JP2001047986A - Evacuation structure for foot pedal - Google Patents

Abstract

PROBLEM TO BE SOLVED: To allow attaching in a stable condition, and to surely evacuate a foot pedal to a front side of a body. SOLUTION: This evacuation structure is provided with a turning link 16 supported turnably, in an intermediate part, onto a pedal bracket 11 joined to a dash panel 4 for partitioning an engine room 2 and a cabin 3, and having one end part connected turnably to a PP member 19, and a foot pedal 8 having one end part connected turnably to the other end part of the turning link 16, connected turnably, in an intermediate part, onto a push rod 6 projected from a dash panel 4, and having a pedaling part 22 provided in the other end part. When a high load of a prescribed value or more is applied from a body front side, the turning link 16 is turned accompanied by moving to a body rear side of the pedal bracket 11, and the other end part thereof is moved to the body rear side. The foot pedal 8 is turned thereby, and the pedaling part 22 is evacuated to the body front side.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a retractable structure for a vehicle foot pedal.

[0002]

2. Description of the Related Art Conventionally, when a large load is applied from the front side of a vehicle body, a brake pedal, a clutch pedal, and the like move with a rearward movement of an engine or the like. Sometimes interferes with the passenger's feet.

As a method for preventing such interference, Japanese Unexamined Patent Publication No. 9-216528 discloses a dash panel 53 for partitioning an engine room 51 and a vehicle compartment 52, as shown in FIG. Is fixed, a rotation link 56 is rotatably supported on a fixed shaft 55 provided on a side wall portion 54 a of the pedal bracket 54, and a foot pedal 58 is supported on a rotation shaft 57 formed at one end of the rotation link 56. A disclosed configuration is disclosed.

In this configuration, when a large load is applied from the front side of the vehicle body, the contact member 60 protruding from the instrument panel hose 59 presses the other end of the rotary link 56, so that the rotary link 56 is fixed to the fixed shaft. Rotating around the center 55, the tread 61 of the foot pedal 58 retracts to the front of the vehicle body.

However, in the above configuration, in a normal state, the rotation shaft 57 of the foot pedal 58 is supported by the rotation link 56, and is not directly supported by the vehicle body.
Therefore, the foot pedal 58 is mounted in an unstable state, the rigidity of the pedal is poor, and the passenger feels uneasy.

In another embodiment disclosed in the above publication, as shown in FIG. 8, the side wall 54a of the pedal bracket 54 is communicated upward from the rotary shaft sliding groove 65 and its front end. A rotation shaft holding groove 66 is formed, and in the normal state, the rotation shaft 57 of the foot pedal 58 is inserted into the rotation shaft holding groove 66.
Is held.

In this configuration, when a large load is applied from the front side of the vehicle body, the slide plate 67 provided so as to project from the instrument panel hose 59 pushes the push rod 68 of the foot pedal 58 downward.
Accordingly, the rotating shaft 57 of the foot pedal 58 is separated from the rotating shaft holding groove 66, and the rotating shaft 57 is moved to the rotating shaft sliding groove 65.
, The stepped portion 61 of the foot pedal 58 is retracted to the front side of the vehicle body.

However, in the above configuration, the rotation shaft 57 of the foot pedal 58 is held in the rotation shaft holding groove 66 in the normal state, but since the rotation shaft holding groove 66 is opened downward, for example, The rotation shaft 57 may be easily detached from the rotation shaft holding groove 66 due to vibration or the like. Therefore, the foot pedal 58 is mounted in an unstable state, and has the same drawbacks as the above-described configuration (see FIG. 7).

[0009]

DISCLOSURE OF THE INVENTION The present invention has been conceived under the above circumstances, and is mounted in a stable state.
And to provide a retraction structure for the foot pedal that can retreat the foot pedal to the front side of the vehicle body reliably.
The subject.

In order to solve the above problems, the present invention takes the following technical measures.

The retraction structure for a foot pedal provided by the first aspect of the present invention is rotatably supported at an intermediate portion with respect to a pedal bracket joined to a dash panel separating an engine room and a vehicle compartment, A dash panel, one end of which is rotatably connected to an extending member extending between the left and right pillars, and one end is rotatably connected to the other end of the rotation link; A foot pedal provided rotatably connected at an intermediate portion to a push rod protruding from the other end and provided with a tread portion at the other end portion, when a load of a predetermined magnitude or more is applied from the front side of the vehicle body With the movement of the pedal bracket to the rear side of the vehicle body, the rotation link rotates, and the other end moves to the rear side of the vehicle body, whereby the foot pedal rotates,
It is characterized in that the step portion is configured to retract to the front side of the vehicle body.

According to this configuration, when a load of a predetermined magnitude or more is applied from the front side of the vehicle body, the pedal bracket moves toward the rear side of the vehicle body and approaches the extension member. At this time,
One end of the rotation link is pressed by the extending member, and the rotation link rotates about the support portion for the pedal bracket, and the other end moves toward the rear of the vehicle body. Along with this, one end of the foot pedal connected to the other end of the rotation link also moves to the rear side of the vehicle body. As a result, the foot pedal rotates about the support portion of the push rod, and the tread portion of the foot pedal moves to the front side of the vehicle body.

As described above, the foot portion of the foot pedal is reliably moved to the front side of the vehicle body by the rotation of the rotation link, so that it is possible to reliably prevent the foot portion of the foot pedal from interfering with the passenger's foot or the like. . In addition, the foot pedal is supported at two points via a rotating link connected to a member constituting the vehicle body, so that the foot pedal is mounted in a stable state. Therefore, when the passenger depresses the pedal, a high rigidity can be obtained.

The retraction structure for a foot pedal provided by the second aspect of the present invention is formed on a pedal bracket joined to a dash panel separating an engine room and a vehicle compartment, and on a side wall portion of the pedal bracket. An engaging hole formed by a long hole extending in the front-rear direction and a concave portion communicating downward from a front end of the long hole, a boss movable at the one end along the engaging hole is formed, and A part is pivotally connected to a push rod protruding from a dash panel at a portion, and a foot pedal having a tread portion at the other end, and rotatably supported by a pedal bracket,
And a first pressing member for pressing the boss in the recess of the engagement hole upward by moving the one end to the vehicle body front side by an extending member extending between the left and right pillars; One end is rotatably supported by the pedal bracket, and one end is moved to the front side of the vehicle body by an extending member extending between the left and right pillars, so that the other end is in the elongated hole of the engagement hole. A second pressing member for pressing the boss toward the rear of the vehicle body, wherein when a load of a predetermined magnitude or more is applied from the front side of the vehicle body, the first pressing member is moved in accordance with the movement of the pedal bracket to the rear side of the vehicle body. The member is moved by the extending member and pivots to press the boss upward, and the second pressing member is moved by the extending member and pivots to press upward by the first pressing member. The boss toward the rear of the vehicle This and the foot pedal is rotated, is characterized in that the step parts is configured to retract toward the front side of the vehicle body.

According to this configuration, when a load of a predetermined magnitude or more is applied from the front side of the vehicle body, the pedal bracket moves to the rear side of the vehicle body and approaches the extension member. At this time,
One end of the first pressing member is moved by the extending member to rotate, and the other end presses the boss held in the recess of the engagement hole upward. Further, the second pressing member is rotated by one end thereof being moved by the extending member, and presses the boss, which has been pressed upward in the engagement hole, toward the rear of the vehicle body along the long hole. As a result, the foot pedal rotates, and the foot portion of the foot pedal can be moved to the front side of the vehicle body.

As described above, the foot portion of the foot pedal is
And the second pressing member is moved to the front side of the vehicle body as a result of the rotation of the second pressing member, so that it is possible to reliably prevent interference with the passenger's feet and the like, similarly to the structure according to the first side surface. it can. Further, the boss of the foot pedal is engaged with the concave portion opened upward in the normal state, so that the foot pedal is held in a stable state. Therefore, when the passenger depresses the pedal, a high rigidity can be obtained.

[0017] Other features and advantages of the present invention will become more apparent from the detailed description given below with reference to the accompanying drawings.

[0018]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be specifically described below with reference to the accompanying drawings.

<First Embodiment> FIG. 1 shows a first embodiment of the present invention.
It is a figure showing the retraction structure of the foot pedal concerning an embodiment. FIG. 1 shows a normal state in which the foot pedal is not depressed by the occupant.

According to FIG. 1, a dash panel 4 for partitioning an engine room 2 and a vehicle compartment 3 extends below a cowl panel 1 in which a wiper motor (not shown) is stored. On the engine room 2 side of the dash panel 4,
A brake booster 5 is attached. A through hole (not shown) is formed in the dash panel 4, and a housing 7 for inserting the through hole and holding the push rod 6 is fixed to the dash panel 4 on the vehicle compartment 3 side. The push rod 6 is supported so as to be able to move forward and backward with respect to the housing 7, and a distal end of the push rod 6 is connected to a pedal arm 9 of a foot pedal 8.

A pedal bracket 11 is mounted on the dash panel 4. The pedal bracket 11 is
It has a front wall portion 12 fixed to the dash panel 4 and a side wall portion 13 formed in a direction orthogonal to the front wall portion 12. The upper end of the front wall portion 12 of the pedal bracket 11 is screwed to a fixing member 14 fixed to the cowl panel 1.

On the side wall 13 of the pedal bracket 11,
A rotation link 16 having an intermediate portion rotatably supported by a fixed shaft 15 is attached. A rotation shaft 17 is pivotally supported at one end of the rotation link 16, and one end of a support piece 18 is engaged with the rotation shaft 17. The other end of the support piece 18 is fixed to a pillar-to-pillar member 19 (hereinafter, referred to as a “PP member 19”) extending between the left and right pillars. The other end of the rotating link 16 has a rotating shaft 2.
0 is pivotally supported, and one end of the foot pedal 8 is rotatably connected to the rotating shaft 20.

The foot pedal 8 includes a substantially arcuate pedal arm 9 and a tread portion 22 formed at the other end of the pedal arm 9 to be depressed when a rider applies a brake. The foot pedal 8 is rotatably connected to the distal end of the push rod 6 via a clevis 23 at an intermediate portion slightly above the center of the pedal arm 9. When the rider steps on the foot pedal 8, the push rod 6 is pushed into the housing 7, the brake pedal force is transmitted to the push rod 6 via the foot pedal 8, and the brake pedal force is increased by the brake booster 5.

According to the above configuration, when a load of a predetermined magnitude or more is applied from the front side of the vehicle body, the dash panel 4 and the pedal bracket 11 are moved to the rear side of the vehicle body, as shown in FIG. Move toward PP member 19. At this time, one end of the rotating link 16 is moved to the front side of the vehicle body by the support piece 18. Then, the rotation link 16 rotates counterclockwise in FIG. 2 around the fixed shaft 15, and the other end of the rotation link 16 moves to the rear side of the vehicle body (see a white arrow A). Accordingly, the pedal arm 9 connected to the push rod 6 rotates clockwise around the clevis 23, and the tread portion 22 of the foot pedal 8 moves forward of the vehicle body (see white arrow B). ).

As described above, when a load of a predetermined magnitude or more is applied from the front side of the vehicle body, the rotation link 16 rotates counterclockwise, and the foot pedal 8 is reliably moved to the front side of the vehicle body. Can be done. Therefore, interference with the passenger's foot or the like can be reliably prevented.

The foot pedal 8 is connected to the vehicle body components at two points and is supported via the rotating link 16, so that the foot pedal 8 is mounted in a stable state. Therefore, the occupant can obtain a feeling of high rigidity when depressing the pedal, and in the configuration disclosed in the above-mentioned publication, the foot pedal is not directly supported by the vehicle body, so that the feeling of rigidity of the pedal is poor. Such a problem can be solved.

<Second Embodiment> FIG. 3 shows a second embodiment of the present invention.
It is a figure showing the retraction structure of the foot pedal concerning an embodiment. FIG. 3 shows a normal state in which the foot pedal is not depressed by the rider.

In the retraction structure of the foot pedal according to this embodiment, the pedal bracket 31 attached to the dash panel 4 includes a front wall portion 32 fixed to the dash panel 4, a top wall portion 33 formed by bending. A rear wall portion 34 disposed opposite to the front wall portion 32;
Side wall portion 3 formed in a direction orthogonal to 2, 33, 34
5 is provided. The upper ends of the upper wall portion 33 and the rear wall portion 34 of the pedal bracket 31 are screwed to the fixing member 14 fixed to the cowl panel 1.

On the side wall 35 of the pedal bracket 31,
An engagement hole 36 formed by a long hole 37 extending in the front-rear direction of the vehicle body and a concave portion 38 communicating downward from a front end of the long hole 37 is formed. The long hole 37 is formed in a substantially arcuate shape so as to protrude upward, and has a rear end portion slightly inclined downward. The engagement hole 36 movably engages a boss 8a formed integrally with the upper end of the foot pedal 8 as described later. Therefore, the width of the engagement hole 36 is larger than the diameter of the boss 8a. The recess 38 engages and holds the boss 8a immovably in the vehicle longitudinal direction in the normal state.

A substantially L-shaped first pressing member 41 is rotatably supported by a fixed shaft 40 on the upper wall 33 of the pedal bracket 31. In a normal state, the first pressing member 41 is arranged such that one end thereof is in contact with the PP member 19 or is slightly spaced. On the other hand, a step 41 a is formed at the other end of the first pressing member 41, and the boss 8 a of the foot pedal 8 is held so as to be sandwiched between the step 41 a and the recess 38.

The rear wall 3 of the pedal bracket 31
4, a second pressing member 42 formed in a substantially rectangular shape is supported rotatably about a fixed shaft 43. In a normal state, both end portions of the second pressing member 42 do not abut against any members, but when a load is applied from the front side of the vehicle body, one end of the second pressing member 42 contacts the PP member 19. Be abutted. Other configurations are the same as those of the first embodiment, and the same functional portions are denoted by the same reference numerals.

According to the above configuration, in a normal state, the boss 8a of the foot pedal 8 is held in the recess 38 of the engagement hole 36 as shown in FIGS. 3 and 6 (a). Then, as shown in FIG. 4, when a load of a predetermined magnitude or more is applied from the front side of the vehicle body, the dash panel 4 and the pedal bracket 31 move toward the PP member 19 (see a white arrow C), and The upper end of the first pressing member 41 is PP
The member is pressed against the member 19 and is rotated counterclockwise about the fixed shaft 40. Thereby, the engagement hole 36
The boss 8a held in the concave portion 38 is pushed up while contacting the step 41a, and is separated from the concave portion 38 (see FIG. 6B).

When a load is continuously applied, as shown in FIG. 5, one end of the second pressing member 42 comes into contact with the PP member 19, and the second pressing member 42
Rotate counterclockwise around. The other end of the second pressing member 42 abuts on the boss 8a detached from the recess 38, and the boss 8a is further moved along the long hole 37 to the right in FIG. (Fig. 6
(c)). As a result, the foot pedal 8 is
3 is rotated clockwise around the center of the
2 is moved to the front side of the vehicle body (see white arrow D).

As described above, also in the second embodiment, when a load of a predetermined magnitude or more is applied from the front side of the vehicle body, the first pressing member 41 and the second pressing member 42 each have the boss 8a recessed. 38, and the long hole 3
7, the step portion 22 of the foot pedal 8 can be reliably moved to the front side of the vehicle body. Therefore, interference between the foot pedal 8 and the passenger's foot or the like can be reliably prevented.

In the normal state, when the rider steps on the tread portion 22 of the foot pedal 8, the pedaling force acts obliquely to the lower left in FIG.
Since a is held immovable in the longitudinal direction of the vehicle body by the concave portion 38, a force acts on the boss 8a in a diagonally lower right direction as shown by an arrow F. Therefore, in the normal state, the boss 8a does not easily come off from the recess 38, and the boss 8a does not easily disengage from the concave portion 38 as compared with the configuration disclosed in the above-mentioned publication in which the holding portion is opened downward.
The foot pedal 8 can maintain a more stable state, and the rigidity of the pedal can be secured.

Of course, the scope of the present invention is not limited to the above embodiment. For example, in the above embodiment, the brake pedal has been described. However, the present invention is not limited to the brake pedal but can be applied to a foot pedal such as a clutch pedal.

[Brief description of the drawings]

FIG. 1 is a view showing a retraction structure of a foot pedal according to a first embodiment of the present invention.

FIG. 2 is a diagram showing a state of a foot pedal when a load is applied from the front side of the vehicle body.

FIG. 3 is a retraction structure of a foot pedal according to a second embodiment of the present invention.

FIG. 4 is a diagram showing a state of a foot pedal when a load is applied from the front side of the vehicle body.

FIG. 5 is a diagram illustrating a state of a foot pedal when a load is applied from the front side of the vehicle body.

FIG. 6 is a view showing a state of a boss moving in an engagement hole.

FIG. 7 is a view showing a conventional foot pedal retracting structure.

FIG. 8 is a view showing another retreat structure of the conventional foot pedal.

[Explanation of symbols]

 Reference Signs List 2 engine room 3 cabin 4 dash panel 8 foot pedal 11 pedal bracket 16 rotation link 18 support piece 19 pillar-to-pillar member 22 tread 41 first pressing member 42 second pressing member

Claims (2)

[Claims] 1. An extension member which is rotatably supported at an intermediate portion with respect to a pedal bracket joined to a dash panel for partitioning an engine room and a vehicle compartment, and has one end extending between left and right pillars. A rotatable link rotatably connected, and one end rotatably connected to the other end of the rotatable link and rotatable at an intermediate portion with respect to a push rod protruding from the dash panel. A foot pedal having a tread portion at the other end thereof, and when a load of a predetermined magnitude or more is applied from the front side of the vehicle body, the pedal bracket moves to the rear side of the vehicle body, and When the dynamic link rotates and the other end moves toward the rear of the vehicle body, the foot pedal rotates,
A retraction structure for a foot pedal, wherein the foot portion is configured to retreat toward the front of the vehicle body. 2. A pedal bracket joined to a dash panel separating an engine room and a vehicle compartment, a long hole formed on a side wall of the pedal bracket and extending in the front-rear direction of the vehicle body, and a front end of the long hole. An engaging hole formed by a concave portion communicated downward, a boss movable at one end along the engaging hole, and a push rod protruding from the dash panel at an intermediate portion. A foot pedal rotatably connected and having a tread portion at the other end; a vehicle body front side by an extending member rotatably supported by the pedal bracket and having one end extending between left and right pillars; The other end is rotatably supported with respect to the pedal bracket, and a first pressing member that presses the boss in the recess of the engagement hole upward, One end portion, by being moved to the front side of the vehicle body by extending member extending between the left and right pillars, the second the other end, to press the boss in the elongated hole of the engaging hole on the rear side of the vehicle body
When a load of a predetermined magnitude or more is applied from the front side of the vehicle body, the first pressing member is moved by the extension member with the movement of the pedal bracket toward the rear side of the vehicle body. The boss is pressed upward by the rotation of the boss, and the boss pressed upward by the first pressing member by the second pressing member being moved and rotated by the extending member. The foot pedal is turned to the rear side of the vehicle body, whereby the foot pedal is rotated, and the tread portion is retracted to the front side of the vehicle body.