JPS58160297A - Lubricating device - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed description of the invention] The present invention allows you to control the desired amount or amount of refueling.

By doing so, you can supply a fixed amount of fuel to the preset amount or preset amount to hit the mosquitoes. This invention relates to a reset type oil supply device.

Conventionally, in the above-mentioned delice, G-type oil supply lid,
Even if the amount or price of refueling is preset prior to refueling work, there is no way for the customer to confirm the set value.

Therefore, it is important for customers to visually check the refueling amount display and amount display means, which are accumulated sequentially as refueling progresses, and to know that the desired amount or amount of refueling has been refilled when refueling is completed. It's good to know the reality.

For this reason, customers are concerned about whether they were able to correctly convey the new fuel amount, price, etc. to gas station workers, while for workers, even if they mishear, there is no way to confirm other than asking them again. There was a drawback in that there was no oil supply, which could easily cause problems due to incorrect lubrication. Also, the amount of refueling!
Since the corresponding amount is not displayed at repayments and toshis, it is troublesome for both workers and customers to send and receive money. The present invention aims to improve the drawbacks of the preset type refueling device according to the prior art as described above. When either the refueling amount or the amount p is reset by the presetting means and the nuclear presetting means, the amount of refueling is calculated by calculating the value of the amount and the amount t or the amount of refueling and the unit price, respectively. A refueling amount display means and an amount display means for displaying a preset amount and a preset amount, and a flow rate that is measured by the flowmeter and the preset amount display value of the refueling amount display means in relation to the refueling operation by the refueling nozzle. a control means that compares the oil supply amount with a desired preset amount or preset amount set by the preset means and outputs a fixed amount or fixed amount signal;
It is comprised of a refueling stop means that stops refueling in response to a signal from the control means, and displays a preset refueling amount and amount at the same time before refueling work, and at least sets the displayed value of the preset amount to zero after refueling starts. By resetting, customers can
To provide a refueling device that allows both workers to easily confirm a preset amount and a preset amount.

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a case in which the oil supply device of the present invention is applied to a fixed type oil supply device will be described together with embodiments shown in the drawings.

In FIG. 1, the fixed oil supply device IFi is roughly composed of a lower case 2 and an upper case 3. Inside the lower case 2, a pipe 4 is provided, one end of which is connected to a tank (not shown). Men in the middle of 4! Input 6 driven by drive motor 5, flowmeter 7 that measures the amount of oil supplied, and a valve opened by a signal from 9 switches and 1 provided in the nozzle storage part described later, and closed when a preset amount is reached. A stop valve 8 is provided, and a flow rate transmitter 9 is attached to the flow meter 7 for transmitting a flow rate signal proportional to the turbidity flow rate.

A hose 1° is connected to the other end of the pipe 4, and a refueling nozzle 11 is attached to the tip of the hose 10, and the refueling nozzle 11 is stored in a nozzle housing 12 except during refueling work. The nozzle storage section 12 is provided with a switch 13 that is closed by removing the refueling nozzle 11 and opened by hooking the limb nozzle storage section 12.
When the switch 13 is closed, the motor 5 is driven and the stop valve 8 is opened, and when the switch 13 is opened, the motor 5 is stopped.

On the other hand, a display section 14 is formed on the front of the upper case 3,
The display unit 14 includes an amount display 15, a refueling amount display 16,
A unit price display 17 is provided.

In addition, a setting device 18 as detailed in FIG.
and a fixed amount setting section 18B.

The quantitative setting section 18A includes, for example, 101. L5J.

Quantitative setting button 1 to preset 201.3o1.401
9A, 19B, 19C,] 9D, 19E are provided, and the fixed amount setting section 188 includes, for example, l, (100 yen, 1.50
0 yen, 2. OO0 yen, 3,01') 0 yen.

Fixed amount setting button 20A to preset 4,000 yen.

20B, 20C, 20D, and 20E are provided. Furthermore, inside the upper case 3, there is a unit price setting device 21 for setting the amount per unit flow rate, that is, a unit price, and a system number described in detail in FIG.
A circuit 22 is built-in.

Note that the unit price setting device 21 is operated only when there is a change in the unit price, and is normally covered by the upper case 3. In addition, each setting section 18A, 18B has setting buttons 19A to 19E, 20A.
- 4 is good as a dial setting device that allows stepless setting in place of 20E.

Next, in FIG. 2, the control circuit 22 is connected to an arithmetic circuit 23,
It is roughly composed of OR circuits 24 and 25, switching circuits 26 and 27, and a comparison circuit . The arithmetic circuit 23 uses a preset amount counter 29 that counts the desired amount set in the fixed amount setting section 18B as a preset amount, and counts the desired amount of oil supply set in the fixed amount setting section 18A as a desired preset amount. Preset amount counter 3o,
A multiplication circuit 31 that calculates a preset amount by multiplying the amount set in the fixed amount setting section 18A by a unit price, and a division circuit 32 that calculates a preset amount by dividing the amount set in the fixed amount setting section 18 by the unit price. and,
A unit price storage circuit 33 reads the unit price set in the unit price setter 21 and outputs it to the multiplication circuit 31, the division circuit 32, and the amount calculation circuit described below, and the unit price from the unit price storage circuit 33 and the flow rate counter described below. an amount calculation counter 34 that calculates the amount of refueling by multiplying the counted value by the amount of refueling; a flow rate counter 35 that counts the flow rate signal from the flow rate transmitter 9 and calculates the refueling amount; a refueling start detection circuit 36 that detects when the flow rate signal arrives and outputs a refueling start signal, and a refueling circuit that detects this and outputs a refueling stop signal when the flow rate signal does not arrive at the flow rate counter 35 for a predetermined period of time, for example, one second. It consists of a stop detection circuit 37.

On the other hand, the OR circuit 240 input side! It is connected to a reset amount counter 29 and a multiplication circuit 31, and the input side of the OR circuit 25 is connected to a preset amount counter 30 and a division circuit 32. Moreover, the switching circuit 26 is on the output side of the OR circuit 24,
The switching circuit 26 is connected to the amount calculation circuit 34, as well as the refueling stop detection circuit 37 and the amount display 5, and the switching circuit 26 normally displays the preset amount from the OR circuit 24 on the display 15.
While the refueling stop signal is being input from the refueling stop detection circuit 37, the display value corresponding to the preset amount is displayed as the amount calculated by the amount calculation circuit 34 up to the end of refueling. It has a function to switch the display. The other switching circuits 27 are the OR circuit 25 and the flow counter 3.
5, and is also connected to the refueling start detection circuit 36 and the refueling amount display 16, and before the refueling operation starts, the switching circuit 27 outputs the preset amount from the OR circuit 25 to the display 16 to display the refueling amount. When a refueling start signal is inputted from the refueling start detection circuit 36, the display switch has a function of switching the display value corresponding to the preset amount to the refueling amount calculated by the flow rate counter 35.

Further, the comparison circuit 28 is connected to a preset amount counter 30, a division circuit 32, and a flow rate counter 35, so that the amount of oil supplied by the flow rate counter 35 is calculated! Lyceum.

When the preset amount input from the output amount counter 30 or the division circuit 32 is reached, or! Lyceum.

When a value obtained by subtracting the so-called overshoot amount from the overflow amount is reached, a quantitative signal is output to the stop valve 8, and the 1 stop valve 8 is closed.

The oil supply device according to the present invention is constructed as described above, and its operation will be explained with reference to the flow diagram shown in FIG. 3.

First, the vehicle to be refueled stops at a refueling amount 7 near the fixed refueling device 1, and the customer tells the worker the refueling amount or price desired. Workers are 8TEP1 or 5TEP
2, set the quantitative setting buttons 19A to 19 of the setting device 18 as %.
t or any one of the fixed amount setting buttons 20A to 20E, for example 19A or 20B, to perform a preset operation.

When the quantitative setting button 19A is pressed, the preset amount counter 30 displays the preset amount 10 at 5TEP 3! At the same time, in STEP 4, the multiplication circuit 31 calculates the amount of oil to be supplied and the unit price, and the preset amount is stored. On the other hand, when you press the fixed amount setting button 20B, 5TE
At p5, 1500 yen is stored in the preset amount counter 29, and at 5TEP6, the preset amount is calculated by the division circuit 32 and stored. When these operations are completed, the amount calculation circuit 34 according to 5TEP 7 and 8
The refueling amount and refueling amount for the previous refueling operation, which were stored in the flow rate counter 35 and were considered, are reset. Also,
As shown in 5TEP 9! Reset amount counter 29
Or, the amount of money in the multiplication circuit 31 is determined by the OR circuit 24,
is displayed on the gold display 15 via the switching circuit 26, while the preset amount counter 30 is displayed as shown in 5TEP 10.
Alternatively, the preset amount of the division circuit 32 is displayed on the oil supply amount display 16 via the OR circuit 25 and the switching circuit 27. Note that unless the unit price setting device 21i1 changes the price, the displayed value of the unit price display 17 will not change in any way from the operation.

Next, by removing the refueling nozzle 11 from the nozzle housing 12, the switch 13 is closed, the pump drive motor 5 is driven, and the stop valve 9 is opened. Therefore, when inserting the refueling nozzle] 1 into the vehicle's fuel tank and opening the valve,
The oil in the tank is supplied from a tank refueling nozzle 11 via a pipe 4, an Imp 6, a flow meter 7, a stop valve 8, and a hose 10.

As the flow meter 7 rotates, a flow signal is transmitted from the flow transmitter 9 to the flow counter 35. First, when the first flow rate signal is input to the flow rate counter 35, 5TEP 11
As shown in FIG. 3, the oil supply/lubrication start detection circuit 36 outputs a oil supply start signal to the switching circuit 27 and switches the display value of the oil supply amount display 16 from the preset amount to the oil supply amount display value of the flow rate counter 35. Note that unless a flow rate signal arrives, the oil supply amount indicator 16
continues to display the preset amount. According to 5TEP 12, the flow rate counter 35 integrates the instantaneous flow rate signal, and as shown in 5TEP 13, this oil supply amount is determined by the switching circuit 27.
It is displayed by the oil supply amount display 16 via. At the same time, according to 5TEP14, the amount of oil supplied from the flow rate counter 35 is inputted every moment to the amount calculation circuit 34, the amount is calculated, and the amount is stored.

Further, since the preset amount stored in the preset amount counter 30 or the division circuit 32 is input to the comparison circuit 2B and the oil supply amount 4 from the 1 flow rate counter 35 is inputted every moment to the comparison circuit 28, When the refueling progresses and reaches the desired preset amount as shown at 5TEP 15, the comparison circuit 28ii STEP 16 outputs a quantitative signal, and at 5TEP 17 the stop valve 8 closes and the desired preset amount is reached. Terminates the fixed amount refueling operation based on the amount.

On the other hand, as shown in 8TEP1B, the automatic valve closing mechanism of the refueling nozzle 11 operates before the preset amount is reached.
If the flow rate signal does not arrive at the flow rate counter 35 for more than one second due to a worker manually closing the valve, the refueling stop detection circuit 37#i detects this and outputs a refueling stop signal. Activate the switching circuit 26. As a result, 5TEP
As shown in 19, the display value of the amount display 15 is switched from the preset amount display to the refueling amount stored in the amount calculation circuit 3.4 at the time of stoppage of refueling, even in cases other than fixed refueling. , the amount at that time can be displayed. And refueling noise like 5TEP20
11 When the nozzle storage section 12 is loaded, the motor 5 is stopped and the stop valve is closed, and the refueling is completed according to 8TEP17. t, 1lt refueling nozzle with 5TEP20
- If the refueling is stopped without applying to the nozzle storage part 12, the flow rate signal is input to the flow rate counter 35, so 8TKP2
As shown in 1.22, the output of the refueling stop signal from the refueling stop detection circuit 37 is stopped and the switching circuit 26 is switched.
The display on the 1 display 15 is changed to ＼ｲｲﾞｲｲﾞﾞｲﾞﾞﾞﾞﾞ.

Furthermore, set the foot with 8TEP 1 and 2 buttons 19A-19
E.

When performing normal refueling work without operating any of the setting buttons 20A to 20, the amount calculation circuit 34, as shown in 5TEP23.24, is removed by removing the refueling nozzle 1lt-/dull storage section 12. The flow rate counter 35 is reset, the pump drive motor 5 is driven, and the stop valve 9 is opened. Then, when the refueling nozzle 11t is inserted into the fuel tank of the vehicle and the valve is opened, the oil in the tank flows into the pipe 4 and pops!・6, flow meter 7, stop valve 8, hose 10
Through this process, oil is supplied from the oil supply nozzle 11. Flowmeter 7
Flow rate is generated by one turn of (Flow rate signal from IN device 9 is fIL
il counter 35 is sent 5TEP 0 to 25-29
E-), the oil supply amount is displayed every moment on the oil supply amount display 16,
The refueling amount is displayed on the amount display 15. And 5T
When the refueling nozzle lik is closed and applied to the nozzle storage portion 12 as in EP30, the motor 5 is stopped and the normal refueling operation is completed.

In the embodiment of the present invention, it has been described that the refueling start detection circuit 36 detects the arrival of the first white flow rate signal as a means for switching the switching path 271cv'J in connection with the refueling operation. , but not limited to, the refueling nozzle 11
A nozzle switch is attached to the main valve, etc. in the lever, and the switching time IMI3 is set by the valve open @ signal sent from the nozzle switch.
6i switching and the display value of the refueling amount display 16 may also be performed.In addition, in this embodiment, the stop valve 8 is caused to close once by the amount signal sent from the comparison circuit 28. However, this is not limited to Bon! Quantitative feeding by stopping the drive motor 5? 'IIIt-' may also be used as a refueling stop means, in which case the stop valve 8 can be eliminated. Maku・Comparison circuit 28 is! Assuming that the preset vibration of the reset amount counter 30 or the division circuit 32 and the lubricant l and t ratio of the flow rate counter 35 are soft, Reset amount counter 29 or multiplication circuit 31! The reset amount may be compared with the refueling amount of the full-jaw calculation circuit 34, and a fixed amount signal may be output.

Furthermore, as a refueling device, although it has been described as a fixed refueling device installed on an island, the S-type refueling device consists of a hose suspended from a high place at a refueling station so that it can be raised and lowered freely, and a refueling nozzle provided approximately at the tip of the hose. Of course, it is also possible to do so.

Since the refueling device 1 according to the present invention is as described in detail above, the refueling amount of PJTm is determined by
tWhen presetting, the setting value! Reset 2 gold coins!
Since it can be displayed as a reset amount, I! customer,
It is easy for both workers to keep track of the amount of refueling and the cost. In addition, even if the oil supply line ends before the desired amount of oil or amount is reached, the amount of money up to that point can be displayed together with the amount of oil supplied, so you can be sure of receiving the money. play.

[Brief explanation of the drawing]

Figure 1 is an overall configuration diagram when the O oil supply system of the present invention is a fixed type oil supply system, Figure 2 is a diagram showing the specific configuration of the control circuit in Figure 1 of Fi theory, and Figure M3 - explains the operation. FIG. l... Fixed oil supply device, 4... Piping, 5... Motor, 6... ln! , 7...Flow rate needle, 8...Stop valve, lO...Hose, 12...Refueling nozzle, 14...
・Six display section, 15...Amount display, 16...Refueling jl
[Display device, 17...unit price display device, 18...setting device,
21...Unit price setting device, 22...Hou" club, 23.
... Arithmetic circuit, 24.25 ... OR circuit, 26.27
...Switching circuit, 28...Comparison circuit.

Claims (1)

[Claims] (1) In the middle of a pipe where one end is connected to a tank,! !
In a refueling device that is equipped with a flow meter and a hose with a refueling nozzle at the tip connected to the other end of the internuclear tube, the desired amount or amount of refueling is set! Reset or amount value and amount amount are the calculated values of refueling amount and unit price, respectively! Reset amount, delice. A refueling amount display means and an amount display means for displaying the refueling amount as a total amount, and a refueling amount display means related to the refueling operation by the refueling nozzle. A switching means for switching the reset amount display value to the flow rate display value measured by the flowmeter, and a fixed amount or fixed amount signal by comparing the oil supply amount measured by the flow rate needle with the amount of oil or the amount of oil. and a refueling stop means that stops refueling in response to a signal from the control means.When the operation is completed, the amount is displayed on the amount display means! 8. The refueling device according to claim 8(1), further comprising a function of displaying the reset amount as an amount corresponding to the amount of refueling up to the end of the refueling operation. (3) The oil supply device according to claim (1), wherein the switching means is configured to be switched in accordance with the first flow rate signal. (4) The refueling device according to claim (1), wherein the switching means is configured to be switched in response to a valve opening signal of a refueling nozzle. (5) The oil supply device according to claim (1), wherein the oil supply stop means is a stop valve provided in the middle of the piping. (6) The refueling device according to claim (1), wherein the refueling stop means is a motor that drives the I-imp.