JP3518182B2 - Refueling device - Google Patents
Refueling deviceInfo
- Publication number
- JP3518182B2 JP3518182B2 JP20289696A JP20289696A JP3518182B2 JP 3518182 B2 JP3518182 B2 JP 3518182B2 JP 20289696 A JP20289696 A JP 20289696A JP 20289696 A JP20289696 A JP 20289696A JP 3518182 B2 JP3518182 B2 JP 3518182B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- refueling
- pump
- control device
- drive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、複数の貯油タンク
のそれぞれにサブマージブルポンプを設け、このサブマ
ージブルポンプの吐出管を共通管を介して複数台の計量
機に接続した給油装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an oil supply device in which a submerged pump is provided in each of a plurality of oil storage tanks, and a discharge pipe of the submerged pump is connected to a plurality of weighing machines via a common pipe. is there.
【０００２】[0002]
【従来の技術】複数の貯油タンクのそれぞれにサブマー
ジブルポンプを設け、このサブマージブルポンプの吐出
管を共通管を介して複数台の計量機に接続した給油装置
では、各貯油タンクの容量が同じである場合は、交互駆
動を設定してサブマージブルポンプを交互に駆動した
り、貯油タンクの容量が異なる場合は、その容量に応じ
た駆動順序を設定してサブマージブルポンプを設定され
た順序で駆動して、各貯油タンク内の油を均等に使用す
るようにしている。2. Description of the Related Art In an oil supply system in which a submerged pump is provided in each of a plurality of oil storage tanks and the discharge pipes of the submerged pumps are connected to a plurality of weighing machines through a common pipe, the oil storage tanks have the same capacity. If it is, the alternate drive is set to drive the submerged pump alternately, or if the capacity of the oil storage tank is different, set the drive order according to the capacity and set the submerged pump in the set order. By driving, the oil in each oil storage tank is used evenly.
【０００３】また、サブマージブルポンプの流出口に
は、配管が破損して油漏洩が発生していることを検知す
る漏洩検知弁が設けられている。この漏洩検知弁は、例
えば特開平８ー３４４９８号に示されるように、サブマ
ージブルポンプが駆動されてから漏洩検知弁が開くまで
の一定時間、例えば２秒間だけ流出口側への油の流れが
ないと漏洩検知弁が開いて大流路が確保されるが、その
間に流出口側への油の流れがあると漏洩検知弁が開かず
小流路だけが保持されるものが使用されている。Further, a leak detection valve is provided at the outlet of the submerged pump to detect that oil has leaked due to breakage of the pipe. In this leak detection valve, for example, as disclosed in Japanese Patent Laid-Open No. 8-34498, the oil flow to the outlet side is maintained for a certain period of time from the driving of the submerged pump to the opening of the leak detection valve, for example, 2 seconds. Without this, the leak detection valve opens and a large flow path is secured, but if there is oil flow to the outlet side during that, the leak detection valve does not open and only the small flow path is held. .
【０００４】このような給油装置において、一方のサブ
マージブルポンプに異常が発生して駆動不能となった場
合に、他方のサブマージブルポンプを駆動して給油を続
行しようとすると、給油ノズルの弁が開いているために
サブマージブルポンプの駆動直後から油の流れが生じ、
漏洩検知弁が開かず小流路だけとなる不都合がある。In such a refueling device, when an abnormality occurs in one of the submerged pumps and the submerged pump cannot be driven, the other submerged pump is driven to continue refueling. Since it is open, oil flow occurs immediately after driving the submerged pump,
There is an inconvenience that the leak detection valve does not open and only the small flow path is provided.
【０００５】[0005]
【発明が解決しようとする課題】そこで本発明は、複数
の貯油タンクにそれぞれサブマージブルポンプを設け、
該サブマージブルポンプの流出口はサブマージブルポン
プが駆動されてから一定時間だけ流出口側への油の流れ
がないと大流路が確保される漏洩検知弁を介して吐出管
へ接続し、各吐出管が接続された共通管に複数の分岐管
を設け、各分岐管に計量機を接続し、該計量機の給油制
御装置から給油要求信号を受けたときに各サブマージブ
ルポンプに設定順に駆動信号を出力するポンプ制御装置
を設けた給油装置において、一方のサブマージブルポン
プに異常が発生して駆動不能となった場合に、他方の正
常なサブマージブルポンプを自動的に駆動しても漏洩検
知弁が開いて大流路が確保され、通常の給油ができるよ
うにした給油装置を提供することである。Therefore, the present invention provides a plurality of oil storage tanks with submerged pumps,
The outlet of the submerged pump is connected to the discharge pipe through a leak detection valve that secures a large flow path if there is no oil flow to the outlet for a certain time after the submerged pump is driven. A plurality of branch pipes are provided in a common pipe to which the discharge pipe is connected, and a weighing machine is connected to each branch pipe, and each submerged pump is driven in the set order when a lubrication request signal is received from the lubrication control device of the weighing machine. In a refueling system equipped with a pump control device that outputs a signal, if one submerged pump becomes abnormal and cannot be driven, leak detection is performed even if the other normal submerged pump is automatically driven. An object of the present invention is to provide an oil supply device in which a valve is opened and a large flow path is secured so that normal oil supply can be performed.
【０００６】[0006]
【課題を解決するための手段】上記目的を達成するため
に、本発明は、複数の貯油タンクにそれぞれサブマージ
ブルポンプを設け、該サブマージブルポンプの流出口は
サブマージブルポンプが駆動されてから一定時間だけ流
出口側への油の流れがないと大流路が確保される漏洩検
知弁を介して吐出管に接続し、各吐出管が接続された共
通管に複数の分岐管を設け、各分岐管に計量機を接続
し、該計量機の給油制御装置から給油要求信号を受けた
ときに各サブマージブルポンプに設定順に駆動信号を出
力するポンプ制御装置を設けた給油装置において、前記
サブマージブルポンプの駆動回路には異常検出手段が設
けられ、前記計量機の給油制御装置は、給油開始操作に
より出力される給油信号を受けて給油要求信号をポンプ
制御装置へ出力し、ポンプ制御装置からの開弁許可信号
を受けて計量機の給油管に設けられた開閉弁へ開弁信号
を出力し、前記ポンプ制御装置は、給油制御装置からの
給油要求信号を受けてサブマージブルポンプへ駆動信号
を出力し、駆動信号を出力してから一定時間後に給油制
御装置へ開弁許可信号を出力し、前記異常検出手段が異
常を検知したときに駆動信号および開弁許可信号を消勢
し、次段のサブマージブルポンプに駆動信号を出力し、
該駆動信号を出力してから一定時間後に開弁許可信号を
出力するようにしている。In order to achieve the above object, the present invention provides a plurality of oil storage tanks with submerged pumps, and the outlets of the submerged pumps are constant after the submerged pumps are driven. A large flow path is secured if there is no oil flow to the outlet side for a certain period of time.A large flow path is secured to the discharge pipe, and a common pipe to which each discharge pipe is connected is provided with multiple branch pipes. In a fueling device provided with a pump controller that outputs a drive signal to each submerged pump in a setting order when a metering device is connected to a branch pipe and a fueling request signal is received from the fuel control device of the metering device. The pump drive circuit is provided with abnormality detecting means, the refueling control device of the weighing machine receives a refueling signal output by a refueling start operation, and outputs a refueling request signal to the pump control device, In response to the valve opening permission signal from the pump control device, the valve opening signal is output to the opening / closing valve provided in the oil supply pipe of the weighing machine, and the pump control device receives the oil supply request signal from the oil supply control device A drive signal is output to the pump, and a valve open permission signal is output to the refueling control device after a certain period of time from the output of the drive signal. To output a drive signal to the next stage submerged pump,
And to output a valve opening permission signal after a predetermined time from the output of the drive signal.
【０００７】そして、前記給油制御装置は、給油開始操
作による給油信号を受けて給油要求信号をポンプ制御装
置へ出力し、給油終了操作による給油信号の消勢で給油
要求信号を消勢する給油要求信号出力手段と、給油開始
操作による給油信号とポンプ制御装置からの開弁許可信
号とにより前記開閉弁へ開弁信号を出力し、給油信号の
消勢または開弁許可信号の消勢で開弁信号を消勢する開
閉弁駆動手段とを具備し、前記ポンプ制御装置は、給油
制御装置からの給油要求信号を受けて駆動順序記憶手段
に記憶されている順序でサブマージブルポンプに駆動信
号を出力し、全ての給油要求信号が消勢したときに駆動
信号を消勢し、駆動順序記憶手段に異常が記憶されたサ
ブマージブルポンプへの駆動信号を消勢し、次段のサブ
マージブルポンプに駆動信号を出力するポンプ駆動手段
と、ポンプ駆動判断手段がサブマージブルポンプへ駆動
信号を出力してから一定時間後に開弁許可信号を給油制
御装置へ出力し、サブマージブルポンプへの駆動信号を
消勢したときに開弁許可信号を消勢する開弁許可信号出
力手段と、前記異常検出手段からの検知信号を受けて異
常を判断して異常発生信号を出力する異常判断手段と、
サブマージブルポンプの駆動順序を記憶し、異常判断手
段からの異常発生信号を受けて異常を記憶する駆動順序
記憶手段とを具備しているので、異常が発生したサブマ
ージブルポンプを自動的に停止し、正常なサブマージブ
ルポンプを自動的に駆動し、給油を続行することができ
る。The refueling control device receives the refueling signal by the refueling start operation, outputs a refueling request signal to the pump control device, and deactivates the refueling request signal by deactivating the refueling signal by the refueling end operation. The valve output signal is output to the on-off valve by the signal output means, the lubrication signal by the refueling start operation and the valve opening permission signal from the pump control device, and the valve is opened by deactivating the lubrication signal or deactivating the valve opening permission signal. An on-off valve drive means for deactivating the signal is provided, and the pump control device outputs the drive signal to the submerged pump in the order stored in the drive order storage means in response to the refueling request signal from the refueling control device. However, when all the refueling request signals are deactivated, the drive signal is deactivated, and the drive signal to the submerged pump whose abnormality is stored in the drive order storage means is deactivated, and the submerged pump of the next stage is deactivated. The pump drive unit that outputs a drive signal and the pump drive determination unit outputs a drive signal to the submerged pump, and outputs a valve opening permission signal to the lubrication control device after a certain period of time to turn off the drive signal to the submerged pump. A valve opening permission signal output means for deactivating the valve opening permission signal when energized, and an abnormality determining means for receiving a detection signal from the abnormality detecting means to determine an abnormality and output an abnormality occurrence signal,
Since the driving sequence storing means for storing the driving order of the submerged pumps and receiving the abnormality occurrence signal from the abnormality judging means for storing the abnormality is provided, the submerged pump in which the abnormality has occurred is automatically stopped. , Can automatically drive the normal submerged pump and continue refueling.
【０００８】[0008]
【発明の実施の形態】以下、本発明の実施の形態を、２
個の貯油タンクにそれぞれ設けられたサブマージブルポ
ンプを、複数台の計量機に接続した例で説明する。図１
に示すように、給油所の地下には２個の貯油タンク１
Ａ、１Ｂが設けられ、これらの貯油タンク１Ａ、１Ｂに
はそれぞれサブマージブルポンプ２Ａ、２Ｂと、タンク
ローリから油を補給する注油管３Ａ、３Ｂとが設けられ
ている。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below.
An example will be described in which the submerged pumps provided in the individual oil storage tanks are connected to a plurality of weighing machines. Figure 1
As shown in Figure 2, there are two oil storage tanks 1 below the gas station.
A and 1B are provided, and these oil storage tanks 1A and 1B are provided with submerged pumps 2A and 2B, respectively, and oil supply pipes 3A and 3B for supplying oil from a tank truck.
【０００９】サブマージブルポンプ２Ａ、２Ｂの流出口
には漏洩検知弁４Ａ、４Ｂが設けられている。この、漏
洩検知弁４Ａ、４Ｂは、例えば特開平８ー３４４９８号
に示されるように、サブマージブルポンプが駆動された
ときに流出口側への油の流れがないと主弁が開いて大流
路が確保され、流出口側への油の流れがあると主弁が開
かず小流路だけとなるものが使用されている。Leak detection valves 4A and 4B are provided at the outlets of the submerged pumps 2A and 2B. The leak detection valves 4A and 4B have a large flow when the submerged pump is driven and there is no oil flow to the outlet side when the submerged pump is driven, as shown in, for example, JP-A-8-34498. When the passage is secured and the oil flows to the outlet side, the main valve is not opened and only the small passage is used.
【００１０】サブマージブルポンプ２Ａ、２Ｂの吐出管
５Ａ、５Ｂは、共通管６に接続され、この共通管６の複
数の分岐管７Ａ、７Ｂ・・・は、各計量機１０Ａ、１０
Ｂ・・・の給油管１１Ａ、１１Ｂ・・・に接続されてい
る。The discharge pipes 5A, 5B of the submerged pumps 2A, 2B are connected to a common pipe 6, and the plurality of branch pipes 7A, 7B ... Of the common pipe 6 are each weighing machines 10A, 10B.
B are connected to the oil supply pipes 11A, 11B, ....
【００１１】計量機１０Ａの給油管１１Ａには弁１２と
流量計１４とが介装され、先端に給油ノズル１５が取り
付けられたホース１６が接続され、給油ノズル１５を掛
けるノズル掛けにはノズルスイッチ１７が設けられてい
る。この計量機１０Ａに設けられている給油制御装置２
０は、ノズルスイッチ１７から給油信号を受けて、給油
要求信号を後述するポンプ制御装置３０へ出力し、表示
計１９に表示されていた前回の給油量を帰零し、弁１２
へ開弁信号を出力する。そして給油中は、流量計１４の
流量パルス発信器１３からのパルスを計数して表示計１
９に給油量を表示する機能を有している。A valve 12 and a flow meter 14 are provided in the oil supply pipe 11A of the weighing machine 10A, and a hose 16 having an oil supply nozzle 15 attached to the tip thereof is connected to the oil supply pipe 11A. A nozzle switch for hooking the oil supply nozzle 15 is provided with a nozzle switch. 17 are provided. Refueling control device 2 provided in this weighing machine 10A
0 receives the refueling signal from the nozzle switch 17, outputs a refueling request signal to the pump control device 30 described later, and resets the previous refueling amount displayed on the display 19 to zero, and the valve 12
Output a valve open signal to. During refueling, the display meter 1 counts the pulses from the flow rate pulse transmitter 13 of the flow meter 14.
9 has a function of displaying the refueling amount.
【００１２】その他の計量機１０Ｂ・・・も、計量機１
０Ａと同様の構造であり、その説明は省略する。The other weighing machines 10B ...
The structure is the same as that of 0A, and the description thereof is omitted.
【００１３】一方、事務所内にはサブマージブルポンプ
２Ａ、２Ｂ及び計量機１０Ａ、１０Ｂ・・・の給油制御
装置２０に信号線で接続されたポンプ制御装置３０が設
けられている。また、サブマージブルポンプ２Ａ、２Ｂ
の駆動回路には、電流センサなどの異常検出手段８Ａ、
８Ｂが設けられ、サブマージブルポンプの駆動回路に異
常電流が流れたときなどに異常検出手段８Ａ、８Ｂから
出力される検知信号は、ポンプ制御装置３０に入力さ
れ、報知器９で報知される。On the other hand, in the office, a pump control device 30 is provided which is connected to the refueling control devices 20 of the submerged pumps 2A, 2B and the weighing machines 10A, 10B ... In addition, submerged pumps 2A, 2B
In the drive circuit of, the abnormality detection means 8A such as a current sensor,
8B is provided, and the detection signal output from the abnormality detection means 8A, 8B when an abnormal current flows in the drive circuit of the submerged pump is input to the pump control device 30 and is notified by the alarm 9.
【００１４】図２に示すように、前記計量機の給油制御
装置２０は、給油ノズル１５をノズル掛けから外す給油
開始操作でノズルスイッチ１７から出力される給油信号
を受けて前回の計数値を帰零し、流量計１３の流量パル
ス発信器１４からの流量信号を計数してこの計数値を表
示器１９に伝える計数手段２１と、給油信号を受けてサ
ブマージブルポンプ２Ａ、２Ｂのポンプ制御装置３０へ
給油要求信号を出力し、給油ノズル１５をノズル掛けに
掛ける給油終了操作によりノズルスイッチ１７から出力
されていた給油信号が消勢したときに給油要求信号を消
勢する給油要求信号出力手段２２と、給油信号とポンプ
駆動制御装置３０からの開弁許可信号とにより開閉弁１
２へ開弁信号を出力し、給油信号または開弁許可信号の
消勢で開弁信号を消去する開閉弁駆動手段２３とを具備
している。As shown in FIG. 2, the refueling control device 20 of the weighing machine receives the refueling signal output from the nozzle switch 17 in a refueling start operation for removing the refueling nozzle 15 from the nozzle hook, and returns the previous count value. Zeroing, the counting means 21 that counts the flow rate signal from the flow rate pulse transmitter 14 of the flow meter 13 and transmits this count value to the display 19, and the pump control device 30 of the submerged pumps 2A and 2B that receives the refueling signal. A refueling request signal output means 22 for deactivating the refueling request signal when the refueling signal output from the nozzle switch 17 is deactivated by the refueling end operation of outputting the refueling request signal to the nozzle hook. , The open / close valve 1 by the refueling signal and the valve opening permission signal from the pump drive control device 30.
The valve opening / closing valve driving means 23 outputs a valve opening signal to 2 and erases the valve opening signal by deactivating the refueling signal or the valve opening permission signal.
【００１５】また、前記サブマージブルポンプ２Ａ、２
Ｂのポンプ制御装置３０は、計量機の給油制御装置２０
から給油要求信号を受けたときに、後述する駆動順序記
憶手段３１に記憶されている順序でサブマージブルポン
プ２Ａ、２Ｂに駆動信号を出力し、全ての計量機からの
給油要求信号が消勢したときに駆動信号を消勢し、異常
が記憶されたサブマージブルポンプへの駆動信号を消勢
し、次段のサブマージブルポンプに駆動信号を出力する
ポンプ駆動手段３２と、ポンプ駆動手段３２がサブマー
ジブルポンプへ駆動信号を出力してから一定時間後に開
弁許可信号を給油制御装置２０へ出力し、サブマージブ
ルポンプへの駆動信号を消勢したときに開弁許可信号を
消勢する開弁許可信号出力手段３３と、サブマージブル
ポンプに駆動信号を出力してから開弁許可信号を出力す
るまでの一定時間を計時する計時手段３５と、異常検知
手段８Ａ、８Ｂからの検知信号を受けて異常を判断し、
異常発生信号を駆動順序記憶手段３１へ出力し、かつ報
知器９へ報知信号を出力する異常判断手段３４と、サブ
マージブルポンプ２Ａ、２Ｂの駆動順序を記憶し、異常
判断手段３４からの異常発生信号を受けて異常を記憶す
る駆動順序記憶手段３１とを具備している。The submerged pumps 2A, 2
The pump control device 30 of B is the refueling control device 20 of the weighing machine.
When the refueling request signal is received from the submersible pumps 2A and 2B in the order stored in the driving order storage means 31 described later, the refueling request signals from all the weighing machines are deactivated. When the drive signal is turned off, the drive signal to the submerged pump in which the abnormality is stored is turned off, and the drive signal is output to the submerged pump in the next stage, and the pump drive means 32 The valve opening permission signal is output to the refueling control device 20 after a predetermined time has elapsed after the drive signal is output to the bull pump, and the valve opening permission signal is deactivated when the drive signal to the submerged bull pump is deactivated. The signal output means 33, the clock means 35 for measuring a fixed time from the output of the drive signal to the submerged pump until the output of the valve opening permission signal, and the abnormality detection means 8A, 8B. To determine the abnormality in response to the detection signal,
An abnormality determination means 34 that outputs an abnormality occurrence signal to the drive order storage means 31 and an alert signal to the alarm device 9 and the drive order of the submerged pumps 2A and 2B are stored, and the abnormality occurrence means 34 outputs an abnormality. The driving sequence storing means 31 for receiving a signal and storing the abnormality is provided.
【００１６】次に給油装置の動作を図３乃至図５に基づ
いて説明する。ポンプ制御装置３０の駆動順序記憶手段
３１には、サブマージブルポンプ２Ａ、２Ｂの駆動順序
が記憶されている。例えば、貯油タンク１Ａ、１Ｂの容
量が同じである場合は、サブマージブルポンプ２Ａ、２
Ｂに交互に駆動信号を出力し、また貯油タンク１Ａ、１
Ｂの容量が異なる場合は、その容量の比に応じて容量の
大きい貯油タンクに連続して駆動信号を出力し、次に容
量の小さい貯油タンクに駆動信号を出力するように駆動
順序が記憶されている。Next, the operation of the oil supply device will be described with reference to FIGS. The drive order storage means 31 of the pump control device 30 stores the drive order of the submerged pumps 2A and 2B. For example, when the oil storage tanks 1A, 1B have the same capacity, the submerged pumps 2A, 2
The drive signal is alternately output to B, and oil storage tanks 1A, 1
When the capacity of B is different, the driving order is stored so that the drive signal is continuously output to the oil storage tank having the larger capacity and the drive signal is output to the oil storage tank having the next smaller capacity in accordance with the capacity ratio. ing.
【００１７】給油をするために計量機１０Ａの給油ノズ
ル１５をノズル掛けより外すと、ノズルスイッチ１７か
らの給油信号が給油制御装置２０に入力し（図３ ＳＴ
１）、計数手段２１に計数されていた前回の計数値が帰
零され、表示計１９の給油量の表示が帰零し、給油要求
信号出力手段２２から給油要求信号がポンプ制御装置３
０へ出力される（図３ ＳＴ２）。そして、給油要求信
号出力手段２２から給油要求信号を受けたポンプ制御装
置３０のポンプ駆動手段３２（図４ ＳＴ１）は、まだ
サブマージブルポンプ２Ａまたは２Ｂへ駆動信号を出力
していない場合には（図４ ＳＴ２）、駆動順序記憶手
段３１に記憶されている順序、例えばサブマージブルポ
ンプ２Ａに駆動信号を出力する（図４ ＳＴ３）。When the refueling nozzle 15 of the weighing machine 10A is removed from the nozzle hook for refueling, a refueling signal from the nozzle switch 17 is input to the refueling controller 20 (ST in FIG. 3).
1), the previous count value counted by the counting means 21 is reset to zero, the display of the amount of refueling on the display 19 is reset to zero, and the refueling request signal is sent from the refueling request signal output means 22 to the pump control device 3.
It is output to 0 (ST2 in FIG. 3). Then, when the pump drive means 32 (ST1 in FIG. 4) of the pump control device 30 which has received the oil supply request signal from the oil supply request signal output means 22 has not yet output the drive signal to the submerged pump 2A or 2B ( 4 (ST2), the driving signal is output to the order stored in the driving order storage means 31, for example, the submerged pump 2A (ST3 in FIG. 4).
【００１８】ポンプ駆動手段３２から駆動信号を受けた
サブマージブルポンプ２Ａは駆動し、貯油タンク１Ａ内
の油は圧送される。この時、配管の破損などによる油洩
れがなく、吐出管５Ａ側への流れが生じないと、約２秒
間で漏洩検知弁４Ａは開き、大流路が確保される。The submerged pump 2A receiving the drive signal from the pump drive means 32 is driven, and the oil in the oil storage tank 1A is pumped. At this time, if there is no oil leak due to breakage of the pipes and no flow to the discharge pipe 5A side occurs, the leak detection valve 4A opens in about 2 seconds and a large flow path is secured.
【００１９】そして、サブマージブルポンプ２Ａへ駆動
信号を出力してから一定時間、例えば３秒間が計時手段
３５で計時されると（図４ ＳＴ４）、全ての計量機の
給油制御装置２０へ開弁許可信号を出力して（図４ Ｓ
Ｔ５）、リターンする。When a predetermined time, for example, 3 seconds, is output from the drive signal to the submerged pump 2A by the timing means 35 (ST4 in FIG. 4), the oil supply control devices 20 of all weighing machines are opened. Output the permission signal (Fig. 4 S
T5), return.
【００２０】ポンプ制御装置３０から開弁許可信号が入
力した給油制御装置２０の開閉弁駆動手段２３は（図３
ＳＴ３）、開閉弁１２へ開弁信号を出力し（図３ Ｓ
Ｔ４）、開閉弁１２は開弁する。The opening / closing valve driving means 23 of the oil supply control device 20 to which the valve opening permission signal is inputted from the pump control device 30 (see FIG. 3).
ST3), and outputs a valve opening signal to the on-off valve 12 (S in FIG. 3).
T4), the on-off valve 12 opens.
【００２１】給油に従って流量計１３のパルス発信器１
４からの流量パルスは計数手段２１へ入力し（図３ Ｓ
Ｔ５）、計数手段２１は流量パルスを計数し、計数値を
表示器１９へ伝え（図３ ＳＴ６）、表示器１９に給油
量が表示される。Pulse generator 1 of flow meter 13 according to refueling
The flow rate pulse from 4 is input to the counting means 21 (see FIG.
At T5), the counting means 21 counts the flow rate pulse, transmits the count value to the display 19 (ST6 in FIG. 3), and the amount of oil supply is displayed on the display 19.
【００２２】給油が終わり、給油ノズル１５をノズル掛
けに掛ける給油終了操作をし、ノズルスイッチ１７から
の給油信号が消勢すると（図３ ＳＴ７）、開閉弁１２
へ出力していた開弁信号は消勢され、開閉弁１２は閉
じ、ポンプ制御装置３０へ出力していた給油要求信号が
消勢される（図３ ＳＴ８）。When refueling is finished and the refueling end operation is performed by hanging the refueling nozzle 15 on the nozzle hook, and the refueling signal from the nozzle switch 17 is deactivated (ST7 in FIG. 3), the open / close valve 12
The valve opening signal output to the pump control device 30 is deenergized, the opening / closing valve 12 is closed, and the refueling request signal output to the pump control device 30 is deenergized (ST8 in FIG. 3).
【００２３】計量機１０Ａからの給油要求信号が消勢し
たポンプ制御装置３０のポンプ駆動手段３２は（図４
ＳＴ６）、全ての計量機からの給油要求信号が消勢され
ている場合は（図４ ＳＴ７）、サブマージブルポンプ
２Ａへの駆動信号を消勢してサブマージブルポンプ２Ａ
を停止し、全ての計量機の給油制御装置２０へ出力して
いた開弁許可信号を消勢する（図４ ＳＴ８）。When the refueling request signal from the weighing machine 10A is deactivated, the pump drive means 32 of the pump control device 30 (see FIG.
ST6), when the fueling request signals from all the weighing machines are deactivated (ST7 in FIG. 4), the drive signal to the submerged pump 2A is deactivated and the submerged pump 2A is deactivated.
Is stopped and the valve opening permission signal output to the oil supply control devices 20 of all the weighing machines is deactivated (ST8 in FIG. 4).
【００２４】以上は、各機器が正常に駆動している状態
の動作であるが、例えば、給油中にサブマージブルポン
プ２Ａの駆動回路に異常電流が流れて、これを異常検出
手段８Ａが検知すると、検知信号がポンプ制御装置３０
に入力される（図５ ＳＴ１）。検知信号を受けたポン
プ制御装置３０の異常判断手段３４は、異常発生信号を
駆動順序記憶手段３１および報知器９に伝え、報知器９
でサブマージブルポンプ２Ａの異常発生が報知される。
そして、駆動順序記憶手段３１はサブマージブルポンプ
２Ａの異常を記憶し、この異常の記憶によりポンプ駆動
手段３２は、サブマージブルポンプ２Ａへの駆動信号を
消勢して駆動を停止し、開弁許可信号出力手段３３から
出力していた開弁許可信号を消勢し、次段のサブマージ
ブルポンプ２Ｂへ駆動信号を出力して駆動する（図５
ＳＴ２）。The above is the operation in the state where each device is normally driven. For example, if an abnormal current flows in the drive circuit of the submerged pump 2A during refueling and the abnormality detection means 8A detects this. , The detection signal is the pump controller 30
(ST1 in FIG. 5). Upon receiving the detection signal, the abnormality determination means 34 of the pump control device 30 transmits the abnormality occurrence signal to the drive order storage means 31 and the alarm device 9, and the alarm device 9 is notified.
The abnormality occurrence of the submerged pump 2A is notified by.
Then, the drive order storage unit 31 stores an abnormality of the submerged pump 2A, and the storage of this abnormality causes the pump drive unit 32 to deactivate the drive signal to the submerged pump 2A to stop the drive and permit the valve opening. The valve opening permission signal output from the signal output means 33 is deenergized, and a drive signal is output to the submerged pump 2B at the next stage to drive (FIG. 5).
ST2).
【００２５】給油中に開弁許可信号が消勢した給油制御
装置２０の開閉弁駆動手段２３は（図３ ＳＴ９）、開
閉弁１２へ出力していた開弁信号を消勢し（図３ ＳＴ
１０）、開閉弁１２は閉じる。The opening / closing valve drive means 23 of the fueling control device 20 in which the valve opening permission signal is deactivated during refueling (ST9 in FIG. 3) deactivates the valve opening signal output to the opening / closing valve 12 (ST3 in FIG. 3).
10), the on-off valve 12 is closed.
【００２６】一方、サブマージブルポンプ２Ｂへ駆動信
号を出力してから３秒間が計時手段３５で計時されると
（図５ ＳＴ３）、全ての計量機の給油制御装置２０へ
再び開弁許可信号を出力して（図５ ＳＴ４）、リター
ンする。On the other hand, when 3 seconds have elapsed since the drive signal was output to the submerged pump 2B by the timing means 35 (ST3 in FIG. 5), the valve opening permission signal is again sent to the oil supply control devices 20 of all the weighing machines. Output (ST4 in FIG. 5) and return.
【００２７】ポンプ制御装置３０から開弁許可信号が入
力した給油制御装置２０の開閉弁駆動手段２３は（図３
ＳＴ１１）、開閉弁１２へ開弁信号を出力し（図３
ＳＴ４）、ステップＳＴ５以下を再び実行する。The opening / closing valve driving means 23 of the fuel supply control device 20 to which the valve opening permission signal is input from the pump control device 30 (see FIG.
ST11), and outputs a valve opening signal to the on-off valve 12 (Fig. 3
ST4), Steps ST5 and thereafter are executed again.
【００２８】なお、ポンプ制御装置３０から開弁許可信
号が入力する前に給油を終わらせ、給油ノズル１５をノ
ズル掛けに掛けて、ノズルスイッチ１７からの給油信号
が消勢すると（図３ ＳＴ１２）、開閉弁１２へ出力し
ていた開弁信号は消勢され、開閉弁１２は閉じ、ポンプ
駆動制御装置３０へ出力していた給油要求信号が消勢さ
れる（図３ ＳＴ８）。When refueling is finished before the valve opening permission signal is input from the pump control device 30, the refueling nozzle 15 is hooked on the nozzle, and the refueling signal from the nozzle switch 17 is deactivated (ST12 in FIG. 3). The valve opening signal output to the on-off valve 12 is deenergized, the on-off valve 12 is closed, and the refueling request signal output to the pump drive controller 30 is deenergized (ST8 in FIG. 3).
【００２９】[0029]
【発明の効果】以上説明したように本発明は、複数の貯
油タンクにそれぞれサブマージブルポンプを設け、該サ
ブマージブルポンプの流出口はサブマージブルポンプが
駆動されてから一定時間だけ流出口側への油の流れがな
いと大流路が確保される漏洩検知弁を介して吐出管に接
続し、各吐出管が接続された共通管に複数の分岐管を設
け、各分岐管に計量機を接続し、該計量機の給油制御装
置から給油要求信号を受けたときに各サブマージブルポ
ンプに設定順に駆動信号を出力するポンプ制御装置を設
けた給油装置において、前記サブマージブルポンプの駆
動回路には異常検出手段が設けられ、前記計量機の給油
制御装置は、給油開始操作により出力される給油信号を
受けて給油要求信号をポンプ制御装置へ出力し、ポンプ
制御装置からの開弁許可信号を受けて計量機の給油管に
設けられた開閉弁へ開弁信号を出力し、前記ポンプ制御
装置は、給油制御装置からの給油要求信号を受けてサブ
マージブルポンプへ駆動信号を出力し、駆動信号を出力
してから一定時間後に給油制御装置へ開弁許可信号を出
力し、前記異常検出手段が異常を検知したときに駆動信
号および開弁許可信号を消勢し、次段のサブマージブル
ポンプに駆動信号を出力し、該駆動信号を出力してから
一定時間後に開弁許可信号を出力するので、一方のサブ
マージブルポンプに異常が発生して駆動不能となった場
合に、他方の正常なサブマージブルポンプを自動的に駆
動しても漏洩検知弁が開いて大流路が確保され、通常の
給油ができるものである。As described above, according to the present invention, each of a plurality of oil storage tanks is provided with a submerged pump, and the outlet of the submerged pump is connected to the outlet side only for a certain time after the submerged pump is driven. A large flow path is secured if there is no oil flow.Connect to the discharge pipe via a leak detection valve, provide multiple branch pipes in the common pipe to which each discharge pipe is connected, and connect a weighing machine to each branch pipe. However, in a fueling device provided with a pump control device that outputs a drive signal to each submerged pump in a setting order when receiving a fueling request signal from the fuel control device of the weighing machine, the drive circuit of the submerged pump has an abnormality. A detection means is provided, and the lubrication control device of the weighing machine receives the lubrication signal output by the refueling start operation, outputs a lubrication request signal to the pump control device, and opens the pump control device. Upon receiving the permission signal, the valve opening signal is output to the on-off valve provided in the oil supply pipe of the weighing machine, and the pump control device receives the oil supply request signal from the oil supply control device and outputs the drive signal to the submerged pump. , After a certain period of time from the output of the drive signal, the valve opening permission signal is output to the refueling control device, and when the abnormality detection means detects an abnormality, the drive signal and the valve opening permission signal are deactivated, and the submerge of the next stage is performed. outputs a drive signal to Buruponpu, since outputs the valve opening permission signal after a predetermined time from the output of the drive signal, when an abnormality in one of the submerged Bull pump becomes impossible driving occurs, the other Even if a normal submerged pump is automatically driven, the leak detection valve opens, a large flow path is secured, and normal refueling is possible.
【図１】本発明の給油装置を説明する全体図である。FIG. 1 is an overall view for explaining an oil supply device of the present invention.
【図２】本発明の給油装置のブロック図である。FIG. 2 is a block diagram of an oil supply device of the present invention.
【図３】本発明の給油制御装置のフロー図である。FIG. 3 is a flow chart of the oil supply control device of the present invention.
【図４】本発明のポンプ制御装置のフロー図である。FIG. 4 is a flowchart of the pump control device of the present invention.
【図５】本発明のポンプ制御装置のフロー図である。FIG. 5 is a flowchart of the pump control device of the present invention.
１Ａ、１Ｂ 貯油タンク ２Ａ、２Ｂ サブマージブルポンプ ３Ａ、３Ｂ 注油管 ４Ａ、４Ｂ 漏洩検知弁 ５Ａ、５Ｂ 吐出管 ６ 共通管 ７Ａ、７Ｂ 分岐管 ８Ａ、８Ｂ 異常検出手段 ９ 報知器 １０Ａ、１０Ｂ 計量機 １１Ａ、１１Ｂ 給油管 １２ 開閉弁 １３ 流量パルス発信器 １４ 流量計 １５ 給油ノズル １６ ホース １７ ノズルスイッチ １９ 表示計 ２０ 給油制御装置 ２１ 計数手段 ２２ 給油要求信号出力手段 ２３ 開閉弁駆動手段 ３０ ポンプ制御装置 ３１ 駆動順序記憶手段 ３２ ポンプ駆動手段 ３３ 開弁許可信号出力手段 ３４ 異常判断手段 ３５ 計時手段 1A, 1B oil storage tank 2A, 2B submerged pump 3A, 3B Oiling pipe 4A, 4B Leak detection valve 5A, 5B discharge pipe 6 common pipe 7A, 7B Branch pipe 8A, 8B Abnormality detection means 9 alarm 10A, 10B weighing machine 11A, 11B Oil supply pipe 12 open / close valve 13 Flow rate pulse transmitter 14 Flowmeter 15 Refueling nozzle 16 hoses 17 nozzle switch 19 Display 20 Refueling control device 21 counting means 22 Refueling request signal output means 23 Open / close valve drive means 30 Pump control device 31 drive order storage means 32 Pump drive means 33 Valve opening permission signal output means 34 Abnormality judgment means 35 Timekeeping means
フロントページの続き (56)参考文献 特開 平８−34498（ＪＰ，Ａ) 特開 昭64−58699（ＪＰ，Ａ) 特開 昭47−19401（ＪＰ，Ａ) 特開 平５−270595（ＪＰ，Ａ) 特開 昭64−23998（ＪＰ，Ａ) 特開 昭59−51100（ＪＰ，Ａ) 特開 昭63−218100（ＪＰ，Ａ) 実開 昭62−188500（ＪＰ，Ｕ) 実開 平２−11100（ＪＰ，Ｕ) 実開 昭57−127863（ＪＰ，Ｕ) 実公 昭45−28507（ＪＰ，Ｙ１) (58)調査した分野(Int.Cl.7，ＤＢ名) B67D 5/00 Continuation of front page (56) Reference JP-A-8-34498 (JP, A) JP-A 64-58699 (JP, A) JP-A 47-19401 (JP, A) JP-A 5-270595 (JP , A) JP 64-23998 (JP, A) JP 59-51100 (JP, A) JP 63-218100 (JP, A) Actual development 62-188500 (JP, U) Actual flat 2-11100 (JP, U) Actual development 57-127863 (JP, U) Actual public 45-28507 (JP, Y1) (58) Fields investigated (Int.Cl. 7 , DB name) B67D 5/00
Claims (2)
ブルポンプを設け、該サブマージブルポンプの流出口は
サブマージブルポンプが駆動されてから一定時間だけ流
出口側への油の流れがないと大流路が確保される漏洩検
知弁を介して吐出管に接続し、各吐出管が接続された共
通管に複数の分岐管を設け、各分岐管に計量機を接続
し、該計量機の給油制御装置から給油要求信号を受けた
ときに各サブマージブルポンプに設定順に駆動信号を出
力するポンプ制御装置を設けた給油装置において、前記
サブマージブルポンプの駆動回路には異常検出手段が設
けられ、前記計量機の給油制御装置は、給油開始操作に
より出力される給油信号を受けて給油要求信号をポンプ
制御装置へ出力し、ポンプ制御装置からの開弁許可信号
を受けて計量機の給油管に設けられた開閉弁へ開弁信号
を出力し、前記ポンプ制御装置は、給油制御装置からの
給油要求信号を受けてサブマージブルポンプへ駆動信号
を出力し、駆動信号を出力してから一定時間後に給油制
御装置へ開弁許可信号を出力し、前記異常検出手段が異
常を検知したときに駆動信号および開弁許可信号を消勢
し、次段のサブマージブルポンプに駆動信号を出力し、
該駆動信号を出力してから一定時間後に開弁許可信号を
出力することを特徴とする給油装置。1. A large flow path provided with a submerged pump in each of a plurality of oil storage tanks, and an outlet of the submerged pump is a large flow unless there is a flow of oil to the outlet side for a certain time after the submerged pump is driven. Is connected to the discharge pipe via a leak detection valve, and a plurality of branch pipes are provided in a common pipe to which each discharge pipe is connected, and a measuring machine is connected to each branch pipe, and a lubrication control device for the measuring machine is provided. In a fueling device provided with a pump control device that outputs a drive signal to each submerged pump in a setting order when receiving a refueling request signal from the submersible pump, an abnormality detection unit is provided in a drive circuit of the submerged pump, and the weighing machine is provided. Refueling control device receives the refueling signal output by the refueling start operation, outputs a refueling request signal to the pump control device, receives a valve opening permission signal from the pump control device, and refuels the weighing machine. A valve opening signal is output to an on-off valve provided in the pipe, and the pump control device receives a refueling request signal from the refueling control device, outputs a drive signal to the submerged pump, and then outputs the drive signal to a constant value. After a lapse of time, the valve opening permission signal is output to the oil supply control device, the drive signal and the valve opening permission signal are deactivated when the abnormality detecting means detects an abnormality, and the drive signal is output to the submerged pump of the next stage,
Oiler and outputting a valve opening permission signal after a predetermined time from the output of the drive signal.
る給油信号を受けて給油要求信号をポンプ制御装置へ出
力し、給油終了操作による給油信号の消勢で給油要求信
号を消勢する給油要求信号出力手段と、給油開始操作に
よる給油信号とポンプ制御装置からの開弁許可信号とに
より前記開閉弁へ開弁信号を出力し、給油信号の消勢ま
たは開弁許可信号の消勢で開弁信号を消勢する開閉弁駆
動手段とを具備し、前記ポンプ制御装置は、給油制御装
置からの給油要求信号を受けて駆動順序記憶手段に記憶
されている順序でサブマージブルポンプに駆動信号を出
力し、全ての給油要求信号が消勢したときに駆動信号を
消勢し、駆動順序記憶手段に異常が記憶されたサブマー
ジブルポンプへの駆動信号を消勢し、次段のサブマージ
ブルポンプに駆動信号を出力するポンプ駆動手段と、ポ
ンプ駆動判断手段がサブマージブルポンプへ駆動信号を
出力してから一定時間後に開弁許可信号を給油制御装置
へ出力し、サブマージブルポンプへの駆動信号を消勢し
たときに開弁許可信号を消勢する開弁許可信号出力手段
と、前記異常検出手段からの検知信号を受けて異常を判
断して異常発生信号を出力する異常判断手段と、サブマ
ージブルポンプの駆動順序を記憶し、異常判断手段から
の異常発生信号を受けて異常を記憶する駆動順序記憶手
段とを具備している請求項１記載の給油装置。2. The refueling control device outputs a refueling request signal to the pump control device in response to a refueling signal by a refueling start operation, and deactivates the refueling request signal by deactivating the refueling signal by a refueling end operation. The valve output signal is output to the on-off valve by the signal output means, the lubrication signal by the refueling start operation and the valve opening permission signal from the pump control device, and the valve is opened by deactivating the lubrication signal or deactivating the valve opening permission signal. An on-off valve drive means for deactivating the signal is provided, and the pump control device outputs the drive signal to the submerged pump in the order stored in the drive order storage means in response to the refueling request signal from the refueling control device. However, when all the refueling request signals are deactivated, the drive signal is deactivated, the drive signal to the submerged pump whose abnormality is stored in the drive order storage means is deactivated, and the submerged pump of the next stage is driven. Belief Pump drive means that outputs a signal and the pump drive determination means outputs a drive signal to the submerged pump after a certain period of time and then outputs a valve opening permission signal to the oil supply control device to deactivate the drive signal to the submerged pump. Of the submerged pump, a valve opening permission signal outputting means for deactivating the valve opening permission signal when the above occurs, an abnormality judging means for judging an abnormality by receiving a detection signal from the abnormality detecting means and outputting an abnormality occurrence signal, The oil supply device according to claim 1, further comprising a drive order storage unit that stores a drive order and receives an abnormality occurrence signal from the abnormality determination unit to store the abnormality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20289696A JP3518182B2 (en) | 1996-07-12 | 1996-07-12 | Refueling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20289696A JP3518182B2 (en) | 1996-07-12 | 1996-07-12 | Refueling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH1024999A JPH1024999A (en) | 1998-01-27 |
| JP3518182B2 true JP3518182B2 (en) | 2004-04-12 |
Family
ID=16465002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20289696A Expired - Fee Related JP3518182B2 (en) | 1996-07-12 | 1996-07-12 | Refueling device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3518182B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022033105A1 (en) * | 2020-08-13 | 2022-02-17 | 中车眉山车辆有限公司 | Oil offloading apparatus for railway tank car |
-
1996
- 1996-07-12 JP JP20289696A patent/JP3518182B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022033105A1 (en) * | 2020-08-13 | 2022-02-17 | 中车眉山车辆有限公司 | Oil offloading apparatus for railway tank car |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH1024999A (en) | 1998-01-27 |
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