CN114151670A

CN114151670A - Lifting support structure, intelligent support and display device

Info

Publication number: CN114151670A
Application number: CN202111679168.6A
Authority: CN
Inventors: 许光毅; 王柏林; 郭宏伟; 张秀金
Original assignee: Dongguan Honglian Electronics Co ltd
Current assignee: Dongguan Honglian Electronics Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-03-08

Abstract

The invention discloses a lifting support structure, an intelligent bracket and a display device, wherein the lifting support structure comprises a motor, the motor is connected with a screw rod in a driving way, a nut is arranged on the screw rod, and the nut is connected with a sliding plate; the lifting support structure also comprises a fixed guide rail arranged along the length direction of the screw rod, and a first guide rod column and a second guide rod column are respectively arranged on two sides of the fixed guide rail; the sliding plate is provided with a first roller type sliding piece and a second roller type sliding piece, the first roller type sliding piece is connected with the first guide rod column in a sliding mode, and the second roller type sliding piece is connected with the second guide rod column in a sliding mode. According to the invention, the lifting linear motion is realized through the screw and the nut, so that the adverse effects of shaking, instability and the like caused by the vibration of the motor can be reduced, and the smoothness and the synchronism of the lifting process can be improved through the guiding action of the first roller type sliding part, the second roller type sliding part, the first guide rod column and the second guide rod column, so that the lifting jamming problem caused by the vibration of the motor is avoided.

Description

Lifting support structure, intelligent support and display device

Technical Field

The invention belongs to the technical field of displays, and particularly relates to a lifting support structure, an intelligent support and a display device.

Background

With the development of science and technology and the popularization of electronic devices, displays are widely used. Generally, the display is a fixed type, and the lifting height and the rotation angle of the display screen are adjusted manually. However, the adjusting mode is increasingly unable to meet the use requirements of modern people, such as unable to realize that the display screen automatically and intelligently tracks the face to lift and rotate.

The display stand generally includes a base support structure, a lift support structure, and a swivel support structure. In order to realize that the display screen automatically and intelligently tracks the human face to lift, the lifting support structure needs to be designed to be automatically controlled by a motor. Because the motor is introduced, the motor can vibrate when working, and the problems of shaking and instability are easy to occur in the lifting process.

Disclosure of Invention

The invention provides a lifting support structure, an intelligent support and a display device, which can solve or at least partially solve the technical problems.

Therefore, the invention adopts the following technical scheme:

in a first aspect, a lifting support structure is provided, which comprises a motor, wherein the motor is in driving connection with a screw, a nut is mounted on the screw, and the nut is connected with a sliding plate;

the lifting support structure further comprises a fixed guide rail arranged along the length direction of the screw rod, and a first guide rod column and a second guide rod column are respectively arranged on two sides of the fixed guide rail;

the sliding plate is provided with a first roller type sliding part and a second roller type sliding part;

the first roller type sliding piece is connected with the first guide rod column in a sliding mode, and a space is reserved between the first roller type sliding piece and the second guide rod column and is not contacted with the first roller type sliding piece; the second roller type sliding piece is connected with the second guide rod column in a sliding mode, and a space is reserved between the second roller type sliding piece and the first guide rod column and is not in contact with the first guide rod column.

Optionally, at least two first roller type sliding parts and at least two second roller type sliding parts are mounted on the sliding plate, and the first roller type sliding parts and the second roller type sliding parts are arranged at intervals along the length direction of the screw rod.

Optionally, the first roller-type sliding part and the second roller-type sliding part each include a bearing mounted on the sliding plate and a sliding roller sleeved on the bearing.

Optionally, the screw rod assembly further comprises a lifting slide block, wherein the lifting slide block is fixedly connected with the nut, sleeved on the screw rod and not contacted with the screw rod; the two sides of the lifting slide block are respectively and fixedly connected with the sliding plate.

Optionally, the screw rod driving device further comprises an adapter, the motor is in driving connection with one end of the adapter, and the other end of the adapter is connected with the screw rod;

the adapter is sleeved with an optical gate plate, a circle of open holes are formed in the optical gate plate, and an optical gate circuit board used for detecting signals of the optical gate plate is arranged on one side of the optical gate plate.

Optionally, the screw further comprises a first stroke induction circuit board and a second stroke induction circuit board which are arranged at intervals along the length direction of the screw; the sliding plate is connected with a stroke baffle;

when the stroke baffle passes through the first stroke induction circuit board or the second stroke induction circuit board, the motor stops working.

Optionally, the sliding plate further comprises a constant-force gas spring, one end of the constant-force gas spring is fixed, and the other end of the constant-force gas spring is connected with the sliding plate.

Optionally, the lifting circuit board and the lifting circuit shielding plate are arranged on the periphery of the lifting circuit board in an enclosing manner.

Optionally, the LED lamp further comprises a shell, a front support shell and a rear support shell, wherein the front support shell is arranged at the front end of the shell and along the length direction of the screw rod, a avoiding through groove is formed in the length direction of the screw rod, the rear support shell is arranged at the rear end of the shell, and an LED lamp strip and a light guide column covered on the LED lamp strip are arranged on the rear support shell.

In a second aspect, a smart stent is provided, comprising:

the first rotating assembly is connected with the display screen and used for driving the display screen to switch between a horizontal screen state and a vertical screen state;

the second rotating assembly is connected with the first rotating assembly and is used for driving the first rotating assembly to tilt forwards and backwards;

the lifting support structure is connected with the second rotating assembly and used for driving the second rotating assembly to lift and driving the first rotating assembly to lift synchronously;

the electric base is connected with the lifting support structure and used for driving the lifting support structure to rotate in the horizontal direction and driving the first rotating assembly and the second rotating assembly to rotate synchronously;

the identification module is used for identifying user posture information, wherein the user posture information comprises user facing information, binocular position information and user sitting posture information;

and the control module is used for controlling the starting and stopping of the first rotating assembly, the second rotating assembly, the lifting support structure and/or the electric base according to the user posture information so as to adjust the orientation, lifting height, pitching angle and/or horizontal and vertical screen states of the display screen.

In a third aspect, a display device is provided, which includes a display screen and the smart bracket as described above, wherein the display screen is connected to the first rotating component of the smart bracket.

Compared with the prior art, the embodiment of the invention has the following beneficial effects:

according to the lifting support structure, the intelligent support and the display device, the screw rod is driven by the motor, so that the nut and the sliding plate can be lifted along the screw rod (the display screen can be fixedly connected with the sliding plate), the lifting of the display screen is automatically controlled in an electric mode, and an automatic control basis is provided for the display screen to automatically and intelligently track the face to lift. Utilize screw rod and nut characteristic to realize lift linear motion, can reduce because of the shake that the motor vibration caused, adverse effect such as unstable, the lift process is more reliable. And when the sliding plate is lifted, the first roller type sliding piece slides along the first guide rod column for guiding, the second roller type sliding piece slides along the second guide rod column for guiding, the first roller type sliding piece is not contacted with the second guide rod column, and the second roller type sliding piece is not contacted with the first guide rod column, so that the smoothness and the synchronism of the lifting sliding process are improved, and the lifting jamming problem caused by the vibration of a motor is avoided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope covered by the contents disclosed in the present invention.

Fig. 1 is a structural view of a display device provided in an embodiment;

fig. 2 is an exploded view of a display device according to an embodiment;

FIG. 3 is a block diagram of a lift support structure according to an embodiment;

FIG. 4 is a partial exploded view of the lift support structure provided in accordance with an embodiment;

fig. 5 to 7 are schematic internal structural views of the lifting support structure provided in the embodiment;

fig. 8 to 9 are schematic structural views of a fixed guide rail provided by the embodiment;

fig. 10 is a side view of a display device according to an embodiment.

Illustration of the drawings:

100. an electric base; 200. a lifting support structure; 300. a second rotating assembly; 400. a first rotating assembly; 500. a display screen; 11. a cradle rear housing; 12. a light guide pillar; 13. a bracket front shell; 14. a position avoiding through groove; 15. a lifting slide block; 16. a top cover plate; 17. a first stroke sensing circuit board; 18. fixing a bracket; 19. a second stroke sensing circuit board; 20. an optical shutter circuit board; 21. a lift circuit shield plate; 22. lifting the circuit board; 23. a motor; 24. mounting a bracket; 25. an adapter; 26. an optical shutter plate; 27. fixing the guide rail; 28. a screw; 29. a nut; 30. a housing; 31. an LED light strip; 32. a sliding plate; 33. a first roller type slider; 34. a second roller type slider; 341. a bearing; 342. a sliding roller; 35. a first guide rod column; 36. a second guide rod post; 37. a constant force gas spring.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1 and 2, the present embodiment provides a display device, which includes a display screen 500 and an intelligent stand, wherein the intelligent stand includes a first rotating assembly 400, a second rotating assembly 300, a lifting support structure 200 and an electric base 100. The first rotating assembly 400 is connected to the display screen 500, and is used for electrically driving the display screen 500 to switch between the horizontal and vertical screen states. The second rotating assembly 300 is connected to the first rotating assembly 400 and is used for electrically driving the first rotating assembly 400 to tilt forward and backward, so as to adjust the pitch and tilt angles of the display screen 500. The lifting support structure 200 is connected to the second rotating assembly 300, and is used for electrically driving the second rotating assembly 300 to lift and drive the first rotating assembly 400 to lift synchronously, so as to adjust the height of the display screen 500. The electric base 100 is connected to the lifting support structure 200, and is configured to electrically drive the lifting support structure 200 to rotate in a horizontal direction, and drive the first rotating assembly 400 and the second rotating assembly 300 to rotate synchronously, so as to adjust the orientation of the display screen 500.

Accordingly, by controlling the start and stop of the first rotating assembly 400, the second rotating assembly 300, the elevating support structure 200 and/or the electric base 100, the orientation, the elevating height, the tilting angle and/or the horizontal and vertical screen states of the display screen 500 can be adjusted.

Further, in order to enable the display screen 500 to automatically and intelligently track the human face to lift and rotate, the intelligent support further comprises an identification module and a control module. The recognition module is used for recognizing user posture information, and the user posture information comprises user facing information, binocular position information and user sitting posture information. Specifically, the identification module comprises a camera and an image processor, wherein the camera is used for acquiring a user image, and the image processor is used for processing the user image and identifying user facing information, binocular position information and user sitting posture information. The control module is connected with the recognition module and the driving components of the first rotating assembly 400, the second rotating assembly 300, the lifting support structure 200 and the electric base 100, and is used for controlling the start and stop of the first rotating assembly 400, the second rotating assembly 300, the lifting support structure 200 and/or the electric base 100 according to the user posture information so as to adjust the orientation, the lifting height, the pitching angle and/or the horizontal and vertical screen states of the display screen 500.

Therefore, the display device including the intelligent support provided by the embodiment can intelligently control the orientation, the lifting height, the pitching angle and/or the horizontal and vertical screen states of the display screen 500, and improves the experience of a user.

Example two

In the first embodiment, since the motor 23 is introduced to electrically control the lifting of the display screen 500, the motor 23 may vibrate during operation, and thus the problems of shaking and instability may occur during the lifting process. To this end, the present embodiment provides a lifting support structure 200 that may solve, or at least partially solve, this problem.

Specifically, as shown in fig. 3 to 7, the lifting support structure 200 includes a motor 23, the motor 23 is drivingly connected to a screw 28, a nut 29 is mounted on the screw 28, and the nut 29 is connected to a sliding plate 32. The elevating support structure 200 further includes a fixed rail 27 disposed along a length direction of the screw 28, and a first guide post 35 and a second guide post 36 are disposed on both sides of the fixed rail 27, respectively. At least two first roller type sliding parts 33 and at least two second roller type sliding parts 34 are arranged on the sliding plate 32, and the first roller type sliding parts 33 and the second roller type sliding parts 34 are arranged at intervals along the length direction of the screw 28; the first roller type sliding part 33 is connected with the first guide rod column 35 in a sliding way, and is left to be free from being contacted with the second guide rod column 36; the second roller-type slider 34 is slidably connected to the second guide rod post 36 and is spaced from and does not contact the first guide rod post 35.

When the motor 23 is operated, the screw 28 can be driven to rotate, so that the nut 29 can ascend or descend along the screw 28, thereby driving the sliding plate 32 to ascend or descend, and the display screen 500 can be connected with the sliding plate 32. It should be noted that, by using the characteristics of the screw 28 and the nut 29 to convert the rotary motion into the lifting linear motion, the adverse effects of shaking, instability and the like caused by the vibration of the motor 23 can be reduced, and the lifting process is more reliable.

Further, when the sliding plate 32 is lifted, the sliding plate can be guided by at least two first roller sliders 33 sliding along the first guide post 35, and guided by at least two second roller sliders 34 sliding along the second guide post 36, and the first roller sliders 33 are not in contact with the second guide post 36, the second roller sliders 34 are not in contact with the first guide post 35, and the first roller sliders 33 and the second roller sliders 34 are spaced apart from each other along the length direction of the screw 28, as shown in fig. 7 to 9. This design can improve the smooth and easy nature and the synchronism of lift slip process, avoids because of the lift card dun problem that motor 23 vibration caused.

The first roller slider 33 and the second roller slider 34 may be disposed without any gap therebetween, for example, the first roller slider 33 is disposed at the upper and lower sides, and the second roller slider 34 is disposed at the middle, so that the above-mentioned technical effects can be obtained. The slide plate 32 may be provided with only one first roller-type slider 33 and one second roller-type slider 34, and the sliding process may be guided in the same manner, but the stability is slightly poor.

Referring to fig. 8, as an alternative embodiment of the present embodiment, the first roller-type sliding member 33 and the second roller-type sliding member 34 each include a bearing 341 mounted on the sliding plate 32 and a sliding roller 342 sleeved on the bearing 341.

Referring to fig. 5 to 7, as an alternative embodiment of the present embodiment, the lifting support structure 200 further includes a lifting slider 15, the lifting slider 15 is fixedly connected to the nut 29, and is sleeved on the screw 28 and does not contact with the screw 28; a sliding plate 32 is fixedly connected to each of both sides of the lifting slider 15.

Referring to fig. 4, as an alternative embodiment of the present embodiment, the lifting support structure 200 further includes an adapter 25, the motor 23 is driven to connect with one end of the adapter 25, and the other end of the adapter 25 is connected with the screw 28; the adapter 25 is sleeved with an optical shutter plate 26, the optical shutter plate 26 is provided with a circle of openings, and one side of the optical shutter plate 26 is provided with an optical shutter circuit board 20 for detecting signals of the optical shutter plate 26. For example, when the shutter circuit board 20 continuously detects the signal of the shutter plate 26, it indicates that the motor 23 is normal; otherwise the motor 23 is not operating and may malfunction.

Referring to fig. 4, as an alternative embodiment of the present embodiment, the lifting support structure 200 further includes a first stroke sensing circuit board 17 and a second stroke sensing circuit board 19 spaced apart from each other along the length direction of the screw 28; the slide plate 32 is connected with a stroke baffle; when the stroke baffle passes through the first stroke induction circuit board 17 or the second stroke induction circuit board 19, the motor 23 stops working, and the lifting can be prevented from exceeding the range.

Referring to fig. 10, as an alternative embodiment of the present embodiment, the lifting support structure 200 further includes a constant force gas spring 37, one end of the constant force gas spring 37 is fixed, for example, fixed on a rotating bracket of the electric base 100, and the other end is connected to the sliding plate 32. By utilizing the constant force characteristic of the constant force gas spring 37, the burden of the motor 23 when driving the display screen 500 to ascend and descend can be reduced, and the stress of the motor 23 is reduced.

As an optional implementation manner of this embodiment, the lifting support structure 200 further includes a lifting circuit board 22 and a lifting circuit shielding plate 21 surrounding the lifting circuit board 22, and the lifting circuit shielding plate 21 can prevent the external electromagnetic signal from interfering with the lifting circuit board 22. Lifting support structure 200 still includes fixed bolster 18, installing support 24, top deck 16, shell 30, shell 13 and support backshell 11 before the support, fixed bolster 18 is used for fixed mounting fixed guide 27, installing support 24 is used for installing fixed motor 23, the top deck 16 is installed on the top of screw rod 28, shell 13 is installed at the front end of shell 30 and has been seted up along the length direction of screw rod 28 and has kept away a logical groove 14 before the support, the rear end at shell 30 is installed to support backshell 11, install LED lamp area 31 and cover the leaded light post 12 on LED lamp area 31 on support backshell 11.

In summary, the lifting support structure 200, the smart bracket and the display device provided in the above embodiment realize the lifting linear motion through the screw 28 and the nut 29, so as to reduce the shaking and instability caused by the vibration of the motor 23, and improve the smoothness and synchronization of the lifting sliding process through the guiding function of the first roller-type sliding member 33, the second roller-type sliding member 34, the first guide rod column 35 and the second guide rod column 36, thereby avoiding the lifting jamming problem caused by the vibration of the motor 23.

The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The lifting support structure is characterized by comprising a motor (23), wherein the motor (23) is in driving connection with a screw rod (28), the screw rod (28) is provided with a nut (29), and the nut (29) is connected with a sliding plate (32);

the lifting support structure (200) further comprises a fixed guide rail (27) arranged along the length direction of the screw (28), and a first guide rod column (35) and a second guide rod column (36) are respectively arranged on two sides of the fixed guide rail (27);

a first roller type sliding piece (33) and a second roller type sliding piece (34) are arranged on the sliding plate (32);

the first roller type sliding piece (33) is connected with the first guide rod column (35) in a sliding mode, and is left to be free from being contacted with the second guide rod column (36); the second roller type sliding piece (34) is connected with the second guide rod column (36) in a sliding mode, and a space is reserved between the second roller type sliding piece and the first guide rod column (35) without contact.

2. The elevating support structure according to claim 1, wherein the sliding plate (32) is mounted with at least two first roller slides (33) and at least two second roller slides (34), the first roller slides (33) and the second roller slides (34) being spaced apart from each other along a length direction of the screw (28).

3. The elevating support structure according to claim 1, wherein the first roller-type slider (33) and the second roller-type slider (34) each comprise a bearing (341) mounted on the sliding plate (32) and a sliding roller (342) fitted over the bearing (341).

4. The lifting support structure according to claim 1, further comprising a lifting slider (15), wherein the lifting slider (15) is fixedly connected with the nut (29) and is sleeved on the screw rod (28) and is not in contact with the screw rod (28); the two sides of the lifting slide block (15) are respectively fixedly connected with the sliding plate (32).

5. The elevating support structure according to claim 1, further comprising an adapter (25), wherein the motor (23) is drivingly connected to one end of the adapter (25), and the other end of the adapter (25) is connected to the screw (28);

the cover is equipped with light flashboard (26) on adapter (25), the round trompil has been seted up on light flashboard (26), one side of light flashboard (26) is equipped with and is used for detecting light gate circuit board (20) of the signal of light flashboard (26).

6. The elevating support structure according to claim 1, further comprising a first stroke sensing circuit board (17) and a second stroke sensing circuit board (19) provided at intervals along a length direction of the screw (28); the sliding plate (32) is connected with a stroke baffle;

when the stroke baffle passes through the first stroke induction circuit board (17) or the second stroke induction circuit board (19), the motor (23) stops working.

7. The elevating support structure according to claim 1, further comprising a constant force gas spring (37), wherein one end of the constant force gas spring (37) is fixed and the other end is connected to the sliding plate (32).

8. The lifting support structure according to claim 1, further comprising a housing (30), a bracket front shell (13) and a bracket rear shell (11), wherein the bracket front shell (13) is installed at the front end of the housing (30) and is provided with a position avoiding through groove (14) along the length direction of the screw rod (28), the bracket rear shell (11) is installed at the rear end of the housing (30), and the bracket rear shell (11) is provided with an LED lamp strip (31) and a light guide post (12) covering the LED lamp strip (31).

9. Intelligent support, its characterized in that includes:

the first rotating assembly (400) is connected with the display screen (500) and is used for driving the display screen (500) to switch between a horizontal screen state and a vertical screen state;

a second rotating assembly (300) connected to the first rotating assembly (400) for driving the first rotating assembly (400) to pitch forward and pitch backward;

the lifting support structure (200) according to any one of claims 1 to 8, connected to the second rotating assembly (300) for driving the second rotating assembly (300) to lift and to drive the first rotating assembly (400) to lift and lower synchronously;

the electric base (100) is connected with the lifting support structure (200) and is used for driving the lifting support structure (200) to rotate in the horizontal direction and driving the first rotating assembly (400) and the second rotating assembly (300) to rotate synchronously;

the control module is used for controlling the start and stop of the first rotating assembly (400), the second rotating assembly (300), the lifting support structure (200) and/or the electric base (100) according to the user posture information so as to adjust the orientation, lifting height, pitching angle and/or horizontal and vertical screen states of the display screen (500).

10. Display device, characterized in that it comprises a display screen (500) and a smart bracket according to claim 9, said display screen (500) being connected to the first rotating assembly (400) of said smart bracket.