JP2006335352A - Accelerator pedal - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an accelerator pedal which is free from any play or looseness between a pad part and a stopper part, and capable of easily detaching the pad part from the stopper part. <P>SOLUTION: The accelerator pedal 100 comprises a stopper part 30 mounted on a floor of a driver's seat, a pad part 20 which is fastened to the stopper part 30 and operated by the stepping force of a driver, an arm 4 which is engaged with the pad part 20 to transmit the stepping force, and a bracket 5 which is engaged with the arm 4 to support the arm 4. A pad fitting part 17 to fasten the pad part 20 is provided on the stopper part 30, and the pad part 20 is integrally formed of a single resin material. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to an accelerator pedal for a vehicle, and more particularly, to an accelerator pedal in which a pad portion is integrally formed of a resin, and the pad portion has a fitting structure with a stopper portion.

  Conventionally, the accelerator pedal is fixed with bolts etc. on the floor carpet laid on the entire floor of the driver's seat of the vehicle. When the floor carpet is washed, repaired or replaced, the accelerator pedal is used. After removing the pad part, arm, bracket, etc., the stopper part fixed to the floor of the driver's seat was removed.

After removing the floor carpet, cleaning it, repairing or replacing it, fix the stopper part to the floor with bolts, fit the pad part to it, and engage the arm or bracket to this pad part. After that, the throttle that controls the engine speed was readjusted.

  That is, once the accelerator pedal is removed, the mounting position of the bracket that engages the arm changes, and the throttle and the like are adjusted to control the rotational speed of the engine as it was.

  Also, when the resin pawl provided on the accelerator pedal pad is hooked and fastened on the hook of the pawl provided on the stopper portion, the snap fit (Snap-Fit) is fastened using the flexibility of the resin. A fastening method using a structure or the like is known, but in order to tighten the fastening by bending a resin nail or the like, it has to be fastened using a bolt, a nut, a tapping screw or the like.

  For this reason, the fastening structure of resin parts that bend the resin nails and prevent them from coming off is not a soft resin nail that extends from the resin to the rubber region, but is fastened by a resin nail with high hardness. It was used.

  With regard to the structure of such an accelerator pedal for a vehicle, a restricting member for restricting the relative movement of the accelerator pedal pad and the retainer in the direction of the rotation shaft is provided to minimize the amount of rattling in the direction of the rotation shaft. A vehicular accelerator pedal is disclosed (for example, see Patent Document 1).

JP 2001-270343 A (pages 3 to 4, FIG. 2)

  However, according to the conventional method, the fastening member is deformed at the time of fastening, and the fit-in structure fitted into the fastening member is used to prevent omission and rattling. However, since the resin claw on the fastening side does not have a deformation prevention structure against deformation such as resin deflection, the claw itself may be deformed regardless of whether the fastening member is deformed, and may come off. there were.

  In addition, when a soft member is used as the fastening member, there is a risk of disconnection or rattling, and there is a demand for a strong fastening structure that prevents deformation of the nail or the like and prevents disconnection or rattling. It was.

  In addition, the accelerator pedal is fixed with bolts etc. on the floor carpet laid on the entire floor of the driver's seat of the vehicle. When the floor carpet is washed, repaired or replaced, the driver's seat The stopper part fixed to the floor must be removed. For this reason, the pad portion, arm, bracket, etc. of the accelerator pedal must be removed, but there is a problem that the pad portion cannot be easily removed from the stopper portion.

  In addition, once these are removed, there is a problem that re-adjustment is required in order to control the rotational speed of the engine as it was.

  The present invention has been made to solve the above-described problems, and has an object to easily remove the pad portion from the stopper portion without any looseness or rattling between the pad portion and the stopper portion. .

  The invention according to claim 1 of the present invention that solves the above-described problems is a pad portion having a stopper portion that is attached to a floor of a driver's seat of a vehicle, and a pad that is fitted to the stopper portion and receives a pedaling force of the driver. And an accelerator pedal that is engaged with the pad portion and transmits the pedaling force, and a bracket that is engaged with the arm and supports the arm, and the pad portion is fitted with the stopper portion. A stopper fitting portion, a pad fitting portion that fits the stopper fitting portion, and a hinge portion that connects the pad to the stopper fitting portion are provided on the stopper portion, and the pad portion is made of a resin material. It is characterized by being molded.

  According to the first aspect of the present invention, since the pad portion is formed of a resin material, the fastening member can be bent and fitted by the flexibility of the resin material. Since it returns, it is possible to prevent omission and rattling.

  According to a second aspect of the present invention, in the first aspect of the invention, the pad, the hinge portion, and the stopper fitting portion are integrally formed of a single resin material.

  According to the invention described in claim 2, in addition to the effect of the invention described in claim 1, since the pad portion is integrally formed of a single resin material, the attachment portion can be eliminated in the pad portion, , Can prevent rattling.

  The invention according to claim 3 is the invention according to claim 1 or 2, wherein the pad, the hinge portion, and the stopper fitting portion are made of a soft polyester elastomer.

  According to the third aspect of the invention, in addition to the effect of the first or second aspect of the invention, the pad portion is formed of a soft resin, so that the pad portion is twisted by hand. The pad portion can be easily removed from the stopper portion. Thereby, the carpet on the floor of the vehicle can be easily removed, and cleaning, repair and replacement can be facilitated.

  As described above, according to the first aspect of the present invention, since the resin material is molded, the fastening member can be bent and fitted by the flexibility of the resin material. Since the shape is restored, it is possible to prevent omission and rattling.

  According to invention of Claim 2, since the pad part was integrally molded by the single resin material, an attaching part can be eliminated in a pad part, and omission and rattling can be prevented.

  According to the invention described in claim 3, since the pad portion is formed of a soft resin, it can be easily removed from the stopper portion by twisting the pad portion by hand. Thereby, the carpet on the floor of the vehicle can be easily removed, and cleaning, repair and replacement can be facilitated.

An embodiment of an accelerator pedal according to the present invention will be described with reference to the drawings.
FIG. 1 is a perspective view schematically showing a state in which an accelerator pedal according to an embodiment of the present invention is provided at the foot of a driver's seat. As shown in FIG. 1, the accelerator pedal 100 is given to a pad portion 20 that is operated by a driver's stepping force, a stopper portion 30 that is attached on a floor carpet laid on the floor of the vehicle, and the pad portion 20. The arm 4 that transmits the treading force and the bracket 5 that supports the arm 4 are provided. The pad portion 20 and the stopper portion 30 are made of a soft resin that can be sufficiently bent by hand. For this reason, the pad portion 20 including the pad 2, the hinge portion 10, and the stopper fitting portion 1 is integrally formed of a polyester elastomer (PE) resin for flexibility, and the stopper 30 is made of polypropylene ( PP) is integrally formed with a resin obtained by synthesizing talc.

FIG. 2 is an explanatory diagram showing a configuration of an accelerator pedal according to an embodiment of the present invention. (A) is a perspective view, (b) is a longitudinal cross-sectional view in the AA line of (a).
As shown in FIG. 2, in the accelerator pedal 100, the stopper portion 30 is fixed from the vehicle interior by bolts 18 and 18 to the floor surface of the vehicle body from the floor carpet (not shown) of the driver's seat. The lower end of the pad portion 20 is attached to the lower end of the stopper portion 30. One end of the arm 4 is engaged with the upper end of the pad portion 20, and the other end of the arm 4 is engaged with the bracket 5. When the bracket 5 is engaged with the arm 4 and is fixed to the vehicle body with bolts 18 and 18, the pad 2 is held in a state where the pad 2 is not stepped on by a spring force by a spring (not shown) provided in the bracket 5. ing. At this time, when the pad 2 is stepped on by the driver's foot, the pedaling force is transmitted to the arm 4, and a throttle (not shown) connected to the arm 4 is moved to control the rotational speed of the engine (not shown). The pad 2 has a lower limit determined by the stopper 3.

FIG. 3 is an explanatory diagram showing the positional relationship between the accelerator pedal pad 20 and the stopper 30 according to an embodiment of the present invention.
3A is a perspective view of the pad portion, and FIG. 3B is a perspective view of the stopper portion. As shown in FIG. 3, the pad portion 20 is fastened to the stopper portion 30 by inserting the claws 6 a and 6 b of the pad portion 20 into the nail insertion opening 13 of the stopper portion 30. As shown in FIG. 3A, the lower end of the pad portion 20 has an engaging portion with the stopper portion 30, and the first release hole 8 is provided in this engaging portion. The first release hole 8 is used to release the engagement with the stopper portion 30 and can be inserted with, for example, a pencil-like long and narrow bar for pushing down a backup plate described later. . Reference numeral 10 denotes a hinge portion that connects the pad 2 and the stopper fitting portion 1 and is integrally formed with the pad 2 and the stopper fitting portion 1.

  As shown in FIG. 3B, the stopper portion 30 is provided with a nail insertion port 13. The claws 6 a and 6 b and the claw support plates 11 a and 11 b of the pad portion 20 are inserted into the nail insertion opening 13, and the pad portion 20 is fastened to the stopper portion 30. The stopper portion 30 is also provided with a second release hole 9 into which a long and narrow bar for pushing down a backup plate 7 to be described later can be inserted in the same manner as the pad portion 20.

Next, the operation of the accelerator pedal having the above configuration will be described. FIG. 4 is a process cross-sectional view illustrating an operation in which the pad portion 20 is attached to the stopper portion 30 and fastened.
As shown in FIG. 4, the claws 6 a and 6 b and the claw support plates 11 a and 11 b provided at the lower end of the pad portion 20 are inserted from the claw insertion opening 13 of the stopper portion 30. FIG. 4A shows a state where the claws 6 a and 6 b at the lower end of the pad portion 20 are inserted partway along the pawl receiving surface 12 of the stopper portion 30 together with the pawl support plates 11 a and 11 b. At this time, the claws 6a and 6b are pushed and bent inward together with the nail support plates 11a and 11b. At this time, they face each other in a state of being pushed and bent inward by the pressing force received from the inner surfaces of the receiving surfaces 12 and 12 of the nail.

  FIG. 4B shows a state in which the claws 6 a and 6 b and the claw support plates 11 a and 11 b are further pushed toward the claw insertion opening 13 of the stopper portion 30. At this time, one nail | claw 6a contact | abuts to the backup board 7, and the backup board 7 is pushed down below. The backup plate 7 is integrated with the stopper portion 30 and is made of a soft resin, so that it can be easily bent by human power.

  FIG. 4C shows a state in which the claws 6 a and 6 b and the claw support plates 11 a and 11 b are further pushed to the claw insertion opening 13 of the stopper portion 30. At this time, one claw 6a contacts the backup plate 7, the backup plate 7 is further pushed down, and the claw 6b is in a state of being caught by the hook 14 of the claw. Incidentally, in this state, the claw 6a is not yet in a state of being caught by the hook portion 14 of the claw.

  FIG. 4D shows a state in which the claws 6a and 6b and the claw support plates 11a and 11b are further pushed downward. At this time, the claw 6b is in a state of being caught by the claw catching portion 14, but the claw 6a enters the claw escape hole 15 provided in the backup plate 7 and is slightly caught by the claw catching portion 14. It is in the state.

  FIG. 4E shows a state where the claws 6a and 6b and the claw support plates 11a and 11b are further pushed downward. At this time, the claws 6a and 6b are both hooked on the hook portions 14 and 14 of the claws. At this time, the backup plate 7 is released from the pressing force of the claw, moves upward, and returns to the original position. As a result, the claws 6a, 6b of the pad portion 20 are both hooked on the hook catch portions 14, 14, and the backup plate 7 pushes the claws 6a, 6b upward so that the claws 6a, 6b 14 is securely hooked and cannot be pulled out, and can be prevented from coming off or rattling.

  In this way, the claws 6a and 6b return to their original positions after the nail support plates 11a and 11b are deformed inward and inserted from the nail insertion port 13, and pass through the nail receiving surface 12. And the stopper portion 30 are fitted. Further, since the claws 6a and 6b have a structure that can be easily deformed, the fitting work is facilitated.

  Further, the pad portion 20 is fitted to the stopper portion 30, and when the driver depresses the pad 2 of the accelerator pedal 100, the pad 2 rotates up and down in an arc shape with the hinge portion 10 of the pad 2 as a fulcrum. . As a result, the arm 4 engaged with the upper end of the pad 2 is pushed, and a throttle (not shown) engaged with the arm 4 is pulled to control the rotational speed of the engine (not shown).

  FIG. 5 is a process cross-sectional view illustrating an operation of removing the pad portion 20 from the stopper portion 30. FIG. 5A shows a state in which the claws 6a and 6b and the claw support plates 11a and 11b are pushed downward and the claws 6a and 6b are hooked on the hook portions 14 and 14 of the claws. At this time, the backup plate 7 is positioned above. Thereby, the backup plate 7 pushes the claws 6a and 6b upward, and the claws 6a and 6b are caught by the hook portions 14 and 14 of the claws and cannot be removed.

  In FIG. 5B, in order to remove the pad portion 20 from the stopper portion 30, an elongated rod 16 such as a pencil is inserted into the first release hole 8 of the pad portion 20 and the second release hole 9 of the stopper portion 30, and the backup plate 7 release point P is pushed down. At this time, the claw 6a is pulled out from the escape hole 15 of the claw. For this reason, the claws 6 a and 6 b are not restrained from the backup plate 7.

  In FIG. 5 (c), while maintaining the backup plate 7 in a state of being pushed down with, for example, the left hand, the pad 2 is gripped with, for example, the right hand, and the pad 2 is rotated in the horizontal direction as indicated by an arrow. At this time, the nail support plates 11a and 11b of the pad portion 20 are slightly bent inward as indicated by arrows.

  FIG. 5D shows a state in which the pad 2 is further rotated in the horizontal direction and the claws 6a and 6b are detached from the hook portions 14 and 14 of the claws.

  FIG. 5E shows a state where the left hand holding the pad 2 is pulled up in the vertical direction while the state shown in FIG. 5D is maintained, and the pad part 20 is detached from the stopper part 30. At this time, the left hand holding the elongated bar 16 such as a pencil also releases the force to push it down.

  Thus, since the claws 6a and 6b are formed of a soft member, when the backup plate 7 is removed, the pad portion 20 can be easily detached from the stopper portion 30 by pulling the pad 2 straight up. it can.

  Therefore, the bolts 18 and 18 that fix the stopper portion 30 that is covered with the pad 2 and has no space for inserting the tool can be easily removed from the vehicle interior.

  Thus, it is not necessary to remove the arm 4 or the bracket 5, so that the floor carpet laid on the floor of the driver's seat can be easily removed without touching the throttle that controls the rotational speed of the engine. Reduction can be achieved.

  Although the preferred embodiments have been described above, the present invention is not limited to the above-described embodiments, and appropriate modifications can be made without departing from the scope of the present invention. For example, in the embodiment, the pad portion is formed using a polyester elastomer (PE), but other resin materials may be used as long as the resin has flexibility.

It is a perspective view showing the outline of the accelerator pedal concerning one embodiment of the present invention. It is explanatory drawing which shows the structure of the accelerator pedal which concerns on one Embodiment of this invention. (A) is a perspective view, (b) is a longitudinal cross-sectional view in the AA line of (a). It is explanatory drawing which shows the positional relationship of the pad part and stopper part of an accelerator pedal which concern on one Embodiment of this invention. (A) is a perspective view of a pad part, (b) is a perspective view of a stopper part. It is process sectional drawing which shows the operation | movement which the pad part of the accelerator pedal which concerns on one Embodiment of this invention is attached to a stopper part, and fastens. It is process sectional drawing which shows the operation | movement by which the pad part of the accelerator pedal which concerns on one Embodiment of this invention is removed from a stopper part.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Stopper fitting part 2 Pad 3 Stopper 4 Arm 5 Bracket 6a, 6b Claw 7 Backup board 8 1st release hole 9 2nd release hole 10 Hinge part 11a, 11b Claw support plate 12 Claw receiving surface 13 Claw insertion port 14 Claw hooking portion 15 Claw escape hole 16 Elongated rod 17 Pad fitting portion 20 Pad portion 30 Stopper portion 100 Accelerator pedal

Claims (3)

A stopper that is attached to the floor of the driver's seat of the vehicle;
A pad portion that is fitted to the stopper portion and has a pad that receives the pedaling force of the driver;
An arm engaged with the pad portion and transmitting the pedaling force;
A bracket engaged with and supporting the arm;
An accelerator pedal comprising:
A stopper fitting portion that fits to the stopper portion on the pad portion;
A pad fitting portion that fits into the stopper fitting portion, and the stopper fitting portion;
A hinge portion connecting the pad to the stopper fitting portion;
The accelerator pedal is characterized in that the pad portion is formed of a resin material.   The accelerator pedal according to claim 1, wherein the pad, the hinge portion, and the stopper fitting portion are integrally formed of a single resin material.   The accelerator pedal according to claim 1 or 2, wherein the pad, the hinge portion, and the stopper fitting portion are made of a soft polyester elastomer.

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