WO2024013862A1

WO2024013862A1 - Seat with belt, and waist belt holder

Info

Publication number: WO2024013862A1
Application number: PCT/JP2022/027495
Authority: WO
Inventors: 広子黒巣; 祐子佐藤
Original assignee: コンビ株式会社
Priority date: 2022-07-13
Filing date: 2022-07-13
Publication date: 2024-01-18

Abstract

This seat with a belt comprises a seat main body on which a seated person sits, a waist belt for securing a waist portion of the seated person, who is sitting on the seat main body, to the seat main body, and a waist belt holding portion for holding the waist belt, wherein: the seat main body is provided with a first waist belt coupling portion disposed on one side of a central portion in a width direction of the seat main body; the waist belt comprises a first waist belt main body formed in a strip-shape so as to have a first base end portion on one side in a length direction, and a first locking implement attached to the first waist belt main body so as to be separated from the first base end portion in the length direction; the first base end portion of the first waist belt main body is coupled to the first waist belt coupling portion; the waist belt holding portion is provided with a first waist belt holding portion for holding the first waist belt main body, between the first base end portion and the first locking implement in the length direction of the waist belt; and the seat main body is provided with a first urging portion for urging a root portion of the first waist belt holding portion disposed on the first base end portion side toward the one side of the seat main body in the width direction.

Description

Seat with belt and waist belt holder

The present invention relates to a seat with a belt that has a waist belt for fixing a body to the seat, and a waist belt holder that holds the waist belt.

BACKGROUND ART Conventionally, as a belted seat having a waist belt, a child seat, which is used by being placed in a vehicle seat, as described in Patent Document 1, is known. The child seat includes a child seat body including a seat portion on which a child is seated, a child belt attached to the child seat body, and a cover material removably attached to the seat portion of the child seat body. The child's belt includes a first belt member that functions as a crotch belt and has a buckle attached thereto, and a pair of second belt members spaced apart in the width direction that function as a shoulder belt and a waist belt and are provided with tongues. Be prepared.

According to the child seat configured as described above, the pair of second belt members are arranged so as to restrain the child's shoulders and waist, and by inserting the tongue into the buckle, the child's body is secured to the seat by the child belt. can be fixed to.

Japanese Patent Application Publication No. 2015-189298

In the child seat described in Patent Document 1, when a child is not seated in the child seat main body, the portion of the second belt member that functions as a waist belt falls inward in the width direction and rests on the seat portion. Something happened. When seating a child in such a state, it is necessary to spread the child belt (waist belt) outward in the width direction to avoid it from the seat, which takes time and effort.

The above-mentioned problems are not limited to child seats placed in vehicle seats, but can also occur in belt-equipped seats other than child seats, such as when seating a child in the seat of a baby stroller. It is.

Therefore, an object of the present invention is to provide a seat with a belt and a waist belt holder that can suppress the effort of avoiding the waist belt when sitting.

The seat with a belt of the present invention includes a seat body on which a seated person sits, a waist belt that fixes the waist of the seated person sitting on the seat body to the seat body, and a waist belt holding portion that holds the waist belt. The seat body includes a first waist belt connecting portion disposed on one side of the seat body with respect to the widthwise center thereof, and the waist belt has a first proximal end on one side in the length direction. a first waist belt main body formed in a belt shape so as to have a first base end portion; a first locking tool attached to the first waist belt main body so as to be spaced apart from the first base end portion in the length direction; The first waist belt main body has the first base end connected to the first waist belt connecting part, and the waist belt holding part has the first base end connected to the first waist belt connecting part in the length direction of the waist belt. a first waist belt holding part that holds the first waist belt main body between the first waist belt holding part and the first locking tool, and the seat main body is attached to the first base end side of the first waist belt holding part. The seat is configured to include a first biasing portion that biases a root portion disposed in the seat body toward one side in the width direction of the seat body.

Furthermore, the waist belt holding section may be configured to be attachable to and detachable from the seat body and the waist belt.

Further, the seat body includes a seat portion forming an outer shell of the seat body, and a padding portion disposed inside the seat portion, the seat portion including the belt connecting portion, and the seat portion forming the outer shell of the seat body. The first base end portion of the waist belt main body is connected to the first waist belt connecting portion, the bottom portion includes the first biasing portion, and the first biasing portion is connected to the base portion. On the other hand, it can also be configured to abut from the other side in the width direction of the seat body.

Further, the waist belt includes a second waist belt main body formed in a band shape so as to have a second base end on one side in the length direction, and a second waist belt main body that is spaced apart from the second base end in the length direction. a second fastener attached to the second waist belt main body, and the seat main body has a second waist belt connecting portion disposed on the other side of the seat main body with respect to the widthwise center portion thereof. The second waist belt main body has the second base end connected to the second waist belt connection part, and the waist belt holding part has the second base end connected to the second base end in the length direction of the waist belt. and a second waist belt holding part that holds the second waist belt main body between the seat body and the second fastener, and the seat main body has a second waist belt holding part on the second base end side of the second waist belt holding part. It may also be configured to include a second biasing portion that biases the disposed root portion toward the other side in the width direction of the seat body.

The waist belt holder of the present invention includes a seat body on which a seated person sits, and a waist belt that fixes the waist region of the seated person sitting on the seat body to the seat body, and the seat body A first waist belt connecting part and a second waist belt connecting part are arranged apart from each other in the width direction, and the waist belt is formed into a belt shape so as to have a first base end on one side in the length direction. a first waist belt body attached to the first waist belt body so as to be spaced from the first base end portion in the length direction; a second waist belt main body formed in a band shape having two base ends; and a second lock attached to the second waist belt main body so as to be spaced apart from the second base end in the length direction. The first waist belt main body has the first base end connected to the first waist belt connection part, and the second waist belt main body has the second base end connected to the second waist belt connection part. A waist belt holder that can be attached to a seat with a belt connected to a waist belt connecting portion, the waist belt holder being attached between the first proximal end portion and the first locking device in the longitudinal direction of the waist belt. The second waist belt body is held between a first waist belt holding part that holds the first waist belt body, and the second base end part and the second locking tool in the length direction of the waist belt. the second waist belt holder, and a connecting part that connects the first waist belt holder and the second waist belt holder.

FIG. 1 is a diagram showing a belted seat according to an embodiment of the present invention. It is a figure showing the seat part of the seat with a belt. FIG. 3 is a plan view of a waist belt holder of the belted seat. It is a bottom view of the same waist belt holder. It is a figure which shows the usage state of the same belt-equipped seat. FIG. 2 is a diagram showing a state in which a person is seated on the seat with a belt. 6 is a sectional view showing the state of the waist belt and waist belt holder in FIG. 5. FIG. It is a figure which shows the seat|sheet with a belt based on other embodiment of this invention. 9 is a sectional view showing the state of the waist belt and waist belt holder in FIG. 8. FIG.

A belted seat 1 and a waist belt holder 6 attached to the belted seat 1 according to an embodiment of the present invention will be described with reference to FIGS. 1 to 7. For convenience of explanation, the up-down direction, the front-back direction, and the width direction will be explained based on the directions shown in the figures, but these do not limit the directions of the belted seat 1 or the waist belt holder 6 in use.

As shown in FIG. 1, a seat 1 with a belt is connected to a seat body 2 on which a seated person C (for example, a child) sits (see FIG. 6), and to the seat body 2, and fixes the seated person C to the seat body 2. The seat belt includes a belt 5 and a waist belt holder 6 that can be attached to and detached from the seat body 2 and the belt 5. The belted seat 1 of this embodiment is a child seat that is used by being placed on the seat of a vehicle, for example, an automobile. A child seat is a device for appropriately and safely allowing a child (young person such as an infant, toddler, or child) to ride in a vehicle that includes a seat (for example, a car seat) and a seat belt designed for adults.

The seat body 2 includes a seat portion 3 that constitutes an outer shell of the seat body 2, and a padding portion 4 that is placed on the seat portion 3. In this embodiment, the seat part 3 is a part made of a hard material, and the bed part 4 is a part that is soft and has cushioning properties that are elastic in the thickness direction. Such a seat body 2 accommodates a seated person C therein (see FIG. 6).

As shown in FIG. 1, the seat section 3 is composed of multiple parts, specifically, a seat back section 31 that faces the back of the seated person C from the rear, and a seat back section 31 that faces the seated person C's buttocks from below. seat side portions 33 located on both sides of the seat back portion 31 (both widthwise ends); and seat side portions 33 located on both sides of the seat portion 32 and extending upward from the seat portion 32. An armrest 34 is provided. In the seat portion 3 of this embodiment, the seat back portion 31 and the seat side portions 33 are integrally constructed, and the seat seat portion 32 and the armrest 34 are integrally constructed. Further, the seat portion 3 has a seat connecting portion (not shown) at the lower end of the seat back portion 31 and the rear end of the seat seat portion 32, and the seat back portion 31 and the seat portion 32 are integrated by the seat connecting portion. Ru.

Further, as shown in FIGS. 1 and 2, the base end portion of the belt 5 in the longitudinal direction is connected to the seat portion 3. That is, the seat portion 3 includes a first shoulder belt connecting portion 35L and a second shoulder belt connecting portion 35R to which the proximal end portions of a shoulder belt 53 (described later) in the longitudinal direction are connected, and a waist belt 52 (described later) in the longitudinal direction. The first waist belt connecting portion 36L and the second waist belt connecting portion 36R, to which the base end portions (first base end portion 523L and second base end portion 523R) are connected, and the length direction of the crotch belt 51, which will be described later. A crotch belt connecting portion 37 to which the base end portion is connected is provided. As shown in FIG. 1, the first shoulder belt connection part 35L and the second shoulder belt connection part 35R are provided on the seat back part 31, and as shown in FIG. The connecting portion 36R and the crotch belt connecting portion 37 are provided on the seat seat portion 32.

As shown in FIG. 1, the first shoulder belt connecting portion 35L and the second shoulder belt connecting portion 35R are provided apart from each other in the width direction of the seat back portion 31. Specifically, the first shoulder belt connecting portion 35L is provided on one side of the widthwise center of the seat back portion 31, and the second shoulder belt connecting portion 35R is provided closer to the widthwise center of the seat back portion 31. provided on the other side.

As shown in FIG. 2, the first waist belt connecting portion 36L and the second waist belt connecting portion 36R are provided apart from each other in the width direction of the seat portion 32. Specifically, the first waist belt connecting portion 36L is provided on one side of the center portion of the seat portion 32 in the width direction, and the second waist belt connecting portion 36R is provided at the center portion of the seat portion 32 in the width direction. provided on the other side.

As shown in FIG. 2, the crotch belt connecting portion 37 is provided at a position between the first waist belt connecting portion 36L and the second waist belt connecting portion 36R in the width direction of the seat portion 32. Specifically, the crotch belt connecting portion 37 is provided at a central portion in the width direction of the seat portion 32 and at a position further forward than the first waist belt connecting portion 36L and the second waist belt connecting portion 36R.

As shown in FIG. 1, the padding section 4 is a part that is provided so as to cover the inside of the seat section 3 (the front in the front-rear direction and the inside in the width direction) and is laid between the seated person C and the seat section 3. be. Furthermore, the padding section 4 is provided to be detachably attached to the seat section 3. Such a bed portion 4 has cushioning properties and can absorb force in the thickness direction. Specifically, the bed section 4 includes a cover section 41 that covers almost the entire inside of the seat section 3, and an inner cushion section 42 (see FIG. 7) provided between the cover section 41 and the seat section 3.

As shown in FIG. 1, the cover section 41 is constructed by combining a plurality of parts, and is configured to cover substantially the entire area of the seat section 3 with the plurality of parts. Such a cover portion 41 has cushioning properties and can absorb force applied in the thickness direction. Further, the cover part 41 of the present embodiment allows the belt 5 to be passed through the joint 41a between the plurality of parts (see FIG. 7) or the hole 41b formed so as to pass through the cover part 41 in the thickness direction. It is configured so that it can be done.

As shown in FIG. 7, the inner cushion part 42 is a part provided inside (above) the seat part 32 and has a cushioning property. (force applied between the two) can be absorbed. The inner cushion portion 42 of this embodiment is made of foamed resin, specifically, urethane foam. In addition, the inner cushion portion 42 of this embodiment is configured such that the belt 5 can be passed through the notch portions 42a provided at both ends in the width direction and the hole portions (not shown) penetrating in the thickness direction. has been done. Further, the notch portion 42a and hole portion provided in the inner cushion portion 42 are provided so as to be continuous with the seam 41a portion or the hole 41b of the cover portion 41 in the thickness direction.

As shown in FIG. 1, the padding section 4 includes a plurality of belt passing sections 43 through which the belt 5 can be passed in the thickness direction. The belt passing portion 43 is a portion having a notch or a hole, and is configured so that the belt 5 can be passed through the notch or hole. That is, the belt passing portion 43 is formed by the notch portion 42a or hole portion of the inner cushion portion 42 and the seam 41a (see FIG. 7) or hole of the cover portion 41, and allows the belt 5 to pass through in the thickness direction. This is the part that can be done. The belt loop section 43 of this embodiment includes a crotch belt loop section 431 through which a crotch belt 51 (described later) is passed, a pair of shoulder belt loop sections 433 through which a shoulder belt 53 (described below) is passed, and a pair of waist belt loops through which a waist belt 52 (described below) is passed. A belt loop portion 434 is included. The belt loop portion 43 also includes a portion of the seat portion 3 to which the belt 5 is connected (a first shoulder belt connection portion 35L, a second shoulder belt connection portion 35R, a first waist belt connection portion 36L, a second waist belt connection portion). 36R or the crotch belt connecting portion 37) in the thickness direction. The crotch belt passage part 431 is provided with a crotch cushion part 432 capable of accommodating a locked tool 512 of the crotch belt 51, which will be described later. Furthermore, as will be described later, the inner portion in the width direction of the pair of waist belt passing portions 434 is a biasing portion 44 (first biasing portion) that biases the first waist belt holding portion 61L and the second waist belt holding portion 61R. (see FIG. 7).

As shown in FIG. 1, the belt 5 is a band-shaped portion connected to the seat body 2 that fixes the seated person C to the seat body 2 (see FIG. 6). Specifically, the belt 5 includes a crotch belt 51 that fixes the crotch part of the seated person C sitting on the seat body 2 to the seat body 2, a waist belt 52 that fixes the waist part of the seated person C to the seat body 2, A shoulder belt 53 for fixing the shoulder portion of the seated person C to the seat body 2 is provided. The belt 5 of this embodiment is configured to have a shoulder belt 54 in which a waist belt 52 and a shoulder belt 53 are integrated. Furthermore, the belt 5 of the present embodiment is a so-called five-point seat belt that includes a pair of shoulder-waist belts 54 and one crotch belt 51, and is capable of locking the crotch belt 51 to both shoulder-waist belts 54. .

As shown in FIG. 2, the crotch belt 51 includes a band-shaped crotch belt part 511 whose base end in the length direction is connected to the crotch belt connecting part 37, and a locked part provided at the distal end of the crotch belt part 511. A tool 512 is provided. The locking device 512 is a portion to which the shoulder/waist belt 54 can be locked, and is a buckle in this embodiment. Such a crotch belt 51 is used with the locking device 512 housed in the crotch cushion portion 432 (see FIG. 1).

As shown in FIGS. 1 and 2, the shoulder-waist belts 54 are a pair of belt-shaped parts that are spaced apart in the width direction, and specifically, the shoulder belts 54 are provided on one side from the center part in the width direction of the seat part 3. It includes a first shoulder-waist belt 54L provided on the side, and a second shoulder-waist belt 54R provided on the other side of the widthwise central portion of the seat portion 3. The first shoulder-waist belt 54L extends from the first shoulder-belt connection part 35L to the first waist-belt connection part 36L, and the second shoulder-waist belt 54R extends from the second shoulder-belt connection part 35R to the second waist-belt connection part. It extends over 36R. The pair of shoulder and waist belts 54 also include a first locking tool 541L or a second locking tool 541R (specifically, a tongue that can be locked to a buckle) that can be locked to the locked tool 512. , a belt-shaped shoulder/waist belt main body portion 542 that extends through the first locking tool 541L or the second locking tool 541R. The pair of shoulder and waist belts 54 in this embodiment are folded back at the first locking tool 541L or the second locking tool 541R, thereby defining the shoulder belt 53 and the waist belt 52. Specifically, the first shoulder belt connecting portion 35L is located closer to the first shoulder belt connecting portion 35L than the first locking tool 541L in the length direction of the first shoulder belt 54L, and the first shoulder belt portion 53L is located closer to the first shoulder belt connecting portion 35L than the first locking tool 541L. The waist belt connecting portion 36L side becomes the first waist belt main body 521L. In addition, the second shoulder belt connecting portion 35R is located closer to the second shoulder belt connecting portion 35R than the second fastener 541R in the length direction of the second shoulder belt 54R, and the second waist belt is closer to the second shoulder belt connecting portion 35R than the second fastener 541R. The connecting portion 36R side becomes the second waist belt main body 521R.

Furthermore, in this embodiment, the pair of shoulder-waist belt main body portions 542 are configured to be adjustable in length. As shown in FIG. 2, the belt 5 includes a belt length adjustment mechanism 55 having an adjustment belt 551 connected to a pair of shoulder and waist belt main bodies 542. The belt length adjustment mechanism 55 includes an adjustment belt 551 connected to a pair of shoulder-waist belt main bodies 542, and an adjustment belt chuck provided at the front portion of the seat seat 32 to fasten a midway portion in the length direction of the adjustment belt 551. 552. In such a belt length adjustment mechanism 55, the lengths of the pair of shoulder-waist belt body parts 542 can be adjusted by changing the position where the adjustment belt chuck 552 fastens the adjustment belt 551.

As shown in FIGS. 1 and 2, the waist belt 52 includes a first waist belt 52L and a second waist belt 52R provided on the other side in the width direction than the first waist belt 52L. The first waist belt 52L has a first waist belt main body 521L formed in a band shape so as to have a first base end 523L at the end in the length direction, and A first locking tool 541L is attached to the first waist belt main body 521L so as to be spaced apart from each other. The second waist belt 52R includes a second waist belt main body 521R formed in a band shape so as to have a second base end 523R at the end in the length direction, and a second waist belt main body 521R having a second base end 523R at the end in the length direction. A second locking tool 541R is attached to the second waist belt main body 521R so as to be spaced apart from each other. In this embodiment, the first waist belt 52L and the second waist belt 52R are provided substantially symmetrically with respect to the center of the seat portion 3 in the width direction.

As shown in FIG. 2, the first base end portion 523L of the first waist belt main body 521L is connected to the first waist belt connecting portion 36L. The first base end portion 523L is inserted into a hole as the first waist belt connecting portion 36L formed in the seat seat portion 32, is folded back inside the seat portion 32, and is fixed with the connecting metal fitting 361. It is connected to the first waist belt connecting portion 36L (see FIG. 7). The first waist belt main body 521L also has a first fastener stopper 522L (see FIG. 6) that restricts the first fastener 541L from moving toward the proximal end (first proximal end 523L side). Be prepared. The first fastener stopper 522L is a part provided so as to be able to protrude from the first waist belt main body 521L. The movement of the first locking tool 541L toward the first base end portion 523L is restricted. That is, the position closest to the first proximal end 523L of the first fastener 541L in the longitudinal direction of the first waist belt main body 521L is the position where the first fastener stopper 522L is provided.

The second waist belt main body 521R is constructed approximately symmetrically with the first waist belt main body 521L with respect to the widthwise center of the seat portion 3. Specifically, the second base end portion 523R of the second waist belt main body 521R is connected to the second waist belt connecting portion 36R, and a second engagement member provided so as to protrude from the second waist belt main body 521R is connected to the second waist belt connecting portion 36R. A stopper stopper portion 522R (see FIG. 6) is provided. The second fastener stopper 522R comes into contact with the second waist belt main body 521R, which is about to move toward the second base end 523R, and prevents the second fastener 541R from moving toward the second base end 523R. regulate. That is, the position closest to the second proximal end 523R of the second fastener 541R in the longitudinal direction of the second waist belt main body 521R is the position where the second fastener stopper 522R is provided.

As shown in FIGS. 3 and 4, the waist belt holder 6 includes a waist belt holding part 61 that holds the waist belt 52, and a connecting part 62. The waist belt holder 6 is a band-shaped member extending in the width direction, and has a symmetrical shape with respect to the center in the width direction. The waist belt holding part 61 is provided at one end in the width direction and holds the first waist belt 52L, and the waist belt holding part 61 is provided at the other end in the width direction and holds the second waist belt 52R. The connecting part 62 extends across the first waist belt holding part 61L and the second waist belt holding part 61R, and the connecting part 62 extends between the first waist belt holding part 61L and the second waist belt holding part 61R. It is configured to connect the holding portion 61R.

The first waist belt holding part 61L includes a first base part 611L that has cushioning properties that can absorb force applied in the thickness direction, and a first holding body part 612L that is provided on the first base part 611L and holds the first waist belt 52L. and. The first waist belt holding part 61L has enough elasticity to be deformable in response to external force, and has enough rigidity to stand on its own while holding the first waist belt 52L.

The first base 611L has one surface in the thickness direction (the surface shown in FIG. 4) configured as a contact surface 611a that contacts the seated person C, and the other surface in the thickness direction that contacts the first waist belt 52L held by the belt holding surface 611b. It is configured as. The contact surface 611a is a surface made of a material with good air permeability, such as mesh fabric. The first base 611L is a bag-shaped portion formed by overlapping two pieces of cloth in the thickness direction and sewing the outer edges together, and includes a plate-shaped reinforcing portion 613 inside. The reinforcing portion 613 is a plate-shaped elastic body, and reinforces the rigidity of the first base portion 611L. The reinforcing portion 613 is provided so as to extend to one end of the first base portion 611L in the width direction from the other end (root portion 616 described later). Furthermore, the first base portion 611L includes a fixed portion 614 to which a fixing portion 615 of a first holding main body portion 612L, which will be described later, can be engaged and detached. The fixed portion 614 of this embodiment is the male side of the snap.

The first holding main body part 612L is a part that engages with the first waist belt main body 521L of the first waist belt 52L and holds the first waist belt main body 521L. The first holding main body part 612L of this embodiment is a band-shaped part connected to the first base part 611L, and one end part in the stretching direction is fixed to the first base part 611L, and the other end part in the stretching direction is A fixing portion 615 is provided that is detachable from the base portion 611L. The fixing part 615 can be attached to and detached from the fixed part 614 provided on the first base part 611L in a state where the first holding main body part 612L overlaps with the belt holding surface 611b side of the first base part 611L. Now for the female side of the snap. When the fixing part 615 is locked to the fixed part 614, the first base part 611L and the first holding main body part 612L form a closed ring.

Such a first waist belt holding portion 61L holds the first waist belt main body 521L by being wound along the outer peripheral surface of the first waist belt main body 521L. Specifically, with the first waist belt main body 521L stacked on the belt holding surface 611b of the first base 611L, the fixing part 615 of the first holding main body part 612L is engaged with the fixed part 614 of the first base 611L. By stopping, the portion between the first base end 523L of the first waist belt body 521L and the first fastener 541L is inside the closed ring formed by the first base 611L and the first holding body 612L. and holds the first waist belt 52L. Further, the first waist belt holding part 61L can be removed from the first waist belt 52L by releasing the lock between the fixing part 615 and the fixed part 614. Furthermore, the other end of the first waist belt holding part 61L in the width direction is configured as a root part 616, and the root part 616 is pushed to one side in the width direction by the urging part 44 (first urging part) as described later. energized.

The second waist belt holding part 61R is configured similarly to the first waist belt holding part 61L, except that it is configured to hold the second waist belt 52R. That is, the second waist belt holding portion 61R is provided with a bag-shaped second base portion 611R having a contact surface 611a on one surface in the thickness direction and a belt holding surface 611b on the other surface, and a second waist belt holding portion 61R. A second holding main body portion 612R that holds the second waist belt 52R is provided. The second base portion 611R also has a reinforcing portion 613 that is provided inside and extends from one end (root portion 616) in the width direction of the second base portion 611R to the other end, and engages with the fixing portion 615 of the second holding main body portion 612R. A removable fixed portion 614 is provided. The second holding main body portion 612R is a band-shaped portion connected to the second base portion 611R, and one end portion in the stretching direction is fixed to the second base portion 611R, and a fixing portion 615 is provided at the other end portion in the stretching direction. It is being Further, one end of the second waist belt holding portion 61R in the width direction is configured as a root portion 616, and the root portion 616 is urged toward the other side in the width direction by the urging portion 44 (second urging portion) as described later. Forced.

Such a second waist belt holding portion 61R holds the second waist belt main body 521R by being wound along the outer peripheral surface of the second waist belt main body 521R. Specifically, the fixing part 615 of the second holding main body part 612R is engaged with the fixed part 614 of the second base part 611R while the second waist belt main body 521R is overlapped with the belt holding surface 611b of the second base part 611R. By stopping, the portion between the second base end 523R of the second waist belt main body 521R and the second locking tool 541R is inside the closed ring formed by the second base 611R and the second holding main body 612R. is accommodated to hold the second waist belt 52R. Further, the second waist belt holding portion 61R can be removed from the second waist belt 52R by releasing the lock between the fixing portion 615 and the fixed portion 614. Furthermore, the second waist belt holding part 61R has one end in the width direction as a root part 616, and the root part 616 is urged toward the other side in the width direction by the urging part 44 (second urging part) as described later. Forced.

In this embodiment, the widthwise length L1 of the first waist belt holding part 61L is the length from the first waist belt connecting part 36L of the seat seat 32 to the vertical center of the armrest 34 provided on one side in the width direction. The length L3 in the width direction of the second waist belt holding portion 61R is longer than the distance from the second waist belt connecting portion 36R of the seat portion 32 to the center portion of the armrest 34 provided on the other side in the width direction. long. Further, the widthwise length L1 of the first waist belt holding portion 61L is shorter than the length from the first base end portion 523L to the first locking device stop portion 522L in the first waist belt main body 521L, and The length L3 in the width direction of the holding portion 61R is shorter than the length from the second base end portion 523R to the second fastener stopper portion 522R in the second waist belt main body 521R.

The connecting part 62 is a band-shaped part extending across the first waist belt holding part 61L and the second waist belt holding part 61R, and connects the first waist belt holding part 61L and the second waist belt holding part 61R. Specifically, one end in the width direction of the connecting portion 62 is connected to the other end in the width direction of the first base 611L, and the other end in the width direction is connected to one end in the width direction of the second base 611R. . Further, in the connecting portion 62 of this embodiment, the first base portion 611L can rotate relative to the connecting portion 62 around the connecting portion with the connecting portion 62, and the second base portion 611R can rotate relative to the connecting portion 62. It is connected to the first base 611L and the second base 611R so as to be rotatable relative to the connecting portion 62 about the connecting portion.

Furthermore, the length L2 of the connecting portion 62 in the present embodiment in the width direction is shorter than the distance in the width direction between the first waist belt connecting portion 36L and the second waist belt connecting portion 36R. Furthermore, the length L2 of the connecting portion 62 in the width direction is shorter than the distance in the width direction of the pair of waist belt loop portions 434.

As shown in FIGS. 5 to 7, the waist belt holder 6 has a connecting portion 62 provided between the top surface of the bottom portion 4 and the top surface of the seat seat portion 32, and a first waist belt holder 61L and a second waist belt holder 61L. The belt holding part 61R is installed on the seat body 2 in a state extending upward from the padding part 4. The waist belt holder 6 of this embodiment is arranged such that the connecting portion 62 is located between the lower surface of the padding portion 4 (inner cushion portion 42) and the upper surface of the seat seat portion 32. Here, in the waist belt holder 6, the first waist belt holder 61L and the second waist belt holder 61R extend upward from the padding part 4, and the contact surface 611a is located on the inner side in the width direction, and the belt It is installed so that the holding surface 611b is positioned outward in the width direction. Further, when the waist belt holder 6 is installed on the seat body 2, the first waist belt holding part 61L holds the first waist belt main body 521L, and the second waist belt holding part 61R holds the second waist belt main body 521R. By holding , the waist belt 52 is held.

As shown in FIG. 7, the first waist belt holding portion 61L disposed on the seat body 2 is in a state in which the root portion 616 is located between the upper surface of the padding portion 4 and the upper surface of the seat seat portion 32. Here, the base portion 616 is arranged so as to be located between the lower surface of the bottom portion 4 (inner cushion portion 42) and the upper surface of the seat seat portion 32 (at the position of the waist belt loop portion 434). Further, the first waist belt holding portion 61L has a root portion 616 disposed on the first base end portion 523L side in the length direction of the first waist belt 52L, and the root portion 616 in the width direction of the first waist belt 52L. A portion on one side of 616 extends upward from the padding portion 4. In this embodiment, the length L2 of the connecting portion 62 in the width direction is configured to be shorter than the distance in the width direction between the first waist belt connecting portion 36L and the second waist belt connecting portion 36R. A portion of the root portion 616 is located below the bottom portion 4 (specifically, the inner cushion portion) located above the portion 36L. In this state, the biasing part 44 (first biasing part) abuts the root part 616 from the other side in the width direction of the seat body 2 and applies force to the root part 616. is biased toward one side. Specifically, the biasing portion 44 (first biasing portion) applies a force to the root portion 616 in any direction from one side in the width direction to the downward direction, and the force causes the root portion 616 to It is biased to one side in the width direction. In this embodiment, the biasing portion 44 (first biasing portion) contacts the root portion 616 at several points, and applies a force in any direction from one side in the width direction downward to the root portion as a resultant force. 616 and the resultant force, the root portion 616 is urged to rotate toward one side in the width direction about the connection portion with the connection portion 62 as an axis. Then, the first waist belt holding part 61L falls to one side in the width direction due to the urging of the urging part 44 (first urging part), so that one end in the width direction leans against the armrest 34, as shown in FIG. It will be in a state where it is stuck. In addition, the first waist belt holding portion 61L maintains a state in which a portion on one side of the base portion 616 (a portion extending upward from the padding portion 4) is spaced upward from the upper surface of the padding portion 4 due to its own rigidity. do.

The first waist belt holding part 61L is urged by the urging part 44 (first urging part) and is in a state of leaning against the armrest 34, so that the first waist belt holding part 61L is held by the first waist belt holding part 61L. The belt 52L is guided so as to extend along the first waist belt holding section 61L. Therefore, the first waist belt 52L has a state in which the first waist belt main body 521L rises upward from the seat seat portion 32 and the bottom portion 4, and extends from the first waist belt connecting portion 36L toward one side in the width direction. Become. Therefore, it is possible to prevent the first waist belt 52L from falling inward in the width direction and resting on the seat body 2 (in this embodiment, the padding portion 4). Further, the first locking tool 541L locks on one end in the width direction of the first waist belt holding part 61L, and moves toward the first base end 523L in the length direction of the first waist belt main body 521L. is regulated. Therefore, the first waist belt holding portion 61L can hold the first locking tool 541L at a position separated from the seat main body 2, so that it is possible to suppress the first locking tool 541L from being placed on the seat main body 2.

The second waist belt holding part 61R arranged on the seat body 2 is symmetrical with the first waist belt holding part 61L with respect to the center in the width direction. That is, the second waist belt holding portion 61R has a root portion 616 located between the top surface of the padding portion 4 and the top surface of the seat seat portion 32 (specifically, between the bottom surface of the padding portion 4 (inner cushion portion 42) and the seat seat portion 32). (between the top surfaces of). Further, the second waist belt holding portion 61R has a root portion 616 disposed on the second base end portion 523R side in the length direction of the second waist belt 52R, and the root portion 616 in the width direction of the second waist belt 52R. The portion on the other side of 616 extends upward from the padding portion 4. In this embodiment, since the length L2 of the connecting portion 62 in the width direction is configured to be shorter than the distance in the width direction between the first waist belt connecting portion 36L and the second waist belt connecting portion 36R, the second waist belt connecting portion A portion of the root portion 616 is located below the bottom portion 4 (specifically, the inner cushion portion) located above the portion 36R. In this state, the biasing portion 44 (second biasing portion) contacts the base portion 616 from one side in the width direction of the seat body 2, and biases the base portion 616 toward the other side. Specifically, the biasing portion 44 (second biasing portion) applies a force to the root portion 616 in any direction from the other side in the width direction downward, and the force causes the root portion 616 to It is urged toward the other side in the width direction. In this embodiment, the biasing portion 44 (second biasing portion) contacts the root portion 616 at several points and applies a force in any direction from the other side in the width direction downward to the root portion as a resultant force. 616 and the resultant force, the root portion 616 is urged to rotate toward the other side in the width direction about the connection portion with the connection portion 62 as an axis. Then, the second waist belt holding part 61R falls to the other side in the width direction due to the urging of the urging part 44 (second urging part), and as shown in FIG. It will be in a leaning position. In addition, the second waist belt holding portion 61R maintains a state in which a portion on the other side of the base portion 616 (a portion extending upward from the padding portion 4) is spaced upward from the top surface of the padding portion 4 due to its own rigidity. do.

The second waist belt holding part 61R is biased and is in a state of leaning against the armrest 34, so that the second waist belt 52R held by the second waist belt holding part 61R is held by the second waist belt holding part 61R. It is guided so as to extend along the portion 61R. Therefore, the second waist belt 52R has a state in which the second waist belt main body 521R rises upward from the seat seat portion 32 and the padding portion 4, and extends from the second waist belt connecting portion 36R toward the other side in the width direction. Become. Therefore, it is possible to prevent the second waist belt 52R from falling inward in the width direction and resting on the seat body 2 (in this embodiment, the bottom portion 4). Further, the second locking tool 541R locks onto the other end in the width direction of the second waist belt holding portion 61R, and moves toward the second base end portion 523R in the length direction of the second waist belt main body 521R. things are regulated. Therefore, the second waist belt holding portion 61R can hold the second locking tool 541R at a position spaced apart from the seat body 2, so that the second locking tool 541R can be prevented from being placed on the seat main body 2.

In this embodiment, the length of the connecting portion 62 in the width direction is shorter than the distance in the width direction of the pair of waist belt passing portions 434, so the root portion 616 of the first waist belt holding portion 61L and the second waist belt holding portion 61R The root portion 616 is located inward in the width direction from the pair of waist belt loop portions 434. Therefore, the root portion 616 of the first waist belt holding portion 61L and the root portion 616 of the second waist belt holding portion 61R can reliably contact the biasing portion 44 (the first biasing portion and the second biasing portion). can.

According to the belted seat 1 and the waist belt holder 6 configured as described above, as shown in FIG. , and the base portion 616 of the first waist belt holding portion 61L is biased toward one side in the width direction by the biasing portion 44 (first biasing portion), so that the first waist belt 52L is attached to the seat body 2. It is possible to prevent the situation from occurring. Therefore, the effort of avoiding the waist belt 52 when sitting down can be reduced.

Furthermore, since the waist belt holding section 61 is removable from the waist belt 52 and the seat body 2, the waist belt holding section 61 can be attached and removed as needed. Therefore, convenience is improved.

Furthermore, the bottom part 4 includes a biasing part 44 (first biasing part), and the biasing part 44 (first biasing part) contacts the root part 616 of the first waist belt holding part 61L to one side in the width direction. Since it is biased toward the side, the base portion 616 of the first waist belt holding portion 61L is reliably biased toward one side in the width direction by the biasing portion 44 (first biasing portion).

Further, when the seated person C is not seated, the second waist belt holding portion 61R holds the second waist belt 52R, and the root portion 616 of the second waist belt holding portion 61R Since the second waist belt 52R is urged toward the other side in the width direction by the second urging section), it is possible to prevent the second waist belt 52R from resting on the seat body 2. Therefore, the effort of avoiding the waist belt 52 when sitting down can be reduced.

Furthermore, since the length L1 in the width direction of the first waist belt holding part 61L is longer than the distance from the first waist belt connecting part 36L to the center part of the armrest 34 in the vertical direction, the first waist belt 52L can be securely attached. It can be guided to the part where the armrest 34 is provided in the width direction. Therefore, it is possible to reliably prevent the waist belt 52 from resting on the seat body 2.

Further, since the first waist belt holding portion 61L has elasticity to the extent that it can be deformed by receiving an external force, the first waist belt 52L is attached to the first waist belt main body 521L as shown in FIG. The first locking tool 541L is locked to the locked tool 512 with the holding portion 61L attached, and the seated person C can be fixed to the seat body 2. Furthermore, the first base 611L of the first waist belt holding part 61L is provided with a belt holding surface 611b and a contact surface 611a on one side and the other side in the thickness direction, and is configured to be able to absorb force applied in the thickness direction. Therefore, the impact received by the seated person C from the first waist belt 52L can be absorbed. Therefore, the comfort during sitting can be improved while reducing the effort required when sitting.

Furthermore, as shown in FIG. 6, the length L1 from one end in the width direction of the first waist belt holding part 61L to the other end (root part 616) is the length L1 in the length direction of the first waist belt main body 521L. Since it is shorter than the distance from the first proximal end 523L to the first fastener stopper 522L, the one end in the width direction of the first waist belt holding part 61L is closer to the first proximal end 523L than the first fastener 541L. Since it is located on the side, interference of the first waist belt holding portion 61L when locking the first locking tool 541L to the locked tool 512 can be suppressed.

Although the embodiments of the present invention have been described above with reference to one example, the present invention is not limited to the embodiments described above, and various changes can be made without departing from the gist of the present invention.

For example, although the case has been described in which the belted seat 1 is a child seat placed in a car seat, the present invention is not limited to this configuration, and may also be configured as a child seat installed in a vehicle other than a car, such as a bicycle. can.

Furthermore, as shown in FIGS. 8 and 9, for example, the belted seat 1 can be configured as a part of a baby carriage. Specifically, the baby carriage includes a seat main body 2, wheels (not shown) connected to the lower part of the seat main body 2, a waist belt 52 connected to the seat main body 2, and a waist belt holder 6. The seat body 2 includes a seat part 3 that constitutes an outer shell of the seat body 2 and a padding part 4 that is laid on the seat part 3. A first waist belt connection part 36L and a second waist belt connection part 36R are provided. Note that the padding section 4 of this embodiment includes only the cover section 41 and does not include the inner cushion section 42. The first waist belt connecting portion 36L and the second waist belt connecting portion 36R are annular portions through which the belt-shaped waist belt 52 can be inserted. The waist belt 52 is configured such that one end in the longitudinal direction of one belt-like body is configured as a first waist belt 52L, and the other end is configured as a second waist belt 52R, and the first waist belt connecting portion 36L and the second waist belt 52L are connected to each other. It is inserted through the waist belt connecting portion 36R and fixed to the seat body 2. The waist belt holder 6 has the same configuration as the waist belt holder 6 in the embodiment described above. Even with such a configuration, as shown in FIG. 9, when the seated person C is not seated, the first waist belt holding section 61L holds the first waist belt 52L, and the first waist belt holding section 61L holds the first waist belt 52L. Since the base portion 616 of the portion 61L is biased toward one side in the width direction by the biasing portion 44 (first biasing portion), it is possible to prevent the first waist belt 52L from resting on the seat body 2. Therefore, the effort of avoiding the waist belt 52 when sitting down can be reduced.

Further, although a case has been described in which the waist belt 52 is connected to the seat seat portion 32, the present invention is not limited to such a configuration, and a configuration in which the waist belt 52 is connected to the padding portion 4, for example, may also be adopted.

Furthermore, although a case has been described in which the waist belt holding portion 61 is detachable, the present invention is not limited to such a configuration, and a configuration in which the waist belt holding portion 61 is provided in a non-removable manner with respect to the seat body 2 and the waist belt 52 is also possible. When adopting such a configuration, for example, the root portion 616 of the first waist belt holding portion 61L can be fixed to the outer edge of the waist belt passage portion 434. .

Furthermore, although the case where the inner cushion part 42 is configured as the biasing part 44 (the first biasing part and the second biasing part) has been described, the structure is not limited to this, and the cover part 41 is configured as the biasing part 44. Alternatively, a biasing portion 44 (a first biasing portion and a second biasing portion) may be provided as a separate structure from the inner cushion portion 42 and the cover portion 41.

Further, although the case where the waist belt holding part 61 holds the waist belt 52 by being wrapped around the outer peripheral surface of the waist belt 52 has been described, the structure is not limited to this, and for example, the waist belt holding part 61 may have a structure in which the waist belt 52 is held between the waist belts 52. , various configurations capable of holding the waist belt 52 can be adopted.

Furthermore, although the first locking tool 541L and the second locking tool 541R are both tongues and are locked to a buckle as the locked tool 512 provided on the crotch belt 51, such a case is described. The configuration is not limited, and one of the first locking tool 541L and the second locking tool 541R is configured as a tongue, and the other is configured as a buckle, and the first locking tool 541L is locked to the second locking tool 541R. It can also be configured.

Moreover, although the case where the waist belt holding part 61 is provided with the first waist belt holding part 61L and the second waist belt holding part 61R has been described, it is not limited to such a configuration, and may include only the first waist belt holding part 61L. It can also be configured.

Further, although the belted seat 1 having a so-called five-point seat belt including a pair of shoulder and waist belts 54 and a crotch belt 51 has been described as an example, the belt-equipped seat 1 is not limited to such a configuration. It may also be configured to include a point-type seat belt.

Further, although the first waist belt connecting portion 36L and the second waist belt connecting portion 36R are provided in the seat seat portion 32 apart from the armrest 34 in the width direction, the first waist belt connecting portion 36L and the second waist belt connecting portion 36R are not limited to such a configuration. It may also be configured to be provided at a position not separated from the armrest 34 of the seat portion 32.

Furthermore, a case has been described in which the first waist belt holding part 61L and the second waist belt holding part 61R are provided with the reinforcing part 613 to increase the rigidity of the first base part 611L and the second base part 611R. The structure is not limited to this, and the first waist belt holding part 61L and the second waist belt holding part 61R may have a structure in which the reinforcing part is not provided. When adopting such a configuration, for example, the first base portion 611L and the second base portion 611R themselves can be made of a material that is rigid enough to be self-supporting.

Further, although the case has been described in which the connecting portion 62 is provided between the upper surface of the seat portion 32 and the lower surface of the padding portion 4, the connecting portion 62 is not limited to such a configuration. It can also be configured such that it is provided between the cover portion 41 and the inner cushion portion 42 .

DESCRIPTION OF SYMBOLS 1... Seat with belt, 2... Seat body, 3... Seat part, 31... Seat back, 32... Seat seat part, 33... Seat side part, 34... Armrest, 35L... First shoulder belt connection part, 35R... Second Shoulder belt connection part, 36L...First waist belt connection part, 36R...Second waist belt connection part, 37...Thigh belt connection part, 4...Bed part, 41...Cover part, 41a...Seam, 41b...Hole, 42... Inner cushion part, 42a...notch part, 43...belt looping part, 431...crotch belt looping part, 432...crotch cushioning part, 433...shoulder belt looping part, 434...waist belt looping part, 44...biasing part, 5 ...belt, 51...crotch belt, 511...crotch belt portion, 512...locked device, 52...waist belt, 52L...first waist belt, 52R...second waist belt, 521L...first waist belt main body, 521R... Second waist belt main body, 522L...first fastener stopper, 522R...second fastener stopper, 523L...first base end, 523R...second base end, 53...shoulder belt, 53L...first One shoulder belt part, 53R...Second shoulder belt part, 54...Shoulder/waist belt, 54L...First shoulder/waist belt, 54R...Second shoulder/waist belt, 541L...First fastener, 541R...Second fastener , 542... Shoulder/waist belt main body, 55... Belt length adjustment mechanism, 551... Adjustable belt, 552... Adjustable belt chuck, 6... Waist belt holder, 61... Waist belt holder, 61L... First waist belt holder, 61R...Second waist belt holding part, 611L...First base, 611R...Second base, 611a...Contact surface, 611b...Belt holding surface, 612L...First holding body part, 612R...Second holding body part, 613... Reinforcement part, 614... Fixed part, 615... Fixed part, 616... Root part, 62... Connecting part, C... Seated person

Claims

The seat includes a seat body on which a seated person sits, a waist belt that fixes the waist of the seated person sitting on the seat body to the seat body, and a waist belt holding portion that holds the waist belt,
The seat body includes a first waist belt connecting portion disposed on one side of the center portion of the seat body in the width direction,
The waist belt includes a first waist belt main body formed in a band shape having a first base end on one side in the length direction, and a first waist belt body that is spaced apart from the first base end in the length direction. a first locking device attached to the first waist belt main body,
The first waist belt main body has the first base end connected to the first waist belt connection part,
The waist belt holding portion includes a first waist belt holding portion that holds the first waist belt main body between the first base end portion and the first locking tool in the length direction of the waist belt. ,
The seat body is a belted seat including a first biasing portion that biases a root portion of the first waist belt holding portion located on the first proximal end side toward one side in the width direction of the seat body.
The belted seat according to claim 1, wherein the waist belt holding section is removable from the seat body and the waist belt.
The seat body includes a seat portion forming an outer shell of the seat body, and a padding portion disposed inside the seat portion,
The seat portion includes the first waist belt connecting portion,
The first base end portion of the first waist belt main body is connected to the first waist belt connection portion,
The bed section includes the first biasing section,
The belted seat according to claim 1, wherein the first biasing portion is configured to abut the base portion from the other side in the width direction of the seat body.
The waist belt includes a second waist belt main body formed in a band shape having a second base end on one side in the length direction, and a second waist belt main body that is spaced apart from the second base end in the length direction. a second locking device attached to the second waist belt main body,
The seat body includes a second waist belt connecting portion disposed on the other side of the center portion of the seat body in the width direction,
The second waist belt main body has the second base end connected to the second waist belt connection part,
The waist belt holding part includes a second waist belt holding part that holds the second waist belt main body between the second base end part and the second locking tool in the length direction of the waist belt. ,
2. The seat body according to claim 1, wherein the seat body includes a second biasing portion that biases a root portion of the second waist belt holding portion disposed on the second proximal end side toward the other side in the width direction of the seat body. Seat with belt as described.
A seat body on which a seated person sits, and a waist belt that fixes the waist region of the seated person sitting on the seat body to the seat body,
The seat body includes a first waist belt connection portion and a second waist belt connection portion that are spaced apart from each other in the width direction of the seat body,
The waist belt includes a first waist belt main body formed in a band shape having a first base end on one side in the length direction, and a first waist belt body that is spaced apart from the first base end in the length direction. a first locking tool attached to the first waist belt body; a second waist belt body formed in a band shape having a second base end portion on one side in the length direction; and the second base end portion. a second locking device attached to the second waist belt main body so as to be spaced apart from each other in the length direction;
The first waist belt main body has the first base end connected to the first waist belt connection part,
The second waist belt main body is a waist belt holder that can be attached to a seat with a belt, the second base end of which is connected to the second waist belt connection part,
a first waist belt holding portion that holds the first waist belt main body between the first base end portion and the first locking tool in the length direction of the waist belt;
a second waist belt holding portion that holds the second waist belt main body between the second base end portion and the second locking device in the length direction of the waist belt;
A waist belt holder comprising: a connecting part that connects the first waist belt holder and the second waist belt holder.