JP2021011182A - Vehicle seat table device - Google Patents

Abstract

To provide a vehicle seat table device which enables improvement of structural strength of a stay for supporting a table.SOLUTION: A seat table device 1 includes a table 10 connected to a left seat 100 and includes: a stay 11 which extends from a side part of the seat 100 in a height direction and supports the table 10; a right stay 21 which extends from a side part of a right seat 200 in the height direction and supports a table 20 of the right seat 200; and a connection part 30 which connects the stay 11 and the right stay 21 with each other in a manner such that a use load applied to a table top of one table can be transmitted to the stay supporting the other table.SELECTED DRAWING: Figure 9

Description

The present invention relates to a vehicle seat table device. More specifically, the present invention relates to a vehicle seat table device including a table connected to a vehicle seat.

Patent Document 1 discloses a configuration in which a seat table device that can be used by a seated person is provided on a vehicle seat. The seat table device has a configuration in which a table is connected via a stay so that it can be deployed and stored on a side portion of a vehicle seat. The lower end of the stay is connected to the side portion of the vehicle seat, and the end portion extending upward from the connecting portion is connected to the end portion on the end side of the table.

JP-A-2018-97063

In the above-mentioned conventional technique, the stay is cantileveredly connected to the side portion of the vehicle seat. Therefore, the stay is susceptible to bending load when a working load is applied to the table. Therefore, the present invention provides a vehicle seat table device capable of increasing the structural strength of the stay that supports the table.

In order to solve the above problems, the vehicle seat table device of the present invention takes the following means.

That is, the vehicle seat table device of the present invention is a vehicle seat table device provided with a table connected to the vehicle seat. This vehicle seat table device includes a stay that extends in the height direction from the side of the vehicle seat to support the table, and a stay that extends in the height direction from the side of the adjacent seat that is adjacent to the outside of the vehicle seat. It has an adjacent stay that supports the adjacent table provided on the seat, and a connecting portion that connects the stay and the adjacent stay so that the working load applied to each table surface can be transmitted to the other side. ..

According to the above configuration, each working load applied to the table surface of the table and the table surface of the adjacent table is transmitted to and supported by both the stay and the adjacent stay by the connecting portion. Thereby, the structural strength of each of the stay and the adjacent stay can be reasonably increased.

Further, the vehicle seat table device of the present invention may be further configured as follows. The stays are connected so as to be slidable in the front-rear direction with respect to the side portion of the vehicle seat, and the adjacent stays are also connected so as to be slidable in the front-rear direction with respect to the side portion of the adjacent seat. The connecting portion has a relief structure that connects the stay and the adjacent stay so that the individual slides can be released.

According to the above configuration, the stay and the adjacent stay can be connected in a state in which the respective slides in the front-rear direction are not hindered.

Further, the vehicle seat table device of the present invention may be further configured as follows. The table surface of the table projects from the stay to the inside of the vehicle seat, and the table surface of the next table also projects from the next stay to the inside of the next seat.

According to the above configuration, the table and the adjacent table can be provided in a state of being projected to a position where the seated person on each side can easily use the table. Then, even if a working load is applied to each table surface at such an overhanging position and a large bending load is applied to the stay and / or the adjacent stay, the load is transferred to the stay connected by the connecting portion and the adjacent stay. It can be distributed and accepted by.

It is a perspective view which showed the schematic structure of the seat table apparatus for a vehicle which concerns on 1st Embodiment. It is a perspective view which showed the state which the table on the left side was slid forward from the sheet on the left side. It is a perspective view which showed the state which the table on the right side was slid forward from the sheet on the right side. It is a front view of FIG. It is a perspective view which looked at the V part of FIG. 4 from an obliquely upper angle. It is an enlarged view of the VI part of FIG. It is an enlarged perspective view which showed the intermediate connecting part which connects the intermediate part of both tables. It is a perspective view which showed the state which put out the table on the right side of FIG. It is a front view which showed the transmission path of the load input to the table on the left side. It is a front view showing the transmission path of the load input to the table on the right side.

Hereinafter, embodiments for carrying out the present invention will be described with reference to the drawings.

<< First Embodiment >>
(About the schematic configuration of the sheet table device 1)
First, the configuration of the seat table device 1 (corresponding to the “vehicle seat table device” of the present invention) according to the first embodiment of the present invention will be described with reference to FIGS. 1 to 10. In the following description, when each direction such as front-back, up-down, left-right, etc. is shown, it means each direction shown in each figure. Further, when the term "seat width direction" is used, it refers to the left-right direction of the sheets 100 and 200 described later.

As shown in FIG. 1, the seat table device 1 according to the present embodiment is provided between the seat 100 forming the left seat of the automobile and the seat 200 forming the right seat. The seat 100 on the left side integrally includes a seat back 101 forming a backrest portion of a seated occupant, a seat cushion 102 forming a seating portion, and left and right armrests 103 serving as armrests. The seat 100 on the left side is connected to the floor of the vehicle in a state where the position can be adjusted in the front-rear direction via an electric seat slide device 104.

Similarly, the seat 100 on the right side integrally includes a seat back 201 forming a backrest portion of a seated occupant, a seat cushion 202 forming a seating portion, and left and right armrests 203 serving as armrests. The seat 200 on the right side is also connected to the floor of the vehicle in a state where the position can be adjusted in the front-rear direction via an electric seat slide device 204. The sheet 100 on the left side and the sheet 200 on the right side are symmetrical to each other.

The seat table device 1 includes a table 10 connected to the right side of the left side sheet 100, a table 20 connected to the left side of the right side sheet 200, and a corresponding stay 11 on each side supporting the tables 10 and 20. , 21 has an intermediate connecting portion 30 for connecting the intermediate portions in the height direction. Each of the tables 10 and 20 has a top plate shape that is long in the front-rear direction. The tables 10 and 20 are connected to the side portions of the corresponding seats 100 and 200 on each side via the standing plate-shaped stays 11 and 21, respectively.

In the sheet table device 1, the left and right tables 10 and 20 and the connecting structures for connecting the left and right tables 10 and 20 and the corresponding sheets 100 and 200 on each side are symmetrical to each other. Further, the intermediate connecting portion 30 for connecting the intermediate portions of the stays 11 and 21 in the height direction is also symmetrically configured. Here, the seat 100 on the left side corresponds to the "vehicle seat" of the present invention. Further, the sheet 200 on the right side corresponds to the "adjacent sheet" of the present invention. Further, the table 20 on the right side corresponds to the "next table" of the present invention. Further, the stay 21 on the right side corresponds to the "adjacent stay" of the present invention. Further, the intermediate connecting portion 30 corresponds to the "connecting portion" of the present invention.

By the above connection, the tables 10 and 20 are arranged side by side between the left and right sheets 100 and 200. The tables 10 and 20 are configured to move in the front-rear direction integrally with the sheets 100 and 200 on each side as the corresponding sheets 100 and 200 on each side slide in the front-rear direction. Further, in each of the tables 10 and 20, the lower ends of the stays 11 and 21 correspond to the side portions of the corresponding seats 100 and 200 via the electric table slide devices 12 and 22, respectively. , It is connected so that the position can be adjusted in the front-back direction (see FIGS. 2 to 3).

As a result, the tables 10 and 20 are positioned on the floor in the front-rear direction by sliding the seats 100 and 200 on each side in the front-rear direction separately from the corresponding slides in the front-rear direction of the sheets 100 and 200 on each side. It is configured to be adjustable. As shown in FIG. 4, the intermediate connecting portion 30 is configured to connect the intermediate portions of the stays 11 and 21 in the height direction so as to allow the slides in the front-rear direction to escape. The intermediate connecting portion 30 increases the structural strength of the stays 11 and 21 so that the working loads of the tables 10 and 20 can be distributed to the mating side without being hindered from their relative movement in the front-rear direction. It is said that it is configured.

(About the configuration of each part of the sheet table device 1)
Hereinafter, the specific configuration of each part of the sheet table device 1 will be described in detail. The tables 10 and 20 are configured to project from a position between the seats 100 and 200, passing above the armrests 103 and 203 of the corresponding seats 100 and 200, and projecting inward in the seat width direction. To.

Each of the stays 11 and 21 hangs from the adjacent edges of the tables 10 and 20, respectively, and the edges of the hanging ends slip under the sides of the corresponding sheets 100 and 200 on each side. The shape is bent so as to project inward in the width direction of the sheet. Then, the bent end edges of the stays 11 and 21 adjust their positions in the front-rear direction with respect to the corresponding side portions of the seats 100 and 200 on the respective sides via the table slide devices 12 and 22. It is connected to the state where it can be done.

As shown in FIG. 5, the table slide devices 12 and 22 have slide rails 12A and 22A extending in the front-rear direction, sliders 12B and 22B assembled so as to be slidable on the slide rails 12A and 22A, and sliders 12B, respectively. , 22C are composed of drive units 12C and 22C that electrically move 22B. The slide rails 12A and 22A are fixed at positions below the sides of the corresponding seats 100 and 200 on each side. The sliders 12B and 22B are fixed to the lower surface of the bent end edge of the corresponding stays 11 and 21 on each side.

By connecting via the table slide devices 12 and 22, the tables 10 and 20 are appropriately positioned in the front-rear direction with respect to the corresponding seats 100 and 200 by the operation of an electric switch (not shown) by the user. It is configured to be freely adjustable. Specifically, for example, the positions of the tables 10 and 20 can be adjusted to desired positions according to the physique of the seated occupant for each of the corresponding seats 100 and 200 on each side.

In addition, the front-rear positions of both seats 100 and 200 and the front-rear positions of both tables 10 and 20 corresponding to them are combined so that both seated occupants can widely share and use both tables 10 and 20. Can be. Further, when the front-rear positions of the seats 100 and 200 are shifted, the positions of the tables 10 and 20 are aligned with the positions of the seats 100 and 200, and one of the seated occupants sets both tables 10 and 20. It can be made widely available.

As shown in FIG. 6, the intermediate connecting portion 30 is set between the guide rail 31 fixed to the right side of the left stay 11 and the guide rail 32 fixed to the left side of the right stay 21. It is composed of an intermediate rail 33 provided and a bearing 34 provided so as to intervene between each guide rail 31 and the intermediate rail 33.

The left and right guide rails 31 and 32 each have a vertical plate-like rail shape that is long in the front-rear direction. Specifically, as shown in FIGS. 6 to 7, the left guide rail 31 has a standing plate-shaped side plate portion 31A applied to the right side portion of the left stay 11 and the upper and lower sides of the same side plate portion 31A. It has a rail shape having each guide plate portion 31B protruding from the edge portion to the right side (outside in the seat width direction).

Similarly, as shown in FIGS. 6 and 8, the guide rail 32 on the right side is also formed from the standing plate-shaped side plate portion 32A applied to the left side portion of the stay 21 on the right side and the upper and lower edges of the side plate portion 32A. It has a rail shape having each guide plate portion 32B protruding to the left side (outside in the seat width direction).

As shown in FIG. 6, the intermediate rail 33 has a vertically long vertical rail shape set between the upper and lower guide plate portions 31B and 32B of the guide rails 31 and 32. .. The bearing 34 is in a state of being applied in the height direction between the upper and lower guide plate portions 31B and 32B of the guide rails 31 and 32 and the upper and lower edge portions of the intermediate rail 33 set between them. It is composed of a plurality of steel balls 34A set in the vehicle and a pair of left and right cages 34B that separately hold the steel balls 34A on the left and right sides so as to be rollable.

Each steel ball 34A is provided between the upper guide plate portions 31B and 32B of the guide rails 31 and 32 and the left and right two positions of the upper edge portion of the intermediate rail 33, and the guides on the lower side of the guide rails 31 and 32. A plurality of plates are provided side by side in the front-rear direction at a total of four positions between the plate portions 31B and 32B and the two left and right locations on the lower edge of the intermediate rail 33.

Each steel ball 34A is formed in a groove formed in the upper and lower guide plate portions 31B and 32B of the guide rails 31 and 32 and the upper and lower edges of the intermediate rail 33 in a substantially concave curved surface shape. Each is set in the fitted state. As a result, when one of the stays 11 and 21 is moved in the front-rear direction with respect to the other, the steel balls 34A are between the upper and lower guide plate portions 31B and 32B and the intermediate rail 33. The relative movement is smoothly released while rolling in the front-rear direction along the rail.

Locking pieces (not shown) are formed at the front and rear end portions of the upper and lower guide plate portions 31B and 32B of the guide rails 31 and 32 to prevent the steel balls 34A from falling off to the front and rear sides. ing. Further, locking pieces (not shown) are also formed at the front and rear end portions of the upper and lower edges of the intermediate rail 33 to prevent the steel balls 34A from falling off to the front and rear sides.

As a result, as shown in FIGS. 7 to 8, the guide rails 31 and 32 always have the steel balls 34A of the bearing 34 regardless of the position in which the stays 11 and 21 are moved in the front-rear direction. It is considered to have a positional relationship of wrapping with the intermediate rail 33 via the above. As a result, the guide rails 31 and 32 are maintained in a state of being connected to each other via the bearing 34 and the intermediate rail 33 even if they are displaced from each other in the front-rear direction.

Further, each steel ball 34A is fitted into each groove formed in the upper and lower guide plate portions 31B and 32B (see FIG. 6) of the guide rails 31 and 32 and the upper and lower edge portions of the intermediate rail 33, respectively. Due to the configuration set in the state, when a load in the height direction or the width direction is applied to one of the stays 11 and 21, the same load is applied to the other via the bearing 34 and the intermediate rail 33. It will be transmitted. Therefore, even if a load is input to one of the stays 11 and 21, the stays 11 and 21 can be dispersed to the other and can be received by both of them, so that the structure has high structural strength.

Specifically, as shown in FIG. 9, when an object is placed on the table surface of the left table 10 and a working load is applied, the left stay that supports the table 10 in a cantilevered manner from the right end side. A bending load due to eccentricity is applied to 11. At the same time, a compressive load that is pushed downward is applied to the table 10. However, when such a load is applied to the stay 11 on the left side, the load is distributed and applied to the stay 21 on the right side via the intermediate connecting portion 30 (see the thick broken line arrow). Therefore, each of the above loads can be stably received.

Further, as shown in FIG. 10, when a working load is applied such that an object is placed on the table surface of the table 20 on the right side, the stay 21 on the right side that supports the table 20 in a cantilever shape from the left end side , Bending load due to eccentricity is applied. At the same time, a compressive load that is pushed downward is applied to the table 20. However, when such a load is applied to the stay 21 on the right side, the load is distributed and applied to the stay 11 on the left side via the intermediate connecting portion 30 (see the thick broken line arrow). Therefore, each of the above loads can be stably received.

Although not shown, the seat table device 1 includes a table height adjusting device capable of adjusting the used height of the left table 10 by adjusting the length of the stay 11 on the left side. Further, although not shown, the seat table device 1 includes a table height adjusting device capable of adjusting the used height of the table 20 on the right side by adjusting the length of the stay 21 on the right side.

(Summary)
Summarizing the above, the sheet table device 1 according to the present embodiment has the following configuration. That is, it is a vehicle seat table device (1) provided with a table (10) connected to the vehicle seat (100), and extends in the height direction from the side portion of the vehicle seat (100). ) And the adjacent table (20) provided on the adjacent seat (200) extending in the height direction from the side of the adjacent seat (200) adjacent to the vehicle seat (100). A connecting portion (30) that connects the adjacent stay (21), the stay (11), and the adjacent stay (21) that support the table surface so that the working load applied to each table surface can be transmitted to the other side. And have.

According to the above configuration, each working load applied to the table surface of the table (10) and the table surface of the adjacent table (20) by the connecting portion (30) is the stay (11) and the adjacent stay (21). It will be transmitted and supported by both parties. Thereby, the structural strength of each of the stay (11) and the adjacent stay (21) can be reasonably increased.

Further, the stay (11) is connected to the side portion of the vehicle seat (100) so as to be slidable in the front-rear direction, and the adjacent stay (21) is also connected to the side portion of the adjacent seat (200). They are connected so that they can slide in the front-back direction. The connecting portion (30) has a relief structure in which the stay (11) and the adjacent stay (21) are connected so that the individual slides can be released.

According to the above configuration, the stay (11) and the adjacent stay (21) can be connected in a state in which the respective slides in the front-rear direction are not hindered.

Further, the table surface of the table (10) projects from the stay (11) to the inside of the vehicle seat (100), and the table surface of the adjacent table (20) also extends from the adjacent stay (21) to the adjacent seat (200). Overhang inward.

According to the above configuration, the table (10) and the adjacent table (20) can be provided in a state of being projected to a position that is easy for the seated person on each side to use. Then, even if a working load is applied to each table surface at such an overhanging position and a large bending load is applied to the stay (11) and / or the adjacent stay (21), the load is applied to the connecting portion (30). It can be dispersed and received by the stay (11) connected by and the adjacent stay (21).

<< About other embodiments >>
Although the embodiments of the present invention have been described above using one embodiment, the present invention can be implemented in various embodiments shown below in addition to the above embodiments.

1. 1. The vehicle seat table device of the present invention can be widely applied to vehicles other than automobiles such as railways, and various vehicles such as aircraft and ships.

2. 2. The stay and the adjacent stay may be connected so that they cannot slide in the front-rear direction with respect to the corresponding seats on each side. In that case, the connecting portion may simply have a configuration in which the stay and the adjacent stay are connected so that the working load applied to each table surface can be transmitted to the other side.

Further, when the connecting portion has a structure in which the stay and the adjacent stay are connected in a state where the individual slides can escape, the connecting portion connects the guide rails to each other via bearings and is fixed to one of them. It may have a structure in which a slider fixed to the other side is slidably assembled along the rail.

1 Seat table device (seat table device for vehicles)
10 table 11 stay 12 table slide device 12A slide rail 12B slider 12C drive unit 20 table (next table)
21 stay (next stay)
22 Table slide device 22A Slide rail 22B Slider 22C Drive unit 30 Intermediate connection part (connection part)
31 Guide rail 31A Side plate part 31B Guide plate part 32 Guide rail 32A Side plate part 32B Guide plate part 33 Intermediate rail 34 Bearing 34A Steel ball 34B Cage 100 Seat (vehicle seat)
101 Seat back 102 Seat cushion 103 Armrest 104 Seat slide device 200 Seat (next seat)
201 Seat back 202 Seat cushion 203 Armrest 204 Seat slide device

Claims (3)

A vehicle seat table device equipped with a table connected to a vehicle seat.
A stay extending in the height direction from the side of the vehicle seat to support the table, and
An adjacent stay that extends in the height direction from the side of the adjacent seat adjacent to the vehicle seat and supports the adjacent table provided on the adjacent seat.
A vehicle seat table device having a connecting portion that connects the stay and the adjacent stay so that the working load applied to each table surface can be transmitted to the other side. The vehicle seat table device according to claim 1.
The stay is connected so as to be slidable in the front-rear direction with respect to the side portion of the vehicle seat, and the adjacent stay is also connected so as to be slidable in the front-rear direction with respect to the side portion of the adjacent seat. Being done
A vehicle seat table device having a relief structure in which the connecting portion connects the stay and the adjacent stay so that individual slides can be released. The vehicle seat table device according to claim 1 or 2.
A vehicle seat table device in which the table surface of the table projects from the stay to the inside of the vehicle seat, and the table surface of the adjacent table also projects from the adjacent stay to the inside of the adjacent seat.

Images