A training platform for high voltage battery electric vehicle repair
By simulating the electrical system of high-voltage pure electric vehicles, a training platform is provided, which solves the problem of insufficient knowledge of staff in the field of electrical engineering, improves maintenance skills, reduces safety risks, and ensures the safe operation of new energy vehicles.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- TIANJIN PORT HUISHENG TERMINAL
- Filing Date
- 2025-06-23
- Publication Date
- 2026-07-21
AI Technical Summary
The staff have accumulated rich experience in mechanics and hydraulics, but their knowledge in the electrical field is weak, which leads to safety risks when repairing the high-voltage electrical systems of new energy vehicles and makes it impossible for them to quickly master the repair skills.
A training platform for the maintenance of high-voltage pure electric vehicles is provided, including a battery module, a control module, a power module, and an operation module. It simulates the electrical system of an actual car, and demonstrates the connection methods and principles of strong and weak current wires through high-voltage and low-voltage wire connections, providing a practical operation training environment.
This improved staff's understanding of high-voltage electrical systems, reduced safety risks during maintenance, enhanced maintenance skills, and provided a guarantee for the safe operation of new energy vehicles.
Smart Images
Figure CN224536621U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of vehicle maintenance training technology, and in particular to a training platform for the maintenance of high-voltage pure electric vehicles. Background Technology
[0002] With the increasing prevalence of new energy vehicles at ports, their proportion in port operations has been rising year by year, leading to a significant increase in after-sales maintenance and repair needs. This often requires port staff to perform these repairs. However, while staff possess extensive experience in mechanics and hydraulics, their knowledge in the electrical field is relatively weak. Currently, staff primarily work with simple circuits such as low-voltage sensors and lighting power supplies, exhibiting limited understanding of high-voltage electrical systems. The high-voltage circuits involved in new energy vehicles range from 500 to 700V, posing significant safety risks during repairs and demanding a higher level of electrical knowledge from staff, making it difficult for them to quickly master the skills required for repairing new energy vehicles. Utility Model Content
[0003] In view of this, the purpose of this utility model is to provide a training platform for the maintenance of high-voltage pure electric vehicles, which can help staff quickly master the maintenance skills of new energy vehicles at the dock, not only improving the overall maintenance technical level of the staff, but also providing a strong guarantee for the safe operation of new energy vehicles at the dock.
[0004] This utility model embodiment provides a training platform for the maintenance of high-voltage pure electric vehicles, including:
[0005] Battery module, control module, power module, and operation module;
[0006] The battery module includes a lithium battery pack and a battery management unit. The lithium battery pack is mounted on the platform base plate and is a battery pack integrating multiple lithium batteries. The lithium battery pack is used to store electrical energy, and the battery management unit is used to manage the lithium battery pack, including managing the charging and discharging time and charging and discharging capacity of the lithium battery pack.
[0007] The control module includes a vehicle control unit, a transmission control unit, a multi-function driver, and an oil pump controller. The vehicle control unit is located inside the cabinet of the control panel, the transmission control unit is located inside the gearbox housing, and the multi-function driver and the oil pump controller are mounted on the platform plate of the platform frame.
[0008] The power module is located to the right of the battery module. The power module has a platform frame. A traction transmission unit and an oil pump motor are located under the platform frame's floor. Both the traction transmission unit and the oil pump motor are mounted on the platform's base plate. The oil pump motor is located to the right of the traction transmission unit. The traction transmission unit includes a traction motor and a gearbox. The gearbox is connected to the output end of the traction motor.
[0009] The operation module is located in front of the battery module. The operation module includes an operating table, which is mounted on the platform base plate. The table surface of the operating table is equipped with instruments and operating switches. The operating switches include maintenance switches and fault switches. The operating table is equipped with a storage battery.
[0010] The lithium battery pack is electrically connected to the multi-function driver via a high-voltage wire. The multi-function driver is electrically connected to the oil pump controller, the traction motor, and the storage battery via the high-voltage wire. The oil pump controller is electrically connected to the oil pump motor via the high-voltage wire.
[0011] The battery is electrically connected to the vehicle control unit, the transmission control unit, the multi-function driver, the oil pump controller, and the instrument panel via low-voltage wires.
[0012] The vehicle control unit is electrically connected to the battery management unit, the transmission control unit, the multi-function driver, the oil pump controller, and the instrument panel via signal transmission wires. The oil pump controller is electrically connected to the oil pump motor via the signal transmission wires.
[0013] Preferably, the all-in-one driver and the oil pump controller are bolted to the deck of the platform frame.
[0014] Preferably, both the traction transmission unit and the oil pump motor are mounted on the platform base plate via brackets.
[0015] Preferably, the power module includes the water tank and the water pump, both of which are located at the rear of the platform frame.
[0016] Preferably, the water tank, the water pump, the multi-function driver, the oil pump controller, the oil pump motor, and the traction motor are connected in sequence via cooling pipes, and the traction motor and the water tank are connected via the cooling pipes.
[0017] Preferably, the battery is electrically connected to the water pump via the low-voltage wire.
[0018] The present invention provides the following beneficial effects:
[0019] This embodiment provides a training platform for the maintenance of high-voltage pure electric vehicles. The platform visually demonstrates the connection methods and principles of both high-voltage and low-voltage wires, helping maintenance personnel to more efficiently familiarize themselves with the electrical systems of new energy vehicles. Through this training platform, maintenance personnel can not only improve their understanding of high-voltage electrical systems but also conduct practical training in a safe environment, thereby providing more professional and reliable technical support for the maintenance of new energy vehicles at the port.
[0020] Other features and advantages of this invention will be set forth in the description which follows, and will be apparent in part from the description, or may be learned by practicing the invention. The objectives and other advantages of this invention are realized and obtained through the structures particularly pointed out in the description, claims, and drawings.
[0021] To make the above-mentioned objectives, features and advantages of this utility model more apparent and understandable, preferred embodiments are described below in detail with reference to the accompanying drawings. Attached Figure Description
[0022] To more clearly illustrate the specific embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of this utility model. For those skilled in the art, other drawings can be obtained from these drawings without creative effort.
[0023] Figure 1 This is a schematic diagram of the structure of a training platform for the maintenance of high-voltage pure electric vehicles, provided as an embodiment of the present invention. Detailed Implementation
[0024] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.
[0025] To facilitate understanding of this embodiment, in conjunction with Figure 1 This invention provides a detailed description of a training platform for the maintenance of high-voltage pure electric vehicles, as disclosed in the embodiments of this utility model.
[0026] Example 1
[0027] A training platform for the maintenance of high-voltage pure electric vehicles includes:
[0028] Battery module, control module, power module, and operation module;
[0029] The battery module includes a lithium battery pack 1 and a battery management unit. The lithium battery pack 1 is mounted on the platform base plate 2 and is a battery pack integrating multiple lithium batteries. The lithium battery pack 1 is used to store electrical energy, and the battery management unit is used to manage the lithium battery pack 1, including managing the charging and discharging time and charging and discharging capacity of the lithium battery pack 1.
[0030] In this embodiment, the battery voltage of the lithium battery pack 1 is 540V, the lithium battery is a lithium battery of the same specification as the actual car battery, the battery material is lithium iron phosphate, and the single cell is 3V.
[0031] The control module includes a vehicle control unit (VCU), a transmission control unit (TCU), a multi-function drive 7, and an oil pump controller 8. The vehicle control unit is located inside the cabinet of the control panel 3, the transmission control unit is located inside the gearbox housing, and the multi-function drive 7 and the oil pump controller 8 are mounted on the platform frame 4.
[0032] Preferably, the all-in-one drive 7 and the oil pump controller 8 are bolted to the deck of the platform frame 4.
[0033] The power module is located to the right of the battery module. The power module has a platform frame 4. The traction transmission unit 5 and the oil pump motor 6 are located under the platform plate 4. The traction transmission unit 5 and the oil pump motor 6 are both mounted on the platform base plate 2. The oil pump motor 6 is located to the right of the traction transmission unit 5. The traction transmission unit 5 includes a traction motor and a gearbox. The gearbox is connected to the output end of the traction motor.
[0034] Preferably, both the traction transmission unit 5 and the oil pump motor 6 are mounted on the platform base plate 2 via brackets.
[0035] Preferably, the power module includes a water tank 9 and a water pump 10, both of which are located behind the platform frame 4.
[0036] Furthermore, the water tank 9, water pump 10, multi-function driver 7, oil pump controller 8, oil pump motor 6, and traction motor are connected in sequence via cooling pipes, and the traction motor and water tank 9 are also connected via cooling pipes. The connection between the cooling pipes and the aforementioned devices forms a closed water circuit.
[0037] The operation module is located in front of the battery module. The operation module includes an operation table 3, which is installed on the platform base plate 2. The operation table 3 is equipped with an instrument 301 and an operation switch 302. The operation switch 302 includes a maintenance switch and a fault switch. The operation table 3 contains a storage battery.
[0038] In this embodiment, the battery voltage is 24V.
[0039] In the training platform, the lithium battery pack 1 and the multi-function driver 7 are electrically connected via high-voltage wires. The multi-function driver 7 is electrically connected to the oil pump controller 8, the traction motor, and the battery via high-voltage wires. The oil pump controller 8 is electrically connected to the oil pump motor 6 via high-voltage wires.
[0040] In this embodiment, the lithium battery pack 1 provides 540V high voltage to the multi-function driver 7 via a high voltage wire. The multi-function driver 7 can provide 540V high voltage to the traction motor and also provide 540V high voltage to the oil pump motor 6 via the oil pump controller 8. In addition, the multi-function driver 7 can convert the 540V high voltage to 24V voltage and provide 24V voltage to the battery.
[0041] The battery is electrically connected to the vehicle control unit, transmission control unit, multi-function driver 7, oil pump controller 8, and instrument cluster 301 via low-voltage wires.
[0042] Preferably, the battery is electrically connected to the water pump 10 via a low-voltage wire.
[0043] In this embodiment, the battery provides 24V low-voltage power to the vehicle control unit, transmission control unit, multi-function driver 7, oil pump controller 8, instrument 301 and water pump 10 via low-voltage wires.
[0044] The vehicle control unit is electrically connected to the battery management unit, transmission control unit, multi-function driver 7, oil pump controller 8, and instrument 301 via signal transmission wires. The oil pump controller 8 is electrically connected to the oil pump motor 6 via signal transmission wires.
[0045] In this embodiment, the vehicle control unit sends and receives transmission signals to the battery management unit, transmission control unit, multi-function driver 7, oil pump controller 8, and instrument cluster 301 via signal transmission wires to achieve information exchange. Furthermore, the oil pump controller 8 controls the power supply to the oil pump motor 6 via a high-voltage wire to control the oil pump motor 6, and detects the motor status via the signal transmission wires. Additionally, the oil pump controller 8 controls the oil pump motor 6 via signal transmission wires.
[0046] In this embodiment, the lithium battery pack 1 in the battery module can be powered by an external power source; the battery management unit is equipped with a battery management system (BMS), which manages the charging and discharging time and capacity of the lithium battery pack 1 through the battery management system. This includes: the battery management system can obtain the battery voltage, battery current and battery temperature of the lithium battery pack 1 in real time through sensors to manage the charging and discharging time and capacity of the lithium battery pack 1, so as to control the lithium battery pack 1 to simulate the charging and discharging process of an actual car battery.
[0047] In the control module, the vehicle control unit is the main controller, which can send command signals through signal transmission wires to control the transmission control unit, the multi-in-one driver 7 and the oil pump controller 8, the battery management unit and the instrument 301, and receive feedback signals from the transmission control unit, the multi-in-one driver 7 and the oil pump controller 8, the battery management unit and the instrument 301.
[0048] The transmission control unit can control the gearbox shifting, including controlling the gearbox shifting time and shift gear; the transmission control unit can also send the gearbox speed information, shifting time and shift gear to the vehicle control unit through feedback signals;
[0049] The all-in-one drive 7 includes a power distribution unit (PDU), a direct current to direct current (DCDC) transformer, and a motor control unit (MCU). The power distribution unit distributes the power provided by the lithium battery pack 1 to the oil pump controller 8, the traction motor, and the battery. The oil pump controller 8 and the traction motor directly use the 540V high-voltage power provided by the lithium battery pack 1, while the battery uses 24V low-voltage power, which is converted from the 540V high-voltage power provided by the lithium battery pack 1 by the DC transformer. The motor control unit monitors the status information and error information of each component in the power module and sends them to the vehicle control unit.
[0050] The oil pump controller 8 also includes a motor controller, which controls the motor speed and torque by controlling the current and voltage of the motor. At the same time, the oil pump controller 8 reads the motor status through an encoder and a temperature sensor and feeds it back to the vehicle control unit in real time.
[0051] Among them, the all-in-one driver 7 and the oil pump controller 8 can both simulate the power control process of an actual car to ensure the practicality and authenticity of the training platform.
[0052] In the power module, the traction motor and gearbox in traction transmission unit 5 are integrated. Traction transmission unit 5 can simulate the process of increasing the rotational power of the vehicle drive shaft in an actual car, which helps staff to better understand the operating characteristics of the motor and fault diagnosis skills. The gearbox is specifically an ATM gearbox, which can simulate the automatic and manual gearboxes in an actual car, which helps staff to become familiar with the working principle and fault diagnosis methods of automatic and manual gearboxes.
[0053] Furthermore, the specifications of the traction motor and the oil pump motor 6 are the same as those used in actual automobiles.
[0054] In the operation module, instrument 301 can display the operating status of the training platform, including the battery status of lithium battery pack 1; both the maintenance switch and the fault switch can be operated manually. When the fault switch is turned on, instrument 301 will display the name of the faulty equipment and the fault symbol. The fault symbol can reflect the faulty problem of the faulty equipment. At the same time, instrument 301 will start an alarm. The staff can restore the faulty equipment to normal by operating the maintenance switch.
[0055] The working principle of the training platform for the maintenance of high-voltage pure electric vehicles provided in this embodiment is as follows:
[0056] The staff manually turns on the fault switch on the control panel 3. When the fault switch is turned on, the instrument 301 on the control panel will display the name of the faulty equipment and the fault symbol. At the same time, the instrument 301 will start to alarm. At this time, the staff will check the faulty equipment item by item and locate the location of the fault by combining the operating status of the training platform displayed on the instrument 301. The staff will restore the faulty equipment to normal by operating the maintenance switch and finally turn off the fault switch.
[0057] It should be noted that, in this document, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.
[0058] Finally, it should be noted that the above-described embodiments are merely specific implementations of this utility model, used to illustrate the technical solution of this utility model, and not to limit it. The protection scope of this utility model is not limited thereto. Although this utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that any person skilled in the art can still modify or easily conceive of changes to the technical solutions described in the foregoing embodiments, or make equivalent substitutions for some of the technical features, within the technical scope disclosed in this utility model. These modifications, changes, or substitutions do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of this utility model, and should all be covered within the protection scope of this utility model. Therefore, the protection scope of this utility model should be determined by the scope of the claims.
Claims
1. A training platform for the maintenance of high-voltage pure electric vehicles, characterized in that, include: Battery module, control module, power module, and operation module; The battery module includes a lithium battery pack (1) and a battery management unit. The lithium battery pack (1) is installed on the platform base plate (2). The lithium battery pack (1) is a battery pack integrating multiple lithium batteries. The lithium battery pack (1) is used to store electrical energy. The battery management unit is used to manage the lithium battery pack (1), including managing the charging and discharging time and charging and discharging capacity of the lithium battery pack (1). The control module includes a vehicle control unit, a transmission control unit, a multi-function driver (7) and an oil pump controller (8). The vehicle control unit is located inside the cabinet of the control panel (3), the transmission control unit is located inside the gearbox housing, and the multi-function driver (7) and the oil pump controller (8) are mounted on the platform frame (4). The power module is located to the right of the battery module. The power module is equipped with the platform frame (4). The platform frame (4) is equipped with a traction transmission unit (5) and an oil pump motor (6) under the deck. The traction transmission unit (5) and the oil pump motor (6) are both installed on the platform base plate (2). The oil pump motor (6) is located to the right of the traction transmission unit (5). The traction transmission unit (5) includes a traction motor and a gearbox. The gearbox is connected to the output end of the traction motor. The operation module is located in front of the battery module. The operation module includes an operation table (3). The operation table (3) is installed on the platform base plate (2). The operation table (3) is equipped with an instrument (301) and an operation switch (302). The operation switch (302) includes a maintenance switch and a fault switch. The operation table (3) is equipped with a storage battery inside. The lithium battery pack (1) is electrically connected to the multi-function driver (7) via a high-voltage wire. The multi-function driver (7) is electrically connected to the oil pump controller (8), the traction motor, and the storage battery via the high-voltage wire. The oil pump controller (8) is electrically connected to the oil pump motor (6) via the high-voltage wire. The battery is electrically connected to the vehicle control unit, the transmission control unit, the multi-function driver (7), the oil pump controller (8), and the instrument (301) via low-voltage wires. The vehicle control unit is electrically connected to the battery management unit, the transmission control unit, the multi-function driver (7), the oil pump controller (8), and the instrument (301) via signal transmission wires. The oil pump controller (8) is electrically connected to the oil pump motor (6) via the signal transmission wires.
2. The training platform for the maintenance of high-voltage pure electric vehicles according to claim 1, characterized in that, The all-in-one driver (7) and the oil pump controller (8) are bolted to the deck of the platform frame (4).
3. A training platform for the maintenance of high-voltage pure electric vehicles according to claim 1, characterized in that, The traction transmission unit (5) and the oil pump motor (6) are both mounted on the platform base plate (2) via brackets.
4. A training platform for the maintenance of high-voltage pure electric vehicles according to claim 1, characterized in that, The power module includes a water tank (9) and a water pump (10), both of which are located behind the platform frame (4).
5. A training platform for the maintenance of high-voltage pure electric vehicles according to claim 4, characterized in that, The water tank (9), the water pump (10), the all-in-one driver (7), the oil pump controller (8), the oil pump motor (6), and the traction motor are connected in sequence through cooling pipes, and the traction motor and the water tank (9) are connected through the cooling pipes.
6. A training platform for the maintenance of high-voltage pure electric vehicles according to claim 4, characterized in that, The battery is electrically connected to the water pump (10) via the low-voltage wire.