Vehicle-mounted embedded armrest screen overturning structure

Abstract

The invention discloses a vehicle-mounted embedded armrest screen overturning structure which comprises a screen assembly connected with a rotating shaft and rotationally matched with a base; the two end parts of the rotating shaft are rotationally matched with the base respectively; the gear assembly at least comprises a semi-arc gear arranged at one end of the rotating shaft and a gear box used for driving the semi-arc gear to rotate; and the base is connected with a vehicle-mounted handrail and can accommodate the screen assembly. The two ends of the rotating shaft are connected with the base correspondingly, the stability of the rotating shaft is guaranteed, the screen assembly is rotationally matched with the base on the basis that the screen assembly is connected with the rotating shaft, the rotating stability of the screen assembly is further enhanced, and therefore the anti-striking capacity is guaranteed; and gears of the whole structure in the height direction can be reduced.

Description

Technical Field

[0001] The present invention relates to the technical field of in-vehicle armrest screens, and more particularly to an in-vehicle embedded armrest screen flipping structure. Background Art

[0002] An in-vehicle armrest screen is a device installed in the middle of a car seat and has functions such as entertainment and control. To meet market demands, currently in-vehicle armrest screens generally have a flipping function. Generally, the rotating shaft of the armrest screen is directly driven by a gearbox. The gearbox is small and the size of the screen is large, so the impact resistance is poor. Moreover, the overall structure of the conventional armrest screen is relatively large in the height direction and it is difficult to adapt to small in-vehicle armrests. In view of this, an in-vehicle embedded armrest screen flipping structure is proposed. Summary of the Invention

[0003] The technical problem to be solved by the present invention is to provide a reduced in-vehicle embedded armrest screen flipping structure.

[0004] To solve the above technical problem, the present invention adopts the following technical solution: An in-vehicle embedded armrest screen flipping structure, comprising:

[0005] A screen assembly, connected to a rotating shaft and rotatably engaged with a base;

[0006] The rotating shaft, with both ends rotatably engaged with the base respectively;

[0007] A gear assembly, at least including a semi-circular arc gear provided at one end of the rotating shaft and a gearbox for driving the semi-circular arc gear to rotate.

[0008] The base, connected to an in-vehicle armrest and capable of accommodating the screen assembly.

[0009] Further, the gearbox includes a first gear meshing with the semi-circular arc gear, a gear member meshing with the first gear, a worm gear meshing with the gear member, a worm meshing with the worm gear, and a motor for driving the worm to rotate, and the first gear, the gear member, the worm gear, and the worm are sequentially distributed in the horizontal direction.

[0010] Further, the gear member includes a second gear and a third gear sequentially arranged along the length direction of the wheel shaft, and the second gear meshes with the first gear, and the third gear meshes with the worm gear.

[0011] Further, the gearbox further includes a fourth gear meshing with the first gear, and the fourth gear and the semi-circular arc gear are respectively arranged on both sides of the first gear in the vertical direction.

[0012] Further, the screen assembly at least includes an arc-shaped driving member connected to the rotating shaft, and the arc-shaped driving member is arranged circumferentially along the rotating shaft, and a groove matching the rotation of the arc-shaped driving member is formed on the base.

[0013] Further, the arc-shaped driving member at least includes two arc-shaped plates arranged at intervals and a connecting plate arranged between the two arc-shaped plates.

[0014] Further, the arc-shaped driving member further includes a receiving plate with one end connected to the rotating shaft and the other end connected to the two arc-shaped plates, and the corresponding connection part of the receiving plate and the rotating shaft extends circumferentially along the rotating shaft.

[0015] Further, end plates are provided at the positions where the two arc-shaped plates are correspondingly connected to the receiving plate, and each end plate is connected to the receiving plate by screws.

[0016] Further, it further includes:

[0017] A damping assembly, which is arranged on the base and can abut against the other end of the rotating shaft.

[0018] Further, the damping assembly at least includes a fixed column arranged on the base, a transfer pad slidably penetrating through the fixed column, a spring with one end connected to the transfer pad and the other end connected with a friction column, and a screw threadedly connected to the fixed column and with an end that can abut against the transfer pad. A friction pad is arranged on the rotating shaft, and the friction column abuts against the friction pad.

[0019] The beneficial effects of the present invention are embodied in:

[0020] In the flip structure of the in-vehicle embedded armrest screen of the present invention, both ends of the rotating shaft are respectively connected to the base to ensure the stability of the rotating shaft. On the basis of the connection between the screen assembly and the rotating shaft, it is also rotationally matched with the base, further enhancing the rotational stability of the screen assembly, thereby ensuring the anti-impact ability. At the same time, the rotating shaft is driven to rotate by the gearbox, and a semi-circular arc gear is provided, which can reduce the gears of the overall structure in the height direction. Description of the Drawings

[0021] Figure 1 is a schematic diagram of the non-flipped state of the flip structure of the in-vehicle embedded armrest screen of the present invention;

[0022] Figure 2 is a partial schematic diagram of the non-flipped state of the flip structure of the in-vehicle embedded armrest screen of the present invention;

[0023] Figure 3 is a schematic diagram of the flipped state of the flip structure of the in-vehicle embedded armrest screen of the present invention;

[0024] Figure 4 is a schematic diagram of the structure of the screen assembly of the present invention;

[0025] Figure 5 is a schematic structural diagram of the gearbox of the present invention;

[0026] Figure 6 is an exploded view of the damping component and the mating components of the present invention.

[0027] The markings of each component in the drawings are: 1, screen assembly; 101, arc driving member; 1011, arc plate; 1012, connecting plate; 1013, receiving plate; 1014, end plate; 102, main body of the screen housing; 103, screen housing cover; 2, rotating shaft; 3, base; 301, groove; 302, rotating groove; 4, gear assembly; 401, semi-circular arc gear; 402, gearbox; 4021, first gear; 4022, worm gear; 4023, worm; 4024, motor; 4025, second gear; 4026, third gear; 4028, box body; 5, damping component; 501, fixed column; 502, adapter pad; 503, friction column; 504, spring; 505, screw; 6, friction pad; 7, transmission rod; 8, pressing plate; 9, snap ring; 10, semi-circular convex block; 11, bearing. Detailed implementation manners

[0028] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments. Without conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0029] See Figure 1 .

[0030] The flip structure of the in-vehicle embedded armrest screen of the present invention includes:

[0031] A screen assembly 1, connected to a rotating shaft 2 and rotatably cooperating with a base 3;

[0032] A rotating shaft 2, with both ends rotatably cooperating with the base 3 respectively;

[0033] A gear assembly 4, at least including a semi-circular arc gear 401 provided at one end of the rotating shaft 2 and a gearbox 402 for driving the semi-circular arc gear 401 to rotate.

[0034] A base 3, connected to the vehicle armrest and capable of accommodating the screen assembly 1.

[0035] The flip structure of the in-vehicle embedded armrest screen of the present invention is connected to the base 3 at both ends of the rotating shaft 2 to ensure the stability of the rotating shaft 2. The screen assembly 1 is rotationally matched with the base 3 while being connected to the rotating shaft 2, further enhancing the rotational stability of the screen assembly 1, thereby ensuring the anti-impact ability. At the same time, the rotating shaft 2 is driven to rotate by the gearbox 402, and a semi-circular arc gear 401 is provided, which can reduce the gears of the overall structure in the height direction;

[0036] Specifically, refer to Figure 1 , the rotating shaft 2 is rotationally matched with the base 3 through the following structure:

[0037] Driving rods 7 extend outward from both ends of the rotating shaft 2, and rotating grooves 302 are respectively formed on both sides of the base 3. Pressure plates 8 are provided on the base 3 corresponding to the rotating grooves 302. The driving rods 7 rotate in the interval formed by the rotating grooves 302 and the pressure plates 8. Bearings 11 are provided at the joints where the rotating shaft 2 is correspondingly connected to the driving rods 7. The outer ring of the bearing 11 is connected to the base 3, and the inner ring is connected to the rotating shaft 2. The distance between the two bearings 11 is large, and the stability of the screen assembly 1 during movement is better;

[0038] Specifically, refer to Figure 1 , a storage groove for accommodating the screen assembly 1 is further formed on the base 3.

[0039] In an embodiment, refer to Figure 1 、 5 , the gearbox 402 includes a first gear 4021 meshing with the semi-circular arc gear 401, a gear member meshing with the first gear 4021, a worm gear 4022 meshing with the gear member, a worm 4023 meshing with the worm gear 4022, and a motor 4024 for driving the worm 4023 to rotate. And the first gear 4021, the gear member, the worm gear 4022, and the worm 4023 are arranged in sequence along the horizontal direction. With such a design, by horizontally arranging the components in the gearbox 402, the space of the overall structure in the height direction of the gearbox 402 is reduced, the size is smaller, and it can adapt to smaller vehicle armrests;

[0040] Specifically, refer to Figure 5 , the gearbox 402 further includes a box body 4028. The first gear 4021, the worm gear 4022, and the gear member are all arranged inside the box body 4028. The worm 4023 penetrates through the box body 4028, and the motor 4024 is arranged outside the box body 4028.

[0041] In an embodiment, refer to Figure 5 , the gear member includes a second gear 4025 and a third gear 4026 arranged in sequence along the length direction of the wheel shaft. And the second gear 4025 meshes with the first gear 4021, and the third gear 4026 meshes with the worm gear 4022. With such a design, stable gear transmission is achieved.

[0042] In one embodiment, referring to Figure 5 , the gearbox 402 further includes a fourth gear meshing with the first gear 4021, and the fourth gear and the semi-circular arc gear 401 are respectively arranged on both sides of the first gear 4021 in the vertical direction. With this design, through the semi-circular arc gear 401 and the fourth gear, the first gear 4021 is clamped and meshed, further ensuring the stability of the gearbox 402.

[0043] In one embodiment, referring to Figure 1 、 3 , the screen assembly 1 at least includes an arc-shaped driving member 101 connected to the rotating shaft 2, and the arc-shaped driving member 101 is arranged circumferentially along the rotating shaft 2, and a groove 301 rotationally matched with the arc-shaped driving member 101 is formed on the base 3. With this design, by setting the driving member to be arc-shaped, the bearing capacity of the driving member is enhanced, and the impact resistance is improved;

[0044] Specifically, referring to Figure 4 , the screen assembly 1 further includes a screen housing main body 102 and a screen housing cover 103 arranged on the screen housing main body 102, and the arc-shaped driving member 101 is arranged at the bottom edge of the screen housing main body 102, further reducing the thickness of the screen.

[0045] In one embodiment, referring to Figure 4 , the arc-shaped driving member 101 at least includes two arc-shaped plates 1011 arranged at intervals and a connecting plate 1012 arranged between the two arc-shaped plates 1011. With this design, the impact resistance of the arc-shaped driving member 101 is enhanced.

[0046] In one embodiment, referring to Figure 2 , the arc-shaped driving member 101 further includes a receiving plate 1013 with one end connected to the rotating shaft 2 and the other end connected to the two arc-shaped plates 1011, and the corresponding connection position of the receiving plate 1013 and the rotating shaft 2 extends circumferentially along the rotating shaft 2. With this design, the impact resistance of the arc-shaped driving member 101 can be further enhanced. Specifically, the receiving plate 1013 extends towards the base 3.

[0047] In one embodiment, referring to Figure 4 , end plates 1014 are provided at the positions where the two arc-shaped plates 1011 are respectively connected to the receiving plate 1013, and each end plate 1014 is connected to the receiving plate 1013 by screws. With this design, it is convenient for processing, and the screw pitch is large, so the stability is better.

[0048] In one embodiment, referring to Figure 1 , it further includes:

[0049] The damping assembly 5 is provided on the base 3 and can abut against the other end of the rotating shaft 2. With this design, the rotation is stabilized by the cooperation of the damping assembly 5 and the gear assembly 4.

[0050] In one embodiment, referring to Figure 1 , 6 , the damping assembly 5 at least includes a fixed column 501 provided on the base 3, a transfer pad 502 slidably inserted through the fixed column 501, a spring 504 with one end connected to the transfer pad 502 and the other end connected with a friction column 503, and a screw 505 threadedly connected to the fixed column 501 and the end of which can abut against the transfer pad 502. A friction pad 6 is provided on the rotating shaft 2, and the friction column 503 abuts against the friction pad 6. With this design, by adjusting the distance of the transfer pad 502 with the screw 505, the elastic force of the spring 504 is changed, thereby changing the pressure of the friction column 503, so as to change the frictional force between the friction column 503 and the friction pad 6, making the damping of the damping assembly 5 adjustable to adapt to screens of different sizes;

[0051] Specifically, referring to Figure 6 , a column body is provided on the transfer pad 502, and the spring 504 is wound around the outside of the column body;

[0052] Specifically, referring to Figure 1 , a hole for the fixed column 501 to pass through is formed on the base 3, and a snap ring 9 is arranged at the corresponding hole of the base 3. After the fixed column 501 passes through the hole, it is fixed by the snap ring 9, and the fixed column 501 can also be fixed on the base 3 by other existing technologies, which will not be elaborated here;

[0053] Specifically, referring to Figure 1 , a semi-circular convex block 10 is provided on the rotating shaft 2, and the friction pad 6 is arranged on the semi-circular convex block 10.

[0054] It should be noted that if there are directional indications such as up, down, left, right, front, back... in the embodiments of the present invention, the directional indications are only used to explain the relative positional relationship and movement conditions between components in a specific posture as shown in the drawings. If the specific posture changes, the directional indications will also change accordingly.

[0055] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present invention, such descriptions of "first", "second", etc. are for descriptive purposes only and should not be construed as indicating or implying their relative importance or implicitly specifying the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and / or" appearing throughout the text includes three parallel scenarios. Taking "A and / or B" as an example, it includes Scenario A, or Scenario B, or the scenario where both A and B are satisfied simultaneously. In addition, "a plurality of" means more than two. In addition, the technical solutions between various embodiments may be combined with each other, but it must be based on the ability of those of ordinary skill in the art to implement. When the combination of technical solutions results in contradictions or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0056] It should be understood that the examples and embodiments described herein are for illustrative purposes only and are not intended to limit the present invention. Those skilled in the art can make various modifications or changes based on it. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A vehicle-mounted embedded armrest screen flip structure, characterized in that: include: The screen assembly (1) is connected to the rotating shaft (2) and is rotatably matched with the base (3); The rotating shaft (2) has two ends which are respectively rotatably matched with the base (3); A gear assembly (4) comprising at least a semicircular arc gear (401) disposed at one end of the rotating shaft (2) and a gear box (402) for driving the semicircular arc gear (401) to rotate; The base (3) is connected to the vehicle armrest and can accommodate the screen assembly (1).

2. The vehicle-mounted embedded armrest screen flip structure according to claim 1 is characterized in that: The gear box (402) comprises a first gear (4021) meshed with the semicircular arc gear (401), a gear member meshed with the first gear (4021), a worm wheel (4022) meshed with the gear member, a worm (4023) meshed with the worm wheel (4022), and a motor (4024) for driving the worm (4023) to rotate, and the first gear (4021), the gear member, the worm wheel (4022), and the worm (4023) are sequentially distributed in a horizontal direction.

3. The vehicle-mounted embedded armrest screen flip structure according to claim 2 is characterized in that: The gear member comprises a second gear (4025) and a third gear (4026) which are sequentially arranged along the length direction of the wheel shaft, and the second gear (4025) is meshed with the first gear (4021), and the third gear (4026) is meshed with the worm gear (4022).

4. The vehicle-mounted embedded armrest screen flip structure according to claim 2 is characterized in that: The gear box (402) further comprises a fourth gear meshing with the first gear (4021), and the fourth gear and the semicircular arc gear (401) are respectively arranged on both sides of the first gear (4021) in the vertical direction.

5. The vehicle-mounted embedded armrest screen flip structure according to any one of claims 1 to 4, characterized in that: The screen assembly (1) comprises at least an arc-shaped driving member (101) connected to the rotating shaft (2), and the arc-shaped driving member (101) is arranged along the circumference of the rotating shaft (2), and the base (3) is provided with a groove (301) that matches the rotation of the arc-shaped driving member (101).

6. The vehicle-mounted embedded armrest screen flip structure according to claim 5 is characterized in that: The arc-shaped driving member (101) comprises at least two arc-shaped plates (1011) arranged at intervals and a connecting plate (1012) arranged between the two arc-shaped plates (1011).

7. The vehicle-mounted embedded armrest screen flip structure according to claim 6 is characterized in that: The arc-shaped driving member (101) further comprises a receiving plate (1013) connected to the rotating shaft (2) at one end and connected to the two arc-shaped plates (1011) at the other end, and the receiving plate (1013) extends along the circumference of the rotating shaft (2) at the corresponding connection point with the rotating shaft (2).

8. The vehicle-mounted embedded armrest screen flip structure according to claim 7 is characterized in that: End plates (1014) are provided at positions where the two arc-shaped plates (1011) are connected to the receiving plate (1013), and each end plate (1014) is connected to the receiving plate (1013) by means of screws.

9. The vehicle-mounted embedded armrest screen flip structure according to any one of claims 1 to 4, characterized in that: Also includes: The damping component (5) is arranged on the base (3) and can abut against the other end of the rotating shaft (2).

10. The vehicle-mounted embedded armrest screen flip structure according to claim 9, characterized in that: The damping assembly (5) at least comprises a fixing column (501) arranged on the base (3), an adapter pad (502) slidably inserted into the fixing column (501), a spring (504) connected to the adapter pad (502) at one end and connected to a friction column (503) at the other end, and a screw (505) threadedly connected to the fixing column (501) and having an end that can abut against the adapter pad (502); a friction pad (6) is provided on the rotating shaft (2), and the friction column (503) abuts against the friction pad (6).

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