CN220314889U - Screen movement mechanism and vehicle - Google Patents

Abstract

The application provides a screen movement mechanism and a vehicle. The screen movement mechanism comprises a fixed base, a rotary driving piece, a sliding driving piece, a movement conversion component, a screen assembly and a driving element; the rotary driving piece and the sliding driving piece are rotatably arranged on the fixed base; the motion conversion component is provided with a first state and a second state, wherein the rotary driving piece drives the screen component to rotate in the first state, and the sliding driving piece drives the screen component to translate in the second state. The rotary driving piece and the sliding driving piece share the driving element, so that the screen assembly can rotate and translate, different requirements of passengers on the screen position are met, the cost is effectively reduced, and the space is saved.

Description

Screen movement mechanism and vehicle

Technical Field

The application relates to the field of vehicle-mounted electronic equipment, in particular to a screen movement mechanism and a vehicle.

Background

Along with the continuous development of technological life, devices like smart phones, tablet computers and the like are increasingly popularized, and people also put forward higher and higher demands on vehicle-mounted entertainment systems, and various manufacturers push out vehicle-mounted rear-row entertainment screens to improve riding experience.

The current rear entertainment screen is either mounted on the back of the headrest of the front seat or assembled on the roof of the vehicle by using a roof-mounted screen. In order to provide the passengers with the best viewing experience, the position of the screen needs to be adjusted according to the demands of the passengers, which requires that the screen can be folded at multiple angles and moved left and right. The conventional driving mechanism needs two driving elements and two sets of motion mechanisms to realize the technical scheme, and has high cost and large occupied space.

Therefore, there is a need to provide a solution to the above-mentioned problems.

Disclosure of Invention

The screen movement mechanism and the vehicle are simple in structure and capable of moving in multiple directions.

The application discloses screen motion mechanism includes: the device comprises a fixed base, a rotary driving piece, a sliding driving piece, a motion conversion component, a screen assembly and a driving element; the rotary driving piece and the sliding driving piece are rotatably arranged on the fixed base; the motion conversion component is provided with a first state and a second state, the rotary driving piece drives the screen component to rotate in the first state, and the sliding driving piece drives the screen component to translate in the second state.

Further, the sliding drive is connected with an output shaft of the drive element; the motion conversion component comprises a supporting rod and a movable piece, and the supporting rod drives the movable piece to move.

Further, one end of the supporting rod is connected with the rotary driving piece, and the other end of the supporting rod is connected with the movable piece; the movable piece is connected with the rotary driving piece, the sliding driving piece and the fixed base.

Further, the fixed base, the rotary driving piece and the sliding driving piece are all provided with gears, and the movable piece is provided with a first gear matched with the rotary driving piece, a second gear matched with the sliding driving piece and a third gear matched with the fixed base; the second gear is disposed between the first gear and the third gear.

Further, the support bar has a contracted position and a propped-up position; the support rod is positioned at a contraction position in a first state, the first gear is meshed with the gear of the rotary driving piece, the second gear is meshed with the gear of the sliding driving piece, and the third gear is separated from the gear of the fixed base; and in the second state, the support rod is positioned at a supporting position, the first gear is meshed with the gear of the rotary driving piece, the second gear is separated from the gear of the sliding driving piece, and the third gear is meshed with the gear of the fixed base.

Further, the screen assembly comprises a screen fixing block and a screen, wherein the screen fixing block is fixedly connected with the rear side of the screen; the screen fixing block is also connected with the rotary driving piece, and the rotary driving piece can drive the screen fixing block to rotate; the screen fixing block is sleeved on the sliding driving piece, and the sliding driving piece can drive the screen fixing block to move.

Further, the rotary driving piece is a square beam, and one end of the rotary driving piece is provided with a bearing connected with the fixed base; the rotary driving piece is internally provided with a containing cavity, and the sliding driving piece is arranged in the containing cavity in a penetrating way; the sliding driving piece is a screw rod.

Further, one end of the rotary driving piece is provided with a step surface, and a connecting rod is arranged on the step surface; one end of the supporting rod is fixed on the step surface, and the other end of the supporting rod is fixed on the movable piece; the connecting rod protrudes into the movable piece and is matched with the movable piece.

Further, the fixed base comprises a first base and a second base, and the first base and the second base are respectively positioned at two ends of the screen movement mechanism; the first base is connected with the rotary driving piece and the sliding driving piece, and the second base is connected with the movable piece; the sliding driving piece passes through the second base.

The application also provides a vehicle comprising a screen movement mechanism as described above.

Compared with the prior art, the screen assembly has the beneficial effects that the rotary driving piece and the sliding driving piece share the driving element, so that the screen assembly can rotate and translate, different requirements of passengers on the screen position are met, the cost is effectively reduced, and the space is saved.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

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

Fig. 1 is a front view of a screen movement mechanism of the present application.

Fig. 2 is an exploded view of the screen movement mechanism of fig. 1.

Fig. 3 is a sectional view at the motion converting member in the first state.

Fig. 4 is a sectional view at the motion converting member in the second state.

Fig. 5 is a partial cross-sectional view of a screen motion mechanism of the present application.

Fig. 6 is another partial cross-sectional view of the screen movement mechanism of the present application.

Reference numerals illustrate: a fixed base, 10; a gear 11; a first base 12; a first mounting portion 121; a second mounting portion 122; a second base 13; a rotary driving member 20; gears, 21; bearings, 22; a housing chamber 23; a step surface 24; a connecting rod 25; a slide driving member 30; gears, 31; a motion conversion member 40; a support bar 41; a movable member 42; a first gear 421; a second gear, 422; a third gear 423; a screen assembly 50; a screen fixing block 51; a screen 52; a driving element, 60.

Detailed Description

Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the present specification. Rather, they are merely examples of apparatus and methods consistent with some aspects of the present description as detailed in the accompanying claims.

The terminology used in the description presented herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the description. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.

It should be understood that although the terms first, second, third, etc. may be used in this specification to describe various information, these information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, the first information may also be referred to as second information, and similarly, the second information may also be referred to as first information, without departing from the scope of the present description. The word "if" as used herein may be interpreted as "at … …" or "at … …" or "responsive to a determination", depending on the context.

Next, embodiments of the present specification will be described in detail.

As shown in fig. 1, the screen movement mechanism of the present application includes a fixed base 10, a rotary driver 20, a sliding driver 30, a movement conversion member 40, a screen assembly 50, and a driving element 60. The screen movement mechanism can be arranged on a sheet metal in the upper car body through the fixed base 10 and also can be arranged below the skylight rail. The rotation driving member 20 and the sliding driving member 30 are rotatably mounted on the fixed base 10. By changing the state of the motion conversion member 40, the transmission relationship is changed, and finally the rotation driving piece 20 can drive the screen assembly 50 to rotate, and the sliding driving piece 30 can drive the screen assembly 50 to translate. The drive element 60 powers the screen movement mechanism.

As shown in fig. 2, the fixed base 10 includes a first base 12 and a second base 13, and the first base 12 and the second base 13 are respectively located at two ends of the screen movement mechanism. The first base 12 is connected to the rotation driver 20 and the slide driver 30, the second base 13 is connected to the motion conversion member 40, and the slide driver 30 passes through the second base 13.

In this embodiment, a plurality of mounting holes are disposed on the first base 12 and the second base 13, and are used for being connected with a metal plate inside the upper vehicle body or a lower bolt of a skylight rail. In other alternative embodiments, the fixing base 10 may be fixedly connected with the lower part of the metal plate or the skylight track in the upper vehicle body by welding, cementing or the like, so as to ensure the connection strength. The fixed base 10 provides support for the entire screen movement mechanism, making the screen movement mechanism more stable during travel.

As shown in fig. 6, the first base 12 is provided with a first mounting portion 121 and a second mounting portion 122, and the first mounting portion 121 and the second mounting portion 122 are provided with through holes having different sizes. The left end of the rotation driver 20 is engaged with the second mounting portion 122, and the left end of the slide driver 30 passes through the first and second mounting portions 121 and 122.

As shown in fig. 2 to 6, the second base 13 is provided with a through hole through which the sliding driving member 30 passes, to provide support for the right end of the sliding driving member 30. The left side of the second base 13 is provided with a gear 11 cooperating with the motion converting member 40 to limit the movement of the rotation driver 20 and the motion converting member 40 when the screen assembly 50 translates.

One end of the rotation driving member 20 is provided with a bearing 22 engaged with the first base 12, and the bearing 22 is rotatably coupled to the second mounting portion 122. The other end of the rotary driver 20 is provided with a step surface 24, the step surface 24 is provided with a further protruding connecting rod 25, and the connecting rod 25 is provided with a gear 21 cooperating with the motion converting member 40.

The rotary driving piece 20 is also internally provided with a containing cavity 23, and the sliding driving piece 30 is arranged in the containing cavity 23 in a penetrating way, so that the space occupied by the screen movement mechanism is reduced. In this embodiment, the rotary driving member 20 is a square beam, the sliding driving member 30 is a screw rod, the square beam can better drive the screen assembly 50 to rotate, and the screw rod has a small volume, can reduce the occupied space, and can simultaneously realize the function of converting rotation into translational motion.

The slide driver 30 is provided with a gear 31 engaged with the motion converting member 40. The sliding driver 30 is further connected to an output shaft of the driving element 60, and the driving element 60 drives the rotation driver 20 and the motion conversion member 40 to rotate by driving the sliding driver 30 to rotate, so as to realize rotation or translation of the screen assembly 50.

The motion conversion member 40 includes a support bar 41 and a movable piece 42, and the support bar 41 drives the movable piece 42 to axially move. The support bar 41 is located on the circumferential side of the connecting bar 25, and has one end fixed to the step surface 24 of the rotary driving member 20 and the other end fixed to the movable member 42.

The motion conversion member 40 can be provided with two or more support rods 41, so that the stress of the movable piece 42 is more uniform when the movable piece is retracted; the motion converting member 40 may also be provided with a single support bar 41, which is more cost effective. The support rod 41 may be an electric support rod or a hydraulic rod, and may be capable of driving the movable member 42 to move.

The movable member 42 is provided with a first gear 421 engaged with the rotation driving member 20, a second gear 422 engaged with the slide driving member 30, and a gear 423 engaged with the fixed base 10, and the second gear 422 is disposed between the first gear 421 and the third gear 423. Accordingly, the gear 21 of the rotation driving member 20, the gear 31 of the sliding driving member 30, and the gear 11 of the fixed base 10 are sequentially distributed in the moving stroke of the movable member 42.

The screen assembly 50 includes a screen fixing block 51 and a screen 52, and the screen fixing block 51 is fixedly connected to the rear side of the screen 52. The screen fixing block 51 is further connected to the rotary driving member 20, and the rotary driving member 20 can drive the screen fixing block 51 to turn around the shaft. The screen fixing block 51 is sleeved on the sliding driving piece 30, and the sliding driving piece 30 can drive the screen fixing block 51 to axially slide through rotation, so that translation of the screen 52 is realized.

In this embodiment, the outer peripheral surface of the screen fixing block 51 is shaped to fit against the inner wall of the square beam, and slidably engaged therewith. The screen fixing block 51 is also provided with threads and balls matched with the screw rod, so that the screw rod rotates to drive the screen fixing block 51 to horizontally move.

The support bar 41 has a retracted position and a raised position, and the motion converting member 40 has a first state and a second state.

In the first state, as shown in fig. 3, the support bar 41 is in the retracted position, and the movable member 42 is located in the left position. The first gear 421 of the movable member 42 is engaged with the gear 21 of the rotation driving member 20, the second gear 422 is engaged with the gear 31 of the slide driving member 30, and the third gear 423 is separated from the gear 11 of the fixed base 10. The driving element 60 drives the sliding driving piece 30 to rotate, the movable piece 42 and the rotary driving piece 20 are driven to rotate through the meshing of the gear sets, and finally the screen fixing block 51 is driven to rotate, so that the screen 52 can be overturned around the shaft at any angle, and the preferences of passengers on different angles of the screen are met.

In the second state, as shown in fig. 4, the support bar 41 is in the raised position, and the movable member 42 is then in the right position. The first gear 421 of the movable member 42 is engaged with the gear 21 of the rotation driving member 20, the second gear 422 is separated from the gear 31 of the slide driving member 30, and the third gear 423 is engaged with the gear 11 of the stationary base 10. The fixed base 10 directly or indirectly fixes the positions of the movable member 42 and the rotary driving member 20 by engagement of the gear sets. The driving element 60 drives the sliding driving piece 30 to rotate, so that the screen fixing block 51 axially slides on the sliding driving piece 30, translation of the screen 52 is realized, and requirements of passengers on different positions of the screen are met.

In the present embodiment, the driving element 60 is a motor. By changing the state of the motion converting member 40, one motor can satisfy the power requirements of the rotary driver 20 and the slide driver 30. The occupied space is saved, and the manufacturing cost is reduced.

The application also provides a vehicle comprising the screen movement mechanism.

The foregoing description is only a preferred embodiment of the present application, and is not intended to limit the utility model to the particular embodiment disclosed, but is not intended to limit the utility model to the particular embodiment disclosed, as any and all modifications, equivalent to the above-described embodiment, may be made by one skilled in the art without departing from the scope of the utility model.

Claims (10)

1. A screen movement mechanism, comprising: the device comprises a fixed base, a rotary driving piece, a sliding driving piece, a motion conversion component, a screen assembly and a driving element; the rotary driving piece and the sliding driving piece are rotatably arranged on the fixed base; the motion conversion component is provided with a first state and a second state, the rotary driving piece drives the screen component to rotate in the first state, and the sliding driving piece drives the screen component to translate in the second state.

2. The screen movement mechanism of claim 1, wherein the slide drive is coupled to an output shaft of the drive element; the motion conversion component comprises a supporting rod and a movable piece, and the supporting rod drives the movable piece to move.

3. The screen movement mechanism according to claim 2, wherein one end of the support rod is connected to the rotation driving member, and the other end is connected to the movable member; the movable piece is connected with the rotary driving piece, the sliding driving piece and the fixed base.

4. The screen movement mechanism according to claim 3, wherein the fixed base, the rotation driving member and the sliding driving member are each provided with a gear, and the movable member is provided with a first gear engaged with the rotation driving member, a second gear engaged with the sliding driving member and a third gear engaged with the fixed base; the second gear is disposed between the first gear and the third gear.

5. The screen movement mechanism of claim 4, wherein the support bar has a retracted position and a raised position; the support rod is positioned at a contraction position in a first state, the first gear is meshed with the gear of the rotary driving piece, the second gear is meshed with the gear of the sliding driving piece, and the third gear is separated from the gear of the fixed base; and in the second state, the support rod is positioned at a supporting position, the first gear is meshed with the gear of the rotary driving piece, the second gear is separated from the gear of the sliding driving piece, and the third gear is meshed with the gear of the fixed base.

6. The screen movement mechanism of claim 1, wherein the screen assembly comprises a screen securing block and a screen, the screen securing block being fixedly connected to a rear side of the screen; the screen fixing block is also connected with the rotary driving piece, and the rotary driving piece can drive the screen fixing block to rotate; the screen fixing block is sleeved on the sliding driving piece, and the sliding driving piece can drive the screen fixing block to move.

7. The screen movement mechanism according to claim 1, wherein the rotary driving member is a square beam, and one end of the rotary driving member is provided with a bearing connected to the fixed base; the rotary driving piece is internally provided with a containing cavity, and the sliding driving piece is arranged in the containing cavity in a penetrating way; the sliding driving piece is a screw rod.

8. A screen movement mechanism according to claim 3, wherein one end of the rotary driving member is provided with a step surface on which a connecting rod is provided; one end of the supporting rod is fixed on the step surface, and the other end of the supporting rod is fixed on the movable piece; the connecting rod protrudes into the movable piece and is matched with the movable piece.

9. The screen movement mechanism of claim 3, wherein the fixed base comprises a first base and a second base, the first base and the second base being located at two ends of the screen movement mechanism, respectively; the first base is connected with the rotary driving piece and the sliding driving piece, and the second base is connected with the movable piece; the sliding driving piece passes through the second base.

10. A vehicle comprising the screen movement mechanism according to any one of claims 1 to 9.