JP3462447B2 - Vehicle door cylinder lock mounting structure - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cylinder lock mounting structure for a vehicle door.

[0002]

2. Description of the Related Art Conventionally, a cylinder lock for a vehicle door has a handle base disposed outside a metal panel, and the cylinder lock is inserted into the handle base from the inside of the panel and fixed by screwing. There is. In order to secure the mounting strength of the cylinder lock in the axial direction, a plate-shaped reinforcing member is interposed between the handle base and the panel.

[0003]

However, in the conventional cylinder lock for vehicle doors, it is necessary to assemble a separate reinforcing member in the vehicle manufacturing line, which causes a problem that the manufacturing cost as a whole increases. .

The present invention has been made in view of the above-mentioned conventional problems, and provides a cylinder lock for a vehicle door which can secure the mounting strength in the axial direction of the cylinder lock without providing a separate reinforcing member. It is an issue.

[0005]

As a means for solving the above-mentioned problems, the present invention provides a cylinder lock mounting structure for a vehicle door in which a cylinder lock is mounted on a base, wherein the cylinder lock protrudes in a radial direction on an outer peripheral surface of the cylinder lock. An engaging protrusion and an attaching protrusion are provided, the cylinder lock is engaged with the base from the inside of the vehicle, and when the cylinder lock is further rotated, the engaging protrusion extends from the outside of the base to the surroundings. The mounting hole for engagement and a mounting portion for fixing the mounting projection piece in a state where the engaging projection piece is engaged with the mounting hole are provided, and the base is mounted on the vehicle door panel to which the base is mounted. A panel opening having the same shape as the hole is provided, and the cylinder lock is inserted into the panel opening and attached to the base to remove the base and the cylinder lock. And sandwiching the panel by the use protruding piece, in which the base was set to be fixed to the panel.

In the above invention, the outer peripheral surface of the cylinder lock is provided with the engaging projecting piece projecting in the radial direction and the mounting projecting piece projecting in the radial direction. Since it is fixed to the base through the mounting protrusion in the state of being engaged with the periphery of the cylinder, the engagement protrusion engages with the base around the mounting hole in the axial direction of the cylinder lock, The mounting strength in the axial direction of the lock can be secured.

Further, the base can be fixed to the panel by attaching the cylinder lock to the base. Furthermore, since the panel is sandwiched and fixed by the mounting protrusion and the base, it is possible to prevent the driver from being inserted between the base and the panel around the cylinder lock, and further the panel is deformed to the inside of the vehicle to prevent theft and damage. It can be prevented. Then, the mounting protrusion improves the pull-out strength to the outside of the vehicle by a slide hammer or the like.

A sheet made of a resin material is arranged between the base and the panel, and a sheet opening portion having the same shape corresponding to the mounting hole of the base and the sheet opening portion are formed integrally with the sheet. It is preferable that a tongue piece having a base portion is provided, and the tongue piece is bent at the base portion so as to be sandwiched between the panel and the attachment protruding piece so that the cylinder lock is attached to the base. With this, it is possible to prevent the tongue of the seat from damaging the panel due to the sliding of the mounting protrusion when mounting the cylinder lock. Further, the seat can be reliably fixed by sandwiching and attaching the tongue piece.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the accompanying drawings.

FIG. 1 shows a cylinder lock 1 and a handle base 2 of a vehicle door according to the present invention. Cylinder lock 1
Is attached to the handle base 2 while sandwiching the panel 3 and the seat 4.

The cylinder lock 1 is operated from the outside by inserting a key (not shown) into a key hole (not shown) of the cylinder lock 1 and is fixed to the cylinder lock 1 by an arm-shaped link 5.
The door lock device main body (not shown) connected to the link 5 via the link is actuated to prohibit or open the vehicle door. The cylinder lock 1 is provided with an arm-shaped attachment protrusion 6 and two engagement protrusions 7 integrally with the outer peripheral surface thereof.
The mounting protrusion 6 has a hole 6a at its tip. Further, the engagement protruding piece 7 is provided outside the vehicle with respect to the attachment protruding piece 6 in the axial direction of the cylinder lock 1.

The handle base 2 is provided with a mounting hole 8 into which the cylinder lock 1 is fitted. The mounting hole 8 is provided with two notches 9 into which the engaging protrusions 7 fit when the cylinder lock 1 is inserted into the handle base 2. In addition, the notch 9 has an arrow A in the mounting hole 8 inside the handle base 2.
The cylinder lock 1 is formed with a groove 10 extending in the direction.
After being fitted to the handle base 2, it can be rotated in the direction of arrow A. Further, the handle base 2 is provided with a mounting portion 11 at a position corresponding to the hole 6a of the mounting projection piece 6 when the cylinder lock 1 described above is fitted and rotated. A nut 11b into which the bolt 11a is fitted is fixed in advance inside the handle base 2 of the mounting portion 11.

The panel 3 is an outer panel of a vehicle door, and is formed with panel openings 12a and 12b having a shape matching the mounting hole 8 and the mounting portion 11, respectively.

The sheet 4 is a sheet made of a resin material, and has a role as a packing that seals between the handle base 2 and the panel 3. Further, similar to the panel 3, seat openings 13a and 13b having a shape matching the mounting hole 8 and the mounting portion 11 are formed, and the tongue piece 14 protruding in the radial direction is formed in the seat opening 13a.
And a hole 14a is formed at the tip of the tongue piece 14. The hole 14a is formed in the base portion 15 of the tongue piece 14 when the tongue piece 14 is folded back to form the seat opening portion 13b.
Is formed to match.

Next, a method of mounting the cylinder lock 1 on the handle base 2 by the cylinder lock mounting structure according to the present invention will be described.

The panel opening 12a is aligned with the mounting hole 8 of the handle base 2 and the seat opening 13a, and the panel opening 12b is aligned with the mounting portion 11 of the handle base 2 and the seat opening 13b. The panel 14 is folded back at its base portion 15 to sandwich the panel 3 so that the hole 14a and the panel opening 12b are aligned with each other. In this state, the cylinder lock 1 is inserted into the mounting hole 8 from the inside of the vehicle so that the two engaging protrusions 7 fit into the corresponding notches 9. Then, the hole 6a of the mounting protrusion 6 is attached to the mounting portion 1
The cylinder lock 1 is rotated in the direction of arrow A so that the cylinder lock 1 is attached and fixed to the handle base 2 with the bolt 11a. At this time, the tongue piece 14 of the sheet 4 can prevent the rotated attachment projection piece 6 from damaging the panel 3. Further, the seat can be reliably fixed by sandwiching and attaching the tongue piece.

By fixing the cylinder lock 1 to the handle base 2 as described above, the two engaging projecting pieces 7 engage with the groove 10 and the mounting projecting piece 6 is fixed as shown in FIG. Since the bolt 11a fitted into the hole 6a is fixed to the handle base 2, the cylinder lock 1
Can be fixed to the handle base 2 at three points. As a result, the cylinder lock 1 can be prevented from penetrating into the inside of the vehicle, and effective pushing strength can be secured against theft in which a driver or the like is inserted in the direction of arrow B in the drawing and kneaded. Further, the handle base 2 can be fixed to the panel 3 as well.

The mounting projection 6 and the handle base 2 are also provided.
Since the panel 3 is sandwiched and fixed by the above, it is possible to prevent the driver from entering by inserting the driver from the direction of the arrow C, and to prevent the destruction and theft that deforms the panel 3 to the inside of the vehicle. Then, by the mounting projection piece 6, the pull-out strength in the direction of the arrow D in the drawing by a slide hammer or the like is improved.

[0019]

As is apparent from the above description, according to the present invention, since the engaging protruding piece engages with the base around the mounting hole in the axial direction of the cylinder lock, the cylinder lock is directed toward the inside of the vehicle. Can be prevented and theft can be prevented. Further, it is not necessary to provide a separate reinforcing member for preventing penetration other than the cylinder lock, and the workability of the assembling work in the production line is improved.

Further, by attaching the cylinder lock to the base, the base can be fixed to the panel.
Furthermore, since the panel is sandwiched and fixed by the mounting protrusion and the base, it is possible to prevent the driver from being inserted between the base and the panel around the cylinder lock, and further the panel is deformed to the inside of the vehicle to prevent theft and damage. It can be prevented. Further, the mounting projection piece has an effect of improving the pull-out strength to the outside of the vehicle by a slide hammer or the like.

In particular, a sheet made of a resin material is arranged between the base and the panel, and the sheet has a seat opening of the same shape corresponding to the mounting hole of the base and a base integral with the seat opening. A tongue piece is provided, and the tongue piece is bent at its base to be sandwiched between the panel and the mounting projection piece so that the cylinder lock is attached to the base. The performance sheet can be securely fixed. Further, water can be prevented from entering through the gap between the base and the panel, and the waterproof property is improved. It is also possible to prevent scratches when fixing the cylinder lock to the panel.

[Brief description of drawings]

FIG. 1 is a perspective view showing a cylinder lock and a handle base having a cylinder lock mounting structure for a vehicle door according to an embodiment of the present invention.

FIG. 2 is a side view showing a state in which the cylinder lock of FIG. 1 is attached and fixed to a handle base.

[Explanation of symbols]

1 cylinder lock 2 Handle base (base) 6 Projection piece for mounting 7 Engaging projection piece 8 mounting holes 11 Mounting part

Claims (2)

(57) [Claims] 1. A cylinder lock mounting structure for a vehicle door, in which a cylinder lock is mounted on a base, wherein an engaging projection piece and a mounting projection piece projecting in a radial direction are provided on an outer peripheral surface of the cylinder lock, Engage the cylinder lock from the inside of the vehicle,
Further, when the cylinder lock is rotated, the engaging projection piece engages with the periphery of the base from outside the vehicle, and a mounting hole.
And a mounting portion to which the engaging projection piece is to secure the mounting projection piece in engagement with the mounting holes provided on the panel of a vehicle door mounting said base, said base
Install a panel opening of the same shape that corresponds to the mounting hole on the
Then, insert the cylinder lock into the panel opening and insert the cylinder lock.
By attaching it to the base,
The panel is clamped by the protruding piece for mounting the lock and the front
A cylinder lock mounting structure for a vehicle door, characterized in that the base is fixed to the panel . 2. A sheet made of a resin material is provided between the base and the panel, and the sheet has a seat opening of the same shape corresponding to the mounting hole of the base, and the seat opening. A tongue piece having an integral base portion is provided, and the tongue piece is bent at the base portion so as to be sandwiched between the panel and the attachment protruding piece, and the cylinder lock is attached to the base. The cylinder lock mounting structure for a vehicle door according to claim 1.