JP2003285769A - Jack up part structure of vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a jack up part structure of a vehicle for securing a minimum ground height of a center member by making a jack up member detachable and removing the jack up member when the jack up is not required. <P>SOLUTION: The center member 15 is installed in the lengthwise direction at an approximately center part in the vehicle width direction of a front compartment 10, coming into the bottom side of a power unit 11. A jack up member 20, to which a jack is attached, is detachably mounted to the center member 15. Therefore, a height of the jack up member 20 is removed from the bottom side of the center member 15 under a condition that the jack up member 20 is detached, so as to secure a minimum ground height H1 of the center member 15. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a jack-up structure of a center member provided in a front compartment of a vehicle.

[0002]

2. Description of the Related Art Conventionally, as disclosed in Japanese Patent Laid-Open No. 11-192976, there is a structure in which a center member is provided below a front compartment in which a power unit is mounted. The center member is arranged around the center of the front compartment in the vehicle width direction so as to extend around the lower side of the power unit and extend in the front-rear direction, and both front and rear ends thereof are attached to the vehicle body side.

In recent years, since the number of parts mounted in the front compartment increases, parts may be laid out up to an allowable limit of ground clearance, and this tendency becomes remarkable especially in hybrid vehicles and fuel cell vehicles. In these front-wheel drive vehicles, the center member must be installed in order to protect the mounted components from road surface interference.

[0004]

The center member has a function as a jack-up portion for exerting a jack-up force, in addition to the above-mentioned function of protecting the parts. In this case, the position where the center member is jacked. Is preferably set to the rear of the center member and to the lowermost side in order to improve the jack-up efficiency and avoid damage to the vehicle body outer plate such as the bumper.

However, since the center member generally has a shape that descends downward from the front of the vehicle toward the rear, when the jack-up portion is provided on the rear side of the vehicle of the center member, the jack is connected to the road surface and the center member. It may not be able to be inserted between.

Further, since the height of the jack-up portion projects further downward, the ground height of the center member is remarkably lowered and the commercialability is deteriorated.

Therefore, according to the present invention, the jack-up member is detachable, and the jack-up member is detached when the jack-up is not necessary.
(EN) A structure for a jack-up part of a vehicle capable of ensuring a minimum ground clearance of a center member.

[0008]

According to the invention of claim 1, in a vehicle in which a center member is provided in the front-rear direction by wrapping around a lower portion of a power unit in a substantially central portion of a front compartment in a vehicle width direction, a jack is provided. It is characterized in that the applicable jack-up member is detachably attached to the center member.

According to a second aspect of the present invention, in the jack-up portion structure for a vehicle according to the first aspect, the jack-up member is attached to the lowermost portion of the center member.

According to the invention of claim 3, claims 1 and 2 are provided.
The structure of the jack-up portion of the vehicle described in the above item 1 is characterized in that the center member is provided with a plurality of attachment points of the jack-up member.

According to the invention of claim 4, claims 1 to 3 are provided.
In the structure of the jack-up portion of the vehicle described in the above item 1, the jack-up member is characterized in that the receiving portion of the jack is formed in a substantially spherical shape or a trapezoidal shape.

[0012] In the invention of claim 5, claims 1 to 4
In the structure of the jack-up portion of the vehicle described in (1), the jack-up member is formed in a shape in which a portion to be attached to the center member is fitted in close contact so as to sandwich the outside of the center member.

According to the invention of claim 6, claims 1 to 5 are provided.
In the structure of the jack-up portion of the vehicle described in [1], the jack-up member is attached to the center member via a fastening member that is attached and detached in the vehicle width direction.

[0014]

According to the invention described in claim 1, since the jack-up member for applying the jack is detachably attached to the center member, the jack-up member can be removed when the jack-up is not necessary. Therefore, in the detached state of the jack-up member, the height of the jack-up member disappears from the lower side of the center member, and the minimum ground clearance of the center member can be easily secured.

According to the invention described in claim 2, claim 1
In addition to the effects of the present invention, since the jack-up member is attached to the lowermost part of the center member, the jack-up efficiency can be improved.

According to the third aspect of the present invention, in addition to the effects of the first and second aspects of the present invention, a plurality of attachment points of the jack-up member are provided on the center member. The vertical position of the member can be changed and provided, and by changing the mounting position of one type of jack-up member, it is possible to deal with jacks of different height sizes, and the jack-up part is set at a suitable position. be able to.

According to the invention of claim 4, claim 1
In addition to the effects of the inventions of 3 to 3, since the jack receiving portion provided on the jack-up member is formed in a substantially spherical shape or a trapezoidal shape, the mounting portion of the jack-up member is not limited to the horizontal portion of the center member, but also the inclined portion. The jack can be reliably supported even when it is attached to the.

According to the invention of claim 5, claim 1
In addition to the effects of the inventions of 4 to 4, since the attachment portion of the jack-up member to the center member is formed into a shape that is fitted closely so as to sandwich the outside of the center member, the jack-up member can be easily positioned. The workability of mounting the jack-up member is improved, and the mounting portion is fitted into the center member substantially in close contact, so that the mounting strength of the jack-up member can be increased.

According to the invention of claim 6, claim 1
In addition to the effects of the inventions of 5 to 5, since the jack-up member is attached to the center member via the fastening member that is detached and attached in the vehicle width direction, the attachment and detachment of the fastening member is not limited to the vertical direction, which is limited in space. Since the work can be performed in a horizontal direction that allows a sufficient working space, the work of attaching and detaching the jack-up member can be performed easily and quickly.

[0020]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described in detail below with reference to the drawings.

FIG. 1 shows a first embodiment of a vehicle jack-up structure according to the present invention, which is a side view of a center member provided in a front compartment.

The vehicle of the present embodiment is a fuel cell vehicle, and as shown in FIG. 1, a drive motor 11 as a power unit is mounted in the front compartment 10, and the drive motor 11 extends in the vehicle width direction of the front compartment 10. It is attached to the body frame 12 arranged on both sides and an auxiliary member 13a connected to the extension member 13 via a mount member (not shown).

A center member 15 is arranged below the drive motor 11 so as to straddle a front end portion of the vehicle body frame 12 and a suspension member 14 connected to the extension member 13. The center member 15 has a front end portion and a rear end portion. The parts are attached via bolts 16 and nuts 16a. Reference numeral 17 is a front pumper fascia, and 18 is a front wheel.

The center member 15 has the lowest ground height in the lower portion of the drive motor 11, and the front inclined portion 15a is inclined downward from the front end toward the rear.
And a horizontal portion 15b located below the drive motor 11
And a rear sloped portion 15c that slopes upward from the horizontal portion 15b toward the suspension member 14 to form a substantially inverted mountain shape.

The horizontal portion 15b is a mounting point portion P of the jack-up member 20 to which a jack (not shown) is applied when jacking up.

The jack-up member 20 is formed separately from the center member 15, and has a jack receiving portion 21 and a mounting portion 22 to the center member 15. The mounting portion 22 is a horizontal portion 15b of the center member 15. It has a trapezoidal shape (including a truncated cone shape) and is formed into a substantially ship shape that fits tightly so as to sandwich the outside of the lower end.
The receiving portion 21 is formed in a trapezoidal shape, and the base end portion which is a large diameter surface thereof is set at the center of the bottom surface of the mounting portion 22.

Then, the mounting portion 22 is fitted to the lower end portion of the horizontal portion 15b, and the mounting portion 2 is attached thereto.
The central portion of the side surface of 2 is detachably attached to the center member 15 via a bolt 23 as a fastening member.

The bolt 23 is screwed from the side surface of the mounting portion 22 to the side surface of the center member 15 so as to be mounted horizontally in the vehicle width direction (the direction perpendicular to the plane of the drawing in the drawing).

In the jack-up portion structure of the first embodiment having the above-mentioned structure, the jack-up member 20 for applying the jack is detachably attached to the center member 15 via the bolts 23, so that when the jack-up is not necessary, That is, the bolt-up member 20 can be removed and the jack-up member 20 can be removed in a normal state without wheel removal.

Therefore, in the detached state of the jackup member 20, the height h of the jackup member 20 disappears from the lower side of the center member 15, so that the ground height H1 of the center member 15 is attached to the jackup member 20. Since it can be made higher than the above-mentioned ground clearance H2, it is possible to easily secure the minimum ground clearance of the center member 15 and thus the vehicle body.

By the way, the jack-up member 2 removed
0 should be stored in the luggage compartment of the vehicle.
Take out the stored jack member 20 to remove the center member 2
0 is attached to a predetermined attachment portion (horizontal portion 15b) via a bolt 23, and then a jack is installed between the road surface R and the receiving portion 21 to increase the jack-up force.
It will act on 0.

At this time, the horizontal portion 15b, which is the lowermost portion of the center member 15, is used as the attachment point portion P, and the jack-up member 20 is attached to the horizontal portion 15b, so that the jack-up efficiency is improved. be able to.

Further, since the mounting portion 21 of the jack-up member 20 is formed into a substantially boat shape and is formed into a shape that is closely fitted so as to sandwich the outside of the center member 20, the positioning thereof is easy when the jack-up member 20 is mounted. Thus, the mounting workability is improved, and the mounting portion 21 is closely fitted to the center member 20, so that the mounting strength of the jack-up member 20 can be increased.

Furthermore, since the bolt 23 for mounting the jack-up member 20 on the center member 15 is attached and detached in the vehicle width direction, the attachment and detachment of the bolt 23 is not limited to the vertical direction but is limited to the working space. Can be done in a horizontal direction that can take
The work of attaching and detaching the jack-up member 20 can be performed easily and quickly.

In this case, the fastening member for attaching / detaching the jack-up member 20 to / from the center member 15 is not limited to the bolt 23, but may be a pin, for example.

FIG. 2 shows a second embodiment of the present invention, and the same components as those of the first embodiment will be designated by the same reference numerals and the duplicate description will be omitted.

FIG. 2 is a side view of the center member 15. In the jack-up portion structure of the second embodiment, the center member 15 is provided with a plurality of attachment points P of the jack-up member 20.

That is, the mounting point P is a horizontal portion 15b which is the lowermost portion of the center member 15 and the horizontal portion 1b.
It is provided at an intermediate portion of the front inclined portion 15a which is located above 5b.

In this case, the attachment portion 22 of the jack-up member 20 is formed in a U-shaped cross section so as to extend over the lower side surface and both side surfaces of the center member 15, and the horizontal portion 15 is provided.
It can be attached to both b and the front inclined portion 15a.

In the figure, for convenience, the jack-up members 20 are attached to the respective mounting points P of the horizontal portion 15b and the front sloped portion 15a, but in practice, it is 1
One jack-up member 20 will be attached to one of the attachment points P.

The receiving portion 21 of the jack is the first
It is fixed to the central portion of the lower surface of the mounting portion 22 as in the embodiment, but the receiving portion 12 has a front end portion formed in a spherical shape.

Therefore, when the jack-up member 20 is attached to the horizontal portion 15b of the center member 15, the jack-up portion structure of the second embodiment has the same operation and effect as the first embodiment.

Further, in the second embodiment, the mounting point portion P of the jack-up member 20 is provided not only on the horizontal portion 15b but also on the front inclined portion 15a, so that one kind of jack-up member 20 can be mounted vertically. Since it can be changed, it can be adapted to jacks having different height sizes, and the jack-up part 20 can be set at a suitable position.

Further, in this second embodiment, since the receiving portion 21 of the jack-up member 20 is formed in a spherical shape, the attachment portion 22 of the jack-up member 20 is not limited to the horizontal portion 15a of the center member 15 but also the forward inclined portion. 15a
The jack can be reliably supported even when it is attached to the.

In the second embodiment, the case where the receiving portion 21 is formed in a spherical shape has been described, but the receiving portion 21 is formed in the same manner as in the first embodiment as in the third embodiment shown in FIG. Even when it is formed in a trapezoidal shape (including a truncated cone shape), the mounting position of the jackup member 20 is the horizontal portion 15.
It is possible to reliably support the jack regardless of a or the front inclined portion 15a.

In the embodiment shown in FIGS. 2 and 3,
Although the mounting point P of the jack-up member 20 is set to the horizontal portion 15b of the center member 15 and the front inclined portion 15a, the mounting point P is not limited to this.
The site and number of are not particularly limited.

Further, the structure of the jack-up portion of the vehicle of the present invention is not limited to the first, second and third embodiments, and various embodiments can be adopted without departing from the gist of the present invention. The power unit is not limited to the drive motor 11, and may be a power unit including an engine and a mission.

[Brief description of drawings]

FIG. 1 is a side view of a center member provided in a front compartment according to a first embodiment of the present invention.

FIG. 2 is a side view of a center member according to a second embodiment of the present invention.

FIG. 3 is a side view of a center member according to a third embodiment of the present invention.

[Explanation of symbols]

10 front compartment 11 Drive motor (power unit) 15 Center members 15a front inclined portion 15b horizontal part 15c backward slope 20 Jack-up member 21 Receiver 22 Mounting part 23 bolts (fastening members) P mounting point

Claims (6)

[Claims] 1. In a vehicle in which a center member is provided in the front-rear direction by wrapping around a lower portion of a power unit in a substantially central portion of a front compartment in a vehicle width direction, a jack-up member for applying a jack is detachably attached to the center member. The structure of the jack-up part of the vehicle, which is characterized in that 2. The jack-up portion structure for a vehicle according to claim 1, wherein the jack-up member is attached to a lowermost portion of the center member. 3. The jackup structure for a vehicle according to claim 1, wherein the center member is provided with a plurality of mounting points for the jackup member. 4. The jack-up member structure for a vehicle according to claim 1, wherein the jack-up member has a jack receiving portion formed in a substantially spherical shape or a trapezoidal shape. 5. The jack-up member is formed in such a shape that a portion to be attached to the center member is fitted in close contact with the outer side of the center member so as to be sandwiched therebetween.
The jack-up part structure of the vehicle as described in any one of to 4. 6. The jackup portion structure for a vehicle according to claim 1, wherein the jackup member is attached to the center member through a fastening member that is attached and detached in the vehicle width direction.