KR100318078B1 - Tilting adjusting device for rear seat of automobile - Google Patents

Abstract

The present invention relates to a tilting control device for a rear seat for an automobile, wherein the rear seat cushion is detached from the floor, and the rear seat is hinged so as to be lifted up by receiving elastic support, and the seat is supported by the floor on both sides of the frame supporting the seat cushion. The rear seat back is characterized in that the lock release means for releasing the cushion and the rotation position holding means for supporting the seat cushion in the upwardly rotated position can be simultaneously operated by the operation lever. By tilting the rear of the rear cushion up when it is retracted, the rear back tilts the car's rear seats, allowing the passengers to lie down comfortably by allowing the rear seat to be fully tilted back, eliminating interference with the rear wheel guards on the body. Relates to a device.

Description

Tilting adjusting device for rear seat of automobile}

The present invention relates to a tilting control device for a rear seat for an automobile, and more particularly, a rear portion of the rear cushion is lifted upward when the rear seat is flipped back, so that the rear back eliminates interference with the rear wheel guard of the vehicle body. A tilting control device for an automobile rear seat, in which the rear seat is fully tilted back so that a passenger can comfortably lie down.

In general, a car seat is divided into a front seat and a rear seat, and the front seat is mounted to adjust the height in the front and rear directions, and the top and bottom, and the rear seat is fixed on the floor panel of the vehicle body so that the seat back can move back and forth. It is configured to.

These seats are usually divided into seat backs to support seat cushions and backs that support the hips of the occupants. The seat cushions and seat backs are usually connected by recliners to adjust the rotation angle back and forth. have.

In particular, the front seat, as shown in the accompanying drawing 1, is configured to be able to adjust the position in the front and rear, so that when the seat back is pulled back while the front cushion is pulled forward, it spreads out between the rear cushion. It is configured to be flush with the rear cushion.

In addition, the rear seat 100 is fastened to the floor 300 of the vehicle body by a bolt or the like, and the rear wheel guard (rear wheel guard) protrudes on both sides of the floor 300, the rear seat The bag will not be fully retracted and will remain slightly inclined.

The car seat configured as described above provides a space for the passenger to travel for a long time or to rest comfortably with the seat back tilted back at the travel destination.

However, conventional rear seats for automobiles have the rear cushion integrally fastened on the floor, so even if the rear seat back is flipped back using the recliner, the seat back is interfered with the rear wheel guard, and thus the horizontal state. Compared to the rear seat cushion fastened to the low floor, the rear seat back is inclined at a predetermined angle, and if the user is leaning on his back for a long time, his back hurts and he is unable to rest comfortably.

The present invention has been devised in view of this point, and the rear seat cushion is separated from the floor, and the rear seat is hinged to be lifted up by receiving elastic support, and the seat cushion is locked from the floor on both sides of the frame supporting the seat cushion. It is characterized in that the fixing release means for releasing and the rotation position holding means for supporting the seat cushion in the position rotated upwards to enable simultaneous operation by the operating lever.

1 is a schematic view showing a tilting state of a conventional rear seat,

Figure 2 is a cross-sectional view showing the release means in the tilting device of the rear seat according to the invention,

3 is a cross-sectional view showing a rotation position maintaining means in the tilting device of the rear seat according to the present invention;

4a to 4c are cross-sectional views sequentially showing the operating state using the tilting device of the rear seat according to the present invention.

[Description of Symbols for Main Parts of Drawing]

10: release means 11: striker

12: Latch 13, 22: Stopper

15 wire 16: slot

17: locking jaw 18, 26: spring

19: fixing part 20: rotation position holding means

21: operating lever 22: stopper

22a: guide hole 23: sector gear part

24: support link 25: gear part

27a, 27b: sector gear 28: connection link

29: rotation limiting member 30: pin

100: rear seat cushion 110: frame

200: rear seat back 300: floor

Hereinafter, the configuration of the present invention with reference to the accompanying drawings in detail as follows.

2 is a cross-sectional view showing the release means in the tilting device of the rear seat according to the present invention, reference numeral 100 denotes a rear cushion, 110 denotes a frame supporting the rear cushion, 200 denotes a rear seat back, 300 denotes Each floor is shown.

Reference numeral 10 denotes a release means for releasing the rear latches so that the rear seat cushion 100 hinged to the floor 100 can be lifted upwards.

The fixing means 10 is bolted or fusion-fixed on the floor 300, the striker 11, the striker 11 is fixed to the position of the rear cushion 100 or vice versa When the latch 12 is hinged to the frame 110 and the actuating lever 21 is connected to the wire 15 via the wire 15, the actuating lever 21 is rotated to rotate the latch 12. And a stopper 13 for releasing the locked state of the (12).

In particular, the latch 12 is hinged on the frame 110 by cutting the fixing portion 19 to be fitted to the striker 11, as shown in Figure 2 attached to the predetermined point above the hinge point A slot 16 having a length is formed, and two locking jaws 17 are formed at one side thereof so as to be selectively caught by the stopper 13.

Here, the other end of the spring 18, one end of which is fixed to the stopper 13 is installed in the slot 16 so as to be movable in the longitudinal direction, and the stopper 13 is fitted into the locking jaw 17 to selectively The position of the latch 12 is constrained.

The stopper 13 is hinged and rotatably fixed by receiving an elastic support so that one end of the spring 18 is always fixed toward the latch 12. On the other side, a wire is forcibly rotated so as to forcibly rotate the stopper 13. It is connected to the actuating lever 21 by (15).

In particular, the latch 12 and the stopper 13 are always rotated in the direction facing each other by receiving the elastic support of the spring 18, in the preferred embodiment of the present invention the stopper 13 in such a state receiving the elastic support It is desirable to be fitted to the locking step 17 to be able to restrain the latch 12.

In this state, it is preferable that the fixing unit 19 is always caught by the striker 11 so that the fixing unit 19 can restrain the frame 110 hinged on the floor 300.

The holding release means 10 made as described above is operated by rotating the clockwise direction as shown in FIG. 2 by holding the operating lever 21. Accordingly, the wire 15 is pulled and the stopper 13 is cut in half. The stopper 13 rotates clockwise, and as the stopper 13 rotates, the latch 110 connected to the spring 18 is rotated to remove the frame 110 from the striker 11. The rear cushion 100 is in a state capable of rotating upward about the front.

Of course, the latch 12 is returned to its original state when the operating lever 21 is released, and when the rear cushion 100 is pressed down again in this state, the latch 12 interferes with the striker 11. When the latch 12 rotates in a half direction, the end portion of the spring 18 moves along the slot 16 so that the fixing portion 19 is caught by the striker 11 again. 110).

On the other hand, when the operating lever 21 is rotated in the clockwise direction, the rotation position holding means 20 also rotates together with the fixing release means 10 so that the position of the rear cushion 100 is rotated by a predetermined angle. Will be maintained.

The rotation position holding means 20 is installed on the other side of the frame 100, the fixing release means 10 is not installed, the operating lever 21 for operating the two means (10, 20) at the same time, While the gear portion 25 is formed on one side, the other side of the spring 26, one side of which is fixed on the frame 110, is fixed so that the operating lever 21 and the connecting link 28 can rotate under elastic support. A sector gear part 23 formed in two parts on the circumference of the stopper 22 and the gear part 25 so as to be engaged with the gear part 25, and hinged to the frame 100. Both ends are composed of support links 24 which are hinged between the frame 110 and the sector gear part 23 to fix the position of the rear cushion 100, respectively.

This will be described with reference to FIG. 3 attached to each component as follows.

Reference numeral 21 denotes an actuating lever, and the actuating lever 21 uses a conventional lever. In particular, the release means 10 and the rotational position maintaining means 20 operate simultaneously according to the operation of the lever. Done.

The operating lever 21 is hinged to the front side of the frame 110 so that the user can easily use it, and is connected to the fixing release means 10 by a wire 15.

In addition, the actuating lever 21 has a stopper 22 connected to the opposite side of the handle portion formed to face the front of the frame 110 by the connecting link 28, the stopper 22 is the actuating lever ( 21) to rotate in the same direction.

When the operating lever 21 is rotated in the clockwise direction, as shown in FIG. 3, the stopper 22 connected to the connection link 28 rotates to operate the rotation position maintaining means 20. At the same time, the wire 15 is pulled to operate in conjunction with the fixing release means 10.

Reference numeral 22 denotes a stopper.

The stopper 22 is formed in the shape of the 'b' shape is hinged to the frame 110, one side is connected to the operation lever 21 by a link link 28, the other side will be described later sector The gear part 25 which is selectively engaged with the gears 27a and 27b is formed.

In particular, the stopper 22 is fixed to the other end of the spring 26, one side is fixed on the frame 110, the spring 26 is attached to the stopper 22 as shown in Figure 4a Likewise, the position is determined so that it is always in a certain position.

Here, when the connecting link 28 rotates the operating lever 21, the hinged end is rotated downward while rotating clockwise, in which case the stopper 22 rotates in the counterclockwise direction. The engagement state is released from the gear part 23.

The stopper 22 made as described above is rotated in conjunction with the connection link 28 by the rotation of the operating lever 21. At this time, the spring 26 is tensioned and the operating lever 21 is released to its original position. Come back.

On the other hand, the rotation limiting member 29 for limiting the rotation range of the stopper 22 is hingedly fixed to the frame 110.

The rotation limiting member 29 is a member fixedly hinged to the upper portion of the stopper 22, and pins 30 protrude from one surface thereof and are fitted into guide holes 22a formed on the stopper 22.

Here, the guide hole 22a is formed in the shape of a slot to move the pin 30 is inserted into the movement, the stopper 22 is rotated to form a length that can receive the rotation restriction member 29 and the rotation restriction. do.

In the preferred embodiment of the present invention, the guide hole 22a is formed so that the gear portion 25 of the stopper 22 meshes with the sector gears 27a and 27b, respectively, when the pin 30 is located at both ends thereof. When the pin 30 is at both ends of the guide hole 22a, it is preferable to guide the rear cushion 100 to be easily moved to the rotational position or the original position.

Reference numeral 23 denotes a sector gear part, and the sector gear part 23 is hinged to the frame 110 so as to be located on the same plane as the stopper 22, and each of which is located on a predetermined arc around the hinge point in two places. Sector gears 27a and 27b are formed.

Here, the sector gear (27a, 27b) is to be installed so that any one is always meshed with the gear portion 25, in the preferred embodiment of the present invention, the rear seat cushion 100 is usually fixed on the floor 300 When present, the sector gear 27a is engaged as shown in FIG. 4A, and when the rear seat cushion 100 rotates, the sector gear 27a is engaged with another sector gear 27b as shown in FIG. 4C. It is desirable to determine.

The sector gear part 23 thus formed is rotated in the opposite direction to the stopper 22, and at the same time, the support link 24 supporting the rotational position of the rear cushion 100 is interlocked.

Reference numeral 24 denotes a component that substantially supports the rear cushion 100. The support link 24 is hinged at both ends of the sector gear portion 23 and the floor 300, respectively. As shown in FIGS. 4A and 4C, one end hinged to the floor 300 is installed at the lower end of the hinge point of the sector gear part 23, and the other end is installed at the sector gear part 23. The right side of the sector gear part 23 is hinged.

The support link 24 installed as described above is rotated about a hinge point on the floor 300 when the rear cushion 100 is lifted while the fixing release means 21 releases the fixing release means 10. At the same time, the sector gear part 23 also rotates as shown in the accompanying drawings 4c and rotates to the rotational position of the rear cushion 100 as well.

Of course, the support link 24 is no longer rotated when the stopper 22 is engaged with the sector gear 27b of the sector gear portion 23, in this state by fixing the rotational position of the rear cushion 100 Given.

That is, the sector gear portion 23 and the support link 24 are hinged and fixed to the frame 110 and the floor 300, as if the two-section link, the rear cushion 100 is rotated Since the sector gear portion 23 is fixed by the stopper 22 in the same state, the rear cushion 100 remains in a state of supporting.

Thus, the sector gear portion 23 is rotated in conjunction with the support link 24 by the operation of the operating lever 21, and when the position is fixed so that it is no longer moved in the position rotated by the stopper 22 floor ( The support link 24 hinged to 300 supports the frame 110 so that the rear cushion 100 is no longer moved.

As described above, the present invention is configured to separate the rear cushion from the floor so that the rear side can be rotated upwardly around the front side, and the release lever and the rotation position maintaining means can be simultaneously operated by the operation lever on the frame of the rear cushion. In this configuration, the rear seat back can be flipped back while the rear cushion is rotated by a predetermined inclination angle with respect to the floor, so that the rear cushion and the rear seat back can be spread and used on a horizontal plane to further improve convenience. There is.

Claims (6)

The rear seat cushion is separated from the floor and hinged so that the rear part is lifted up with the elastic support around the whole, and on one side of the frame supporting the seat cushion, the seat cushion is locked from the floor according to the operation of the operating lever. It is provided with a release means for releasing / release, the other side of the frame is characterized in that the rotation position holding means for fixing the rotation position of the seat cushion rotated upward in conjunction with the release means is installed at the same time Tilting adjustment device for car rear seats. 2. The apparatus of claim 1, wherein the release means comprises: a striker fixed on the floor to be located at the rear of the rear cushion, a latch hinged to the frame of the rear cushion to selectively engage the striker; A stopper for receiving a resilient support to rotate in the opposite direction to interlock to interlock, and a stopper for limiting the rotation of the latch, and a wire for rotating the stopper according to the operation of the operating lever. The stopper according to claim 1, wherein the rotation position maintaining means includes an operating lever rotatably mounted to the frame, a stopper connected to the operating lever and mounted on the frame so as to be rotatable under elastic support, and having a gear portion formed on the other side thereof. And a sector gear part having a sector gear formed in two parts on the circumference so as to be able to be engaged with the gear part, and both ends of which are hinged and fixed to the vehicle body and the sector gear part, respectively, to fix the rotational position of the rear cushion. Tilting adjustment device for car rear seats. The tilt control device of claim 2, wherein both ends of the spring are connected to each other so that the latch and the stopper are rotatable in opposite directions. The tilt control device of claim 2 or 4, wherein the latch is formed with a slot to mount an end of the spring. 4. The rotating position maintaining means according to claim 3, wherein the rotating position maintaining means includes a rotation limiting member hinged to the frame so as to be connected to a guide hole formed around the hinge point of the stopper so that the stopper can limit the vertical rotation. Tilting adjustment of the car rear seat.