Overturning ceiling screen mechanism

Abstract

The utility model discloses a turnover ceiling screen mechanism which comprises a ceiling screen module, the left end and the right end of the ceiling screen module are respectively provided with a connecting rod module, the ceiling screen module is arranged on a mounting base through a pair of connecting rod modules, and the mounting base is provided with a double-output driving module and a decorative plate. The pair of connecting rod modules is connected with the double-output driving module, the pair of connecting rod modules can drive the ceiling screen module to turn over on the mounting base under the driving of the double-output driving module, and after the ceiling screen module is turned over and folded, the folded ceiling screen module can be stored and protected through the decorative plate. The two ends of the ceiling screen are driven to turn over at the same time, it is guaranteed that the two ends of the ceiling screen are stressed evenly in the turning-over process, and therefore the turning-over stability is improved; and secondly, by arranging a decorative plate, the screen in a folded state can be better hidden and stored, and the ceiling screen can be better protected under the condition that the aesthetic feeling is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of ceiling screens, and in particular relates to a flip ceiling screen mechanism. Background Art

[0002] With the development of society and the improvement of people's quality of life, cars have become an essential means of transportation for people to travel. In order to better meet the needs of users, some electronic ceiling screens for entertainment, study and work are often added to the car. In order to save space in the car and protect the screen, the screen usually chooses a hidden design. By setting a flip structure on the screen and installing it on the vehicle through a bracket, a hidden effect is achieved, and the screen can be unfolded as needed; at present, the flip structure of the screen mostly adopts a single-end drive method, that is, a group of active mechanisms and a group of driven mechanisms are respectively set at both ends of the screen. When flipping, the screen is automatically flipped by the drive of the active mechanism and the assistance of the driven mechanism. This single drive method causes different forces on the two ends of the screen. After a long period of operation, the screen often has problems such as flip jamming and discomfort caused by flipping, which affects the user experience and service life of the flip screen. Utility Model Content

[0003] In order to solve the problems existing in the prior art, the utility model aims to provide a flip ceiling screen mechanism, which can realize the hiding and storage of the ceiling screen and simultaneously drive both ends of the ceiling screen during the flipping process, thereby improving the flipping stability.

[0004] In order to achieve the above technical objectives and effects, the utility model is implemented through the following technical solutions:

[0005] A flip ceiling screen mechanism comprises a ceiling screen module, wherein a connecting rod module is respectively arranged at the left and right ends of the ceiling screen module, and the ceiling screen module is arranged on a mounting base through a pair of the connecting rod modules, and a dual-output drive module and a decorative panel are arranged on the mounting base, the pair of the connecting rod modules are connected to the dual-output drive module, and the pair of the connecting rod modules can drive the ceiling screen module to flip on the mounting base under the drive of the dual-output drive module, and after the ceiling screen module is flipped and folded, the folded ceiling screen module can be stored and protected by the decorative panel.

[0006] Furthermore, the dual-output drive module includes a pair of guide rails, a screw rod is arranged above each group of the guide rails, a nut is screwed on each group of the screw rods, and each group of the nuts is connected to the slide of the guide rail below it through a connecting seat; a dual-output drive assembly is arranged between the pair of guide rails, and the dual-output drive assembly can drive the two groups of the screw rods to rotate synchronously.

[0007] Furthermore, the dual-output drive assembly includes a motor, a rotating shaft of the motor is connected to a dual-output gear transmission module, the motor and the dual-output gear transmission module are jointly arranged in a cover, two ends of the output shaft belonging to the dual-output gear transmission module respectively extend from the cover, and the two ends of the extended output shaft are respectively connected to one end of a transmission shaft through a coupling, and the other end of the transmission shaft is respectively sleeved with a first gear, and the first gear is respectively meshed with a second gear.

[0008] Furthermore, a mounting hole is formed around the cover shell, and a shock-absorbing gasket is arranged in the mounting hole.

[0009] Furthermore, the dual-output gear transmission module includes a worm, a turbine and an output gear, and the turbine is meshed with the worm and the output gear respectively; the output gear is penetrated by the output shaft which rotates synchronously therewith.

[0010] Furthermore, the connecting rod module includes a first connecting rod and a second connecting rod; the first connecting rod and the second connecting rod are hinged.

[0011] Furthermore, the ceiling screen module includes a ceiling screen and a protective shell enclosed around the ceiling screen.

[0012] Furthermore, a plug interface is provided on the side wall of the mounting base.

[0013] Furthermore, it also includes a sensor for controlling the flip angle of the ceiling screen module.

[0014] The beneficial effects of the utility model are as follows: the utility model sets connecting rod modules at both ends of the ceiling screen and drives the connecting rod modules by setting a dual-output drive module, thereby realizing simultaneous driving and flipping of both ends of the ceiling screen, ensuring balanced force at both ends during the flipping of the ceiling screen, thereby improving the flipping stability; secondly, by setting a decorative panel, better hiding and storage of the screen in the folded state is achieved, and better protection of the ceiling screen is achieved while improving the aesthetics.

[0015] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiment of the utility model with the accompanying drawings. The specific implementation method of the utility model is given in detail by the following embodiments and their drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0017] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the utility model after removing the decorative plate;

[0019] Figure 3 This is a schematic diagram of the utility model without the decorative panel and the ceiling screen module;

[0020] Figure 4 This is a schematic diagram of the connection between the dual output drive module and the connecting rod module of the utility model;

[0021] Figure 5 For this utility model Figure 4 Enlarged view of point A in the middle;

[0022] Figure 6 This is a schematic diagram of the structure of the dual-output drive assembly of the utility model;

[0023] Figure 7 This is a schematic diagram of the connection between the motor and the dual-output gear transmission module of the utility model;

[0024] Figure 8 This is a schematic diagram of the folded state of the ceiling screen module of the utility model;

[0025] Fig. 9 This is a schematic diagram of the ceiling screen module of the utility model after flipping.

[0026] Explanation of the numbers in the figure: 1. Ceiling screen module; 2. Connecting rod module; 3. Mounting base; 4. Dual output drive module; 5. Decorative panel; 6. Plug interface; 11. Ceiling screen; 12. Protective shell; 21. First connecting rod; 22. Second connecting rod; 41. Guide rail; 42. Screw rod; 43. Nut; 44. Connecting seat; 45. Dual output drive assembly; 451. Motor; 452. Dual output gear transmission module; 453. Cover; 454. Coupling; 455. Drive shaft; 456. First gear; 457. Second gear; 458. Shock-absorbing gasket; 4521. Worm; 4522. Turbine; 4523. Output gear; 4524. Output shaft; 4531. Mounting hole. DETAILED DESCRIPTION

[0027] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0028] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back, upper end, lower end, top, bottom...) are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0029] See also Figure 1-3 As shown, a flip ceiling screen mechanism includes a ceiling screen module 1, and a connecting rod module 2 is respectively provided at the left and right ends of the ceiling screen module 1. The ceiling screen module 1 is arranged on a mounting base 3 through a pair of the connecting rod modules 2. The mounting base 3 is provided with a dual output drive module 4 and a decorative plate 5. The pair of the connecting rod modules 2 is connected to the dual output drive module 4, and the pair of the connecting rod modules 2 can drive the ceiling screen module 1 to flip on the mounting base 3 under the drive of the dual output drive module 4. , and after the ceiling screen module 1 is flipped and folded, the folded ceiling screen module 1 can be stored and protected by the decorative panel 5; wherein, in order to control the flipping angle of the ceiling screen module 1, a sensor (not shown in the figure) for controlling the flipping angle of the ceiling screen module 1 is provided, and in this embodiment, by setting the sensor, the flipping angle of the ceiling screen module 1 can be adjusted between 0° and 105°, thereby meeting the usage needs of different customers and customers in different scenarios.

[0030] For further information, see Figure 4-5 As shown, in this embodiment, the dual-output drive module 4 includes a pair of guide rails 41 fixed on the mounting base 3, the pair of guide rails 41 are spaced apart and arranged in parallel, a screw rod 42 is arranged above each group of the guide rails 41, the screw rods 42 are rotatably arranged on the mounting base 3, and the screw rods 42 are parallel to the running direction of the guide rails 41 below them, a nut 43 is screwed on each group of the screw rods 42, and each group of the nuts 43 is connected to the slide of the guide rail 41 below them through a connecting seat 44, and as the screw rod 42 rotates, the nut 43 can be driven to move back and forth on the screw rod 42 along the guide rail 41 through the connecting seat 44; a dual-output drive assembly 45 is arranged on the mounting base 3 between the pair of guide rails 41.

[0031] Among them, see Figure 6-7As shown, in this embodiment, the dual-output drive assembly 45 includes a motor 451, the rotating shaft of the motor 451 is connected to a dual-output gear transmission module 452, the motor 451 and the dual-output gear transmission module 452 are jointly arranged in a housing 453, the housing 453 is fixedly connected to the mounting base 3, the dual-output gear transmission module 452 includes a worm 4521, a turbine 4522 and an output gear 4523, the worm 4521 is sleeved on the rotating shaft of the motor 451, the turbine 4522 is meshed with the worm 4521 and the output gear 4523 respectively; the output gear 4523 is penetrated by the output shaft that rotates synchronously with it. 4524; both ends of the output shaft 4524 extend out from the cover shell 453 respectively, and the two ends of the extended output shaft 4524 are respectively connected to one end of a transmission shaft 455 through a coupling 454, and the transmission shaft 455 is rotatably arranged on the mounting base 3, and the other end of the transmission shaft 455 is respectively sleeved with a first gear 456, and the first gear 456 is respectively meshed with a second gear 457, and a 90-degree transmission is adopted between the first gear 456 and the second gear 457. When installed, the second gear 457 is respectively sleeved on the screw rod 42 on the corresponding side, so as to realize the synchronous rotation of the screw rod 42 driven by the dual output drive assembly 45.

[0032] For further information, see Figure 6-7 As shown, a mounting hole 4531 is formed around the cover 453. During installation, the cover 453 is fixed through the mounting hole 4531. In order to reduce noise during operation, a shock-absorbing gasket 458 is provided in the mounting hole 4531.

[0033] For further information, see Figure 3-5 As shown, the connecting rod module 2 includes a first connecting rod 21 and a second connecting rod 22, and one end of the first connecting rod 21 is hinged to one end of the second connecting rod 22; when installed, the other end of the first connecting rod 21 is hinged to the connecting seat 44, and the other end of the second connecting rod 22 is hinged to the mounting base 3.

[0034] For further information, see Figure 2 As shown, the ceiling screen module 1 includes a ceiling screen 11 and a protective shell 12 enclosed around the ceiling screen 11 ; during installation, the ceiling screen 11 is installed between a pair of the first connecting rods 21 through the protective shell 12 .

[0035] For further information, see Figure 1-2 As shown, a plug interface 6 is provided on the side wall of the mounting base 3; and in this embodiment, the plug interface 6 includes a ceiling screen power interface, a motor power interface and a video screen interface.

[0036] The working principle of the utility model is as follows:

[0037] Before use, the mechanism is first installed in the vehicle through the mounting base 3. In the initial state, the ceiling screen module 1 is accommodated in the decorative plate 5, that is, in a folded state. Figure 8 Then connect the plug interface 6 to the corresponding line.

[0038] When flipping is required, the dual output drive module 4 is started. At this time, the motor 451 drives the screw rod 42 to rotate through the worm 4521, the worm 4521, the output gear 4523, the output shaft 4524, the coupling 454, the transmission shaft 455 and the first gear 456, and finally drives the screw rod 42 to rotate through the second gear 457. The rotating screw rod 42 drives the nut 43 to run on the screw rod 42, thereby driving the connecting seat 44 to move, thereby driving the first connecting rod 21 and the second connecting rod 22 to run on the connecting seat 44 and the mounting base 3, thereby driving the ceiling screen module 1 to flip out from the decorative panel 5, as shown in FIG. Fig. 9 As shown, the motor 451 is stopped until it is flipped to a comfortable operating angle for the operator; and when the flipped ceiling screen needs to be folded, the motor 451 can be controlled to output in reverse, which will not be repeated here, until the ceiling screen module 1 is completely flipped into the decorative panel 5 and the motor 451 is stopped.

[0039] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A flip ceiling screen mechanism, characterized in that: The invention comprises a ceiling screen module (1), wherein a connecting rod module (2) is respectively arranged at the left and right ends of the ceiling screen module (1), and the ceiling screen module (1) is arranged on a mounting base (3) through a pair of the connecting rod modules (2), and a dual output drive module (4) and a decorative panel (5) are arranged on the mounting base (3), and the pair of the connecting rod modules (2) are connected to the dual output drive module (4), and the pair of the connecting rod modules (2) can drive the ceiling screen module (1) to flip on the mounting base (3) under the drive of the dual output drive module (4), and after the ceiling screen module (1) is flipped and folded, the folded ceiling screen module (1) can be stored and protected by the decorative panel (5).

2. The flip ceiling screen mechanism according to claim 1, characterized in that: The dual-output drive module (4) comprises a pair of guide rails (41), a threaded rod (42) is arranged above each set of the guide rails (41), a nut (43) is screwed onto each set of the threaded rods (42), and each set of the nuts (43) is connected to a slide of the guide rail (41) below it via a connecting seat (44); a dual-output drive assembly (45) is arranged between the pair of guide rails (41), and the dual-output drive assembly (45) can drive the two sets of threaded rods (42) to rotate synchronously.

3. The flip ceiling screen mechanism according to claim 2, characterized in that: The dual-output drive assembly (45) comprises a motor (451), the rotating shaft of the motor (451) is connected to a dual-output gear transmission module (452), the motor (451) and the dual-output gear transmission module (452) are arranged together in a housing (453), the two ends of an output shaft (4524) belonging to the dual-output gear transmission module (452) respectively extend out of the housing (453), and the two ends of the extended output shaft (4524) are respectively connected to one end of a transmission shaft (455) through a coupling (454), and the other end of the transmission shaft (455) is respectively sleeved with a first gear (456), and the first gear (456) is respectively meshed with a second gear (457).

4. The flip ceiling screen mechanism according to claim 3, characterized in that: A mounting hole (4531) is formed around the cover shell (453), and a shock-absorbing gasket (458) is arranged in the mounting hole (4531).

5. The flip ceiling screen mechanism according to claim 3, characterized in that: The dual output gear transmission module (452) comprises a worm (4521), a turbine (4522) and an output gear (4523); the turbine (4522) is meshedly connected with the worm (4521) and the output gear (4523) respectively; the output shaft (4524) is inserted into the output gear (4523) and rotates synchronously therewith.

6. The flip ceiling screen mechanism according to claim 1, characterized in that: The connecting rod module (2) comprises a first connecting rod (21) and a second connecting rod (22); the first connecting rod (21) and the second connecting rod (22) are hingedly connected.

7. The flip ceiling screen mechanism according to claim 1, characterized in that: The ceiling screen module (1) comprises a ceiling screen (11) and a protective shell (12) surrounding the ceiling screen (11).

8. The flip ceiling screen mechanism according to claim 1, characterized in that: A plug-in interface (6) is provided on the side wall of the installation base (3).

9. The flip ceiling screen mechanism according to claim 1, characterized in that: It also includes a sensor for controlling the flipping angle of the ceiling screen module (1).

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