JP3975313B2 - Lubrication management equipment for gas stations - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an oil supply management device for a gas station that detects electromagnetic waves transmitted from a mobile phone and manages oil supply from a tank truck.
[0002]
[Prior art]
In recent years, mobile communication has attracted attention, and in particular, mobile phones are rapidly spreading and expanding, but on the other hand, there are social problems such as malfunction of devices caused by electromagnetic waves transmitted from mobile phones. is doing. In gas stations that handle hazardous materials such as gasoline, a weak current is generated when a mobile phone makes or receives calls. This causes the vapor that stays around the fueling device and the vapor that flows out of the fueling port to ignite and explode. May lead to accidents. In addition, when unloading fuel oil from a tank truck to an underground oil storage tank, the vapor that has accumulated in the oil storage tank flows into the atmosphere via the air vent as the fuel is injected, causing the vapor to stay. .
[0003]
[Problems to be solved by the invention]
However, in conventional gas stations, when unloading fuel oil from a tank truck to an oil storage tank, even if the use of a mobile phone is prohibited by an operator, it may be used accidentally without being noticed, or the power supply of the mobile phone If you forget that you are putting in, you may receive an incoming call, which may ignite the remaining vapor and cause an explosion or other accident.
[0004]
The present invention has been made in view of the above circumstances, and it is an object of the present invention to provide an oil supply management device for a gas station that can prevent accidents such as ignition and explosion of a vapor even when a mobile phone is mistakenly used at a gas station. And
[0005]
[Means for Solving the Problems]
In order to achieve the above object, an oil supply management device for a gas station according to the present invention includes an electromagnetic wave sensor that detects the transmission of electromagnetic waves from a mobile phone located at a gas station, and an interior of an oil storage tank embedded in the base of the gas station. An oil valve is provided at the oil supply pipe of the oil supply pipe that has an oil supply opening on the ground, and an oil supply hose from the tank lorry is connected to the oil supply pipe, receives the detection signal from the electromagnetic wave sensor, and closes the electromagnetic valve from the tank lorry. stop lubrication to the oil storage tank and comprising a control device for activating the notification means provided in the vicinity of the oil port having a warning device for informing an indicator or disable to display the disabled of the mobile phone It is characterized by that. The electromagnetic wave sensor detects the electromagnetic wave transmitted from the mobile phone, the control means stops lubrication, and the alarm means informs it, so that even if the mobile phone is used accidentally at the gas station, the flashing, explosion, etc. to the vapor Accidents can be prevented. In addition, it is preferable that the notification means is provided in the vicinity of the oil filler port in that it can be notified in the vicinity of the operation, and that it is a display device or a notification device is preferable because it can be easily notified.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, the present invention will be specifically described with reference to an illustrated embodiment. 1-3 is a figure explaining the oil supply management apparatus for gas stations of embodiment of this invention, FIG. 1 is a figure which shows the oil station provided with the oil supply management apparatus for gas stations, FIG. 2 is a structure of the oil supply management apparatus for gas stations FIG. 3 is a diagram illustrating the operation panel.
[0010]
In FIG. 1, an oil storage tank 11 for storing fuel oil is buried in a basement of a filling station S including a filling station lubrication management device 10 of the present embodiment, and a filling pipe 13 is connected from a filling device 12 installed on the ground. The oil is stored in the oil storage tank 11 so that the fuel can be supplied. The oil storage tank 11 has an oil supply pipe 15 communicating with the inside thereof and having an oil supply port 14 on the ground, an air vent 16 having one end opened in the upper space of the oil storage tank 11 and the other end opened in the atmosphere, A liquid level sensor 17 for detecting the liquid level of the fuel oil is provided. The oil inlet 14 is housed in an oil inlet box 18, and an electromagnetic valve 19 that opens and closes the oil inlet 14 is provided so that an oil hose 20 from the tank truck A is connected. Further, a vapor return hose connecting portion 22 for connecting one end portion of the vapor return hose 21 for returning the vapor to the tank lorry A is provided in the middle of the air vent 16, and the vapor return hose 21 is correctly connected to the connecting portion 22. A connection sensor 23 for detecting the above is provided. On the surface of the wall in the vicinity of the oil filler box 18, an operation panel 30 for performing oil supply management is provided. In addition, an electromagnetic wave sensor 25 that detects an electromagnetic wave transmitted from the mobile phone 1 is provided in the vicinity of the tank truck A that performs oiling, for example, below the canopy 24. The electromagnetic wave sensor 25 is a sensor that detects an electromagnetic wave having a specific frequency transmitted from the mobile phone 1 within a range of about 10 meters, for example.
[0011]
The operation panel 30 includes a data input keyboard 31, a lubrication operation switch 32, and a display 33 that displays input data, the amount of fuel in the oil storage tank 11, or a caution display when the mobile phone 1 is used. And a notification device 34 that notifies when the mobile phone 1 is used, a display drive means 35, a notification device drive means 36, a solenoid valve drive means 37, a control means 38 that controls each part, and the like. Yes. The switch 32 includes a start switch 32a for starting lubrication, an end switch 32b for ending lubrication, and a re-lubrication switch 32c for resuming lubrication.
[0012]
The control means 38 uses the detection signal from the liquid level sensor 17, the connection sensor 23 and the electromagnetic wave sensor 25, the input data from the keyboard 31 or the on / off signal of the switch 32 as an input signal to input data, oil level or notification. A part for outputting a signal for display to the indicator drive means 35, a signal for notification to the indicator drive means 36, and a signal for opening and closing the solenoid valve 19 to the solenoid valve drive means 37. is there.
[0013]
Next, operation | movement of the oil supply management apparatus 10 for gas stations with the said structure is demonstrated. FIG. 4 is a flowchart for explaining the operation of the oil supply management device for a gas station according to the embodiment of the present invention.
[0014]
First, before starting to inject fuel oil from the tank truck A to the oil storage tank 11, the number of the oil storage tank is input from the keyboard 31 provided on the operation panel 30, the oil supply hose 20 is connected to the oil supply port 14, and the vapor return hose is connected. 21 is connected to the connecting portion 22.
[0015]
Next, as shown in the figure, when the start switch 32a of the operation panel 30 is turned on (ST1), the control means 38 receives a correctly connected detection signal from the connection sensor 23 provided in the connection portion 22. (ST2), the solenoid valve 19 provided in the oil filler 14 is opened (ST3). As a result, the fuel oil is supplied from the tank lorry A to the oil storage tank 11 through the oil supply hose 20 and the oil supply pipe 15, the liquid level is detected by the liquid level sensor 17, and the vapor of the oil storage tank 11 is supplied from the air vent 16 to the vapor return hose. 21 is returned to the tank truck A. When the vapor return hose 21 is not correctly connected to the connecting portion 22 or when the vapor return hose 21 is forgotten to be connected to the connecting portion 22, the solenoid valve 19 of the lubrication port 14 cannot be opened. Eleven vapors are no longer released from the air vent 16 into the atmosphere.
[0016]
Next, when the electromagnetic wave sensor 25 does not detect the electromagnetic wave from the mobile phone 1 during lubrication (ST4) and the end switch 32b is pressed after the lubrication is finished (ST5), the electromagnetic valve 19 of the lubrication port 14 is turned on. Close (ST6) and end lubrication. However, when the electromagnetic wave sensor 25 detects electromagnetic waves from the mobile phone 1 during lubrication (ST4), the electromagnetic valve 19 of the lubrication port 14 is closed, and the display device 33 is prohibited from being used for the display 33 by the display drive means 35. Is simultaneously notified by the notification device 34 by the notification device driving means 36 (ST7). Therefore, when the mobile phone 1 is used by mistake during lubrication, the lubrication is stopped and accidents such as ignition and explosion of the vapor can be prevented. While the electromagnetic wave sensor 25 continues to detect the electromagnetic wave (ST8), the lubrication stop state is maintained, but when the electromagnetic wave is not detected and the re-lubrication switch 32c is pressed (ST9), the solenoid valve of the lubrication port 14 18 is opened (ST10), and the process returns to the electromagnetic wave detection step (ST4) again.
[0017]
In the filling station lubrication management apparatus 10 having the above-described configuration, when fuel oil is poured from the tank lorry A into the oil storage tank 11, the connection sensor 23 is connected when the vapor return hose 21 is not properly connected to the connecting portion 22 or connection is forgotten. Therefore, the oil in the oil storage tank 11 is not released into the atmosphere through the air vent 16. Further, when the mobile phone 1 is used during fuel oil injection, the solenoid valve 19 connected to the oil supply port 14 is closed to stop the oil supply, and a caution display is displayed on the display device 33 and simultaneously notified by the notification device 34. Therefore, since it can be careful not to use the mobile phone 1, accidents such as ignition and explosion to the vapor can be prevented in advance. Lubrication can be continued again by pressing the re-lubrication switch 32c when the cellular phone 1 is no longer used after the lubrication is stopped using the cellular phone 1.
[0018]
In the above embodiment, the electromagnetic wave sensor 25 detects the electromagnetic wave transmitted from the mobile phone 1 to stop the lubrication and simultaneously notifies the display device 33 and the alarm device 34. However, the lubrication is stopped or notified. Only one of them may be used, and in the case of notification, only the notification device 34 may be used. The notification device 34 can use notification by a sound generator such as an indicator lamp or a buzzer.
[0019]
【The invention's effect】
As described above, according to the present invention, the electromagnetic wave sensor detects the electromagnetic wave transmitted from the mobile phone, and the control means stops the lubrication from the tank truck to the oil storage tank or notifies the notification means, Even if a mobile phone is used by mistake at a gas station, accidents such as ignition or explosion of the vapor can be prevented.
[Brief description of the drawings]
BRIEF DESCRIPTION OF DRAWINGS FIG. 1 is a diagram showing a gas station provided with an oil supply management device for a gas station according to an embodiment of the present invention.
FIG. 2 is a block diagram showing a configuration of an oil supply management device for a gas station according to an embodiment of the present invention.
FIG. 3 is a diagram illustrating an operation panel according to an embodiment of the present invention.
FIG. 4 is a flowchart for explaining the operation of the oil supply management device for a gas station according to the embodiment of the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Cellular phone 10 Oil supply management apparatus 11 for oil stations Oil storage tank 12 Oil supply apparatus 13 Oil supply pipe 14 Oil supply port 15 Oil supply pipe 16 Air vent 17 Liquid level sensor 18 Oil supply port box 19 Solenoid valve 20 Oil supply hose 21 Vapor return hose 22 Hose connection part 23 Connection sensor 24 Canopy 25 Electromagnetic wave sensor 30 Operation panel 31 Keyboard 32 Switch 32a Start switch 32b End switch 32c Re-lubrication switch 33 Indicator 34 Indicator 35 Indicator drive means 36 Indicator drive means 37 Electromagnetic valve drive means 38 Control means

Claims (1)

An electromagnetic wave sensor for detecting the transmission of electromagnetic waves from a mobile phone located in a gas station, and an electromagnetic valve connected to the oil inlet of an oil pipe that communicates with the inside of an oil storage tank buried underground in the gas station and has an oil inlet on the ground. lubricate hose from provided the tank truck is connected, the receiving a detection signal from the electromagnetic wave sensor stops lubrication to the oil storage tank from the tank truck and closing the electromagnetic valve, also displays the disabling of the mobile phone And a control means for operating a notifying means provided in the vicinity of the oil filling port having a display device or a notification device for notifying use prohibition .

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