CN207876496U - A kind of underground oil tank of gasoline station of automatic adjustment pressure inside the tank - Google Patents
A kind of underground oil tank of gasoline station of automatic adjustment pressure inside the tank Download PDFInfo
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- CN207876496U CN207876496U CN201820265347.2U CN201820265347U CN207876496U CN 207876496 U CN207876496 U CN 207876496U CN 201820265347 U CN201820265347 U CN 201820265347U CN 207876496 U CN207876496 U CN 207876496U
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Abstract
The utility model discloses a kind of underground oil tank of gasoline station of automatic adjustment pressure inside the tank, including tank body, oil inlet pipe, flowline and regulation component, the regulation component includes pressure-regulating pipe and compensator, relief piston is equipped in pressure-regulating pipe, relief piston can be in pressure-regulating pipe on, lower slider, relief piston is internally provided with gas channel, the side wall of pressure-regulating pipe is equipped with low pressure through-hole and high pressure through-hole, compensator is close to the pressure-regulating pipe, the side wall of compensator is provided with low pressure stomata and high pressure stomata, the top of compensator is connected to exhaust pipe, coiled pipe is connected above exhaust pipe, Non-return air valve is connected above coiled pipe, the side wall of compensator is additionally provided with pressure regulation cylinder, sliding block is equipped in pressure regulation cylinder, the bottom of pressure regulation cylinder is equipped with outlet tube.The underground oil tank of gasoline station of automatic adjustment pressure inside the tank described in the utility model can realize that braking is adjusted according to the size of air pressure in tank body, keep air pressure and atmospheric pressure in tank to be essentially equal, improve the safety of oil storage tank.
Description
Technical field
The utility model is related to oil storage tank equipment technical field more particularly to a kind of gas stations of automatic adjustment pressure inside the tank
Buried tank.
Background technology
Oil storage tank is the important equipment for oil in storage, it is widely used in the fields such as chemical industry, petrochemical industry, storage and transportation.It is right
The management of the parameters such as oil storage liquid level, temperature and pressure in oil storage tank, oil product and safety for oil storage tank all have very heavy
The meaning wanted.
The pressure of gas-phase space is the important indicator of oil storage tank security performance in tank body, is usually adopted to pressure in tank body at present
It is adjusted with pressure valve and pressure sensor, but relief valve pressure release can cause being largely lost for oil gas in tank body, cause to waste；Pressure
Force snesor belongs to electric equipment products, works under oil and gas environments for a long time, and measurement sensitivity is easy to be gradually reduced, and influences test essence
Degree, there are security risks.
Utility model content
Based on above-mentioned technical problem, the utility model provides a kind of gas station's underground oil storage of automatic adjustment pressure inside the tank
Tank, including tank body, oil inlet pipe, flowline and regulation component, the tank body is embedded and below ground, tank body are equipped with the oil inlet
Pipe and the flowline, more than ground, tank inner chamber bottom is stretched into lower section for the top of oil inlet pipe；The top of the flowline exists
More than ground, tank inner chamber bottom is stretched into lower section；The oil inlet pipe is equipped with inlet valve, and flowline is equipped with delivery valve, described
Regulation component includes pressure-regulating pipe and compensator, and the pressure-regulating pipe is set to the top of the tank body, the inner cavity of pressure-regulating pipe and
Tank inner chamber is connected to, and relief piston is equipped in pressure-regulating pipe, and the relief piston side is coated with rubber layer, the rubber layer patch
The inner wall of the tight pressure-regulating pipe, the relief piston can above and below slide in pressure-regulating pipe, and pressure-regulating pipe intracavity bottom is set
There are baffle ring, relief piston to be internally provided with gas channel, one end of the gas channel extends to the bottom surface of relief piston, another
End extends to the outer surface of the rubber layer, and the side wall of pressure-regulating pipe is equipped with low pressure through-hole and high pressure through-hole, the gas channel
It can be connected to low pressure through-hole or high pressure through-hole, the top of the pressure-regulating pipe is closed by first flange lid lid to be closed；The tune
Pressure tank is close to the pressure-regulating pipe, and the side wall of compensator is provided with low pressure stomata and high pressure stomata, the low pressure stomata and described low
Through-hole is pressed to be aligned, the high pressure stomata and the high pressure through-hole are aligned, the top connection exhaust pipe of compensator, on the exhaust pipe
Side's connection coiled pipe, the coiled pipe top connect Non-return air valve, and the side wall of compensator is additionally provided with pressure regulation cylinder, the pressure regulation gas
The inner cavity of cylinder is connected to compensator inner cavity by pressure regulation through-hole, and sliding block is equipped in pressure regulation cylinder, and the sliding block is close to pressure regulation cylinder
Inner wall, sliding block can slide in pressure regulation cylinder, and the size of sliding block is more than the size of the pressure regulation through-hole, the end of pressure regulation cylinder
End is closed by second flange lid lid, and through-hole is machined on the second flange lid, and the bottom of the pressure regulation cylinder is inclined surface,
The bottommost of the inclined surface is connected with liquid outlet, is equipped with outlet tube in the liquid outlet, the outlet tube has been bent upwards arc
Shape bending section, outlet tube are equipped with out liquid shut-off valve.
Further, first flange lid lower part is equipped with bearing plate, between the bearing plate and the first flange lid
Equipped with spring and pressure sensor, the pressure sensor connects pressure alarm by data line.
Further, the junction of the pressure-regulating pipe and the tank body is equipped with filter screen.
Further, o-ring groove, the sealing ring are machined in the sliding block and pressure regulation cylinder inner wall contacting side wall
It is equipped with sealing ring in groove, sealing rubber ring is equipped between the first flange and pressure-regulating pipe.
As can be seen from the above technical solutions, the utility model has the advantages that：Automatic adjustment tank described in the utility model
The underground oil tank of gasoline station of interior pressure can realize that braking is adjusted according to the size of air pressure in tank body, keep in tank air pressure and big
Air pressure is essentially equal, and improves the safety of oil storage tank.In addition, in the prior art will be in tank body generally by relief valve
Oil gas releases to reduce the pressure of tank body, this allows for oil gas and is largely lost, and causes to waste, and the utility model is designed reasonably is kept away
The volatilization for having exempted from oil gas is lost in, and the loss of oil gas in tank is reduced while fully ensuring that safe, has saved cost, is improved
Economic benefit.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model.
Specific implementation mode
It elaborates below in conjunction with the accompanying drawings to specific embodiment of the utility model.
As shown in Figure 1, a kind of underground oil tank of gasoline station of automatic adjustment pressure inside the tank, including tank body 1, oil inlet pipe 2, go out
Oil pipe 3 and regulation component, tank body 1 is embedded and below ground, tank body 1 are equipped with oil inlet pipe 2 and flowline 3, are respectively used to tank
Internal oiling and oil is taken, more than ground, 1 intracavity bottom of tank body is stretched into lower section for the top of oil inlet pipe 2；The top of flowline 3 exists
More than ground, 1 intracavity bottom of tank body is stretched into lower section.Oil inlet pipe 2 is equipped with inlet valve 4, the opening and closing for controlling oil inlet pipe 2；Go out
Oil pipe 3 is equipped with delivery valve 5, the opening and closing for controlling flowline 3.The regulation component is used to adjust the pressure inside tank body 1,
Including pressure-regulating pipe 6 and compensator 7.Pressure-regulating pipe 6 is set to the top of tank body 1, the inner cavity of the inner cavity and tank body 1 of pressure-regulating pipe 6
Connection, pressure-regulating pipe 6 is interior to be equipped with relief piston 8, and 8 side of relief piston is coated with rubber layer 9, and rubber layer 9 is adjacent to pressure-regulating pipe 6
Inner wall, rubber layer 9 and pressure-regulating pipe 6 to be adjacent to power moderate so that relief piston 8 can above and below be slided in pressure-regulating pipe 6
It is dynamic, and will not gas leakage, be generally used for the substances such as storage gasoline, diesel oil, therefore surge pipe for oil storage tank described in the utility model
6 inner wall of road often has oil body adherency, plays the lubricating action of the sliding of relief piston 8, is not in stuck phenomenon.Pressure-regulating pipe 6
Intracavity bottom is equipped with baffle ring 10, plays position-limiting action, prevents relief piston 8 from falling into tank body.Relief piston 8 is internally provided with oil
Gas channel 11, one end of gas channel 11 extend to the bottom surface of relief piston 8, and the other end extends to the outer surface of rubber layer 9, adjust
The side wall of pressure pipeline 11 is equipped with low pressure through-hole 12 and high pressure through-hole 13, and gas channel 11 can be with low pressure through-hole 12 or high pressure through-hole
13 alignment connections, when air pressure is excessively high in tank body 1, air pressure is withstood relief piston 8 and is moved up, and the lower part of rubber layer 9 blocks
The low pressure through-hole 12, the air pressure in tank body 1 are gushed by gas channel 11 and high pressure through-hole 13；(the phase when negative pressure in tank body 1
Than in external atmosphere pressure), relief piston 8 is slid onto bottom for gravity and baffle ring 10 contacts, at this time gas channel 11
It is connected to low pressure through-hole 12, gas enters by gas channel 11 and low pressure through-hole 12 in tank body 1 from compensator 7, improves tank body 1
Interior air pressure reaches pressure regulation effect.The top of pressure-regulating pipe 6 is covered by first flange lid 14 and closes closing, prevents oil gas from revealing.It adjusts
The junction of pressure pipeline 6 and tank body 1 is equipped with filter screen 33 so that could be dripped after filtering in the oil droplet of pressure-regulating pipe wall condensation
Enter in tank body 1.Compensator 7 is close to pressure-regulating pipe 6, and the side wall of compensator 7 is provided with low pressure stomata 15 and high pressure stomata 16, low pressure gas
Hole 15 and low pressure through-hole 12 are aligned, and high pressure stomata 16 and high pressure through-hole 13 are aligned.The top of compensator 7 is connected to exhaust pipe 17, row
17 top of tracheae connects coiled pipe 18, and partial coagulation is passed back at oil droplet in compensator 7 when oil gas passes through coiled pipe 18, is reduced
The loss of oil gas.18 top of coiled pipe connects Non-return air valve 19, and gas can only be flowed out out of coiled pipe by Non-return air valve 19, outside
Boundary's air cannot be flowed by Non-return air valve 19 in coiled pipe.The side wall of compensator 7 is additionally provided with pressure regulation cylinder 20, pressure regulation cylinder 20
Inner cavity be connected to by pressure regulation through-hole 21 with 7 inner cavity of compensator, sliding block 22 is equipped in pressure regulation cylinder 20, sliding block 22 is close to pressure regulation gas
The inner wall of cylinder 20, sliding block 22 can be free to slide in pressure regulation cylinder.Identical as pressure-regulating pipe 6,20 inner wall of pressure regulation cylinder is also normal
There is oil body adherency, these adherency oil bodies play the lubricating action of sliding block 22 and pressure regulation cylinder 20.The size of sliding block 22, which is more than, to be adjusted
The size of through-hole 21, anti-limited slip block 22 is pressed to fall into compensator 7；The end of pressure regulation cylinder 20 is covered by second flange lid 23 and is closed,
It is machined with through-hole on second flange lid 23.The bottom of pressure regulation cylinder 20 is inclined surface 24, and the bottommost of inclined surface 24 is connected with
Liquid outlet 25, liquid outlet 25 is interior to be equipped with outlet tube 26, and outlet tube 26 has been bent upwards arc-shaped curvature portion 27, and outlet tube 26 is equipped with
Go out liquid shut-off valve 28.The bottom that the oil droplet in coiled pipe or in compensator 7 is back to compensator is condensed in, outlet tube stream can be passed through
Go out collection to reuse or in other commercial Application.Arc-shaped curvature portion 27 is designed, ensure that the liquid level in compensator is necessary
It can just be flowed out from outlet tube 26 when reaching certain height, so that the state that liquid outlet 25 is blocked in fluid forever,
Prevent outside air from being flowed into compensator 7 from outlet tube.
When pressure is excessive in tank body 1, and coiled pipe 18 blocks or the damage of Non-return air valve 19 causes to be vented unsmooth, it is easy to make
At danger, it is based on this, the present embodiment is equipped with bearing plate 29, bearing plate 29 and first flange lid in 14 lower part of first flange lid
Spring 30 and pressure sensor 31 are equipped between 14, pressure sensor 31 connects pressure alarm 32 by data line.Work as tank body
When the jack-up of senior general's relief piston 8 is crossed in air pressure, relief piston 8 generates pressure to bearing plate 29, and pressure sensor 31 in real time hold by detection
Pressure value that pressing plate 29 is subject to simultaneously is transmitted to pressure alarm 32, when pressure value is more than the dangerous values that pressure alarm 32 is set
When, alarm is sent out, staff's timely processing is reminded.
To ensure the reliability of sealing, as a preferred solution, on sliding block 22 and pressure regulation cylinder inner wall contacting side wall
It is machined with o-ring groove (not represented in figure), sealing ring (not represented in figure), first flange are equipped in o-ring groove
Sealing rubber ring is equipped between pressure-regulating pipe.
In use, working as in tank body 1, air pressure is relatively low, and gas channel 11 is connected to low pressure through-hole 12, the gas stream in compensator 7
Enter in tank body 1, tank body is pressurized, while sliding block 22 slides to the left for atm higher so that the air pressure in compensator
Maintain an equal level with ambient pressure.When air pressure is higher in tank body 1, gas channel 11 is connected to high pressure through-hole 13, the oil gas in tank body into
Enter in compensator so that the air pressure in compensator 7 improves, promotion sliding block 22 moves right, and balances compensator and ambient pressure.When
When air pressure is excessively high in tank body 1, sliding block 22 is moved to rightmost and can not further move, and the air pressure in compensator 7 also increases, open-top
Non-return air valve 19, oil gas are gushed by coiled pipe from Non-return air valve 19, ensure that the safety of oil storage tank.
Technical solution provided by the utility model is described in detail above, for the general technology people of this field
Member, based on the idea of the embodiment of the present invention, there will be changes in the specific implementation manner and application range, to sum up institute
It states, the content of the present specification should not be construed as a limitation of the present invention.
Claims (4)
1. a kind of underground oil tank of gasoline station of automatic adjustment pressure inside the tank, which is characterized in that including tank body, oil inlet pipe, fuel-displaced
Pipe and regulation component, the tank body is embedded and below ground, tank body are equipped with the oil inlet pipe and the flowline, oil inlet pipe
More than ground, tank inner chamber bottom is stretched into lower section for top；More than ground, lower section is stretched into tank body for the top of the flowline
Bottom of chamber portion；The oil inlet pipe is equipped with inlet valve, and flowline is equipped with delivery valve, and the regulation component includes pressure-regulating pipe and tune
Tank, the pressure-regulating pipe is pressed to be set to the top of the tank body, the inner cavity of pressure-regulating pipe is connected to tank inner chamber, is set in pressure-regulating pipe
There are relief piston, the relief piston side to be coated with rubber layer, the rubber layer is adjacent to the inner wall of the pressure-regulating pipe, described
Relief piston can above and below slide in pressure-regulating pipe, and pressure-regulating pipe intracavity bottom is equipped with baffle ring, and relief piston is internally provided with
One end of gas channel, the gas channel extends to the bottom surface of relief piston, and the other end extends to the appearance of the rubber layer
The side wall in face, pressure-regulating pipe is equipped with low pressure through-hole and high pressure through-hole, and the gas channel can be with low pressure through-hole or high pressure through-hole
Connection, the top of the pressure-regulating pipe is closed by first flange lid lid to be closed；The compensator is close to the pressure-regulating pipe, pressure regulation
The side wall of tank is provided with low pressure stomata and high pressure stomata, the low pressure stomata and low pressure through-hole alignment, the high pressure stomata and
The high pressure through-hole is aligned, the top connection exhaust pipe of compensator, connection coiled pipe above the exhaust pipe, on the coiled pipe
Side's connection Non-return air valve, the side wall of compensator are additionally provided with pressure regulation cylinder, and the inner cavity and compensator inner cavity of the pressure regulation cylinder pass through
Pressure regulation through-hole is connected to, and sliding block is equipped in pressure regulation cylinder, and the sliding block is close to the inner wall of pressure regulation cylinder, and sliding block can be in pressure regulation cylinder
Interior sliding, the size of sliding block are more than the size of the pressure regulation through-hole, and the end of pressure regulation cylinder is closed by second flange lid lid, described
Through-hole is machined on second flange lid, the bottom of the pressure regulation cylinder is inclined surface, and the bottommost of the inclined surface is connected with
Liquid outlet, the liquid outlet is interior to be equipped with outlet tube, and the outlet tube has been bent upwards arc-shaped curvature portion, and outlet tube is equipped with out liquid
Shut-off valve.
2. a kind of underground oil tank of gasoline station of automatic adjustment pressure inside the tank according to claim 1, which is characterized in that institute
It states first flange lid lower part and is equipped with bearing plate, spring and pressure sensing are equipped between the bearing plate and the first flange lid
Device, the pressure sensor connect pressure alarm by data line.
3. a kind of underground oil tank of gasoline station of automatic adjustment pressure inside the tank according to claim 1, which is characterized in that institute
The junction for stating pressure-regulating pipe and the tank body is equipped with filter screen.
4. a kind of underground oil tank of gasoline station of automatic adjustment pressure inside the tank according to claim 1, which is characterized in that institute
It states and is machined with o-ring groove in sliding block and pressure regulation cylinder inner wall contacting side wall, sealing ring, institute are equipped in the o-ring groove
It states and is equipped with sealing rubber ring between first flange and pressure-regulating pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820265347.2U CN207876496U (en) | 2018-02-24 | 2018-02-24 | A kind of underground oil tank of gasoline station of automatic adjustment pressure inside the tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820265347.2U CN207876496U (en) | 2018-02-24 | 2018-02-24 | A kind of underground oil tank of gasoline station of automatic adjustment pressure inside the tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207876496U true CN207876496U (en) | 2018-09-18 |
Family
ID=63497407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820265347.2U Active CN207876496U (en) | 2018-02-24 | 2018-02-24 | A kind of underground oil tank of gasoline station of automatic adjustment pressure inside the tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207876496U (en) |
-
2018
- 2018-02-24 CN CN201820265347.2U patent/CN207876496U/en active Active
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