JP2000313593A - Lift up device for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make liftable a vehicle with lowered height on the ground by installing a step-on base elevatable and storable under a floor surface at each place on the floor surface grounded by each wheel of a vehicle stopped at an elevating/lowering portion by a lift. SOLUTION: The step-on base 5 is disposed at each position where four wheels of a vehicle V elevated and lowered by a lift 1 grounds a floor surface. After each step-on base 5 is held at an upper stop position, inclined plates 7 stored at the inside of each table 5 are pulled from opening parts before and after each step-on base 5 and these inclined plates 7 are installed so as to be an inclined path to just connect a floor surface FL and an upper surface of each step-on base 5. Subsequently, when each wheel of the vehicle V rides in these step-on bases 5, each swing arm 4 provided on the lift 1 is extended under the floor surface FL of the vehicle V and each bracket metal 4b can be engaged to a supporting part under the floor surface FL of the vehicle V because the height on the ground from the floor surface FL of the vehicle V becomes a specified height (5 cm).

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle suitable for lifting a vehicle, particularly an aero part or the like, having a reduced terrain height of a skirt portion of a vehicle body above a floor surface in a vehicle maintenance shop or the like. Related to a lift-up device.

[0002]

2. Description of the Related Art A general lift-up device is a lift device having a plate-type surface support, which lifts the surface support by contacting the lower surface of the vehicle, or a pair of lifts installed on both sides of the vehicle. There is known a device in which a plurality of swing arms are provided in each of the lifts, and a metal fitting at the tip of each of the swing arms is engaged with a support point below the floor of the vehicle to lift up the vehicle.

[0003]

With the amendment of the Japanese Vehicle Law, the minimum ground clearance (road clearance) of a vehicle is 90 mm lower than the ground level in a structure, and
Installation of decorative parts such as aero parts that can be removed with bolts and nuts is allowed, and clearance with the ground is further reduced.

However, vehicles equipped with these decorative parts such as aero parts are difficult to lift up at the time of maintenance. If the aero parts are lifted up while supporting the aero parts with the plate-type surface support, the aero parts must be lifted. There was a risk of damage.

Also, when a lift having the arm-type support arm is used, the decorative parts such as the aero parts are in the way, and it is difficult to extend the support arm to the support point and make contact therewith. was there.

SUMMARY OF THE INVENTION It is an object of the present invention to solve these problems and to provide a lift-up device capable of safely lifting up a vehicle having a lowered ground height by mounting aero parts and the like.

[0007]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a vehicle in which a lift which supports a vehicle from below and moves up and down is installed on a floor surface and which is stopped at a position where the lift is moved up and down. A boarding platform that can be raised and lowered and that can be stored under the floor is installed at each location on the floor where each wheel is grounded.

[0008]

FIG. 1 shows a first embodiment of the present invention.
This will be described with reference to FIGS.

FIG. 1 is a longitudinal sectional view of a floor on which a vehicle lift-up device according to the present embodiment is installed, and FIG. 2 is a plan view thereof.

The lift 1 comprises a pair of left and right hydraulic cylinders 2
And a lift table 3 provided on each hydraulic cylinder 2
And a pair of swing arms 4 having the upper surface of each lift table 3 rotatably and telescopically provided.

Reference numeral 4a denotes a fulcrum serving as the center of rotation of the swing arm 4, and reference numeral 4b denotes a metal fitting fixed to the tip of the swing arm 4.

Reference numeral 5 denotes a boarding platform, which is installed at four places on the floor.

The boarding tables 5 are provided at respective positions where four wheels of the vehicle V which are lifted and lowered by the lift 1 are respectively in contact with the floor surface.

The mounting position of the boarding platform 5 is determined by the wheelbase (wheel base) and wheelbase (tread) of most one-box car class vehicles that often have decorative parts such as aero parts. It was arranged to fit.

FIG. 3 is a detailed view of a part of the boarding table 5 which can be manually raised and lowered in the pit 8 on the floor.

The platform 5 is formed in a substantially rectangular box shape.
It has an upper ceiling plate 5a and an intermediate middle ceiling plate 5b which form the upper surface of the boarding platform.

Reference numeral 6 denotes a holding means using a toggle device for raising and lowering the platform 5 and holding the platform 5 at the upper stop position.

That is, the holding means 6 comprises a pin joint 6
and a plurality of sets of two upper and lower links 6a and 6b rotatably connected to each other by a link c. These links 6a and 6b are respectively rotatable on the lower surface of the middle ceiling plate 5b or the lower surface of the pit 8. To form a toggle device.

The holding means 6 has a rod 6d for pushing the pin joint 6 in the lateral direction (in the direction of arrow A or B), and a plurality of toggle devices are interlocked by operating one rod 6d. It is formed so as to be refracted or connected in series.

At the upper stop position of the platform 5 where the links 6a and 6b are in series, the upper surface of the platform 5 is at a position about 5 cm higher than the floor surface FL. Note that the lower stop position of the platform 5 is different from the platform 5
Is located at the same level as the floor surface FL.

Two inclined plates 7 are accommodated in the space between the upper ceiling plate 5a and the middle ceiling plate 5b, and these inclined plates 7 are respectively formed in front or rear openings of the boarding platform 5. 5d
Is formed so as to be able to protrude to the outside by passing through.

The inclined plate 7 comprises a substantially rectangular steel main body 7a and engaging projections 6b, 6b projecting from both sides of one end of the main body 7a. 6b, 6b are formed so as to be slidable by engaging with elongated grooves 5c, 5c provided inside the both sides of the boarding platform 5.

These grooves 5c, 5c have ends of these grooves near the front and rear openings 5d, 5d of the boarding table 5, respectively.

Next, a description will be given of a method of using the vehicle lift-up device according to the present embodiment and the effects thereof.

When the vehicle V is lifted up with the aerial parts or the like mounted thereon and the ground height of the skirt portion of the vehicle body is lowered, first, four boarding stands 5 around the lift 1 are lifted, and Set the platform at the upper stop (about 5 cm above the floor).

This can be achieved by pulling the rod 6d in the direction of arrow B so that the two links 6a and 6b are vertically aligned.

As a feature of the toggle device, when a small lateral force is applied by the rod 6d, a large vertical force is generated.

After holding each boarding platform 5 at the upper stop position, the two inclined plates 7 housed in each boarding platform 5 are pulled out from the front and rear openings 5d of each boarding platform 5, respectively. Thus, the inclined plates 7 are installed so as to form an inclined road connecting the floor surface FL and the upper surface of each boarding platform 5.

After that, when the wheels of the vehicle V are put on the boarding platform 5, the height of the vehicle V from the floor surface becomes higher by about 5 cm, so that the lift 1 is provided. Each swing arm 4 can be extended below the floor of the vehicle V, and each metal fitting 4b can be engaged with each support point below the floor of the vehicle V.

Thus, the vehicle V can be safely moved up and down by operating the hydraulic cylinder 2.

The reason why the upper stop position of the boarding platform 5 is set to a value 5 cm higher than the floor surface FL is that the vehicle V
The height was determined in consideration of the height of the front aero parts, but may be other than 5 cm.

In this embodiment, a toggle device is used as a holding means for holding the platform 5 at the upper stop position. A pin (not shown) is inserted, and the stopper pin is brought into contact with the floor surface FL to form a stopper, which may be used as a holding means for the platform 5 or a lower surface of the platform 5 and the pit 8.
A vertical bar serving as a stick may be placed between the platform and a bottom surface of the platform. Alternatively, a rack (not shown) may be installed in the pit 8 and a claw body engageable with the rack may be attached to the platform. 5
When the platform 5 is lifted and held at the upper stop position, the claw body may be locked to the rack to serve as a stopper, and the platform 5 may be held at the upper stop position. .

A second embodiment of the present invention will be described with reference to FIG.

FIG. 4 is a vertical sectional view of a floor on which the vehicle lift-up device of the present embodiment is installed.
Reference numeral 0 denotes a boarding board, and the boarding board 10 is provided at each position where the four wheels of the vehicle V ascending and descending by the lift 1 are in contact with the floor.

Numeral 8 denotes a pit formed on the floor, and numeral 9 denotes a hydraulic cylinder for raising and lowering the platform 10.

The platforms 10 are formed so as to move up and down in synchronization with each other. When the platforms 10 descend the most, their upper surfaces are substantially at the same level as the floor surface FL, and block the pits 8.

Further, the maximum lift of the boarding platform 10 is set to be substantially the same as the height of the lift 1, and the same use as the drive-off lift can be performed.

Next, a description will be given of a method of using the vehicle lift-up device according to the present embodiment and effects thereof.

When lifting up the vehicle V in which aero parts or the like are mounted and the ground height of the skirt portion of the automobile body is lowered, first, the platform 10 is lowered to the same level as the floor surface. , So that each wheel of the vehicle V gets on it. After that, each boarding platform 10 is raised synchronously, and the vehicle V is lifted from the floor to 50 cm to 1 meter.

Thereafter, the lift 1 is raised, and the metal fittings 4b are engaged with the respective support points below the floor of the vehicle V,
Further, the lift 1 raises the vehicle V to a necessary and sufficient height convenient for work.

Further, if the platform 10 obstructs the work, each platform 10 can be lowered and stored in the pit 8.

The height of the boarding platform 10 is set at 50 cm to 1 meter. However, the height of the platform is required to be sufficient for engaging the receiving bracket 4b with each support point below the floor of the vehicle V. It is.

Note that, in the present embodiment, unlike the boarding platform 5 in the first embodiment, the vehicle V enters the boarding platform 10 at the same level as the floor surface FL. It is easy to get in even vehicles equipped with low aero parts,
In addition, it becomes easy to engage the metal fitting 4b of the lift 1 with each support point of the vehicle V.

[0044]

As described above, according to the present invention, there is an effect that a vehicle in which the aerial parts or the like are mounted and the height of the vehicle body is lowered can be safely lifted.

[Brief description of the drawings]

FIG. 1 is a vertical sectional view of a floor surface on which a vehicle lift-up device according to a first embodiment of the present invention is installed.

FIG. 2 is a plan view of the same.

FIG. 3 is a detailed sectional view of a part of the lift-up device shown in FIG. 1;

FIG. 4 is a vertical sectional view of a floor on which a vehicle lift-up device according to a second embodiment of the present invention is installed.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Lift 5, 10 Platform 6 Holding means 7 Inclined plate

Claims (10)

[Claims] 1. A lift for supporting a vehicle from below and moving up and down is installed on the floor, and at each position on the floor where the wheels of the vehicle parked at the lifting position by the lift are in contact with the ground. A lift-up device for a vehicle, comprising a boarding platform that can be raised and lowered and that can be stored under the floor. 2. A structure for manually raising and lowering the boarding platform, and having holding means for holding the platform at a stop position above the boarding platform. The vehicle lift-up device according to claim 1. 3. The vehicle lift-up device according to claim 2, wherein said holding means is a toggle device. 4. The vehicle lift-up device according to claim 2, wherein said holding means is a pin-insertion type stopper. 5. A lift-up device for a vehicle according to claim 2, wherein said holding means is a flat bar using a vertical bar. 6. The vehicle lift-up device according to claim 2, wherein said holding means comprises a rack provided below the floor surface and a claw body engageable with said rack. 7. An inclined plate is provided before and after each boarding board to connect the upper surface of the boarding board and the floor surface in an inclined manner when the boarding board is at the upper stop position. The vehicle lift-up device according to claim 2, wherein 8. A structure in which the inclined plates are structured so as to be housed inside the platform, and the inclined plates are drawn out of the platform and formed so as to be erected on the platform. The vehicle lift-up device according to claim 7, wherein: 9. The vehicle lift according to claim 1, wherein the platform is formed as a lift that moves up and down using power, and the platform is formed in a structure that moves up and down in synchronization. Up device. 10. The vehicle lift-up device according to claim 9, wherein the maximum height of the boarding platform formed on the lift is substantially the same as the height of the lift.