JP2001063388A - Fuel lid structure for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To simplify the structure of a fuel lid for a vehicle equipped with a means for preventing its unrighteous opening. SOLUTION: In this fuel lid structure, a fuel lid 3 for opening/closing a fuel filler box 2 is connected by a hinge to the recessed fuel filler box 2 surrounding a filler opening 1, and when the fuel lid 3 is closed, a back-and-forth movable lock pin 71 of the filler box 2 is put through a lock hole 62 in a lock part 6 projecting from a rear surface of a free end of the fuel lid 3. The fuel lid 3 is made up of a lid body member 30 and a frame-shaped lid inner member 4 attached to the periphery of a rear surface thereof. The inner member 4 is integrally equipped with a body part 61 erectly extending from its inner peripheral edge and reversely extending in a U shape, and flange parts 63 bending at and extending from its both side edges so as to close both-side openings formed by the curved body part 61. The lock part 6 is integrally formed with the body part 61 with a lock hole 62 opened on the erected end side of the body part 61, and an end of the lock pin 71 put through the lock hole 62 is screened by the body part 61 and by the flange part 63.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fuel lid structure for a vehicle, and more particularly to a fuel lid structure for preventing fuel theft.

[0002]

2. Description of the Related Art As shown in FIG. 3 and FIG. , A filler box) 2 is formed, and the filler box 2 is hinged to the fuel lid (hereinafter, referred to as a lid).
3 is opened and closed. The base of the lid 3 is a hinge stay 5
And is attached to the filler box 2 via.

On the other hand, a locking member 8 is provided on the free end side of the lid 3.
A is provided, and a locking hole 81 is formed in the locking member 8A. In the lid 3 in the illustrated example, a frame-shaped inner lid member 4 is provided on the outer peripheral back surface of the lid main body member 30, and the locking member 8 </ b> A is welded to the inner lid member 4. When the lid 3 is closed, the retractable lock pin 71 of the lid opener 7 provided on the side of the filler box 2 penetrates into the locking hole 81 of the locking member 8A when the filler box 2 is closed. 2 Lock to the closed state.

By the way, when the filler box 2 is closed,
A wire 9 or the like is inserted into the filler box 2 from a gap between the outer peripheral edge of the lid 3 and the opening edge of the filler box 2,
The lock pin 71 can be pushed backward by the tip of the wire 9 to release the lock between the lock pin 71 and the locking member 8A, and the lid 3 can be opened.

Therefore, as a measure to prevent fuel theft, the locking hole of the locking member made of a metal plate is formed by cutting and raising the locking member, and the cut-and-raised piece is surrounded around the locking hole and inserted into the filler box. It has been proposed to block the wire from the end of the lock pin penetrating the locking hole (Japanese Utility Model Application Laid-Open No. 63-162645).

As shown in FIG. 5, a thick synthetic resin locking member 8B provided with a concave portion 81a is mounted on the mounting seat surface 40 of the lid inner member 4 by bolting, and a lock pin is mounted on the concave portion 81a. There is a structure in which the tip of 71 is fitted. S in the figure is a stud bolt standing on the mounting seat surface 40, and N is a nut.

[0007]

However, in any of the conventional fuel anti-theft measures, the locking members 8A and 8B as separate members are attached to the lid, so that the number of parts and the number of working steps are increased. Therefore, the present invention has been made to provide a lid structure in which it is not necessary to attach a separate member to the lid to prevent theft of the fuel, and the lid is not unlocked by a wire or the like. is there.

[0008]

According to the present invention, there is provided a concave filler box provided on a vehicle body outer plate around a fuel filler opening, wherein a lid hinged to the filler box to open and close the filler box is provided; A locking portion protruding from the back surface of the free end of the lid is provided, and when the lid is closed, a lock pin projecting into the filler box so as to be able to advance and retreat into the filler box penetrates into a locking hole formed in the locking portion. In the vehicle lid structure in which the lid is locked in a closed state, the lid includes a lid body member that closes the filler box, and a frame-shaped lid inner member attached to the outer peripheral back surface of the lid body member. . The lid inner member extends from the inner peripheral edge thereof in an upright manner and is inverted to extend in a U-shape, and is bent from both side edges of the main body to close both sides of the inside of the curve of the U-shaped main body. And a locking portion having the locking hole opened at the rising end side of the main body portion. The locking portion is formed by the main body portion and the flange portion of the locking portion. The periphery of the tip of the lock pin penetrating the hole is shielded (claim 1). The tip of the lock pin, which penetrates into the locking hole of the locking portion, is reliably blocked from a wire or the like inserted from a gap between the outer peripheral edge of the lid and the opening edge of the filler box to prevent unlocking of the lock. Since the locking portion is formed integrally with the lid inner member, the number of parts can be reduced and the cost can be reduced.

An extended portion is formed on the inner peripheral edge of the lid inner member and extends in a tongue shape from the inner peripheral edge, and the extended portion is bent to form the locking portion. . When punching out the frame-shaped lid inner member, a tongue-shaped extended portion is formed, and by bending this extended portion, the locking portion can be easily formed with workability.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to FIGS. As shown in FIG. 1 (A), the filler box 2 is a rectangular box-shaped recess formed in the outer plate P of the vehicle body, and has a fuel supply port 1 which is opened and closed by a cap 10 in the center thereof. The periphery of the filler port 1 is covered with a funnel-shaped rubber grommet 20 surrounding the filler port 1.

The filler box 2 is opened and closed by a lid 3 rotatably hinged. The lid 3 includes a lid main body member 30 having a low peripheral flange 31 protruding to the rear side formed on the periphery thereof to close the filler box 2, and a frame-shaped lid inner member 4 provided along the rear peripheral edge of the lid main body member 30. I have. A locking portion 6 extending from the free end side of the lid 3 is formed integrally with the lid inner member 4, and the locking portion 6 is provided with a locking hole 62.

On the other hand, a lid opener 7 is provided inside the outer plate P on the vehicle body side. As shown in FIG. 1 (B), the lid opener 7 has the distal end portion penetrated through the side surface of the filler box 2 and the grommet 20 at a position corresponding to the engagement portion 6 of the lid 3, and the The nut is fastened to the tip so as to protrude into the filler box 2. A lock pin 71 that can move forward and backward is provided at the tip of the lid opener 7. When the lid 3 is closed, the lock pin 71 advances and penetrates into the locking hole 62 of the locking portion 6 of the lid 3 to lock the lid 3. When the lid 3 is opened, the lock pin 71 is operated from a driver's seat or the like. The lock is released by retracting the lock pin 71.

FIG. 2 shows a metal plate for forming the lid inner member 4. The metal plate 4A has a rectangular frame shape substantially similar to the lid body member 30, and an extended portion 6A extends in a tongue shape from an inner peripheral edge of one side thereof. Extension 6A
Is substantially T-shaped with a leg extending from the inner peripheral edge of the metal plate 4A and a head wider than this, and cuts 601 are formed at both sides in the width direction at the base end of the leg. Cuts 602 are also formed on both sides in the width direction of the boundary between the leg and the head. A U-shaped slit 603 is formed at the center of the leg.

On the other side of the metal plate 4A, a T-shaped slit 40 is formed on the inner peripheral side. Further, a flange 41 protrudes like an ear on the outer periphery of the metal plate 4A at a corner and a position close to the corner.

The extension 6A of the metal plate 4A is
1 (FIG. 1), and a line connecting both ends in the width direction to the ends of the cuts 601 and 602 (broken line a, shown in FIG. 1).
B) is bent substantially at right angles to the front surface side of the metal plate 4A, and the base end of the leg is bent substantially at right angles to the back surface side of the metal plate 4A along the broken line c. Then, the middle of the extension 6A is bent at an obtuse angle toward the center of the metal plate 4A along the broken line d, and further, the head is bent along the broken line e in the direction along the legs. Further, the portion inside the U-shaped slit 603 is bent inward to open the locking hole 62.

Thus, the extension portion 6A is formed as shown in FIG.
As shown in (B), the upright surface 611 and the upright surface 61 that rise substantially perpendicularly from the inner peripheral edge of the lid inner member 4 to the rear surface side.
(1) A tip face 612 and a tip face 6 projecting obliquely from the tip.
12 and folded along the rising surface 611 to form the locking hole 6.
2 has a folded surface 613 that blocks forward,
The main body 61 having a character shape, and the respective surfaces 611, 6 of the main body 61
A flange portion 63 bent from both side edges of the main body portion 61 to the inside of the curved portion of the main body portion 61 is provided. The flange portion 63 constitutes the locking portion 6 that closes both sides of the main body portion 61 on the inside of the curved portion. The flange portion 63 is formed by the folded surface 6 of the main body 61 formed by the wide head of the extension 6A (FIG. 2).
The portion bent from 13 protrudes greatly into the inside of the curved portion of the main body portion 61, thereby covering both sides of the inside of the curved portion. The portion bent from the upright surface 611 and the upper surface 612 protrudes inwardly of the curved portion. And serves to reinforce the locking portion 6.

A pair of left and right tongues opposing each other and surrounded by the T-shaped slit 401 of the metal plate 4A are:
As shown in FIG. 1A, the cap holder 42 is formed by bending and raising these in a substantially Z-shape symmetrical left and right.

As shown in FIG. 1A, the lid inner member 4 formed by bending the metal plate 4A bends and raises each of the flanges 41 on the outer peripheral edge at a substantially right angle to the back surface side.
Each flange portion 41 is overlapped on the inner surface of the peripheral flange 31 of the lid body member 30 and welded, and attached to the inner periphery of the rear surface of the lid body member 30.

Lid body member 30 and lid inner member 4
The hinge stay 5 is rotatable via a pair of upper and lower cylindrical bearings 43 on the outer peripheral edge on the base end side of the lid inner member 4, that is, on the outer peripheral edge on the opposite side of the locking portion 6. The lid 3 is rotatably mounted on the lid 3 by bolting the hinge stay 5 to a side of the filler box 2 opposite to the lid opener 7 to open and close the filler box 2. The cap holder 42 of the lid 3 holds the cap 10 removed from the filler port 1 at the time of refueling.

When the filler box 2 is closed by rotating the lid 3 around the hinge connection portion, the distal end surface 612 of the main body portion 61 of the locking portion 6 protruding toward the free end side of the lid 3 is connected to the lid opener 7. It contacts the lock pin 71. Further, when the lid 3 is pushed in the closing direction, the inclined front end surface 612 is formed.
The lock pin 71 is pushed back and retreated by the guidance of the lock pin 71 with the filler box 2 completely closed.
Penetrates into the locking hole 62 and inserts the lid 3 into the filler box 2
Lock closed. In this case, the bent portion of the locking hole 62 is in surface contact with the lock pin 71, so that the locking hole 62 and the lock pin 71 are in good contact.

When the lid 3 is locked in the closed state of the filler box 2, the periphery of the tip of the lock pin 71 penetrating into the locking hole 62 of the locking portion 6 is turned upside down in a U-shape. Since the flange 63 projecting from the main body 61 to the inside of the curve shields the wire, even if a wire or the like is inserted into the filler box 2 from the gap between the outer peripheral edge of the lid 3 and the opening edge of the filler box 2. , To reliably shut off the wire, etc., to prevent unauthorized unlocking of the lid 3,
Prevent fuel theft.

Further, since the locking portion 6 is formed integrally with the lid inner member 4 without attaching a separate member as a locking member as in the related art, the number of parts can be reduced, and the lid inner member 4 is formed. When the metal plate 4A is stamped, the tongue-shaped extension 6A is provided by effectively utilizing the center opening of the frame material that has been conventionally punched, and the extension 6A is bent. Since the locking portion 6 is formed, material removal is advantageous, the productivity of the lid inner member 4 is good, and the production cost of the lid 3 can be reduced.

[0023]

According to the fuel lid structure of the present invention, the locking portion having the function of shielding around the tip of the lock pin when the lid is closed is formed integrally with the inner lid member without attaching a separate member to the fuel lid. The structure of the fuel lid can be simplified, and the locking portion reliably blocks the wire and the like, so that unauthorized unlocking of the fuel lid can be prevented, thereby preventing theft of the fuel.

[Brief description of the drawings]

FIG. 1 shows a fuel lid structure of the present invention.
1 (A) is a perspective view thereof, and FIG. 1 (B) is an IB of FIG. 1 (A).
It is sectional drawing of the lock state of the fuel lid in the position along -IB line.

FIG. 2 is a plan view of a metal plate for forming a lid inner member used in the present invention.

FIG. 3 is a perspective view of a conventional fuel lid structure.

FIG. 4 is a cross-sectional view of the conventional fuel lid structure taken along line IV-IV in FIG. 3;

FIG. 5 is a cross-sectional view corresponding to FIG. 4 of another conventional fuel lid structure.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 fuel filler 2 fuel filler box 3 fuel lid 30 lid body member 4 lid inner member 6 locking portion 61 body portion 62 locking hole 63 flange portion 6A extension portion 71 lock pin

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Tetsushi Kanemitsu 100 Kanayama, Ichiriyama-cho, Kariya-shi, Aichi F-term in TOYOTA Auto Body Co., Ltd. (Reference) 2E250 AA21 HH01 JJ05 LL13 PP02 3D038 CA04 CA32 CA34 CC16

Claims (2)

[Claims] 1. A fuel filler box provided on an outer panel of a vehicle body around a fuel filler port is provided with a fuel lid hinged to the fuel filler box to open and close the fuel filler box, and a free end of the fuel lid is provided. A locking portion protruding from the back surface is provided on the back surface, and when the fuel lid is closed, a lock pin projecting into and out of the fuel filler box penetrates into a locking hole formed in the locking portion to close the fuel lid. In the fuel lid structure for a vehicle, the fuel lid comprises a lid body member for closing the fuel filler box, and a frame-shaped lid inner member attached to an outer peripheral back surface of the lid body member, wherein the lid inner member includes: The members include
A main body extending from the inner peripheral edge thereof in an upright shape and extending in a U-shape, and a flange bent from both side edges of the main body and extending so as to close both sides inside the curve of the U-shaped main body. The lock is formed integrally, and the locking portion is formed at the rising end side of the main body portion so that the locking hole is opened, and the lock penetrated into the locking hole at the main body portion and the flange portion of the locking portion. A fuel lid structure for a vehicle, wherein a portion around a tip of a pin is shielded. 2. An inner peripheral edge of the lid inner member, wherein an extending portion extending in a tongue shape from the inner peripheral edge is formed, and the extending portion is bent to form the locking portion. The fuel lid structure of the vehicle described.