JP4446096B2 - Folding seat for vehicles with stand legs - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an improvement of a folding vehicle seat with a stand leg.
[0002]
[Prior art]
Conventionally, as a vehicle seat or the like, a seat back 1 and a seat cushion 2 as shown in FIG. 7 are connected by a reclining mechanism 3, and a front portion of the seat cushion 2 is placed on a floor surface of a vehicle body floor by a stand leg 4. Equipped with something to stand and support. The stand leg 4 is mounted on the lower portion of the seat cushion 2 so that it can be folded and stored by supporting the shaft end with bracket plates 5a and 5b that are attached and fixed to the lower portion of the seat cushion frame. .
[0003]
The foldable seat with the stand legs is configured to support the stand legs 4 in a standing posture because the axial portions of the stand legs 4 are received by the front walls of the bracket plates 5a and 5b. However, in this stand leg part 4, an abnormal noise is generated due to the axial part rubbing against the front wall part of the bracket plate with vibration during folding operation and running, and the stand leg part or the bracket plate is damaged. It is easy to produce rust by.
[0004]
[Problems to be solved by the invention]
The present invention can prevent the generation of abnormal noise even when the stand leg is in the standing posture and folded storage, and can also prevent the stand leg from being damaged or rusted. An object of the present invention is to provide a foldable seat with a stand leg that can stably maintain the standing posture of the seat.
[0005]
[Means for Solving the Problems]
The folding seat with a stand leg according to claim 1 of the present application includes a stand leg curved in a U-shape, and the stand leg can support the seat cushion on the floor surface of the vehicle body floor. And it is prepared to be able to be folded and stored by rotating it at the bottom of the seat cushion,
A bracket plate with a substantially U-shaped cross section with left and right side plates is attached and fixed to the lower part of both sides of the seat cushion frame,
The stand leg part inserts each U-shaped shaft end part between the side plates with respect to each bracket plate, and spans between the side plates a support shaft that passes through the axis part near each shaft end part. Fixed and pivotally attached to the fulcrum,
Each bracket plate is provided between the side plates with the rubber elastic damper positioned on the lower front side of the mounting position of the support shaft,
The damper has a stopper part extending between the side plates and a projecting part extending from the front part to the lower part of the side plate,
The stopper part is a support part that receives and supports the stand leg in a standing posture, and the overhanging part comes into contact with the floor surface of the vehicle body floor as the seat cushion in the folded storage state of the stand leg part falls forward It is comprised by providing as a buffer part.
[0006]
In the folding seat with a stand leg according to claim 2 of the present application, the damper is configured by fixing and fixing the reinforcing pin embedded and mounted in the stopper portion between the side plates to the bracket plate. Yes.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
In the following, referring to FIGS. 1 to 6, the seat with the stand leg portion shown in the figure stands and supports the front portion of the seat cushion 2 on the floor surface of the vehicle body floor F in the same manner as shown in FIG. 7. A light truck that can be folded as a whole by having a stand leg 4 and assembling the seat cushion 2 so that it can be folded on the seat back 1 and folding the stand leg 4 below the seat cushion 2 so that it can be stored. It is configured for an assistant seat.
[0008]
As the stand leg portion 4, a metal pipe member that is curved in a U shape is provided. As shown in FIG. 1, the stand leg portion 4 is supported by a bracket plate 11 (only one side is shown) that is fixedly attached to the lower part of the front side of the seat cushion frame 10. The bracket plate 11 is provided with a damper 13 for receiving and supporting the stand leg portion 4 in a standing posture by positioning the axis portion of the stand leg portion 4 at a lower front side than the mounting position of the support shaft 12 for bearing support. It is .
[0009]
As shown in FIG. 2, the bracket plate 11 is provided with a metal plate bent in a substantially U-shaped cross section having left and right side plates 11a and 11b facing each other. With respect to the bracket plate 11, the stand leg portion 4 is inserted between the side plates 11 a and 11 b at the end portions of the shafts, and the support shafts 12 that are fixed between the side plates 11 a and 11 b are located near the end portions of the shafts. The shaft is supported rotatably by being inserted into the shaft portion.
[0010]
The damper 13 is provided with a rubber elastic body. As shown in FIGS. 3 and 4, the damper 13 is provided with a cylindrical portion 13 a as a stopper portion that receives and supports the axial portion of the stand leg portion 4. In the cylindrical portion 13a, a reinforcing pin 13b such as a split pin is embedded and mounted in a direction orthogonal to the axis portion of the stand leg portion 4 so as to serve as a support shaft for spanning and fixing the entire damper between the side plates 11a and 11b. ing.
[0011]
The damper 13 is provided with an overhanging portion 13c that fits from one side of the side plates 11a and 11b and the front to the lower edge (see FIG. 1) . As will be described later, the overhang portion 13c is provided as a buffer for preventing damage when the seat cushion 2 is inadvertently moved forward.
[0012]
Its damper 13 right, formed in symmetrical structure as the left side, the side plates 11a of each bracket plate 11 for attaching and fixing both sides towards the front lower portion of the seat cushion frame 10, Ru Tei attached to 11b. Each bracket plate 11, Ru Tei fixedly attached to the seat cushion frame clamping bolt 14 is inserted through the top plate (see FIG. 1).
[0013]
In the foldable seat with the stand leg portion configured as described above, when the seat cushion 2 is stood and supported on the floor surface of the vehicle body floor F, the cylindrical portion 13a of the damper 13 abuts against and supports the axis portion of the stand leg portion 4. Therefore, it is possible to prevent abnormal noise from being generated even if they are rubbed with each other during running, and the stand leg 4 or the bracket plate 11 is not damaged, and rust or the like does not occur.
[0014]
Since the stand leg portion 4 is received and supported by the cylindrical portion 13a of the damper 13 positioned on the lower front side of the mounting position of the support shaft 12 supported by the bracket plate 11, the stand leg portion 4 can stably maintain a standing posture. . In the standing posture of the stand leg 4, it is preferable to set the mounting position of the damper 13 so that the grounding point on the vehicle body floor F is located slightly ahead of the bearing position by the support shaft 12.
[0015]
In addition, the cylindrical portion 13a of the damper 13 includes a reinforcing pin 13b such as a split pin that also serves as a support shaft that spans and fixes the entire damper between the side plates 11a and 11b, and is orthogonal to the axis portion of the stand leg 4 The stand leg 4 can be received and supported in a standing posture more stably.
[0016]
As shown in FIG. 5, the folding seat with the stand legs is assembled so that the seat cushion 2 can be folded so as to be applied to the seat back 1, and the stand legs 4 are provided at the lower part of the seat cushion 2 so that they can be folded and stored. It can be folded and stored as a whole. Even when the seat cushion 2 is tilted forward without standing the stand leg 4 from the folded and stowed state of the stand leg 4, the overhanging portion 13c of the damper 13 contacts the floor surface of the vehicle body floor F as shown in FIG. This prevents damage to the seat cushion.
[0017]
The bearing portion of the stand leg 4 including the bracket plate 11 can be covered with a resin cover 15 as shown in FIGS. Even in this case, the overhanging portion 13c of the damper 13 may be assembled so as to protrude to the outside.
[0018]
【The invention's effect】
As described above, according to the foldable seat with the sland legs according to claim 1 of the present application, the stand legs are positioned by moving the stand legs to the lower front side with respect to the mounting positions of the support shafts that support the bracket plate. By installing a rubber elastic damper that is received and supported in the standing position on the bracket plate, when the seat cushion is placed and supported on the floor surface of the vehicle body floor, the damper hits the axis of the stand leg and supports it Therefore, it is possible to prevent abnormal noise from being generated even if they are rubbed with each other during traveling, and to prevent the stand leg portion or the bracket plate from being damaged or rusting from occurring.
[0019]
Further , even if the seat cushion is tilted forward without standing the stand leg from the folded state of the stand leg , the overhanging portion of the damper abuts against the floor surface of the vehicle body floor, so that the seat cushion or the like can be prevented from being damaged .
[0020]
According to the foldable seat with the stand leg according to claim 2 of the present application, the damper is embedded with the reinforcing pin embedded in the direction orthogonal to the axis part of the stand leg, so that the stand leg can be more stably installed. It can be received and supported by the posture.
[Brief description of the drawings]
FIG. 1 is a side view showing a frame structure of a folding seat with a stand leg according to the present invention.
FIG. 2 is a partial perspective view showing the frame structure of FIG. 1 with a bearing portion of a stand leg portion.
FIG. 3 is a side view showing a damper provided in the frame structure of FIG. 1;
4 is a front view showing the damper of FIG. 3; FIG.
FIG. 5 is a perspective view showing a folding sheet with a stand leg according to the present invention as a whole;
FIG. 6 is an explanatory view showing advantages of a folding seat with a stand leg according to the present invention.
FIG. 7 is an explanatory view showing a foldable seat with stand legs according to a general example.
[Explanation of symbols]
2 Seat cushion 4 Stand leg portion 10 Seat cushion frame 11 Bracket plate 12 Support shaft of stand leg portion 13 Damper 13a Stopper portion 13b Reinforcement pin 13c Overhang portion F Vehicle body floor

Claims (2)

A stand leg that is curved in a U-shape, and the stand leg is provided so that the seat cushion can be stood and supported on the floor surface of the vehicle body floor and can be folded and stored by rotating the seat cushion to the lower part of the seat cushion. In the folding seat with legs,
A bracket plate with a substantially U-shaped cross section with left and right side plates is attached and fixed to the lower part of both sides of the seat cushion frame,
The stand leg portion inserts each U-shaped shaft end portion between the side plates with respect to each bracket plate, and a support shaft inserted through an axial portion near each shaft end portion. It is fixed between the plates, and the support shaft is rotatably attached to the fulcrum.
Each bracket plate is provided between the side plates with a rubber elastic damper positioned on the lower front side of the mounting position of the support shaft,
The damper has a stopper portion extending between the side plates, and an overhang portion extending from the front portion to the lower portion of the side plate,
The stopper portion is a support portion that receives and supports the stand leg in a standing posture, and the overhang portion is a floor surface of the vehicle body floor as the seat cushion in the folded storage state of the stand leg is tilted forward. A foldable seat for a vehicle with a stand leg, characterized in that it is provided as a buffer part that comes into contact with the vehicle.   2. The folding with a stand leg according to claim 1, wherein the damper is formed by fixing and fixing the reinforcing pin embedded and mounted in the stopper portion between the side plates to the bracket plate. 3. Formula sheet.

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