JPH0648494A - Engine oil replacing device - Google Patents

Abstract

PURPOSE:To intensify an image of the device by forming the same into a robot- shape as a whole and enhance the working efficiency by employing such means as a display unit and a keyboard disposed on the front surface at the upper part of a cylindrical main body case freely movable and a waste oil display disposed at the upper end of said main body case. CONSTITUTION:A cylindrical main body case 1 with casters 2 mounted to the bottom thereof has, in its interior, oil storage tanks 5, 6 disposed at the lower part of the main body case 1 and a pump valve and a controlling unit 10 disposed at the upper part thereof. Further, a display unit 11 and a keyboard 12, which are connected to the controlling unit 10, are disposed on the front surface at the upper part of the main body case 1, and pipes, which are connected to the oil storage tanks 5, 6 through valves and pumps, are disposed on the side faces at the upper part thereof. Furthermore, each of hoses 14, 15, 27a to 27c, 33 with each of nozzles 13, 28, 34 mounted to the top end of each of the hoses, respectively, is connected to the pipe. A sectionally semicircular-shaped transparent cover 35 is disposed at the upper end of the main body case 1, and a waste oil display 36 is disposed in the interior of the transparent cover 35.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device installed in a gasoline filling station or the like for changing engine oil of an automobile.

[0002]

2. Description of the Related Art Although a gasoline filling station also replaces engine oil, an example of this engine oil changing device is conventionally disclosed in Japanese Patent Laid-Open No. 2-109896. It can be removed, flushed and refueled, and a waste oil tank,
A new oil tank and an oil tank for flushing are provided, these tanks are connected to hoses outside the case via valves and pumps, and one common nozzle is provided at the tips of these hoses.

[0003]

Since the case of the conventional engine oil exchanging device is fixedly installed on the ground, the place where the oil can be changed is limited to the installation place of the device, and it is necessary to move the automobile to this place. There is. For this reason, the movement lines of the vehicle increase, which causes congestion in the gas station in a limited space.

Further, the workability is good in that it is possible to continuously perform from the oil extraction to the flushing and the refueling of the new oil with one nozzle, but one nozzle is provided at a specific place in one device.
Workability is poor because only books are provided.

The object of the present invention is to eliminate the disadvantages of the above-mentioned conventional example, to enable the movement of the engine oil changer, to freely move it to any place, to improve the work efficiency, and to improve the overall shape of the high-tech image. An object is to provide an engine oil changer capable of improving the image of a gas station, as if to imagine a robot considering play.

[0006]

In order to achieve the above-mentioned object, the present invention has an oil storage tank disposed in the lower portion of a cylindrical main body case having a caster attached to the lower end, and a pump, a valve and a control portion in the upper portion. A hose with an indicator and a keyboard connected to the control unit on the upper front surface, a pipe connected to the oil storage tank via the valve and pump on the upper side surface, and a nozzle attached to the tip. Is connected to the pipe, a transparent cover having a semicircular cross section is provided at the upper end, and a waste oil display is provided in the transparent cover.

[0007]

According to the present invention as set forth in claim 1, since the caster is provided in the main body case, the main body case can be moved, work can be carried out at a desired place, and the vehicle need not be moved for oil change. Also, since the main body case is formed in a cylindrical shape, the corners do not project, and it can move smoothly without colliding with other objects during movement. Also, the degree of contamination of the waste oil can be seen on the waste oil display. The overall shape is cylindrical, the head is semi-circular in cross section, the display and keyboard are installed on the front, and the tubes are installed on both sides. When installed in a gas station, the image can be improved.

According to the second aspect of the present invention, it is possible to tell at a glance whether the waste oil is being extracted or the new oil is being supplied, by the color of the indicator lamp, and two indicator lamps are provided.
Gives the impression of a robot's eyes.

According to the third aspect of the present invention, the main body case can be moved easily by holding the handle, and since the handle is provided around the case, the handle can be held from any direction. You can easily move in the desired direction. Also, since the handle goes around the middle part of the body case, it gives the impression of a robot band.

According to the fourth aspect of the present invention, since the surroundings of the case are brightly illuminated by the illumination lamps on both sides of the upper part, it is easy to work even at night, and especially the light illuminating the entire gas station cannot reach. It is effective when moving the main body case to a place to work. Since the lighting lamp extends on both sides of the top of the main body case, it gives the impression of a robot's ear or antenna.

According to the fifth aspect of the present invention, the waste oil can be removed and new oil can be continuously supplied by the hose connected to the supply / discharge nozzle, and only the new oil can be supplied by the oil supply nozzle.
Further, since new oil can be separately supplied to the tank in the case by the replenishment nozzle, work efficiency is good, and by providing a plurality of hoses, these give the impression of a robot's hand.

According to the present invention as set forth in claim 6, by storing the tool in the tool storage box provided on the back side, the tool can be easily obtained at the time of maintenance and inspection of the vehicle, which is convenient. is there.

[0013]

Embodiments of the present invention will now be described in detail with reference to the drawings. 1 is a vertical sectional front view showing an embodiment of an engine oil changer of the present invention, FIG. 2 is a transverse plan view of the same as above, FIG. 3 is a perspective view of the same as above, and 1 in the drawing shows a cylindrical main body case, and the main body case 1, a caster 2 is provided in the lower portion, and a waste oil tank 3 as an oil storage tank in the lower portion of the main body case 1 and new oil tanks 4, 5 and 6 of different oil types are arranged in a rectangular shape.

In this case, the tanks 3, 4, 5 and 6 are
It is hung from the load cell 9 placed on the support rod 8a which is hung between the columns 7 standing upright on the side of the case 1 so that the weight of the tanks 3, 4, 5, 6 is added to the load cell 9. To do.

A control mechanism composed of a valve, a pump, a control unit, etc. for controlling oil removal and refueling on a support rod 8b which is positioned above the tanks 3, 4, 5 and 6 and is supported by the column 7. 10 is provided, and an indicator 11 and a keyboard 12 connected to the control mechanism 10 are provided on the upper front surface of the case 1. The display 11 displays the amount of oil extracted, the amount of oil supplied, and the like, and the keyboard 12 is equipped with key switches for instructing the extraction, oil supply selection, oil type selection, start, and end. Reference numeral 42 in the figure is a power plug.

Then, a pipe connected to the tanks 3, 4, 5 and 6 through the valve and pump of the control mechanism 10 is provided on the upper side surface of the case 1. One of the pipes is connected to the waste oil tank 3 as shown in FIG. 5, and a drain pipe 16a that opens upward in the waste oil tank 3 and a drain pipe 16b that opens at the bottom in the waste oil tank 3 are provided. Extraction pipe via switching valve 17
Connected to 10, the forward and reverse pump 18 is provided in this extraction pipe 10,
The extraction hose 14 was connected via an electromagnetic valve 19, and the extraction and oil supply nozzle 13 was attached to the tip of the extraction hose 14. In the figure, 20 indicates a relief valve provided in the forward / reverse pump 18.

On the other hand, the oil supply pipes 21a, 21b, 21c are opened in the new oil tanks 4, 5, 6 respectively, and the oil supply pipes 21a, 21b are connected to the oil supply pipe 23 via the switching valves 22a, 22b. twenty one
c is connected to the oil supply pipe 23 via the switching valve 22b, and the oil supply pipe 23
A forward / reverse pump 24 is provided in each of the on-off valves 26a, 26b, 26
The oil supply hoses 27a, 27b, 27c are connected via c, and a common oil supply nozzle 28 is provided at the tips of these oil supply hoses 27a to 27c. Reference numeral 25 in the drawing denotes a relief valve provided in the forward / reverse pump 24.

Further, the oil supply pipe 23 is connected to the oil supply hose 15 as another oil supply passage through a preset opening / closing valve 29, and the extraction and oil supply nozzle 13 is connected to the tip thereof.
These refueling hoses 15, 27a to 27c are provided on the upper part of one side surface of the main body case 1, and the refueling hose 15 and the extraction hose 14 are provided with hose support rods 31 standing upright from the upper side surfaces of the case 1. I supported and lifted up.

The oil supply pipe 23 is further connected via an opening / closing valve 32 to a replenishment hose 33 having a replenishment nozzle 34 at its tip, and this replenishment hose 33 is provided on the other side surface of the main body case 1.

A transparent cover 35 having a semicircular cross section is provided on the upper end of the main body case 1, and a waste oil display is provided in the transparent cover 35.
Arranged 36. The waste oil display 36 has a transparent cylindrical container 36a which is opened upward in the middle of the extraction pipe 16a on the pump 18 side and which is covered with an opaque cap 36b. A drain pipe 16a on the side of the waste oil tank 3 opens at the bottom of the.

Inside the transparent cover 35, indicator lamps 37a, 37b are provided at both sides of the waste oil display 36 to indicate that the waste oil is being drained, new oil is being fed, and the operation is finished. For example, one of the revealing lamps is configured such that one is blue to indicate refueling, the other is red to indicate that the fuel is being extracted, and both are blinked at the end of the work.

Illumination lamps 38a and 38b are attached to both sides of the upper part of the main body case 1. One of these lamps
38a is detachably attached from the case 1.

Reference numeral 41 in the drawing denotes a handle provided on the outer peripheral surface of the central portion of the main body case 1, which is formed in a ring shape so as to surround the outer periphery of the case 1.

Further, as shown in FIG. 4, a recess is formed in the upper rear surface of the main body case 1 and the recess is used as a tool box 39, which is a tool necessary for inspecting the engine room of the automobile. To store. Reference numeral 40 in the figure denotes a lid for covering the opening for tool insertion / removal of the tool box 39.

Next, usage and operation will be described. In order to change the engine oil of the automobile, first, the main body case 1 is moved to a place where it is easy to work, and the power plug is inserted into a power socket (not shown). When moving, pull the main body case 1 in the desired direction by holding the handle 41, and the case 1 can be easily moved by the casters 2. Further, since the handle 41 is formed in a ring shape, it can be held on any side of the case 1, and since the case 1 is formed in a cylindrical shape, there is no angular protrusion and other objects can be moved during movement. It can be moved smoothly without the risk of being caught in.

To remove the old engine oil from the oil pan of the automobile, insert the draining and oiling nozzle 13 into the oil pan and press the drain switch with the keyboard 12 to open the open / close valve 19 and rotate the pump 18 forward. , The switching valve 17 is the extraction pipe 16
Switch to side a. Therefore, the waste oil extracted by the extraction and oil supply nozzle 13 enters the waste oil display 36 through the extraction hose 14 and the extraction pipe 16a.

In the waste oil display 36, the waste oil cap 36b ejected from the extraction pipe 16a hits and flows down in the transparent container 36a. Therefore, if you look at the waste oil that flows down, you can tell at a glance how dirty it is. The waste oil in the container 36a enters the waste oil tank 3 through the extraction pipe 16a opened at the bottom of the container 36a. The amount of waste oil removed is measured by the load cell 9 and displayed.
Displayed at 11.

Next, in order to perform flushing, the keyboard 12 is used to set the flooding time, the amount of oil supply, etc. while the oil supply nozzle 13 is removed and inserted into the oil pan, and the start switch is pressed to change the switching valve 22a. , 22b is switched to the tank of the least expensive oil type, for example, the new oil tank 4 side, and the pump 24 is normally rotated. As a result, the preset amount of fresh oil is extracted from the tank 4 via the oil supply pipes 21a and 23 and the oil supply hose 15 and is supplied from the oil supply nozzle 13 to the oil pan, and the on-off valve 29 for presetting is closed.

Next, the nozzle 13 is removed from the oil pan, the automobile engine is idled, flushing is performed, the nozzle 13 is inserted again into the oil pan, and the waste oil removal is set by the keyboard 12, and the switching valve 17 causes the extraction pipe 10b. Then, the opening / closing valve 19 is opened, the pump 18 is rotated in the forward direction, and is drained from the flushed oil pan to the waste oil tank 3 via the drain / fuel supply nozzle 13, the drain hose 14, and the drain pipe 16b.

Next, the desired oil type and the amount of oil to be supplied are set with the keyboard 12, and the start switch is pressed, so that new oil is supplied from any of the oil type tanks 4, 5 and 6 set in the same manner as in the case of the flushing. Refueling pipes 21a to 21c, 23, refueling hose 15
The oil pan is replenished with oil from the oil extraction / refueling nozzle 13 via the. The amount of refueling is measured by the load cell 9 and displayed on the display 11.

In this way, a series of operations from draining of waste oil, flushing, and refueling of new oil can be performed by inserting one refueling / fueling nozzle 13 into the oil pan. The red lamp 37b lights up during extraction, and the blue lamp 37b during refueling.
Since a is lit, even if the same nozzle 13 is inserted in the oil pan, it can be easily seen from the outside whether the nozzle 13 is being withdrawn or refueling.

When replenishing new oil after oil exchange or only refueling new oil, if the desired oil type is set using the oil supply nozzle 28, the new oil tank 4 corresponding to the oil type concerned is set.
Switching valves 22a and 22b are switched to 5 and 6, and opening / closing valve 26a,
The corresponding one of 26b and 26c is opened, and the pump 24 is normally rotated to supply new oil. Also in this case, the amount of refueling is measured by the load cell 9 and displayed on the display 11.

Nozzle when the waste oil tank 3 is full
Remove 13 and set the mode of waste oil discharge with keyboard 12,
Switch the switching valve 17 to the extraction pipe 16b side, open the on-off valve 19,
Reverse the pump 18 and drain the waste oil from the waste oil tank 3 Pipe 16
b, discharge through the extraction hose 14.

When the new oil tanks 4, 5 and 6 are empty, a new oil replenishment mode is set by the keyboard 12, the replenishment nozzle 34 is inserted into a new oil can, the on-off valve 32 is opened, and the pump 24 is opened. , And replenish the new oil in the new oil can with the hose 33, the oil supply pipe 23,
Each new oil tank 4, via 21a, 21b, 21c
Supply 5 and 6. In this case, if the main body case 1 is moved to the location of the new oil can, it is possible to save the trouble of carrying a heavy new oil can.

When the main body case 1 is moved to an arbitrary place for the work of extracting and refueling, the lighting of the refueling station may not reach the work site sufficiently, but in such a case, When the illumination lamps 38a and 38b are turned on, the work site is illuminated brightly. Further, since one of the illumination lamps 38b is freely removable, if this is removed and the interior of the engine room is illuminated, the opened engine room can be inspected at the same time when the oil is changed.

Further, since the tool box 39 is provided on the back surface of the main body case 1, it is possible to easily obtain the tools necessary for checking the engine room or the like. Since the tool box 39 is always covered with the lid 40, there is no risk of the internal tool popping out while the main body case 1 is moving.

[0037]

As described above, since the engine oil changer of the present invention is portable, it can be freely moved to any place, the work site is not restricted, and the work efficiency can be improved. And the overall shape is cylindrical, the head is semi-circular in cross section, the display and keyboard are installed on the front, and the hoses with nozzles attached to the tips on both sides give a robot-like impression as a whole. If it is installed in the etc., the image can be improved.

[Brief description of drawings]

FIG. 1 is a vertical sectional front view showing an embodiment of an engine oil changer of the present invention.

FIG. 2 is a cross-sectional plan view showing an embodiment of the engine oil changer of the present invention.

FIG. 3 is a perspective view showing an embodiment of an engine oil changer of the present invention.

FIG. 4 is a perspective view of a tool box portion on the back side showing an embodiment of the engine oil changer of the present invention.

FIG. 5 is a piping diagram showing an embodiment of an engine oil changer of the present invention.

[Explanation of symbols]

1 ... Main body case 2 ... Caster 3 ... Waste oil tank 4,5,6 ... New oil tank 7 ... Posts 8a, 8b ... Support rod 9 ... Load cell 10 ... Control mechanism 11 ... Display 12 ... Keyboard 13 ... Extraction and refueling nozzle 14 … Extraction hose 15… Oil supply hose 16a, 16b… Extraction pipe 17… Switching valve 18… Forward / reverse pump 19… Open / close valve 20… Relief valve 21a, 21b, 21c… Oil supply pipe 22a, 22b… Switching valve 23… Oil supply pipe 24… Forward / reverse pump 25 ... Relief valves 26a, 26b, 26c
Opening / closing valve 27a, 27b, 27c ... Refueling hose 28 ... Refueling nozzle 29 ... Opening valve 31 ... Hose support rod 32 ... Opening valve 33 ... Replenishment hose 34 ... Replenishment nozzle 35 ... Transparent cover 36 ... Waste oil display 36a ... Container 36b ... Cap 37a, 37b ... Revelation lamp 38a, 38b ... Illumination lamp 39 ... Tool box 40 ... Lid 41 ... Handle 42 ... Power plug

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Fumihisa Uemura 2-12-13 Shibaura, Minato-ku, Tokyo Tatsuno Mechatronics Co., Ltd. (72) Inventor Shinji Sandome 2--1213 Shibaura, Minato-ku, Tokyo No. Tatsuno Mechatronics Co., Ltd. (72) Inventor Naohiko Suzuki No. 12-13 Shibaura, Minato-ku, Tokyo Tatsuno Mechatronics Co., Ltd.

Claims (6)

[Claims] 1. An indicator connected to the control unit on the front surface of the cylinder, with an oil storage tank disposed on the lower part of a cylindrical body case with casters attached to the lower end, a pump, a valve and a control unit on the upper part. A container and keyboard are installed, a pipe connected to the oil storage tank via the valve and pump is installed on the upper side, a hose with a nozzle attached to the tip is connected to the pipe, and a semi-circular cross section is transparent at the upper end. An engine oil changer characterized in that a cover is provided and a waste oil display is provided in the transparent cover. 2. The engine oil changer according to claim 1, wherein the transparent cover is provided with an oil removal and oil supply lamp inside. 3. The engine oil changer according to claim 1, wherein the main body case is provided with a handle for movement on an outer periphery of a central portion thereof. 4. The engine oil changer according to claim 1, wherein illumination lamps are attached to both side surfaces of an upper portion of the main body case. 5. The hose includes a hose connected to a supply / discharge nozzle and a hose connected to an oil supply nozzle provided on one side surface of the body case, and a hose connected to a supply nozzle provided on the other side surface. The engine oil changer described. 6. The engine oil changer according to claim 1, wherein the main body case has a tool storage box with a lid on the upper back surface.