CN114613227B - Maintenance electrician practical training and checking device - Google Patents
Maintenance electrician practical training and checking device Download PDFInfo
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- CN114613227B CN114613227B CN202210305003.0A CN202210305003A CN114613227B CN 114613227 B CN114613227 B CN 114613227B CN 202210305003 A CN202210305003 A CN 202210305003A CN 114613227 B CN114613227 B CN 114613227B
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B9/00—Simulators for teaching or training purposes
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/183—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for circuits
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Abstract
The application belongs to the technical field of electrician practical training, and particularly relates to a maintenance electrician practical training assessment device, which comprises: the training table comprises an electric control cabinet and an operation table, wherein the operation table is arranged at the top of the electric control cabinet; the practical training box is arranged at the top of the operating platform, the practical training box comprises a box body, an electronic circuit fixed circuit board, practical training components and parts, a fixed circuit board wiring female end, a wiring male end and a mesh plate, the box body is arranged at the top of the operating platform, the electronic circuit fixed circuit board which is uniformly distributed is arranged on the box body, the practical training components and parts are arranged on the electronic circuit fixed circuit board, the electronic circuit fixed circuit board wiring female end which is uniformly distributed is arranged on the electronic circuit fixed circuit board, the fixed circuit board wiring female end comprises a bus slot, incorrect voltage caused by wiring errors can be effectively avoided to damage an electric element, and personal safety of test staff can be ensured.
Description
Technical Field
The application relates to the technical field of electrician practical training, in particular to a maintenance electrician practical training assessment device.
Background
When an electrician is maintained in an examination, a part of electrician cannot grasp the theory and cannot grasp the circuit diagram completely, and the wrong wiring male end can be inserted into the wiring female end with a certain probability. The electrical element is possibly damaged due to the fact that the wrong voltage is input to the electrical element, and electric arcs are generated in extreme cases, so that the personal safety of test personnel is threatened to a certain extent.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the application and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the application and in the title of the application, which may not be used to limit the scope of the application.
The present application has been made in view of the above-mentioned and/or existing problems occurring in the maintenance electrician training assessment device.
Therefore, the application aims to provide the maintenance electrician practical training examination device which can effectively avoid incorrect voltage damage to electric elements caused by wiring errors and can ensure personal safety of examination staff. In order to solve the technical problems, according to one aspect of the present application, the following technical solutions are provided:
a maintenance electrician training assessment device, comprising:
the practical training table comprises an electric control cabinet and an operation table, wherein the operation table is arranged at the top of the electric control cabinet;
the practical training box is arranged at the top of the operating platform and comprises a box body, an electronic circuit fixed circuit board, practical training components and parts, a fixed circuit board wire receiving female end, a wiring male end and a mesh plate, wherein the box body is arranged at the top of the operating platform, the electronic circuit fixed circuit board which is uniformly distributed is arranged on the box body, the practical training components and parts are arranged on the electronic circuit fixed circuit board, the electronic circuit fixed circuit board wire receiving female end which is uniformly distributed is arranged on the electronic circuit fixed circuit board, the fixed circuit board wire receiving female end comprises a female end wire groove, a key core, an insulating layer, a movable electrode plate and a fixed electrode plate, the bus end wire groove is uniformly distributed, the key core is arranged in the female end wire groove, the insulating layer is arranged outside the key core, the movable electrode plate is electrically connected with an inner core of the key core, the movable electrode plate is arranged on the inner wall of the bus end wire groove, the wiring male end is inserted into the wiring male end, the wiring male end comprises a male end cable, a male end connector and a conductive wire connector, the conductive wire connector is arranged at the tail end of the key core, and the conductive wire connector is matched with the key core, and the key core is arranged at the side edge of the key core.
As a preferable scheme of the maintenance electrician practical training assessment device, the application comprises the following steps: the electric control cabinet is internally provided with a computer host, and the top of the operating table is provided with a display screen connected with the computer host.
As a preferable scheme of the maintenance electrician practical training assessment device, the application comprises the following steps: the center of the front end of the top of the operating platform is provided with a motor and a controller, and the motor in the motor and the controller adopts a three-phase asynchronous motor.
As a preferable scheme of the maintenance electrician practical training assessment device, the application comprises the following steps: the keyboard drawer is arranged in the operation desk, and the front end of the electric control cabinet is provided with an electric control cabinet door.
As a preferable scheme of the maintenance electrician practical training assessment device, the application comprises the following steps: the bottom of the electric control cabinet is provided with rollers, and the rollers adopt universal wheels with self-locking functions.
As a preferable scheme of the maintenance electrician practical training assessment device, the application comprises the following steps: the circuit fixing circuit board is characterized in that clamping grooves are formed in the top and the bottom of the circuit fixing circuit board, and clamping blocks matched with the clamping grooves are arranged on the mesh plate.
As a preferable scheme of the maintenance electrician practical training assessment device, the application comprises the following steps: the bottom of the box body is provided with a frequency converter, and the frequency converter is provided with an RS485 communication interface, a BOP operation panel and peripheral matched components.
As a preferable scheme of the maintenance electrician practical training assessment device, the application comprises the following steps: the electric control cabinet is internally provided with a three-phase fixed 380V alternating current power supply, interphase and direct short circuit or overload are automatically monitored and automatically protected by a single chip microcomputer in the whole process, and the working power supply of the practical training platform is controlled by a start button and a stop button after the current type voltage type leakage switch is started.
As a preferable scheme of the maintenance electrician practical training assessment device, the application comprises the following steps: the PLC host hanging box is arranged at the bottom of the box body, and is matched with integrated digital I/O (24 paths of digital input and 16 paths of digital output), RS-422 communication ports, SC-09 communication programming cables, switching input and output ports and switches, and simulation teaching software and industrial control configuration software are randomly configured.
As a preferable scheme of the maintenance electrician practical training assessment device, the application comprises the following steps: the practical training table is made of iron double-layer matte dense-pattern plastic spraying, and the table top of the practical training table is a fireproof, waterproof and wear-resistant high-density plate.
Compared with the prior art: the practical training adopts a mode of combining the mesh plate and the hanging box, is convenient to operate, convenient to replace and easy to expand functions or develop new practical training projects, has strong practical ability, is close to an industrial site, and has strong comprehensiveness: the intelligent electric power test device can complete the skill training of electrician, electric dragging, electric control, PLC comprehensive control and electronic technology multi-subject, the principle of a wiring female end and a wiring male end on a panel is similar to that of a key and a key hole, only the wiring male end which is correct is selected to rotate in the wiring female end, after successful rotation, current can be switched on, incorrect voltage caused by wiring errors is effectively avoided to damage an electric element, personal safety of test staff can be ensured, a set of overcurrent protection device which is controlled by a single chip microcomputer in the whole course is arranged at a 380V alternating current output position, the total power supply is cut off when direct short circuit or overload current between the interphase and the wiring exceeds a set value system, safety of the equipment is ensured, and the practical training manager can automatically record total leakage alarm times caused by wiring or operation errors and provide a unified standard for practical training test of students.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following detailed description of the embodiments of the present application will be given with reference to the accompanying drawings, which are to be understood as merely some embodiments of the present application, and from which other drawings can be obtained by those skilled in the art without inventive faculty. Wherein:
FIG. 1 is a schematic view of an axial structure of the present application;
FIG. 2 is a schematic diagram of the female end structure of the fixed circuit board;
fig. 3 is a schematic diagram of the structure of the male terminal of the wiring of the present application.
In the figure: 100 practical training tables, 110 electric control cabinets, 120 operation tables, 130 computer hosts, 140 display screens, 150 motors and controllers, 160 keyboard drawers, 170 electric control cabinets, 180 rollers, 200 practical training boxes, 210 boxes, 220 electronic circuit fixed circuit boards, 230 practical training components, 240 fixed circuit board wiring female ends, 241 bus end trunking, 242 key cores, 243 insulating layers, 244 movable electrode plates, 245 fixed electrode plates, 250 wiring male ends, 251 male end cables, 252 male end terminal connectors, 253 conductive key plates and 260 mesh plates.
Detailed Description
In order that the above objects, features and advantages of the application will be readily understood, a more particular description of the application will be rendered by reference to the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, but the present application may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present application is not limited to the specific embodiments disclosed below.
Next, the present application will be described in detail with reference to the drawings, wherein the sectional view of the device structure is not partially enlarged to general scale for the convenience of description, and the drawings are only examples, which should not limit the scope of the present application. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.
For the purpose of making the objects, technical solutions and advantages of the present application more apparent, embodiments of the present application will be described in further detail below with reference to the accompanying drawings.
The application provides a maintenance electrician practical training assessment device, which adopts a mode of combining a mesh plate and a hanging box for practical training, has the advantages of convenient practical training operation, convenient replacement, easy function expansion or new practical training project development, strong practical ability, approaching to an industrial site and strong comprehensiveness: the utility model provides a can accomplish the skill training of electrician, electric dragging, electric control, PLC integrated control, electronic technology multi-subject, receive line female end and wiring male end and key hole principle on the panel are similar, only just select the correct wiring male end can rotate in receiving line female end, the electric current can be put through after successfully rotating, effectively avoid the incorrect voltage that the wiring error leads to damage electric elements, and can guarantee examination personnel's personal safety, 380V alternating current output department is equipped with a set of overcurrent protection device of singlechip whole course control, alternate, direct short circuit between lines or overload current surpass the setting value system and cut off total power supply promptly, ensure the safety of equipment, real standard manager can be automatically recorded because the leakage alarm total number of times that wiring or operation were wrong led to cause provides a unified standard for student's real examination, please see fig. 1-3, a maintenance electrician training examination device of this embodiment, its main part includes: a training table 100 and a training box 200.
The practical training table 100 comprises an electric control cabinet 110 and an operation table 120, the operation table 120 is arranged at the top of the electric control cabinet 110, the practical training table 100 is made of iron and is made of double-layer matte dense-pattern plastic, a tabletop is made of fireproof, waterproof and wear-resistant high-density plates, the structure is firm, the appearance is attractive and elegant, an element storage cabinet is arranged below the practical training table 100, a practical training box can be placed, and four wheels with brakes are further arranged, so that the practical training table is convenient to move and fix.
The practical training box 200 is arranged at the top of the operation platform 120, the practical training box 200 comprises a box body 210, an electronic circuit fixed circuit board 220, practical training components 230, a fixed circuit board wire receiving female end 240, a wiring male end 250 and a mesh plate 260, the box body 210 is arranged at the top of the operation platform 120, the electronic circuit fixed circuit board 220 which is uniformly distributed is arranged on the box body 210, the practical training components 230 are arranged on the electronic circuit fixed circuit board 220, the fixed circuit board wire receiving female end 240 which is uniformly distributed is arranged on the electronic circuit fixed circuit board 220, the fixed circuit board wire receiving female end 240 comprises a female end wire groove 241, a key core 242, an insulating layer 243, a movable electrode plate 244 and a fixed electrode plate 245, the electronic circuit board wire receiving female end groove 241 is uniformly distributed, the key core 242 is uniformly arranged in the female end wire receiving groove 242, the movable electrode plate 244 is arranged on the inner wall of the female end groove 241, the key core 242 is correspondingly connected with the fixed electrode plate 245, the wiring male end 250 is connected with the male end wire receiving male end groove 252, the key core 252 is arranged on the side edge of the key core 242, the key core 252 is connected with the male end wire receiving end 252, the key core 252 is arranged on the side edge of the key core 252, and the key core wire receiving end is matched with the key wire receiving end 252.
The conductive key piece 253 and the key core 242 are matched with each other, the conductive key piece 253 can be rotated only when inserted into the corresponding key core 242 in the same key principle, when the conductive key piece 253 is inserted into the key core 242, the conductive key piece 253 is in electric circuit communication with the movable electrode piece 244, when the conductive key piece 253 is inserted into the corresponding key core 242, the conductive key piece 253 can be rotated, thereby driving the movable electrode piece 244 to rotate, enabling the movable electrode piece 244 to contact the fixed electrode piece 245, realizing the electric circuit communication between the wire receiving female end 240 and the wire receiving male end 250 of the fixed circuit board, and when the conductive key piece 253 is not matched with the key core 242, the conductive key piece 253 cannot be rotated, at this time, even if the conductive key piece 253 is electrified, the movable electrode piece 244 cannot contact the fixed electrode piece 245, a closed loop cannot be formed, and therefore, the current cannot be conducted, incorrect voltage caused by wiring errors can be effectively avoided, the electrical element is damaged, and the personal safety of test staff can be ensured.
The electronic control cabinet 110 is internally provided with a computer host 130, and the top of the operation desk 120 is provided with a display screen 140 connected with the computer host 130 for displaying circuit information.
The center of the front end of the top of the operation table 120 is provided with a motor and a controller 150, wherein the motor in the motor and the controller 150 adopts a three-phase asynchronous motor, so that students can conveniently perform forward and reverse training control on the three-phase asynchronous motor.
A keyboard drawer 160 is arranged in the operation table 120, an electric control cabinet door 170 is arranged at the front end of the electric control cabinet 110, and the electric control cabinet door 170 is internally used for installing and storing electronic components.
The bottom of the electric control cabinet 110 is provided with the idler wheels 180, and the idler wheels 180 adopt universal wheels with self-locking functions, so that the device is convenient to move and is convenient to use in different places.
The clamping grooves are formed in the top and the bottom of the circuit fixed circuit board 220, clamping blocks matched with the clamping grooves are arranged on the mesh board 260, the mesh board 260 is convenient to disassemble and assemble, and the mesh board 260 is convenient to install on different circuit fixed circuit boards 220.
The bottom of the box 210 is provided with a frequency converter with an RS485 communication interface, a BOP operation panel and peripheral matched components.
The electric control cabinet 110 is internally provided with a three-phase fixed 380V alternating current power supply, interphase, line-to-line and direct short circuit or overload are automatically monitored and automatically protected by a single chip microcomputer in the whole process, and a current type voltage type leakage switch is controlled by a start button and a stop button to control a practical training platform working power supply after being started.
The bottom of the box 210 is provided with a PLC host hanging box, the PLC host hanging box is matched with integrated digital I/O24 paths of digital input, 16 paths of digital output, an RS-422 communication port, an SC-09 communication programming cable, a switching input/output port and a switch, and simulation teaching software and industrial control configuration software are randomly configured.
The practical training table 100 is made of iron double-layer matte dense-pattern plastic spraying, and the table top of the practical training table 100 is a fireproof, waterproof and wear-resistant high-density board.
The training table 100 is provided with a voltage type leakage protector and a current type leakage protector, so that the safety of operators can be ensured, and the power supply output has monitoring and short-circuit protection functions.
Input power: three-phase four-wire system-380V plus or minus 10 percent 50Hz;
temperature: -5 ℃ to +40 ℃ and the relative humidity is less than 85%;
the device comprises the following components: < 1.5KVA;
external dimensions: 1600 mm. Times.750 mm. Times.1560 mm.
The practical training table 100 is of an iron double-layer matte micro-pattern plastic spraying structure, an aluminum alloy panel provides alternating current power supply, direct current stabilized voltage power supply, constant current source, practical training devices and the like for a practical training hanging box, and has the following specific functions:
first control and AC power supply part
A three-phase fixed 380V alternating current power supply is provided, and interphase, interphase and direct short circuit or overload are automatically monitored and automatically protected by a singlechip in the whole process. After the current type voltage leakage switch is started, the starting and stopping buttons control the working power supply of the practical training platform. Has alarm and reset functions.
And providing 220V socket 2 to provide working power supply for external instrument.
The direct current power supply part provides 0-30V continuously adjustable, direct current output 2A stabilized voltage power supply, the built-in relay automatically shifts gears, the multi-turn potentiometer is continuously adjusted, and the use is convenient. There is a digital ammeter indication.
Low voltage dc regulated power supply: +5V, + -12V, +24V, has short-circuit protection function.
Constant current source: a path of 0-500mA continuous adjustable constant current source is divided into three gears of 2mA, 20mA and 500mA, is provided with a digital direct current mA meter indicating output current, and has the output open circuit and short circuit protection functions.
Ac low voltage transformer: 380v+220v/6.3+26v+110v4 5408 diodes for dynamic braking;
three 75 omega/75W resistors are used for motor buck starting and one 10 omega/25W resistor is used for motor dynamic braking.
Experiment manager: the clock is used for setting experiment time, alarming at regular time and recording fault times, and can be used as a clock at ordinary times.
(II) training box
PLC mainframe box
The Mitsubishi FX1N-40mR host is matched, digital I/O (24 paths of digital input and 16 paths of digital output) is integrated, RS-422 communication ports, SC-09 communication programming cables, switching input and output ports, switches and the like are arranged, and simulation teaching software and industrial control configuration software are configured randomly.
The PLC imitates a set of real training software:
displaying the running state of the PLC in real time through a PLASH virtual environment;
the PLC virtual wiring can be realized, and error checking is carried out on the wiring;
PLC programming training, PLC programming writing test and other functions;
realizing PLC operation simulation and checking error programs;
one set of industrial control configuration software: the software programming environment is opened, and any practical training can edit a configuration bar graph with strong visual and dynamic images and good teaching effect, and perform practical training dynamic tracking teaching.
When the conductive key piece 253 is inserted into the key core 242, the conductive key piece 253 is in circuit communication with the movable electrode piece 244, when the conductive key piece 253 is inserted into the corresponding key core 242, the conductive key piece 253 can be rotated, so that the movable electrode piece 244 is driven to rotate, the movable electrode piece 244 is enabled to contact the fixed electrode piece 245, circuit communication between the fixed circuit board receiving female end 240 and the wiring male end 250 is realized, when the conductive key piece 253 is not matched with the key core 242, the conductive key piece 253 cannot be rotated, at the moment, even if the conductive key piece 253 is electrified, the movable electrode piece 244 cannot contact the fixed electrode piece 245, a closed loop cannot be formed, therefore, current cannot be conducted, incorrect voltage caused by wiring errors is effectively avoided to damage an electrical element, and personal safety of test staff can be ensured;
after the wiring male end is inserted into the wiring female end, a prison person is shown, after the prison person sends a rotation instruction, the prison person can rotate the wiring male end, the current connection score is qualified, the current is not connected, the score is unqualified, and the prison person can insert into the wiring female end even if selecting the wrong wiring male end, but can not rotate and connect electricity, so that fair and objective examination can be ensured.
Although the application has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the application. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the application not be limited to the particular embodiment disclosed, but that the application will include all embodiments falling within the scope of the appended claims.
Claims (10)
1. The utility model provides a maintenance electrician's practical training examination device which characterized in that includes:
the practical training table (100) comprises an electric control cabinet (110) and an operation table (120), wherein the operation table (120) is arranged at the top of the electric control cabinet (110);
the practical training box (200) is arranged at the top of the operation table (120), the practical training box (200) comprises a box body (210), an electronic circuit fixed circuit board (220), practical training components (230), a fixed circuit board wiring bus end (240), a wiring male end (250) and a mesh plate (260), the box body (210) is arranged at the top of the operation table (120), the electronic circuit fixed circuit board (220) which is uniformly distributed is arranged on the box body (210), the practical training components (230) are arranged on the electronic circuit fixed circuit board (220), the electronic circuit fixed circuit board (220) is provided with the fixed circuit board wiring bus end (240) which is uniformly distributed, the fixed circuit board wiring bus end (240) comprises a bus end wire groove (241), a key core (242), an insulating layer (243), a movable electrode plate (244) and a fixed electrode plate (245), the electronic circuit fixed circuit board (220) is provided with the bus end wire groove (241) which is uniformly distributed, key cores (242) are arranged in the bus end wire groove (241), the insulating layer (243) is electrically connected with the movable electrode plate (243), the utility model discloses a fixed electrode piece (245) that movable electrode piece (244) corresponds is provided with to bus duct (241) inner wall, public end of wiring (250) are inserted in key core (242), public end of wiring (250) are including public end cable (251), public end terminal (252) and electrically conductive key piece (253), public end terminal (252) are set up at public end cable (251) end, public end terminal (252) side sets up electrically conductive key piece (253) with key core (242) complex, the outside mesh board (260) that sets up of electronic circuit fixed line board (220).
2. The maintenance electrician practical training assessment device according to claim 1, wherein a computer host (130) is arranged in the electric control cabinet (110), and a display screen (140) connected with the computer host (130) is arranged at the top of the operation table (120).
3. The maintenance electrician practical training assessment device according to claim 1, wherein a motor and a controller (150) are arranged in the center of the top front end of the operation table (120), and a three-phase asynchronous motor is adopted as the motor in the motor and the controller (150).
4. The maintenance electrician practical training assessment device according to claim 1, wherein a keyboard drawer (160) is arranged in the operation table (120), and an electric control cabinet door (170) is arranged at the front end of the electric control cabinet (110).
5. The maintenance electrician practical training assessment device according to claim 1, wherein a roller (180) is arranged at the bottom of the electric control cabinet (110), and the roller (180) adopts a universal wheel with a self-locking function.
6. The maintenance electrician practical training assessment device according to claim 1, wherein the top and the bottom of the circuit fixing circuit board (220) are provided with clamping grooves, and the mesh board (260) is provided with clamping blocks matched with the clamping grooves.
7. The maintenance electrician practical training assessment device according to claim 1, wherein a frequency converter is arranged at the bottom of the box body (210), and is provided with an RS485 communication interface, a BOP operation panel and peripheral matched components.
8. The maintenance electrician practical training assessment device according to claim 1, wherein a three-phase fixed 380V alternating current power supply is arranged in the electric control cabinet (110), interphase, line-to-line and direct short circuit or overload are automatically monitored and automatically protected by a single chip microcomputer in the whole course, and a practical training platform working power supply is controlled by a start button and a stop button after a current type voltage type leakage switch is started.
9. The maintenance electrician practical training assessment device according to claim 1, wherein a PLC host hanging box is arranged at the bottom of the box body (210), and the PLC host hanging box is provided with an integrated digital I/O (24 paths of digital input, 16 paths of digital output), an RS-422 communication port, an SC-09 communication programming cable, a switching input/output port, a switch, and simulation teaching software and industrial control configuration software.
10. The maintenance electrician practical training assessment device according to claim 1, wherein the practical training table (100) is made of iron double-layer matte micro-pattern plastic spraying, and a tabletop of the practical training table (100) is a fireproof, waterproof and wear-resistant high-density board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210305003.0A CN114613227B (en) | 2022-03-25 | 2022-03-25 | Maintenance electrician practical training and checking device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210305003.0A CN114613227B (en) | 2022-03-25 | 2022-03-25 | Maintenance electrician practical training and checking device |
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| CN114613227A CN114613227A (en) | 2022-06-10 |
| CN114613227B true CN114613227B (en) | 2023-09-05 |
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| CN117193145B (en) * | 2023-11-07 | 2024-01-05 | 江苏拉森智能电气科技有限公司 | Electrical control method and system for automatic production line of electrician examination and culture equipment |
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| CN206348986U (en) * | 2016-12-15 | 2017-07-21 | 常州工程职业技术学院 | A kind of electrician's skill operation training station |
| CN209591250U (en) * | 2018-11-07 | 2019-11-05 | 张扬 | Electrical maintenance implementation training station |
| CN210743267U (en) * | 2019-04-17 | 2020-06-12 | 广东科源自动化系统有限公司 | PLC practical training equipment |
| KR20210085586A (en) * | 2019-12-31 | 2021-07-08 | 한국 전기안전공사 | Virtual reality-based electrical equipment education and training system |
| CN212061504U (en) * | 2020-05-19 | 2020-12-01 | 铜仁职业技术学院 | Portable electric training box |
| CN114038287A (en) * | 2021-12-13 | 2022-02-11 | 唐山工业职业技术学院 | PLC virtual-real integrated practical training equipment with wiring alarm function |
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| CN114613227A (en) | 2022-06-10 |
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