KR100764702B1 - Common lever system for pumping and reclining seat - Google Patents

Abstract

The present invention relates to a common pump device for pumping and reclining seats, and more particularly, to a device for selectively fixing the pumping and reclining operating mechanisms of a seat through a single lever to enable common use. A lever 100 in which the strikers 110 and 120 protrude, respectively; A pumping operation mechanism 200 capable of adjusting the height of the seat cushion according to rotation, and having a latch 400 for selectively fixing and detaching the front striker 110 of the lever 100; The reclining angle of the seatback can be adjusted according to the rotation, and comprises a reclining operation mechanism 300 provided with a latch 400 for selectively fixing and detaching the rear striker 120 of the lever 100. In addition to ensuring the safety, the reclining operation mechanism in the event of a collision of the vehicle is to prevent the malfunction of the passenger as well as to improve the vehicle's merchandise.

Lever, Striker, Pumping, Reclining, Latches

Description

Common lever system for pumping and reclining seat}

1 and 2 show a pumping lever and a reclining lever of a conventional seat.

               Degree,

Figure 3 shows the pumping and reclining common lever device of the seat of the present invention.

       Degree,

Figure 4 shows the pumping and reclining common lever device of the seat of the present invention.

       Partial Cutting,

5 is a latch for the pumping and reclining common lever device of the seat of the present invention.

       Perspective view,

Figure 6 is a latch of the pumping and reclining common lever device of the seat of the present invention.

       Plan view showing an operation example,

Figure 7 is a pump and reclining common lever device of the seat of the present invention

       Back view of shield cover.

<Explanation of symbols for main parts of the drawings>

100: lever 110, 120: striker

111, 121: locking jaw 200: pumping operation mechanism

300: reclining operation mechanism 400: latch

410: slider 411: elastic body

412 rack 413 inclined jaw

420: latch arm 421: pinion

430: release mechanism 431: lock

432: release knob 433: coil spring

434: Link Rod 500: Shield Cover

510: guide hole

The present invention relates to a common pump device for pumping and reclining seats, and in particular, a device for selectively fixing the pumping and reclining operating mechanisms of a seat through a single lever to enable common use. In addition, the present invention relates to a device capable of preventing malfunction of the reclining operation mechanism in the event of a collision of the vehicle and improving the safety of the passenger as well as the merchandise of the vehicle.

In general, the seat of the vehicle is made of a seat cushion and a seatback, in particular, the driver's seat is to allow the driver to adjust the seat cushion or seatback in various forms according to the physical characteristics.

Among them, a pumping device that can adjust the front and rear height of the seat cushion and a reclining device that can adjust the inclination angle of the seat back are widely applied to the driver's seat.

1 and 2 are diagrams showing a pumping lever and a reclining lever of a conventional seat, wherein FIG. 2 (a) is a plan view showing forward and backward movement of the seat, and FIG. It is a figure which shows a reclining lever.

In the conventional seat provided with a pumping device (not shown) for adjusting the front and rear height of the seat cushion 11 and a reclining device (not shown) for adjusting the inclination angle of the seat back 12, as shown in FIG. A pumping operation mechanism 20 for controlling the pumping device and a reclining operation mechanism 30 for controlling the reclining device are located in the shield cover 40 provided on the lower side of the seat cushion 11, and each operation mechanism 20 is provided. The pumping device or the reclining device is operated by rotating the pumping lever 21 or the reclining lever 31 which protrudes from 30.

However, the pumping lever of the conventional seat is not only inconvenient to operate because the installation position is far, but also interference with the door trim (refer to reference numeral 50) at the portion A as shown in Fig. 2 (a) during the sliding of the seat back and forth There was a disadvantage that the storage space of the door trim should be reduced in order to prevent it.

In addition, the reclining lever of the conventional seat is elastically flipped by the movement of the webbing (see reference numeral 60) of the seat belt, as shown in FIG. 2 (b), so that the reclining lever is elastic when the vehicle accident occurs. There was a technical problem that the seat back is expanded to move upward and the seat back is unfolded, causing secondary injury to the driver.

The present invention is to solve the above problems, one lever can be selectively fixed to the reclining operation mechanism as well as the pumping operation mechanism of the seat, not only to secure the indoor space, but also in the event of a vehicle crash It is to provide a common pumping and reclining lever device for seating to prevent malfunction of the reclining operation mechanism to improve passenger safety as well as vehicle commerciality.

The present invention is a front and rear lever and the striker is formed; A pumping operation mechanism capable of adjusting the height of the seat cushion according to the rotation and provided with a latch for selectively fixing and detaching the front striker of the lever; The reclining angle of the seatback can be adjusted according to the rotation, and is achieved by configuring a reclining operation mechanism provided with a latch for selectively fixing and detaching the rear striker of the lever.

Figure 3 is a view showing a pump and reclining common lever device of the seat of the present invention, Figure 4 is a partial cutaway view showing a pump and reclining common lever device of the seat of the present invention.

5 is a perspective view showing a latch for the pump and reclining common lever device of the seat of the present invention, and FIG. 6 is a plan view showing an operation example of the latch for the pump and reclining common lever device of the seat of the present invention; 7 is a rear view of the shield cover for the pumping and reclining common lever device of the seat of the present invention.

An embodiment of the present invention will be described in detail with reference to the accompanying drawings.

As shown in FIGS. 3 and 4, the pump pump and reclining common lever device of the seat of the present invention includes a latch 400 provided in the pumping operation mechanism 200 and the reclining operation mechanism 300, and the latch 400. It consists of a lever 100 that can be fixed and detached selectively to one lever 100 to the latch 400 provided in the latch 400 provided in the pumping operation mechanism 200 or the reclining operation mechanism 300 as necessary. What can be fixed selectively is the technical basic feature.

Hereinafter, each component will be described in detail with reference to the drawings.

First, as shown in FIG. 3, the lever 100 is an element provided to be easily grasped by the driver to operate the pumping operation mechanism 200 or the reclining operation mechanism 300. The strikers 110 and 120 protrude one by one at the rear end.

In addition, the pumping operation mechanism 200 is connected to a pumping apparatus (not shown) and controls the pumping apparatus according to rotation to adjust the height of the seat cushion before and after, and the pumping operation mechanism 200 is shown in FIG. 4. As described above, a latch 400 for selectively fixing and detaching the striker 110 is provided.

In addition, the reclining operation mechanism 300 is connected to a reclining apparatus (not shown) to control the reclining apparatus according to the rotation to adjust the inclination angle of the seatback, and the striker 120 may be selectively selected within the reclining operation mechanism 300. Another latch 400 is provided which can be fixed and detached.

Here, the latches 400 respectively provided in the pumping operation mechanism 200 and the reclining operation mechanism 300 are the same as the components thereof, and are merely symmetrically installed.

As described above, the latch 400 for selectively fixing or detaching the strikers 110 and 120 formed on the lever 100 may be implemented in various forms. According to the present invention, a preferred embodiment of the latch 400 is 5 and 6 are elastically supported by the elastic body 411 to move in the longitudinal direction in contact with the striker (110, 120), the rack 412 is formed on both sides and inclined at the top A slider 410 having a jaw 413 formed therein; The pinion 421 is formed to rotate in engagement with the rack 412 according to the longitudinal movement of the slider 410, and is rotatably supported on both sides of the slider 410 to selectively select the strikers 110 and 120. A latch arm 420 which is fixed by the second arm; It is composed of a release mechanism 430 elastically spanning the inclined jaw 413 to limit the one-way movement of the slider 410.

Hereinafter, the description of the latch 400 will be described with reference to the drawings provided in the example provided in the reclining operation mechanism 300.

The slider 410 is movable in the left and right on the drawing in the longitudinal direction with respect to the vehicle body, the right end thereof is elastically supported in the left direction by an elastic body 411 such as a spring.

Accordingly, as the striker 120 of the lever 100 is inserted into the latch 400 provided in the reclining operation mechanism 300, the slider 410 contacts as shown in FIGS. 5 and 6 (b). Moving to the right side, the elastic body 411 is elastically contracted.

In addition, racks 412 are formed at both side surfaces of the slider 410, and an inclined jaw 413 is formed on the upper side of the slider 410 by a predetermined inclination.

In addition, a pinion 421 engaged with the rack 412 is formed on the latch arm 420 rotatably provided in both sides of the slider 410, and one side of the latch arm 420 extends and rotates. As shown in Figure 5 and 6 (b), it is possible to fix the inserted striker 120.

In addition, a release mechanism 430 for restricting the movement of the slider 410 moved to the right to the left is formed above the inclined jaw 413 as shown in FIG. 5.

Here, the release mechanism 430 for limiting the leftward movement of the slider 410 across the inclined jaw 413 can be applied in various forms, the preferred embodiment of the release mechanism 430 in the present invention The lock 431 is positioned above the inclined jaw 413 and elastically supported downward by a coil spring 433. The release knob 432 is connected to the lock 431 and the link rod 434 and protrudes outwardly to raise the lock 431 in response to the pressing.

That is, by providing the lock 431 elastically supported by the coil spring 433 located above the inclined jaw 413 toward the lower direction, the inclined jaw 413 when the slider 410 moves in the right direction. ) Up and down elastically and then down to limit the movement of the slider 410 to the left as shown in FIGS. 5 and 6 (b).

In addition, the release knob 432 in the form of a push button is provided to be lifted and partially exposed as shown in FIGS. 3 and 4, and the release knob 432 and the lock 431 are provided in the link rod 434. Is connected to, but the stop of the link rod 434 is rotatably supported, so that the lock 431 can be raised as the release knob 432 is pressed.

According to this configuration, when the striker 120 is inserted into the latch 400 in the state as shown in FIG. 6A, the latch 410 moves to the right, and the latch arm is moved by the rack 412 and the pinion 421. As the 420 rotates to fix the striker 120 as shown in FIGS. 5 and 6 (b), the lock 431 is applied to the inclined jaw 413 of the slider 410, so that the lever 100 is rotated. It will be fixed to the reclining operation mechanism 300.

On the contrary, when the lever 100 is detached from the reclining operation mechanism 300, when the release knob 432 is pushed up to raise the lock 431 through the link rod 434, the slider 410 becomes the elastic body 411. It is moved to the left side, and accordingly, the latch arm 420 releases the striker 120 as shown in Figure 6 (a), it is possible to separate the lever 100 from the reclining operation mechanism 300 will be.

In the same manner, the lever 100 may be selectively fixed to the pumping manipulation mechanism 200 in the same manner as above through the front striker 110.

Here, as illustrated in FIG. 3, end portions of the strikers 110 and 120 may have engaging jaws 111 and 121 corresponding to the latch arms 420. Thus, strikers 110 and 120 may be formed. By having an end portion of the N-shaped cross section having a 'T' shape, it is possible to more accurately limit the separation of the strikers 110 and 120 into which the latch arm 420 is inserted.

In addition, in the present invention, a protrusion 130 is additionally formed on the inner surface of the lever 100 as shown in FIG. 7, and a shield cover between the pumping operation mechanism 200 and the reclining operation mechanism 300. It is most preferable that the guide hole 510 is formed in the 500 to guide the protrusion 130 along the rotation trajectory of the pumping manipulation mechanism 200 and the reclining manipulation mechanism 300.

In other words, the shield cover of the lower portion of the seat cushion so that the lever 100 fixedly coupled to the pumping operation mechanism 200 and fixedly coupled to the reclining operation mechanism 300 can move smoothly along the rotation trajectory of each operation mechanism as described above. By forming the guide hole 510 in the 500, it is preferable to allow the protrusion 130 of the lever 100 to move along an appropriate trajectory within the guide hole 510.

Accordingly, since the lever 100 is guided only along the guide hole 510, the seat 100 is prevented from moving downward due to the elastic force when the collision of the vehicle occurs, thereby preventing the seatback from being unfolded at the source. Therefore, the secondary injury of the driver can also be prevented.

Hereinafter, the operation of the present invention will be described with reference to FIGS. 3 to 7.

The pumping and reclining common lever device of the seat of the present invention configured as described above needs to adjust the inclination angle of the seat back, and when the lever 100 is fixed to the reclining operation mechanism 300, the striker as shown in (b) of FIG. As the 120 is inserted into the latch 400, as the slider 410 moves to the right, the latch arm 420 holds the latching jaw 121 of the striker 120 by the rack 412 and the pinion 421. At the same time, the lock 431 is applied to the inclined jaw 413 of the slider 410.

Accordingly, the driver can easily adjust the inclination angle of the seat back by pulling the lever 100 fixed to the reclining operation mechanism 300.

On the contrary, when the lever 100 is detached from the reclining operation mechanism 300 to fix the lever 100 to the pumping operation mechanism 200, the release knob 432 is pressed to lock the link rod 434. When the 431 is raised, the slider 410 is moved to the left side by the elastic body 411 as shown in FIG. 6A, and accordingly, the latch arm 420 latches the striker 121 of the striker 120. Let go.

Accordingly, after separating the lever 100 from the reclining operation mechanism 300, as shown in Figure 7 by moving the lever 100 along the guide hole 510, the latch of the pumping operation mechanism 200 ( The lever 100 can be fixed to the same shape as above.

Therefore, since the pumping and reclining common lever device of the seat of the present invention can operate both the pumping operation mechanism 200 and the reclining operation mechanism 300 by using one lever 100, the design freedom is increased to the door trim. In addition to being able to expand the storage space is provided, it is an invention having an excellent advantage that can maximize the convenience and safety of the driver by preventing the malfunction that the seat back is unfolded in the event of a crash of the vehicle.

The above embodiment is an example for explaining the technical idea of the present invention in detail, and the scope of the present invention is not limited to the above drawings and embodiments.

The present invention as described above can be used by selectively fixing one lever to the reclining operation mechanism as well as the pumping operation mechanism of the seat, it is possible to secure the interior space, the malfunction of the reclining operation mechanism in the event of a vehicle collision It is an invention that can improve the merchandise of the vehicle as well as the safety of the passengers to prevent.

Claims (5)

delete Levers each having a striker protruding before and after; A pumping operation mechanism capable of adjusting the height of the seat cushion according to the rotation and provided with a latch for selectively fixing and detaching the front striker of the lever; The reclining angle of the seatback according to the rotation is adjustable, and comprises a reclining operation mechanism provided with a latch for selectively fixing and detaching the rear striker of the lever; The latch is, A slider elastically supported by an elastic body, moving in the longitudinal direction in contact with the striker, and having a rack formed at both sides thereof and an inclined jaw formed at an upper end thereof; A latch arm configured to rotate with the rack according to a longitudinal movement of the slider, the latch arm being rotatably supported on both sides of the slider to selectively fix the striker; And a release mechanism for elastically spanning the inclined jaw to limit the one-way movement of the slider. The method of claim 2, wherein the release mechanism A lock positioned above the inclined jaw and elastically supported downward by a coil spring; The common lever device for pumping and reclining seats connected to the lock through a link rod, wherein the release knob protrudes outward so as to raise the lock according to the pressing. 3. The lever pumping and reclining common lever device according to claim 2, wherein the striker has a locking jaw formed at an end thereof corresponding to the latch arm. According to claim 2, wherein the lever is a protrusion formed on one surface of the projection further, the shield cover between the pumping operation mechanism and the reclining operation mechanism guides the projection along the rotational trajectory of the pumping operation mechanism and the reclining operation mechanism A lever device for pumping and reclining seats, characterized in that the guide hole is formed through.

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