JPS6332746Y2 - - Google Patents

Description

[Detailed description of the invention] The present invention relates to a locking device that locks the seat back of the rear seat in an upright state in a vehicle in which the trunk room communicates with the passenger compartment when the seat back of the rear seat is folded down. The purpose is to prevent the lock from being released from inside the passenger compartment when the bag is raised and the security operation is performed, thereby protecting the privacy of the trunk room from inside the passenger compartment.

In vehicles where the trunk room communicates with the passenger compartment when the freely foldable rear seat bag is folded down, the trunk door locking device is conventionally equipped with an opener cancel mechanism to protect the privacy of the trunk room from outside the vehicle. However, the locking device for the rear seat back in the upright position is not equipped with a security mechanism, so once inside the vehicle, the rear seat back can be easily unlocked, folded down, and opened to the trunk room. However, the drawback was that the privacy of the trunk room from the inside of the vehicle could not be protected.

The present invention is designed to protect the privacy of the trunk room from the inside of the vehicle by adopting the structure described in the claims of the utility model registration.

The configuration of the illustrated embodiment will be explained below.

In the embodiment shown in the drawings, the seat back of a rear seat 1 is divided into left and right rear seat backs 2 and 3, as shown in FIG. Left and right lock portions 4 and 5 are attached and connected by a link 6 so as to be interlocked.

Since the lock parts 4 and 5 shown in FIG. 2 have the same structure, the lock part 4 will be explained below.

As shown in FIGS. 1 and 4, a striker 7 is fixed to the upper part of the back of the rear seat back 2 which can be raised up and down, and the rear seat back 2 is mounted on the passenger compartment side partition wall of the trunk room 8 that supports the rear seat back 2 when it is upright. A lock portion 4 having a hook 9 for locking the striker 2 is provided in the portion.

And on the back of rear seat bags 2 and 3,
A communication hole 10 leading to the trunk room is open and is configured to be closed by the rear seat bags 2, 3 when the rear seat bags 2, 3 are in the upright position.

The above-mentioned hook 9 is rotatably supported by a support shaft 13 supported by a bracket 12 located in the trunk room 8 and fixed to a trunk member 11, and the support arm 14 and the bracket 1
A tension spring 16 stretched between the striker 2 and the striker 7 constantly applies a rotational force in the direction of engagement with the striker 7.

A handle 18, which is separate from the hook 9, is also rotatably supported by the support shaft 13, and a tension spring 17 stretched between the support arm 15 and the bracket 12 applies a clockwise rotational force. has been granted.

The hook 9 and the handle 18 extend parallel to the support shaft 13 from a lock block 19 that is slidably fitted on the support shaft 13, as shown in FIGS. 6, 7, and 8. Lock pin 2 that is out
It has a notch into which 0 is inserted and removed.

That is, the hook 9 has a notch 21 which is a circular hole.
is formed, and the handle 18 is formed with a notch 22 that is a hook-like notch.
The notch 22 is opened in the direction opposite to the direction in which the tension of the tension springs 16 and 17 is applied.

As shown in FIGS. 7 and 8, the hook 9 and the handle 18 have cutout portions 21,
When the lock pin 20 is inserted in common with 22, it is in the contact state, and the movement of the handle 18 is transmitted to the hook 9, and the lock pin 20 is in contact with the hook 9 as indicated by the chain line 20' in FIG.
As shown, when the lock pin 20 comes out of one of the notches, ie, the notch 22 in the illustrated example, the contact is released, and the lock pins are assembled so that the interlocking movement is cut off.

The aforementioned lock block 19 has a lock pin 20.
However, the support shaft 13 is within a range that occupies a first position where it is commonly inserted into the aforementioned notches 21 and 22 and a second position where it exits from at least one of the notches, in the illustrated example, the notch 22. slide on top. In FIG. 8, reference numeral 23 is a stopper that defines the second position of the lock block 19.

Furthermore, as shown in FIGS. 4 and 6, a lock lever 24 that swings vertically is supported on the bracket 12 by a shaft 25. Lock pin 26
is engaged with a long groove 27 cut vertically on the outer surface of the lock block 19.

When the above-mentioned lock lever 24 reaches the upper moving end, the first lock pin 26 locks the lock block 19.
is operated to slide to the first position shown in FIGS. 7 and 8, and when the lower moving end is reached,
The first locking pin is actuated to slide the locking block 19 into said second position.

The lock block 19, lock lever 24, lock pin 20, and notches 21 and 2 described above
2 and the like constitute means for selecting the contact state between the hook 9 and the handle 18.

A lock button 28 is attached to the shaft 25 of the bracket 12 so as to be vertically slidable through a vertical hole 29, and the lower surface of the protrusion 30 of the lock button 28 is located above the second pin 31 extending from the lock lever 24. When the lock button 28 is moved downward, the lower surface of the protrusion 30 presses the second pin 31 of the lock lever 24, and the lever 2
4 can be swung to the lower end. When the lock lever 24 is swung to the lower end due to the downward movement of the lock button 28, the lock block 19 is slid to the second position as described above, and the hook 9 and the handle 18 are in a state where they are released from contact, i.e. It is considered unlinked.

Since the lock button 28 only contacts the upper side of the second pin 31 of the lock lever 24 with the lower surface of the protrusion 30, the lock lever 24 can be pushed down when the lock button 28 moves downward; however, when the lock button 28 moves upward, the lock lever 24 It has no effect whatsoever. That is, the operation of the lock button 28 is a one-way operation.

In order to slide the lock block 19, which has been slid to the second position by the one-way operation of the lock button 28, to the first position described above, the lower end 32 of the lock lever 24 is moved in the direction indicated by the arrow A in FIG. All you have to do is press it in the direction shown and swing it, and this operation is done inside the trunk 8.

In order to transmit the above-described rocking of the lock lever 24 in the direction of arrow A to the lock lever 33 of the lock device 5, the lower end 32 of the lock lever 24 and the lower end 34 of the lock lever 33 are connected to the link 6 as shown in FIG. Both lock devices 4 and 5 operate synchronously. This lock lever 24,
The lower end of the lock block 33, the link 6, etc. constitute a two-way operation section that can slide the lock block 19 to both the first and second positions by manual operation.

The upper ends 35 and 36 of the lock buttons of the above-mentioned lock levers 24 and 33 are made to protrude from the partition wall of the trunk room 8 at a position facing the passenger compartment, and in the illustrated example, bezels 37 and 38 fixed to the upper surface of the trunk room member 11 are shown. Inside the bezels 37 and 38 are lock parts 4,
5 handles 18, 38 are also positioned.

In addition, in FIGS. 4 and 6, the reference numeral 39 is a turnover spring of the lock lever 24.

The rear seat bag locking device according to the present invention has the configuration described above, and is shown in FIG.
As shown in FIG.
is in the first position where the hook 9 and the handle 18 can be interlocked, when the rear seat bag 2 is raised and the striker 7 is plunged into the lock portion 4, the striker engages the hook 9 of the lock portion 4. is engaged and locked. When the handle 18 is rotated in the direction of arrow B in this state, the hook 9 is also rotated in the direction of arrow C via the lock pin 20, disengaging from the striker 7, and the rear seat back 2 is laid down. . As described above, when the striker 7 is engaged with the hook 9 and is locked, when the lock block 28 is pushed down from inside the vehicle as a security operation, the lower surface of the protrusion 30 of the button presses the second pin 31 of the lock lever 24. As the lever 24 is swung to its lower end, the first locking pin 26 of the locking lever 24 slides the locking block 19 to the second position. By sliding the lock block 19 to the second position, the lock pin 20 of the block 19 comes out of the notch 22 of the handle 18, so that the hook 9 and the handle 1 are removed.
8, and even if the handle 18 is rotated in the direction of the arrow R, the hook 9 no longer rotates in the direction of the arrow C, and the rear seat back 2 is maintained in a locked state. As described above, the lock button 28 is one-way operated, so even if the lock button 28 is pulled up from inside the vehicle, the lock block 19 will not be slid to the first position, and the privacy of the trunk room 8 from inside the vehicle will be reduced. It will be completely protected.

To release the lock mentioned above and slide the lock block 19 into the first position, the trunk compartment 8
All that is required is to slide the end portion 32 of the lock lever 24 from the side in the direction of arrow A.

The locking device for the rear seat back according to the present invention has the structure and operation described above, and in normal conditions, the rear seat back can be freely locked and unlocked from the inside of the vehicle. If you press down on the lock button as a security operation from inside the vehicle,
Since the lock cannot be released from inside the vehicle, the privacy of the trunk room from inside the vehicle can be completely protected. In addition, the present invention is provided with a lock portion corresponding to each rear seat back divided in the vehicle width direction, and the lock levers of each lock portion are connected by links, so that when releasing the lock, a single link can be used at once. This can be achieved only by manipulation, and therefore handling is extremely easy.

[Brief explanation of the drawing]

Fig. 1 is a schematic perspective view of the rear seat of a vehicle to which the present invention is applied, Fig. 2 is a perspective view of only two locking devices used in Fig. 1, and Fig. 3 is a perspective view of only one locking device. 4 is a side view of the thing shown in FIG. 3, FIG. 5 is a rear view of the thing shown in FIG. 3,
FIG. 6 is a perspective view showing the relationship between the lock block, lock lever, and lock button; FIG. 7 is a perspective view showing the relationship between the hook, handle, and lock block;
FIG. 8 is a sectional view taken along the line -- in FIG. 7. 2, 3: Rear seat back, 4, 5: Lock part, 7: Striker, 8: Trunk room, 9:
Hook, 11: Trunk room member, 12: Bracket, 18: Handle, 19: Lock block as selection means, 20: Lock pin as selection means, 21, 22: Notch as selection means, 24: Lock lever as selection means, 28: Lock button.

Claims (1)

[Scope of utility model registration request] A striker is fixed to the upper part of the back of a rear seat bag that is divided in the width direction of the vehicle and can be raised and folded, and the striker is locked to a partition wall on the passenger compartment side of a trunk room that supports the upper part of the back of the rear seat back when the rear seat bag is raised. A locking device is provided with a locking portion corresponding to each striker. A handle that can contact and rotate the hook in a direction opposite to the biasing force of the spring, and a handle that selectively releases the contact between the handle and the hook, and when the contact is released, the hook and the striker are rotated by the biasing force of the spring. The engagement state is determined by a means for selecting a contact state between the handle and the hook, which maintains the contact state between the handle and the hook so that the handle is not released even when the handle is rotated, and a means for selecting a contact state between the handle and the hook, which is disposed in the luggage compartment, and a means for selecting a contact state between the handle and the hook, which maintains the contact state between the handle and the hook so that the handle is not released even when the handle is rotated. The lock lever of each of the lock portions has a lock lever that can be changed to a two-step state, and a lock button that is disposed inside the vehicle and that can change the selection means only to a contact release state. A locking device for a rear seat back, characterized in that the two are connected by a link.