JP3972222B2 - Lubrication device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an oil supply apparatus improved so as to prevent an adverse effect on a flow meter due to vibration transmitted from an oil supply pump.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, in a ground-mounted oil supply device provided at a gas station, an oil supply pump, a pump motor, a flow meter, and the like constituting an oil supply system are housed in a case. For example, Japanese Patent Publication No. 2-60600 discloses an oil supply device in which an oil supply pump is disposed above a pump motor in a lower case, and a flow meter is directly assembled to the oil supply pump. Moreover, in this fueling apparatus, the integrating meter is provided in the upper part of the flow meter in a lower case.
[0003]
[Problems to be solved by the invention]
However, when the flow meter is directly assembled to the oil pump in the conventional oil supply device, the vibration of the oil pump is directly transmitted to the flow meter, which may adversely affect the accuracy. Further, when the accumulator is housed in the lower case, it is necessary to remove the panel that covers the lower case when it is necessary to look at the accumulator.
[0004]
SUMMARY OF THE INVENTION An object of the present invention is to provide an oil supply device that can prevent an adverse effect on a flow meter due to vibrations of an oil supply pump and can easily see an integrating meter.
[0005]
[Means for Solving the Problems]
In order to achieve the above object, an oil supply device of the present invention is provided with an oil supply pump, a pump motor, a flow meter, a display, and a control unit for each part in a box-shaped case having struts on the left and right sides, and an oil supply hose for the flow meter. In the connected fueling device, the case is formed with a space between a lower case that houses the fuel pump, a pump motor, and a flow meter and an upper case that houses the indicator. It is attached to the lower side of the top plate provided between the front and rear beam plates, and the oil pump is attached between the lower column of the flow meter, and the flow meter has a mechanical rotation output corresponding to the flow rate. An output shaft that passes through the upper surface plate protrudes into the space above and is connected to an accumulator attached to a convex portion on the upper surface plate, and the accumulator projects downward on the lower surface thereof. The locking part whose end is penetrated by the top plate Provided, and is characterized in that the end portion of the locking portion which extends through the top plate is sealed with a wire. The flow meter is attached to the lower side of the top plate between the left and right beam plates between the left and right columns, and the oil pump is mounted between the columns on the lower side of the flow meter. It will not be transmitted directly to the meter and will not adversely affect the accuracy of the flow meter. In addition, it is preferable in that the integrator can always be seen without having to remove the panel, and is not adversely affected by rainwater, and the end of the locking portion is sealed with a wire in order to prevent fraud. preferable.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, the present invention will be specifically described with reference to an illustrated embodiment. 1 to 4 show a fueling device according to an embodiment of the present invention. FIG. 1 is a front view illustrating an internal configuration with a panel of the fueling device removed, FIG. 2 is a front view of the fueling device, and FIG. FIG. 4 is a side view, FIG. 4 is a perspective view for explaining the upper surface plate portion, and FIG. 5 is a view for explaining how the integrator is attached to the upper surface plate.
[0008]
In these drawings, a fueling device 10 according to an embodiment of the present invention is a ground-mounted device provided with a plurality of fueling systems such as high-octane gasoline, regular gasoline, and light oil. Are provided with an oil supply pump 12, a pump motor 13, a flow meter 14, an indicator 15, a control unit for each part, etc., and an oil supply hose 17 having an oil supply nozzle 16 at the tip is provided at the discharge port of the flow meter 14 through a pipe, respectively. It is connected. The fueling nozzle 16 is hung on a nozzle hook 19 formed on a panel 18 provided on the front and rear surfaces of the lower side of the case 11. For example, when a customer's automobile arrives at a fueling station, an operator pulls the fueling nozzle 16. It removes from the nozzle hook 19 and inserts it into the fueling port of the fuel tank of the automobile to perform fueling.
[0009]
The case 11 has a box-shaped frame structure having a pair of support columns 21 on the left and right sides and a bed 22 for fixing to an island (not shown) with an anchor bolt or the like on the lower side. 23, an upper case 24 for accommodating the indicator 15 and the operation unit on the lower case 23, and a top case 25 for accommodating a pipe for connecting the oil hose 17 provided between the upper portions of the pair of left and right columns 21. It is composed of.
[0010]
An oil supply pump 12 (a, b, c) for supplying different systems of oil is mounted on a base plate 26 formed in a U-shape on the lower side in the lower case 23, and the oil supply pump Corresponding pump motors 13 (a, b, c) are respectively arranged above 12 (a, b, c). A predetermined space is formed on the lower side of the case 11 of the suction port of the oil pump 12, and it is easy to connect to the oil pump 12 via a suction pipe 20 (shown by a dotted line in FIG. 1) in an underground tank pipe (not shown). It is supposed to become. The oil pump 12, the pump motor 13, and the base plate 26 are unitized as a unit so as to facilitate the assembling work. In addition, on the upper side of the pump motor 13 (a, b, c) in the lower case 23, the corresponding flow meters 14 (a, b, c) are arranged between the beam plates 27 constituting the upper part of the lower case 23, respectively. Is attached to the lower side of the upper surface plate 31 provided by the support plate 28. A flow rate pulse oscillator 29 is provided on the upper side of the flow meter 14, and an output shaft 30 that obtains a mechanical rotational output corresponding to the flow rate projects upward. The output shaft 30 passes through an upper surface plate 31 attached between the front and rear beam plates 27 above the lower case 23 and is connected to a corresponding accumulator 32 disposed thereon. The flow meter 14, the support plate 28, and the like are also integrated as a unit so as to be easily assembled. And the discharge port of each oil supply pump 12 is connected to the inflow port of the corresponding flow meter 14 through the discharge pipe 33 and the flow control valve 34. One end of a pair of pipes 35 is connected to the discharge port of each flow meter 14, and the other end of the pipe 35 is led from the lower case 23 to the top case 25 through the left and right columns 21.
[0011]
The upper case 24 is provided through a space 43 in which the accumulator 32 is disposed between the upper case 24 and a control unit for controlling each part, electrical parts, and the like are provided therein, and central portions of the front and rear surfaces. Is provided with a display 15 for displaying the amount of oil supply. On the left side of the display 15, a keyboard 36 for setting the amount of oil, an indicator 37, an emergency stop button 38, etc. are arranged as an operation unit. Has been.
[0012]
The top case 25 is provided between the upper portions of the left and right support columns 21, and the other ends of the pair of pipes 35 respectively connected to the flow meter 14 are led to the front and rear of the left and right support columns 21 side and the substantially central portion side, respectively. The oil supply hose 17 is connected to the other end portion of this through a hose joint 39. Each of the oil supply hoses 17 is hung from the hose joint 39, lifted up immediately before contacting the ground, and the oil supply nozzle 16 is hung on a nozzle hook 19 provided on the panel 18 at a corresponding position. Yes.
[0013]
As shown in FIGS. 4 and 5, the upper surface plate 31 has a substantially rectangular plate shape that is bent in an L shape with the front and rear sides being bent downward, and is attached by fixing with the bolts 42 between the front and rear beam plates 27. An accumulator 32 is attached to the space 43 above the upper surface plate 31. On both sides of the lower surface of the accumulator 32, a locking portion 50 made of a rod-like resin with a sharp end is projected downward. A portion of the top plate 31 for attaching the accumulator 32 is formed in a convex portion 31a that protrudes slightly upward in a rectangular shape, and a hole 31b through which the output shaft 30 passes and a positioning projection 31c. A hole 31d through which the locking portion 50 passes is formed. The accumulator 32 includes a portion that connects the output shaft 30 and a weighing display portion that is driven by the rotation thereof. The bottom surface of the accumulator 32 is engaged with the protrusion 3 1 c and the hole 31 b is aligned. Is attached to the surface of the convex portion 31a by connecting the end portion of the output shaft 30. And the end part of the latching | locking part 50 which penetrated the hole 31d spans the wire for sealing which is not illustrated mutually, and prevents the integrating | accumulating meter 32 from being removed, and prevents fraud.
[0014]
According to the fueling device 10 having the above configuration, the flow meter 14 is attached to the lower side of the beam plate 27 at the upper part of the lower case 23 by the support plate 28 and is not assembled to the fueling pump 12. Is not transmitted directly to the flow meter 14, and the accuracy of the flow meter 14 is not adversely affected. The accumulator 32 connected to the output shaft 30 of the flow meter 14 is disposed in a space 43 formed between the lower case 23 and the upper case 24, and the front and rear beam plates 27 between the left and right columns 21. Since it is mounted on the convex portion 31a of the upper surface plate 31 mounted therebetween, the accumulator 32 can always be seen without having to remove the panel 18, and the convex projecting upward even if rainwater enters the space 43. The integrator 32 mounted on the portion 31a is not adversely affected. Furthermore, since the oil feed pump 12, the pump motor 13, and the base plate 26 are integrated as a unit, and the flowmeter 14, the support plate 28, and the like are also integrated as a unit, the assembling work is facilitated and the time can be shortened.
[0015]
In addition, although the example provided with the three oil supply systems was demonstrated in the oil supply apparatus of the said embodiment, even if it is one oil supply system, or it may have three or more oil supply systems. The accumulator 32 is preferably disposed in a space 43 that can be always seen without removing the panel 18 and is mounted on a convex portion 31a protruding above the upper surface plate 31. The size is not limited to the embodiment.
[0016]
【The invention's effect】
As described above, in the fueling device of the present invention, the flow meter is attached to the lower side of the top plate provided between the front and rear beam plates between the left and right columns, and the oil pump is installed between the lower columns of the flow meter. Therefore, the vibration of the oil supply pump is not directly transmitted to the flow meter, and the accuracy of the flow meter is not adversely affected. In addition, the integrator connected to the output shaft of the flowmeter is placed in the space formed between the lower case and the upper case, and is attached to the upper plate attached between the front and rear beam plates between the left and right columns. So you can always see the totalizer without having to remove the panel.
[Brief description of the drawings]
FIG. 1 is a front view for explaining an internal configuration of a fueling device according to an embodiment of the present invention with a panel removed.
FIG. 2 is a front view of an oil supply apparatus according to an embodiment of the present invention.
FIG. 3 is a side view of an oil supply device according to an embodiment of the present invention.
FIG. 4 is a perspective view illustrating an upper surface plate portion according to the embodiment of the present invention.
FIG. 5 is a diagram illustrating a state in which an integrator is attached to the upper surface plate according to the embodiment of the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 10 Oil supply apparatus 11 Case 12 Oil supply pump 13 Pump motor 14 Flowmeter 15 Indicator 16 Oil supply nozzle 17 Oil supply hose 18 Panel 19 Nozzle hook 20 Suction pipe 21 Strut 23 Lower case 24 Upper case 25 Top case 26 Base plate 27 Beam plate 28 Support Plate 29 Flow rate pulse transmitter 30 Output shaft 31 Upper surface plate 31a Convex part 32 Accumulator 43 Space 50 Locking part

Claims (1)

In the oil supply device in which the oil supply pump, the pump motor, the flow meter, the display, and the control unit of each part are provided in a box-shaped case having columns on the left and right, and an oil supply hose is connected to the flow meter
The case has a space formed between a lower case that houses the oil pump, pump motor, and flow meter and an upper case that houses the indicator, and the flow meter is a beam plate between the left and right columns. It is attached to the lower side of the upper surface plate provided therebetween, and the oil pump is attached between the lower columns of the flow meter, and the flow meter has an output shaft for obtaining a mechanical rotation output corresponding to the flow rate. It penetrates the upper surface plate and protrudes into the space above, and is connected to an accumulator attached to a convex portion on the upper surface plate. The accumulator protrudes downward on its lower surface and ends on the upper surface plate. The oil supply device is characterized in that a latching portion through which is passed is provided, and an end of the latching portion penetrating the upper surface plate is sealed with a wire .

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