CN206970198U - A kind of gas station oil gas retracting device with electrostatic-proof function - Google Patents
A kind of gas station oil gas retracting device with electrostatic-proof function Download PDFInfo
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- CN206970198U CN206970198U CN201720599952.9U CN201720599952U CN206970198U CN 206970198 U CN206970198 U CN 206970198U CN 201720599952 U CN201720599952 U CN 201720599952U CN 206970198 U CN206970198 U CN 206970198U
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- oil
- gas
- tank
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- pipe
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Abstract
The utility model discloses a kind of gas station oil gas retracting device with electrostatic-proof function, including oil storage tank, inert gas tank, gs-oil separator, nozzle, condenser and oil gas desorption tank, the nozzle includes flowline and exhaust tube, vavuum pump one and fluid flowmeter are provided between oil storage tank and flowline, vavuum pump two is provided between exhaust tube and condenser, gas flowmeter one and electric control valve, vavuum pump three is provided between gs-oil separator and oil storage tank, the and gas flow meter two of valve one is provided between gs-oil separator and oil gas desorption tank, warning device is equipped with each oil gas desorption tank, oil gas is desorbed between tank and condenser and is provided with vavuum pump four, antistatic frp layer is provided with outside the flowline and exhaust tube of the nozzle.The utility model realizes exchanges Ratio control in optimum value by oil gas, while avoids safety problem caused by electrostatic phenomenon possibility.
Description
Technical field
It the utility model is related to Investigation of Petroleum Vapor Recovery Technology field, and in particular to a kind of gas station oil gas with electrostatic-proof function
Retracting device.
Background technology
Gasoline is a kind of light-end products of highly volatile, in storage, handling, transport, retail sales process, can all produce oil
Gas.Nearby residents are not only damaged by the oil gas among volatilization to air, pollute the environment on periphery, also there is hair
The potential danger of raw fire explosion, in addition, the composition that gasoline volatilization falls is the light fraction of most economic value, control
Oil gas volatilization discharge can produce very big economic benefit.Therefore, oil gas is efficiently collected, and the oil gas of collection is focused on,
With preferable environmental benefit, Social benefit and economic benefit.Oil/Gas Recovery Technology for Gas Station, at present once, it is secondary, three times
Point of recovery.Once recovery refers to oil truck when to gas station's oil depot emptying, while the oil that recovery emits from oil depot
Gas.When secondary recovery refers to be refueled to automotive oil tank with nozzle, the oil gas discharged in fuel tank is reclaimed.Reclaim three times and be usually
Refer to and retracting device is installed in oil depot, the oil gas drawn back is subjected to Oil-gas Separation, air discharge, oil product liquefaction.In secondary recovery mistake
Cheng Zhong, the fluid for extracting certain volume out out of buried tank are added in automotive oil tank, and automotive oil tank can also discharge same volume
Oil gas, the exchange of this oil gas are completed by vavuum pump, but because the regulating power of vavuum pump is limited, in practical operation
It is extremely difficult to the optimum ratio 1 of oil gas exchange:1~1:1.2.Existing nozzle can not effectively eliminate electrostatic influence simultaneously, easily
Cause safety problem.
Utility model content
In order to overcome prior art insufficient, the utility model provides a kind of gas station oil gas recovery with electrostatic-proof function
Device, it is therefore an objective to effectively control oil gas exchange ratio, while effectively eliminate electrostatic may caused by safety problem.
Technical solution of the present utility model：
A kind of gas station oil gas retracting device with electrostatic-proof function, it is characterised in that：Including oil storage tank, inert gas
Tank, gs-oil separator, nozzle, condenser and two or more oil gas desorption tank, the nozzle include handle portion, gone out
Oil pipe and exhaust tube, handle portion are provided with switch, and the inert gas tank is connected with oil storage tank, and oil storage tank is by oil filling pipe with adding
The flowline connection of oil gun, the oil filling pipe between oil storage tank and nozzle are provided with vavuum pump one and fluid flowmeter, nozzle
Exhaust tube connected by the entrance of oil return pipe and condenser, the oil return pipe between nozzle and condenser is provided with vavuum pump
2nd, gas flowmeter one and electric control valve, the outlet of condenser and the entrance of gs-oil separator connect, the vapour of gs-oil separator
Oil export is connected by oil pipe with oil storage tank, and the oil pipe between gs-oil separator and oil storage tank is provided with vavuum pump three, oil gas point
Oil gas vent from device is connected by Oil/Gas Pipe with the entrance of oil gas desorption tank, the oil between gs-oil separator and oil gas desorption tank
Tracheae is provided with the and gas flow meter two of valve one, and each oil gas desorption tank is connected by Oil/Gas Pipe, valve two with condenser,
Oil gas desorption tank also be connected with exhaust outlet, is equipped with warning device on each oil gas desorption tank, oil gas desorption tank and condenser it
Between Oil/Gas Pipe be provided with vavuum pump four, the gas flowmeter one, electric control valve, gas flowmeter two, fluid flowmeter
It is connected with warning device with controller, antistatic frp layer is provided with outside the flowline and exhaust tube of the nozzle, is prevented
Static glass steel layer tight is on the outside of flowline and exhaust tube.
Gas in the preferable inert gas tank is helium.
Sorbing material in the preferable oil gas desorption tank is activated carbon.
The preferable warning device is buzzer.
The preferable antistatic frp layer extends one section of protection section more to flowline and pumping pipe end, it is described go out
Protected on oil pipe section thickness be equal to flowline pipe thickness and antistatic frp layer thickness sum, on the exhaust tube
The thickness of section is protected to be equal to the pipe thickness of exhaust tube and the thickness sum of antistatic frp layer.
The preferable antistatic frp layer is made up of anticorrosive coat and glass fiber enhancement layer, and glass fiber enhancement layer is arranged on
Between flowline or exhaust tube and anticorrosive coat.
The resistivity of the preferable anti-corrosion layer surface is between 106~107Between Ω .m, the glass fiber enhancement layer is by 1 ~ 10
Root carbon fiber, which is blended in glass fibre, to be then wound around on flowline or exhaust tube.
The preferable flowline and exhaust tube are provided with seal closure in the opening position close to handle portion, and seal closure is shaped as
Paraboloidal.
The beneficial effects of the utility model：Detected respectively using fluid flowmeter and gas flow meter in the utility model
The flow velocity of gasoline and oil gas in oil pipe and exhaust tube, and monitoring result is transferred to controller, controller is adjusted according to monitoring result
The aperture of whole electric control valve, so as to effectively control oil gas to exchange ratio so that oil gas exchanges ratio and is in optimum ratio 1:1~
1:1.2；The gas flowmeter two is used to monitor the oil gas total amount entered in single oil gas desorption tank, and is desorbed in single oil gas
Control warning device to provide warning message when oil gas total amount in tank reaches higher limit, remind user to close corresponding valve
One, and valve one corresponding with another oil gas desorption tank is opened, so as to ensure the adsorption effect of oil gas desorption tank；It is described fuel-displaced
Pipe and exhaust tube are externally provided with antistatic frp layer, can prevent nozzle from electrostatic occurs with other objects and triggers safety problem.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the enlarged drawing at a in Fig. 1.
Wherein：The oil gas of 1 oil storage tank, 2 inert gas tank, 3 gs-oil separator, the 4 condenser 5 desorption handle portion 7 of tank 6 goes out
The gas flowmeter one of 13 vavuum pump of the exhaust tube 9 of oil pipe 8 switch 10 seal closure, 11 vavuum pump, one 12 fluid flowmeter 2 14
The vavuum pump four of 15 electric control valve, 16 vavuum pump, 3 17 valve, one 18 gas flowmeter, 2 19 valve, 2 20 exhaust outlet 21
The glass fiber enhancement layer of 22 warning devices 23 protection section, 24 anticorrosive coat 25.
Embodiment
The utility model is described further with reference to the accompanying drawings and examples：
A kind of gas station oil gas retracting device with electrostatic-proof function, including controller, oil storage tank 1, inert gas tank
2nd, gs-oil separator 3, nozzle, condenser 4 and two or more oil gas desorption tank 5, the present embodiment include two oil
The attached tank 5 of qi exhaustion, the nozzle include handle portion 6, flowline 7 and exhaust tube 8, and handle portion 6 is provided with switch 9, the He of flowline 7
Exhaust tube 8 is provided with seal closure 10 in the opening position close to handle portion 6, and seal closure 10 is shaped as paraboloidal.The indifferent gas
Body tank 2 is connected with oil storage tank 1, and the gas in inert gas tank 2 is helium.Oil storage tank 1 is fuel-displaced by oil filling pipe and nozzle
Pipe 7 connects, and the oil filling pipe between oil storage tank 1 and nozzle is provided with vavuum pump 1 and fluid flowmeter 12.Nozzle is taken out
Tracheae 8 is connected by oil return pipe with the entrance of condenser 4, and the oil return pipe between nozzle and condenser 4 is provided with vavuum pump two
13rd, gas flowmeter 1 and electric control valve 15.The outlet of condenser 4 is connected with the entrance of gs-oil separator 3.Oil-gas Separation
The fuel dispensing outlet of device 3 is connected by oil pipe with oil storage tank 1, and the oil tank between gs-oil separator 3 and oil storage tank 1 is provided with vavuum pump
3 16.The entrance that the oil gas vent of gs-oil separator 3 is desorbed tank 5 by Oil/Gas Pipe with oil gas is connected, gs-oil separator 3 and oil gas
Oil/Gas Pipe between desorption tank 5 is provided with the and gas flow meter 2 18 of valve 1.Oil gas desorption tank 5 passes through Oil/Gas Pipe, valve
2 19 are connected with condenser 4, and oil gas desorption tank 5 is also connected with exhaust outlet 20, the oil gas between oil gas desorption tank 5 and condenser 4
Pipe is provided with vavuum pump 4 21.Warning device 22 is equipped with each oil gas desorption tank 5, warning device 22 is buzzer, described
Sorbing material in oil gas desorption tank 5 is activated carbon.The gas flowmeter 1, electric control valve 15, gas flowmeter two
18th, fluid flowmeter 12 and warning device 22 are connected with controller, and comparison module and memory module are provided with controller, store mould
Block internal memory contain oil gas desorption tank 5 in absorbent oil gas higher limit.Outside the flowline 7 and exhaust tube 8 of the nozzle
Antistatic frp layer is provided with, antistatic frp layer tight is in flowline 7 and the outside of exhaust tube 8.It is described anti-quiet
Electric frp layer extends one section of protection section 23 more to flowline 7 and the end of exhaust tube 8, and section 23 is protected on the flowline 7
Thickness is equal to the pipe thickness of flowline 7 and the thickness sum of antistatic frp layer, and the thickness of section 23 is protected on the exhaust tube 8
Degree is equal to the pipe thickness of exhaust tube 8 and the thickness sum of antistatic frp layer.The antistatic frp layer is by anticorrosive coat
24 and glass fiber enhancement layer 25 form, glass fiber enhancement layer 25 is arranged between flowline 7 or exhaust tube 8 and anticorrosive coat 24.Institute
The resistivity on the surface of anticorrosive coat 24 is stated between 106~107Between Ω .m, the glass fiber enhancement layer 25 is mixed by 1 ~ 10 carbon fiber
It is then wound around in glass fibre on flowline 7 or exhaust tube 8.Antistatic fiberglass outside flowline 7 and exhaust tube 8
Layer, can prevent nozzle and other objects from electrostatic occurs and triggers safety problem, wherein anticorrosive coat 24 can protect flowline 7 or
Exhaust tube 8 is not corroded by oil plant.
When there is automobile fuel filler, the valve 1 on one of oil gas desorption tank 5 is opened, nozzle is put into automobile oil
Start to refuel at the oil filler of case, now seal closure 10 blocks the oil filler of automotive oil tank, then starts switch 9, vavuum pump one
11 and vavuum pump 2 13 work simultaneously, vavuum pump 1 by gasoline out of oil storage tank 1 through the oiling between oil storage tank 1 and nozzle
Pipe is extracted at flowline 7, and now the air pressure in oil storage tank 1 reduces, and the helium in inert gas tank 2 is initially entered in oil storage tank 1,
On the other hand, the oil gas in automotive oil tank is extracted into condenser 4 by vavuum pump 2 13 through exhaust tube 8, oil return pipe, in the process
The and gas flow meter 1 of fluid flowmeter 12 monitors the flow velocity of gasoline and oil gas respectively, and the flow velocity monitored is transferred into control
Device processed, when the flow velocity of the oil gas monitored is more than the flow velocity of gasoline, controller control electric control valve 15 reduces aperture, works as prison
When the flow velocity of the oil gas measured is less than the flow velocity of gasoline, controller control electric control valve 15 increases aperture.Condenser 4 is to entering
Its internal oil gas carries out cooling liquid, and the mixture of gasoline and oil gas after liquefaction, which is entered in gs-oil separator 3, to be divided
From the gasoline after separation is extracted into oil storage tank 1 through vavuum pump 3 16, and the oil gas after separation enters in oil gas desorption tank 5, due to oil
Activated carbon in the attached tank 5 of qi exhaustion has a higher limit when absorbing oil gas, and gas flowmeter 2 18, which is used to monitor, enters oil gas
The oil and gas content being desorbed in tank 5, the oil gas avoided enter into oil gas desorption tank 5 exceed its higher limit, and gas flowmeter 2 18 will supervise
The data measured are transferred to controller, controller by the numerical value of reception compared with its higher limit stored, when what is received
When numerical value is equal to or more than higher limit, controller control warning device 22 provides warning message, reminds staff to close corresponding
Oil gas desorption tank 5 valve 1, open valve 2 19, open vavuum pump 4 21, vavuum pump 4 21 takes out the oil gas of absorption
Cooling liquid is carried out into condenser 4, while opens the valve 1 of another oil gas desorption tank 5, is desorbed another oil gas
Tank 5 is worked on, and the mixed gas after being finally desorbed is drained into air through exhaust outlet 20.When the gasoline of recovery in oil storage tank 1
When reaching a certain amount of, the pressure in oil storage tank 1 can increase, and now inert gas tank 2 again can return the helium in oil storage tank 1
Receive, so as to reduce the pressure in oil storage tank 1.The utility model realizes exchanges Ratio control in optimum value by oil gas, keeps away simultaneously
Safety problem caused by having exempted from electrostatic phenomenon possibility.
To sum up, the utility model produces a desired effect.
Claims (8)
- A kind of 1. gas station oil gas retracting device with electrostatic-proof function, it is characterised in that：Including oil storage tank, inert gas Tank, gs-oil separator, nozzle, condenser and two or more oil gas desorption tank, the nozzle include handle portion, gone out Oil pipe and exhaust tube, handle portion are provided with switch, and the inert gas tank is connected with oil storage tank, and oil storage tank is by oil filling pipe with adding The flowline connection of oil gun, the oil filling pipe between oil storage tank and nozzle are provided with vavuum pump one and fluid flowmeter, nozzle Exhaust tube connected by the entrance of oil return pipe and condenser, the oil return pipe between nozzle and condenser is provided with vavuum pump 2nd, gas flowmeter one and electric control valve, the outlet of condenser and the entrance of gs-oil separator connect, the vapour of gs-oil separator Oil export is connected by oil pipe with oil storage tank, and the oil pipe between gs-oil separator and oil storage tank is provided with vavuum pump three, oil gas point Oil gas vent from device is connected by Oil/Gas Pipe with the entrance of oil gas desorption tank, the oil between gs-oil separator and oil gas desorption tank Tracheae is provided with the and gas flow meter two of valve one, and each oil gas desorption tank is connected by Oil/Gas Pipe, valve two with condenser, Oil gas desorption tank also be connected with exhaust outlet, is equipped with warning device on each oil gas desorption tank, oil gas desorption tank and condenser it Between Oil/Gas Pipe be provided with vavuum pump four, the gas flowmeter one, electric control valve, gas flowmeter two, fluid flowmeter It is connected with warning device with controller, antistatic frp layer is provided with outside the flowline and exhaust tube of the nozzle, is prevented Static glass steel layer tight is on the outside of flowline and exhaust tube.
- A kind of 2. gas station oil gas retracting device with electrostatic-proof function as claimed in claim 1, it is characterised in that：It is described Gas in inert gas tank is helium.
- A kind of 3. gas station oil gas retracting device with electrostatic-proof function as claimed in claim 1, it is characterised in that：It is described Sorbing material in oil gas desorption tank is activated carbon.
- A kind of 4. gas station oil gas retracting device with electrostatic-proof function as claimed in claim 1, it is characterised in that：It is described Warning device is buzzer.
- A kind of 5. gas station oil gas retracting device with electrostatic-proof function as claimed in claim 1, it is characterised in that：It is described Antistatic frp layer extends one section of protection section more to flowline and pumping pipe end, and the thickness of section is protected on the flowline Protect the thickness of section to be equal to equal to the pipe thickness and the thickness sum of antistatic frp layer of flowline, on the exhaust tube to take out The pipe thickness of tracheae and the thickness sum of antistatic frp layer.
- A kind of 6. gas station oil gas retracting device with electrostatic-proof function as claimed in claim 1, it is characterised in that：It is described Antistatic frp layer is made up of anticorrosive coat and glass fiber enhancement layer, and glass fiber enhancement layer is arranged on flowline or exhaust tube with preventing Between rotten layer.
- A kind of 7. gas station oil gas retracting device with electrostatic-proof function as claimed in claim 6, it is characterised in that：It is described The resistivity of anti-corrosion layer surface is between 106~107Between Ω .m, the glass fiber enhancement layer is blended in glass by 1 ~ 10 carbon fiber It is then wound around in fiber on flowline or exhaust tube.
- A kind of 8. gas station oil gas retracting device with electrostatic-proof function as claimed in claim 1, it is characterised in that：It is described Flowline and exhaust tube are provided with seal closure in the opening position close to handle portion, and seal closure is shaped as paraboloidal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720599952.9U CN206970198U (en) | 2017-05-26 | 2017-05-26 | A kind of gas station oil gas retracting device with electrostatic-proof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720599952.9U CN206970198U (en) | 2017-05-26 | 2017-05-26 | A kind of gas station oil gas retracting device with electrostatic-proof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206970198U true CN206970198U (en) | 2018-02-06 |
Family
ID=61411038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720599952.9U Expired - Fee Related CN206970198U (en) | 2017-05-26 | 2017-05-26 | A kind of gas station oil gas retracting device with electrostatic-proof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206970198U (en) |
-
2017
- 2017-05-26 CN CN201720599952.9U patent/CN206970198U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180206 Termination date: 20210526 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |