JP2981426B2 - Waste oil recovery device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a waste oil recovery apparatus for recovering vehicle waste oil.

[0002]

2. Description of the Related Art Japanese Utility Model Publication No. 6-400 and Japanese Utility Model Publication 7
As shown in Japanese Patent Publication No. 2343, a pair of rails are provided along an opening edge of a pit for repair and oil replacement of a vehicle, and a waste oil receiver is movably provided between these rails. There is one that collects waste oil discharged from an oil pan.

[0003]

In this pit type waste oil collecting means, an operator has to enter the pit, but since the depth of the pit is constant, depending on the height of the operator, the operation is not possible. In addition, the working environment inside the closed pit is not good.

[0004] The present invention has been made in view of the above points, and an object of the present invention is to secure a work height suitable for a worker's height and a favorable work environment in waste oil recovery work. .

[0005]

According to a first aspect of the present invention, there is provided a waste oil recovery device for recovering waste oil of a vehicle, wherein the vehicle lift lifts and lowers a pair of lifting racks having a vehicle mounting surface by a lifting mechanism. And a pair of guide rails provided on inner surfaces of the pair of lift gantry opposite to each other in the vehicle lift, and a waste oil collection box movably provided between the pair of guide rails for receiving waste oil of the vehicle. Waste oil recovery device.

[0006] Then, the vehicle is placed on an elevating platform of the vehicle lift, the vehicle and the waste oil collecting box are raised to a working height suitable for the height of the worker by an elevating mechanism, and the waste oil collecting box is moved to the waste oil dropping position along the guide rail. Move to collect the waste oil flowing down from the vehicle.

According to a second aspect of the present invention, the waste oil recovery box in the waste oil recovery apparatus according to the first aspect has a component drop prevention net at an opening on the upper surface.

Then, components such as a drain plug which has come off from the drain hole of the oil pan are locked by a component drop prevention net.

According to a third aspect of the present invention, the waste oil collecting box in the waste oil collecting apparatus according to the first or second aspect has a handle on at least one of the front and rear portions.

Then, the waste oil collecting box is moved along the guide rail by pushing and pulling the waste oil collecting box with the handle.

According to a fourth aspect of the present invention, the waste oil collecting box in the waste oil collecting apparatus according to any one of the first to third aspects moves up and down from a state in which the upper surface opening is flush with the upper surface of the box body. It has a lid that is pivotally supported so as to be rotatable over a state where it is opened on a gantry.

When the waste oil recovery operation is not performed, the lid can be closed to flush with the upper surface of the box body and used as a foothold for an operator. When the waste oil is recovered, the lid is opened. Thereby, the splash of the waste oil dropped into the waste oil recovery box is received by the lid, and it is possible to prevent the waste oil from adhering to the elevating rack and the guide rail.

According to a fifth aspect of the present invention, in the waste oil recovery apparatus according to any one of the first to fourth aspects, the waste oil recovery box communicates with the waste oil discharge passage relatively at the bottom in association with the lowering operation. It has a waste oil discharge part.

Then, when the waste oil recovery box is lowered to a fixed position by the lifting platform of the vehicle lift, the waste oil discharge portion of the waste oil recovery box communicates with the waste oil discharge passage, and the waste oil in the waste oil recovery box is automatically discharged. Can be.

[0015]

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

FIG. 1 shows a pair of lifting pedestals 12 of a vehicle lift 11. These lifting pedestals 12 have a vehicle mounting surface 13 on the upper surface, and the left and right wheels of the automobile are mounted on these vehicle mounting surfaces 13.

A pair of guide rails 14 are provided on inner surfaces 12a of the vehicle lift 11 that face each other between the pair of elevating racks 12. These guide rails 14 are rails having a U-shaped cross section open on the sides facing each other, and a stopper 15 is provided at an end.

Between the pair of guide rails 14, a waste oil collecting box 16 for receiving the waste oil of the vehicle is provided movably over a rolling wheel 17.

The mounting structure of the wheel 17 is such that shafts 23 are mounted on the front and rear sides of the box body 21 of the waste oil collecting box 16 via mounting plates 22 on the front and rear sides thereof. The rolling wheel 17 is rotatably mounted via a bearing which is not provided.

A handle 24 is attached to the lower side of the shaft 23 on both front and rear sides of the waste oil collecting box 16 so that an operator can operate the handle 24.
So that the waste oil recovery box 16 can be freely moved.
The handle 24 may be attached to only one of the front side and the rear side.

A waste oil outlet 25 is provided on at least one of the front and rear sides of the waste oil recovery box 16. The waste oil outlet 25 is connected to a waste oil tank (not shown) by a hose (not shown) or the like.

The waste oil collecting box 16 has an opening at the upper surface of the box body 21 and a recess 27 formed at an opening 26 at the upper surface.
A component drop prevention net 28 is stretched on the bottom surface of the. The component that has fallen onto the waste oil recovery box 16 is locked by the component drop prevention net 28.

On the floor surface corresponding to the waste oil collecting box 16 moved to one end of the guide rail 14, a space 29 is formed for fitting the waste oil collecting box 16 at the time of descending. This void
Reference numeral 29 is provided at a position facing the position where the waste oil recovery box 16 always returns when the elevating gantry 12 is lowered.

The vehicle lift 11 is a lifting mechanism shown in FIG.
31 is provided in each of the pair of lifting frames 12. Further, the pair of elevating pedestals 12 are connected by a connecting portion 32 between their one ends.

The lifting mechanism 31 shown in FIG.
Two link members 3 each formed in an X shape for 12
It is formed around 3,34. The lower end of one link member 33 is rotatably connected to a base member 36 by a pin 35, and the lower end of the other link member 34 is slidably fitted to the base member 36 by a roller 37. Further, the upper end of one link member 33 is slidably fitted into the lift gantry 12 by a roller 38, and the upper end of the other link member 34 is rotatably connected to the lift gantry 12 by a pin 39. The two link members 33 and 34 are rotatably supported at their central portions by pins 41, and a hydraulic cylinder 42 is connected between the one side portions by pins 43 and 44.

The lifting mechanism 31 includes a hydraulic cylinder
When the roller 42 is extended, the two link members 33 and 34 rotate around the pins 41 while the rollers 37 and 38 move to the left, and the elevating gantry 12 rises. Also, hydraulic cylinder
When the roller 42 is contracted, the two link members 33 and 34 rotate in a direction to lie down on the pin 41 while the rollers 37 and 38 move rightward, and the elevating gantry 12 descends.

Next, the operation of this embodiment will be described.

The lifting platform of the vehicle lift 11 lowered to the floor
After placing the vehicle whose oil is to be changed on 12, the elevator mechanism 31 of the vehicle lift 11 is driven in accordance with the height of the worker involved in the oil change operation, and the waste oil collection box 16 between the vehicle and the guide rails 14 is moved. Set to the working height where the operator can easily change the oil.

At this time, the waste oil collecting box 16 movably mounted via the guide rails 14 on the elevating gantry 12 of the vehicle lift 11 which moves up and down, always keeps the vehicle irrespective of the height of the elevating gantry 12 at any height. Since it is located at a fixed drop position from the drain hole of the oil pan, it is not necessary to individually adjust the height of the waste oil recovery box 16.

The operator enters the bottom of the lifted vehicle and removes the drain plug screwed into the drain hole of the oil pan. These are not shown.

At this time, the waste oil collecting box 16 can be easily moved in the front-rear direction of the vehicle along the guide rails 14 by pushing and pulling the handle 24 so that the drain plug of the oil pan can be removed. Can move the waste oil recovery box 16 to a place where it does not hinder the work until immediately before the drain plug comes off, thereby improving workability. The waste oil collecting box 16 is moved to the waste oil drop position along the guide rails 14 in view of the timing at which the drain plug comes off.

When the drain plug comes off, the waste oil in the oil pan is discharged from the drain hole and falls into the waste oil recovery box 16. At this time, the waste oil that flows down is collected through the component drop prevention net 28, and components such as the drain plug that has come off from the drain hole of the oil pan are locked by the component drop prevention net 28.

After the waste oil recovery operation is completed, the lifting platform 12
When the waste oil collecting box 16 is lowered to the floor surface, the waste oil collecting box 16 is aligned with the empty space 29 on the floor surface before descending, and as shown in FIG. It fits in the part 29.

Next, FIGS. 4 and 5 show another embodiment of the present invention. The same parts as those in the embodiment shown in FIGS. 1 to 3 are denoted by the same reference numerals, and description thereof will be omitted.

The waste oil recovery box 16 shown in FIG.
A lid body 51 is attached to a concave portion 27 formed in the upper surface opening portion 26 so as to be freely opened and closed. The lid body 51 includes an outer lid 52 and an inner lid 53, and is rotatably supported from a state in which it is closed flush with the upper surface of the box body 21 to a state in which it is opened on the elevating pedestal 12.

That is, in the waste oil recovery box 16, the base ends of the left and right outer lids 52 are rotatably mounted on the left and right sides of the recess 27 via the support shafts 54, respectively. Inner lids 53 are slidably fitted therein. A stopper 55 that engages with the tip of the outer lid 52 is provided at the tip of the inner lid 53.

Further, as shown in FIG. 5, handles 56 project horizontally from the front and rear sides of the upper surfaces of the left and right outer lids 52, respectively.

When the waste oil is not collected, the inner cover 53 is slid in the outer cover 52 and the cover 51 is stored in the recess 27 so that the handle 56 engages with the upper surface of the box body 21. Thus, the upper surface of the outer lid 52 can be kept flush with the upper surface of the box body 21, and the lid 51 can be used as a foothold for the worker.

When collecting waste oil, the outer lid 52 is moved from the inner lid 53 to the inner lid 53.
By sliding the left and right lids 51 drawn out by sliding on the lifting platform 12, the splash of the waste oil dropped into the waste oil recovery box 16 is received by the lid 51, and the waste oil on the lifting platform 12 and the guide rails 14 is received. Can be prevented from adhering.

Next, FIG. 6 shows still another embodiment of the present invention, in which a waste oil discharge portion 62 which is relatively communicated with a waste oil discharge passage 61 in association with the lowering operation is provided at the bottom of the waste oil recovery box 16. Have

That is, the outer peripheral surface of the waste oil discharging portion 62
A seal member 63 such as a ring is fitted, and a waste oil discharge port 64 is provided on the lower surface of the waste oil discharge section 62.
A check valve 65 such as a ball is provided on the
At the bottom surface of the cavity 29, a concave groove 66 is formed at the lowest level of the waste oil collecting box 16 so as to fit with the waste oil discharging portion 62. A convex portion facing the check valve 65 is formed at the bottom of the concave groove 66. A portion 67 is provided, and a waste oil discharge passage 61 is drawn out from the bottom of the concave groove 66. The waste oil discharge passage 61 communicates with a large-capacity waste oil tank (not shown).

When the elevating pedestal 12 of the vehicle lift 11 is lowered most down to lower the waste oil collecting box 16 to near the bottom of the empty space 29, the waste oil discharging portion 62 of the waste oil collecting box 16 is fitted into the groove 66. The check valve 65 is relatively pushed up by the convex portion 67 with the lowering operation of the waste oil recovery box 16, the waste oil discharge port 64 is opened, and the waste oil in the waste oil recovery box 16 flows around the check valve 65. Through the waste oil discharge port 64 and sealed by the seal member 63.
Then, the waste oil is automatically discharged from a waste oil discharge passage 61 to a waste oil tank (not shown).

[0043]

According to the first aspect of the present invention, the waste oil collecting box is movably provided between the pair of elevating racks of the vehicle lift via the guide rails. The height can be adjusted easily and at the same time to the work height that suits the height of the user, thereby improving workability. Also, unlike the inside of the closed pit, the work can be performed in an open and favorable working environment under the vehicle lift. In addition, the waste oil collection box movably mounted on the elevating platform of the vehicle lift that moves up and down via the guide rails always has a fixed drop from the drain hole of the oil pan of the vehicle regardless of the height of the elevating platform. It is not necessary to individually adjust the height of the waste oil recovery box because it is in the position.

According to the second aspect of the invention, components such as the drain plug can be locked by the component drop prevention net, and the dropped components can be easily collected.

According to the third aspect of the present invention, the movable waste oil collection box that spans between the pair of guide rails is pushed and pulled with the handle, so that the waste oil collection box can be moved in the longitudinal direction of the vehicle along the guide rails. When the drain plug is to be removed, the waste oil collecting box can be moved to a place where it does not hinder the work until immediately before the removal, so that the workability can be improved.

According to the fourth aspect of the invention, when the recovery operation of the waste oil is not performed, the lid can be closed as flush with the upper surface of the box body to be used as a scaffold for the operator. At the time of recovery, by opening the lid, the splash of the waste oil dropped into the waste oil recovery box is received by the lid, and the adhesion of the waste oil to the elevating rack and the guide rail can be prevented.

According to the fifth aspect of the present invention, when the waste oil recovery box is lowered by the lifting platform of the vehicle lift, the waste oil discharge section of the waste oil recovery box communicates with the waste oil discharge passage, and the waste oil recovery box is automatically placed in the waste oil recovery box. Since the waste oil can be discharged, the trouble of discarding the waste oil in the waste oil recovery box can be omitted, and the workability can be improved.

[Brief description of the drawings]

FIG. 1 is a perspective view showing one embodiment of a waste oil recovery device according to the present invention.

FIG. 2 is a cross-sectional view showing a lifting mechanism of a vehicle lift in the waste oil collecting device.

FIG. 3 is a cross-sectional view showing a state in which a lifting pedestal of the vehicle lift is lowered most.

FIG. 4 is a front view of a waste oil recovery box and the like showing another embodiment of the waste oil recovery device according to the present invention.

FIG. 5 is a plan view of the waste oil collecting box according to the first embodiment.

FIG. 6 is a sectional view of a waste oil discharging structure of a waste oil recovery box showing still another embodiment of the waste oil recovery device according to the present invention.

[Explanation of symbols]

 11 Vehicle lift 12 Lifting stand 13 Vehicle mounting surface 14 Guide rail 16 Waste oil collecting box 21 Box body 24 Handle 26 Top opening 28 Parts drop prevention net 31 Elevating mechanism 51 Lid 61 Waste oil discharge passage 62 Waste oil discharge

Claims (5)

(57) [Claims] 1. A waste oil recovery device for recovering waste oil of a vehicle, comprising: a vehicle lift configured to drive a pair of lifting gantry having a vehicle mounting surface by a lifting mechanism, and a pair of lifting gantry of the vehicle lift facing each other. A waste oil recovery device, comprising: a pair of guide rails provided on an inner side surface; and a waste oil recovery box movably provided between the pair of guide rails for receiving waste oil of a vehicle. 2. The waste oil recovery device according to claim 1, wherein the waste oil recovery box has a component drop prevention net at an opening on an upper surface. 3. The waste oil recovery device according to claim 1, wherein the waste oil recovery box has a handle on at least one of the front and rear portions. 4. The waste oil recovery box has a lid rotatably supported at an opening on an upper surface thereof from a state of being flush with the upper surface of the box body to a state of being opened on a lifting stand. Item 4. The waste oil recovery device according to any one of Items 1 to 3. 5. The waste oil collecting device according to claim 1, wherein the waste oil collecting box has a waste oil discharging portion which is communicated with a waste oil discharging passage at a bottom portion in relation to a lowering operation. Collection device.