CN216034138U

CN216034138U - Seat screen mounting bracket and vehicle

Info

Publication number: CN216034138U
Application number: CN202122510433.XU
Authority: CN
Inventors: 陈祥祯; 龚义群; 石建鑫
Original assignee: BYD Co Ltd
Current assignee: BYD Co Ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-03-15
Anticipated expiration: 2031-10-18

Abstract

The embodiment of the application provides a seat screen installing support and vehicle, seat screen installing support includes fixing base, support, movable support and drive assembly, fixing base and seat fixed connection, the fixing base with the support passes through the movable support is connected. One end of a first connecting rod of the movable support is movably connected with the fixed seat, the other end of the first connecting rod is movably connected with the support through a second connecting rod, one end of a third connecting rod is movably connected with the fixed seat, the other end of the third connecting rod is fixedly connected with the support, and the driving assembly is configured to drive the first connecting rod to rotate. The movable support comprises a multi-link mechanism consisting of a first connecting rod, a second connecting rod and a third connecting rod, and the driving assembly drives the first connecting rod to rotate, so that the support can be driven to move, and the aim of adjusting the seat screen is fulfilled.

Description

Seat screen mounting bracket and vehicle

Technical Field

This application belongs to vehicle subassembly technical field, specifically, this application relates to a seat screen installing support and vehicle.

Background

The vehicle-mounted seat screen is a display screen which is arranged on the back of a headrest of a front row of a vehicle so as to be conveniently watched by passengers on a back row of the vehicle. The traditional seat screen fixing structure is fixedly connected with a headrest height adjusting sliding rod of a front seat of an automobile, and a display screen can change along with the height adjustment of the headrest, so that the use is inconvenient.

In addition, the bearing capacity of the adjusting slide rod structure is limited, and after the adjusting slide rod structure is connected with the seat screen fixing structure, the seat screen fixing structure can be damaged in a long-time use process, so that the seat screen mounting structure is easy to shake, and the problem of poor stability is caused.

SUMMERY OF THE UTILITY MODEL

It is an object of embodiments of the present application to provide a new solution for a seat screen mounting bracket and a vehicle.

According to a first aspect of the present application, there is provided a seat screen mounting bracket comprising:

the fixing seat is fixedly connected with the seat;

a mount configured to mount a seat screen;

the movable support comprises a first connecting rod, a second connecting rod and a third connecting rod, one end of the first connecting rod is movably connected with the fixed seat, the other end of the first connecting rod is movably connected with the support through the second connecting rod, one end of the third connecting rod is movably connected with the fixed seat, and the other end of the third connecting rod is fixedly connected with the support;

the driving assembly is fixed on the fixed seat and is configured to drive the first connecting rod to rotate.

Optionally, the drive assembly comprises a drive motor and a worm fixed on an output shaft of the drive motor;

one end of the first connecting rod is fixed with a worm wheel, and the worm is meshed with the worm wheel.

Optionally, one end of the first connecting rod is provided with a first through hole, and a first connecting shaft is fixedly connected in the first through hole;

the fixing seat is provided with a second through hole, and the first connecting shaft is rotatably connected with the second through hole.

Optionally, the fixing seat further comprises a limiting structure, a sleeve structure is arranged on the fixing seat, the sleeve structure and the second through hole are coaxially arranged, the first connecting shaft is rotatably connected to the sleeve structure, and the limiting structure is arranged in the sleeve structure;

one end of the first connecting rod is provided with a limiting hole, and the limiting structure is in limiting fit with the limiting hole.

Optionally, the limiting structure comprises an electromagnet, an elastic part, a magnetizer and a limiting block which are sequentially close to the limiting hole;

under the condition that the electromagnet is electrified, the electromagnet is in magnetic attraction fit with the magnetizer, the elastic part is in a compressed state, and the limiting block is separated from the limiting hole;

under the condition that the electromagnet is not electrified, the elastic part is in an extending state and is abutted to the limiting block, and the limiting block is embedded in the limiting hole.

Optionally, one end of the second connecting rod is provided with a third through hole, and the other end of the second connecting rod is connected with the support;

the other end of the first connecting rod is provided with a fourth through hole, and a second connecting shaft is movably arranged in the third through hole and the fourth through hole in a penetrating mode.

Optionally, one end of the third connecting rod is provided with a fifth through hole, and the other end of the third connecting rod is connected with the support;

and a sixth through hole is formed in the fixed seat, and a third connecting shaft is movably arranged in the fifth through hole and the sixth through hole in a penetrating manner.

Optionally, the fixing base has an extension arm thereon, and the sixth through hole is disposed on the extension arm.

According to a second aspect of the present application, there is provided a vehicle comprising the seat screen mounting bracket of the first aspect.

Optionally, a seat and a seat screen are also included;

the fixing seat is fixedly connected with the seat, and the seat screen is installed on the support.

One technical effect of the embodiment of the application is as follows:

the embodiment of the application provides a seat screen installing support, seat screen installing support includes fixing base, support, movable support and drive assembly. The fixing seat of the seat screen mounting support and the support are connected through the movable support, the movable support comprises a multi-link mechanism consisting of a first connecting rod, a second connecting rod and a third connecting rod, and the driving assembly drives the first connecting rod to rotate so as to drive the support to move, so that the aim of adjusting the seat screen is fulfilled.

Further features of the present application and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which is to be read in connection with the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the application and together with the description, serve to explain the principles of the application.

FIG. 1 is a general schematic view of a seat screen mounting bracket provided in accordance with an embodiment of the present application;

FIG. 2 is an exploded view of a seat screen mounting bracket according to an embodiment of the present application;

FIG. 3 is a side view of a seat screen mounting bracket according to an embodiment of the present application;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 3;

fig. 5 is a schematic view illustrating a limiting structure and a limiting hole provided in the embodiment of the present application.

Wherein: 1. a fixed seat; 11. a second through hole; 12. a sleeve structure; 13. a sixth through hole; 14. An extension arm; 2. a support; 3. a movable support; 31. a first link; 311. a first through hole; 312. a limiting hole; 313. a fourth via hole; 32. a second link; 321. a third through hole; 33. a third link; 331. A fifth through hole; 34. a worm gear; 35. a first connecting shaft; 36. a second connecting shaft; 37. a third connecting shaft; 4. a drive assembly; 41. a drive motor; 42. a worm; 5. a limiting structure; 51. an electromagnet; 52. an elastic member; 53. a magnetizer; 54. and a limiting block.

Detailed Description

Various exemplary embodiments of the present application will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Referring to fig. 1 to 5, an embodiment of the present application provides a seat screen mounting bracket, including:

fixing base 1, support 2, movable support 3 and drive assembly 4, fixing base 1 and seat fixed connection, support 2 is configured to installation seat screen, fixing base 1 with support 2 passes through movable support 3 connects, in order to realize support 2 and seat screen are relative the angle modulation of fixing base 1 and seat when the activity.

Referring to fig. 1 and 2, the movable bracket 3 includes a first link 31, a second link 32 and a third link 33, one end of the first link 31 is movably connected to the fixed base 1, the other end of the first link 31 is movably connected to the support 2 through the second link 32, one end of the third link 33 is movably connected to the fixed base 1, the other end of the third link 33 is fixedly connected to the support 2, the driving assembly 4 is fixed to the fixed base 1, and the driving assembly 4 is configured to drive the first link 31 to rotate.

The first connecting rod 31, the second connecting rod 32 and the third connecting rod 33 form a movable multi-link mechanism, the first connecting rod 31 can drive the second connecting rod 32 to rotate under the rotating condition, the second connecting rod 32 can drive the support 2 to move, for example, the height and the inclination angle of the support 2 can be adjusted, and then the purpose of adjusting the seat screen is achieved. And support 2 can also drive when the activity third connecting rod 33 rotates, third connecting rod 33 can for support 2 provides stable support, guarantees support 2 and the stability of setting up of seat screen.

Specifically, the fixed seat 1 can be fixed with a seat through a bolt, and plays a role in supporting the whole seat screen mounting bracket and the seat screen; the connection between the second link 32 and the third link 33 and the support 2 can be realized by matching bolts with mounting holes.

The embodiment of the application provides seat screen installing support includes fixing base 1, support 2, movable support 3 and drive assembly 4, fixing base 1 with support 2 passes through movable support 3 connects, movable support 3 includes the many link mechanism that first connecting rod 31, second connecting rod 32 and third connecting rod 33 are constituteed, drive assembly 4 drive can drive under the first connecting rod 31 pivoted condition 2 activities of support, and then reach the purpose of adjusting the seat screen. Compared with the existing scheme that the sliding rail is fixed through headrest adjustment, the multi-link mechanism of the movable support 3 has a more stable connection effect, and is more convenient and safer for passengers to use.

Alternatively, referring to fig. 2, the driving assembly 4 includes a driving motor 41 and a worm 42 fixed on an output shaft of the driving motor 41;

a worm wheel 34 is fixed to one end of the first link 31, and the worm 42 is engaged with the worm wheel 34.

Specifically, when the driving assembly 4 drives the first link 31 to rotate, the driving assembly may be implemented by a gear transmission, a chain transmission, or a worm gear engagement transmission. For example, when the driving assembly 4 drives the first link 31 to rotate by worm gear engagement transmission, the worm 42 is fixed on the output shaft of the driving motor 41, and the driving motor 41 drives the output shaft to rotate after being started, so that the worm 42 can be driven to rotate by the output shaft; the worm 42 and the worm wheel 34 are meshed to enable the worm 42 to drive the worm wheel 34 to rotate, and the worm wheel 34 is fixed at one end of the first connecting rod 31, so that the first connecting rod 31 can be synchronously driven to rotate by the rotation of the worm wheel 34, and the purpose of adjusting the height and the inclination angle of the support 2 through the movement of the movable support 3 is achieved.

In addition, the embodiment of the application adopts a worm gear-worm transmission mode, so that the output torque can be improved by reducing the rotating speed of the driving motor 41, and compared with the gear-gear transmission mode which needs to occupy larger space, the worm gear-worm transmission mode adopted by the embodiment of the application greatly reduces the required space, and the miniaturization and the light weight of the mechanism can be realized.

Optionally, referring to fig. 2, one end of the first link 31 is provided with a first through hole 311, and a first connecting shaft 35 is fixedly connected in the first through hole 311;

the fixing seat 1 is provided with a second through hole 11, and the first connecting shaft 35 is rotatably connected to the second through hole 11.

Specifically, the first connecting shaft 35 may be in interference fit with the first through hole 311 and in interference fit with the hole on the worm wheel 34, so that the first link 31, the worm wheel 34 and the first connecting shaft 35 form a relatively fixed whole. And both ends of the first connecting shaft 35 may protrude out of the first through hole 311 so that the first connecting shaft 35 is rotatably connected to the second through hole 11. The worm 42 drives the worm wheel 34 to rotate, so as to drive the first link 31 to rotate, and the second through hole 11 on the fixing base 1 can be used as a pivot for rotating the first link 31, thereby ensuring the stability of the rotation of the first link 31.

In addition, the worm 42 and the worm wheel 34 can be matched to obtain a proper rotating speed and a proper torque by adjusting the parameters of the worm wheel 34 and the worm 42, so that the first connecting rod 31 can flexibly rotate under the condition of using a driving motor with smaller volume, and the miniaturization and the light weight of the driving assembly 4 are realized.

Optionally, referring to fig. 2 to 5, the seat screen mounting bracket further includes a limiting structure 5, a sleeve structure 12 is disposed on the fixing seat 1, the sleeve structure 12 and the second through hole 11 are coaxially disposed, the first connecting shaft 35 is rotatably connected to the sleeve structure 12, and the limiting structure 5 is disposed in the sleeve structure 12;

one end of the first connecting rod 31 is provided with a limiting hole 312, and the limiting structure 5 is in limiting fit with the limiting hole 312.

Specifically, referring to fig. 2, the fixing base 1 may include a fixing base body, the fixing base body is provided with the sleeve structure 12 and the second through hole 11, and the sleeve structure 12 and the second through hole 11 are coaxially fixed on the fixing base body, so that one end of the first connecting shaft 35 is rotatably connected to the second through hole 11, and the other end of the first connecting shaft 35 is rotatably connected to the sleeve structure 12.

The limiting fit of the limiting structure 5 and the limiting hole 312 can be adjusted according to the adjustment requirement of the seat screen mounting bracket. For example, during the adjustment process of the seat screen mounting bracket, the limiting structure 5 and the limiting hole 312 can be released for limiting, so as to ensure the flexibility of the adjustment of the seat screen mounting bracket; when the seat screen mounting bracket is not adjusted, the support stability of the seat screen mounting bracket can be ensured by the limit of the limit structure 5 and the limit hole 312. And the limit of the limit structure 5 and the limit hole 312 can prevent the misoperation of the seat screen mounting bracket caused by passengers, for example, the passengers can be prevented from manually adjusting the seat screen mounting bracket with large force, and the damage of a driving motor and a worm-gear mechanism is avoided.

Optionally, referring to fig. 2 and 5, the limiting structure 5 includes an electromagnet 51, an elastic member 52, a magnetizer 53 and a limiting block 54, which are sequentially close to the limiting hole 312;

under the condition that the electromagnet 51 is electrified, the electromagnet 51 is in magnetic attraction fit with the magnetizer 53, the elastic part 52 is in a compressed state, and the limiting block 54 is separated from the limiting hole 312;

under the condition that the electromagnet 51 is not electrified, the elastic part 52 is in an extending state and is abutted against the limiting block 54, and the limiting block 54 is embedded in the limiting hole 312.

Specifically, the electromagnet 51, the elastic member 52, the magnetizer 53 and the limiting block 54 are sequentially close to the limiting hole 312, that is, the electromagnet 51 is far away from the limiting hole 312, the limiting block 54 is close to the limiting hole 312, the electromagnet 51 can interact with the magnetizer 53 under the condition of being electrified to realize the compression and extension of the elastic member 52, the elastic member 52 can be a spring or elastic plastic, and the limiting block 54 can be a limiting ball or a polyhedral limiting block.

Under the circumstances that the electro-magnet 51 is in the circular telegram, the electro-magnet 51 with the magnetic conduction body 53 magnetism is inhaled the cooperation, and at this moment the elastic component 52 is in compression state, stopper 54 with spacing hole 312 breaks away from, that is the fixing base 1 with first connecting rod 31 can the relative activity, electro-magnet 51 with drive assembly 4 can be through same circuit synchro control, makes electro-magnet 51 with drive assembly 4 circular telegram action simultaneously or not circular telegram simultaneously, first connecting rod 31 can guarantee the nimble regulation of support 2 and seat screen angle under the pivoted circumstances.

Under the condition that the electromagnet 51 is not electrified, the electromagnet 51 does not interact with the magnetizer 53, the elastic part 52 is in an extending state and is abutted against the limiting block 54, and the limiting block 54 is embedded in the limiting hole 312. At this time, the fixed seat 1 and the first connecting rod 31 are locked relatively, and the angles of the support 2 and the seat screen cannot be adjusted. Both can guarantee the stability of support 2 and seat screen angle like this, the avoidance that again can be fine movable support 3 is when the external force wrench movement the damage of drive assembly 4.

Optionally, referring to fig. 2, one end of the second link 32 is provided with a third through hole 321, and the other end of the second link 32 is connected to the support 2;

the other end of the first connecting rod 31 is provided with a fourth through hole 313, and the third through hole 321 and the fourth through hole 313 are movably provided with a second connecting shaft 36 in a penetrating manner.

Specifically, the connection of the other end of the second link 32 to the support 2 may be achieved by the cooperation of a bolt and a mounting hole. After the first connecting rod 31 and the second connecting rod 32 are movably connected through the second connecting shaft 36, the flexible rotation between the first connecting rod 31 and the second connecting rod 32 can be improved, and the connection reliability between the first connecting rod 31 and the second connecting rod 32 can be ensured.

Optionally, referring to fig. 2, one end of the third link 33 is provided with a fifth through hole 331, and the other end of the third link 33 is connected with the support 2;

a sixth through hole 13 is formed in the fixed seat 1, and third connecting shafts 37 are movably arranged in the fifth through hole 331 and the sixth through hole 13 in a penetrating manner.

In particular, the connection of the other end of the third link 33 to the support 2 may also be achieved by the cooperation of a bolt and a mounting hole. After the fixed seat 1 and the third connecting rod 33 are movably connected through the third connecting shaft 37, the flexibility of relative rotation between the fixed seat 1 and the third connecting rod 33 can be improved, and the connection reliability between the fixed seat 1 and the third connecting rod 33 can be ensured.

Optionally, referring to fig. 1 to 3, the fixing base 1 has an extension arm 14, and the sixth through hole 13 is disposed on the extension arm 14.

Specifically, since one end of the third link 33 is movably connected to the fixed seat 1 and the other end of the third link 33 is fixedly connected to the support 2, in order to ensure stable support of the third link 33 during flexible rotation, the length of the third link 33 may be set to be shorter; the extension arm 14 can be arranged to match with the third link 33, and the sixth through hole 13 can be arranged at one end of the extension arm 14 close to the third link 33, so as to ensure the flexible rotation of the third link 33.

In addition, the seat screen mounting bracket can be additionally provided with a mounting point to connect with the cover matched with the seat screen mounting bracket, and the overall attractiveness of the seat screen mounting bracket can be improved by matching the cover with a shape.

The embodiment of the application also provides a vehicle, which comprises the seat screen mounting bracket.

Specifically, fixing base 1 of seat screen installing support with support 2 passes through movable support 3 connects, movable support 3 includes the many link mechanism that first connecting rod 31, second connecting rod 32 and third connecting rod 33 are constituteed, drive assembly 4 drive can drive under the pivoted condition of first connecting rod 31 support 2 activities, and then reach the purpose of adjusting the seat screen. And the multi-link mechanism of the movable support 3 has more stable connection effect compared with the prior scheme of adjusting the slide rail to be fixed through the headrest, and provides convenience for passengers in the vehicle to use the seat screen.

Optionally, the vehicle further comprises a seat and a seat screen;

the fixing seat 1 is fixedly connected with the seat, and the seat screen is arranged on the support 2.

Specifically, a first connecting rod 31, a second connecting rod 32 and a third connecting rod 33 of the seat screen mounting bracket form a movable multi-link mechanism, the first connecting rod 31 can drive the second connecting rod 32 to rotate under the rotating condition, and the second connecting rod 32 can drive the support 2 to move, for example, the height and the inclination angle of the support 2 can be adjusted, so that the purpose of adjusting the seat screen is achieved. And support 2 can also drive when the activity third connecting rod 33 rotates, third connecting rod 33 can for support 2 provides stable support, guarantees support 2 with the stability that sets up of seat screen.

Although some specific embodiments of the present application have been described in detail by way of example, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present application. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the present application. The scope of the application is defined by the appended claims.

Claims

1. A seat screen mounting bracket, comprising:

the fixing seat (1), the fixing seat (1) is fixedly connected with the seat;

a support (2), the support (2) being configured to mount a seat screen;

the movable support (3), the fixed seat (1) is connected with the support (2) through the movable support (3), the movable support (3) comprises a first connecting rod (31), a second connecting rod (32) and a third connecting rod (33), one end of the first connecting rod (31) is movably connected with the fixed seat (1), the other end of the first connecting rod (31) is movably connected with the support (2) through the second connecting rod (32), one end of the third connecting rod (33) is movably connected with the fixed seat (1), and the other end of the third connecting rod (33) is fixedly connected with the support (2);

the driving assembly (4) is fixed on the fixed seat (1), and the driving assembly (4) is configured to drive the first connecting rod (31) to rotate.

2. The seat screen mounting bracket of claim 1, wherein the drive assembly (4) includes a drive motor (41) and a worm (42) fixed to an output shaft of the drive motor (41);

a worm wheel (34) is fixed at one end of the first connecting rod (31), and the worm (42) is meshed with the worm wheel (34).

3. The seat screen mounting bracket of claim 2, wherein one end of the first link (31) is provided with a first through hole (311), and a first connecting shaft (35) is fixedly connected in the first through hole (311);

the fixing seat (1) is provided with a second through hole (11), and the first connecting shaft (35) is rotatably connected with the second through hole (11).

4. The seat screen mounting bracket according to claim 3, further comprising a limiting structure (5), wherein a sleeve structure (12) is arranged on the fixed seat (1), the sleeve structure (12) is coaxially arranged with the second through hole (11), the first connecting shaft (35) is rotatably connected to the sleeve structure (12), and the limiting structure (5) is arranged in the sleeve structure (12);

one end of the first connecting rod (31) is provided with a limiting hole (312), and the limiting structure (5) is in limiting fit with the limiting hole (312).

5. The seat screen mounting bracket of claim 4, wherein the limiting structure (5) comprises an electromagnet (51), an elastic member (52), a magnetizer (53) and a limiting block (54) which are sequentially close to the limiting hole (312);

under the condition that the electromagnet (51) is electrified, the electromagnet (51) is in magnetic attraction fit with the magnetizer (53), the elastic piece (52) is in a compressed state, and the limiting block (54) is separated from the limiting hole (312);

under the condition that the electromagnet (51) is not electrified, the elastic piece (52) is in an extending state and is abutted against the limiting block (54), and the limiting block (54) is embedded in the limiting hole (312).

6. The seat screen mounting bracket according to claim 1, wherein one end of the second link (32) is provided with a third through hole (321), and the other end of the second link (32) is connected with the support (2);

the other end of the first connecting rod (31) is provided with a fourth through hole (313), and a second connecting shaft (36) is movably arranged in the third through hole (321) and the fourth through hole (313) in a penetrating mode.

7. The seat screen mounting bracket according to claim 1, wherein one end of the third link (33) is provided with a fifth through hole (331), and the other end of the third link (33) is connected with the support (2);

and a sixth through hole (13) is formed in the fixed seat (1), and third connecting shafts (37) are movably arranged in the fifth through hole (331) and the sixth through hole (13) in a penetrating manner.

8. The seat screen mounting bracket of claim 7, characterized in that the fixing base (1) is provided with an extension arm (14), and the sixth through hole (13) is arranged on the extension arm (14).

9. A vehicle comprising a seat screen mounting bracket according to any of claims 1 to 8.

10. The vehicle of claim 9, further comprising a seat and a seat screen;

the fixing seat (1) is fixedly connected with the seat, and the seat screen is arranged on the support (2).