KR102038933B1

KR102038933B1 - Seat for an automobile

Info

Publication number: KR102038933B1
Application number: KR1020130032712A
Authority: KR
Inventors: 김영권
Original assignee: 주식회사 다스
Priority date: 2013-03-27
Filing date: 2013-03-27
Publication date: 2019-10-31
Also published as: KR20140117866A

Abstract

According to an embodiment of the present invention, a vehicle seat includes a vehicle seat having an armrest rotatably coupled to one side of a seat back frame, including: an operation pin protruding from one side of the seat back frame; A first guide groove formed at one side of the armrest to guide the slide movement of the operation pin when the armrest is rotated; And a spring member installed in the first guide groove and providing an elastic force to one end or the other end of the first guide groove with respect to the actuating pin. As the armrest is disposed only in the use mode or the cleaning mode, In addition, the user's convenience can be improved while maintaining the existing functions.

Description

Car seat {SEAT FOR AN AUTOMOBILE}

The present invention relates to a vehicle seat, and more particularly to a vehicle seat that can adjust the position of the armrest by using a spring member coupled to the rotating portion of the armrest.

In general, the car armrest is to put the arm of the occupant, the conventional car armrest is used to adjust horizontally with respect to the interior floor of the car, when not in use by rotating the shaft parallel to the seat back Stand up.

FIG. 1 is a view schematically illustrating a mounting structure of a conventional vehicle armrest. The fixing bracket 2 is coupled to the seatback frame 1 in the seat 10, and the frame 4 in the armrest 3 is mounted. The hinge bolt (5) is fastened to the fixing bracket (2) and is coupled to each other to be rotatable.

At this time, a stopper (not shown) for limiting the rotational angle of the armrest 3 is provided, the armrest 3 can be rotated only by a predetermined angle from the seat 10, the seat 10 according to the user's needs ) It can be used as an armrest by standing up parallel to the backrest 8 or by lowering it perpendicularly to the backrest 8.

At this time, the armrest 3 may be adjusted to a use mode used as an armrest after being lowered vertically with respect to the backrest, or to a rearranging mode to be placed in parallel with the backrest.

The armrest 3 is normally operated manually, and when operated manually, the armrest 3 may be located at an intermediate position other than the clean mode or the use mode.

However, when the armrest 3 is located in the intermediate position, the occupant cannot lift the arm in the use mode to recover the fatigue. In addition, the armrest 3 serves to protect the occupant from the shock that may occur during driving because the armrest 3 is fixed / supported in the use mode.

In addition, if the armrest (3) is located in the intermediate position, the occupant may hit the armrest (3) when boarding or getting off, thereby limiting the passenger's line.

It is an object of the present invention to provide a vehicle seat in which the armrest is arranged only at the position of the grooming mode or the use mode by arranging the spring member on the armrest, thereby improving user convenience while maintaining the existing functions. .

In addition, another object of the present invention is to provide a vehicle seat capable of securing a passenger's moving space through the armrest and protecting the passenger from an impact that may occur during driving.

According to an embodiment of the present invention, a vehicle seat includes a vehicle seat having an armrest rotatably coupled to one side of a seat back frame, including: an operation pin protruding from one side of the seat back frame; A first guide groove formed at one side of the armrest to guide the slide movement of the operation pin when the armrest is rotated; And a spring member installed in the first guide groove and providing an elastic force to one end or the other end of the first guide groove with respect to the actuating pin.

Here, the seat back frame includes a hinge member which protrudes so that one side of the armrest is hinged, and a stop pin which protrudes to face the operation pin with the hinge member interposed therebetween.

In addition, the armrest may be formed so as to face the first guide groove with the rotating shaft member having a hollow shape coupled to the hinge member and the rotating shaft member therebetween to guide the slide movement of the stop pin. It includes.

In this case, the armrest includes a rotating part in which the rotating shaft member, the first guide groove and the second guide groove are formed, and an extension part extending from one side of the rotating part.

In addition, a fixing pin for fixing both ends of the spring member protrudes in the first guide groove.

In this case, the fixing pin is preferably formed to protrude on both ends of the first guide groove.

In addition, fixing parts are formed at both ends of the spring member to engage with the fixing pins.

At this time, the fixing portion may be formed in a circular or rectangular cross-sectional shape.

In addition, the spring member includes a belt-shaped elastic portion formed to be curved to one side, and a support portion extending from each end of the elastic portion.

In this case, the first guide groove is preferably formed in an arc shape to limit the movable distance of the operation pin.

In addition, the second guide groove is preferably formed in an arc shape to limit the movable distance of the stop pin.

According to embodiments of the present invention, by arranging the spring member in the guide groove in which the operation pin of the vehicle seat moves, the armrest is disposed only in the use mode or the cleanup mode, thereby improving user convenience while maintaining the existing function. It has an effect.

In addition, since the arm rest is located only in the use mode or the rearranging mode, there is an effect of securing the passenger's moving space through the seat for the vehicle of the present invention, and protecting the occupant from the impact that may occur during driving.

1 is a side view showing a conventional vehicle seat.
2 is a perspective view of the vehicle seat combined according to an embodiment of the present invention.
3 is an exploded perspective view for explaining a vehicle seat according to an embodiment of the present invention.
Figure 4a is an enlarged perspective view of the coupling portion of the seat back of the vehicle seat according to an embodiment of the present invention.
Figure 4b is an enlarged perspective view of the rotating portion of the arm rest of the vehicle seat according to an embodiment of the present invention.
5A to 5C are perspective views illustrating spring members of a vehicle seat according to an embodiment of the present invention.
6 is a view illustrating a process of pushing the operation pin of the spring member of the vehicle seat according to an embodiment of the present invention.
7 to 10 are views for explaining the operation of the vehicle seat according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described embodiments of the present invention; The following embodiments are provided as examples to sufficiently convey the spirit of the present invention to those skilled in the art to which the present invention pertains. Accordingly, the present invention is not limited to the embodiments described below and may be embodied in other forms. In the drawings, widths, lengths, thicknesses, and the like of components may be exaggerated for convenience. In addition, when one component is described as "on" or "on" another component, each component is different from each other as well as when the component is "just above" or "on" the other component. This includes cases where there is another component between them. Like numbers refer to like elements throughout.

First, a vehicle seat according to embodiments of the present invention will be described with reference to FIGS. 2 to 10.

2 is a perspective view of the vehicle seat according to an embodiment of the present invention, Figure 3 is an exploded perspective view for explaining a vehicle seat according to an embodiment of the present invention.

2 and 3, the vehicle seat according to the exemplary embodiment of the present invention includes an arm rest 30 rotatably coupled to the coupling part 200 formed at one side of the seat back 20.

The seatback 20 includes a frame 25 that forms a skeleton and a coupling part 200 formed on one side of the frame 25. At this time, the frame 25 is provided with a seating part for the user to sit, and a backrest to lean back, the coupling portion 200 is formed on one side of the backrest.

The armrest 30 includes a rotation part 300 coupled to the coupling part 200 and an extension part 305 extending from one side of the rotation part 300 to mount the arm of the user.

Figure 4a is an enlarged perspective view of the coupling portion of the seat back of the vehicle seat according to an embodiment of the present invention, Figure 4b is an enlarged perspective view of the rotating portion of the arm rest of the vehicle seat according to an embodiment of the present invention.

Here, the coupling part 200 of the seat back 20 is a hinge member 210 protruding from one side of the frame 25, the hinge member 210 is spaced apart from one side of the hinge member 210, as shown in Figure 4a An operation pin 220 protruding in parallel with the 210 and a stop pin 230 protruding in parallel to the hinge member 210 by being spaced apart from the other side of the hinge member 210 to face the operation pin 220. It includes.

In addition, the rotating part 300 of the armrest 30, as shown in Figure 4b, has a hollow rotating shaft member 310 and rotatably coupled to the hinge member 210, and one side of the rotating shaft member 310 The first guide groove 320 is formed and the operation pin 220 is inserted and supported, and the second guide groove 330 is formed on the other side of the rotary shaft member 310 and the stop pin 230 is inserted and supported.

At this time, in the vehicle seat according to the embodiment of the present invention, the spring member 50 for pushing the operation pin 220 to either one of both ends of the first guide groove 320 in the interior of the first guide groove 320. Is installed.

That is, according to the vehicle seat according to the embodiment of the present invention, the extension part 305 of the armrest 30 is positioned in the use mode or the grooming mode through the spring member 50.

Here, the use mode refers to a state in which the extension 305 of the armrest 30 is vertically extended to the backrest so that the user can rest by mounting the arm, and the grooming mode refers to the extension 305. Points to stand parallel to the backrest.

Referring to FIG. 4A again, the coupling part 200 includes a hinge member 210 protruding from the frame 25 in a cylindrical shape. The hinge member 210 is preferably formed in a circular cross section. This is to allow the armrest 30 coupled to the hinge member 210 to be rotatable.

The actuating pin 220 is spaced apart from one side of the hinge member 210 to protrude in parallel with the hinge member 210. In addition, the stop pin 230 protrudes to face the operation pin 220 with the hinge member 210 therebetween.

On the other hand, the armrest 30 has a rotating part 300, and an extension part 305 extending from one side of the rotating part 300, the rotating part 300 is coupled to the coupling part 200. Therefore, the extension part 305 may be located in the use mode or the arrangement mode by the rotation of the rotation part 300.

Referring to FIG. 4B, the rotating part 300 includes a hollow rotating shaft member 310. The first guide groove 320 is formed at one side of the rotary shaft member 310, and the second guide groove 330 is formed at the other side of the rotary shaft member 310.

In this case, the first and second guide grooves 320 and 330 have an arc shape and are formed at one side and the other side of the rotary shaft member 310 to surround the periphery of the rotary shaft member 310.

The hinge member 210 is coupled to the hollow of the rotating shaft member 310 so as to be rotatable. The operation pin 220 is inserted and supported in the first guide groove 320, and the stop pin 230 is inserted and supported in the second guide groove 330.

At this time, the hollow of the rotating shaft member 310 is formed in a size corresponding to each other in the diameter of the hinge member (210). In addition, the first guide groove 320 is formed to have a width corresponding to the diameter of the operation pin 220. Accordingly, inner walls and outer walls having different radii of curvature are formed in the first guide groove 320, respectively. Here, the inner wall may be defined as a surface adjacent to the rotating shaft member 310.

In addition, the second guide groove 330 into which the stop pin 230 is inserted and supported is also formed to have a width corresponding to the diameter of the stop pin 230 to have an inner wall and an outer wall.

At this time, when the rotating part 300 rotates, the rotating shaft member 310 rotates and the operation pin 220 moves along the arc-shaped first guide groove 320. As the operation pin 220 moves, the stop pin 230 also moves along the arc-shaped second guide groove 330.

In this case, ends of the first guide groove 320 and the second guide groove 330 are spaced apart from each other. That is, the stepped portion 380 is formed between the adjacent ends of the first guide groove 320 and the second guide groove 330. The stepped portion 380 is formed to have a relatively high step height from the bottom of the first and second guide grooves 320 and 330, thereby limiting the movement of the operation pin 220 and the stop pin 230.

Accordingly, the stepped portion 380 formed by the first and second guide grooves 320 and 330 spaced apart from each other may limit the rotatable range of the rotation part 300.

In addition, when the user mounts the arm to the extension part 305 in the use mode, the stop pin 230 is supported by the stepped part 380 so that the extension part 305 is no longer rotated and fixed, thereby preventing the armrest ( 30) can support the load of the arm.

At this time, the spring member 50 is coupled to the inside of the first guide groove 320. The spring member 50 is supported / fixed in the first guide groove 320. To this end, fixing pins 350 are formed at both ends of the first guide groove 320 to protrude.

5A to 5C are perspective views illustrating a spring member of a vehicle seat according to an embodiment of the present invention.

5A to 5C, the spring member 50 includes a band-shaped elastic portion 550 formed to be curved to one side, and a support portion 510 extending from both ends of the elastic portion 550, respectively. .

In this case, the support part 510 is formed with an upper and lower support part 510 around the elastic part 550, and fixing parts 520 that are coupled to the fixing pins 350 at the ends of the upper and lower support parts 510, respectively. ) Is formed. In addition, the spring member 50 is supported and fixed to the inside of the first guide groove 320 by the fixing portion 520, so that the elastic portion 550 has an elastic force. Here, the fixing part 520 is preferably bent in a ring shape for coupling with the fixing pin 350.

As an example, as shown in FIG. 5A, the fixing parts 520 may be bent in circular cross-sections at both ends of the support part 510.

And as shown in Figure 5b, the fixing part 520 of one side may be bent to form a rectangular oval cross-section. At this time, the fixing portion 520 of the rectangular oval cross-sectional shape is not fixed to the fixing pin 350 can be a predetermined interval flow. Accordingly, the elastic force of the elastic portion 550 can be softened, and the user's convenience can be improved.

In addition, as shown in Figure 5c, it is also possible that the fixing parts 520 on both sides is bent in the shape of a rectangular oval cross-section. At this time, since the fixing parts 520 on both sides may flow at a predetermined interval with respect to the fixing pin 350, the elastic force of the elastic part 550 may be smoother.

On the other hand, the spring member 50 is disposed inside the first guide groove 320. Here, one side of the spring member 50 is in contact with the operation pin 220, the other side of the spring member 50 is supported on the inner wall of the first guide groove 320. Here, the inner wall refers to a surface adjacent to the rotating shaft member 310 in the radial direction.

At this time, the upper and lower support portions 510 of the spring member 50 are supported on the inner wall of the first guide groove 320, the elastic portion 550 is spaced apart from the inner wall of the first guide groove 320 by a predetermined interval.

Accordingly, when the operation pin 220 is located on the elastic portion 550, the spring member 50 is operated in the direction of the support portion 510 of the top or bottom of the spring member 50 by the elasticity of the elastic portion 550. Push out pin 220.

Therefore, the operation pin 220 is pushed to any one of both ends of the first guide groove 320, the stop pin 230 is also pushed to any one of both ends of the second guide groove 330. That is, the extension part 305 of the armrest 30 is located only in the use mode or the grooming mode.

Hereinafter, the movement of the operation pin by the spring member will be described in more detail with reference to FIG. 6.

6 is a view illustrating a process of pushing the operation pin spring member of the vehicle seat according to an embodiment of the present invention.

Referring to FIG. 6, the coupling part 200 of the seatback 20 and the rotation part 300 of the armrest 30 are coupled to each other. The hinge member 210 of the coupling part 200 is coupled to the rotating shaft member 310 of the rotating part 300, the operation pin 220 is inserted and supported in the first guide groove 320, and the stop pin 230 is The second guide groove 330 is inserted and supported. At this time, when the user operates the armrest 30 in the use mode, the rotating member 310 is rotated, the operation pin 220 is moved in the first guide groove (320).

At this time, when the user operates the armrest 30 to move the operation pin 220 to the critical point (A) of the elastic portion 550, the spring member 50 is to push the operation pin 220 elastically.

That is, the operation pin 220 is pushed to any one of the ends of the first guide groove 320 by the spring member 50.

7 to 10 are views for explaining the operation of the vehicle seat according to an embodiment of the present invention.

Referring to FIGS. 7 to 10, when the user rotates the armrest 30 by applying a little force (a force beyond the critical point) at the critical point A of the elastic part 550 (see FIG. 6), at this time, From the spring member 50 is to provide an elastic force to the operation pin 220, the operation pin 220 received the elastic force is moved to any one of the ends of the first guide groove (320).

For example, as shown in FIG. 7, the user moves the operation pin 220 to the upper end of the critical point A of the elastic part 550 to use the armrest 30 to use the armrest 30. When switching to the mode, the stop pin 230 is moved to the end of the second guide groove 330, and as shown in FIG. 8, the extension portion 305 of the armrest 30 is in the use mode. . At this time, the seated person can be mounted on the extension portion 305 of the armrest 30 converted to the use mode.

Armrest 30 is switched to the use mode to relieve the fatigue of the arm due to long time boarding, or to suddenly start the car, the sudden rotation and sudden braking during the driving to prevent the passenger from being suddenly pulled to one side do.

In addition, even in the reverse mode, as shown in Figure 9, it is possible to move the operating pin 220 in the same manner as described above. At this time, the armrest 30 is disposed in parallel with the backrest as shown in FIG.

That is, when the occupant rotates the armrest 30 in the direction of the seatback 20 or in front of the seatback 20, the operating pin 220 moves along the first guide groove 320 as described above. At the moment when the operation pin 220 passes the critical point A, the operation pin 220 is pushed by the elastic portion 550 of the spring member 50 even if the passenger no longer applies the force. As shown in the armrest 30 is placed in the use mode or clean mode.

According to the embodiments of the present invention, the armrest 30 is not disposed at the intermediate position but is disposed only in the use mode or the grooming mode, and thus, the user's convenience can be improved while maintaining the existing function.

Also, because the armrest is only in use mode or clean mode. Through the arm rest 30 of the present invention to secure the passenger's copper space, there is an effect that can protect the occupant from the impact that may occur during operation.

20: seatback 25: frame
30: armrest 50: spring member
200: coupling portion 210: hinge
220: operation pin 230: stop pin
300: rotation part 305: extension part
310: rotating shaft member 320: first guide groove
330: second guide groove 350: fixing pin
510: support portion 520: fixed portion
550: elastic portion

Claims

In the vehicle seat having an armrest rotatably coupled to one side of the seat back frame,
An actuating pin protruding from one side of the seat back frame;
An arc-shaped first guide groove formed at one side of the armrest to guide the slide movement of the operation pin when the armrest is rotated; And
And a spring member having a band-shaped elastic portion, a support portion extending from both ends of the elastic portion, and a fixing portion formed at ends of the both side support portions.
The spring member is installed inside the first guide groove,
The both side fixing parts are fixed by fixing pins protruding from both ends of the first guide groove, respectively, both support parts are supported on the inner wall of the first guide groove, and the elastic part is installed in a structure spaced apart from the inner wall of the first guide groove. The actuating pin is pushed by the elasticity of the elastic portion is a vehicle seat, characterized in that moved to any one end of the both ends of the first guide groove.

The method according to claim 1, wherein the seat back frame,
A vehicle seat, comprising: a hinge member protruding from one side of the armrest to be hinged; and a stop pin protruding from the operation pin with the hinge member interposed therebetween.

The method according to claim 2, The armrest,
And a hollow rotating shaft member coupled to the hinge member, and an arc-shaped second guide groove formed to face the first guide groove with the rotating shaft member therebetween to guide the slide movement of the stop pin. A vehicle seat, characterized in that.

The method according to claim 3, The armrest,
Vehicle seat, characterized in that it comprises a rotating portion formed with the rotating shaft member, the first guide groove and the second guide groove, and extending from one side of the rotating portion.

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The method according to claim 1,
The fixing unit is a vehicle seat, characterized in that the rectangular oval cross-sectional shape.

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