JPH0240068Y2 - - Google Patents

Description

[Detailed description of the invention] 〓Field of industrial application〓 The present invention relates to an improvement of a vehicle lift, and more specifically, an improvement of a vehicle lift in which a vehicle is raised and lowered by a rotatable arm connected to a plunger. It is related to.

〓Prior art〓 The most common structure of a vehicle lift in which a vehicle is raised and lowered by a rotatable arm connected to a plunger is explained with reference to Fig. 1.A pair of plungers are vertically buried, Plunger top plates 1c are fixed to the top surfaces of both plungers, respectively, and arms 1a, 1a are pivotally connected to the plunger top plates 1c by vertical shafts 2, 2, and each arm 1a has a plunger top plate 1c fixed thereto. A slider 1b is provided which moves in the longitudinal direction as a guide.

When lifting a vehicle with this type of vehicle lift, the arm 1a is moved so that the slider 1b is located at an appropriate position on the lower surface of the vehicle called a jacking point, such as the lower surface of a leaf spring.
After adjusting the rotational position of the slider 1b and the movement position of the slider 1b, the plunger is raised.

However, since this slider 1b can be rotated or moved in the directions of arrows 3 and 4 in FIG.
During lifting, especially at the start of lifting, the slider 1b may be deviated from the jerking point due to a force in an unexpected direction.

Therefore, in conventional vehicle lifts of this type, when lifting the vehicle by receiving its leaf springs, a fastener 30a as shown in FIG. 5 is disposed on the slider 1b. This fastener 30a is constructed by pivoting a substantially U-shaped metal fitting body 31a to the slider 1b via a vertical shaft 6, inserting a leaf spring into the U-shaped portion, and then inserting a pin 32a into the leaf spring through a hole 33a'. By inserting the slider 1b through the hole 33b' through the upper part of the slider 1b, the slider 1b is prevented from shifting from the jacking point, and the vehicle is prevented from slipping off the lift.

<Problems to be Solved by the Invention> However, although the conventional fastener 30a is good for receiving leaf springs of a vehicle, it has the disadvantage that it cannot receive other planar undersides of the vehicle or side seals. have.

The present invention has been developed in view of the above-mentioned drawbacks. When the vehicle is supported by its leaf springs, there is no risk of the receiving surface of the arm 1a coming off the jacking point, and it is possible to reliably prevent the vehicle from slipping and The object of the present invention is to provide a vehicle lift that can receive a vehicle even on the underside of the vehicle or at a side seal portion.

〓Means for solving the problems〓 In line with the above-mentioned purpose, the structure of the present invention, which is based on the scope of the above-mentioned utility model registration claims, is to solve the above-mentioned problems by using a rotatable vehicle connected to a plunger. In a vehicle lift that is moved up and down by an arm 1a, a bottom surface 1 is attached to the upper surface of the arm 1a.
A receiving frame 10 having a substantially U-shaped cross section and having both sides 12 and 13 is rotatably connected to the receiving frame 10 by a vertical shaft 18.
an elastic receiving plate 20 whose top surface protrudes higher than that of the elastic receiving plate 20;
are attached, and through holes 14 and 15 are provided on both sides 12 and 13 of the receiving frame 10, and the through holes 1 of the elastic receiving plate 20 are
A groove 21 is disposed at a portion connecting between the receiving frame 10 and the receiving frame 10, and a metal fitting main body 31 is provided in the receiving frame 10 and has holes 33a and 33b at both ends thereof.
A fastener 30 consisting of a mounting pin 32 inserted through both holes 33a and 33b of the metal fitting main body 31, both through holes 14 and 15 of the receiving frame 10, and a groove 21 of the elastic receiving plate 20 is removably mounted. This is a technical measure that is characterized by the fact that

〓Operation〓 Therefore, in the present invention, when the fastener 30 is attached and detached, the elastic receiving plate 20 can receive the planar lower surface or side seal portion of the vehicle. In addition, when receiving a leaf spring with the vehicle lift of this invention, after positioning the receiving frame 10 below the leaf spring, straddle the leaf spring with the fastener 30, and attach the fastener 30 to the receiving frame 10 with the mounting pin 32. If installed on the vehicle, it can prevent the vehicle from sliding off.

Embodiments Next, embodiments of the present invention will be described below with reference to FIGS. 1 to 4.

In the figure, 1a is an arm, and 1b is a slider disposed on the arm 1a. This slider 1b usually has a square pipe shape, and the arm 1a is inserted into the hollow part of the slider 1b in the longitudinal direction of the arm 1a (arrow 4).
direction), and in combination with the arm 1a constitutes a telescoping arm.

On the upper surface of the arm 1a is a receiving frame 10 having a substantially U-shaped cross section and having a bottom surface 11 and both side surfaces 12 and 13.
are rotatably and pivotally connected by a vertical shaft 18.
In the illustrated example, the receiving frame 10 passes through a shaft hole 16 arranged on the bottom surface 11 of the receiving frame 10, and inserts the foot of the shaft 18 into the slider 1b, and is connected to the arm 1a via the slider 1b. 1
In a lift in which b is omitted, the receiving frame 10 may be directly connected to the arm 1a, and although not shown, this receiving frame 10 may be connected to the arm 1a or the slider 1.
b may be removably connected by interposing a suitable connector.

An elastic receiving plate 20 is attached within the receiving frame 10, and the top surface of the elastic receiving plate 20 projects upwardly from at least one side surface 12. In this embodiment, a difference is provided between the heights of both side surfaces 12 and 13 of the receiving frame 10, the top surface of the elastic receiving plate 20 protrudes upward from one side surface 12, and the upper end of the other side surface 13 is The elastic receiving plate 20 is designed to protrude from the top surface of the elastic receiving plate 20, and by applying the protruding portion of the side surface 13 to the side view of the jacking point, the elastic receiving plate 20 can accurately place the jacking point. This is so that you can confirm that you have received it. In order to attach this elastic receiving plate 20 to the receiving frame 10, in this embodiment, fixing screws 24, 24, 24, . . .
Although it is screwed into the screw holes 17, 17, 17, etc. provided in 1, it may be attached by other means such as gluing as long as durability is guaranteed.

Further, both side surfaces 12 and 13 of the receiving frame 10 are provided with through holes 14 and 15, and a groove 21 is arranged in a portion of the elastic receiving plate 20 that connects the through holes 14 and 15. . The through holes 14 and 15 and the groove 21 are
This is for inserting a mounting pin 32 which will be described later, and the mounting pin 32 is inserted from the through hole 14 to the through hole 15.
If there is no problem in inserting the groove 21 through the holes 14 and 15, the groove 21 can be replaced with a hole that connects the through holes 14 and 15, or the elastic receiving plate 20 can be divided and pasted at a predetermined interval so that the connection between them can be adjusted. The gap may be replaced with a groove 21.

Further, the receiving frame 10 includes a metal fitting main body 31 which straddles the receiving frame 10 and has holes 33a, 33b at both ends thereof, and both holes 33a, 33b of the metal fitting main body 31 and both through holes 14, 15 of the receiving frame 10. A fastener 30 consisting of a mounting pin 32 inserted through the groove 21 of the elastic receiving plate 20 is detachably mounted. As most clearly shown in FIG. 3, the metal fitting body 31 of this fastening metal fitting 30 is formed in an inverted U-shape, and the distance between its two ends is larger than the distance between the outer surfaces of both side surfaces 12 and 13 of the receiving frame 10. It is configured such that it can straddle the receiving frame 10. In addition, this metal fitting body 3
1 is a leaf spring 7 as shown in FIG.
It has a height that allows it to straddle. In addition,
The mounting pin 32 may be constructed so that it can be removed from the metal fitting body 31, but in this embodiment, the mounting pin 32 is provided with large diameter portions 32a and 32b at both ends, and one hole 33b is inserted through the mounting pin 32. It is made so that it cannot be removed. Therefore, the metal fitting main body 31
Either the distance between the two tips of the large diameter part 32a is greater than the distance between the outer surfaces of both side surfaces 12 and 13 by the length of the large diameter part 32a, or the large diameter part 32a is a cylindrical part 3 having a hole 33b.
It is designed so that it can be stored within 3'. In addition, in this embodiment, the other hole 33 of the metal fitting main body 31
a is shaped like a gourd with a small diameter at the top, and when the large diameter part 32a is inserted into the large diameter side of the hole 33a and the holding of the metal fitting main body 31 is released, the metal fitting main body 31 descends under its own weight, and the large diameter part 32a It is designed so that it can be locked on the small diameter hole side of the hole 32a.

In the figure, reference numeral 5 indicates a lifting and lowering synchronization mechanism for both plungers (not shown), 23 a groove for receiving a side seal portion of the vehicle, 8 an axle, and 9 a wheel.

<Effect of the invention> Since the invention is as described above, when the lower surface of the leaf spring is used as a jacking point, after positioning the receiving frame 10 below the leaf spring, the fastener 30 is used to straddle the leaf spring. , attach this fastener 30 to the receiving frame 1 using the mounting pin 32.
0, the elastic receiving plate 20 is connected to the leaf spring by the metal fitting body 31, and the rotation and movement of the slider 1b is restricted, thereby preventing the slider 1b from slipping away from the jacking point.

In addition, if the vehicle lift of the present invention is used with the fastener 30 attached and removed, the vehicle can be raised and lowered by receiving the planar lower surface or side seal portion of the vehicle on the upper surface of the elastic support plate 20, and the By simply attaching and detaching the main body 31, the receiving surface can be adapted to various jack points.

[Brief explanation of the drawing]

Fig. 1 is a plan view showing an embodiment of the vehicle lift of the present invention, Fig. 2 is an enlarged sectional view taken along the line A-A, Fig. 3 is an exploded perspective view of main parts, and Fig. 4 is a front view explaining the operation.
FIG. 5 is a perspective view of essential parts of a conventional example. 1a...Arm, 1b...Slider, 10...
Receiving frame, 11... Bottom, 12, 13... Side, 1
4, 15... Through hole, 18... Shaft, 20... Elastic receiving plate, 21... Groove, 30... Fastener, 31... Metal fitting body, 32... Mounting pin, 33a, 33b...
...hole.

Claims (1)

[Scope of Claim for Utility Model Registration] In a vehicle lift in which a vehicle is raised and lowered by a rotatable arm 1a connected to a plunger, a bottom surface 11 and both side surfaces 1 are provided on the upper surface of the arm 1a.
A receiving frame 10 having a substantially U-shaped cross section having 2 and 13,
The receiving frame 10 includes at least one side surface 12.
An elastic receiving plate 20 whose top surface protrudes upward is attached, and both side surfaces 12 and 13 of the receiving frame 10 are provided with through holes 14,
15 are provided oppositely, and the through holes 14 and 15 of the elastic receiving plate 20
A groove 21 is disposed at a portion connecting the two, and the receiving frame 10 further includes a metal fitting main body 31 that straddles the receiving frame 10 and has holes 33a and 33b at both ends thereof, and both holes 33a of the metal fitting main body 31. , 33b, both through holes 14, 15 of the receiving frame 10, and the elastic receiving plate 20.
A vehicle lift characterized in that a fastener 30 consisting of a mounting pin 32 inserted through a groove 21 of the vehicle is detachably mounted.