JP2005178488A - Fuel filling port device for vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To avoid discharge from a fuel filling port cap near a fuel filling port by solving a problem that discharge is carried out from the fuel filling port cap to the fuel filling port. <P>SOLUTION: In the fuel filling port device for the vehicle, a fuel filling pipe 32 is extended from a fuel tank 31; a fuel filling port fitting 33 is mounted to the tip of the fuel filling pipe 32; a fuel filling port cap 35 is attached to the fuel filling port 41 of the fuel filling port fitting 33; and a fuel filling port lid 38 is provided at a vehicle body 11 side in an openable and closable manner so as to collectively cover the fuel filling port cap 35 and the fuel filling port 4. The fuel filling port cap 35 is formed by a conductive material. One end of the connection member 36 formed by a conductive material is mounted to the fuel filling port cap 35 and the other end of the connection member 36 is mounted to a metal part at the vehicle body 11 side. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to an improvement in a vehicle fuel filler apparatus for attaching a fuel filler cap to a fuel filler opening of a fuel filler fitting and covering the fuel filler cap with a fuel filler lid.

2. Description of the Related Art As a vehicle fuel filler device, a structure in which a fuel filler cap is attached to a fuel filler cap of a fuel filler fitting and the fuel filler cap can be grounded to the fuel filler fitting is practically used.
A practical vehicle filler port device is practically sufficient if a filler cap is attached to the filler port of the filler fitting, and a filler lid is attached to the vehicle body so as to be openable and closable so as to cover the filler cap. It was.

As such a vehicle fuel filler apparatus, a fuel filler cap using a conductive resin is known (for example, see Patent Document 1).
Japanese Patent No. 3200732 (page 4, FIG. 1)

  FIG. 11 is a diagram for explaining a conventional basic configuration. The vehicle fuel filler apparatus 210 includes a fuel filler cap 214 attached to the fuel filler 213 of the fuel filler fitting 212, the fuel filler cap 214 and the fuel filler fitting 212. An oil filler lid 216 provided on the side of the vehicle body 211 so as to be openable and closable. 218, and the cylinder 217 and the knob 218 are made of conductive resin so that the filler cap 214 can be electrically connected (grounded) to the filler fitting 212.

  In general, gas stations (gas stations) often use a fueling nozzle having an auto-stop function that automatically stops gasoline supply when the amount of gasoline to be supplied reaches a predetermined amount. Therefore, the refueling worker often opens the refueling port cap and starts supplying gasoline to the vehicle while checking the tire pressure and cleaning the window in parallel with the gasoline supply.

  Therefore, static electricity may be charged again in the work clothes after inspection work or cleaning work. In the vehicle fuel filler apparatus 210, the fuel filler cap is attached to the fuel filler opening with static electricity charged in the work clothes. There has been a problem of discharge from the filler cap to the vicinity of the filler port.

  In other words, when the filler cap is attached to the filler port, the filler cap can be grounded to the filler port, and when the filler cap is attached to the filler port, discharge from the filler cap to the vicinity of the filler port A vehicle filler device that can be avoided is desired.

  It is an object of the present invention to provide a vehicle fuel filler device that solves the problem of discharging from the fuel filler cap to the fuel filler opening and avoids discharge from the fuel filler cap to the vicinity of the fuel filler opening.

  According to the first aspect of the present invention, an oil supply pipe is extended from a fuel tank, an oil filler fitting is attached to the tip of the oil supply pipe, and an oil filler cap is attached to the oil filler opening of the oil filler fitting. In a vehicular refueling port device provided with a refueling port lid that can be opened and closed on the vehicle body side so as to cover the refueling port in a lump, the refueling port cap is formed of a conductive material, and the refueling port cap is formed of a conductive material. One end of the member is attached, and the other end of the connecting member is attached to a metal part on the vehicle body side.

  That is, the filler cap is formed of a conductive material, and one end of a connecting member formed of a conductive material is attached to the filler cap, and the other end of the connecting member is attached to a metal part on the vehicle body side. It is possible to avoid discharging from the cap to the vicinity of the fuel filler opening.

In the invention according to claim 2, the annular recess is formed on the side surface of the filler cap, the ring portion is formed at one end of the coupling member, and the coupling member is electrically connected to the filler cap by fitting the ring portion into the recess. It was made to be characterized.
An annular recess is formed on the side surface of the filler cap, a ring portion is formed at one end of the connecting member, and the ring member is fitted into the recess, whereby the connecting member is easily conducted to the filler cap.

The invention according to claim 3 is characterized in that the conductive material is continuously used in the clue part and the concave part of the filler cap.
The conductive material is continuously used for the clue part and the concave part of the filler cap, thereby reducing the amount of expensive conductive material used.

The invention according to claim 4 is characterized in that conductive rubber is used as the conductive material.
The filler cap or connecting member that uses conductive material is the part that is touched manually, and by using conductive rubber as the conductive material, the temperature difference between the filler cap and connecting member is hot and cold. Is not communicated to the worker.

  In the invention according to claim 1, the filler cap is formed of a conductive material, and one end of the connecting member formed of the conductive material is attached to the filler cap, and the other end of the connecting member is attached to the metal part on the vehicle body side. Since it was attached, it is possible to avoid discharging from the filler cap to the vicinity of the filler port. As a result, there is an advantage that the workability of the refueling work can be improved.

  In the invention according to claim 2, since the annular recess is formed on the side surface of the filler cap, the ring portion is formed at one end of the connecting member, and the ring portion is fitted into the recess, the connecting member is attached to the filler cap. It can be easily conducted. As a result, since no connecting member such as a screw is required to connect the connecting member to the filler cap, there is an advantage that the assemblability of the vehicle filler device can be improved.

  In the invention which concerns on Claim 3, since the electroconductive material was continuously used for the clue part and recessed part of an oil filler cap, the usage-amount of an expensive electroconductive material can be reduced. As a result, there is an advantage that the cost of the vehicle fuel filler apparatus can be reduced.

  In the invention which concerns on Claim 4, since conductive rubber was used for the conductive material, it can avoid telling an operator about temperature differences, such as hot and cold, to an oil filler cap or a connection member. As a result, there is an advantage that refueling work in a cold region (cold region) can be facilitated.

The best mode for carrying out the present invention will be described below with reference to the accompanying drawings. The drawings are viewed in the direction of the reference numerals.
FIG. 1 is a perspective view of a vehicle employing a vehicle filler device according to the present invention, in which 10 is a vehicle, 11 is a vehicle body, 12 is a front wheel, 13 is a rear wheel, 14 is a hood, 15 is a roof, 16 is a front pillar, 17 is a rear window, 18 is a front door, 19 is a rear door, 22 is a front bumper, 23 is a rear bumper, 24 is a trunk lid, 31 is a fuel tank, 32 is a fuel pipe extending from the fuel tank 31 , 35 is a filler cap, and 38 is a filler lid.
The vehicle fuel filler apparatus 30 is an apparatus that can avoid discharging from the filler cap 35 to the vicinity of the filler opening. Hereinafter, the details of the vehicle fuel filler apparatus 30 will be described.

  FIG. 2 is a perspective view of the vehicle fuel filler apparatus according to the present invention. The vehicle fuel filler apparatus 30 includes a fuel filler fitting 33 attached to the tip of a fuel filler pipe 32 and a fuel filler 41 of the fuel filler fitting 33. An oil filler cap 35 to be mounted, a string-like connecting member 36 for fastening the oil filler cap 35 to the vehicle body 11 (see FIG. 1), and an oil filler fitting 33 are projected and the periphery of the oil filler fitting 33 is covered. An oil supply port case (concave portion) 37 provided on the vehicle body 11 side and the oil supply port case (concave portion) 37 are attached to be openable and closable so as to cover the connecting member 36, the oil supply port cap 35 and the oil supply port metal fitting 33 in a lump. And an oil filler lid 38.

FIG. 3 is an exploded perspective view of the main components of the vehicle fuel filler apparatus according to the present invention.
The oil filler fitting 33 includes an oil filler 41 into which an oil filler nozzle is inserted and a connection portion 43 that connects the oil supply pipe 32 (see FIG. 2). Reference numeral 44 denotes a female thread portion formed in the oil filler port 41, and 45 denotes a flange portion of the oil filler fitting 33.

  The oil filler case (concave portion) 37 is a metal portion (sheet metal) integrally formed on the vehicle body 11 (see FIG. 1) side, and includes a bottom portion 57 that supports the flange portion 45 of the oil filler fitting 33, and an oil filler case 37. The hinge through holes 58 and 58 that allow movement of the hinges 62 and 62 of the fuel filler lid 38 by being formed on one side (side) of the filler, and the connecting member 36 by being provided between the hinge through holes 58 and 58. And a locking portion 59 for stopping the locking portion formed at the tip of the. Reference numeral 66 denotes a bolt for locking the stopper 56 to the locking part 59 via a collar 67.

  The filler port lid 38 includes a lid main body 61 that covers the filler port case (concave portion) 37, one end extending from the lid main body 61 in a substantially U shape, and the other end rotatably supported on the vehicle body 11 (see FIG. 1) side. Hinges 62, 62 for locking, a locking portion 63 for locking to the vehicle body 11 side, a finger hooking portion 64 for hooking a finger when opening and closing the filler opening lid 38, and for hooking the filler cap 35 on the filler lid 38. , And a hook portion 65 for hooking the protrusion 54 of the connecting member 36 (ring portion 51).

  FIG. 4 is a plan view of the filler cap and the connecting member of the vehicle filler device according to the present invention. The filler cap 35 is attached to the cap body 46 to be removed from or attached to the filler port 41. And a cylindrical body 47 to be incorporated (press-fitted).

The cap body 46 is a member formed of a conductive material. The cap body portion 71 includes a handhold portion 71 for hanging a manpower, an annular concave portion 72 for fitting a connecting member, and a fitting portion 73 for fitting the cylindrical body 47. Formed. The conductive material is preferably a conductive rubber.
The cylindrical body 47 includes a fitting convex portion 75 that fits into the cap body, and a male screw portion 76 that is screwed into the female screw portion 44 of the oil filler fitting 33.

  FIG. 5 is a side view of the filler cap and the connecting member of the vehicle filler apparatus according to the present invention. The connecting member 36 is a member that is formed of a flexible or elastic conductive material so as to be bent. The ring portion 51 is rotatably attached to the filler cap 35, and the string-like portion 52 extends from the ring portion 51. The conductive material is, for example, conductive rubber.

  The ring portion 51 includes a substantially spherical protrusion 54 that hangs on the fuel filler lid 38, and the string-like portion 52 includes a stopper 56 that stops at the vehicle body 11 (see FIG. 1) at the tip.

The vehicle fuel filler apparatus 30 (see FIG. 3) uses a conductive material for the filler cap 35 and the connecting member 36, and employs conductive rubber for the conductive material.
That is, it is the filler cap 35 and the connecting member 36 that use the conductive material, and is a part that is touched manually. By using conductive rubber as the conductive material, the filler cap 35 and the connecting member 36 can be used. The temperature difference such as hot and cold is not communicated to the worker. As a result, refueling work in a cold region (cold region) can be facilitated.

  Further, as shown in FIG. 5, the vehicle fuel filler apparatus 30 (see FIG. 3) has an annular recess 72 formed on the side surface of the fuel filler cap 35 and a ring portion 51 formed at one end of the connecting member 36. The connecting member 36 is electrically connected to the filler cap 35 by fitting the ring portion 51 into the recess 72.

  The annular recess 72 is formed on the side surface of the filler cap 35, the ring portion 51 is formed at one end of the connecting member 36, and the ring portion 51 is fitted into the recess 72, thereby connecting the connecting member 36 to the filler cap 35. It can be easily conducted. As a result, a connecting member such as a screw is not required to connect the connecting member to the filler cap, so that the assembly of the vehicle filler device can be improved.

  FIG. 6 is a plan sectional view of the vehicle fuel filler apparatus according to the present invention. That is, the vehicle fuel filler apparatus 30 extends a fuel pipe 32 from a fuel tank 31 (see FIG. 1). An oil filler fitting 33 is attached to the tip, and an oil filler cap 35 is attached to the oil filler 41 of the oil filler fitting 33 so that the oil filler cap 35 and the oil filler 41 can be collectively opened and closed on the vehicle body 11 side. In the vehicle fuel filler apparatus provided with the fuel filler lid 38, the fuel filler cap 35 is formed of a conductive material, and one end of a connecting member 36 formed of a conductive material is attached to the fuel filler cap 35. The other end is attached to a metal part on the vehicle body 11 side (grounded or conducted).

  For example, if it is possible to avoid discharging from the filler cap to the vicinity of the filler port, it is not necessary to take a discharge measure of discharging from the filler cap to the vicinity of the filler port during the refueling operation. This is preferable because it can remove the complicated attention.

  Therefore, the filler cap 35 is formed of a conductive material, and one end of the connecting member 36 formed of the conductive material is attached to the filler cap 35, and the other end of the connecting member 36 is attached to the metal portion on the vehicle body 11 side. (Grounded or conducted).

  That is, the filler cap 35 is formed of a conductive material, and one end of a connecting member 36 formed of a conductive material is attached to the filler cap 35, and the other end of the connecting member 36 is connected to the filler case on the vehicle body 11 side ( By attaching to the (metal part) 37, it is possible to avoid discharging from the filler cap 35 to the vicinity of the filler port 41. As a result, the workability of the refueling work can be improved.

  Reference numeral 68 denotes a fulcrum of the hinge 62 provided on the vehicle body 11 side, and 69 denotes a lock unit that locks the lock portion 63 of the fuel filler lid 38.

Next, the operation of the vehicle fuel filler apparatus 30 described above will be described.
7 (a) to 7 (c) are operation explanatory views of the vehicle fuel filler apparatus according to the present invention when the fuel filler cap is mounted.
In (a), the oil filler cap 35 is attached to the oil filler 41 of the filler fitting 33, and the connecting member 36, the filler cap 35 and the filler fitting 33 are collectively covered with the filler lid 38.

  In (b), the fuel filler lid 38 is opened around the fulcrum 68 as shown by the arrow a1, the fuel filler cap 35 is made removable from the fuel filler fitting 33, and the fuel filler cap 35 is rotated as shown by the arrow a2. At this time, since the connecting member 36 rotatably attaches the ring portion 51 to the filler cap 35, the connecting member 36 can be kept stationary.

  In (c), the fuel filler fitting 33 is removed as shown by an arrow a3. The filler cap 35 is formed of a conductive material, and the ring portion (one end) 51 of the connecting member 36 formed of a conductive material is attached to the filler cap 35, and the stopper (other end) 56 of the connecting member 36 is attached. Since it is attached to the filler port case 37 (the metal part on the vehicle body 11 side), there is no discharge from the filler cap 35 to the vicinity of the filler port 41.

FIGS. 8 (a) and 8 (b) are explanatory views of the operation of the vehicle filler port device according to the present invention when the filler cap is removed.
In (a), the fuel filler cap 38 is held on the fuel filler lid 38 by hanging the protrusion 54 of the ring portion 51 on the hook 65 of the fuel filler lid 38 as indicated by arrow a4.
In (b), with the fuel filler cap 35 held by the hook portion 65 of the fuel filler lid 38, the fuel nozzle 79 is inserted into the fuel filler 41 as shown by arrow a5, and fueling is started.

  In general, gas stations (gas stations) often use a fueling nozzle having an auto-stop function that automatically stops gasoline supply when the amount of gasoline to be supplied reaches a predetermined amount. Therefore, the refueling worker should open the refueling port cap 35 and start the supply of gasoline to the vehicle 10 (see FIG. 1), and inspect the tire pressure and clean the windows while the gasoline is being supplied. There are many. Therefore, static electricity may be charged to the work clothes again after the inspection work or the cleaning work.

  In other words, in the vehicle fuel filler apparatus 30, work clothes in a state where static electricity is charged will not discharge from the filler cap 35 to the vicinity of the filler opening 41 even if the filler cap 35 is attached to the filler opening 41 after refueling. . As a result, the operator can proceed without worrying about static electricity, and can improve the workability of the refueling operation.

  FIG. 9 is a plan view of a vehicle fuel filler apparatus according to another embodiment of the present invention. The vehicle fuel filler apparatus 130 includes a cap body 146 for removing or attaching a fuel filler cap 135 from the fuel filler 41, and FIG. The cap body 146 is configured to be incorporated (press-fitted) into the cap body 146. The cap body 146 includes a hand-holding portion 171 for hooking a manpower, an annular recess 172 for fitting the connecting member 136, and the tube body 47. And a fitting portion 173 for fitting.

Further, the cap body 146 is a member composed of a conductive portion 177 formed of conductive rubber as a conductive material and an insulating portion 178 formed of non-conductive resin, and is integrally formed by two-color molding. It is the member shape | molded in.
The conductive portion 177 is a portion that is partially and continuously formed from the clue 171 to the annular recess 172.

  The vehicle fuel filler apparatus 130 includes a ring portion 151 that is formed by bending the connecting member 136 with a conductive material having flexibility or elasticity, and is rotatably attached to the filler cap 135, and the ring portion 151. And an extended string-like portion 152. The conductive material is, for example, conductive rubber.

  The ring portion 151 is a portion having an H-shaped cross-sectional shape, and includes a substantially spherical protrusion 154 that hangs on the fuel filler lid 38 (see FIG. 3), and the string-like portion 152 is formed at the tip of the vehicle body 11 (see FIG. 1). A stop portion 156 is provided to stop at a reference.

FIG. 10 is a side view of a filler cap and a connecting member of a vehicle filler device according to another embodiment of the present invention. The vehicle filler device 130 is made of a conductive material and a clue 171 of the filler cap 135. And it shows that it used continuously for a part of cyclic | annular recessed part 172. FIG.
By using the conductive material continuously in the clue part 135 and the annular recess 172 of the filler cap 135, the amount of expensive conductive material used can be reduced. As a result, the cost of the vehicle fuel filler apparatus 130 can be reduced.

  In the vehicle fuel filler apparatus according to the present invention, as shown in FIG. 3, the wire 52 is used as a constituent member of the connecting member 36. However, the present invention is not limited to this, and the wire may be a rope, cable, or string. There may be.

  As shown in FIG. 3, the vehicle fuel filler apparatus according to the present invention integrally forms the ring portion 51 and the string-like portion 52 of the connecting member 36. However, the present invention is not limited to this, and the ring portion of the connecting member is not limited thereto. Further, the string-like portion may be formed separately and electrically and mechanically coupled (conducted).

  The vehicle fuel filler apparatus according to the present invention is integrally formed by two-color molding in order to partially use the conductive material as shown in FIGS. 9 and 10, but this is not a limitation. A thin metal such as aluminum or a conductive resin such as a conductive rubber plate may be retrofitted from the cue portion of the filler cap to the recess.

  The vehicle fuel filler apparatus according to the present invention is suitable for use in a fuel filler opening of a passenger car or a minivan.

It is a perspective view of the vehicle which employ | adopted the vehicle fuel filler apparatus which concerns on this invention. 1 is a perspective view of a vehicle fuel filler apparatus according to the present invention. It is a disassembled perspective view of the main components of the fuel filler apparatus for vehicles which concerns on this invention. It is a top view of the filler cap and connecting member of the vehicle filler device concerning the present invention. It is a side view of the filler cap and connecting member of the vehicle filler device according to the present invention. It is a plane sectional view of the fuel filler apparatus for vehicles concerning the present invention. It is action | operation explanatory drawing of the oil filler cap mounting state of the vehicle fuel filler apparatus which concerns on this invention. It is action | operation explanatory drawing of the fuel filler cap removal state of the vehicle fuel filler apparatus which concerns on this invention. It is a top view of the fuel filler apparatus for vehicles of another example concerning the present invention. It is a side view of the fuel filler cap and connecting member of the vehicle fuel filler apparatus of another Example which concerns on this invention. It is a figure explaining the conventional basic composition.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 10 ... Vehicle, 11 ... Vehicle body, 30, 130 ... Vehicle fuel filler apparatus, 31 ... Fuel tank, 32 ... Fuel pipe, 33 ... Fuel filler metal fitting, 35, 135 ... Fuel filler cap, 36, 136 ... Connecting member, 38 ... refueling port lid, 41 ... refueling port, 51,151 ... ring part, 71,171 ... cue part, 72,172 ... annular recess.

Claims (4)

Extend the oil supply pipe from the fuel tank, attach the oil filler fitting to the tip of the oil supply pipe, attach the oil filler cap to the oil filler opening of the oil filler fitting, and cover the oil filler cap and the oil filler inlet at once. In the vehicle fuel filler apparatus provided with a fuel filler lid that can be freely opened and closed on the vehicle body side,
The fuel filler cap is formed of a conductive material, and one end of a connecting member formed of a conductive material is attached to the fuel filler cap, and the other end of the connecting member is attached to a metal part on the vehicle body side. A vehicle filler opening device.   An annular recess is formed on a side surface of the filler cap, a ring portion is formed at one end of the connecting member, and the connecting member is electrically connected to the filler cap by fitting the ring portion into the recess. The vehicle fuel filler apparatus according to claim 1, wherein:   The vehicle filler port device according to claim 1, wherein the conductive material is continuously used for a clue part of the filler cap and a part of the recess. 4. The vehicle fuel filler apparatus according to claim 1, wherein conductive rubber is used as the conductive material. 5.

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