Display device for elevator quality inspection training

By designing a display device for elevator quality inspection and training including display platform, chute, mounting plate, support base and elevator model, the problems of single functions and lack of flexibility of the existing device are solved, and height adjustment and rapid assembly are achieved and multi-angle displays significantly improve training effectiveness and efficiency.

CN119405164APending Publication Date: 2025-02-11INNER MONGOLIA AUTONOMOUS REGION SPECIAL EQUIP INSPECTION & RES INST BAOTOU BRANCH
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Patent Information

Application Number
CN202411758995.8
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-02
Publication Date
2025-02-11

AI Technical Summary

Technical Problem

The existing display device for elevator quality inspection training is simple in design, single function, lacks flexibility and interaction, and cannot move or adjust the angle, height and position of the display, limiting the training effect and flexibility.

Method used

A device including display platform, slide chute, mounting plate, support base and elevator model is designed. The height adjustment of the elevator model is achieved through the coordination of the threaded rod and the threaded sleeve; through the coordination of the positioning block, pull rod and spring, Achieve rapid assembly and angle adjustment; use rotating shaft and tooth system to realize multi-angle display of elevator models.

Benefits of technology

The device can flexibly adapt to different training needs, display elevator models of different heights and angles, enhance students' practical ability and ability to understand the structure and working principles of elevator motors, improve training effect and efficiency, and reduce training costs.

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Abstract

The invention belongs to the technical field of elevator training, and discloses an elevator quality inspection training display device which comprises a display platform, a sliding groove is formed in the display platform, a mounting plate is movably mounted in the sliding groove, and a supporting base is fixedly mounted at the top of the mounting plate. And an elevator model is movably mounted at the top of the supporting base. Through cooperation with a traditional device and cooperation between a threaded rod and a threaded sleeve, the device is convenient for driving an elevator model to carry out height adjustment, can flexibly adapt to different training requirements, displays elevator models with different heights and angles, helps students to deeply understand the structure and working principle of an elevator motor, and improves the training efficiency. In addition, by means of the height adjusting function, a trainee can more visually display key parts of the elevator motor, the training effect is effectively improved, and the trainee is helped to better master related knowledge and skills.
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Description

Technical Field

[0001] The invention belongs to the technical field of elevator training, and in particular relates to a display device for elevator quality inspection training. Background Art

[0002] The definition of a display device for elevator quality inspection training can be understood as: a device designed specifically for elevator quality inspection training that can display the elevator structure, working principle and quality inspection methods. This device usually combines an elevator model, a control system and a display platform, aiming to improve the training effect in an intuitive and interactive way, so that trainees can have a deeper understanding and master the relevant knowledge and skills of elevator quality inspection. At present, in order to ensure the safe use of elevators and prevent personal safety accidents, regular quality inspections by elevator inspectors are crucial. However, most of the existing display devices for elevator quality inspection training are simple in design and placed directly on the training podium. They have relatively single functions and lack flexibility and interactivity. These devices are usually unable to move, and the display angle, height and position cannot be adjusted according to training needs, which limits the training effect and makes it difficult to meet the diverse needs of actual training. Summary of the invention

[0003] The object of the present invention is to provide a display device for elevator quality inspection training to solve the problems raised in the above background technology.

[0004] In order to achieve the above object, the present invention provides the following technical solution: a display device for elevator quality inspection training, comprising a display platform, a slide groove is provided inside the display platform, a mounting plate is movably installed inside the slide groove, a support base is fixedly installed on the top of the mounting plate, and an elevator model is movably installed on the top of the support base;

[0005] A threaded sleeve is fixedly installed on the top of the display platform, and box body 1 is movably installed on the outer surface of the threaded sleeve, box body 2 is fixedly installed on the bottom of box body 1, and a support plate is fixedly installed on the bottom of box body 2. A threaded rod is sleeved on the internal thread of the threaded sleeve, and one end of the threaded rod passes through the interior of box body 2, and a second driven tooth is fixedly installed on one end of the threaded rod, and motor 1 is fixedly installed on the top of box body 2, and a second driving tooth is fixedly installed on the output end of box body 2, and the second driving tooth is meshed with the second driven tooth.

[0006] Preferably, a second spring is fixedly installed inside the display platform, a positioning hole is opened inside the mounting plate, a limiting block is fixedly installed outside the display platform, a positioning block is movably installed inside the positioning hole, a pull rod is fixedly installed at one end of the positioning block, a first spring is fixedly installed between the pull rod and the positioning block, and a handrail is fixedly installed on the left side of the mounting plate.

[0007] Preferably, a rotating shaft is movably installed inside the support base, one end of the rotating shaft is fixedly connected to the elevator model, and the other end of the rotating shaft is fixedly installed with a first driven tooth. Motor 2 is fixedly installed inside the support base, and a first driving tooth is fixedly installed at the output end of motor 2, and the first driving tooth is meshed with the first driven tooth.

[0008] Preferably, a fixing seat is fixedly installed on the left side of the support base, a mounting block is movably installed inside the fixing seat, and a tool box is fixedly installed on the left side of the mounting block.

[0009] Preferably, a column is fixedly mounted on the bottom of the support plate, and a universal wheel is hinged on the bottom of the column.

[0010] Preferably, a telescopic rod is fixedly installed between the display platform and the support plate, and the telescopic rod presents four shapes of the same size.

[0011] Preferably, a motor protection cover is movably installed on the outer surface of the motor 1, and a support column is fixedly installed between the motor 1 and the box body 2.

[0012] Preferably, a push rod is fixedly mounted on the left side of the support plate, and the push rod is in an L-shape.

[0013] The beneficial effects of the present invention are as follows:

[0014] 1. The present invention cooperates with the traditional device. The device facilitates the height adjustment of the elevator model through the cooperation between the threaded rod and the threaded sleeve. It can flexibly adapt to different training needs and display elevator models of different heights and angles, helping trainees to deeply understand the structure and working principle of the elevator motor. It can also simulate the actual working scene by adjusting the height to enhance the trainees' practical ability. In addition, the height adjustment function enables trainers to more intuitively display the key parts of the elevator motor, effectively improve the training effect, and help trainees better master relevant knowledge and skills. At the same time, the display device with height adjustment function can significantly improve the quality and efficiency of elevator quality inspection training.

[0015] 2. Compared with the traditional device, the present invention facilitates the assembly of the mounting plate, the support base and the elevator model through the cooperation between the positioning block, the pull rod and the first spring. It can be quickly replaced and adjusted to adapt to diverse training needs, so that trainers can quickly set up different scenes to improve training efficiency and flexibility. Secondly, this elevator model reduces material waste by reusing components, simplifies the maintenance and update process, effectively reduces training costs, and enhances practicality, providing trainees with more hands-on opportunities, helping them to have an in-depth understanding of the structure and working principle of the elevator motor, so as to better master the elevator quality inspection skills and promote the understanding and mastery of relevant knowledge. The easy-to-assemble elevator model is a key tool for improving the quality, efficiency and cost-effectiveness of elevator quality inspection training.

[0016] 2. Compared with the traditional device, the present invention facilitates the adjustment of the display angle of the elevator model through the cooperation between the first driven tooth and the first driving tooth, so that the trainees can fully display the internal structure and external safety device of the elevator, so that the trainees can intuitively understand the working principle of the elevator. Multi-angle observation helps the trainees to fully grasp the overall structure and component relationship of the elevator, laying a solid foundation for practical operation and quality inspection. At the same time, reasonable display angle adjustment makes full use of the space of the training venue, allowing more trainees to observe and learn at the same time, improving the utilization rate of teaching resources. At the same time, it also reduces the wear of the elevator model, extends the life of the equipment, reduces the training cost, realizes the efficient use of teaching resources, and further enhances the effectiveness and economy of the training. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the front three-dimensional appearance structure of the present invention;

[0018] Figure 2 This is a schematic diagram of the back three-dimensional appearance structure of the present invention;

[0019] Figure 3 It is a schematic diagram of the front three-dimensional cross-sectional structure of the present invention;

[0020] Figure 4 It is a schematic diagram of the cross-sectional structure of the support base of the present invention;

[0021] Figure 5 It is a schematic diagram of the cross-sectional structure of the screw rod of the present invention;

[0022] Figure 6 It is a partial cross-sectional schematic diagram of the mounting plate of the present invention;

[0023] Figure 7 For the present invention Figure 6 The enlarged structural diagram at A in the middle;

[0024] Figure 8 It is a schematic diagram of the exploded structure of the mounting plate of the present invention.

[0025] In the figure: 1. display platform; 2. elevator model; 3. push rod; 4. telescopic rod; 5. support base; 6. tool box; 7. fixed seat; 8. limit block; 9. pull rod; 10. threaded sleeve; 11. box body 1; 12. motor 1; 13. motor protection cover; 14. support column; 15. column; 16. universal wheel; 17. handrail; 18. mounting block; 19. support plate; 20. box body 2; 21. mounting plate; 22. rotating shaft; 23. first driven tooth; 24. first driving tooth; 25. motor 2; 26. threaded rod; 27. positioning hole; 28. second driven tooth; 29. ​​second driving tooth; 30. slide groove; 31. positioning block; 32. first spring; 33. second spring. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] like Figures 1 to 8 As shown, an embodiment of the present invention provides a display device for elevator quality inspection training, including a display platform 1, a slide groove 30 is provided inside the display platform 1, a mounting plate 21 is movably installed inside the slide groove 30, a support base 5 is fixedly installed on the top of the mounting plate 21, and an elevator model 2 is movably installed on the top of the support base 5;

[0028] A threaded sleeve 10 is fixedly installed on the top of the display platform 1, and a box body 11 is movably installed on the outer surface of the threaded sleeve 10. A box body 20 is fixedly installed on the bottom of the box body 11, and a support plate 19 is fixedly installed on the bottom of the box body 20. A threaded rod 26 is sleeved on the internal thread of the threaded sleeve 10, and one end of the threaded rod 26 passes through the interior of the box body 20, and a second driven tooth 28 is fixedly installed on one end of the threaded rod 26. A motor 12 is fixedly installed on the top of the box body 20, and a second driving tooth 29 is fixedly installed on the output end of the box body 20, and the second driving tooth 29 is meshed with the second driven tooth 28.

[0029] The staff needs to adjust the height of the elevator model 2 by turning on the motor 12 at the top of the box 20, and driving the second driving teeth 29 to rotate inside the elevator model 2 through the motor 12, and the second driving teeth 29 are engaged with the second driven teeth 28, and the second driven teeth 28 are driven by the second driving teeth 29 to rotate, and the second driven teeth 28 drive the threaded rod 26 to rotate inside the threaded sleeve 10, so that the threaded sleeve 10 slowly rises inside the box 11, and the display platform 1 and the support base 5 are driven to slowly rise through the threaded sleeve 10, and then the elevator model 2 is driven to slowly rise through the support base 5, thereby completing the height adjustment of the elevator model 2.

[0030] The height of the elevator model 2 needs to be adjusted by turning on the motor 12 at the top of the box 20, driving the second driving teeth 29 to rotate inside the elevator model 2 through the motor 12, driving the second driven teeth 28 to rotate through the second driving teeth 29, and driving the threaded rod 26 to rotate inside the threaded sleeve 10 through the second driven teeth 28, so that the threaded sleeve 10 slowly rises inside the box 11, driving the display platform 1 and the support base 5 to slowly rise through the threaded sleeve 10, and then driving the elevator model 2 to slowly rise through the support base 5, in cooperation with the traditional device, The device facilitates the height adjustment of the elevator model 2 through the cooperation between the threaded rod 26 and the threaded sleeve 10, can flexibly adapt to different training needs, and display the elevator model 2 at different heights and angles, so as to help trainees deeply understand the structure and working principle of the elevator motor. It can also simulate the actual working scene by adjusting the height to enhance the trainees' practical ability. In addition, the height adjustment function enables trainers to more intuitively display the key parts of the elevator motor, effectively improve the training effect, and help trainees better master relevant knowledge and skills. At the same time, the display device with height adjustment function can significantly improve the quality and efficiency of elevator quality inspection training.

[0031] Among them, a second spring 33 is fixedly installed inside the display platform 1, a positioning hole 27 is opened inside the mounting plate 21, a limiting block 8 is fixedly installed on the outside of the display platform 1, a positioning block 31 is movably installed inside the positioning hole 27, a pull rod 9 is fixedly installed at one end of the positioning block 31, a first spring 32 is fixedly installed between the pull rod 9 and the positioning block 31, and an armrest 17 is fixedly installed on the left side of the mounting plate 21.

[0032] The staff needs to assemble the elevator model 2 inside the display platform 1, by holding the pull rod 9, and pulling the positioning block 31 inside the mounting plate 21 through the pull rod 9, and squeezing the first spring 32 through the positioning block 31, so that the positioning block 31 passes through the interior of the display platform 1 and enters the interior of the limit block 8. Now hold the handrail 17, align the mounting plate 21 with the interior of the slide groove 30 through the handrail 17, and then push the mounting plate 21 into the interior of the slide groove 30, and drive the support base 5 and the elevator model 2 to move synchronously through the box body 20, and squeeze the second spring 33 inside the slide groove 30 through the mounting plate 21. When the second spring 33 completely enters the slide groove 30, release the pull rod 9. At this time, the positioning block 31 quickly enters the interior of the positioning hole 27 through the squeezing of the first spring 32, and the mounting plate 21 is limited and fixed by the positioning block 31, thereby completing the assembly of the elevator model 2.

[0033] It is necessary to assemble the elevator model 2 inside the display platform 1, and by holding the pull rod 9, the positioning block 31 is pulled inside the mounting plate 21 through the pull rod 9, and the first spring 32 is squeezed by the positioning block 31, so that the positioning block 31 passes through the interior of the display platform 1 and enters the interior of the limit block 8. Now hold the handrail 17, align the mounting plate 21 with the interior of the slide groove 30 through the handrail 17, and then push the mounting plate 21 into the interior of the slide groove 30, and drive the support base 5 and the elevator model 2 to move synchronously through the box body 20, and squeeze the second spring 33 inside the slide groove 30 through the mounting plate 21, and release the pull rod 9. At this time, the positioning block 31 quickly enters the interior of the positioning hole 27 through the squeezing of the first spring 32, and the mounting plate 21 is limited and fixed by the positioning block 31, which is different from the traditional Compared with the device, this device facilitates the assembly of the mounting plate 21, the support base 5 and the elevator model 2 through the cooperation between the positioning block 31, the pull rod 9 and the first spring 32. It can be quickly replaced and adjusted to adapt to diverse training needs, allowing trainers to quickly set up different scenes to improve training efficiency and flexibility. Secondly, this elevator model 2 reduces material waste by reusing components, simplifies the maintenance and update process, effectively reduces training costs, and enhances practicality, providing trainees with more hands-on opportunities, helping them to have an in-depth understanding of the structure and working principle of the elevator motor, so as to better master the elevator quality inspection skills and promote the understanding and mastery of relevant knowledge. The easy-to-assemble elevator model 2 is a key tool for improving the quality, efficiency and cost-effectiveness of elevator quality inspection training.

[0034] Among them, a rotating shaft 22 is movably installed inside the support base 5, one end of the rotating shaft 22 is fixedly connected to the elevator model 2, and a first driven tooth 23 is fixedly installed on the other end of the rotating shaft 22. A motor 25 is fixedly installed inside the support base 5, and a first driving tooth 24 is fixedly installed on the output end of the motor 25, and the first driving tooth 24 is meshed with the first driven tooth 23.

[0035] The staff needs to adjust the display angle of the elevator model 2 by turning on the motor 25 inside the support base 5, driving the first driving teeth 24 to rotate through the motor 25, meshing the first driving teeth 24 with the first driven teeth 23, driving the first driven teeth 23 to rotate through the first driving teeth 24, driving the rotating shaft 22 to rotate inside the support base 5 through the first driven teeth 23, and driving the elevator model 2 to rotate on the top of the support base 5 through the support base 5, thereby completing the display angle adjustment of the elevator model 2.

[0036] The display angle of the elevator model 2 needs to be adjusted. By turning on the motor 25 inside the support base 5, the motor 25 drives the first driving tooth 24 to rotate, the first driving tooth 24 drives the first driven tooth 23 to rotate, the first driven tooth 23 drives the rotating shaft 22 to rotate inside the support base 5, and the support base 5 drives the elevator model 2 to rotate on the top of the support base 5. Compared with the traditional device, the device facilitates the adjustment of the display angle of the elevator model 2 through the cooperation between the first driven tooth 23 and the first driving tooth 24, so that the trainees can fully display the internal structure of the elevator such as the car, control system and external safety device, so that the trainees can intuitively understand the working principle of the elevator. Multi-angle observation helps the trainees to fully grasp the overall structure and component relationship of the elevator, laying a solid foundation for actual operation and quality inspection. At the same time, reasonable display angle adjustment makes full use of the space of the training venue, allowing more trainees to observe and learn at the same time, improving the utilization rate of teaching resources. At the same time, it also reduces the wear of the elevator model 2, extends the life of the equipment, reduces the training cost, realizes the efficient use of teaching resources, and further enhances the effectiveness and economy of the training.

[0037] A fixing seat 7 is fixedly installed on the left side of the supporting base 5 , a mounting block 18 is movably installed inside the fixing seat 7 , and a tool box 6 is fixedly installed on the left side of the mounting block 18 .

[0038] By holding the tool box 6, the installation block 18 is slowly placed into the interior of the fixing seat 7 through the tool box 6, and the installation block 18 is limited and fixed by the fixing seat 7. By adding the fixing seat 7, it is convenient to take and place maintenance tools on the fixing seat 7 for use.

[0039] A column 15 is fixedly mounted on the bottom of the support plate 19 , and a universal wheel 16 is hinged on the bottom of the column 15 .

[0040] Through the cooperation between the support column 14 and the universal wheel 16, the entire display device can be easily moved in the training venue and is no longer restricted to a fixed position and direction. This greatly facilitates trainers to adjust the position and angle of the display device according to training needs, thereby improving the flexibility and efficiency of training.

[0041] Among them, a telescopic rod 4 is fixedly installed between the display platform 1 and the support plate 19, and the telescopic rod 4 presents four shapes of the same size.

[0042] Since the telescopic rods 4 are in four shapes of the same size between the display platform 1 and the support plate 19, the telescopic rods 4 can provide stable support when the display platform 1 moves up and down, thereby improving the stability of the display platform 1 during the up and down movement.

[0043] A motor protection cover 13 is movably installed on the outer surface of the motor 12 , and a support column 14 is fixedly installed between the motor 12 and the box body 2 20 .

[0044] The cooperation between the motor protection cover 13 and the support column 14 facilitates providing stable support for the motor 12, reduces shaking of the motor 12 during use, ensures the stability of the motor 12 during use, and improves the use efficiency of the motor 12.

[0045] A push rod 3 is fixedly mounted on the left side of the support plate 19 , and the push rod 3 is in an L-shape.

[0046] Since the push rod 3 is L-shaped on the left side of the support plate 19, the L-shaped push rod 3 has good structural stability due to its shape characteristics. During the elevator quality inspection training process, the display device needs to be frequently moved and adjusted in height. The L-shaped push rod can provide stable support to ensure that the display device will not shake or tilt during the movement and adjustment process, thereby ensuring the smooth progress of the training process.

[0047] Working principle and usage process:

[0048] The staff needs to adjust the height of the elevator model 2 by turning on the motor 12 at the top of the box 20, and driving the second driving teeth 29 to rotate inside the elevator model 2 through the motor 12, and the second driving teeth 29 are engaged with the second driven teeth 28, and the second driven teeth 28 are driven by the second driving teeth 29 to rotate, and the second driven teeth 28 drive the threaded rod 26 to rotate inside the threaded sleeve 10, so that the threaded sleeve 10 slowly rises inside the box 11, and the display platform 1 and the support base 5 are driven to slowly rise through the threaded sleeve 10, and then the elevator model 2 is driven to slowly rise through the support base 5, thereby completing the height adjustment of the elevator model 2.

[0049] The staff needs to assemble the elevator model 2 inside the display platform 1, by holding the pull rod 9, and pulling the positioning block 31 inside the mounting plate 21 through the pull rod 9, and squeezing the first spring 32 through the positioning block 31, so that the positioning block 31 passes through the interior of the display platform 1 and enters the interior of the limit block 8. Now hold the handrail 17, align the mounting plate 21 with the interior of the slide groove 30 through the handrail 17, and then push the mounting plate 21 into the interior of the slide groove 30, and drive the support base 5 and the elevator model 2 to move synchronously through the box body 20, and squeeze the second spring 33 inside the slide groove 30 through the mounting plate 21. When the second spring 33 completely enters the slide groove 30, release the pull rod 9. At this time, the positioning block 31 quickly enters the interior of the positioning hole 27 through the squeezing of the first spring 32, and the mounting plate 21 is limited and fixed by the positioning block 31, thereby completing the assembly of the elevator model 2.

[0050] The staff needs to adjust the display angle of the elevator model 2 by turning on the motor 25 inside the support base 5, driving the first driving teeth 24 to rotate through the motor 25, meshing the first driving teeth 24 with the first driven teeth 23, driving the first driven teeth 23 to rotate through the first driving teeth 24, driving the rotating shaft 22 to rotate inside the support base 5 through the first driven teeth 23, and driving the elevator model 2 to rotate on the top of the support base 5 through the support base 5, thereby completing the display angle adjustment of the elevator model 2.

[0051] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0052] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A display device for elevator quality inspection training, comprising a display platform (1), characterized in that: The display platform (1) is provided with a slide groove (30) inside, a mounting plate (21) is movably mounted inside the slide groove (30), a support base (5) is fixedly mounted on the top of the mounting plate (21), and an elevator model (2) is movably mounted on the top of the support base (5); A threaded sleeve (10) is fixedly mounted on the top of the display platform (1), a box body (11) is movably mounted on the outer surface of the threaded sleeve (10), a box body (20) is fixedly mounted on the bottom of the box body (11), a support plate (19) is fixedly mounted on the bottom of the box body (20), a threaded rod (26) is sleeved on the inner thread of the threaded sleeve (10), and one end of the threaded rod (26) passes through the inside of the box body (20), a second driven tooth (28) is fixedly mounted on one end of the threaded rod (26), a motor (12) is fixedly mounted on the top of the box body (20), a second driving tooth (29) is fixedly mounted on the output end of the box body (20), and the second driving tooth (29) is meshed with the second driven tooth (28).

2. The elevator quality inspection training display device according to claim 1, characterized in that: A second spring (33) is fixedly installed inside the display platform (1), a positioning hole (27) is opened inside the mounting plate (21), a limiting block (8) is fixedly installed outside the display platform (1), a positioning block (31) is movably installed inside the positioning hole (27), a pull rod (9) is fixedly installed at one end of the positioning block (31), a first spring (32) is fixedly installed between the pull rod (9) and the positioning block (31), and a handrail (17) is fixedly installed on the left side of the mounting plate (21).

3. The elevator quality inspection training display device according to claim 1, characterized in that: A rotating shaft (22) is movably mounted inside the support base (5), one end of the rotating shaft (22) is fixedly connected to the elevator model (2), and a first driven tooth (23) is fixedly mounted on the other end of the rotating shaft (22). A second motor (25) is fixedly mounted inside the support base (5), and a first driving tooth (24) is fixedly mounted on the output end of the second motor (25), and the first driving tooth (24) is meshed with the first driven tooth (23).

4. The elevator quality inspection training display device according to claim 1, characterized in that: A fixing seat (7) is fixedly mounted on the left side of the support base (5), a mounting block (18) is movably mounted inside the fixing seat (7), and a tool box (6) is fixedly mounted on the left side of the mounting block (18).

5. The elevator quality inspection training display device according to claim 1, characterized in that: A column (15) is fixedly mounted on the bottom of the support plate (19), and a universal wheel (16) is hingedly connected to the bottom of the column (15).

6. The elevator quality inspection training display device according to claim 1, characterized in that: A telescopic rod (4) is fixedly installed between the display platform (1) and the support plate (19), and the telescopic rod (4) presents four shapes of the same size.

7. The elevator quality inspection training display device according to claim 1, characterized in that: A motor protection cover (13) is movably mounted on the outer surface of the motor one (12), and a support column (14) is fixedly mounted between the motor one (12) and the box body two (20).

8. The elevator quality inspection training display device according to claim 1, characterized in that: A push rod (3) is fixedly mounted on the left side of the support plate (19), and the push rod (3) is in an L-shape.