CN117400804A - Table board structure and vehicle - Google Patents

Abstract

The invention provides a table plate structure and a vehicle, wherein the table plate structure is arranged in a handrail box at one side of a seat and comprises a transmission mechanism arranged in the handrail box and a table plate arranged on the transmission mechanism, the transmission mechanism is driven to drive the table plate to move, the table plate keeps the same posture and is switched between a first state and a second state, a shielding piece is arranged on the handrail box, is positioned on a movement path of the transmission mechanism and is in transmission connection with the transmission mechanism, and when the transmission mechanism drives the table plate to move, the shielding piece can be driven to move so as to avoid the transmission mechanism. According to the table plate structure, the shielding piece is arranged on the armrest box to avoid the transmission mechanism, so that the table plate with a larger area is convenient to arrange, the table plate can be prevented from interfering with the armrest box in the unfolding process, and the table plate is abutted with the body of a passenger after being unfolded, and the table plate is convenient to unfold and use.

Description

Table board structure and vehicle

Technical Field

The invention relates to the technical field of vehicle parts, in particular to a desk plate structure. Meanwhile, the invention also relates to a vehicle with the desk plate structure.

Background

The automobile desk plate is used as an important field of competition of various large-vehicle enterprises, and can meet the demands of work and entertainment of passengers. However, most of the existing small table boards have a plurality of operation steps, and the operation is complex. In addition, current desk of installing in the handrail case is limited by the man-machine requirement of handrail case, and the desk is nearer apart from the seat back, and after the desk was expanded, the desk caused the extrusion to the passenger easily, influences passenger's riding experience. And be difficult to carry out the regulation of angle after expanding, be convenient for the use of table, can't satisfy passenger's reading on the table and use demand such as dull and stereotyped. If the desk plate is far away from the backrest, interference can be generated between the desk plate and the parts of the armrest box, so that the desk plate is inconvenient to unfold.

Disclosure of Invention

In view of the foregoing, the present invention is directed to a table structure for facilitating the unfolding of the table and improving the comfort of the table.

In order to achieve the above purpose, the technical scheme of the invention is realized as follows:

a table plate structure arranged in an armrest box at one side of a seat, the table plate structure comprises a transmission mechanism arranged in the armrest box and a table plate arranged on the transmission mechanism, the transmission mechanism is driven to drive the table plate to move and enable the table plate to keep the same posture and switch between a first state and a second state, the table plate is stored in the armrest box in the first state, and the table plate is unfolded outside the armrest box in the second state;

be equipped with the shielding piece on the handrail case, just the shielding piece is located on drive mechanism's the motion path, and with drive mechanism transmission links to each other, drive mechanism drives when the table motion, can drive the shielding piece action is dodged drive mechanism.

Further, the shielding piece is rotatably arranged on the armrest box and is in transmission connection with the transmission mechanism through a rope;

a first elastic piece is arranged between the shielding piece and the armrest box and is used for driving the shielding piece to return.

Further, the transmission mechanism adopts a parallelogram connecting rod structure and comprises a swing arm, a mounting piece and a connecting rod, wherein one end of the swing arm is pivoted on the armrest box, the mounting piece is pivoted on the other end of the swing arm, and the connecting rod is hinged between the mounting piece and the armrest box;

the desk plate is arranged on the mounting piece through a connecting column, a through hole is formed in the swing arm, and the connecting column penetrates through the through hole.

Further, a stop block for the rope to pass through is arranged on the swing arm, and a limiting block is arranged on the rope and used for limiting the rope to be separated from the swing arm;

after the swing arm rotates by a preset angle, the stop block pushes the limiting block to tighten the rope and drive the shielding piece to rotate.

Further, a driving part is arranged in the armrest box and is used for driving the transmission mechanism to drive the table plate to switch between a first state and a second state.

Further, the table plate comprises a table plate body and a connecting piece arranged on the table plate body;

the connecting piece comprises a first plate body and a second plate body which are connected through a first damping shaft, wherein the first plate body is connected with the transmission mechanism, and the second plate body is connected with the table plate body.

Further, the table plate body is connected with the second plate body through a second damping shaft, and the axial direction of the second damping shaft is perpendicular to the axial direction of the first damping shaft; and/or the number of the groups of groups,

the table body comprises two split bodies which are connected in a hinged mode, and one split body is connected with the second plate body.

Further, the second plate body comprises a first part and a second part which are connected in a plug-in manner, and the table plate body is connected with the second part through the second damping shaft;

the first part is provided with a chute, the second part is inserted into the inserting column in the chute, the second part can slide relative to the first part, and under the guidance of the chute, the second part can drive the desk plate to incline by a preset angle.

Further, a second elastic piece is arranged between the inserted post and the first part, and the second elastic piece is used for driving the second part after sliding to return.

Compared with the prior art, the invention has the following advantages:

according to the table plate structure, the transmission mechanism is arranged to drive the table plate to switch between the first state and the second state, so that the table plate can be conveniently unfolded and retracted into the armrest box. Moreover, the shielding piece avoiding transmission mechanism is arranged on the armrest box, so that the desk plate can be kept away from the seat backrest as far as possible, the extrusion to passengers can be prevented, the use comfort of the desk plate is improved, meanwhile, the arrangement of the desk plate with a larger area is also facilitated, the desk plate can be prevented from interfering with the armrest box in the unfolding process, and the desk plate can be unfolded and used conveniently.

In addition, the shielding piece is connected with the transmission mechanism in a transmission way through the rope, so that the structure is simple and the arrangement is convenient. And the first elastic piece is arranged between the shielding piece and the armrest box to drive the shielding piece to return, so that the automatic return of the shielding piece is convenient to realize, and the use experience of passengers is improved.

In addition, the transmission mechanism adopts a parallelogram connecting rod structure, so that the table plate can be kept in the same posture in the movement process conveniently while the structure is simple, and the space required by the transmission mechanism can be saved. And moreover, the swing arm can push the limiting block through the stop block to enable the shielding piece to move in the rotating process, and the shielding piece is simple in structure and convenient to operate.

Secondly, by arranging the driving part, the automatic unfolding and the retraction of the desk plate are convenient to realize. And through making the connecting piece include the first plate body that links to each other with drive mechanism to and the second plate body of being connected with the table body to make between first plate body and the second plate body link to each other through first damping axle, be convenient for after the table is expanded outside the handrail case, rotate the table body to horizontal position by vertical position, in order to make things convenient for passenger's use, simple structure, convenient operation.

Furthermore, the desk plate body is connected with the second plate body through the second damping shaft, so that the desk plate body can be conveniently rotated to the position right in front of the passenger, and the use of the passenger is facilitated. The desk plate body comprises two split bodies connected in a hinged mode, and the area of the desk plate body is large.

By enabling the desk plate to incline to a preset angle, the requirements of functions such as reading and using a flat plate of passengers are met. And the second elastic piece drives the second part to retract, so that the desk plate body is convenient to retract, and the structure is simple and the operation is convenient.

Another object of the invention is to propose a vehicle on which a table structure as described above is provided.

Compared with the prior art, the vehicle and the table plate structure have the same technical effects, and detailed description thereof is omitted.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:

fig. 1 is a schematic structural view of a table board according to an embodiment of the present invention when the table board is in a first state;

FIG. 2 is an exploded view of a table top structure according to an embodiment of the present invention;

fig. 3 is a schematic view of a portion of a table structure according to an embodiment of the invention;

fig. 4 is a schematic structural view of a shielding member, a swing arm, a driving part and a table plate according to an embodiment of the present invention;

FIG. 5 is a schematic view of a mounting bracket, swing arm and shield according to an embodiment of the present invention;

FIG. 6 is a schematic view of a shutter, swing arm and table according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a swing arm body and a table according to an embodiment of the invention;

FIG. 8 is a schematic view of a mounting bracket, swing arm cover, connecting rod and mounting member according to an embodiment of the present invention;

fig. 9 is a schematic view of a table according to an embodiment of the invention;

FIG. 10 is an enlarged view of portion A of FIG. 9;

FIG. 11 is a schematic structural view of a connector according to an embodiment of the present invention;

fig. 12 is a schematic view of a table with a table structure according to an embodiment of the invention in a second state;

fig. 13 is a schematic view of a table with a table top structure according to an embodiment of the invention when the table top is rotated to a horizontal position;

fig. 14 is a schematic view of a table with a table structure according to an embodiment of the present invention rotated to a position right in front of a passenger;

fig. 15 is a schematic view of a table with two separate table boards according to an embodiment of the present invention;

fig. 16 is a schematic view of a table with a table structure according to an embodiment of the invention when the table is tilted by a predetermined angle.

Reference numerals illustrate:

1. a handrail box; 2. a table body; 201. splitting; 3. a shield; 4. a rope; 5. a first elastic member; 6. an opening; 7. a rotating shaft; 8. swing arms; 801. a swing arm body; 802. a swing arm cover plate;

9. a mounting member; 10. a connecting rod; 11. a connecting column; 12. a through hole; 13. a mounting bracket; 14. a first hinge point; 15. a second hinge point; 16. a third hinge point; 17. a fourth hinge point; 18. a stop block; 19. a limiting block; 20. a driving section;

21. a first plate body; 22. a second plate body; 2201. a first portion; 2202. a second portion; 23. a first damping shaft; 24. a second damping shaft; 25. a chute; 2501. a sliding section; 2502. a rotating section; 26. inserting a column; 27. a connection hole; 28. a connecting shaft; 29. a second elastic member; 30. and (5) a notch.

Detailed Description

It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.

In the description of the present invention, the terms "upper, lower, left, right, front, and rear" used in the present embodiment are defined with reference to the up-down direction, the left-right direction, and the front-rear direction of the automobile. The vertical direction of the automobile, namely the height direction of the automobile, the front-back direction of the automobile, namely the length direction of the automobile, and the left-right direction of the automobile, namely the width direction of the automobile. In addition, the terms "first," "second," are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, in the description of the present invention, the terms "mounted," "connected," and "connected," are to be construed broadly, unless otherwise specifically defined. For example, the connection can be fixed connection, detachable connection or integrated connection; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in combination with specific cases.

The invention will be described in detail below with reference to the drawings in connection with embodiments.

Example 1

The present embodiment relates to a table structure, which is disposed in an armrest box 1 at one side of a seat, and integrally formed, as shown in fig. 1, 2 and 12, and includes a transmission mechanism disposed in the armrest box 1, and a table plate disposed on the transmission mechanism, wherein the transmission mechanism is driven to drive the table plate to move, and the table plate keeps the same posture and is switched between a first state and a second state, and in the first state, the table plate is stored in the armrest box 1, and in the second state, the table plate is unfolded out of the armrest box 1. Be equipped with shielding piece 3 on the handrail case 1, and shielding piece 3 is located drive mechanism's motion route to link to each other with drive mechanism transmission, when drive mechanism drove the table motion, can drive shielding piece 3 action, in order to dodge drive mechanism.

It should be noted that, the armrest box 1 may be an armrest box that is conventionally located between two front seats, or may be an armrest that is disposed at one side of a rear seat and has a receiving cavity, where the table board is disposed in the receiving cavity.

In this embodiment, a transmission mechanism is provided to drive the table board to switch between the first state and the second state, so that the table board can be conveniently unfolded and retracted into the armrest box 1. Moreover, through being equipped with shielding member 3 on handrail case 1 and dodging drive mechanism, can make the mounted position of this table plate structure remove certain distance to the direction of installing shielding member 3, the setting of convenient great area table to can prevent that the table from taking place to interfere with handrail case 1 at the in-process of expansion, make things convenient for the table to expand, also can prevent that the table from expanding the back and the health butt of passenger, make things convenient for the passenger to the use of table.

Based on the above general description, as a preferred embodiment, as shown in fig. 3 and 4, in this embodiment, the shielding member 3 is rotatably provided on the armrest box 1 and is in transmission connection with the transmission mechanism via the rope 4. A first elastic piece 5 is arranged between the shielding piece 3 and the armrest box 1, and the first elastic piece 5 is used for driving the shielding piece 3 to return. The shielding piece 3 is connected with the transmission mechanism in a transmission way through the rope 4, and the structure is simple and the arrangement is convenient. And through being equipped with first elastic component 5 between shielding member 3 and handrail case 1 and order about shielding member 3 return, be convenient for realize shielding member 3's self return, promote passenger's use experience.

In particular, as shown in fig. 2 and 4, an opening 6 for a desk to enter and exit is provided at the top of the armrest box 1, and a notch 30 communicating with the opening 6 is provided at a position near the front of the vehicle at the top of the armrest box 1, and the shield 3 is installed in the notch 30. In addition, the shielding piece 3 is rotationally connected with the armrest box 1 through a rotating shaft 7, and the first elastic piece 5 can be a torsion spring commonly used in the prior art, and the torsion spring is sleeved on the rotating shaft 7 and is respectively connected with the armrest box 1 and the shielding piece 3 so as to drive the shielding piece 3 to return.

As a preferred embodiment, in the present embodiment, the transmission mechanism adopts a parallelogram link structure, and includes a swing arm 8 having one end pivotally provided to the armrest box 1, a mount 9 rotatably provided to the other end of the swing arm 8, and a link 10 hinged between the mount 9 and the armrest box 1. The desk plate is arranged on the mounting piece 9 through a connecting column 11, a through hole 12 is arranged on the swing arm 8, and the connecting column 11 is arranged in the through hole 12 in a penetrating way. It can be appreciated that in this embodiment, the transmission mechanism adopts a parallelogram link structure, so that the table board is convenient to maintain the same posture in the movement process while the structure is simple, and the space required by the transmission mechanism can be saved.

As shown in fig. 5, 6, 7 and 8, in this embodiment, in order to facilitate the installation of the swing arm 8 and the link 10, a mounting bracket 13 may be provided in the armrest box 1, and the swing arm 8 and the link 10 may be hinged to the mounting bracket 13. In addition, the swing arm 8 includes a swing arm body 801 and a swing arm cover plate 802 that are fastened together, a cavity is formed between the swing arm body 801 and the swing arm cover plate 802, and the connecting rod 10 and the mounting member 9 are both disposed in the cavity. The through hole 12 is arranged on the swing arm body 801 and is arc-shaped with the hinge point of the swing arm 8 and the mounting piece 9 as the center of a circle, so as to avoid the movement of the connecting column 11 relative to the swing arm 8 during the movement of the table plate

In addition, for convenience of description, in the present embodiment, the hinge point of the swing arm 8 on the mounting bracket 13 is named as a first hinge point 14, the hinge point of the link 10 on the mounting bracket 13 is named as a second hinge point 15, the hinge point of the swing arm 8 and the mount 9 is named as a third hinge point 16, the hinge point of the link 10 and the mount 9 is named as a fourth hinge point 17, and the distance L1 of the first hinge point 14 to the second hinge point 15 is equal to the distance L2 of the third hinge point 16 to the fourth hinge point 17, and the distance L3 of the first hinge point 14 to the third hinge point 16 is equal to the distance L4 of the second hinge point 15 to the fourth hinge point 17, so that the swing arm 8, the link 10, the mount 9, and the mounting bracket 13 constitute the parallelogram link structure described above.

Of course, the present embodiment is provided with the mounting bracket 13 for mounting the swing arm 8 and the link 10, and the swing arm 8 and the link 10 may be directly hinged to the side wall of the armrest box 1 without providing the mounting bracket 13 in other embodiments.

As a preferred embodiment, as shown in fig. 4, in this embodiment, a stopper 18 is provided on the swing arm 8 for the rope 4 to pass through, and a stopper 19 is provided on the rope 4, the stopper 19 being used to restrict the rope 4 from being separated from the swing arm 8. After the swing arm 8 rotates by a preset angle, the stop block 18 pushes the limiting block 19 to tighten the rope 4 and drive the shielding piece 3 to rotate. The swing arm 8 is enabled to push the limiting block 19 through the stop block 18 to enable the shielding piece 3 to move in the rotating process, and the device is simple in structure and convenient to operate.

Preferably, in this embodiment, a driving part 20 is disposed in the armrest box 1, and the driving part 20 is used for driving the transmission mechanism to drive the table to switch between the first state and the second state. By providing the driving part 20, automatic extension and retraction of the table plate is facilitated. And as shown in fig. 4, the driving part 20 may be a motor provided on the mounting bracket 13, an output shaft of which is connected to the swing arm 8 and drives the swing arm 8 to rotate about its hinge point on the mounting bracket 13. Of course, the motor may be provided on the side wall of the armrest box 1 without providing the mounting bracket 13. Of course, in other embodiments, the driving member may be other driving devices commonly used in the art, and may be capable of driving the swing arm 8 to rotate.

As a preferred embodiment, as shown in fig. 9, in this example, the table includes a table body 2, and a connector provided on the table body 2. The connecting piece comprises a first plate body 21 and a second plate body 22 which are connected through a first damping shaft 23, wherein the first plate body 21 is connected with the transmission mechanism, and the second plate body 22 is connected with the table plate body 2.

As shown in fig. 9 and 13, the axial direction of the first damper shaft 23 is along the front-rear direction of the entire vehicle. It can be appreciated that by making the connecting member include the first plate body 21 connected with the transmission mechanism and the second plate body 22 connected with the table body 2, and making the connection between the first plate body 21 and the second plate body 22 through the first damping shaft 23, it is convenient to rotate the table body 2 from the vertical position to the horizontal position after the table is unfolded outside the armrest box 1, so as to facilitate the use of passengers, and the structure is simple and the operation is convenient.

As shown in fig. 11, 14 and 15, in the present embodiment, the table body 2 is connected to the second plate 22 through the second damping shaft 24, and the axial direction of the second damping shaft 24 is perpendicular to the axial direction of the first damping shaft 23. And the table body 2 includes two separate bodies 201 that are hingedly connected, with one of the separate bodies 201 being connected to the second plate body 22.

As shown in fig. 14, after the table body 2 is rotated to the horizontally placed position, the axial direction of the second damper shaft 24 is along the up-down direction of the entire vehicle, at this time, by rotating the table body 2 about the second damper shaft 24, the table body 2 can be rotated to a position directly in front of the passenger, so that the use of the passenger is facilitated. In addition, by making the table body 2 include two split bodies 201 that are connected by hinge, after the table body 2 is rotated to a horizontal position, the two split bodies 201 can be unfolded, so that the area of the table body 2 is large, and the use of passengers is further facilitated.

Of course, in this embodiment, even though the table body 2 is connected to the second plate 22 through the second damping shaft 24, it is just a preferred embodiment, and in other embodiments, the table body 2 and the second plate 22 may be fixedly connected without providing the second damping shaft 24, and in addition, the axial direction of the second damping shaft 24 may be the same as the axial direction of the first damping shaft 23, and in this case, the connection manner between the table body 2 and the second plate 22 may be set with reference to the connection manner between the second plate 22 and the first plate 21.

It should be noted that, in this embodiment, the table body 2 includes two split bodies 201 that are connected by hinge, which is also merely a preferred embodiment, and in other embodiments, the table body 2 may be formed by only one table, however, it is also possible to include more split bodies 201 that are connected by hinge.

As a preferred embodiment, as shown in fig. 9, 10 and 16, in this embodiment, the second plate 22 includes a first portion 2201 and a second portion 2202 that are connected by a socket, and the table body 2 is connected to the second portion 2202 by a second damping shaft 24. The first portion 2201 is provided with a chute 25, the second portion 2202 is provided with a plug-in post 26 inserted into the chute 25, the second portion 2202 can slide relative to the first portion 2201, and the second portion 2202 can drive the table to incline by a preset angle under the guidance of the chute 25.

In particular, as shown in fig. 9 and 10, the first portion 2201 is provided with a connecting hole 27, the second portion 2202 is provided with a connecting shaft 28, and the connecting shaft 28 is inserted into the connecting hole 27. And the above-mentioned plug 26 is provided on the connecting shaft 28, the slide groove 25 is provided on the side wall of the connecting hole 27, and the slide groove 25 has a sliding section 2501 extending in the axial direction of the connecting hole 27, and a rotating section 2502 extending in the circumferential direction of the connecting hole 27.

When the table body 2 is in a horizontal state, the insert posts 26 are located in the sliding sections 2501, and when the table needs to be inclined by a certain angle, the table can be moved by one end distance along the left-right direction of the whole car, so that the insert posts 26 slide into the rotating sections 2502, and further passengers can press the table body to rotate, and at the moment, the insert posts 26 rotate along the axial direction of the rotating sections 2502 around the connecting holes 27. It can be appreciated that in this embodiment, the second plate 22 includes a first portion 2201 and a second portion 2202 that are connected by a plug, a chute 25 is disposed on the first portion 2201, and a post 26 is disposed on the second portion 2202, so that the desk plate can be tilted to a preset angle, which is beneficial to meeting the requirements of the passenger for reading and using the flat plate.

Further, preferably, a second elastic member 29 is disposed between the post 26 and the first portion 2201, and the second elastic member 29 is configured to urge the slid second portion 2202 back. The second part 2202 is driven to retract by the second elastic piece 29, so that the table body 2 is convenient to retract, and the structure is simple and the operation is convenient. Further, as shown in fig. 10, the second elastic member 29 may be a tension spring provided in the connection hole 27, one end of which is connected to the bottom of the connection hole 27, and the other end of which is connected to the connection post 11.

When the desk board structure of the embodiment is used, the driving piece can drive the swing arm 8 to rotate, so that the desk board is switched from the first state to the second state. After the table is switched to the second state, the passenger can operate the table body 2 to rotate about the first damping shaft 23, so that the table body 2 rotates from the vertical state to the horizontal state. The table body 2 is then rotated about the second damping axis 24, thereby rotating the table body 2 to a position directly in front of the occupant. Finally, the two hinged split bodies 201 are unfolded.

If the passenger has the use requirement of tilting the desk plate, the desk plate is pulled along the left-right direction of the whole car in a direction away from the armrest box 1, so that the insert column 26 slides into the rotating section 2502, and the desk plate body 2 can be tilted by pressing the desk plate body 2. In addition, the operation steps when the table is retracted into the armrest box 1 are opposite to the operation steps when the table is unfolded for use as described above, and detailed descriptions thereof will be omitted.

The table plate structure of this embodiment dodges drive mechanism through being equipped with shielding member 3 on handrail case 1, makes things convenient for the setting of the table of great area to can prevent that the table from taking place to interfere with handrail case 1 at the in-process of expansion, and the table is in expansion back and passenger's health butt, makes things convenient for the table to expand and use. In addition, the transmission mechanism adopts a parallelogram connecting rod structure in the embodiment, the structure is simple, and the space required by the transmission mechanism can be saved. In addition, the desk plate body 2 of the desk plate structure can be obliquely arranged, and the use requirements of passengers can be met easily.

Example two

The present embodiment relates to a vehicle provided with the desk plate structure of the first embodiment.

Compared with the prior art, the vehicle of the embodiment and the table board structure of the first embodiment have the same technical effects, and detailed descriptions thereof are omitted.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.

Claims (10)

1. The utility model provides a table plate structure locates in handrail case (1) of seat one side, its characterized in that:

the table plate structure comprises a transmission mechanism arranged in the armrest box (1) and a table plate arranged on the transmission mechanism, the transmission mechanism is driven to drive the table plate to move, the table plate keeps the same posture and is switched between a first state and a second state, the table plate is stored in the armrest box (1) in the first state, and the table plate is unfolded outside the armrest box (1) in the second state;

be equipped with shielding piece (3) on handrail case (1), just shielding piece (3) are located on drive mechanism's the motion route, and with drive mechanism transmission links to each other, drive mechanism drives when the table moves, can drive shielding piece (3) action, in order to dodge drive mechanism.

2. A table top structure as in claim 1, wherein:

the shielding piece (3) is rotationally arranged on the armrest box (1) and is in transmission connection with the transmission mechanism through a rope (4);

a first elastic piece (5) is arranged between the shielding piece (3) and the armrest box (1), and the first elastic piece (5) is used for driving the shielding piece (3) to return.

3. A table top structure as claimed in claim 2, wherein:

the transmission mechanism adopts a parallelogram connecting rod structure and comprises a swing arm (8) with one end pivoted on the armrest box (1), a mounting piece (9) rotationally arranged at the other end of the swing arm (8), and a connecting rod (10) hinged between the mounting piece (9) and the armrest box (1);

the desk plate is arranged on the mounting piece (9) through a connecting column (11), a through hole (12) is formed in the swing arm (8), and the connecting column (11) is arranged in the through hole (12) in a penetrating mode.

4. A table top structure as in claim 3, wherein:

a stop block (18) for the rope (4) to pass through is arranged on the swing arm (8), a limiting block (19) is arranged on the rope (4), and the limiting block (19) is used for limiting the rope (4) to be separated from the swing arm (8);

after the swing arm (8) rotates by a preset angle, the stop block (18) pushes the limiting block (19) to tighten the rope (4) and drive the shielding piece (3) to rotate.

5. A table top structure as in claim 1, wherein:

the handrail box (1) is internally provided with a driving part (20), and the driving part (20) is used for driving the transmission mechanism to drive the table board to switch between a first state and a second state.

6. A desk board structure as claimed in any one of claims 1 to 5, wherein:

the table comprises a table body (2) and a connecting piece arranged on the table body (2);

the connecting piece comprises a first plate body (21) and a second plate body (22) which are connected through a first damping shaft (23), wherein the first plate body (21) is connected with the transmission mechanism, and the second plate body (22) is connected with the table plate body (2).

7. A table top structure as in claim 6, wherein:

the table plate body (2) is connected with the second plate body (22) through a second damping shaft (24), and the axial direction of the second damping shaft (24) is perpendicular to the axial direction of the first damping shaft (23); and/or the number of the groups of groups,

the table body (2) comprises two split bodies (201) which are connected in a hinged manner, and one split body (201) is connected with the second plate body (22).

8. A table top structure as in claim 7, wherein:

the second plate body (22) comprises a first part (2201) and a second part (2202) which are connected in a plug-in manner, and the table plate body (2) is connected with the second part (2202) through the second damping shaft (24);

the sliding chute (25) is arranged on the first portion (2201), the second portion (2202) is inserted into the inserting column (26) in the sliding chute (25), the second portion (2202) can slide relative to the first portion (2201), and under the guidance of the sliding chute (25), the second portion (2202) can drive the table plate to incline by a preset angle.

9. A table top structure as in claim 8, wherein:

a second elastic piece (29) is arranged between the plug post (26) and the first part (2201), and the second elastic piece (29) is used for driving the second part (2202) after sliding to return.

10. A vehicle, characterized in that:

the vehicle is provided with a desk board structure as claimed in any one of claims 1 to 9.