TW201829230A - Seat device capable of blocking a line of sight of another person while suppressing increase in installation space and cost - Google Patents

Abstract

This invention provides a reclining type seat device, capable of blocking a line of sight of another person while suppressing increase in installation space and cost. The seat device (1) can freely change in a reclining state in which the backrest (120) is tilted toward the rear, and have a plurality of seats disposed adjacent to each other in the width direction (D11) of the seat device (1). The seat device (1) comprises a divider (160) disposed on an upper end side of the side surface (120a) of the backrest (120) facing the adjacent seat side for blocking the line of sight of another person from the side of the adjacent seat side surface (120a) where the head (Y1) of the sitting person (Y) who is leaning his back on the backrest (120); and a divider support part fixed to the upper end side of the adjacent seat side surface (120a), and the divider (160) is fixed to move in the front-rear direction (D14) between a specified storage position and a shielding position more close to the front than the storage position.

Description

Agent device

The present invention relates to a seat device such as a passenger seat for a vehicle.

Conventionally, as a seat device such as a passenger seat, a seat device capable of freely changing a reclining state in which the backrest is tilted backward is known (for example, refer to Patent Document 1).

[Prior Art Document] [Patent Document] [Patent Document 1] Japanese Patent Laid-Open No. 2000-344097

[Technical Problem to be Solved by the Invention] Here, when a seated person leans his back on a reclining backrest, there are cases in which, for example, a seated person is seated against a seat device arranged at the rear according to the tilting condition of the backrest. Depending on the situation. In order to block the view of such another person, it is also considered to surround the seat device with a spacer, but such a structure may increase installation space and cost.

Therefore, a first problem of the present invention is to provide a reclining seat device that can suppress installation space, increase cost, and block the sight of others.

However, in order to suppress a feeling of pressure on a seated person of the rear seat device when the backrest is tilted backward, a structure is provided in which a rear case is provided that covers the rear of the backrest and stands upright. A sufficient clearance is provided between the backrest and the rear case so as not to hinder the movement of the backrest accompanying the change to the reclining state. By providing such a rear case which is fixedly installed, the seat of the rear seat device can hardly be seen by the back seat, thereby suppressing the feeling of pressure.

Here, if there is a gap between the backrest and the rear case as described above, it is conceivable that various objects such as garbage and lost objects enter the gap. If such an entry is left as it is, the movement of the backrest may be hindered. However, in most cases, it is difficult to remove the entry into the gap as described above.

Therefore, a second problem of the present invention is to provide a seat device that can easily remove an entry object entering a gap between a backrest and a rear case.

[Technical means] A first aspect of the present invention completed to solve the above-mentioned first problem is a seat device that can freely change the reclining state in which the backrest is tilted backward, and a plurality of seats are within the width of the seat device The seat device is arranged adjacent to each other in a direction, and the feature of the seat device includes a partition disposed on an upper end side of the side of the back facing the side of the side facing the side of the back, and facing the seated person leaning the back against the back. Of the head of the other person from the side surface of the adjacent side, and a partition support part fixed to the upper end side of the side surface of the adjacent side, and supporting the partition part in the front-rear direction The upper part moves between a predetermined storage position and a shielding position further forward than the storage position.

The second aspect is based on the seat device described in the first aspect, wherein the partition is provided with: a plate-shaped body portion arranged along the side surface of the adjacent seat; and a movable rail, the movable The rail is fixed to the side surface of the adjacent side surface of the main body portion and extends in the front-rear direction, and the partition support portion includes a fixed rail fixed to the upper end side of the adjacent side surface and in the front-rear direction. Extended, the movable rail is fitted to the fixed rail so as to be slidably movable in the front-rear direction, and at least one of the partition and the partition supporting portion is provided with a force applied to the other component in the width direction Force application parts.

The third aspect is characterized in that the seat device described in the second aspect is characterized in that the urging member of the one component is provided with a convex portion protruding toward the other component, and the other component The member is provided with a concave portion, and the convex portion is fitted into the concave portion so as to be able to be engaged and disengaged in accordance with the movement of the spacer. One of the convex portion and the concave portion is arranged at least in the front-rear direction and arranged at least. It includes a plurality of positions corresponding to the storage position and the shielding position.

The fourth aspect is based on the seat device described in any one of the first aspect to the third aspect, and is characterized in that the partition support portion is provided in the front-rear direction with a front stopper, and the front stop The moving member restricts forward movement of the partition member beyond the shielding position, and the rear stopper restricts rearward movement of the partition member beyond the storage position.

A fifth aspect completed in order to solve the aforementioned second problem is a seat device that can freely change to a reclining state in which the backrest is tilted toward the rear. The feature of the seat device is that it has a rear case. At the same time, the back cover covers the rear case, and is fixed to the rear case so as not to hinder the movement of the backrest accompanying the transition to the reclining state with a sufficient gap between the backrest and the rear case. A discharge hole for discharging an entry into the gap from the gap is provided, and a guide sheet is provided in the gap, and the guide sheet extends from the back hole to the discharge hole of the rear case so as to form a descending slope. , The aforementioned entry is guided to the aforementioned discharge hole, and can be deformed corresponding to the movement of the backrest.

In a sixth aspect, the seat device described in the fifth aspect is characterized in that at least an end portion of the guide hole side of the guide sheet is detachably attached to the rear case.

The seventh aspect is based on the seat device described in the sixth aspect, wherein the end portion of the guide sheet is engaged with the rear case by a hook and loop fastener.

The eighth aspect is based on the seat device described in any one of the fifth aspect to the seventh aspect, wherein the back sheet side of the guide sheet and the outer covering cloth covering the back sheet are integrally formed. .

[Effects of the Invention] According to the first aspect, the view of another person can be blocked by moving the partition to the blocking position. Moreover, since this partition is a structure supported by the partition support part on the upper end side of the adjacent side surface of a backrest, an increase in size and cost can be suppressed regarding the addition of a partition. As described above, according to the invention described in the first aspect, in the reclining seat apparatus, it is possible to suppress an increase in installation space and cost, and to block the view of others.

According to the second aspect, the simple structure of the movable rail on the partition side and the fixed rail on the backrest side can further suppress the increase in installation space and cost, and the structure can be effectively suppressed by the aforementioned urging member. Easy to shake during movement.

According to the third aspect, the engagement and disengagement of the plurality of positions including at least the positions corresponding to the storage position and the shielding position can bring a click feeling to the seated person who moves the partition to make him aware of the partition. Each position can improve operability.

According to the fourth aspect, by using the restriction of the front stopper and the rear stopper, it is possible to avoid a situation in which a seated person who moves the partitioner unnecessarily moves the partitioner to an unexpected position. According to the fourth aspect, in this regard, operability can be improved.

According to the fifth aspect, the entry that enters the gap between the backrest and the rear case is smoothly guided to the discharge hole along the descending slope formed by the guide sheet and discharged through the discharge hole. That is, according to the fifth aspect, it is possible to easily remove an entry that enters a gap between the backrest and the rear case.

According to the sixth aspect, the end portion on the discharge hole side of the guide sheet can be easily removed from the rear case. Regarding the back cover side, when the outer cover is formed integrally with the back cover, the guide sheet can be removed together with the outer cover. Alternatively, in a case where the backrest is removably engaged, only the guide sheet may be removed. In any case, the guide sheet thus removed can be washed, and the washed guide sheet and a new guide sheet can be easily attached.

According to the seventh aspect, assembling and disassembling with respect to the hook-and-loop fastener is very easy, and therefore, the operability of assembling and disassembling the guide sheet can be improved.

According to the eighth aspect, the back side of the guide sheet is formed integrally with the outer covering of the back, and therefore, persons other than maintenance operators and the like who are quite skilled in removing such an outer covering from the back, It cannot be easily disassembled. This makes it easy for the maintenance operator to detach the end portion on the side of the discharge hole, and also prevents a malicious person from easily taking away the guide sheet.

(First Embodiment) Hereinafter, a seat device according to a first embodiment will be described. In addition, the up-down, left-right, front-back, and front-back used in the following description are the up-down, left-right, front, back, and front as viewed from the seated person sitting on the seat device.

FIG. 1 is a perspective view of the seat device according to the first embodiment as viewed from the front of the seated person.

The seat device 1 of this embodiment is a passenger seat installed in a passenger room of a vehicle such as a railway vehicle, and two seats are arranged adjacent to each other in the width direction D11. The seat device 1 includes a seat portion 110, a backrest 120, a rear case 130, a leg rest 140, and a base 150, and is a device that can freely change to a reclining state described below in response to an operation by a seated person.

FIG. 2 is a perspective view showing the seat device after the reclining state is changed. In FIG. 2, among two seats arranged adjacently, one seat on the near side in the figure is changed to a reclining state.

The reclining state is basically a state in which the backrest 120 is tilted backward as shown by an arrow D12 in FIG. 1. In FIG. 1, both sides of the two seats are shown in a standing state in which the backrest 120 is erected.

The backrest 120 is rotatably connected to the rear end side of the seat portion 110 so as to be convertible from a standing state to a reclining state. Further, in this embodiment, while the backrest 120 is tilted, as shown by an arrow D13 in FIG. 1, the seat portion 110 protrudes forward so that the rear end side sinks and the front end side rises. With this movement, in the reclining state, the seated person Y leans his back against the backrest 120 in a state in which the waist is sunk, so that he can sit in a state where the sense of stability is enhanced. The seated person Y can arbitrarily set the tilt angle of the backrest 120 in the reclining state within a predetermined angle range. The seat portion 110 and the backrest 120 are supported by the base 150 via a link mechanism (not shown) in a manner capable of changing to such a reclining state.

The rear case 130 is disposed further rearward than the backrest 120 in the front-rear direction D14. The rear case 130 is fixed to the base 150 in a state where it is immovable in the front-rear direction D14. In the non-reclining state shown in FIG. 1, in order not to hinder the movement of the backrest 120 changing to the reclining state, a sufficient gap S11 is provided between the backrest 120 and the rear case 130. When changing to the reclining state, the rear case 130 remains stationary, and the backrest 120 falls backward as shown by arrow D12. In this embodiment, the tilt angle of the backrest 120 can be set within an angle range from the upright position in the upright state shown in FIG. 1 to a position where the backrest 120 and the rear case 130 slightly contact.

By setting the rear case 130 installed on the base 150 to stand still, the seat occupant of the rear seat device can hardly see the movement of the backrest 120 shown by the arrow D12, thereby suppressing the pressure.

In addition, although not shown, a rear table, a small object holder, a drink holder, and the like are mounted on the rear case 130 that does not move with respect to the movement of the backrest 120 for a seated person in the rear seat device. Since the rear case 130 does not move, articles placed on the back table, bags that are hooked on the small object holder, and beverage bottles held on the beverage holder are not affected by the movement of the backrest 120. Therefore, a back seated person can comfortably use the aforementioned back table, small object hanger, and beverage holder.

The leg rest 140 is hingedly connected to the front end side of the seat portion 110 so as to be rotatable between a drooping position shown in FIG. 1 and a pop-up position shown in FIG. 2. For example, as shown in FIG. 2, the seated person Y can perform a predetermined operation in the reclining state to move the leg rest 140 to the pop-up position.

Here, in this embodiment, both sides in the width direction D11 of the backrest 120 protrude forward, and a recessed shape is formed on the front surface of the backrest 120 to stably accommodate the back of the seated person Y. Furthermore, on the upper end side of each of the protruding portions 121 on both sides in the width direction D11, a wall portion 121a of a sufficient size is provided which protrudes further forward to rest the head Y1 of the seated person Y.

Further, in the present embodiment, a spacer 160 described below is provided on the upper end side of the back side 120 of the side surface 120 a on the side adjacent to the side of the back 120.

FIG. 3 is a view showing a spacer shown in FIGS. 1 and 2.

The spacer 160 is a plate-shaped member provided on the upper end side of the adjacent side surface 120 a of the backrest 120, that is, the surface facing the adjacent side in the aforementioned wall portion 121 a. The partition 160 functions as a shielding plate that blocks the view of another person from the head Y1 of the seated person Y who leans his back on the backrest 120 toward the side surface 120a of the neighbor.

A partition support portion 170 is fixed to a surface facing the adjacent side of the wall portion 121a. The partition supporter 170 is fixed to the aforementioned surface of the wall portion 121a, and supports the partition 160 in the front-rear direction D14 so as to be movable between a predetermined storage position and a shielding position further forward than the storage position. In FIG. 3, the storage position of the partition 160 is shown on the left side in the figure, and the shielding position of the partition 160 is shown on the right side in the figure.

In the present embodiment, the occupant Y moves the partition 160 to store it in the storage position, or moves it to the shielding position. On the front end side of the partition 160, a grip portion 160a for the seated person Y to grasp at this time is provided. When viewed from the perspective of the seated person Y, the storage position is a position where the partition 160 moves backward to the extent that the grip portion 160 a is not blocked by the wall portion 121 a of the backrest 120.

FIG. 4 is a perspective view of the spacer and the spacer supporting portion shown in FIG. 3 as viewed from the backrest side. In FIG. 4, the upper side of the figure shows a state in which a thin metal plate 171 is provided as one of the constituent members of the spacer support portion 170, and the lower side of the figure shows a state in which the thin metal plate 171 is removed.

As shown in FIG. 4, the partition 160 includes a plate-shaped body portion 161 disposed along the side surface 120 a adjacent to the backrest 120, and a movable rail 162 fixed to the body portion 161. The surface on the side of the adjacent side surface 120a extends in the front-rear direction D14.

On the other hand, the partition support portion 170 includes a fixing rail 172 which is fixed to the aforementioned wall portion 121 a which is the upper end side of the adjacent side surface 120 a of the backrest 120 and extends in the front-rear direction D14. The movable rail 162 of the partition 160 is fitted into the fixed rail 172 so as to be slidably movable in the front-rear direction D14. Further, in the present embodiment, the partition supporter 170 includes a biasing member 173 that applies the partition 160 in the pressing direction D111 that presses the movable rail 162 of the partition 160 in the width direction D11. force. The urging member 173 is composed of two leaf springs 173a each extending in a band shape in the front-rear direction D14 and arranged in the front-rear direction D14.

FIG. 5 is a schematic view of the spacer and the spacer supporting portion shown in FIG. 4 when viewed from the direction of the arrow V11 in FIG. 4.

As shown in FIG. 4 and FIG. 5, the fixed rail 172 of the partition support portion 170 is a T-shaped cross-section. The rectangular plate in which the front-rear direction D14 is a long-side direction when viewed from above is defined in the vicinity of the two long sides. The width is reduced stepwise from the backrest 120 side. The fixing rail 172 is fixed to the thin metal plate 171 with six screws 174.

The front end portion of each of the two plate springs 173a constituting the biasing member 173 in the partition support portion 170 in the front-rear direction D14 is curved in an arc shape so as to protrude toward the partition 160 side, and is formed as a convex portion 173a-1. . Among the two plate springs 173 a and the two long side step portions 172 a of the fixed rail 172, the upper step portion 172 a in each of FIGS. 4 and 5 is arranged in parallel and fixed to the thin metal plate 171. The thin metal plate 171 is provided with a window hole 171a through which a convex portion 173a-1 provided at a front end portion of each leaf spring 173a passes. The convex portion 173a-1 of each leaf spring 173a projects through the window hole 171a, and the front end of the convex portion 173a-1 projects toward the step portion 172a side on the upper side of the fixed rail 172.

The movable rail 162 of the partition 160 includes a pair of embracing members 162 a which are engaged with the stepped portions 172 a of the two long sides of the fixed rail 172 in an embracing manner. Each embracing member 162a includes a fixing piece 162a-1, a standing piece 162a-2, and an extension piece 162a-3. The fixing piece 162 a-1 is a portion fastened to the main body portion 161 of the partition 160 by screwing, and the standing piece 162 a-2 is a portion standing up from the fixing piece 162 a-1 to the backrest 120 side. Further, the protruding piece 162a-3 is spaced from the upright piece 162a-2 to the fixed piece 162a-1 between the protruding piece 162a-3 and the main body portion 161 of the partition 160 by an interval corresponding to the thickness of the stepped portion 172a of the fixed rail 172. Projection in the opposite direction.

A pair of embracing members 162 a are fixed to the main body portion 161 between the protruding piece 162 a-3 and the main body portion 161 of the partition 160 so as to enter the two long side step portions 172 a of the fixed rail 172 to form a movable rail 162.

Furthermore, in the present embodiment, a rectangular parallelepiped-shaped resin block 162a-4 extending in the front-rear direction D14 is adhered to the surface on the back side of the protruding piece 162a-3 of each of the embracing members 162a. An arc-shaped recessed portion 162 a-4 a corresponding to the arc-shaped curved shape of the convex portion 173 a-1 of the leaf spring 173 a is provided at the center of the resin block 162 a-4 and in the front-rear direction D14.

The convex portion 173a-1 of the leaf spring 173a engages and disengages with the movement of the spacer 160 with the pair of embracing members 162a of the upper embracing member 162a in each of FIGS. 4 and 5. The recessed portions 162a-4a of the resin block 162a-4 are fitted.

Here, in this embodiment, the pair of embracing members 162a including the resin block 162a-4 are formed as members having the same shape. According to this, it is possible to commonly use a member of one shape as the embracing member 162a, so that the manufacturing cost can be reduced.

As shown in FIG. 5, in the present embodiment, except for a part of the partition 160 side of the fixed rail 172, the partition support portion 170 is almost entirely embedded in the buffer of the wall portion 121 a constituting the backrest 120. Further, the movable rail 162 of the partition 160 slides along the fixed rail 172 in a state where almost all of the pair of embracing members 162a are drilled into the wall portion 121a.

FIG. 4 shows a state where the partition 160 is located at the storage position shown on the left side in FIG. 3 with respect to the partition support portion 170. As shown in FIG. 4, at this time, the convex portion 173 a-1 of the leaf spring 173 a on the left side shown in the figure is fitted into the concave portion 162 a-4 a of the embracing member 162 a on the upper side in the figure.

Here, in the present embodiment, each of the pair of stepped portions 172a of the fixed rail 172 rises up in a wall shape at the rear end portion on the left side in FIG. The rear stopper 172b abuts against the rear end portion. This rear stopper 172b restricts the rearward movement of the partition 160 beyond the storage position. In addition, the rear stopper 172b is fixed to the main body portion of the fixed rail 172 by two screws, and the rear stopper 172b can be removed by removing the two screws. That is, the spacer 160 is detachable from the fixed rail 172, that is, the spacer support portion 170. According to this, at the time of assembling, the partition 160 may be attached after the skin of the backrest 120 is covered. In addition, the spacer 160 can be easily removed from the backrest 120 during maintenance for maintenance.

When the partition 160 moves forward and is located in the shielding position shown on the right side in FIG. 3, the convex portion 173a-1 of the front leaf spring 173a shown on the right side in FIG. The recesses 162a-4a are fitted.

At this time, the front end portion of the thin metal plate 171 shown on the upper side in FIG. 4 and the right side in FIG. 4 is bent toward the partition 160 side, and is formed so as to be in contact with the front end portion of the embracing member 162 a located at the shielding position.的 front stopper 171b. This front stopper 171b restricts the forward movement of the partition 160 beyond the shielding position.

The following description also overlaps with the description so far, and the movement of the partition 160 between the storage position and the shielding position will be described with reference to FIGS. 6 to 8.

FIG. 6 shows the movement of the partition between the storage position and the shielding position, and shows the partition viewed from the backrest side and the thin metal plate is removed from the partition support portion in the same manner as the figure shown on the lower side of FIG. 4. Illustration. FIG. 7 is a diagram showing a positional relationship between two leaf springs constituting a biasing member and a movable plate of the spacer with respect to the movement of the spacer between the storage position and the shielding position. In addition, FIG. 8 is a view in which the partition located at the shielding position is viewed from the backrest side, similarly to the view shown on the upper side of FIG. 4. In addition, in FIGS. 6 and 8, the right side in the figure is forward of the front-rear direction D14, the left side in the figure is rearward of the front-back direction D14, and the opposite is shown in FIG. It is behind the front-back direction D14.

As shown in FIGS. 6 and 7, when the partition 160 is in the storage position, the convex portion 173 a-1 of the rear plate spring 173 a and the concave portion 162 a of the embracing member 162 a of the pair of plate springs 173 a constituting the urging member 173. -4a chimera. In this state, the leaf spring 173 a on the rear side biases the spacer 160. By this urging force, the protruding piece 162 a-3 to which the resin block 162 a-4 is adhered is pressed against the surface of the stepped portion 172 a of the fixed rail 172.

The convex portion 173 a-1 of the front leaf spring 173 a is in contact with the stepped portion 172 a of the fixed rail 172. Further, at this time, the rear end portion of the embracing member 162 a is in contact with the rear stopper 172 b of the fixed rail 172, and the rearward movement of the partition 160 beyond the storage position is restricted.

When the partition 160 is moved forward from the storage position by being pulled by the seated person, first, the convex portion 173a-1 of the leaf spring 173a on the rear side is disengaged from the concave portion 162a-4a, and the surface of the resin block 162a-4 is pressed and Perform sliding friction. During this period, the protruding piece 162 a-3 moves forward while maintaining a state of being pressed against the surface of the stepped portion 172 a of the fixed rail 172.

When the spacer 160 moves further forward, the convex portion 173 a-1 of the rear leaf spring 173 a is separated from the rear end portion of the embracing member 162 a and reaches an intermediate position in contact with the stepped portion 172 a of the fixed rail 172. At this intermediate position, the front end portion of the embracing member 162a is in contact with the convex portion 173a-1 of the leaf spring 173a on the front side. At the intermediate position, it is formed in a state in which both the plate springs 173a constituting the urging member 173 press the stepped portion 172a of the fixed rail 172, and the embracing member 162a, that is, the separator 160 is urged by the urging member 173 Back.

When the partition 160 reaches the intermediate position, a seated person who pulls the partition 160 can feel a feeling when the convex portion 173a-1 of the leaf spring 173a is detached from the embracing member 162a as a clicking feeling.

When the partition 160 is moved further forward from this intermediate position, first, the convex portion 173a-1 of the leaf spring 173a on the front side jumps from the rear end of the resin block 162a-4 of the embracing member 162a to the surface. To assist this jump, the rear end portion of the resin block 162a-4 is formed into a shape with an arc. After the jump, the convex portion 173a-1 of the leaf spring 173a on the front side presses the surface of the resin block 162a-4 and performs sliding friction. During this period, the protruding piece 162 a-3 moves forward while maintaining a state of being pressed against the surface of the stepped portion 172 a of the fixed rail 172.

When the spacer 160 is moved further forward, the convex portion 173a-1 of the leaf spring 173a on the front side reaches a shielding position fitted in the concave portion 162a-4a of the embracing member 162a. In this state, the leaf spring 173 a on the front side biases the spacer 160. By this urging force, the protruding piece 162 a-3 to which the resin block 162 a-4 is adhered is pressed against the surface of the stepped portion 172 a of the fixed rail 172.

At this shielding position, as shown in FIGS. 7 and 8, the front end portion of the embracing member 162 a is in contact with the front stopper 171 b of the thin metal plate 171, and accordingly, the partition 160 faces forward beyond the shielding position. The movement is restricted.

When the partition 160 reaches the shielding position, a seated person who pulls the partition 160 can feel the feeling when the convex portion 173a-1 of the leaf spring 173a is fitted with the concave portion 162a-4a of the embracing member 162a by the click feeling.

When the partition 160 returns to the storage position, the seated person first feels a click when the partition 160 reaches the middle position. Further, when the partition 160 reaches the storage position and the convex portion 173a-1 of the leaf spring 173a on the rear side is fitted with the concave portion 162a-4a of the embracing member 162a, a click feeling can be felt.

According to the seat device 1 of the present embodiment described above, by moving the partition 160 to the shielding position, the sight of another person can be blocked. In FIG. 2, the partition 160 of the seat device 1 in the reclining state is pulled forward and is located at a shielding position. In the reclining state, if the seated person Y leans his back against the backrest 120, depending on the tipping condition, etc., not only the seat device 1 adjacent to the seat device 1 but also the seat arranged rearward (particularly diagonally rearward) may be generated. Installation of seated people staring at the situation. When this situation is about to occur, according to the seat device 1 of the present embodiment, the partition 160 can be pulled out and moved to a shielding position to block the view of the neighbors and others behind.

In addition, the spacer 160 is structured to be supported by the spacer support portion 170 on the upper end side of the adjacent side surface 120 a of the backrest 120. Therefore, the increase in the size and cost of the spacer 160 can be suppressed. As described above, according to the seat device 1 of the present embodiment, the reclining seat device 1 can suppress an increase in installation space and cost, and can block the view of others.

In addition, according to the seat device 1 of the present embodiment, the simple structure of the movable rail 162 on the partition 160 side and the fixed rail 172 on the back 120 side can further suppress the increase in installation space and cost. Based on this, the aforementioned urging member 173 can also be used to effectively suppress swaying during movement that is easily generated by such a structure.

In addition, according to the seat device 1 of the present embodiment, engagement between the convex portion 173a-1 of the leaf spring 173a and the concave portion 162a-4a of the embracing member 162a occurs at two positions corresponding to the storage position and the shielding position of the partition 160. And detached. According to this, when the partition 160 reaches the storage position and the shielding position, the seated person Y who moves the partition 160 can give a click and the seated person Y becomes aware of each position of the partition 160, thereby improving the operability. .

Further, in this embodiment, the intermediate position between the storage position and the shielding position is a position where the click feeling is given to the seated person Y when the convex portion 173a-1 of the leaf spring 173a is detached from the embracing member 162a. As described above, in the present embodiment, depending on the situation, the seated person Y is given a clicking feeling at three places, and the seated person Y is made aware of the positions of the partitions 160, thereby improving the operability.

In addition, according to the seat device 1 of this embodiment, the restriction of the front stopper 171b and the rear stopper 172b can prevent the seated person Y who moves the partition 160 from causing the partition 160 to move to an unexpected position unnecessarily. State of affairs. According to the seat device 1 of the present embodiment, operability can also be improved in this regard.

Here, for example, in the aforementioned first embodiment, as an example of the seat device, the seat device 1 in which two seats are arranged adjacent to each other in the width direction D11 is shown as an example. However, the seat device is not limited to this, and the arrangement number thereof may be three or more.

Moreover, in the aforementioned first embodiment, as an example of the seat device, the seat device 1 is shown as an example: not only the manner in which the backrest 120 falls down, but also the manner in which the rear end of the seat portion 110 sinks and protrudes forward. Can change to reclining state. However, the seat device is not limited to this, for example, a structure in which the seat portion does not move and only the backrest is tilted may be used. The structure of the backrest is not limited to a structure connected to the seat portion as long as it can be converted to a reclining state, and may be a structure that is not connected to the seat portion but connected to another frame or the like.

In the first embodiment, as an example of the seat device, the seat device 1 provided with only one partition 160 is exemplified. However, the seat device is not limited to this. For example, the seat device may have a structure such as a central seat in which three seats are arranged, other seats are arranged adjacent to each other on the two sides, and one partition is provided on each of the two sides in the width direction to provide a total of two partitions.

In addition, in the first embodiment described above, as an example of the seat device, the seat device 1 is illustrated as an example: a fixed rail provided with a movable rail 162 provided in the partition 160 with respect to the partition support portion 170 The fitting of 172 supports the partition 160 so as to be movable. However, the seat device is not limited to this, as long as it is a structure in which the partition is movably supported by the partition support portion, the specific support structure thereof is arbitrary. However, as described above, the simple supporting structure such as the fitting of the rail can further suppress the increase in the installation space and cost of the spacer.

In the first embodiment described above, as an example of the urging member, the urging member 173 composed of two plate springs 173 a provided only in the spacer support portion 170 is exemplified. However, the urging member is not limited to this. For example, the urging member may be provided on the partition, or a structure provided on both the partition supporting portion and the partition. In addition, the position where the force is generated is not limited to a leaf spring, for example, a coil spring, etc., and the number is not limited to two, and may be set to any number such as one, three or more.

Moreover, in the aforementioned first embodiment, as an example of the convex portion, an example is shown in which the urging member 173 is provided for one leaf spring 173a so that two are provided at two positions in the front-back direction D14 in total. Convex portion 173a-1. In addition, as an example of the recessed portion, one recessed portion 162 a-4 provided on the upper-side surrounding member 162 a of the pair of surrounding members 162 a of the movable rail 162 is exemplified. However, the convex portion and the concave portion are not limited to this. The convex portion and the concave portion may be, for example, one convex portion provided in the urging member, or a concave portion provided at a plurality of positions in the front-rear direction of the movable rail.

(Second Embodiment) Hereinafter, a seat device according to a second embodiment will be described. In addition, the up-down, left-right, front-back, and front-back used in the following description are the up-down, left-right, front, back, and front as viewed from the seated person sitting on the seat device.

FIG. 9 is a perspective view of the seat device according to the second embodiment as viewed from the front of the seated person.

The seat device 2 of this embodiment is a passenger seat installed in a passenger room of a vehicle such as a railway vehicle, and two seats are arranged adjacent to each other in the width direction D21 of the seat device 2. The seat device 2 includes a seat portion 210, a backrest 220, a rear case 230, a leg rest 240, and a base 250. The seat device 2 is a device that can freely change to a reclining state described below in response to an operation by a seated person.

The reclining state is basically a state in which the backrest 220 is tilted backward as shown by an arrow D22. In addition, FIG. 9 shows a state in which the backrests 220 of the seat device 2 of both seats are upright.

The backrest 220 is rotatably connected to the rear end side of the seat portion 210 so as to be convertible from a standing state to a reclining state. Further, in this embodiment, while the backrest 220 is tilted, as shown by an arrow D23 in FIG. 9, the seat portion 210 protrudes forward so that the rear end side sinks and the front end side rises. With this movement, in the reclining state, the seated person leans his back on the backrest 220 with the waist sinking, so that he can sit in a state where the sense of stability is enhanced. The seated person can arbitrarily set the tilt angle of the backrest 220 in the reclining state within a predetermined angle range. The seat 210 and the backrest 220 are supported by the base 250 via a link mechanism (not shown) so as to be convertible to such a reclining state.

The rear case 230 is arranged further rearward than the backrest 220 in the front-rear direction D24. The rear case 230 is fixed to the base 250 in a state where it is immovable in the front-rear direction D24. In the non-reclining state shown in FIG. 9, a sufficient gap S21 is provided between the backrest 220 and the rear case 230 so as not to hinder the movement of the backrest 220 changing to the reclining state. When the reclining state is changed, the rear case 230 remains stationary, and the backrest 220 is tilted backward as shown by arrow D22. In this embodiment, the tilt angle of the backrest 220 can be set within an angle range from the upright position in the upright state shown in FIG. 9 to a position where the backrest 220 and the rear case 230 slightly contact.

FIG. 10 is a perspective view of the seat device shown in FIG. 9 as viewed from the rear case side.

By setting the rear case 230 installed on the base 250 to stand still, the seat back device shown by the arrow D22 can hardly see the movement of the backrest 220 shown to the seated person in the rear seat device, and the feeling of pressure is suppressed.

In addition, a rear table 230, a small object holder 232, a drink holder 233, and the like are mounted on the rear case 230 that does not move with respect to the movement of the backrest 220 for a seated person in the rear seat device. Since the rear case 230 does not move, articles placed on the back table 231, bags hooked on the small object holder 232, and beverage bottles held on the drink holder 233 are not affected by the movement of the backrest 220. Therefore, a back seated person can comfortably use the aforementioned back table 231, the small object hanger 232, and the beverage holder 233.

The leg rest 240 is hingedly connected to the front end side of the seat portion 210 so as to be rotatable between a drooping position shown in FIG. 9 and a popped up position. The seated person can perform a predetermined operation in the reclining state, for example, to move the legrest 240 to the pop-up position.

Here, in the present embodiment, under the back table 231 of the rear case 230, various kinds of entering objects such as garbage and lost items entering the gap S21 between the backrest 220 and the rear case 230 are provided from the gap. The discharge hole 234 discharged by S21.

FIG. 11 is a diagram showing the seat device in a state where a discharge hole provided in the rear case can be seen from a gap side between the backrest and the rear case, and the backrest is removed.

As shown in FIG. 11, the inside of the rear case 230 has a complicated uneven shape, and the gap S21 between the backrest 220 and the rear case 230 is reduced downward. It is assumed that it is difficult to remove such an entry if the aforementioned entry enters such a narrow portion. Therefore, in the present embodiment, a structure described below is provided in order to discharge such an entry from the discharge hole 234 without making it face down.

FIG. 12 is a diagram showing a structure for discharging an entry object entering a gap between the backrest and the rear case from a discharge hole. Such a structure is schematically shown in FIG. 12 by a simplified longitudinal sectional view of the seat device 2. In addition, regarding the seat device 2, two states of the standing state and the reclining state are shown in FIG. In the erected state, the backrest 220 stands upright, the seat part 210 moves backward, and the leg rest 240 hangs down. In the reclining state in FIG. 12, the backrest 220 is tilted in the direction of the arrow D22, the rear end of the seat 210 is sunk and protrudes forward, and the leg rest 240 is popped up. In the standing state, a gap S21 is formed between the backrest 220 and the rear case 230, and the gap S21 is opened upward. On the other hand, in the reclining state in which the backrest 220 is tilted to the maximum extent, it is formed in a state in which the aforementioned gap S21 is reduced, and at the same time, the upper end portion of the rear case 230 is in contact with the backrest 220 above to close the opening.

Here, in the present embodiment, a guide sheet 260 is provided in the gap S21, and the guide sheet 260 extends so as to form a descending slope from the backrest 220 to the discharge hole 234 of the rear case 230, and guides the entry To the discharge hole 234. In this embodiment, the guide sheet 260 is made of a soft cloth and can be deformed in accordance with the movement of the backrest 220 accompanying the change to the reclining state.

In addition, the end portion 261 on the discharge hole 234 side of the guide sheet 260 is detachably joined to the rear case 230. Specifically, the end portion 261 is engaged with the rear case 230 by a hook-and-loop fastener 270 such as Velcro tape (registered trademark). In this embodiment, as shown in FIGS. 10 and 11, the discharge hole 234 is formed in a long hole shape extending in the width direction D24 of the seat device 2. The lower edge thereof extends in a rack shape toward the inside of the gap S21. The rear case 230 side of the hook-and-loop fastener 270 is adhered to the projecting portion, and the guide sheet 260 side of the hook-and-loop fastener 270 is adhered to a position overlapping the projecting portion. The two ends of the hook-and-loop fastener 270 are overlapped, so that the end portion 261 of the guide sheet 260 is joined to the rear case 230, and the end portion 261 of the guide sheet 260 is peeled by tearing the two parts Removed from the rear case 230. In this embodiment, the back sheet 220 side of the guide sheet 260 and the outer cover cloth 221 covering the back sheet 220 are integrally formed.

In addition, it is not particularly limited here, but the back sheet 220 side of the guide sheet 260 and the outer cover cloth 221 are formed integrally, which may refer to any of the following cases. That is, the guide sheet 260 may be formed as an extension cloth of the outer cover cloth 221, or the ends of the guide sheet 260 formed into a split structure may be sewn to the outer cover cloth 221 or the like.

According to the seat device 2 of the present embodiment described above, the entry into the gap S21 between the backrest 220 and the rear case 230 is smoothly guided to the discharge hole 234 along the descending slope formed by the guide sheet 260, and It is discharged from the discharge hole 234. That is, according to the seat device 2 of the present embodiment, it is possible to easily remove an entry into the gap S21 between the backrest 220 and the rear case 230.

In addition, according to the seat device 2 of the present embodiment, the end portion 261 on the discharge hole 234 side of the guide sheet 260 can be easily removed from the rear case 230. The back cover side is integrally formed with the outer cover cloth 221 that covers the backrest 220. Therefore, the guide sheet 260 can be removed together with the outer cover cloth 221. The guide sheet 260 thus removed can be washed, and the washed guide sheet 260 and a new guide sheet 260 can be easily attached.

In addition, according to the seat device 2 of the present embodiment, it is very easy to attach and detach with respect to the engagement by the hook and loop fastener 270, and therefore, the operability of attaching and detaching the guide sheet 260 can be improved.

In the seat device 2 of the present embodiment, as described above, the backrest 220 side of the guide sheet 260 and the outer cover cloth 221 of the backrest 220 are integrally formed. Therefore, persons other than maintenance operators and the like who are skilled in the technique of removing the outer covering cloth 221 from the backrest 220 cannot easily remove it. Accordingly, it is possible to facilitate the removal and installation of the end portion 261 on the side of the discharge hole 234 by the maintenance operator, and to prevent a malicious person from easily taking away the guide sheet 260.

Here, for example, in the aforementioned second embodiment, as an example of the seat device, the seat device 2 in which two seats are arranged adjacent to each other in the width direction D21 is shown as an example. However, the seat device is not limited to this, and the arrangement number can be arbitrarily set.

Moreover, in the aforementioned second embodiment, as an example of the seat device, the seat device 1 is shown as an example: not only with the backrest 220 falling down, but also with the rear end of the seat part 210 being sunk and protruding forward. Can change to reclining state. However, the seat device is not limited to this, for example, a structure in which the seat portion does not move and only the backrest is tilted may be used. The structure of the backrest is not limited to a structure connected to the seat portion as long as it can be converted to a reclining state, and may be a structure that is not connected to the seat portion but connected to another frame or the like.

In the second embodiment, as an example of the guide sheet, a cloth-made guide sheet 260 is exemplified. However, the guide sheet is not limited to this. For example, a thin strip plate made of a plurality of flexible resin sheets, resin, or the like may be sewn in parallel to each other to form a thin sheet structure.

In the second embodiment described above, as an example of the guide sheet detachably joined to the rear case, the guide sheet 260 joined to the rear case 230 via the hook and loop fastener 270 is exemplified. . However, the guide sheet is not limited to this. For example, a structure in which the guide sheet is joined to the rear case by a button, a hook, a zipper, or the like may be used. However, as described above, a hook-and-loop fastener that is very easy to attach and detach is adopted as a freely attachable and detachable joint structure, thereby improving the operability of attaching and detaching the guide sheet.

In the second embodiment described above, as an example of the guide sheet, the guide sheet 260 in which the back cover 220 side and the outer cover cloth 221 on the back 220 are formed integrally is exemplified. However, the guide sheet is not limited to this. For example, it may be a structure in which the back side can be detachably attached to the backrest, and the like. However, as described above, if the backrest side and the outer covering are integrally formed, it is possible to prevent a malicious person from easily taking away the guide sheet.

In the second embodiment described above, as an example of the guide sheet, the guide sheet 260 which is detachably attached to the rear case 230 is exemplified. However, the guide sheet is not limited to this. For example, the guide sheet may be a structure that is joined to the rear case in an undetachable state by adhesion or the like. However, as described above, if the structure is detachably attached to the rear case, the guide sheet can be easily washed, new products can be replaced, and the like.

The embodiments described above are merely representative of the present invention, and the present invention is not limited to the embodiments. That is, various modifications can be made without departing from the gist of the present invention. As long as the structure of the seat device of the present invention is provided by such a modification, the modification is naturally included in the scope of the present invention.

The present invention claims priority from Japanese Patent Application 2017-024207 filed on February 13, 2017 and Japanese Patent Application 2017-024208 filed on February 13, 2017, the entire contents of which are incorporated herein by reference. In the manual.

1, 2‧‧‧ seats

110, 210‧‧‧ seat

120, 220‧‧‧ back

120a‧‧‧side

121‧‧‧ protrusion

121a‧‧‧Wall

130, 230‧‧‧ rear shell

140, 240‧‧‧ leg support

150, 250‧‧‧ base

160‧‧‧ divider

160a‧‧‧holding section

161‧‧‧Main body

162‧‧‧ movable track

162a‧‧‧embracing parts

162a-1‧‧‧Fix

162a-2‧‧‧ erect piece

162a-3 ‧‧‧ extended piece

162a-4‧‧‧ resin block

162a-4a‧‧‧Concave

170‧‧‧ divider support

171‧‧‧thin metal plate

171a‧‧‧window

171b‧‧‧Front stopper

172‧‧‧ fixed rail

172a‧‧‧step

172b‧‧‧Rear stop

173‧‧‧Forcing parts

173a‧‧‧Leaf spring

173a-1‧‧‧ convex

174‧‧‧screw

221‧‧‧ Outer Covering Cloth

231‧‧‧back table

232‧‧‧Small objects

233‧‧‧ beverage holder

234‧‧‧Drain hole

260‧‧‧Guide sheet

261‧‧‧ tip

270‧‧‧ hook and loop buckle

D11, D21‧‧‧‧Width direction

D12, D13, D22, D23‧‧‧ arrows

D14, D24

D111‧‧‧Pressing direction

S11, S21‧‧‧ Clearance

Y‧‧‧ Seated

Y1‧‧‧Head

FIG. 1 is a perspective view of the seat device according to the first embodiment, as viewed from the front of the seated person. [FIG. 2] A perspective view showing the seat device after being converted to the reclining state. Fig. 3 is a view showing a spacer shown in Figs. 1 and 2. [Fig. 4] Fig. 4 is a perspective view showing the spacer and the spacer supporting portion shown in Fig. 3 as viewed from the backrest side. FIG. 5 is a schematic view showing the spacer and the spacer supporting portion shown in FIG. 4 as viewed from the direction of an arrow V11 in FIG. 4. [Fig. 6] Shows the movement of the spacer between the storage position and the shielding position, and shows that the spacer is viewed from the back side and the thin metal plate is removed from the spacer support portion in the same manner as the diagram shown on the lower side of Fig. 4. Of the situation. FIG. 7 is a diagram showing a positional relationship between two leaf springs constituting a biasing member and a movable plate of the spacer with respect to movement of the spacer between the storage position and the shielding position. [Fig. 8] A diagram showing a case where the spacer located at the shielding position is viewed from the backrest side, similarly to the diagram shown on the upper side of Fig. 4. [Fig. 9] Fig. 9 is a perspective view showing a seat device according to a second embodiment as viewed from the front of a seated person. [Fig. 10] Fig. 10 is a perspective view showing the seat device shown in Fig. 9 as viewed from the rear case side. 11 is a view showing a seat device in a state where a discharge hole provided in the rear case can be seen from a gap side between the backrest and the rear case, and the backrest is removed. [Fig. 12] Fig. 12 is a diagram showing a structure for discharging an entry object entering a gap between a backrest and a rear case from a discharge hole.

Claims (4)

A seat device capable of freely changing a reclining state in which a backrest is tilted toward the rear, and a plurality of seats are arranged adjacent to each other in a width direction of the seat device, and is characterized by comprising: a partition member which is arranged in a direction of the aforementioned backrest An upper end side of an adjacent side surface of the adjacent side, and blocking the view of another person from the aforementioned adjacent side surface side to the head of the seated person leaning the back against the back; and a partition support portion which supports The portion is fixed to the upper end side of the side surface of the adjacent seat, and supports the partition to be movable between a predetermined storage position in the front-rear direction and a shielding position further forward than the storage position. The seat device according to item 1 of the scope of patent application, wherein the partition includes: a plate-shaped main body portion arranged along the side surface of the adjacent seat; and a movable rail that is fixed to the aforementioned main body portion. The side surface of the adjacent side surface extends in the front-rear direction, and the partition support portion is provided with a fixed rail which is fixed to the upper end side of the adjacent side surface and extends in the front-rear direction. The fixed rail is fitted with the sliding movement in the front-rear direction, and at least one of the partition and the partition support includes a biasing member that biases the other component in the width direction. The seat device according to item 2 of the scope of patent application, wherein the urging member of the one member is provided with a convex portion protruding toward the other member, and the other member is provided with a concave portion, and the convex portion The portion is fitted into the recessed portion so as to be able to engage and disengage in accordance with the movement of the partition. One of the convex portion and the recessed portion is arranged in the front-rear direction at least including the storage position and A plurality of positions corresponding to the aforementioned shielding positions. The seat device according to any one of claims 1 to 3, wherein the partition support portion includes a front stopper in the front-rear direction, and the front stopper exceeds the partition by the front stopper. Forward movement of the shielding position is restricted; and a rear stopper restricts rearward movement of the partition beyond the storage position.