Turnover mechanism for back row screen of automobile

By designing a fully enclosed rear screen flip mechanism of the automobile, with built-in adjustable damper and speed reduction components, the problems of unintelligent screen rotation shaft, poor dust resistance and inaccurate opening and closing angles in the prior art are solved, and higher quality of use and functionality are achieved.

CN222611078UActive Publication Date: 2025-03-14CHONGQING WEISHUO HENDERSON COMPUTER ACCESSORIES CO LTD
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Patent Information

Application Number
CN202421504800.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-28
Publication Date
2025-03-14
Estimated Expiration
2034-06-28

AI Technical Summary

Technical Problem

The mechanical shaft of the existing rear screen of the car is difficult to meet the needs of intelligence and personalization, and the lack of effective dustproof design and precise opening and closing angle control affects the quality of the vehicle.

Method used

A flip mechanism for the rear screen of the car is designed, adopting a fully enclosed design, with a built-in adjustable damper and reduction assembly. The rotating shaft is driven by a brushless motor, and combined with a magnetic angle encoder and positioning bearings to achieve accurate screen opening and closing and angle adjustment.

Benefits of technology

The flip mechanism has excellent dustproof ability, which reduces the failure problems caused by dust. Through precise damping adjustment and deceleration components, the screen can be stable and precisely opened, improving the quality of the vehicle.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of accessories of automobile rear-row screens, and discloses a turnover mechanism of an automobile rear-row screen, which comprises a mounting piece, the upper connecting cover and the lower connecting cover are arranged at the upper end and the lower end of the mounting piece; a rotating shaft is arranged at one end of the mounting piece in an up-down penetrating mode, the upper end of the rotating shaft penetrates through the top face of the upper connecting cover and extends to the position above the upper connecting cover, and an adjustable damper mechanism is arranged on the outer side of the lower end of the rotating shaft; and an outer rotor brushless motor is arranged on the bottom surface of the mounting piece. The upper connecting cover and the lower connecting cover are both connected with the mounting piece through connecting bolts, so that the device has a totally-closed design and excellent dustproof capacity, the influence of device failure caused by dust on internal elements is reduced, and the damping adjusting assembly is arranged in the product and is matched with the speed reduction assembly, so that the safety of the device is improved. Opening work and opening angle requirements of the automobile rear-row screen can be accurately completed, and the use quality of the whole automobile can be improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of accessories for rear screens of automobiles, in particular to a flipping mechanism for rear screens of automobiles. Background Art

[0002] As people spend more time in their cars, the visual needs of watching movies and games in the car have become increasingly important. At present, most car models install screens on the backrests of the front seats or on the roof to meet the needs of rear passengers;

[0003] However, this type of screen installed on the front seat back or roof is not only small in size, but also difficult to meet the visual needs of large-screen viewing and gaming. At the same time, the rear screens of current cars are all manual pure mechanical hinges. The stereotyped opening and closing method can hardly attract the attention of consumers who pursue intelligence and personalization, which is not conducive to improving the quality of the entire vehicle.

[0004] Therefore, a flipping mechanism for a rear screen of an automobile is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a flipping mechanism for a rear screen of a car to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a flip mechanism for a rear screen of a car, comprising a mounting member;

[0007] and an upper connection cover and a lower connection cover disposed at upper and lower ends of the mounting member;

[0008] and a data control line passing through the bottom surface of the lower connection cover, a rotating shaft is provided through one end of the mounting member, the upper end of the rotating shaft passes through the top surface of the upper connection cover and extends to the upper part of the upper connection cover, and an adjustable damper mechanism is provided on the outer side of the lower end of the rotating shaft;

[0009] An outer rotor brushless motor is arranged on the bottom surface of the mounting member, and a speed reduction assembly is arranged above the mounting member.

[0010] Preferably, a control connecting sleeve is provided on the upper end of the data control line, and the control connecting sleeve is fixed up and down and passes through the bottom surface of the lower connecting cover. A driving plate is provided inside the lower connecting cover, and the top surface of the driving plate is fixedly connected to the bottom surface of the mounting part, and the bottom end surface of the driving plate is connected to the top end surface of the data control line.

[0011] Preferably, connecting bolts are provided through the four corners of the top surface of the upper connecting cover and the four corners of the bottom surface of the lower connecting cover, and the proximal ends of the two groups of connecting bolts extend into the mounting member and are threadedly connected to the inner wall of the mounting member.

[0012] Preferably, connecting ears are fixedly provided on the left and right end sides of the upper connecting cover and the lower connecting cover, and shock-absorbing rings are penetrated by the two groups of connecting ears, and the shock-absorbing rings are made of rubber.

[0013] Preferably, a magnetic angle encoder is provided at the bottom end of the rotating shaft, and the upper and middle sections of the rotating shaft are fixedly sleeved with locating bearings, and the outer surfaces of the two locating bearings are rotatably connected to the inner wall of the upper connecting cover and the inner wall of the mounting piece respectively, and the rotating shaft is rotatably connected to the upper connecting cover and the mounting piece through the two locating bearings.

[0014] Preferably, the adjustable damper mechanism comprises, from top to bottom, a mounting plate, an elastic friction gasket and an extrusion gasket, wherein the mounting plate, the elastic friction gasket and the extrusion gasket are all slidably sleeved on the outer side of the bottom end of the rotating shaft, the mounting plate is connected to the mounting part through a mounting bolt, two symmetrically arranged and contacting elastic friction gaskets form a group, and the adjacent end faces of multiple groups of elastic friction gaskets are in friction contact, and the upper and lower end faces of multiple groups of elastic friction gaskets are in friction contact with the bottom surface of the mounting plate and the top surface of the extrusion gasket respectively.

[0015] Preferably, an adjusting nut is threadedly sleeved on the bottom end surface of the rotating shaft, a positioning screw is arranged on the side of the adjusting nut through the inside, the surface of the positioning screw is threadedly connected to the inner wall of the adjusting nut, the inner end surface of the positioning screw is threadedly connected to the surface of the rotating shaft, and the top surface of the adjusting nut is in extrusion contact with the bottom surface of the extrusion washer.

[0016] Preferably, the top surface of the outer rotor brushless motor is fixedly connected to the bottom surface of the mounting piece, the output end of the outer rotor brushless motor passes through the mounting piece and extends to above the mounting piece, a driving gear is fixedly sleeved on the surface of the output end of the outer rotor brushless motor, the outer rotor brushless motor is meshingly connected to the reduction assembly through the driving gear, a fixed gear is fixedly sleeved on the surface of the rotating shaft, the rotating shaft is meshingly connected to the reduction assembly through the fixed gear, the reduction assembly is a reduction gear set, and the top and bottom ends of the reduction assembly are rotatably connected to the inner top surface of the upper connecting cover and the top surface of the mounting piece through connecting bearings.

[0017] Compared with the prior art, the utility model has the following beneficial effects: the flip mechanism of the rear screen of the car is

[0018] 1) The upper connecting cover and the lower connecting cover are connected to the mounting parts through connecting bolts, so that the device has a fully enclosed design, has excellent dustproof ability, and reduces the impact of internal components malfunctioning due to dust;

[0019] 2) By integrating a damping adjustment component into the product and cooperating with a deceleration component, the opening task and opening angle requirements of the rear screen of the car can be accurately completed, which is beneficial to improving the quality of the entire vehicle. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional schematic diagram of the overall structure of the utility model;

[0021] Figure 2 It is a three-dimensional bottom view schematic diagram of the overall structure of the utility model;

[0022] Figure 3 It is a three-dimensional exploded schematic diagram of the overall structure of the utility model;

[0023] Figure 4 This is a three-dimensional cross-sectional view of the overall front structure of the utility model;

[0024] Figure 5 It is a three-dimensional schematic diagram of the internal structure of the utility model;

[0025] Figure 6 This is a three-dimensional cross-sectional view of the internal front structure of the utility model;

[0026] Figure 7 It is a three-dimensional schematic diagram of the adjustable damper mechanism of the utility model.

[0027] In the figure: mounting part 1, upper connecting cover 2, lower connecting cover 3, data control line 4, control connecting sleeve 41, rotating shaft 5, fixed gear 51, positioning bearing 52, magnetic angle encoder 53, adjustable damper mechanism 6, mounting plate 61, elastic friction gasket 62, adjusting nut 63, positioning screw 64, extrusion washer 65, mounting bolt 66, reduction assembly 7, outer rotor brushless motor 8, connecting bolt 9, connecting ear 10, shock absorbing ring 101, driving plate 11. DETAILED DESCRIPTION

[0028] 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 described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0029] See also Figure 1-Figure 7 , the utility model provides a technical solution: a flip mechanism for a rear screen of a car, comprising a mounting part 1;

[0030] and an upper connection cover 2 and a lower connection cover 3 provided at upper and lower ends of the mounting member 1;

[0031] and a data control line 4 passing through the bottom surface of the lower connection cover 3, a rotating shaft 5 is provided at one end of the mounting member 1, the upper end of the rotating shaft 5 passes through the top surface of the upper connection cover 2 and extends to the top of the upper connection cover 2, and an adjustable damper mechanism 6 is provided on the outer side of the lower end of the rotating shaft 5;

[0032] An outer rotor brushless motor 8 is arranged on the bottom surface of the mounting member 1, and a speed reduction assembly 7 is arranged on the top of the mounting member 1; a control connection sleeve 41 is sleeved on the upper end of the data control line 4, and the control connection sleeve 41 is fixedly passed through the bottom surface of the lower connection cover 3 from top to bottom, and a driving plate 11 is arranged inside the lower connection cover 3, and the top surface of the driving plate 11 is fixedly connected to the bottom surface of the mounting member 1, and the bottom end surface of the driving plate 11 is connected to the top end surface of the data control line 4;

[0033] Connecting bolts 9 are provided through the four corners of the top surface of the upper connecting cover 2 and the four corners of the bottom surface of the lower connecting cover 3. The close ends of the two groups of connecting bolts 9 extend into the mounting member 1 and are threadedly connected to the inner wall of the mounting member 1.

[0034] The upper connecting cover 2 and the lower connecting cover 3 are both fixedly provided with connecting ears 10 on their left and right sides. Both sets of connecting ears 10 are penetrated by a shock absorbing ring 101 which is made of rubber.

[0035] A magnetic angle encoder 53 is provided at the bottom end of the rotating shaft 5. Positioning bearings 52 are fixedly sleeved on the upper and middle sections of the rotating shaft 5. The outer surfaces of the two positioning bearings 52 are rotatably connected to the inner wall of the upper connecting cover 2 and the inner wall of the mounting member 1 respectively. The rotating shaft 5 is rotatably connected to the upper connecting cover 2 and the mounting member 1 through the two positioning bearings 52; the upper connecting cover 2 and the lower connecting cover 3 are both connected to the mounting member 1 through the connecting bolts 9, so that the device has a fully enclosed design and has excellent dustproof ability, reducing the impact of internal components malfunctioning due to dust;

[0036] The adjustable damper mechanism 6 includes a mounting plate 61, an elastic friction pad 62 and an extrusion washer 65 from top to bottom. The mounting plate 61, the elastic friction pad 62 and the extrusion washer 65 are all slidably sleeved on the outer side of the bottom end of the rotating shaft 5. The mounting plate 61 is connected to the mounting member 1 through a mounting bolt 66. Two symmetrically arranged and contacting elastic friction pads 62 form a group. The adjacent end surfaces of multiple groups of elastic friction pads 62 are all in friction contact. The upper and lower end surfaces of multiple groups of elastic friction pads 62 are in friction contact with the bottom surface of the mounting plate 61 and the top surface of the extrusion washer 65 respectively. An adjusting nut 63 is threadedly sleeved on the surface of the bottom end of the rotating shaft 5. A positioning screw 64 is arranged on the side of the adjusting nut 63 through the inside. The surface of the positioning screw 64 is threadedly connected to the inner wall of the adjusting nut 63. The inner end surface of the positioning screw 64 is threadedly connected to the surface of the rotating shaft 5. The top surface of the adjusting nut 63 is in extrusion contact with the bottom surface of the extrusion washer 65.

[0037] The top surface of the outer rotor brushless motor 8 is fixedly connected to the bottom surface of the mounting member 1, and the output end of the outer rotor brushless motor 8 passes through the mounting member 1 and extends to the top of the mounting member 1. A driving gear is fixedly sleeved on the surface of the output end of the outer rotor brushless motor 8, and the outer rotor brushless motor 8 is meshed and connected with the reduction assembly 7 through the driving gear. A fixed gear 51 is fixedly sleeved on the surface of the rotating shaft 5, and the rotating shaft 5 is meshed and connected with the reduction assembly 7 through the fixed gear 51. The reduction assembly 7 is a reduction gear set, and the top and bottom ends of the reduction assembly 7 are rotatably connected to the internal top surface of the upper connecting cover 2 and the top surface of the mounting member 1 through connecting bearings; by having a built-in damping adjustment component in the product and cooperating with the reduction assembly 7, the opening work and opening angle requirements of the rear screen of the car can be accurately completed, which is beneficial to the improvement of the use quality of the entire vehicle.

[0038] When in use, the upper connecting cover 2 and the lower connecting cover 3 are connected to the mounting part 1 through the connecting bolts 9, so that the device has a fully enclosed design and has excellent dustproof ability, reducing the impact of internal components malfunctioning due to dust; by building a damping adjustment component into the product and cooperating with the deceleration component 7, the opening work and opening angle requirements of the rear screen of the car can be accurately completed, which is beneficial to improving the use quality of the entire vehicle.

[0039] Although the 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 flip mechanism for a rear screen of an automobile, comprising a mounting member (1); and an upper connecting cover (2) and a lower connecting cover (3) arranged at upper and lower ends of the mounting member (1); and a data control line (4) running through the bottom surface of the lower connection cover (3), characterized in that: A rotating shaft (5) is provided at one end of the mounting member (1) and passes through the top and bottom thereof, the upper end of the rotating shaft (5) passes through the top surface of the upper connecting cover (2) and extends to the upper part of the upper connecting cover (2), and an adjustable damper mechanism (6) is provided on the outer side of the lower end of the rotating shaft (5); An outer rotor brushless motor (8) is arranged on the bottom surface of the mounting member (1), and a speed reduction assembly (7) is arranged above the mounting member (1).

2. The flip mechanism of the rear screen of a car according to claim 1, characterized in that: The upper end of the data control line (4) is sleeved with a control connection sleeve (41), the control connection sleeve (41) is fixedly connected to and penetrates the bottom surface of the lower connection cover (3) from top to bottom, a drive plate (11) is arranged inside the lower connection cover (3), the top surface of the drive plate (11) is fixedly connected to the bottom surface of the mounting member (1), and the bottom end surface of the drive plate (11) is connected to the top end surface of the data control line (4).

3. The flip mechanism of the rear screen of a car according to claim 1, characterized in that: Connecting bolts (9) are provided through the four corners of the top surface of the upper connecting cover (2) and the four corners of the bottom surface of the lower connecting cover (3), and the adjacent ends of the two groups of connecting bolts (9) extend into the mounting member (1) and are threadedly connected to the inner wall of the mounting member (1).

4. The flip mechanism of the rear screen of a car according to claim 1, characterized in that: The upper connecting cover (2) and the lower connecting cover (3) are both fixedly provided with connecting ears (10) on the left and right end sides, and the two groups of connecting ears (10) are both penetrated by a shock absorbing ring (101), and the shock absorbing ring (101) is made of rubber material.

5. The flip mechanism of the rear screen of a car according to claim 1, characterized in that: A magnetic angle encoder (53) is provided at the bottom end of the rotating shaft (5); the upper section and the middle section of the rotating shaft (5) are fixedly sleeved with positioning bearings (52); the outer surfaces of the two positioning bearings (52) are rotatably connected to the inner wall of the upper connecting cover (2) and the inner wall of the mounting member (1), respectively; the rotating shaft (5) is rotatably connected to the upper connecting cover (2) and the mounting member (1) via the two positioning bearings (52).

6. The flip mechanism of the rear screen of a car according to claim 1, characterized in that: The adjustable damper mechanism (6) comprises, from top to bottom, a mounting plate (61), an elastic friction gasket (62) and an extrusion gasket (65), wherein the mounting plate (61), the elastic friction gasket (62) and the extrusion gasket (65) are all slidably sleeved on the outer side of the bottom end of the rotating shaft (5), the mounting plate (61) is connected to the mounting member (1) via a mounting bolt (66), two symmetrically arranged and contacting elastic friction gaskets (62) form a group, and the adjacent end surfaces of multiple groups of elastic friction gaskets (62) are in friction contact, and the upper and lower end surfaces of multiple groups of elastic friction gaskets (62) are in friction contact with the bottom surface of the mounting plate (61) and the top surface of the extrusion gasket (65) respectively.

7. The flip mechanism of the rear screen of a car according to claim 6, characterized in that: An adjusting nut (63) is threadedly sleeved on the bottom surface of the rotating shaft (5), a positioning screw (64) is arranged on the side of the adjusting nut (63) and penetrates the inside, the surface of the positioning screw (64) is threadedly connected to the inner wall of the adjusting nut (63), the inner end surface of the positioning screw (64) is threadedly connected to the surface of the rotating shaft (5), and the top surface of the adjusting nut (63) is in extrusion contact with the bottom surface of the extrusion washer (65).

8. The flip mechanism of the rear screen of a car according to claim 1, characterized in that: The top surface of the outer rotor brushless motor (8) is fixedly connected to the bottom surface of the mounting member (1); the output end of the outer rotor brushless motor (8) penetrates the mounting member (1) and extends to the top of the mounting member (1); a driving gear is fixedly sleeved on the surface of the output end of the outer rotor brushless motor (8); the outer rotor brushless motor (8) is meshingly connected to the reduction assembly (7) via the driving gear; a fixed gear (51) is fixedly sleeved on the surface of the rotating shaft (5); the rotating shaft (5) is meshingly connected to the reduction assembly (7) via the fixed gear (51); the reduction assembly (7) is a reduction gear set; the top and bottom ends of the reduction assembly (7) are both rotatably connected to the inner top surface of the upper connection cover (2) and the top surface of the mounting member (1) via connecting bearings.