Teaching simulation outdoor high-voltage disconnecting switch

Abstract

The utility model discloses a simulation outdoor alternating current high -voltage disconnecting switch for teaching, including the chassis, the cover plate is connected with the other side of the hinge and overturns, the cover frame front side one side is fixedly connected with electronic screen, the workstation front side edge fixedly connected with PLC controller, and the workstation lower extreme fixedly connected with support base, the chassis upper end one side is inserted into the fixed bolt of penetration and is connected, electronic screen, servo motor and CJ6B electric mechanism and PLC controller electric connection. This simulation outdoor alternating current high -voltage disconnecting switch for teaching can carry out video display through electronic screen, and can compare with the simulation equipment of parallel distribution, and can be opened and closed display through first mechanical link, second mechanical link, connecting shaft and CJ6B electric mechanism, and can be rotated and adjusted through the placement seat and servo motor drive simulation equipment, can carry out all -round demonstration, can carry out detail demonstration through electronic screen, and the effect is better.

Description

Technical Field

[0001] This utility model relates to the field of teaching equipment technology, specifically a simulated outdoor AC high-voltage disconnect switch for teaching purposes. Background Technology

[0002] In recent years, with the rapid development of high-speed rail and urban rail transit in my country, in order to better adapt to market needs, various railway locomotive depots and transportation vocational and technical colleges have introduced and manufactured many teaching simulation equipment through external procurement and cooperative development. The simulation equipment is beautiful and realistic, with reasonable structure, accurate principles, and durability. It helps meet the training needs of electric locomotive drivers, locomotive maintenance workers, and electric locomotive fitters, and meets the realistic drills for rooftop operations, electric locomotive roof maintenance, and high-voltage component maintenance. It realizes standardized operations, emergency response to faults, and fault handling training and intelligent assessment for various assessment jobs, allowing students to more intuitively understand the relevant principles and improve their skills through repeated training.

[0003] The existing teaching simulation high-voltage box (CN202220287703.7) can meet the needs of actual simulation teaching and can also demonstrate the emergency handling process of pantograph and high-voltage box when different faults occur. The whole box is inexpensive, the components are lightweight, and it is easy to disassemble, assemble, and wire. It is very suitable for practical training in universities, technical colleges, and railway departments. It can quickly improve students' theoretical knowledge and hands-on skills and train a large number of maintenance technicians in a short period of time. However, it has shortcomings. The existing equipment cannot be used for comparative teaching with simulation equipment, the teaching effect is not good, and the demonstration is not comprehensive and inconvenient to use. Therefore, a teaching simulation outdoor AC high-voltage disconnect switch is needed to solve the above problems. Utility Model Content

[0004] The purpose of this utility model is to provide a simulated outdoor AC high-voltage disconnect switch for teaching, so as to solve the problems mentioned in the background art that the simulated high-voltage box for teaching cannot be used to compare and teach simulated equipment, resulting in poor teaching effect, incomplete display, and inconvenience of use.

[0005] To achieve the above objectives, this utility model provides the following technical solution: A simulated outdoor AC high-voltage disconnect switch for teaching purposes, comprising a base frame, with a first bearing seat and a second bearing seat fixedly connected to both sides of the upper end of the base frame, a grounding switch connected to one side of the base frame by a flip-down mechanism, a rotating bracket rotatably connected to the upper ends of the first and second bearing seats, and a second mechanical link rotatably connected between the rotating brackets, a first mechanical link rotatably connected to one side of the rotating bracket on the first bearing seat, and the other end of the first mechanical link rotatably connected to the grounding switch, a support insulator fixedly connected to the upper end of the rotating bracket, a conductive rod component fixedly connected to the upper end of the support insulator, a terminal block fixedly connected to the upper end of the conductive rod component, a grounding switch stationary contact fixedly connected to one side of the conductive rod component on the second bearing seat, and a second contact finger fixedly connected to one side of the conductive rod component on the second bearing seat, a connecting shaft rotatably inserted into the inner wall of the first bearing seat, and the connecting shaft fixedly connected to the rotating bracket, a first contact finger fixedly connected to one side of the conductive rod component on the first bearing seat, and the first bearing seat... A placement seat is fitted onto the lower end of the first and second bearing seats. A splicing slot is provided on the upper end of the inner wall of the placement seat. The first and second bearing seats are inserted into the splicing slot. A CJ6B electric mechanism is embedded in the lower end of the inner wall of the splicing slot on one side of the placement seat. The connecting shaft is inserted into the CJ6B electric mechanism. A worktable is fitted onto the outer wall of the placement seat, and a rotating groove is provided on the upper end of the inner wall of the worktable. The placement seat is rotatably inserted into the rotating groove, and a servo motor is embedded in the center of the lower end of the inner wall of the rotating groove. The servo motor output is fixedly connected to the lower end of the placement base. A cover is vertically fixedly connected to the upper edge of the worktable, and a connecting hinge is fixedly connected to the front side of the upper end of the cover. A cover plate is flipped to the other side of the connecting hinge. An electronic screen is fixedly connected to one side of the front of the cover. A PLC controller is fixedly connected to the front edge of the worktable, and a support base is fixedly connected to the lower end of the worktable. A fixing bolt is inserted and connected through one side of the upper end of the base frame. The electronic screen, servo motor, and CJ6B electric mechanism are electrically connected to the PLC controller.

[0006] Preferably, the base frame, the first bearing seat, and the second bearing seat are installed by means of a splicing slot and a positioning insertion with the placement seat, and the base frame is fixedly installed with means of fixing bolts.

[0007] Preferably, the base frame, the first bearing seat, and the second bearing seat are connected to the rotating slot in a left-right rotational manner via a placement seat and a servo motor.

[0008] Preferably, the first contact finger and the second contact finger are connected to the base frame in a synchronous rotational manner in opposite directions on the CJ6B electric mechanism via a second mechanical link and a connecting shaft, and the first contact finger has a symmetrical claw-shaped structure. The grounding switch is connected to the stationary contact of the grounding switch in a linkage flipping manner on the CJ6B electric mechanism via a first mechanical link and a connecting shaft.

[0009] Preferably, the electronic screen is arranged in a parallel position to the base frame, the first bearing seat, and the second bearing seat.

[0010] Preferably, the cover frame is made of transparent acrylic material, and the cover frame, the base frame, the first bearing seat and the second bearing seat are arranged in a covered position, and the cover plate is connected to the cover frame by a connecting hinge in a flip-up manner.

[0011] Compared with the prior art, the beneficial effects of this utility model are: the simulated outdoor AC high voltage disconnect switch for teaching can be displayed on an electronic screen and compared with parallel distributed simulation equipment. Moreover, it can be opened and closed through the first mechanical link, the second mechanical link, the connecting shaft and the CJ6B electric mechanism. Furthermore, it can be rotated and adjusted by the placement base and the servo motor to drive the simulation equipment. It can be displayed from all angles and can be displayed in detail through the electronic screen, resulting in a better effect. Attached Figure Description

[0012] Figure 1 This utility model provides a three-dimensional view of a simulated outdoor AC high-voltage disconnecting switch in the open state for teaching purposes.

[0013] Figure 2 This is a three-dimensional view of the combined state of a simulated outdoor AC high-voltage disconnect switch for teaching purposes according to this utility model;

[0014] Figure 3 This is a schematic diagram of the assembly structure of a simulated outdoor AC high-voltage disconnect switch for teaching purposes according to this utility model;

[0015] Figure 4 This utility model relates to a simulated outdoor AC high-voltage disconnect switch for teaching purposes. Figure 3 Enlarged view of point A in the middle;

[0016] Figure 5 This utility model relates to a simulated outdoor AC high-voltage disconnect switch for teaching purposes. Figure 3 Enlarged view of section B in the middle.

[0017] In the diagram: 1. Base frame, 2. First bearing seat, 3. Post insulator, 4. Conductive rod component, 5. First contact finger, 6. Second contact finger, 7. Terminal block, 8. Grounding switch, 9. First mechanical link, 10. Connecting shaft, 11. Grounding switch stationary contact, 12. Second mechanical link, 13. Electronic screen, 14. Cover plate, 15. Placement seat, 16. Support base, 17. Servo motor, 18. PLC controller, 19. Workbench, 20. Cover frame, 21. Connecting hinge, 22. Fixing bolt, 23. Rotating slot, 24. CJ6B electric mechanism, 25. Splicing slot, 26. Rotating bracket, 27. Second bearing seat. Detailed Implementation

[0018] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0019] Please see Figure 1-5This utility model provides a technical solution: a simulated outdoor AC high-voltage disconnect switch for teaching, including a base frame 1, a first bearing seat 2, a support insulator 3, a conductive rod component 4, a first contact finger 5, a second contact finger 6, a terminal block 7, a grounding switch 8, a first mechanical link 9, a connecting shaft 10, a grounding switch stationary contact 11, a second mechanical link 12, an electronic screen 13, a cover plate 14, a placement seat 15, a support base 16, a servo motor 17, a PLC controller 18, a workbench 19, a cover frame 20, a connecting hinge 21, a fixing bolt 22, a rotating groove 23, a CJ6B electric mechanism 24, a splicing slot 25, a rotating bracket 26, and a second bearing seat 27. The first bearing seat 2 and the second bearing seat 2 are inserted and fixedly connected to both sides of the upper end of the base frame 1. 7. The base frame 1, the first bearing seat 2, and the second bearing seat 27 are installed in a positioning and insertion manner with the placement base 15 through the splicing slot 25. The base frame 1 is also bolted to the placement base 15 by fixing bolts 22. This allows for quick assembly and disassembly of the base frame 1, the first bearing seat 2, and the second bearing seat 27 for easy and rapid replacement. The base frame 1, the first bearing seat 2, and the second bearing seat 27 are connected to the rotating slot 23 for left and right rotation via the placement base 15 and the servo motor 17. This allows the base frame 1, the first bearing seat 2, and the second bearing seat 27 to rotate for a more comprehensive display. A grounding switch 8 is flipped and connected to one side of the base frame 1. A rotating bracket 26 is rotatably connected to the upper end of the first bearing seat 2 and the second bearing seat 27. A second mechanical link 12 is rotatably connected to the first bearing seat 2. A first mechanical link 9 is rotatably connected to one side of the rotating bracket 26 on the first bearing seat 2, and the other end of the first mechanical link 9 is rotatably connected to the grounding switch 8. A support insulator 3 is fixedly connected to the upper end of the rotating bracket 26, and a conductive rod component 4 is fixedly connected to the upper end of the support insulator 3. A terminal block 7 is fixedly connected to the upper end of the conductive rod component 4. A grounding switch stationary contact 11 is fixedly connected to one side of the conductive rod component 4 on the second bearing seat 27, and a second contact finger 6 is fixedly connected to one side of the conductive rod component 4 on the second bearing seat 27. A connecting shaft 10 is rotatably inserted into the inner wall of the first bearing seat 2, and the connecting shaft 10 is fixedly connected to the rotating bracket 26. A terminal block 7 is fixedly connected to one side of the conductive rod component 4 on the first bearing seat 2. The first contact finger 5 and the first bearing seat 2 and the second bearing seat 27 are fitted with a placement seat 15 at their lower ends. The first contact finger 5 and the second contact finger 6 are connected to the base frame 1 in a synchronous, counter-rotating manner on the CJ6B electric mechanism 24 via the second mechanical link 12 and the connecting shaft 10. The first contact finger 5 has a symmetrical claw-shaped structure. The grounding switch 8 is connected to the stationary contact 11 of the grounding switch in a synchronous, flipping manner on the CJ6B electric mechanism 24 via the first mechanical link 9 and the connecting shaft 10. This allows the first contact finger 5, the second contact finger 6, and the grounding switch 8 to open and close in a coordinated manner, facilitating automated demonstrations and improving teaching effectiveness. The upper end of the inner wall of the placement seat 15 is provided with a splicing slot 25, and the first bearing seat 2 and the second bearing seat 27 are inserted into the splicing slot 25 for connection.A CJ6B electric mechanism 24 is embedded in the lower end of the inner wall of the splicing slot 25 on one side of the placement base 15. The connecting shaft 10 is inserted into the CJ6B electric mechanism 24. A worktable 19 is fitted onto the outer wall of the placement base 15. A rotating groove 23 is opened at the upper end of the inner wall of the worktable 19. The placement base 15 is rotatably inserted into the rotating groove 23. A servo motor 17 is embedded in the center of the lower end of the inner wall of the rotating groove 23. The output end of the servo motor 17 is fixedly connected to the lower end of the placement base 15. A cover frame 20 is vertically fixedly connected to the upper edge of the worktable 19. A connecting hinge 21 is fixedly connected to the front side of the upper end of the cover frame 20. The cover frame 20 is made of transparent acrylic material. The cover frame 20 is distributed in a covered position with the base frame 1, the first bearing seat 2, and the second bearing seat 27. The cover plate 14 is connected to the connecting hinge 21. The hinge 11 is flipped to the cover 20, allowing the cover 20 to be closed for protection. Cleaning and replacement can be performed by opening and closing the cover 14. The other side of the hinge 21 is flipped to the cover 14. An electronic screen 13 is fixedly connected to the front side of the cover 20. The electronic screen 13 is parallel to the base 1, the first bearing seat 2, and the second bearing seat 27, allowing for a more intuitive comparison with the simulation equipment and improving teaching effectiveness. A PLC controller 18 is fixedly connected to the front edge of the workbench 19, and a support base 16 is fixedly connected to the lower end of the workbench 19. A fixing bolt 22 is inserted and connected through the upper side of the base 1. The electronic screen 13, servo motor 17, and CJ6B electric mechanism 24 are electrically connected to the PLC controller 18.

[0020] Working principle: When using this teaching simulation outdoor AC high-voltage disconnect switch, firstly, the AC high-voltage disconnect switch of the device is installed by bolting together the fixing bolts 22 and splicing slots 25. Then, the cover plate 14 is flipped and closed. Next, the adaptation is displayed on the electronic screen 13. Then, the AC high-voltage disconnect switch is rotated by the placement base 15 and the servo motor 17 for a full-range display. Detailed displays can also be shown on the electronic screen 13. When it is necessary to demonstrate closing and opening, the first mechanical link 9, the second mechanical link 12, the connecting shaft 10 and the CJ6B electric mechanism 24 can drive the first contact finger 5, the second contact finger 6 and the grounding switch 8 to open and close in a coordinated manner for teaching. This is the usage process of this teaching simulation outdoor AC high-voltage disconnect switch.

[0021] It should be noted that this utility model is a simulated outdoor AC high-voltage disconnecting switch for teaching purposes. All components are standard parts or parts known to those skilled in the art. Its structure and principle can be learned by those skilled in the art through technical manuals or conventional experimental methods. Furthermore, all electrical components mentioned above refer to power elements, electrical components, and the matching monitoring computer and power supply connected by wires. The specific connection method should refer to the working principle described above, where the electrical connection between each electrical component is completed in sequence. The detailed connection method is a well-known technology in this field.

[0022] Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present invention should be included within the protection scope of the present invention.

Claims

1. A simulated outdoor AC high-voltage disconnect switch for teaching purposes, comprising a base frame (1), wherein a first bearing seat (2) and a second bearing seat (27) are fixedly connected to both sides of the upper end of the base frame (1), characterized in that: The base frame (1) is connected to a grounding switch (8) on one side by a flip-down mechanism. A rotating bracket (26) is rotatably connected to the upper end of the first bearing seat (2) and the second bearing seat (27). A second mechanical link (12) is rotatably connected between the rotating brackets (26). A first mechanical link (9) is rotatably connected to one side of the rotating bracket (26) on the first bearing seat (2). The other end of the first mechanical link (9) is rotatably connected to the grounding switch (8). A support insulator (3) is fixedly connected to the upper end of the rotating bracket (26). A conductive rod component (4) is fixedly connected to the upper end of the support insulator (3). A terminal block (7) is fixedly connected to the upper end of the conductive rod component (4). A grounding knife stationary contact (11) is fixedly connected to one side of the lower end of the conductive rod component (4) on the second bearing seat (27), and a second contact finger (6) is fixedly connected to one side of the conductive rod component (4) on the second bearing seat (27). A connecting shaft (10) is rotatably inserted into the inner wall of the first bearing seat (2), and the connecting shaft (10) is fixedly connected to the rotating bracket (26). A first contact finger (5) is fixedly connected to one side of the conductive rod component (4) on the first bearing seat (2), and a placement seat (15) is fitted at the lower end of the first bearing seat (2) and the second bearing seat (27). A splicing slot (25) is opened at the upper end of the inner wall of the placement seat (15). The first bearing seat (2) and The second bearing seat (27) is inserted into the splicing slot (25). A CJ6B electric mechanism (24) is embedded in the lower end of the inner wall of the splicing slot (25) on one side of the placement seat (15). The connecting shaft (10) is inserted into the CJ6B electric mechanism (24). A worktable (19) is fitted on the outer wall of the placement seat (15). A rotating groove (23) is opened at the upper end of the inner wall of the worktable (19). The placement seat (15) is rotatably inserted into the rotating groove (23). A servo motor (17) is embedded in the center of the lower end of the inner wall of the rotating groove (23). The output end of the servo motor (17) is fixedly connected to the lower end of the placement seat (15). A cover (20) is vertically fixed to the upper edge of the platform (19), and a connecting hinge (21) is fixed to the front side of the upper end of the cover (20). A cover plate (14) is flipped to the other side of the connecting hinge (21). An electronic screen (13) is fixed to one side of the front of the cover (20). A PLC controller (18) is fixed to the front edge of the platform (19), and a support base (16) is fixed to the lower end of the platform (19). A fixing bolt (22) is inserted through one side of the upper end of the base frame (1). The electronic screen (13), servo motor (17) and CJ6B electric mechanism (24) are electrically connected to the PLC controller (18).

2. The simulated outdoor AC high-voltage disconnect switch for teaching purposes according to claim 1, characterized in that: The base frame (1), the first bearing seat (2) and the second bearing seat (27) are installed in a positioning and insertion manner with the placement seat (15) through the splicing slot (25), and the base frame (1) is fixedly installed with the placement seat (15) by the fixing bolt (22).

3. The simulated outdoor AC high-voltage disconnect switch for teaching purposes according to claim 2, characterized in that: The base frame (1), the first bearing seat (2) and the second bearing seat (27) are connected to the rotating groove (23) in a left-right rotational manner through the placement seat (15) and the servo motor (17).

4. The simulated outdoor AC high-voltage disconnect switch for teaching purposes according to claim 3, characterized in that: The first contact finger (5) and the second contact finger (6) are connected to the base frame (1) in a synchronous rotational manner in opposite directions on the CJ6B electric mechanism (24) via the second mechanical link (12) and the connecting shaft (10). The first contact finger (5) has a symmetrical claw structure. The grounding switch (8) is connected to the grounding switch stationary contact (11) in a synchronous rotational manner on the CJ6B electric mechanism (24) via the first mechanical link (9) and the connecting shaft (10).

5. A simulated outdoor AC high-voltage disconnecting switch for teaching purposes according to claim 4, characterized in that: The electronic screen (13) is arranged in a parallel position with the base frame (1), the first bearing seat (2), and the second bearing seat (27).

6. A simulated outdoor AC high-voltage disconnect switch for teaching purposes according to claim 5, characterized in that: The cover (20) is made of transparent acrylic material, and the cover (20) is distributed in a covered position with the base frame (1), the first bearing seat (2) and the second bearing seat (27). The cover plate (14) is connected to the cover (20) by a connecting hinge (21) in a flip-up connection.

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