Display jacking mechanism

Abstract

The utility model discloses a display jacking mechanism, which relates to the field of office equipment and comprises a mounting box, a jacking component is fixedly mounted in the mounting box, a display angle adjusting component is fixedly mounted at the upper end of the jacking component, and a display unfolding component is fixedly mounted at the upper end of the display angle adjusting component. The displayer unfolding assembly comprises a mounting table, a supporting frame is fixedly mounted on the top face of the mounting table, a first mounting frame is fixedly mounted on one side of the supporting frame, and a first display screen is fixedly mounted on one side of the first mounting frame. According to the display device, the two side display screens are unfolded and directly face a user by starting the side screen rotating assembly in the display unfolding assembly, and after the unfolding operation is finished, the two side display screens and the first display screen are spliced into a longer display screen, so that the user can obtain good visual experience, and the requirement of the user for watching the display screen is met.

Description

Technical Field

[0001] The utility model relates to the technical field of office equipment, in particular to a display lifting mechanism. Background Art

[0002] In modern office and home environments, monitor lifts have become an important tool for improving work comfort and efficiency. This mechanism can adjust the height of the monitor according to the user's height and sitting posture to reduce neck and eye fatigue caused by long working hours.

[0003] For example, a multimedia teaching slow-down display with Chinese patent publication number: CN107945587B includes a display frame, a display screen, a lifting mechanism, a support rod, a multimedia teaching equipment table, an electric push rod and a slow-down device. A work desktop is provided on the upper end of the multimedia teaching equipment table, a computer is installed on the work desktop, a slow-down device is installed inside the multimedia teaching equipment table, the upper part of the slow-down device is connected to the support rod, the top of the support rod is installed with the display frame, the front side of the display frame is embedded with a display screen, a lifting mechanism is provided on the support rod, the lifting mechanism is connected to the electric push rod, and the electric push rod is installed in the multimedia teaching equipment table.

[0004] However, the existing display lifting mechanism can only control the lifting of conventional display screens. When multiple display screens need to be driven to lift, a larger protective box is required to store the display screens, thereby occupying a larger indoor space. The large protective box limits the flexibility of the space, making it more difficult to rearrange indoor furniture or adjust the work area. Utility Model Content

[0005] The utility model aims to provide a display lifting mechanism to solve the problem in the background art that when multiple display screens need to be driven to lift, a larger protective box is needed to store the display screens, thereby occupying a larger indoor space.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a display lifting mechanism, comprising: a mounting box, a lifting assembly is fixedly installed inside the mounting box, a display angle adjustment assembly is fixedly installed on the upper end of the lifting assembly, a display unfolding assembly is fixedly installed on the upper end of the display angle adjustment assembly, the display unfolding assembly comprises a mounting table, a support frame is fixedly installed on the top surface of the mounting table, a No. 1 mounting frame is fixedly installed on one side of the support frame, a No. 1 display screen is fixedly installed on one side of the No. 1 mounting frame, a side screen rotating assembly is fixedly installed on both sides of the support frame, the side screen rotating assembly comprises a No. 2 mounting frame, and a No. 1 drive is fixedly installed on one end of the No. 2 mounting frame Motor, the output end of the No. 1 driving motor is transmission-connected to the No. 1 gear, the outer side of the No. 1 gear is meshed with the No. 2 gear, the upper end of the No. 2 gear is fixedly mounted with a transmission frame, another No. 1 mounting frame is fixedly mounted on one end of the transmission frame, a side display screen is fixedly mounted on one side of the other No. 1 mounting frame, a limit rod is symmetrically fixedly mounted on the top surface of the mounting platform, a rotation limiter is movably sleeved on the outer side of the limit rod, the rotation limiter includes a No. 1 connector and a No. 2 connector, the No. 1 connector is fixedly mounted on one side of the No. 1 mounting frame, the No. 2 connector is fixedly mounted on one side of the other No. 1 mounting frame, and the No. 1 connector and the No. 2 connector are both rotatably sleeved on the outer side of the limit rod.

[0007] Preferably, the lifting assembly includes a lifting frame and a No. 2 driving motor, the output end of the No. 2 driving motor is transmission-connected with a reducer, the output end of the reducer is transmission-connected with a driving rod, driving wheels are fixedly installed at both ends of the driving rod, the outer sides of the two driving wheels are transmission-connected with a synchronous belt, the outer side of the synchronous belt is clamped with a belt clamp, and a lifting platform is fixedly installed on one side of the belt clamp.

[0008] Preferably, a plurality of slide rails are symmetrically fixedly installed on the inner side of the lifting frame, and a slide table is movably connected to the outer side of the plurality of slide rails, and the slide table is fixedly installed on the outer side of the lifting platform.

[0009] Preferably, one end of the inner side of the synchronous belt is drivingly connected to a driven wheel, and the driven wheel is rotatably engaged in the interior of the lifting frame.

[0010] Preferably, the display angle adjustment assembly includes a plurality of electric push rods, the output ends of the plurality of electric push rods are fixedly mounted with a fixing plate, the top surface of the fixing plate is fixedly mounted with an adjustment rod, a universal ball is movably connected internally at the top end of the adjustment rod, and one end of the adjustment rod is movably connected to the bottom surface of the mounting platform.

[0011] Preferably, the lifting platform includes a lifting side plate, a mounting plate and a mounting beam, the belt clamp is fixedly mounted on one side of the lifting side plate, the mounting plate is fixedly mounted on the other side of the lifting side plate, and one end of the top surface of the mounting plate is fixedly connected to one end of the mounting beam.

[0012] Preferably, the No. 1 mounting frame includes a bottom rod, a support rod, a No. 1 connecting rod and a mounting rod, the two support rods are respectively fixedly mounted at both ends of the bottom rod, the two No. 1 connecting rods are respectively fixedly mounted between the two support rods, and the two mounting rods are respectively fixedly mounted between the No. 1 connecting rod.

[0013] Preferably, a plurality of mounting holes are evenly arranged inside the mounting rod.

[0014] Preferably, a mounting slot is fixedly installed on the top of the support frame.

[0015] Preferably, a second connecting rod is movably connected inside the mounting slot, and a top plate is fixedly mounted on one end of the second connecting rod.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. In the utility model, the two side display screens are unfolded and face the user by starting the side screen rotating assembly in the display unfolding assembly. After the unfolding operation is completed, the two side display screens and the first display screen are spliced ​​into a longer display screen, so that the user can obtain a good visual experience and meet the user's needs for viewing the display screen.

[0018] 2. In the present invention, two sets of electric push rods retract downward, and the universal ball rotates, causing one end of the mounting platform to tilt downward, thereby driving the No. 1 display screen and the side display screen to adjust their angles, so that the tilt angle of the display screen can meet the viewing needs of the user.

[0019] 3. In the utility model, when the lifting assembly drives the lifting platform to adjust the height, the sliding platform fixedly installed on the outer side of the lifting platform slides on the slide rail to constrain the movement direction of the lifting platform, ensuring that the lifting platform can perform linear reciprocating motion in the vertical direction, thereby improving the stability of the operation of the display lifting mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional structural schematic diagram of a display lifting mechanism of the utility model;

[0021] Figure 2 This is a schematic diagram of the internal structure of a display lifting mechanism of the utility model;

[0022] Figure 3It is a three-dimensional structural schematic diagram of a display unfolding component in a display lifting mechanism of the utility model;

[0023] Figure 4 for Figure 3 A local enlarged schematic diagram of the middle A;

[0024] Figure 5 It is a three-dimensional structural schematic diagram of a No. 1 mounting frame in a display lifting mechanism of the utility model;

[0025] Figure 6 It is a schematic diagram of the connection relationship between a lifting component group and a display angle adjustment component in a display lifting mechanism of the utility model;

[0026] Figure 7 It is a three-dimensional structural schematic diagram of a lifting component in a display lifting mechanism of the utility model;

[0027] Figure 8 It is a three-dimensional structural schematic diagram of a display angle adjustment component in a display lifting mechanism of the utility model;

[0028] Fig. 9 The utility model is a three-dimensional structural schematic diagram of a top plate in a display lifting mechanism.

[0029] In the figure: 1. Installation box; 2. Lifting assembly; 20. Lifting frame; 201. Slide rail; 202. Slide table; 21. No. 2 driving motor; 22. Reducer; 23. Driving rod; 24. Driving wheel; 25. Synchronous belt; 26. Belt clamp; 27. Lifting table; 271. Lifting side plate; 272. Mounting plate; 273. Mounting beam; 28. Driven wheel; 3. Display angle adjustment assembly; 31. Electric push rod; 32. Fixing plate; 33. Adjustment rod; 331. Universal ball; 4. Display unfolding assembly; 41. Mounting table; 42. Support frame; 421, mounting slot; 422, No. 2 connecting rod; 423, top plate; 43, No. 1 mounting frame; 431, bottom rod; 432, support rod; 433, No. 1 connecting rod; 434, mounting rod; 435, mounting hole; 44, No. 1 display screen; 45, limit rod; 46, rotation limiter; 461, No. 1 connector; 462, No. 2 connector; 5, side screen rotation assembly; 51, No. 2 mounting frame; 52, No. 1 driving motor; 53, No. 1 gear; 54, No. 2 gear; 55, transmission frame; 56, side display screen. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the implementation regulations described are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] Embodiment 1

[0032] Reference Figure 1-6 As shown: a display lifting mechanism includes an installation box 1, a lifting component 2 is fixedly installed inside the installation box 1, a display angle adjustment component 3 is fixedly installed on the upper end of the lifting component 2, a display unfolding component 4 is fixedly installed on the upper end of the display angle adjustment component 3, the display unfolding component 4 includes a mounting platform 41, a support frame 42 is fixedly installed on the top surface of the mounting platform 41, a No. 1 mounting frame 43 is fixedly installed on one side of the support frame 42, a No. 1 display screen 44 is fixedly installed on one side of the No. 1 mounting frame 43, a side screen rotating component 5 is fixedly installed on both sides of the support frame 42, and the side screen rotating component 5 includes a No. 2 mounting frame 51, a No. 1 driving motor 52 is fixedly installed on one end of the No. 2 mounting frame 51, and the output end of the No. 1 driving motor 52 is transmission-connected to a No. 1 gear 53, a No. 2 gear 54 is meshed on the outer side of the No. 1 gear 53, a transmission frame 55 is fixedly installed on the upper end of the No. 2 gear 54, another No. 1 mounting frame 43 is fixedly installed on one end of the transmission frame 55, a side display screen 56 is fixedly installed on one side of the other No. 1 mounting frame 43, a limit rod 45 is symmetrically fixedly installed on the top surface of the mounting platform 41, and a rotation limiter 46 is movably sleeved on the outer side of the limit rod 45, and the rotation limiter 46 includes a No. 1 connector 461 and a No. 2 connector 462, the No. 1 connector 461 is fixedly installed on one side of the No. 1 mounting frame 43, the No. 2 connector 462 is fixedly installed on one side of the other No. 1 mounting frame 43, and the No. 1 connector 461 and the No. 2 connector 462 are both rotatably sleeved on the outer side of the limit rod 45.

[0033] In this embodiment, the lifting assembly 2 pushes the display unfolding assembly 4 out of the interior of the installation box 1, so that the No. 1 display screen 44 and the side display screen 56 rise to a specified height, and the user can view relevant media information through the No. 1 display screen 44. When the side display screen 56 needs to be unfolded, the No. 1 driving motor 52 in the side screen rotating assembly 5 is operated to drive the No. 1 gear 53 to rotate. Since the No. 1 gear 53 and the No. 2 gear 54 are meshed with each other, the No. 2 gear 54 is rotated by the transmission action of the No. 1 gear 53, and the No. 2 gear 54 drives the transmission frame 55 to rotate with the No. 2 gear 54 as a circle The center of gravity of the side display screen 56 rotates, and the transmission frame 55 drives another mounting frame No. 1 43 to rotate, so that the side display screen 56 fixedly mounted on the mounting frame No. 1 43 faces the user, and the two side display screens 56 and the No. 1 display screen 44 are spliced ​​into a longer display screen, so that the user can have a good visual experience and meet the user's needs for viewing the display screen, and when the two side display screens 56 rotate, the rotation limiter 46 constrains the movement trajectory of the side display screen 56 and provides corresponding support for the side display screen 56, so that the side display screen 56 will not have an unstable center of gravity.

[0034] Embodiment 2

[0035] Figure 1-8As shown, it includes an installation box 1, a jacking assembly 2 is fixedly installed inside the installation box 1, a display angle adjustment assembly 3 is fixedly installed on the upper end of the jacking assembly 2, a display unfolding assembly 4 is fixedly installed on the upper end of the display angle adjustment assembly 3, the display unfolding assembly 4 includes a mounting platform 41, a support frame 42 is fixedly installed on the top surface of the mounting platform 41, a No. 1 mounting frame 43 is fixedly installed on one side of the support frame 42, a No. 1 display screen 44 is fixedly installed on one side of the No. 1 mounting frame 43, a side screen rotating assembly 5 is fixedly installed on both sides of the support frame 42, and the side screen rotating assembly 5 includes a No. 2 mounting frame 51, a No. 1 driving motor 52 is fixedly installed on one end of the No. 2 mounting frame 51, and the output end of the No. 1 driving motor 52 is transmission-connected to a No. 1 gear 53, and the No. 1 gear 54 is fixedly installed on the output end of the No. 1 driving motor 52. 3 is meshed with a No. 2 gear 54, a transmission frame 55 is fixedly installed on the upper end of the No. 2 gear 54, another No. 1 mounting frame 43 is fixedly installed on one end of the transmission frame 55, a side display screen 56 is fixedly installed on one side of the other No. 1 mounting frame 43, a limit rod 45 is symmetrically fixedly installed on the top surface of the mounting platform 41, and a rotation limiter 46 is movably sleeved on the outer side of the limit rod 45, and the rotation limiter 46 includes a No. 1 connector 461 and a No. 2 connector 462, the No. 1 connector 461 is fixedly installed on one side of the No. 1 mounting frame 43, the No. 2 connector 462 is fixedly installed on one side of the other No. 1 mounting frame 43, the No. 1 connector 461 and the No. 2 connector 462 are both rotatably sleeved on the outer side of the limit rod 45, and the jacking assembly 2 includes a lifting frame 20 The output end of the second driving motor 21 is connected to the reducer 22, and the output end of the reducer 22 is connected to the driving rod 23. The two ends of the driving rod 23 are respectively fixedly installed with driving wheels 24. The outer sides of the two driving wheels 24 are connected to the synchronous belt 25. The outer side of the synchronous belt 25 is clamped with a belt clamp 26. A lifting platform 27 is fixedly installed on one side of the belt clamp 26. One end of the inner side of the synchronous belt 25 is connected to the driven wheel 28. The driven wheel 28 is rotatably clamped in the inside of the lifting frame 20. The display angle adjustment component 3 includes a plurality of electric push rods 31. The output ends of the plurality of electric push rods 31 are fixedly installed with a fixing plate 32. The top surface of the fixing plate 32 is fixedly installed with an adjusting rod 33. The internal movable A universal ball 331 is clamped, one end of the adjusting rod 33 is movably clamped on the bottom surface of the mounting platform 41, the lifting platform 27 includes a lifting side plate 271, a mounting plate 272 and a mounting crossbeam 273, the belt clamp 26 is fixedly mounted on one side of the lifting side plate 271, the mounting plate 272 is fixedly mounted on the other side of the lifting side plate 271, one end of the top surface of the mounting plate 272 is fixedly connected to one end of the mounting crossbeam 273, the No. 1 mounting frame 43 includes a bottom rod 431, a support rod 432, a No. 1 connecting rod 433 and a mounting rod 434, two support rods 432 are respectively fixedly mounted on both ends of the bottom rod 431, two No. 1 connecting rods 433 are respectively fixedly mounted between the two support rods 432, and two mounting rods 434 are respectively fixedly mounted between the No. 1 connecting rod 433.A plurality of mounting holes 435 are evenly arranged inside the mounting rod 434.

[0036] In this embodiment, when the height of the display needs to be adjusted, the second drive motor 21 drives the reducer 22 to work, the reducer 22 drives the drive rod 23 to rotate, the drive rod 23 drives the drive wheel 24 to rotate, the drive wheel 24 drives the synchronous belt 25 to move, the synchronous belt 25 drives the belt clamp 26 and the lifting platform 27 to rise and fall, thereby completing the height adjustment. When the tilt angle of the display needs to be adjusted, the two sets of electric push rods 31 retract downward, and the universal ball 331 rotates, so that one end of the mounting platform 41 tilts downward, thereby driving the first display screen 44 and the side display screen 56 to adjust the angle, so that the tilt angle of the display screen can meet the viewing needs of the user. When the mounting platform 41 tilts downward, the adjustment rod 33 supports the mounting platform 41.

[0037] Embodiment 3

[0038] according to Figure 1-9As shown, it includes an installation box 1, a jacking assembly 2 is fixedly installed inside the installation box 1, a display angle adjustment assembly 3 is fixedly installed on the upper end of the jacking assembly 2, a display unfolding assembly 4 is fixedly installed on the upper end of the display angle adjustment assembly 3, the display unfolding assembly 4 includes a mounting platform 41, a support frame 42 is fixedly installed on the top surface of the mounting platform 41, a No. 1 mounting frame 43 is fixedly installed on one side of the support frame 42, a No. 1 display screen 44 is fixedly installed on one side of the No. 1 mounting frame 43, side screen rotation assemblies 5 are fixedly installed on both sides of the support frame 42, and the side screen rotation assembly 5 includes a No. 2 mounting frame The mounting frame 51 has a No. 1 drive motor 52 fixedly mounted on one end of the No. 2 mounting frame 51, and the output end of the No. 1 drive motor 52 is connected to a No. 1 gear 53 in transmission connection, and a No. 2 gear 54 is meshed with the outer side of the No. 1 gear 53, and a transmission frame 55 is fixedly mounted on the upper end of the No. 2 gear 54, and another No. 1 mounting frame 43 is fixedly mounted on one end of the transmission frame 55, and a side display screen 56 is fixedly mounted on one side of another No. 1 mounting frame 43, and a limit rod 45 is symmetrically fixedly mounted on the top surface of the mounting platform 41, and a rotation limiter 46 is movably sleeved on the outer side of the limit rod 45, and the rotation limiter 46 includes a No. 1 connector 461 and a No. 2 connector 462. The No. 1 connector 461 is fixedly mounted on one side of the No. 1 mounting frame 43, and the No. 2 connector 462 is fixedly mounted on one side of another No. 1 mounting frame 43. The No. 1 connector 461 and the No. 2 connector 462 are both rotatably sleeved on the outer side of the limit rod 45. The jacking assembly 2 includes a lifting frame 20 and a No. 2 driving motor 21. The output end of the No. 2 driving motor 21 is transmission-connected to a reducer 22. The output end of the reducer 22 is transmission-connected to a driving rod 23. Both ends of the driving rod 23 are fixedly mounted with driving wheels 24. The outer sides of the two driving wheels 24 are transmission-connected with a synchronous belt 25, the outer side of the synchronous belt 25 is clamped with a belt clamp 26, a lifting platform 27 is fixedly installed on one side of the belt clamp 26, a plurality of slide rails 201 are symmetrically fixedly installed on the inner side of the lifting frame 20, a slide 202 is movably clamped on the outer sides of the plurality of slide rails 201, the slide 202 is fixedly installed on the outer side of the lifting platform 27, a mounting slot 421 is fixedly installed on the top of the support frame 42, a second connecting rod 422 is movably clamped inside the mounting slot 421, and a top plate 423 is fixedly installed on one end of the second connecting rod 422.

[0039] In this embodiment, when the lifting component 2 drives the lifting platform 27 to adjust its height, the slide 202 fixedly installed on the outer side of the lifting platform 27 slides on the slide rail 201 to constrain the movement direction of the lifting platform 27 and ensure that the lifting platform 27 can perform linear reciprocating motion in the vertical direction; in addition, by clamping a top plate 423 on the upper end of the support frame 42, when the display unfolding component 4 is retracted into the interior of the installation box 1, the top plate 423 covers the top of the display unfolding component 4, and the top plate 423 provides a certain protection for the display unfolding component 4 to prevent external debris from colliding with the display unfolding component 4, causing the display unfolding component 4 to be unable to unfold the side screen, so that the display unfolding component 4 can maintain normal operation.

[0040] The use method and working principle of this device: when it is necessary to adjust the height of the display, the second drive motor 21 drives the reducer 22 to work, the reducer 22 drives the drive rod 23 to rotate, the drive rod 23 drives the drive wheel 24 to rotate, the drive wheel 24 drives the synchronous belt 25 to move, the synchronous belt 25 drives the belt clamp 26 and the lifting platform 27 to rise and fall, thereby completing the height adjustment. When it is necessary to adjust the tilt angle of the display, the two sets of electric push rods 31 retract downward, and the universal ball 331 rotates to make one end of the mounting platform 41 tilt downward, thereby driving the first display screen 44 and the side display screen 56 to adjust the angle, so that the tilt angle of the display screen can meet the viewing needs of the user. When the mounting platform 41 tilts downward, the adjustment rod 33 supports the mounting platform 41; when the lifting component 2 unfolds the display When the component 4 is pushed out from the inside of the installation box 1, the No. 1 display screen 44 and the side display screen 56 will rise to the specified height, and the user can view the relevant media information through the No. 1 display screen 44. When the side display screen 56 needs to be unfolded, the No. 1 driving motor 52 in the side screen rotation component 5 is started to drive the No. 1 gear 53 to rotate. Since the No. 1 gear 53 and the No. 2 gear 54 are meshed with each other, the No. 2 gear 54 is rotated by the transmission action of the No. 1 gear 53, and the No. 2 gear 54 drives the transmission frame 55 to rotate with the No. 2 gear 54 as the center of the circle, and the transmission frame 55 drives another No. 1 mounting frame 43 to rotate, so that the side display screen 56 fixedly installed on this No. 1 mounting frame 43 faces the user, and the two side display screens 56 and the No. 1 display screen 44 are spliced ​​into a longer display screen; the unfolding operation of the side display screen 56 is completed.

[0041] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A display lifting mechanism, comprising a mounting box (1), characterized in that: A lifting assembly (2) is fixedly installed inside the installation box (1), a display angle adjustment assembly (3) is fixedly installed on the upper end of the lifting assembly (2), a display unfolding assembly (4) is fixedly installed on the upper end of the display angle adjustment assembly (3), the display unfolding assembly (4) comprises a mounting platform (41), a support frame (42) is fixedly installed on the top surface of the mounting platform (41), a No. 1 mounting frame (43) is fixedly installed on one side of the support frame (42), a No. 1 display screen (44) is fixedly installed on one side of the No. 1 mounting frame (43), a No. 1 display screen (44) is fixedly installed on one side of the No. 1 mounting frame (43), a side screen rotating assembly (5) is fixedly installed on both sides of the support frame (42), the side screen rotating assembly (5) comprises a No. 2 mounting frame (51), a No. 1 driving motor (52) is fixedly installed on one end of the No. 2 mounting frame (51), the output end of the No. 1 driving motor (52) is transmission-connected to a No. 1 gear (53), and the No. 1 driving motor (52) is connected to the output end of the No. 1 driving motor (52) via a transmission connection. The outer side of the No. 1 gear (53) is meshed with a No. 2 gear (54), the upper end of the No. 2 gear (54) is fixedly mounted with a transmission frame (55), the other No. 1 mounting frame (43) is fixedly mounted on one end of the transmission frame (55), the other No. 1 mounting frame (43) is fixedly mounted on one side of the transmission frame (55), the side display screen (56) is fixedly mounted on one side of the other No. 1 mounting frame (43), a limit rod (45) is symmetrically fixedly mounted on the top surface of the mounting platform (41), the outer side of the limit rod (45) is movably sleeved with a rotation limiter (46), the rotation limiter (46) comprises a No. 1 connector (461) and a No. 2 connector (462), the No. 1 connector (461) is fixedly mounted on one side of the No. 1 mounting frame (43), the No. 2 connector (462) is fixedly mounted on one side of the other No. 1 mounting frame (43), and the No. 1 connector (461) and the No. 2 connector (462) are both rotatably sleeved on the outer side of the limit rod (45).

2. A display lifting mechanism according to claim 1, characterized in that: The lifting assembly (2) comprises a lifting frame (20) and a second driving motor (21); the output end of the second driving motor (21) is drivingly connected to a reducer (22); the output end of the reducer (22) is drivingly connected to a driving rod (23); driving wheels (24) are fixedly mounted at both ends of the driving rod (23); the outer sides of the two driving wheels (24) are drivingly connected to a synchronous belt (25); the outer side of the synchronous belt (25) is clamped with a belt clamp (26); and a lifting platform (27) is fixedly mounted on one side of the belt clamp (26).

3. A display lifting mechanism according to claim 2, characterized in that: A plurality of slide rails (201) are symmetrically fixedly installed on the inner side of the lifting frame (20), and a slide platform (202) is movably connected to the outer side of the plurality of slide rails (201), and the slide platform (202) is fixedly installed on the outer side of the lifting platform (27).

4. A display lifting mechanism according to claim 3, characterized in that: One end of the inner side of the synchronous belt (25) is drivingly connected to a driven wheel (28), and the driven wheel (28) is rotatably engaged in the interior of the lifting frame (20).

5. The display lifting mechanism according to claim 1, characterized in that: The display angle adjustment assembly (3) comprises a plurality of electric push rods (31), the output ends of the plurality of electric push rods (31) are fixedly mounted with a fixing plate (32), the top surface of the fixing plate (32) is fixedly mounted with an adjustment rod (33), the top end of the adjustment rod (33) is internally movably clamped with a universal ball (331), and one end of the adjustment rod (33) is movably clamped with the bottom surface of the mounting platform (41).

6. A display lifting mechanism according to claim 3, characterized in that: The lifting platform (27) comprises a lifting side plate (271), a mounting plate (272) and a mounting crossbeam (273); the belt clamp (26) is fixedly mounted on one side of the lifting side plate (271); the mounting plate (272) is fixedly mounted on the other side of the lifting side plate (271); and one end of the top surface of the mounting plate (272) is fixedly connected to one end of the mounting crossbeam (273).

7. A display lifting mechanism according to claim 1, characterized in that: The No. 1 mounting frame (43) comprises a bottom rod (431), a support rod (432), a No. 1 connecting rod (433) and a mounting rod (434); the two support rods (432) are respectively fixedly mounted at two ends of the bottom rod (431); the two No. 1 connecting rods (433) are respectively fixedly mounted between the two support rods (432); and the two mounting rods (434) are respectively fixedly mounted between the No. 1 connecting rods (433).

8. A display lifting mechanism according to claim 7, characterized in that: A plurality of mounting holes (435) are evenly arranged inside the mounting rod (434).

9. The display lifting mechanism according to claim 1, characterized in that: A mounting slot (421) is fixedly mounted on the top end of the support frame (42).

10. A display lifting mechanism according to claim 9, characterized in that: A second connecting rod (422) is movably connected inside the installation slot (421), and a top plate (423) is fixedly mounted on one end of the second connecting rod (422).

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