CN213935356U - Simulation experiment device suitable for electric automobile high pressure safety teaching - Google Patents
Simulation experiment device suitable for electric automobile high pressure safety teaching Download PDFInfo
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- CN213935356U CN213935356U CN202023304973.4U CN202023304973U CN213935356U CN 213935356 U CN213935356 U CN 213935356U CN 202023304973 U CN202023304973 U CN 202023304973U CN 213935356 U CN213935356 U CN 213935356U
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Abstract
The utility model discloses a simulation experiment device suitable for high-voltage safety teaching of an electric automobile in the technical field of teaching devices, wherein a teaching panel and a display platform are arranged at the top end of a teaching cabinet; be equipped with on the teaching panel and draw colored high pressure system structure and circuit principle picture frame and the display screen of carving, be equipped with the computer of connecting the display screen in the teaching panel, the operation of the whole laboratory bench of computer control, the teaching is cashier's office in a shop and still is equipped with high-pressure system component and vehicle system component, and high-pressure system component and vehicle system component are according to former car circuit connection, the utility model discloses an electric automobile high pressure safety teaching laboratory bench adopts computer display screen show and the operation of part in a shop to combine together experience formula simulation experiment mode, demonstrates high-pressure system safety principle, high-pressure system's safety protection measure, and the test and the diagnosis of learning operation high-pressure system, safe and reliable, vivid, experiment experience nature are strong, are fit for the teaching environment application of school.
Description
Technical Field
The utility model relates to a teaching technical field specifically is a simulation experiment device suitable for electric automobile high pressure safety teaching.
Background
In order to meet the requirement of motor driving, the electric automobile must adopt a high-voltage electric system to ensure the power requirement of the whole automobile power. The high-voltage system of the electric automobile and the high-voltage control and high-voltage safety generated by the high-voltage system are key technologies of the electric automobile. High-voltage safety teaching and experiments are important components of electric automobile teaching.
Because the safe use requirements of high-voltage electricity on equipment and personnel are involved, the current teaching demonstration and experiments related to the high-voltage safety of the electric automobile only stay in the actual operation of a high-voltage protection device and a high-voltage detection instrument. As teaching, the operation experiment is unreal and unsafe in a high-voltage environment, and for this reason, a simulation experiment device suitable for electric vehicle high-voltage safety teaching is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simulation experiment device suitable for electric automobile high pressure safety teaching to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a simulation experiment device suitable for high-voltage safety teaching of an electric automobile comprises a teaching cabinet, wherein a roller with a locking device is arranged at the bottom end of the teaching cabinet, and a teaching panel and a display platform are arranged at the top end of the teaching cabinet; the teaching cabinet is characterized in that a handle convenient for pushing and pulling the teaching cabinet is arranged on one side of the teaching panel, a painted and carved colorful high-voltage system structure, a circuit principle picture frame and a display screen are arranged on the teaching panel, a computer connected with the display screen is arranged in the teaching panel and controls the whole experiment table to operate, a high-voltage system element and a vehicle system element are further arranged on the teaching panel, and the high-voltage system element and the vehicle system element are connected according to an original vehicle circuit.
Furthermore, the teaching panel is also provided with a measuring end point for operation detection, and the measuring end point corresponds to the high-voltage system structure and the circuit principle drawing frame.
Further, the high voltage system components include a contactor, a fuse, a pre-charge resistor, a control module, and a charger receptacle.
Further, the vehicle system elements comprise a power battery, a low-voltage power supply, a driving motor, an ignition key, a button switch and an indicator light.
Furthermore, the high-voltage system element, the power battery and the ignition key are positioned on the display stand, the power battery and the low-voltage power supply are positioned in the teaching cabinet, and the button switch and the indicating lamp are positioned on the teaching panel.
Further, the power battery is a 72V power supply, and the low-voltage power supply is a 12V vehicle power supply.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an electric automobile high pressure safety teaching experiment platform adopts computer display screen show and material object part operation to combine together experience formula simulation experiment mode, demonstrates high-pressure system safety principle, high-pressure system's safety protection measure, and the test and the diagnosis of learning operation high-pressure system, safe and reliable, vivid, experiment experience nature are strong, are fit for the teaching environment application of school.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a teaching cabinet; 11. a roller; 2. a teaching panel; 21. a handle; 3. a display stand; 4. a high voltage system component; 5. a vehicle system component; 6. high voltage system architecture and circuit schematic frames; 7. a display screen.
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the utility model provides a simulation experiment device suitable for electric automobile high-voltage safety teaching, including teaching cabinet 1, teaching cabinet 1 internally mounted computer and input/output electronic accessories, teaching cabinet 1 has installed the material object part and the vehicle system component of electric automobile high-voltage system operation, teaching cabinet 1 is by steel sheet stamping forming, the metal box structure of surface spraying plastics or the frame-type box structure of establishing by aluminium alloy, teaching cabinet 1 bottom is equipped with gyro wheel 11 with locking device, teaching cabinet 1 top is equipped with teaching panel 2 and show stand 3; teaching panel 2 one side is equipped with the handle 21 of the 1 push-and-pull of teaching of being convenient for cabinet, be equipped with on the teaching panel 2 and draw colored high voltage system structure and circuit principle picture frame 6 and display screen 7 carved, be equipped with the computer of connecting display screen 7 in the teaching panel 2, the computer display screen on the teaching panel 2 is connected to the computer, the operation of the whole laboratory bench of computer control, still be equipped with high voltage system component 4 and vehicle system component 5 on the teaching panel 1, high voltage system component 4 and vehicle system component 5 are according to former car circuit connection.
High-voltage safety teaching software and control program software are installed in the computer host, and the high-voltage safety teaching software comprises high-voltage safety control simulation software, high-voltage safety monitoring simulation software and high-voltage protection and fault formulation simulation software. Demonstrating a safe operation control strategy of the high-voltage system of the electric automobile in a display screen through a man-machine conversation type between an experimenter and a computer; demonstrating the mode and data of safety measurement of the electric automobile; the protection measures for demonstrating the high-voltage safety of the electric automobile and the operation method for judging the faults achieve the effect of experiential experiments.
Program software is controlled, so that the running states of the electric automobile high-voltage system real object parts in the experiment table and the teaching panel are synchronous with the simulation operation in the display screen, and a real and visualized teaching effect is achieved.
(1) High-pressure safe operation control strategy experiment: demonstrating the power-on safety control process of a high-voltage system on a display screen in a man-machine conversation mode of an experimenter and a computer; demonstrating the charging control process of the high-voltage system and demonstrating the principle of the power-off safety control process of the high-voltage system.
(2) High-voltage safety monitoring function demonstration experiment: firstly, monitoring electrical performance; monitoring operation parameters; and thirdly, insulation monitoring.
(3) High-pressure safety protection measure demonstration experiment: collision protection; leakage protection; protecting overcurrent and short circuit; and fourthly, passively disconnecting.
(4) High-voltage system fault diagnosis experiment: the fault detection method comprises the following steps of power system faults, driving motor system faults, vehicle body control module faults, power battery system insufficient storage faults, pre-charging faults, high-voltage interlocking faults, load current overlarge faults, input voltage overlow faults, system temperature and humidity overhigh, insulation faults, insulation difference faults, leakage current and insulation failures.
When the teaching simulation experiment is carried out, the high-voltage system component 4 and the vehicle system component 5 correspondingly operate along with the demonstration content.
The computer technology and the visualization teaching panel are adopted, the computer display screen display and the operation of the material object parts are combined, the safety principle of the high-voltage system and the safety protection measures of the high-voltage system are explained, the test and the diagnosis of the high-voltage system are learned and operated, and meanwhile, the 72V power supply system is adopted to operate the material object elements of the high-voltage system, so that the safety and the reliability are realized. The experiment table is high in integration level, complete in function, strong in experience, visual and vivid, and suitable for teaching in an automobile teaching environment.
The teaching panel 2 is also provided with a measuring end point for operation detection, and the measuring end point corresponds to a high-voltage system structure and a circuit principle picture frame 6.
The high-voltage system element 4 comprises a contactor, a fuse, a pre-charging resistor, a control module and a charger socket, the high-voltage system operation object element and the vehicle system element are connected according to the original vehicle circuit connection mode of the electric vehicle, and the operation process demonstration of the electric vehicle can be carried out.
The vehicle system elements 5 include a power battery, a low-voltage power supply, a drive motor, an ignition key, and a push button switch and an indicator lamp.
The high-voltage system element 4, the power battery and the ignition key are positioned on the display stand 3, the power battery and the low-voltage power supply are positioned in the teaching cabinet 1, and the button switch and the indicator light are positioned on the teaching panel 2
The power battery is a 72V power supply, and the low-voltage power supply is a 12V vehicle power supply.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a simulation experiment device suitable for electric automobile high pressure safety teaching which characterized in that: the teaching cabinet comprises a teaching cabinet (1), wherein the bottom end of the teaching cabinet (1) is provided with a roller (11) with a locking device, and the top end of the teaching cabinet (1) is provided with a teaching panel (2) and a display stand (3); the teaching cabinet is characterized in that a handle (21) convenient for pushing and pulling the teaching cabinet (1) is arranged on one side of the teaching panel (2), a colored high-voltage system structure, a circuit principle drawing frame (6) and a display screen (7) which are carved are arranged on the teaching panel (2), a computer connected with the display screen (7) is arranged in the teaching panel (2), the computer controls the whole experiment table to run, a high-voltage system element (4) and a vehicle system element (5) are further arranged on the teaching cabinet (1), and the high-voltage system element (4) and the vehicle system element (5) are connected according to an original vehicle circuit.
2. The simulation experiment device suitable for the electric vehicle high-voltage safety teaching according to claim 1, wherein: the teaching panel (2) is also provided with a measuring end point for operation detection, and the measuring end point corresponds to a high-voltage system structure and a circuit principle drawing frame (6).
3. The simulation experiment device suitable for the electric vehicle high-voltage safety teaching according to claim 1, wherein: the high-voltage system element (4) comprises a contactor, a fuse, a pre-charging resistor, a control module and a charger socket.
4. The simulation experiment device suitable for the electric vehicle high-voltage safety teaching according to claim 1, wherein: the vehicle system elements (5) comprise a power battery, a low-voltage power supply, a driving motor, an ignition key, a button switch and an indicator light.
5. The simulation experiment device suitable for the electric vehicle high-voltage safety teaching according to claim 3, wherein: the high-voltage system element (4), the power battery and the ignition key are located on the display stand (3), the power battery and the low-voltage power supply are located in the teaching cabinet (1), and the button switch and the indicating lamp are located on the teaching panel (2).
6. The simulation experiment device suitable for the electric vehicle high-voltage safety teaching according to claim 4, wherein: the power battery is a 72V power supply, and the low-voltage power supply is a 12V vehicle power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023304973.4U CN213935356U (en) | 2020-12-31 | 2020-12-31 | Simulation experiment device suitable for electric automobile high pressure safety teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023304973.4U CN213935356U (en) | 2020-12-31 | 2020-12-31 | Simulation experiment device suitable for electric automobile high pressure safety teaching |
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| Publication Number | Publication Date |
|---|---|
| CN213935356U true CN213935356U (en) | 2021-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023304973.4U Active CN213935356U (en) | 2020-12-31 | 2020-12-31 | Simulation experiment device suitable for electric automobile high pressure safety teaching |
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| Country | Link |
|---|---|
| CN (1) | CN213935356U (en) |
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2020
- 2020-12-31 CN CN202023304973.4U patent/CN213935356U/en active Active
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