of the above technical solution, the slave control module includes a second shell and a slave control mainboard arranged in the second shell, the second shell is arranged on one of the single cells, and the auxiliary mainboard corresponding to the single cell is installed in the second shell, the slave control mainboard is located above the auxiliary mainboard, the second shell is provided with a second output interface, the second output interface is electrically connected to the auxiliary mainboard, and the second output interface is connected to the first input interface through a wire.

[0012] As a further improvement of the above technical solution, the display screen and the installation frame are fixed by buckles.

[0013] As a further improvement of the above technical solution, the main control board is installed on the mounting frame through a plurality of mounting columns.

[0014] As a further improvement of the above technical solution, two sides of the auxiliary main board are respectively connected to the positive electrode and the negative electrode of the single battery.

[0015] As a further improvement of the above technical solution, a first shell is arranged above the single battery, and the auxiliary main board is arranged in the first shell.

[0016] The beneficial effects of the utility model are as follows: the utility model provides a charger device compatible with BMS battery management, by setting a control cabinet and several battery cabinets, a plurality of single cells are arranged in the battery cabinet, each single cell is connected to an auxiliary main board, a slave control module is arranged in each battery cabinet, a plurality of single cells in each battery cabinet are connected in series through wires, the auxiliary main board is used to collect voltage and temperature data of the corresponding single cells, the data of the plurality of auxiliary main boards are all transmitted to the slave control module for collection, and then the data collected by the plurality of slave control modules are all transmitted to the master control module, thereby enabling the single cells and the master control module to be arranged in different electrical cabinets respectively, simplifying the line arrangement between the single cells, and at the same time, facilitating the disassembly and assembly of the single cells, and facilitating the staff to check and connect the lines. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0018] Figure 1 It is a structural schematic diagram provided by an example of the utility model;

[0019] Figure 2 yes Figure 1 A structural diagram from another perspective;

[0020] Figure 3 yes Figure 1 A structural diagram of the combination of the first cabinet door and the main control module;

[0021] Figure 4 yes Figure 1 Schematic diagram of the internal structure of the battery cabinet;

[0022] Figure 5 yes Figure 4 A cross-sectional view of the combination of a single cell battery and an auxiliary mainboard;

[0023] Figure 6 yes Figure 4 Cross-sectional view of the combination of a single cell battery, auxiliary main board and slave control main board.

[0024] Reference numerals: 1-control cabinet, 11-main control module, 12-first cabinet, 13-first cabinet door, 111-display screen, 112-mounting frame, 113-main control board, 114-mounting frame, 115-second input interface, 116-clip, 117-mounting column, 1131-first input interface, 1132-first input interface;

[0025] 2-battery cabinet, 21-single battery, 22-auxiliary main board, 23-slave control module, 24-first shell, 25-second cabinet, 231-second shell, 232-slave control main board, 233-second output interface, 251-wiring port. DETAILED DESCRIPTION

[0026] The following will clearly and completely describe the concept, specific structure and technical effects of the utility model in combination with the embodiments and drawings, so as to fully understand the purpose, characteristics and effects of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, other embodiments obtained by technicians in this field without creative work are all within the scope of protection of the utility model. In addition, all the connection / connection relationships involved in the patent do not refer to the direct connection of components, but refer to the formation of a better connection structure by adding or reducing connection accessories according to the specific implementation situation. The various technical features in the creation of the utility model can be combined interchangeably without conflicting with each other.

[0027] Reference Figures 1 to 4 An example of the utility model provides a charger device compatible with BMS battery management, including a control cabinet 1 and a plurality of battery cabinets 2.

[0028] Among them, the control cabinet 1 includes a first cabinet body 12 and a main control module 11. The first cabinet body 12 is provided with a first cabinet door 13. The main control module 11 is arranged on the first cabinet door 13. The battery cabinet 2 includes a second cabinet body 25 and multiple single cells 21. The multiple single cells 21 are arranged in the second cabinet body 25. Each single cell 21 is connected to an auxiliary main board 22. The auxiliary main board 22 is used to collect voltage and temperature data of the corresponding single cell 21. The multiple single cells 21 are connected in series through wires. A slave control module 23 is also arranged in each battery cabinet 2. The multiple auxiliary main boards 22 in each battery cabinet 2 are connected to the slave control module 23. The data collected by the multiple auxiliary main boards 22 are all transmitted to the slave control module 23. The main control module 11 is respectively connected to several slave control modules 23, and the data collected by several slave control modules 23 are all transmitted to the main control module 11.

[0029] It can be understood that the multiple single cells 21 in each battery cabinet 2 are connected in series through wires, and the data of the auxiliary main boards 22 on the multiple single cells 21 are transmitted to the slave control module 23 for collection. Then, the data collected by the slave control modules 23 are transmitted to the main control module 11. As a result, the single cells 21 and the main control module 11 can be arranged in different electrical cabinets respectively, which simplifies the line layout between the single cells 21. At the same time, it is convenient for the disassembly and assembly of the single cells 21 and for the staff to check and connect the lines.

[0030] Reference Figure 1 and Figure 2 In some preferred embodiments, the second cabinet 25 is provided with a wiring opening 251, and a plurality of second cabinets 25 are placed sequentially from bottom to top, thereby improving the utilization of the longitudinal space and reducing the floor space of the equipment.

[0031] Moreover, the first cabinet 12 is located above the second cabinet 25 at the top. On the one hand, each single battery 21 is heavy, and the second cabinet 25 is arranged at the bottom layer, which is convenient for the staff to take and place the single battery 21. On the other hand, the first cabinet 12 is arranged on the top layer, so that the display screen 111 arranged on the first cabinet door 13 is also in a higher position, which is convenient for the staff to visually view the display screen 111 and operate on the display screen 111.

[0032] Reference Figure 3 Furthermore, the main control module 11 includes a display screen 111, a mounting frame 112 and a main control board 113. The display screen 111 is installed on the first cabinet door 13, the mounting frame 112 is installed on the inner side of the first cabinet door 13, the main control board 113 is installed on the mounting frame 112, the main control board 113 is electrically connected to the display screen 111, and data collected by a number of slave control modules 23 are transmitted to the main control board 113, the main control board 113 transmits the data to the display screen 111, and the display screen 111 displays the data information, thereby facilitating the staff to monitor the information of each single battery 21. When an abnormality occurs, the location of the abnormal module can be quickly determined, which is convenient for the management and maintenance of the power supply.

[0033] Furthermore, by providing the mounting frame 112, a certain distance is provided between the main control board 113 and the display screen 111, which facilitates heat dissipation of the display screen 111 and the main control board 113, thereby increasing the service life of the device.

[0034] Furthermore, the first cabinet door 13 is provided with an installation frame 114, the display screen 111 is installed on the installation frame 114, the main control board 113 is provided with a first input interface 1131 and a first output interface 1132, the display screen 111 is provided with a second input interface 115, the first output interface 1132 is connected to the second input interface 115 through a wire, the first input interface 1131 is used to receive the signal transmitted from the slave control module 23, the installation frame 114 can support the display screen 111, at the same time, the first input interface 1131, the first output interface 1132 and the second input interface 115 can all be inserted with corresponding plugs, which is convenient for the wire connection between the main control board 113 and the display screen 111, and at the same time, it is also convenient for the wire connection between the main control module 11 and the slave control module 23.

[0035] Specifically, the mounting frame 114 is fixed to the first cabinet door 13 by screws, and the display screen 111 and the mounting frame 114 are fixed by buckles 116, thereby facilitating the disassembly and assembly of the display screen 111 and improving assembly efficiency.

[0036] Furthermore, the main control board 113 is installed on the mounting frame 112 through a plurality of mounting columns 117 , so that the main control board 113 can be suspended on the mounting frame 112 , further improving the ventilation and heat dissipation performance of the main control board 113 and ensuring the normal operation of the main control board 113 .

[0037] Reference Figure 4 and Figure 5 In some preferred embodiments, the two sides of the auxiliary main board 22 are respectively connected to the positive and negative electrodes of the single battery 21, and the positive and negative electrodes of the auxiliary main board 22 are respectively connected to the positive and negative electrodes of the single battery 21, thereby avoiding wiring, simplifying the layout of the battery cabinet 2, and further reducing the difficulty of disassembly and assembly of the single battery 21.

[0038] Furthermore, a first shell 24 is disposed above the single battery 21 , and the auxiliary mainboard 22 is disposed in the first shell 24 , thereby preventing the auxiliary mainboard 22 from being exposed, being hit by foreign objects or being contaminated by dust, etc., and improving the safety of the auxiliary mainboard 22 .

[0039] Reference Figure 4 and Figure 6 Furthermore, the slave control module 23 includes a second shell 231 and a slave control mainboard 232 arranged in the second shell 231. The second shell 231 is arranged on one of the single cells 21, and the auxiliary mainboard 22 corresponding to the single cell 21 is installed in the second shell 231. The slave control mainboard 232 is located above the auxiliary mainboard 22. The second shell 231 is provided with a second output interface 233, and the second output interface 233 is electrically connected to the auxiliary mainboard 22. The second output interface 233 is connected to the first input interface 1131 through a wire, so that the slave control mainboard 232 can be prevented from being exposed, and the slave control mainboard 232 can be prevented from being hit by foreign objects or contaminated by dust, etc., thereby improving the safety of the slave control mainboard 232. At the same time, the slave control mainboard 232 and the auxiliary mainboard 22 are arranged in the second shell 231, which can realize an integrated layout, reduce the arrangement of the protective shell, and simplify the wiring.

[0040] The above is a specific description of the preferred implementation of the utility model, but the invention of the utility model is not limited to the described embodiments. Technical personnel familiar with the field can also make various equivalent deformations or substitutions without violating the spirit of the utility model. These equivalent deformations or substitutions are all included in the scope defined by the claims of this application.

Claims

1. A charger device compatible with BMS battery management, characterized in that: It includes a control cabinet and several battery cabinets. The battery cabinet is used to place multiple single cells. The single cells are connected to auxiliary mainboards. The auxiliary mainboards are used to collect data corresponding to the voltage and temperature of the single cells. The multiple single cells are connected in series through wires. Each battery cabinet is also provided with a slave control module. The multiple auxiliary mainboards in each battery cabinet are connected to the slave control module. The data collected by the multiple auxiliary mainboards are transmitted to the slave control module. The control cabinet includes a main control module. The main control module is respectively connected to the several slave control modules. The data collected by the several slave control modules are transmitted to the main control module.

2. A charger device compatible with BMS battery management according to claim 1, characterized in that: The control cabinet comprises a first cabinet body, the first cabinet body is provided with a first cabinet door, and the main control module is arranged on the first cabinet door.

3. A charger device compatible with BMS battery management according to claim 2, characterized in that: The battery cabinet comprises a second cabinet body, the second cabinet body is provided with a wiring opening, a plurality of the single cells are placed in the second cabinet body, a plurality of the second cabinet bodies are placed in sequence from bottom to top, and the first cabinet body is located above the uppermost second cabinet body.

4. A charger device compatible with BMS battery management according to claim 2, characterized in that: The main control module includes a display screen, a mounting frame and a main control board. The display screen is mounted on the first cabinet door, the mounting frame is mounted on the inner side of the first cabinet door, the main control board is mounted on the mounting frame, and the main control board is electrically connected to the display screen.

5. A charger device compatible with BMS battery management according to claim 4, characterized in that: The first cabinet door is provided with an installation frame, the display screen is installed on the installation frame, the main control board is provided with a first input interface and a first output interface, the display screen is provided with a second input interface, the first output interface is connected to the second input interface via a wire, and the first input interface is used to receive the signal transmitted from the slave control module.

6. A charger device compatible with BMS battery management according to claim 5, characterized in that: The slave control module includes a second shell and a slave control mainboard arranged in the second shell, the second shell is arranged on one of the single cells, and the auxiliary mainboard corresponding to the single cell is installed in the second shell, the slave control mainboard is located above the auxiliary mainboard, the second shell is provided with a second output interface, the second output interface is electrically connected to the auxiliary mainboard, and the second output interface is connected to the first input interface through a wire.

7. A charger device compatible with BMS battery management according to claim 5, characterized in that: The display screen and the installation frame are fixed by buckles.

8. A charger device compatible with BMS battery management according to claim 4, characterized in that: The main control board is mounted on the mounting frame through a plurality of mounting posts.

9. A charger device compatible with BMS battery management according to claim 1, characterized in that: The two sides of the auxiliary main board are respectively connected to the positive electrode and the negative electrode of the single battery.

10. A charger device compatible with BMS battery management according to claim 1, characterized in that: A first shell is arranged above the single battery, and the auxiliary mainboard is arranged in the first shell.

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