CN114613227A - Maintenance electrician training examination device - Google Patents
Maintenance electrician training examination device Download PDFInfo
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- CN114613227A CN114613227A CN202210305003.0A CN202210305003A CN114613227A CN 114613227 A CN114613227 A CN 114613227A CN 202210305003 A CN202210305003 A CN 202210305003A CN 114613227 A CN114613227 A CN 114613227A
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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 invention belongs to the technical field of electrician training, in particular to a maintenance electrician training assessment device, which comprises: the training table comprises an electric control cabinet and an operating platform, and the operating platform is arranged at the top of the electric control cabinet; the real case setting of instructing is in the operation panel top, real case of instructing includes box, electronic circuit fixed line board, real standard components and parts, fixed line board receive female end of line, public end of wiring and mesh board, the box sets up at the operation panel top, set up evenly distributed's electronic circuit fixed line board on the box, set up real standard components and parts on the electronic circuit fixed line board, the fixed line board that all sets up evenly distributed on the electronic circuit fixed line board receives the female end of line, fixed line board receives the female end of line and includes the female end wire casing, can effectively avoid the incorrect voltage damage electrical component that the wiring error leads to can guarantee examination personnel's personal safety.
Description
Technical Field
The invention relates to the technical field of electrician training, in particular to a maintenance electrician training and examination device.
Background
When an electrician examination is maintained, a part of electricians do not have a solid theoretical mastery and cannot completely master a circuit diagram, and a wrong wiring male end can be inserted into a wiring female end with a certain probability. Wrong voltage is input to the electric element, the electric element is possibly damaged, electric arcs can be generated under extreme conditions, and certain threat is generated to the personal safety of examination personnel.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The invention is provided in view of the above and/or the problems existing in the existing maintenance electrician training and examining device.
Therefore, the invention aims to provide a maintenance electrician training and examining device which can effectively avoid the damage of an electrical element caused by incorrect voltage due to wiring errors and can ensure the personal safety of examiners. To solve the above technical problem, according to an aspect of the present invention, the present invention provides the following technical solutions:
a maintenance electrician training assessment device comprises:
the training table comprises an electric control cabinet and an operating platform, wherein the operating platform is arranged at the top of the electric control cabinet;
the practical training box is arranged on the top of the operating platform and comprises a box body, an electronic circuit fixed circuit board, practical training components, a fixed circuit board receiving female end, a wiring male end and a mesh plate, the box body is arranged on the top of the operating platform, the electronic circuit fixed circuit board is uniformly distributed on the box body, the practical training components are arranged on the electronic circuit fixed circuit board, the electronic circuit fixed circuit board receiving female ends are uniformly distributed on the electronic circuit fixed circuit board, the fixed circuit board receiving female end comprises a female end slot, a key core, an insulating layer, movable electrode plates and fixed electrode plates, the electronic circuit fixed circuit board is provided with uniformly distributed female end slots, the key core is arranged in each female end slot, the insulating layer is arranged outside the key core, and the insulating layer is provided with movable electrode plates electrically connected with the key core, the key core is characterized in that a fixed electrode plate corresponding to a movable electrode plate is arranged on the inner wall of the female end wire slot, a wiring male end is inserted in the key core and comprises a male end cable, a male end connector lug and a conductive key piece, the tail end of the male end cable is provided with the male end connector lug, the side edge of the male end connector lug is provided with the conductive key piece matched with the key core, and a mesh plate is arranged outside the electronic circuit fixing circuit board.
As an optimized scheme of the maintenance electrician training assessment device, the maintenance electrician training assessment device comprises the following steps: the electric control cabinet is internally provided with a computer host, and the top of the operating platform is provided with a display screen connected with the computer host.
As an optimized scheme of the maintenance electrician training assessment device, the maintenance electrician training assessment device 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 is a three-phase asynchronous motor.
As an optimized scheme of the maintenance electrician training assessment device, the maintenance electrician training assessment device comprises the following steps: a keyboard drawer is arranged in the operating table, and an electric control cabinet door is arranged at the front end of the electric control cabinet.
As a preferred scheme of the maintenance electrician training assessment device, the maintenance electrician training assessment device comprises the following steps: the bottom of the electric control cabinet is provided with a roller wheel, and the roller wheel adopts a universal wheel with a self-locking function.
As an optimized scheme of the maintenance electrician training assessment device, the maintenance electrician training assessment device comprises the following steps: the circuit board is fixed to the circuit, the draw-in groove has all been seted up with the bottom to the top, be provided with on the mesh board with draw-in groove complex fixture block.
As an optimized scheme of the maintenance electrician training assessment device, the maintenance electrician training assessment device comprises the following steps: and 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 an optimized scheme of the maintenance electrician training assessment device, the maintenance electrician training assessment device comprises the following steps: the electric control cabinet is internally provided with a three-phase fixed 380V alternating current power supply, the whole-course automatic monitoring and automatic protection of interphase, line-to-line and direct short circuit or overload is realized by the single chip microcomputer, and the current type voltage type leakage switch is started and then controls the working power supply of the practical training platform by a start button and a stop button.
As an optimized scheme of the maintenance electrician training assessment device, the maintenance electrician training assessment device comprises the following steps: the PLC host hanging box is arranged at the bottom of the box body and is matched with a digital quantity I/O (24-channel digital quantity input and 16-channel digital quantity output), an RS-422 communication port, an SC-09 communication programming cable, a switching input/output port, a switch, and randomly configured simulation teaching software and industrial control configuration software.
As an optimized scheme of the maintenance electrician training assessment device, the maintenance electrician training assessment device comprises the following steps: the practical training table is made of iron double-layer matte dense grain spraying plastics, and the tabletop of the practical training table is a fireproof, waterproof and wear-resistant high-density plate.
Compared with the prior art: the practical training device adopts a mode of combining the mesh plate with the hanging box, is convenient to operate, convenient and fast to replace, easy to expand functions or develop new practical training items, strong in practical training capability, close to an industrial field, and strong in comprehensiveness: the electric power testing device can complete the technical training of electricians, electric power dragging, electric control, PLC integrated control and electronic technology subjects, the principle of a female terminal and a male terminal of a receiving line on a panel is similar to that of a key and a key hole, the female terminal of the receiving line can rotate only by selecting a correct male terminal of the connecting line, after the female terminal of the receiving line successfully rotates, current can be switched on, the electric elements are effectively prevented from being damaged by incorrect voltage caused by wiring errors, the personal safety of testers can be ensured, a set of overcurrent protection device controlled by a single chip microcomputer in the whole process is arranged at the 380V alternating current output, a main power supply is cut off when the direct short circuit or overload current between lines exceeds a set value, the safety of equipment is ensured, a practical training manager can automatically record the total number of electric leakage alarming times caused by wiring or operation errors, and a unified standard is provided for the practical training and examination of students.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise. Wherein:
FIG. 1 is a schematic side view of the present invention;
FIG. 2 is a schematic diagram of a receiving terminal structure of a fixed circuit board according to the present invention;
FIG. 3 is a schematic diagram of the male terminal structure of the present invention.
In the figure: 100 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 cabinet doors, 180 rollers, 200 training cases, 210 box bodies, 220 electronic circuit fixed circuit boards, 230 training components, 240 fixed circuit board receiving line female ends, 241 female end line slots, 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 connector lugs, 253 conductive key plates and 260 mesh plates.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and it will be apparent to those of ordinary skill in the art that the present invention may be practiced without departing from the spirit and scope of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the drawings, wherein for convenience of illustration, the cross-sectional view of the device structure is not enlarged partially according to the general scale, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
To make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The invention provides a maintenance electrician training and examining device, which adopts a mode of combining a mesh plate and a hanging box in training, is convenient to operate in training, convenient and fast to replace, easy to expand functions or develop new training items, strong in practical ability, close to an industrial field and strong in comprehensiveness: the technical training of electrician, electric power dragging, electric control, PLC integrated control and electronic technology multi-discipline can be completed, the principle of a female terminal and a male terminal of a receiving line on a panel is similar to that of a key and a key hole, the female terminal of the receiving line can rotate only by selecting a correct male terminal of the connecting line, after the female terminal of the receiving line successfully rotates, current can be switched on, the damage of an electrical element caused by incorrect voltage due to wiring error is effectively avoided, the personal safety of an examinee can be ensured, a set of overcurrent protection device controlled by a single chip microcomputer in the whole process is arranged at the 380V alternating current output, the main power supply is cut off when the interphase, direct short circuit between lines or overload current exceeds a set value system, the safety of equipment is ensured, a training manager can automatically record the total times of electric leakage alarm caused by wiring or operation error, a unified standard is provided for the training and examination of students, please refer to figure 1-3, the maintenance electrician training examination device of the embodiment comprises a main body part, wherein the main body part comprises: a training table 100 and a training box 200.
Real standard table 100 includes automatically controlled cabinet 110 and operation panel 120, and automatically controlled cabinet 110 top sets up operation panel 120, and real standard table 100 is the double-deck inferior smooth microgroove spraying plastics of iron, and the desktop is fire prevention, waterproof, wear-resisting high density board, and sturdy structure, molding elegant appearance instructs table 100 below to be equipped with the component and stores the cabinet, can place real standard case, still is equipped with four wheels of taking the brake, is convenient for remove and fix.
The training box 200 is arranged on the top of the console 120, the training box 200 comprises a box body 210, an electronic circuit fixed circuit board 220, training components 230, a fixed circuit board receiving terminal 240, a wiring male terminal 250 and a mesh plate 260, the box body 210 is arranged on the top of the console 120, the electronic circuit fixed circuit board 220 is uniformly distributed on the box body 210, the training components 230 are arranged on the electronic circuit fixed circuit board 220, the fixed circuit board receiving terminals 240 are uniformly distributed on the electronic circuit fixed circuit board 220, the fixed circuit board receiving terminal 240 comprises a female terminal slot 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 uniformly distributed female terminal slots 241, the key core 242 is arranged in each female terminal slot 241, the insulating layer 243 is arranged outside the key core 242, the movable electrode plate 244 electrically connected with the inner core of the key core 242 is arranged outside the insulating layer 243, the inner wall of the female wire slot 241 is provided with a fixed electrode plate 245 corresponding to the movable electrode plate 244, a wiring male end 250 is inserted in the key core 242, the wiring male end 250 comprises a male end cable 251, a male end connector lug 252 and a conductive key piece 253, the tail end of the male end cable 251 is provided with the male end connector lug 252, the side edge of the male end connector lug 252 is provided with the conductive key piece 253 matched with the key core 242, and the outside of the electronic circuit fixed circuit board 220 is provided with a mesh plate 260.
Wherein, the conductive key blade 253 is matched with the key core 242, the same as the key principle, the conductive key blade 253 can rotate only when inserted into the corresponding key core 242, when the conductive key blade 253 is inserted into the key core 242, the circuit between the conductive key blade 253 and the movable electrode slice 244 is communicated, when the conductive key blade 253 is inserted into the corresponding key core 242, the conductive key blade 253 can be rotated, thereby driving the movable electrode slice 244 to rotate, so that the movable electrode slice 244 contacts the fixed electrode slice 245, the circuit communication between the female terminal 240 and the public terminal 250 of the fixed circuit board is realized, when the conductive key blade 253 is not matched with the key core 242, the conductive key blade 253 can not be rotated, at the moment, even if the conductive key blade 253 is electrified, the movable electrode slice 244 can not contact the fixed electrode slice 245, a closed loop can not be formed, therefore, the current can not be switched on, and the damage of the electrical element caused by incorrect voltage due to wrong wiring can be effectively avoided, and the personal safety of the examiners can be ensured.
The electric control cabinet 110 is internally provided with a computer host 130, and the top of the operating console 120 is provided with a display screen 140 connected with the computer host 130 for displaying circuit information.
The motor and the controller 150 are arranged in the center of the front end of the top of the operating platform 120, and the motor in the motor and controller 150 is a three-phase asynchronous motor, so that students can conveniently perform forward and reverse rotation training control on the three-phase asynchronous motor.
A keyboard drawer 160 is arranged in the operating table 120, an electric control cabinet door 170 is arranged at the front end of the electric control cabinet 110, and electronic components are mounted and stored in the electric control cabinet door 170.
The bottom of the electric control cabinet 110 is provided with a roller 180, and the roller 180 adopts a universal wheel with a self-locking function, so that the device is convenient to move and use in different places.
The clamping grooves are formed in the top and the bottom of the circuit fixing circuit board 220, the mesh plate 260 is provided with a clamping block matched with the clamping grooves, the mesh plate 260 is conveniently disassembled and assembled, and the mesh plate 260 is conveniently installed on different circuit fixing circuit boards 220.
The bottom of the box body 210 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.
The three-phase fixed 380V alternating current power supply is arranged in the electric control cabinet 110, the whole-course automatic monitoring and automatic protection of the phases, the lines and the direct short circuit or overload is realized by the single chip microcomputer, and the real training platform working power supply is controlled by the start and stop button after the current type voltage type leakage switch is started.
The bottom of the box body 210 is provided with a PLC host hanging box which integrates a digital quantity I/O24 paths of digital quantity input, 16 paths of digital quantity output, an RS-422 communication port, an SC-09 communication programming cable, a switching input/output port, a switch, and randomly configured simulation teaching software and industrial control configuration software.
The training table 100 is made of an iron double-layer matte dense grain plastic spraying, and the tabletop of the training table 100 is a fireproof, waterproof and wear-resistant high-density plate.
The practical training table 100 is provided with a voltage type leakage protector and a current type leakage protector in a pinching mode, so that the safety of an operator can be ensured, and the power output has monitoring and short-circuit protection functions.
Inputting a power supply: three-phase four-wire system-380V + -10% 50 Hz;
temperature: the temperature is minus 5 ℃ to plus 40 ℃, and the relative humidity is less than 85 percent;
device capacity: < 1.5 KVA;
the external dimension is as follows: 1600mm by 750mm by 1560 mm.
Real standard table 100 is the dull and stereotyped plastic-blasting structure of iron bilayer, and aluminum alloy panel provides alternating current power supply, direct current constant voltage power supply, constant current source, real device of instructing etc. for real standard hanging box, and specific function is as follows:
control and AC power supply part
A three-phase fixed 380V AC power supply is provided, and the whole-course automatic monitoring and automatic protection of interphase, line-to-line and direct short circuit or overload are realized by a single chip microcomputer. After the current type voltage leakage switch is started, the start and stop buttons control the working power supply of the training platform. Has alarm and reset functions.
The 220V socket 2 is provided for providing working power supply for external instruments.
The DC power supply part provides 0-30V continuously adjustable DC output 2A stabilized voltage power supply, the built-in relay automatically shifts gears, the multi-ring potentiometer continuously adjusts, and the use is convenient. There is a digital current voltmeter indication.
Low-voltage DC regulated power supply: +5V, + 12V, +24V, have short-circuit protection function.
Constant current source: the one-path 0-500mA continuous adjustable constant current source is divided into three grades of 2mA, 20mA and 500mA, is provided with a digital direct current milliammeter for indicating output current, and has the functions of outputting open circuit and short circuit protection.
An alternating-current low-voltage transformer: 380V +220V/6.3+26V +110V4 diode 5408 only, used for dynamic braking;
three 75 omega/75W resistors are used for motor voltage reduction starting, and one 10 omega/25W resistor is used for motor dynamic braking.
An experiment manager: the device is used for setting experiment time, giving an alarm at regular time and recording failure times, and can be used as a clock at ordinary times.
(II) training box
PLC mainframe box
The system is matched with a Mitsubishi FX1N-40mR host, integrates digital quantity I/O (24-path digital quantity input and 16-path digital quantity output), an RS-422 communication port, an SC-09 communication programming cable, a switching input/output port, a switch and the like, and randomly configures simulation teaching software and industrial control configuration software.
One set of PLC simulation 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 the wiring is subjected to error check;
PLC programming training, PLC program compiling test and other functions;
the PLC operation simulation is realized, and the error program is checked;
one set of industrial control configuration software: and opening a software programming environment, editing a configuration bar graph with a visual and dynamic shape and a good teaching effect in any practical training, and performing practical training dynamic tracking teaching.
When the conductive key blade 253 is inserted into the key core 242 in specific use, the circuit between the conductive key blade 253 and the movable electrode plate 244 is communicated, when the conductive key blade 253 is inserted into the corresponding key core 242, the conductive key blade 253 can be rotated so as to drive the movable electrode plate 244 to rotate, so that the movable electrode plate 244 contacts the fixed electrode plate 245, the circuit between the female terminal 240 and the male terminal 250 of the fixed circuit board is communicated, when the conductive key blade 253 is not matched with the key core 242, the conductive key blade 253 cannot be rotated, at the moment, even if the conductive key blade 253 is electrified, the movable electrode plate 244 cannot contact the fixed electrode plate 245, a closed loop cannot be formed, the current cannot be switched on, the electrical elements cannot be damaged by incorrect voltage caused by wiring errors, and the personal safety of examiners can be ensured;
after the wiring male end is inserted into the receiving female end, the invigilator is indicated, after the invigilator sends a rotation instruction, the examiner can rotate the wiring male end, the current connection score is qualified, the current is not connected, the score is unqualified, and even if the examiner selects the wrong wiring male end, the wiring male end can be inserted into the receiving female end, and the examination is just incapable of rotating and connecting electricity, so that the examination is fair and objective.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the disclosed embodiments of the invention may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (10)
1. The utility model provides a maintenance electrician instructs examination device in fact which characterized in that includes:
the practical training table (100) comprises an electric control cabinet (110) and an operating platform (120), wherein the operating platform (120) is arranged at the top of the electric control cabinet (110);
the practical training box (200) is arranged at the top of the operating 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 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 operating platform (120), the electronic circuit fixed circuit board (220) is uniformly distributed on the box body (210), the practical training components (230) are arranged on the electronic circuit fixed circuit board (220), the fixed circuit board receiving female ends (240) are uniformly distributed on the electronic circuit fixed circuit board (220), the fixed circuit board receiving female end (240) comprises a female end wiring 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 uniformly distributed female end wiring grooves (241), all set up key core (242) in female end wire casing (241), key core (242) outside sets up insulating layer (243), insulating layer (243) outside sets up movable electrode piece (244) with key core (242) inner core electric connection, female end wire casing (241) inner wall is provided with fixed electrode piece (245) that movable electrode piece (244) correspond, public end of wiring (250) interpolation in key core (242), public end of wiring (250) include public end cable (251), public end connector lug (252) and electrically conductive key blade (253), public end cable (251) end sets up public end connector lug (252), public end connector lug (252) side sets up electrically conductive key blade (253) with key core (242) complex, electronic circuit fixed circuit board (220) outside sets up mesh board (260).
2. The maintenance electrician training assessment device according to claim 1, wherein a computer host (130) is arranged inside the electric control cabinet (110), and a display screen (140) connected with the computer host (130) is arranged on the top of the operation console (120).
3. The maintenance electrician training assessment device according to claim 1, wherein a motor and controller (150) is arranged in the center of the front end of the top of the operation platform (120), and a three-phase asynchronous motor is adopted as the motor in the motor and controller (150).
4. The maintenance electrician training assessment device according to claim 1, wherein a keyboard drawer (160) is disposed in the console (120), and an electric control cabinet door (170) is opened at a front end of the electric control cabinet (110).
5. The maintenance electrician training assessment device according to claim 1, wherein rollers (180) are arranged at the bottom of the electric control cabinet (110), and the rollers (180) adopt universal wheels with a self-locking function.
6. The maintenance electrician training assessment device according to claim 1, wherein the circuit fixing circuit board (220) is provided with a slot at the top and the bottom, and the mesh plate (260) is provided with a block fitting with the slot.
7. The practical training assessment device for maintenance electricians as claimed in claim 1, wherein a frequency converter is disposed at the bottom of the box body (210), and the frequency converter is provided with an RS485 communication interface, a BOP operation panel and peripheral accessories.
8. The maintenance electrician training assessment device according to claim 1, wherein a three-phase fixed 380V alternating current power supply is arranged inside the electric control cabinet (110), phases, lines and direct short circuit or overload are automatically monitored and automatically protected by a single chip microcomputer in the whole process, and a starting button and a stopping button control a working power supply of the training platform after a current type voltage type leakage switch is started.
9. The maintenance electrician training assessment device according to claim 1, wherein a PLC rack box is disposed at the bottom of the box body (210), and the PLC rack box is integrated with a digital I/O (24-way digital input, 16-way digital output), an RS-422 communication port, an SC-09 communication programming cable, a switching input/output port, a switch, and randomly configured with simulation teaching software and industrial control configuration software.
10. The maintenance electrician training assessment device according to claim 1, wherein the training table (100) is made of an iron double-layer matte spray plastics, and a tabletop of the training table (100) is a fireproof, waterproof and wear-resistant high-density board.
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| Application Number | Priority Date | Filing Date | Title |
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| 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 |
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| CN202210305003.0A CN114613227B (en) | 2022-03-25 | 2022-03-25 | Maintenance electrician practical training and checking device |
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| CN114613227A true CN114613227A (en) | 2022-06-10 |
| CN114613227B CN114613227B (en) | 2023-09-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117193145A (en) * | 2023-11-07 | 2023-12-08 | 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 |
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| CN117193145A (en) * | 2023-11-07 | 2023-12-08 | 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 |
| 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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