JP2005297848A - Refueling port structure of vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a fuel filler opening structure for a vehicle that has a good appearance, is inexpensive, and has a simplified manufacturing process.
A fuel filler opening structure for a vehicle in which an opening portion for a fuel filler opening is provided on a side of a body side outer panel, and a fuel filler lid assembly is provided in the opening portion, the fuel filler lid assembly. 13 includes a fuel filler base 9 attached to the flange 7 on the periphery of the opening 5 and a fuel filler lid 15 supported by the fuel filler base 9 so as to be openable and closable. The fuel filler base 9 and the fuel filler lid 13 15 is attached to the body side outer panel 3 after being assembled integrally.
[Selection] Figure 2

Description

  The present invention relates to a fuel filler port structure of a vehicle, and more particularly to a structure of a fuel filler port unit integrated by a module.

  The conventional fuel filler port is provided in the rear part of the vehicle, for example. Specifically, an opening is formed in the rear fender portion of the body side outer and the wheel house outer, a fuel tube is provided in the opening portion of the wheel house outer, and a fuel filler base is provided on the periphery of the opening portion of the body side outer. A watertight paint seal is applied to the joint between the body side outer and the fuel filler base. A fuel filler lid is attached to the opening of the wheel house outer so as to be freely opened and closed.

  Further, a fuel filler lock is attached to the side portion of the fuel filler base via a packing in order to ensure water tightness.

In the manufacturing procedure of the fuel filler port portion, first, the fuel filler base is joined to the rear fender portion of the body side outer in the vehicle body process, and then the grommet, the fuel filler lock, the fuel filler lid and the like are assembled in the assembly process. (For example, refer to Patent Documents 1 and 2).
JP-A-9-109930 JP 2001-63388 A

  However, the conventional example has a problem that the appearance is not good because the watertight paint seal is applied to the joint portion of the body side outer and the fuel filler base.

  Further, since the fuel filler lock is attached via the packing, there is a problem that the cost of the packing parts increases and it is difficult to sufficiently secure the sealing performance.

  Furthermore, since the assembly process of the fuel filler port is divided into a vehicle body process and an assembly process, there is a problem that the operation becomes complicated and it is difficult to ensure dimensional accuracy.

  SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a vehicle fuel filler port structure that has a good appearance, is inexpensive, and has a simplified manufacturing process.

  In order to achieve the above object, a vehicle fuel supply port structure according to the present invention is a vehicle fuel supply port structure in which an opening is provided in a vehicle body, and a fuel filler lid assembly is provided in the opening. The filler lid assembly includes a fuel filler base that is attached to the periphery of the opening, and a fuel filler lid that is supported by the fuel filler base so that it can be opened and closed. After the fuel filler base and the fuel filler lid are assembled together, It is characterized by being attached to the car body.

  According to the fuel filler port structure of a vehicle according to the present invention, the fuel filler base and the fuel filler lid are assembled together and then attached to the vehicle body, so that the number of work steps and work steps can be reduced. That is, conventionally, the mounting operation was performed in a separate process of assembling the fuel filler lid in the assembly process after the fuel filler base was mounted on the vehicle body in the vehicle body process, but according to the present invention, for example, in the assembly process Can be assembled at a time.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

  FIG. 1 is a side view of a vehicle that employs a fuel filler opening structure according to the present invention.

  A body side outer panel (vehicle body) 3 is provided at a side portion of the vehicle 1, and a fuel filler opening 4 is provided at a rear fender portion of the rear portion of the body side outer panel 3.

  2 is an enlarged cross-sectional view taken along line AA in FIG. 1, and FIG. 3 is an exploded perspective view of a fuel filler port according to the present invention.

  As shown in FIGS. 2 and 3, the body side outer panel 3 is provided with an opening 5 for a fuel filler port formed in a substantially rectangular shape in a side view, and the periphery of the opening 5 is directed toward the vehicle inner side. It is formed in a flange 7 that falls into a stepped shape. The flange 7 is provided with two mounting holes 11 in the vertical direction, and a fuel filler lid assembly 13 is attached to the mounting hole 11 via a rivet, as will be described later.

  The fuel filler lid assembly 13 is rotatably supported by the fuel filler base 9 which is attached to the flange 7 at the periphery of the opening of the body side outer panel 3 via a rivet (not shown). The fuel filler lid 15 is assembled into a single unit and modularized. Both the fuel filler base 9 and the fuel filler lid 15 are formed of a synthetic resin.

  The outer shape of the fuel filler base 9 is formed in a rectangular shape corresponding to the shape of the peripheral edge of the opening of the body side outer panel 3, and two mounting holes 11, 11 are formed on the top and bottom. A fuel tube flange 19 through which the fuel tube 17 is inserted is formed in a substantially truncated cone shape at the center of the fuel filler base 9. The flange 19 for the fuel tube is bent from a planar base body 21 so as to gradually narrow in diameter toward the vehicle inner side, and the base body 21 is bent from an end of the inclined portion 23 on the vehicle inner side. And a bent portion 25 extending substantially in parallel. As shown in FIG. 2, a sponge 27, which is a watertight seal material, is provided on the back side of the outer peripheral edge of the fuel filler base 9, and the outer peripheral edge of the fuel filler base 9 is the flange 7 of the body side outer panel 3. Are attached in close contact via a sponge 27.

  A ring-shaped grommet 29 is fixed to the outer periphery of the inclined portion 23. The grommet 29 is flat on the inner peripheral side, and has a groove 29a formed on the outer peripheral side, and the opening peripheral edge of the wheel house outer 31 is fitted in the groove 29a.

  Further, another grommet 37 is fitted to the inner peripheral edge of the fuel tube hole 33 formed in the bent portion 25 of the fuel filler base 9. A tubular tube panel 39 is attached to the outer periphery of the front end of the fuel tube 17, and a grommet 37 is in contact with an end portion of the tube panel 39 on the vehicle outer side.

  A pair of upper and lower tongue pieces 41, 41 project from the front end portion of the fuel filler base 9 toward the vehicle outer side, and the front end of the fuel filler lid 15 corresponds to these tongue pieces 41, 41. A pair of tongue pieces 43, 43 are also provided in the part. The tongue pieces 41 and 43 are coupled to each other via a pin 45 so that the tongue 47 is urged so that the fuel filler lid 15 is opened to the outside of the vehicle. Is provided.

  Further, as shown in FIGS. 3 and 4, a fuel filler lock 49 is disposed at the rear of the fuel tube flange 19. The fuel filler lock 49 is integrally formed with the fuel filler base 9 by a method such as injection molding. A fuel filler lock cable 51 is connected to the rear surface of the fuel filler lock 49.

  A procedure for assembling the fuel filler lid assembly 13 having the above-described configuration to the vehicle body will be briefly described.

  First, as shown in FIG. 3, the fuel filler lid assembly 13 itself is assembled in advance. For example, the tongue pieces 43 and 43 of the fuel filler lid 15 are fitted into the tongue pieces 41 and 41 of the fuel filler base 9, and the tongue pieces 41 and 43 are coupled to each other by a pin 45 to which a spring 47 is attached.

  Then, in the assembly process (trim line) of the vehicle 1, the fuel filler lid assembly 13 is attached to the flange 7 of the body side outer panel 3 from the outside direction of the vehicle 1 with rivets or the like.

  Below, the effect by embodiment of this invention is demonstrated.

  Since the fuel filler lid assembly 13 further includes a fuel filler lock 49 integrally formed with the fuel filler base 9, the water-tight packing conventionally attached to the fuel filler lock 49 becomes unnecessary, and the number of parts is reduced. Along with the reduction, the cost can be reduced.

  Since the fuel filler lid assembly 13 is configured to be attached to the body side outer panel 3 from the outer side of the vehicle 1 and the fuel filler lid assembly 13 is attached only in the assembly process of the vehicle 1, As a result, the assembly process of the fuel filler opening is not divided into a plurality of steps, the work process can be simplified, and the productivity is improved.

  And since the sponge 27 was provided in the flange 7 of the opening part periphery of the body side outer panel 3, and the fuel filler base 9 of the fuel filler lid assembly 13 was attached via this sponge 27, a body side outer and a fuel are conventionally attached. Since the watertight paint seal applied to the mating portion with the filler base 9 is not necessary, the appearance is good.

  The fuel filler base 9 is provided with a fuel tube hole 33 so that the front end of the fuel tube 17 faces the outside of the vehicle from the fuel tube hole 33, and the fuel filler lid 15 and the fuel filler base 9 are made of synthetic resin. Due to the molding, when the vehicle 1 collides, the fuel filler lid 15 and the fuel filler base 9 are deformed to efficiently absorb the impact energy and to suppress the input load to the fuel tube 17 as much as possible. Can do.

It is a side view of the vehicle which employ | adopted the fuel filler part structure which concerns on this invention. It is an expanded sectional view by the AA line of FIG. It is a disassembled perspective view of the oil filler opening part which concerns on this invention. It is a perspective view which shows the back surface side of a fuel filler base.

Explanation of symbols

3. Body side outer panel (vehicle body)
DESCRIPTION OF SYMBOLS 4 ... Refueling port part 5 ... Opening part 9 ... Fuel filler base 13 ... Fuel filler lid assembly 15 ... Fuel filler lid 17 ... Fuel tube 27 ... Sponge (sealing material)
33 ... Hole for fuel tube 49 ... Fuel filler lock

Claims (5)

A vehicle fuel filler port structure in which an opening is provided in a vehicle body and a fuel filler lid assembly is provided in the opening,
The fuel filler lid assembly includes a fuel filler base that is attached to the periphery of the opening, and a fuel filler lid that is supported by the fuel filler base so as to be openable and closable. The fuel filler base and the fuel filler lid are assembled together. A vehicle fuel filler opening structure that is attached to a vehicle body afterwards.   The vehicle fuel filler opening structure according to claim 1, wherein the fuel filler lid assembly further includes a fuel filler lock formed integrally with a fuel filler base.   3. The fuel filler lid assembly according to claim 1 or 2, wherein the fuel filler lid assembly is configured to be attached to a vehicle body from a vehicle outer side direction, and the fuel filler lid assembly is attached only in a vehicle assembly process. Refueling port structure of the vehicle.   The vehicle fuel filler opening structure according to any one of claims 1 to 3, wherein a sealing material is provided between a periphery of the opening of the vehicle body and a fuel filler base of a fuel filler lid assembly.   The fuel filler base is provided with a hole for a fuel tube, the front end of the fuel tube is exposed from the hole for the fuel tube toward the vehicle outer side, and the fuel filler lid and the fuel filler base are formed of a synthetic resin. The vehicle fuel filler opening structure according to any one of claims 1 to 4.

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