CN113148932A - Oiling machine with oil gas leakage monitoring function and oil gas leakage monitoring method - Google Patents
Oiling machine with oil gas leakage monitoring function and oil gas leakage monitoring method Download PDFInfo
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- CN113148932A CN113148932A CN202110119852.2A CN202110119852A CN113148932A CN 113148932 A CN113148932 A CN 113148932A CN 202110119852 A CN202110119852 A CN 202110119852A CN 113148932 A CN113148932 A CN 113148932A
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- oil
- oiling
- fuel
- air suction
- leakage monitoring
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/04—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes for transferring fuels, lubricants or mixed fuels and lubricants
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/06—Details or accessories
- B67D7/32—Arrangements of safety or warning devices; Means for preventing unauthorised delivery of liquid
- B67D7/3209—Arrangements of safety or warning devices; Means for preventing unauthorised delivery of liquid relating to spillage or leakage, e.g. spill containments, leak detection
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The invention relates to the technical field of oiling machines, in particular to an oiling machine with an oil-gas leakage monitoring function and an oil-gas leakage monitoring method. The oiling machine comprises a motor arranged in an oiling machine case, an oiling pump connected with the motor, an oiling pipeline connected with the oiling pump, and a flow meter arranged on the oiling pipeline, wherein the output end of the oiling pipeline is externally connected with an oiling gun through a hose; and an oil-gas sensor is also arranged in the oiling machine case and is connected with a control system of the oiling machine. The invention realizes the oil gas leakage detection of the pipeline inside the oiling machine case and improves the safety of the oiling machine.
Description
Technical Field
The invention relates to the technical field of oiling machines, in particular to an oiling machine with an oil-gas leakage monitoring function and an oil-gas leakage monitoring method.
Background
The fuel charger is also called as motor vehicle fuel charger, which is a metering device for adding fuel to motor vehicle. The oiling machine mainly comprises a control system, an oiling machine case, and a motor, an oil pump, a flow meter and the like which are arranged in the oiling machine case. The gasoline input end of the oiling machine is connected with the oil tank through a pipeline, and the gasoline output end of the oiling machine is externally connected with an oiling gun. When the oiling machine works, the gasoline pump sucks gasoline from the oil tank under the driving of the motor, and the gasoline is output to the oiling gun through the oiling pipeline in the oiling machine case and the flowmeter after passing through the oil-gas separator to refuel vehicles.
In the prior art, an oil-gas leakage detection device is usually arranged on an oil tank connected with an oiling machine, and oil-gas leakage detection is not carried out after gasoline enters the oiling machine, so that great potential safety hazards can be caused in case of oil-gas leakage of an internal pipeline of the oiling machine.
Disclosure of Invention
In order to solve the problems, the invention provides an oiling machine with an oil-gas leakage monitoring function and an oil-gas leakage monitoring method, and aims to realize oil-gas leakage detection of pipelines inside a machine case of the oiling machine and improve the safety of the oiling machine. The specific technical scheme is as follows:
an oiling machine with an oil gas leakage monitoring function comprises a motor arranged in a machine case of the oiling machine, an oiling pump connected with the motor, an oiling pipeline connected with the oiling pump, and a flow meter arranged on the oiling pipeline, wherein the output end of the oiling pipeline is externally connected with an oiling gun through a hose; and an oil-gas sensor is also arranged in the oiling machine case and is connected with a control system of the oiling machine.
Preferably, the oil gas sensor is arranged at a position above the oil filling pipeline.
More preferably, the oil and gas sensor is arranged above the oil filling pipeline and close to the flow meter.
As a further improvement of the present invention, the motor is a dual-shaft motor, one end of the dual-shaft motor is connected to the gasoline pump, the other end of the dual-shaft motor is connected to an air suction impeller, an air suction chamber is arranged on the periphery of the air suction impeller, an air suction opening and an air outlet are respectively arranged on the air suction chamber, an air suction pipe is externally connected to the air suction opening, the air suction pipe extends to the upper side of the gasoline filling pipeline, and the opening of the extending end of the air suction pipe faces and is close to the oil gas sensor.
Preferably, the air suction chamber is fixed at one end of the motor.
As a further improvement of the invention, the opening of the extending end of the air suction pipe is also provided with an open air suction cover, and a detection head of the oil gas sensor is positioned in the open air suction cover.
In the invention, the air outlet on the air suction chamber is discharged out of the oiling machine case through the exhaust pipe.
In the invention, the motor and the oiling pump are positioned at the upper part in the oiling machine case, and the oiling pipeline and the flow meter are positioned at the lower part in the oiling machine case.
In the invention, the oiling machine is provided with an oil inlet which is connected with a gasoline input pipeline.
An oil gas leakage monitoring method of an oiling machine with an oil gas leakage monitoring function comprises an acute leakage monitoring method and a chronic leakage monitoring method; the acute leakage monitoring method comprises the steps that when oil-gas leakage with large leakage amount occurs in an oil filling pipeline inside a oiling machine case, the oil-gas leakage is immediately detected by an oil-gas sensor and is known by a control system, and then the control system closes a gasoline input pipeline of the oiling machine and gives an alarm; the chronic leakage monitoring method comprises the steps that when oil and gas leakage with small leakage amount occurs in a fuel filling pipeline in a fuel filling machine case, leaked gasoline forms certain concentration accumulation in the fuel filling machine case before a fuel filling pump is started, the accumulated gasoline is forcibly sucked by a suction impeller in the process of starting the fuel filling pump and flows through an oil and gas sensor so as to be detected by the oil and gas sensor and be known by a control system, and then the control system closes a gasoline input pipeline of the fuel filling machine and gives an alarm.
Preferably, the chronic leakage monitoring method further comprises that when the fuel dispenser is not filled with fuel for a long time and the fuel-gas leakage with a small leakage amount occurs in the fuel filling pipeline inside the fuel dispenser case, the concentration of the fuel leaked in the fuel dispenser case reaches a certain threshold value after a certain time, so that the concentration of the fuel is detected by the fuel-gas sensor and is known by the control system, and then the control system closes the fuel input pipeline of the fuel dispenser and gives an alarm.
As a further improvement of the oil-gas leakage monitoring method, the oil filling pipeline is provided with a first electric valve, the oil filling pump is provided with an oil return pipeline which is connected with an oil outlet of the oil filling pump and an oil inlet of the oil filling pump, the oil return pipeline is provided with a second electric valve, and the first electric valve and the second electric valve are respectively connected with the control system; when the oil-gas sensor detects that oil-gas leakage exists in the oiling machine case, the control system closes the first electric valve and opens the second electric valve while giving an alarm, and the motor continuously operates to discharge gas in the oiling machine case through the air suction impeller and the exhaust pipe, so that the concentration of the gasoline in the oiling machine case is reduced to be below a safety value.
The invention has the beneficial effects that:
firstly, according to the oiling machine with the oil-gas leakage monitoring function and the oil-gas leakage monitoring method, the oil-gas sensor is arranged in the oiling machine case, so that oil-gas leakage detection of pipelines in the oiling machine case is realized, and the safety of the oiling machine is improved.
Secondly, according to the oiling machine with the oil-gas leakage monitoring function and the oil-gas leakage monitoring method, the double-shaft motor is adopted, and the air suction impeller, the air suction chamber and the air suction pipe close to the oil-gas sensor are arranged on the double-shaft motor, so that leaked gasoline can be detected by the oil-gas sensor in time, and the detection reliability of the oil-gas sensor is improved.
Thirdly, according to the oiling machine with the oil-gas leakage monitoring function and the oil-gas leakage monitoring method, the oil-gas sensor is arranged in the air suction cover, so that the detection reliability of the oil-gas sensor is further improved.
Fourthly, according to the oiling machine with the oil-gas leakage monitoring function and the oil-gas leakage monitoring method, the air suction impeller arranged on the double-shaft motor is utilized to discharge the gas in the oiling machine case in time, so that the high-concentration gasoline is favorably accumulated in the case in case of oil-gas leakage, and the risk of oil-gas leakage and explosion is reduced.
Fifth, the oiling machine with the oil and gas leakage monitoring function and the oil and gas leakage monitoring method fully reason the alternation of gas exhaust and oil non-filling during oil filling, well realize and give consideration to both the acute leakage monitoring and the chronic leakage monitoring of gasoline, and have good safety.
Drawings
FIG. 1 is a schematic illustration of a fuel dispenser with hydrocarbon leak monitoring of the present invention;
fig. 2 is a schematic structural diagram of the structure of fig. 1, in which an air suction hood is arranged at the front end of the air suction pipe and the oil gas sensor is arranged in the air suction hood.
In the figure: 1. the device comprises a motor, 2, a gasoline pump, 3, a gasoline pipeline, 4, a flowmeter, 5, a hose, 6, a gasoline gun, 7, an oil-gas sensor, 8, an air suction impeller, 9, an air suction chamber, 10, an air suction pipe, 11, an air suction cover, 12, an exhaust pipe, 13, a first electric valve, 14, an oil return pipeline, 15, a second electric valve, 16, an oil inlet, 17, a filter screen, 18 and a gasoline machine case.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example 1:
fig. 1 to 2 show an embodiment of a fuel dispenser with an oil-gas leakage monitoring function according to the present invention, which includes a motor 1 disposed in a fuel dispenser case 18, a fuel filler pump 2 connected to the motor 1, a fuel filler pipe 3 connected to the fuel filler pump 2, and a flow meter 4 disposed on the fuel filler pipe 3, wherein an output end of the fuel filler pipe 3 is externally connected to a fuel gun 6 through a hose 5; an oil-gas sensor 7 is also arranged in the oiling machine case 18, and the oil-gas sensor 7 is connected with a control system of the oiling machine.
Preferably, the oil gas sensor 7 is arranged at a position above the oil filling pipeline 3.
More preferably, the oil and gas sensor 7 is arranged above the fuel filler pipe 3 near the flow meter 4.
As a further improvement of this embodiment, motor 1 is a double-shaft motor, the one end motor shaft of double-shaft motor is connected with petrol pump 2, be connected with induced draft impeller 8 on the other end motor shaft of double-shaft motor, induced draft impeller 8's periphery is provided with aspiration chamber 9, be provided with inlet scoop and air outlet on the aspiration chamber 9 respectively, just external aspiration channel 10 that has gone up of aspiration channel, aspiration channel 10 extends to the top of refuelling pipe way 3, just the extension end mouth of aspiration channel 10 is towards and is close to oil gas sensor 7.
Preferably, the air suction chamber 9 is fixed at one end of the motor 1.
As a further improvement of this embodiment, the extending end pipe orifice of the air suction pipe 10 is further provided with an open air suction hood 11, and the detection head of the oil gas sensor 7 is located in the open air suction hood 11.
In this embodiment, the air outlet of the air suction chamber 9 is discharged out of the oiling machine case 18 through the exhaust pipe 12.
In this embodiment, the motor 1 and the fuel pump 2 are located at the upper portion of the interior of the fuel dispenser case 18, and the fuel filler line and the flow meter are located at the lower portion of the interior of the fuel dispenser case 18.
In this embodiment, the oiling machine is provided with an oil inlet 16, and the oil inlet 16 is connected with a gasoline input pipeline.
An oil gas leakage monitoring method of an oiling machine with an oil gas leakage monitoring function comprises an acute leakage monitoring method and a chronic leakage monitoring method; the acute leakage monitoring method comprises the steps that when the oil-gas leakage with large leakage amount occurs in the oil filling pipeline 3 in the oiling machine case 18, the oil-gas leakage is immediately detected by the oil-gas sensor 7 and is known by the control system, and then the control system closes the oil-gas input pipeline of the oiling machine and gives an alarm; the chronic leakage monitoring method comprises the steps that when the oil and gas leakage with small leakage amount occurs in the oil filling pipeline 3 in the oiling machine case 18, the leaked oil and gas forms certain concentration accumulation in the oiling machine case 18 before the oiling pump 2 is started, the accumulated oil and gas is forcibly sucked by the suction impeller 8 and flows through the oil and gas sensor 7 during the starting of the oiling pump 2, so that the accumulated oil and gas is detected by the oil and gas sensor 7 and is known by a control system, and then the control system closes the oil and gas input pipeline of the oiling machine and gives an alarm.
Preferably, the chronic leakage monitoring method further comprises that when the fuel dispenser is not filled with fuel for a long time and the fuel-air leakage with a small leakage amount occurs in the fuel filling pipeline 3 inside the fuel dispenser case 18, the concentration of the fuel leaked inside the fuel dispenser case 18 reaches a certain threshold value after a certain time, so that the concentration is detected by the fuel-air sensor 7 and is known by the control system, and then the control system closes the fuel-air input pipeline of the fuel dispenser and gives an alarm.
As a further improvement of the oil-gas leakage monitoring method in this embodiment, a first electric valve 13 is arranged on the refueling pipeline 3, an oil return pipeline 14 for connecting an oil outlet of the refueling pump and an oil inlet of the refueling pump is arranged on the refueling pump 2, a second electric valve 15 is arranged on the oil return pipeline 14, and the first electric valve 13 and the second electric valve 15 are respectively connected with the control system; when the oil-gas sensor 7 detects that oil-gas leakage exists in the oiling machine case 18, the control system closes the first electric valve 13 and opens the second electric valve 15 while giving an alarm, and the motor 1 continuously operates to discharge gas in the oiling machine case 18 through the air suction impeller 8 and the exhaust pipe 12, so that the concentration of the oil gas in the oiling machine case 18 is reduced below a safe value.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The oiling machine with the oil-gas leakage monitoring function is characterized by comprising a motor, an oiling pump, an oiling pipeline and a flow meter, wherein the motor is arranged in a machine case of the oiling machine; an oil-gas sensor is also arranged in the oiling machine case and is connected with a control system of the oiling machine; the oil gas sensor is arranged above the oil filling pipeline; the oil gas sensor is characterized in that the motor is a double-shaft motor, one end motor shaft of the double-shaft motor is connected with the oiling pump, an air suction impeller is connected to the other end motor shaft of the double-shaft motor, an air suction chamber is arranged on the periphery of the air suction impeller, an air suction opening and an air outlet are respectively formed in the air suction chamber, an air suction pipe is externally connected to the air suction opening, the air suction pipe extends to the upper portion of the oiling pipeline, and the extending end pipe orifice of the air suction pipe faces towards and is close to the oil gas sensor.
2. The fuel dispenser with hydrocarbon leakage monitoring of claim 1, wherein said hydrocarbon sensor is positioned above said fuel filler line proximate said flow meter.
3. The fuel dispenser with the oil and gas leakage monitoring function according to claim 1, wherein an opening air suction cover is further arranged at the opening of the extension end of the air suction pipe, and the detecting head of the oil and gas sensor is positioned in the opening air suction cover.
4. The fuel dispenser with oil and gas leakage monitoring function according to claim 1, wherein the air outlet on the air suction chamber is discharged out of the fuel dispenser case through an exhaust pipe.
5. The fuel dispenser with oil and gas leakage monitoring function of claim 1, wherein said motor and fuel pump are located at an upper portion of said fuel dispenser housing, and said fuel filler line and flow meter are located at a lower portion of said fuel dispenser housing.
6. An oil and gas leakage monitoring method using the fuel dispenser with an oil and gas leakage monitoring function according to any one of claims 1 to 5, characterized by comprising an acute leakage monitoring method and a chronic leakage monitoring method; the acute leakage monitoring method comprises the steps that when oil-gas leakage with large leakage amount occurs in an oil filling pipeline inside a oiling machine case, the oil-gas leakage is immediately detected by an oil-gas sensor and is known by a control system, and then the control system closes a gasoline input pipeline of the oiling machine and gives an alarm; the chronic leakage monitoring method comprises the steps that when oil and gas leakage with small leakage amount occurs in a fuel filling pipeline in a fuel filling machine case, leaked gasoline forms certain concentration accumulation in the fuel filling machine case before a fuel filling pump is started, the accumulated gasoline is forcibly sucked by a suction impeller in the process of starting the fuel filling pump and flows through an oil and gas sensor so as to be detected by the oil and gas sensor and be known by a control system, and then the control system closes a gasoline input pipeline of the fuel filling machine and gives an alarm.
7. The method of claim 6, further comprising monitoring the chronic leakage of fuel from the fuel dispenser when the fuel dispenser is not being filled for a long period of time and when a leak of fuel from the fuel inlet line is detected to a low level, the concentration of fuel leaking from the fuel dispenser housing reaches a threshold value, which is detected by the fuel sensor and is known by the control system, and then the control system shuts off the fuel inlet line and sends an alarm.
8. The oil-gas leakage monitoring method for the oiling machine with the oil-gas leakage monitoring function according to claim 7, wherein a first electric valve is arranged on the oiling pipeline, an oil return pipeline for connecting an oil outlet of the oiling pump and an oil inlet of the oiling pump is arranged on the oiling pump, a second electric valve is arranged on the oil return pipeline, and the first electric valve and the second electric valve are respectively connected with the control system; when the oil-gas sensor detects that oil-gas leakage exists in the oiling machine case, the control system closes the first electric valve and opens the second electric valve while giving an alarm, and the motor continuously operates to discharge gas in the oiling machine case through the air suction impeller and the exhaust pipe, so that the concentration of the gasoline in the oiling machine case is reduced to be below a safety value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110119852.2A CN113148932B (en) | 2021-01-28 | 2021-01-28 | Oiling machine with oil gas leakage monitoring function and oil gas leakage monitoring method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110119852.2A CN113148932B (en) | 2021-01-28 | 2021-01-28 | Oiling machine with oil gas leakage monitoring function and oil gas leakage monitoring method |
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| CN113148932A true CN113148932A (en) | 2021-07-23 |
| CN113148932B CN113148932B (en) | 2023-01-17 |
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| CN208856231U (en) * | 2018-07-27 | 2019-05-14 | 青岛澳科仪器有限责任公司 | A kind of oil gas sensor and its oiling machine base, the fuel charger of application |
| CN109867255A (en) * | 2017-12-01 | 2019-06-11 | 西安兰鑫工业自动化工程有限公司 | A kind of fuel charger that can distinguish gasoline model |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104973556A (en) * | 2015-06-03 | 2015-10-14 | 汤宇宙 | Oil gun muzzle, oil vapor recycling system based on oil gun muzzle and matched oil filler |
| CN206203875U (en) * | 2016-11-24 | 2017-05-31 | 宋国涛 | A kind of fuel charger petroleum vapor recovery detection means |
| CN207030939U (en) * | 2017-06-26 | 2018-02-23 | 青岛诺诚化学品安全科技有限公司 | A kind of supervising device of unloading for oil tank |
| CN107352499A (en) * | 2017-07-14 | 2017-11-17 | 辽宁易通石化装备制造有限公司 | A kind of separating explosion Cproof skid-mounted equipment in gas station |
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| CN113148932B (en) | 2023-01-17 |
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