JPH0272092A - Weighing machine - Google Patents

Abstract

PURPOSE:To simplify computation required for a simultaneous oil feed to two tanks on the same track with two nozzles by providing a weighing machine with a shared switch and connecting this machine with a POS which issues a slip having the total amount of oil fed in print when the shared switch is turned on. CONSTITUTION:There are provided two weighing systems A and B for one kind of oil in the housing 2 of a weighing machine 1a and these systems are connected by a control device 15, which is connected with a first and second indicator 13a and 13b for indicating the oil feed amounts of the systems A and B, a shared switch 14 for instructing the sharing of nozzles 10a and 10b and a shared indicating lamp 11 which goes on for indicating the sharing of these nozzles when the shared switch 14 is turned on and also connected with a POS 19. In the case of the shared operation of these two systems, when the shared switch 14 is turned on before disengaging the first nozzle 10a, the control device 15 stores the operation of the second nozzle 10b and the sharing of these two nozzles 10a and 10b and sends an operation signal to the shared indicating lamp 11 to turn it on for control by shared oil feed.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application 1 The present invention relates to a total of 41 machines installed at refueling stations such as gas stations.

[Prior art 1] In order to operate over long distances, large trucks are equipped with two large-size JL fuel tanks (for example, 200 liters).

When refueling such a truck at a refueling station, refueling each tank with one nozzle takes time and effort, so two nozzles are used to refuel each tank at the same time.

Then, the weighing machine is connected to the PoS, and the PQS issues a slip with the amount of refueling printed on it, and the payment is made.

[Problem M to be solved by the invention] When refueling two tanks of the same truck at the same time using two nozzles at a gas station, at the end of refueling, PQS issues two slips with the amount of refueling for each nozzle printed on them. Therefore, it is necessary to add up the amount of refueling and settle the bill, which is troublesome.

SUMMARY OF THE INVENTION The present invention aims to provide a weighing machine that simplifies billing when simultaneously refueling two tanks in the same truck with two nozzles.

[Means for Solving the Problems] According to the present invention, a weighing machine is provided with a common switch, and when the common switch is turned ON, the weighing machine issues a slip on which the total amount of refueling is printed. (sales management device).

It is preferable that the above-mentioned meter is configured such that two measuring systems of the same type of oil are provided in one housing so that parallel oiling can be performed by turning on a common switch.

Preferably, the weighing machine is provided with a common indicator (for example, a lamp) for notifying the common side Jn, and the common indicator lamp is turned on when the common switch is turned on.

[Operation] In the weighing machine configured as described above, refueling is performed by turning the common switch ONt, and when refueling is completed, a slip with the total amount of refueling is printed from the PO 8 is issued.

Furthermore, when the shared switch is turned on, the shared notification lamp lights up to notify that the two weighing systems are shared.

[Example] The present invention will be described in detail below with reference to the drawings.

In Figure 1, there are two weighing machines at site A of the gas station! f
f1la, 1b, a nozzle selection switch 17 on a stand 16, and a card reader 18 are provided, and each is connected to a PO 319 provided in office B.
For example, each weighing machine 1a, 1b is adapted to be supplied with light oil, respectively.

In FIG. 2, a housing 2 with a total of 1W1a is provided with two measuring systems A and B of the same type of oil. The metering system A includes a first pump 74a driven by a first motor 3a, and a suction pipe 5a and a discharge pipe 6a connected to an underground tank (not shown) are connected to this pump 4a. A first flow rate pulse transmitter 7a is connected to the discharge pipe 6a.
A flow meter 8a is provided, and a hose 9a is connected to the tip. This hose 9a has a first nozzle 10a.
is provided. The housing 2 is provided with a first nozzle switch 12a that detects when the nozzle 10a is removed from the housing 2.

The measurement system B is configured in the same manner as the measurement system A, and is provided with each device with a subscript "s". These devices are each connected to a control device 15. The control device 15 includes first and second indicators 13a and 13b that display the amount of oil supplied to the metering systems A and H, and nozzles 10a and 1.
A common switch 14 that instructs sharing of 0b and a common notification lamp 11 that lights up when the common switch 14 is turned on to notify that it is being shared are connected, and the control device 15 is connected to the PO 319. ing.

Weighing machine 1b is configured similarly to weighing machine 1a, and has subscripts c and d.
Each device is provided with the symbol.

FIG. 3 is a control flowchart for selecting single use or shared use of the two refueling systems. When refueling, a refueling card is read by the card reader 18, and the nozzle selection switch 17 selects, for example, the first nozzle 10a. When switch "1" is pressed, card data and selected nozzle signal are input to Po5t9. Then, the movable signal of the first nozzle 10a selected from PO319 is the control bag W1
5 (step S1), the III control device 15 stores the movement of the first nozzle 10a (step S2),
In the case of single use, if the first nozzle 10a is removed without pressing the common switch 14, the first nozzle switch 12a is turned on (step S3 is No, step S5 is Y).
ES), controlled by independent lubrication. In addition, in case of shared use, turn on the common switch 14 before removing the first nozzle 10a.
Then (step S3 is YES), the control device 15
The movement of nozzle tab is also memorized, and both nozzles 10a, 10
The shared use of b is memorized, and an activation signal is output to the shared notification lamp 11 to turn it on (step S4), and the shared fuel supply is controlled.

FIG. 4 is a flowchart of oil supply, and the first nozzle 1
0a is removed and the first nozzle switch 12a is turned ON (step sio>, the movement of the first nozzle 10a is memorized as shown in step S2 in FIG. 3 (step 511), and as shown in step S4 If shared is stored in the second nozzle 10b-M (step 512), the second nozzle 10b-M
If it is still applied and the second nozzle switch 12b is OFF (step 513), the previous total count value is returned to zero (step 514) - and the previous individual count value is returned to zero, and the first display 13a is When the previous oil supply amount returns to zero, the first pump motor 3a is turned on to enable oil supply (step 515).If the oil supply is not shared (step 512), the process goes to step S14, and even if the second nozzle is shared, the second nozzle is turned on. If it has already been removed (step 513), the process goes to step S15. Then, the valve of the first nozzle 10a is opened and refueled, and when refueling is finished, the first nozzle 10a is turned on, and the first nozzle switch 12a is turned OFF (step 516), the first pump motor 3a is set to 0FFL and the first
The movable memory of the nozzle 10a is canceled and the first nozzle 10 is moved again.
Refueling is not possible even if a is removed (step 517)
. In the case of shared use, the shared use is stored in step S4 (step 518), and the second nozzle 10b
is applied and the second nozzle switch 12b is turned off (step 519), the control device 15 outputs the end of refueling to the POS 19, cancels the shared memory, and makes the second nozzle 10b shared and does not use it. In case, the movement of the second nozzle 10b is canceled (step S20>). Based on this signal indicating the end of refueling, the POS 19 performs processing such as issuing a slip for the amount of refueling sent as described below.
If the second nozzle 10b is in use in step S19, similar processing is performed when the second nozzle switch 12b is turned off after oil supply from the second nozzle 10b is completed. Furthermore, in the case of single use, since shared use is not stored in step S18, the end of refueling is output to the POS 19 (step 521).

Based on this signal indicating the end of refueling, the POS 19 performs processing such as issuing a sent slip for the amount of refueling, as will be described later.

FIG. 5 is a control flowchart for counting and displaying meteor pulses, and when the first nozzle 10a is removed and the first nozzle switch 12a is turned on (step 32
2>, as shown in step S4 in FIG. 3, if shared use is stored (step 523) - the first
When pulses are input from the flow rate pulse generator 7a, the pulses are counted and the counted value is displayed on the first display 13 (step 524).
a (step 525). And after refueling,
No.

As shown in step S17 in FIG. 4, when the memory of the movement of the first nozzle 10a is canceled (step 826), the control of the count display ends.

In the case of single use with no shared use stored in step S23, when a pulse is input from the first meteor pulse transmitter 7a (step 527), the pulse is counted and the counted value is transferred to the first meteor pulse transmitter 7a.
Output to display 13a and PO319 (step 5
28), and when the refueling is finished and the memory of the movement of the first nozzle 10a is canceled as shown in step S17 in FIG. 4 (step 529), the control of the count display ends.

FIG. 6 is a control flowchart for counting and displaying both flow rate pulses during shared use, and is step S4 in FIG.
As shown in , if the common switch 14 is turned on and common is stored, if flow rate pulses are input from both flow rate pulse transmitters 7a and 7b, both pulses are counted and summed, and the total value is calculated. is output to PO8 (steps S31, S32, S34, and S35>), and when the refueling is finished and both nozzles 10a and 10b are engaged and the shared memory is released (
No in step 33 > Counting control ends.

[Effects of the Invention] As explained above, in the present invention, when the shared button is pressed, both nozzles can be refueled, and the total amount of refueling from both nozzles is sent to PO8. When multiplied by , a refueling end signal is sent to PO8, so when refueling is completed, PQS issues a single slip with the total amount of refueling printed on it, making payment easier.

In addition, the shared notification lamp can be turned on to confirm that shared use is being performed.

Additionally, one weighing machine has the functions of two conventional weighing machines, saving installation space.

[Brief explanation of the drawing]

FIG. 1 is a side view showing a gas station equipped with a weighing machine embodying the present invention, FIG. 2 is a configuration diagram showing the weighing machine, and FIGS. 3 to 6 are control flowcharts. 11... Common notification lamp 14... Common switch 15... One control device... oS

Claims (1)

[Claims] A weighing machine characterized in that the weighing machine is provided with a common switch, and the weighing machine is connected to a POS (on-site sales management device) that issues a slip with the total amount of refueling printed when the common switch is turned on.