JP2013001197A - Seat belt device of vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an economical seat belt device by securing the safety of an occupant who sits on a rear seat or a user who sits on a wheelchair by a single seat belt device.SOLUTION: One end of a belt 3 is fixed to the lower portion of a rear seat 2 on one side of a vehicle, and a first tongue 4 is attached to the intermediate portion of the belt 3. A retractor 5 is provided at the upper portion of the rear seat 2 on one side of the vehicle. A first buckle 6 which makes the first tongue 4 engaged with the belt 3 while the belt is withdrawn from the retractor 5 is provided at the general center of the rear seat 2. A belt guide 7 to which the belt 3 withdrawn from the retractor 5 is removably attached and which guides the belt is provided at the retractor 5 at the upper side of the vehicle. A second buckle 8 with which the first tongue 4 is engaged by attaching the belt 3 withdrawn from the retractor 5 to the belt guide 7, and which allows the intermediate portion of the belt 3 to be installed aslant between the shoulder and waist of an occupant X sitting on the rear seat 2 and to be further installed around the waist of the occupant X is provided at the lower portion of the rear seat 2 at the other side of the vehicle.

Description

  The present invention relates to a rear seat and a seat belt device for a wheelchair that are used in a vehicle that includes a rear seat in a wheelchair accommodation room that accommodates a wheelchair, and that can move the rear seat from an installation space when the wheelchair is entered into the wheelchair accommodation room.

  Conventionally, for example, in a vehicle disclosed in Patent Document 1, a wheelchair accommodation room that can accommodate a wheelchair is formed at the rear of the vehicle from the rear seat, and a passenger seated in the rear seat and a user seated in the wheelchair are provided. It can be transported at the same time. And in order to ensure the safety | security at the time of both said vehicle driving | running | working, the seatbelt apparatus for rear seats and the seatbelt apparatus for wheelchairs are each provided exclusively.

  On the other hand, some vehicles having a wheelchair storage room cannot carry a passenger seated in a rear seat and a user seated in a wheelchair as described above. For example, the vehicle disclosed in Patent Document 2 is a rear seat. Is provided in the wheelchair storage room, and when the user enters the wheelchair, the rear seat is folded and rotated forward of the vehicle so that the wheelchair is placed in the empty space after the rear seat is moved.

Japanese Patent Laying-Open No. 2008-149875 (paragraphs 0013 to 0016, FIG. 1) JP-A-2005-192740 (paragraphs 0050, 0052 columns, FIG. 1)

  By the way, in a vehicle such as Patent Document 2, if a seat belt device for a rear seat and a seat belt device for a wheelchair are provided for exclusive use as in Patent Document 1, respectively, a passenger seated in the rear seat and a use seated in the wheelchair Since one person cannot be transported at the same time, either one of the seat belt devices is not used, which is uneconomical.

  Therefore, in order to eliminate this inconvenience, it is conceivable that the seat belt device for the rear seat is also used for the wheelchair.

  However, since the position of the user seated in the wheelchair is different from the position of the passenger seated in the wheelchair, the position of the seatbelt device for the rear seat is suitable for the user sitting in the wheelchair as it is. Thus, it is impossible to secure the safety of the user sitting in the wheelchair.

  The present invention has been made in view of such a point, and the object of the present invention is to be either a state where an occupant is seated in a rear seat or a state where a wheelchair is accommodated in a wheelchair accommodation room. An object of the present invention is to provide an economical seat belt device while ensuring the safety of the passenger or the user with a single seat belt device.

  In order to achieve the above object, the present invention provides a belt guide and a wheelchair for removably attaching a belt drawn from a retractor for a rear seat and guiding the movement of the belt without providing a retractor for a wheelchair. By providing the buckle, the seat belt device for the rear seat and the seat belt device for the wheelchair are combined.

  Specifically, in the rear seat and wheelchair seat belt device used in a vehicle in which a rear seat is movably provided from the installation space when entering the wheelchair in a wheelchair accommodation room for accommodating a wheelchair, I took it.

  That is, in the first invention, a belt having one end fixed to one vehicle side lower portion of the rear seat and a first tongue attached to the middle portion, and one vehicle side upper portion of the rear seat are provided. A retractor that winds up the belt so that the belt can be pulled out, and is provided at substantially the center of the rear seat of the vehicle. The first tongue is engaged with the belt pulled out from the retractor, and the middle part of the belt is used as a rear seat. The first buckle that runs over the shoulder and waist of the occupant seated on the waist, the first buckle that runs around the occupant's waist, and the vehicle side upper part of the rear seat, the belt pulled out from the retractor is removed A belt guide that can be attached and guided; and a belt that is provided at a lower side of the other side of the rear seat and that is pulled out from the retractor. The first tongue is engaged with the belt, and the middle part of the belt is slanted from the shoulder to the waist of the user who sits in the wheelchair that has entered the empty space after moving the rear seat. And a second buckle extending around the waist.

  According to a second invention, in the first invention, the belt guide includes a belt hooking means for detachably hanging the belt, and an attachment member for attaching the belt hooking means to one vehicle side upper portion of the rear seat. The belt hooking means is pivotally supported on the lower portion of the mounting member so that the pivot axis is oriented substantially in the horizontal direction.

  According to a third invention, in the second invention, the belt hooking means includes a rotation shaft portion pivotally supported by the lower portion of the attachment member, and a lower portion of the attachment member from one end of the rotation shaft portion. The belt extends close to the rotation shaft portion and extends substantially in parallel with the extension end so that there is a gap between the mounting member and the other end of the rotation shaft portion, and the belt passes through the gap. It is characterized by having a belt hanging hook part that can be detachably hung.

  According to a fourth invention, in the second invention, the belt hooking means includes a rotation shaft portion pivotally supported by the lower portion of the attachment member and a lower portion of the attachment member from one end of the rotation shaft portion. And a gap between the belt hanging hook portion extending substantially parallel to the rotating shaft portion and the belt hanging hook portion below the belt hanging hook portion from the other end of the rotating shaft portion. And a guide hook extending in the opposite direction to the belt hook, and the belt is detachably hooked on the belt hook through the gap. .

  According to a fifth invention, in the third invention, a male screw part is formed on the outer peripheral surface of the other end of the rotating shaft part, and a swinging hook part is rocked at the extended end of the belt hooking hook part. A cylindrical portion having a female screw portion formed on the inner peripheral surface thereof is movably fitted to the swinging flange portion, and the cylindrical portion is rotated forward and backward by rotating the cylindrical portion. The female screw portion is configured to be screwed / unscrewed to / from the male screw portion of the rotating shaft portion to open / close the gap.

  According to a sixth invention, in the first invention, the belt guide includes a third buckle attached to one vehicle side upper part of the rear seat, a ring member for inserting and guiding the belt, and the ring A second tongue that is integrally fixed to the member and removably engages with the third buckle, and the belt engages the second tongue and the third buckle to thereby engage the third buckle. It is removably attached to the buckle.

  In the first invention, the position of the middle part of the belt pulled out from the retractor is changed according to the position of the user sitting on the wheelchair by the belt guide and the second buckle, and the middle part of the belt is changed by the user. Appropriately spanned from shoulder to waist. Therefore, the safety of the user seated in the wheelchair can be ensured reliably using the seat belt device for the rear seat when the wheelchair is accommodated. In addition, the safety of the user sitting in the wheelchair can be ensured only by adding the belt guide and the second buckle to the vehicle, and there is no need to add a part such as a belt or a retractor only for the user sitting in the wheelchair. It is economical because the increase in the number of points can be suppressed and the vehicle can be reduced in weight and cost.

  In the second invention, since the belt can be attached to and detached from the belt guide only by detaching the belt from the belt hooking means, the seat belt device is used for a passenger sitting on the rear seat and a user sitting on the wheelchair. It is easy and easy to switch between using and using. Further, even if the direction of the belt extending from the belt hanging means to the user's shoulder varies depending on the physique of the user sitting on the wheelchair, the belt hanging means rotates relative to the mounting member according to the variation, so the user Can be prevented from being cramped by the belt stretched over the user's body.

  In the third aspect of the invention, when the belt is hung on the belt hanger through the gap between the extension end of the belt hanger and the attachment member, the belt is surrounded by the belt hanger except for the gap. Therefore, it is difficult for the belt to be detached from the belt hooking means, and it is possible to prevent a situation in which the belt is unexpectedly detached from the belt hooking means even if a large impact is applied.

  In the fourth invention, when the belt is hooked on the belt hook through the gap between the belt hook and the guide hook while guiding the guide hook, even if the belt pulls the belt hook strongly, Since the guide hook portion supports the belt hook portion, the load carrying capability is high, and even if a large impact is applied to the vehicle, the belt hooking means is not damaged or deformed and the belt is not detached.

  In the fifth invention, when the female screw part is unscrewed from the male screw part, and the swinging hook part is swung to open the gap between the extended end of the belt hanging hook part and the mounting member, While the work of hanging the belt on the belt hook and the work of removing the belt from the belt hook are facilitated, the swing hook is swung while the belt is hung on the belt hook, and When the female screw part is screwed to the male screw part to close the gap, the belt is completely surrounded by the belt hooking means, so that the belt is detached from the belt hooking means even if a large impact is applied. Things don't happen.

  In the sixth aspect of the invention, since the belt can be attached to and detached from the belt guide only by engaging and disengaging the second tongue with the third buckle, the seat belt device is switched between the use for the rear seat and the use for the wheelchair. Work is easy and easy.

BRIEF DESCRIPTION OF THE DRAWINGS It is a side view of the vehicle rear part provided with the seatbelt apparatus which concerns on Embodiment 1 of this invention, (a) shows the state which is using the seatbelt apparatus for the passenger | crew seated in the backseat, (b) These show the state which is using the seatbelt apparatus to the user who sits down in the wheelchair accommodated in the wheelchair accommodation room. (A) is a front view of FIG. 1 (a), (b) is a front view of FIG.1 (b). It is an arrow A figure of FIG.2 (b). FIG. 4 is a view corresponding to FIG. 3 according to Embodiment 2 of the present invention. FIGS. 3A and 3B are views corresponding to FIG. 3 according to the third embodiment of the present invention, in which FIG. 3A shows a belt-engaged state in which a gap is closed by a swinging hook part, and FIG. Show. FIG. 6 is a view corresponding to FIG. 3 according to Embodiment 4 of the present invention, showing a state immediately before the second tongue is engaged with the third buckle.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. The following description of the preferred embodiment is merely exemplary in nature.
Embodiment 1 of the Invention
FIG. 1 shows a rear side of a vehicle 10 provided with a seat belt device 1 according to Embodiment 1 of the present invention. A wheelchair accommodation room 10a capable of accommodating a wheelchair Wc is provided inside the rear side of the vehicle 10. In order to store the wheelchair Wc in the wheelchair storage chamber 10a, first, the back door 10b is opened upward, and then a slope (not shown) is laid between the rear end of the floor F of the wheelchair storage chamber 10a and the ground. After handing over, the wheelchair Wc carrying the user H through the slope is put into the wheelchair accommodation chamber 10a from the ground, and the wheelchair Wc is fixed to the floor F by a wheelchair fixing device (not shown).

  As shown in FIG. 2, a pair of plate-like base members 11 extending in the vehicle front-rear direction are provided on the floor F of the wheelchair storage chamber 10 a along the left and right inner side surfaces 10 c of the vehicle 10. 11, a two-seat rear seat 2 extending in the vehicle width direction via a link mechanism 12 is pivotally supported so as to be rotatable in the front-rear direction of the vehicle.

  The rear seat 2 includes a seat cushion 2a on which an occupant X is seated, and a seat back 2b that serves as a backrest of the occupant X that is pivotally supported by the seat cushion 2a. The seat back 2b is attached to the seat cushion 2a. It can be folded by turning it forward of the vehicle.

  Then, by rotating the rear seat 2 in the folded state forward of the vehicle with respect to the base member 11 via the link mechanism 12, as shown in FIGS. 1B and 2B, While the rear seat 2 is moved from the installation space so that the wheelchair Wc can be placed in the wheelchair storage chamber 10a, the folded rear seat 2 is rotated to the rear of the vehicle via the link mechanism 12, Further, by unfolding the seat back 2b with respect to the seat cushion 2a, the occupant X can be seated on the rear seat 2 as shown in FIGS. 1 (a) and 2 (b).

  As shown in FIG. 2 (a), the seat belt device 1 includes a belt 3 having one end fixed to one vehicle side lower portion of the rear seat 2, that is, a lower portion of one inner side surface 10c in the vehicle width direction. A first tongue 4 is attached to the middle of the belt 3.

  In order to facilitate understanding of the seat belt device 1 of the present invention, a passenger seat belt device seated on the other side of the rear seat 2 is omitted from the drawing.

  A retractor 5 that winds up the belt 3 so as to be drawable is attached to one vehicle side upper portion of the rear seat 2, that is, an upper portion of the inner side surface 10 c in the vehicle width direction, and the retractor 5 is attached to the belt 3. When a predetermined force acts in the pulling direction of the belt 3, the belt 3 is prohibited from being pulled out.

  Further, a guide ring 13 that guides the belt 3 drawn out from the retractor 5 is inserted above the retractor 5 on the inner side surface 10c in the vehicle width direction and on the rear side of the vehicle from the retractor 5. It is attached.

  And the 1st buckle 6 which engages with the said 1st tongue 4 so that engagement / disengagement is possible is provided in the vehicle width direction approximate center of the said rear seat 2, as shown to Fig.1 (a) and FIG.2 (a). Further, when the belt 3 is pulled out from the retractor 5 and the first tongue 4 is engaged with the first buckle 6 while being folded back by the guide ring 13, the middle part of the belt 3 becomes a rear seat. No. 2 is crossed obliquely from the shoulder of the occupant X seated on one side in the vehicle width direction to the waist, and is also bridged around the waist of the occupant X.

  Further, a belt 3 pulled out from the retractor 5 and inserted through the guide ring 13 is disposed above the guide ring 13 on the inner side surface 10c in the vehicle width direction and on the vehicle rear side of the guide ring 13. A belt guide 7 for guiding is provided.

  As shown in FIG. 3, the belt guide 7 has a belt hooking member 71 (belt hooking means) for detachably hanging the belt 3 and a substantially triangular shape in plan view for attaching the belt hooking member 71 to the inner side surface 10c. The attachment member 77 is provided.

  The belt-hanging member 71 includes a rotation shaft portion 72 that is pivotally supported at the lower portion of the mounting member 77 so that the rotation axis is oriented in a substantially horizontal direction and in the vehicle front-rear direction, and the rotation A belt hook 73 that extends from one end (right end in FIG. 3) of the shaft portion 72 to the lower side of the mounting member 77 and extends in parallel with the rotation shaft portion 72 toward the rear of the vehicle (left side in FIG. 3). The extending end of the belt hook 73 is curved upward to form a curved end 73a, and the curved end 73a, the lower portion of the mounting member 77, and the other end of the rotating shaft 72 The belt 3 is detachably hung through the gap S so as to have a gap S therebetween.

  A second buckle 8 with which the first tongue 4 is detachably engaged is provided at the other vehicle side lower portion of the rear seat 2, that is, the lower portion of the other side surface 10c in the vehicle width direction. As shown in FIG. 2B and FIG. 2B, in a state where the wheelchair Wc is accommodated in the wheelchair accommodating chamber 10 a, the belt 3 pulled out from the retractor 5 is hung on the belt hooking member 71 to the second buckle 8. When the first tongue 4 is engaged, the middle portion of the belt 3 is slanted from the shoulder of the user H seated in the wheelchair Wc that has entered the empty space of the rear seat 2 to the waist, and the use It is designed to be stretched around the waist of person H.

  In the seatbelt device 1 according to the first embodiment configured as described above, the middle part of the belt 3 pulled out from the retractor 5 of the seatbelt device 1 is diagonally appropriate from the shoulder of the occupant X seated on the rear seat 2 to the waist. As a result, the safety of the occupant X sitting on the rear seat 2 can be ensured. Further, when the wheelchair Wc is accommodated, the position of the middle portion of the belt 3 pulled out from the retractor 5 is changed by the belt guide 7 and the second buckle 8 according to the position of the user H sitting on the wheelchair Wc. The midway part is bridged diagonally at an appropriate position from the shoulder of the upper user H to the waist. Therefore, the safety of the user H seated on the wheelchair Wc using the seat belt device 1 for the rear seat 2 can be ensured. Further, the safety of the user H seated in the wheelchair Wc can be ensured only by adding the belt guide 7 and the second buckle 8 to the vehicle 10, and the belt 3 and the retractor 5 are only for the user H seated in the wheelchair Wc. There is no need to add parts, the increase in the number of parts can be suppressed, and the weight and cost of the vehicle 10 can be reduced, which is economical.

  Further, since the belt 3 of the belt guide 7 can be attached / detached only by detaching / attaching the belt 3 to / from the belt hanging member 71, the seat belt device 1 is used for the occupant X sitting on the rear seat 2 and is seated on the wheelchair Wc. Switching to use for the user H is easy and easy.

  Further, even if the direction of the belt 3 extending from the belt hooking member 71 to the shoulder of the user H varies depending on the physique of the user H seated in the wheelchair Wc, the belt hooking member 71 is attached to the mounting member 77 according to the variation. Therefore, it is possible to prevent a situation in which the user H is cramped by the belt 3 laid over the user H's body.

In addition, when the belt 3 is hung on the belt hook 73 through the gap S between the extended end of the belt hook 73 and the attachment member 77, the belt 3 is removed by the belt hook 71 except for the gap S. Be surrounded. Therefore, it is difficult for the belt 3 to be detached from the belt hanging member 71, and it is possible to prevent the belt 3 from being unexpectedly detached from the belt hanging member 71 even when a large impact is applied.
<< Embodiment 2 of the Invention >>
FIG. 4 shows the belt guide 7 of the seat belt apparatus 1 according to the second embodiment of the present invention. In the second embodiment, only a part of the structure of the belt hooking member 71 is different from that of the first embodiment, and the other structure is the same as that of the first embodiment. The description will be omitted by substituting FIG.

  The belt hooking portion 73 of the belt hooking member 71 according to the second embodiment has a substantially L shape without the curved end portion 73a as in the first embodiment, and its extended end is the same as that of the first embodiment. The lower part of the attachment member 77 is not approached.

  Further, the belt hanging member 71 approaches the belt hanging member 73 from the other end of the rotating shaft 72 so as to have a gap S1 between the belt hanging member 73 and the belt hanging hook 73. A substantially L-shaped guide collar 74 extending in the opposite direction (front of the vehicle) to the hanging collar 73 is provided. The extended end of the belt hook 73 is close to the guide hook 74 so as to have a gap S2, and the gap S1 and the gap S2 are connected to the belt hook 73 and the guide hook. 74, the belt 3 is hung on the belt hook 73 through the gaps S1 and S2.

Therefore, according to the second embodiment of the present invention, when the belt 3 is hung on the belt hook 73 through the gaps S1 and S2 between the belt hook 73 and the guide hook 74 while being guided by the guide hook 74. Even if the belt 3 strongly pulls the belt hook 73, the guide hook 74 supports the belt hook 73, so that the load bearing is high and the belt 10 is applied even if a large impact is applied to the vehicle 10. A situation in which the belt 3 is detached due to breakage / deformation of the 71 does not occur.
<< Embodiment 3 of the Invention >>
FIG. 5 shows the belt guide 7 of the seat belt apparatus 1 according to the third embodiment of the present invention. In the third embodiment, only a part of the structure of the belt hooking member 71 is different from that of the first embodiment, and the other structure is the same as that of the first embodiment. The description will be omitted by substituting FIG.

  The attachment member 77 according to the third embodiment has a short cylindrical shape extending in the vehicle front-rear direction.

  The belt hooking member 71 has a substantially trapezoidal shape when viewed from the front, and the other end of the rotating shaft portion 72 is bent at an obtuse angle downward to form an upper bent end portion 72b. A male screw portion 72a is formed on the outer peripheral surface of 72b.

  The extended end of the belt hook 73 is bent upward at an acute angle to form a lower bent end 73b, and a gap is formed between the lower bent end 73b and the upper bent end 72b. It approaches so that it may have S3, and this clearance gap S3 is formed in the vehicle rear side (left side of FIG. 5) of the said belt hooking member 71. As shown in FIG.

  Further, a substantially cylindrical swinging collar 75 is pivotally supported on the extended end (lower bent end 73b) of the belt hook 73, and the clearance S3 is opened by a swinging operation. Switching between a state and a closed state is possible.

  Further, a cylindrical portion 76 having a female screw portion 76a formed on the inner peripheral surface thereof is fitted to the swinging flange portion 75 so as to be movable in the central axis direction of the swinging flange portion 75. As shown in FIG. 5 (a), the swinging part 75 is swung to close the gap S3 and the cylindrical part 76 is rotated forward (R1 rotation in FIG. 5 (a)). The screw portion 76a is screwed into the male screw portion 72a of the rotating shaft portion 72 to close the gap S3, while the cylindrical portion 76 is reversed in the closed state of the gap S3 by the swinging hook portion 75 ( 5 (a), the female screw portion 76a is unscrewed from the male screw portion 72a of the rotating shaft portion 72, and as shown in FIG. Is configured to open the gap S3.

Therefore, according to the third embodiment of the present invention, when the female screw portion 76a is unscrewed from the male screw portion 72a and the swinging hook portion 75 is swung to open the gap S3, the belt hooking hook portion. The operation of hanging the belt 3 on the belt 73 and the operation of removing the belt 3 from the belt hook 73 are facilitated, while the swing hook 75 is swung while the belt 3 is hung on the belt hook 73. When the female screw portion 76a is screwed to the male screw portion 72a to close the gap S3, the belt 3 is completely surrounded by the belt hooking member 71. Therefore, even if a large impact is applied, the belt 3 Does not come off the belt hooking member 71.
<< Embodiment 4 of the Invention >>
FIG. 6 shows a belt guide 7 of a seat belt device 1 according to Embodiment 4 of the present invention. In the fourth embodiment, the structure of the belt guide 7 is different from those of the first to third embodiments. Hereinafter, the overall configuration of the seat belt apparatus 1 will be omitted from the description with reference to FIGS. 1 and 2.

  The belt guide 7 according to the fourth embodiment includes a substantially rectangular ring member 15 through which the belt 3 is inserted and guided. A second tongue 16 is integrally fixed to the ring member 15.

  The belt guide 7 includes a third buckle 9 attached to the inner side surface 10c and detachably engaged with the third buckle 9. The belt 3 includes the second tongue 16 and the third buckle. 9 is engaged with the third buckle 9 in a detachable manner.

  Therefore, according to the fourth embodiment of the present invention, the belt 3 can be attached / detached to / from the belt guide 7 only by engaging / disengaging the second tongue 16 with the third buckle 9. It is easy and easy to switch between using the wheelchair and using the wheelchair Wc.

  In the first to fourth embodiments, the seat belt device 1 for the occupant seated on one side in the vehicle width direction of the rear seat 2 can be used for the wheelchair Wc, but the seat belt device 1 for the rear seat 2 is seated on the other side in the vehicle width direction. The seat belt device 1 for an occupant may be used for the wheelchair Wc. In this case, the belt guide 7 is attached to the other inner side surface 10c in the vehicle width direction, and the second buckle 8 is attached to the inner side surface 10c in the vehicle width direction.

  Further, one end of the belt 3 is fixed to the inner side surface 10c, but may be fixed to a floor F at one vehicle side lower side of the rear seat 2.

  Furthermore, although the second buckle 8 is fixed to the inner side surface 10c, it may be fixed to the floor F at the lower side of the other side of the rear seat 2.

  In addition, in the first to fourth embodiments, the rear seat 2 is folded and rotated forward of the vehicle so as to be movable from the arrangement space. However, the present invention is not limited to this. For example, the rear seat 2 is rotated to the side of the vehicle. The rear seat 2 may be removed from the vehicle 10 and may be moved from the arrangement space.

  In addition, the seatbelt apparatus 1 of this invention is applicable also when it remodels to the vehicle 10 which can accommodate a wheelchair Wc by removing a rear seat from a general vehicle.

  The present invention is suitable for a seat belt device for a rear seat and a wheelchair that is used in a vehicle that includes a rear seat in a wheelchair accommodation room that accommodates a wheelchair, and the rear seat can be moved from the installation space when entering the wheelchair. ing.

DESCRIPTION OF SYMBOLS 1 Seat belt apparatus 2 Back seat 3 Belt 4 1st tongue 5 Retractor 6 1st buckle 7 Belt guide 8 2nd buckle 9 3rd buckle 10 Vehicle 10a Wheelchair accommodation room 15 Ring member 16 2nd tongue 71 Belt hanging member (belt hanging) means)
72 Rotating shaft part 72a Male screw part 73 Belt hooking part 76a Female screw part 74 Guide hook part 75 Oscillating hook part 76 Cylindrical part 77 Mounting member S, S1, S2, S3 Gap Wc Wheelchair

Claims (6)

A seatbelt device for a rear seat and a wheelchair used in a vehicle in which a rear seat is movably provided from a setting space when entering a wheelchair in a wheelchair accommodation room for accommodating a wheelchair,
A belt having one end fixed to one vehicle side lower portion of the rear seat and a first tongue attached to a midway portion;
A retractor that is provided at one side upper part of the rear seat and winds up the belt so that it can be pulled out;
The vehicle is provided at the approximate center of the rear seat of the vehicle, and the first tongue is engaged with the belt pulled out from the retractor, and the middle part of the belt is slanted from the shoulder of the occupant seated on the rear seat to the waist. A first buckle that passes around the waist of the passenger,
A belt guide provided on one side of the rear seat on the side of the vehicle for removably attaching and guiding the belt drawn from the retractor;
An empty space provided at the lower side of the other side of the rear seat, attached to the belt guide by attaching a belt pulled out from the retractor to engage the first tongue, and an intermediate space of the belt after moving the rear seat A vehicle seat belt device comprising: a second buckle that is bridged obliquely from a shoulder of a user who sits on a wheelchair that has entered the vehicle to a waist of the user and that is wound around the waist of the user. The vehicle seat belt device according to claim 1,
The belt guide includes belt hanging means for detachably hanging the belt, and an attachment member for attaching the belt hanging means to one vehicle side upper part of the rear seat,
The vehicle seat belt structure according to claim 1, wherein the belt hooking means is pivotally supported by the lower portion of the attachment member so that the pivot axis is oriented in a substantially horizontal direction. The vehicle seat belt device according to claim 2,
The belt hanging means includes a rotation shaft portion rotatably supported by the lower portion of the attachment member,
The one end of the rotating shaft portion is spaced below the mounting member and extends substantially parallel to the rotating shaft portion, and the extending end has a gap between the mounting member and the other end of the rotating shaft portion. A vehicle seat belt device comprising: a belt hooking portion that is so close that the belt is detachably hooked through the gap. The vehicle seat belt device according to claim 2,
The belt hanging means includes a rotation shaft portion rotatably supported by the lower portion of the attachment member,
A belt hook extending from one end of the pivot shaft to the lower side of the mounting member and extending substantially parallel to the pivot shaft;
A guide hook extending from the other end of the rotating shaft to the belt hook under the belt hook so as to have a gap with the belt hook and extending in the opposite direction to the belt hook; ,
A seat belt device for a vehicle, wherein the belt is configured to be detachably hooked on the belt hooking portion through the gap. The vehicle seat belt device according to claim 3,
A male screw part is formed on the outer peripheral surface of the other end of the rotating shaft part,
A swinging hook part is pivotally supported at the extended end of the belt hooking part,
A cylindrical part having a female screw part formed on the inner peripheral surface is movably fitted to the swinging collar part,
A vehicle configured to open and close the gap by causing the female screw portion to be screwed and unscrewed to and from the male screw portion of the rotating shaft portion by rotating the cylindrical portion forward and backward. Seat belt device. The vehicle seat belt device according to claim 1,
The belt guide includes a third buckle attached to one upper side of the rear seat.
A ring member for guiding the belt through the belt;
A second tongue integrally fixed to the ring member and removably engaged with the third buckle;
The seat belt structure for a vehicle, wherein the belt is removably attached to the third buckle by engaging the second tongue and the third buckle.

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