CN215665113U - Liquid sealing oil pouring device for underground oil stain tank - Google Patents
Liquid sealing oil pouring device for underground oil stain tank Download PDFInfo
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- CN215665113U CN215665113U CN202121557721.4U CN202121557721U CN215665113U CN 215665113 U CN215665113 U CN 215665113U CN 202121557721 U CN202121557721 U CN 202121557721U CN 215665113 U CN215665113 U CN 215665113U
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Abstract
The utility model relates to a liquid seal oil pouring device of an underground oil stain tank, which comprises an oil pouring port, an oil storage tank and the underground oil stain tank, wherein an oil falling pipe is connected between the oil pouring port and the oil storage tank, and the liquid seal oil pouring device is characterized in that: a control valve is arranged on the oil dropping pipe at the lower end of the oil pouring port; a vertical partition plate is arranged in the oil storage tank, the partition plate divides the interior of the oil storage tank into a left oil storage chamber and a right oil storage chamber, and the upper ends of the two oil storage chambers are communicated; the lower end of the oil dropping pipe extends into the lower end of the oil level of the oil storage chamber on the left side, the height between the bottom of the oil dropping pipe and the top parallel and level position of the partition plate is set to be L1, the height between the top parallel and level position of the partition plate and the height of the oil dropping pipe between the lower ends of the control valves is set to be L2, and the volume of the oil storage chamber on the left side of the partition plate is larger than the sum of the volume of L1 and L2 in the oil dropping pipe and is used for ensuring the volume of solution of liquid seal. The utility model effectively prevents the flare gas from flowing backwards and flowing backwards, reduces the field odor emission and improves the field operation environment.
Description
Technical Field
The utility model relates to an oil pouring device, in particular to a liquid seal oil pouring device for an underground oil stain tank.
Background
The petrochemical industry generally all will set up underground sump oil jar for dirty oil components such as petrol, diesel oil that the recovery machine pump pressure release or overhaul produced, its unloading pipeline has two, and one is high-order blow-down pipe, and one is the connection low pressure gas torch line, generally uses high-order blow-down pipe when the oil operation is fallen in the past, and the oil operation is normal. Along with the upgrading of the national environmental protection management and control requirements, the discharge of unorganized peculiar smell is not allowed, and the underground sump oil tank emptying system is changed into a torch pipe network. The produced dirty oil is poured into the tank, and the original oil pouring device is simple, so that flare gas is easy to flow back during oil pouring, and oil is not smooth, so that the operation time is increased, and the hidden danger of a large safety worker is brought. The oil pouring device is improved through actual operation and theoretical calculation, and the liquid-sealed oil pouring device for the underground dirty oil tank is invented.
Disclosure of Invention
The utility model provides a liquid seal oil pouring device for an underground oil stain tank, aiming at overcoming the defects of the technical problems.
The utility model relates to a liquid seal oil pouring device of an underground sump oil tank, which comprises an oil pouring port, an oil storage tank and the underground sump oil tank, wherein an oil dropping pipe is connected between the oil pouring port and the oil storage tank, and the liquid seal oil pouring device is characterized in that: a control valve is arranged on the oil dropping pipe at the lower end of the oil pouring port; a vertical partition plate is arranged in the oil storage tank, the partition plate divides the interior of the oil storage tank into a left oil storage chamber and a right oil storage chamber, and the upper ends of the two oil storage chambers are communicated; the lower end of the oil dropping pipe extends into the lower end of the oil level of the oil storage chamber on the left side, the height between the bottom of the oil dropping pipe and the top parallel and level position of the partition plate is set to be L1, the height between the top parallel and level position of the partition plate and the height of the oil dropping pipe between the lower ends of the control valves is set to be L2, and the volume of the oil storage chamber on the left side of the partition plate is larger than the sum of the volume of L1 and L2 in the oil dropping pipe and is used for ensuring the volume of solution of liquid seal.
The oil storage tank right side the lower extreme of oil storage chamber be connected with horizontal oil outlet pipe, the underground greasy dirt jar on be connected with vertical oil inlet pipe way, oil outlet pipe says and links to each other with oil inlet pipe, oil outlet pipe says and is provided with pi type return bend with oil inlet pipe's junction for prevent that light oil from empting the in-process vaporization and producing the air lock, it is not smooth to lower oil.
The height of the pi-shaped elbow is smaller than half of the height of the partition plate, and the pi-shaped elbow is used for ensuring the storage capacity of the oil storage tank.
The bottom of the oil inlet pipeline is arranged at the lower end of the oil liquid level of the underground oil stain tank, and a gate valve is arranged on the oil inlet pipeline.
The top of the oil storage tank is connected with a first connecting pipe which is used for connecting with a torch gas pipe to balance the pressure in the oil storage tank; a gate valve is arranged on the first connecting pipe.
The underground oil stain tank is connected with a second connecting pipe which is used for being connected with a flare gas pipe to balance the pressure in the underground oil stain tank; a gate valve is arranged on the second connecting pipe.
The underground oil stain tank is connected with a dirty oil pump connecting pipe, and a gate valve is arranged on the dirty oil pump connecting pipe.
The underground oil stain tank is connected with a high-level vent pipe, and a gate valve is arranged on the high-level vent pipe.
Compared with the prior art, the utility model has the beneficial effects that:
(1) the oil storage tank is provided with the liquid seal partition plate, so that the flare gas is effectively prevented from flowing backwards, the field odor emission is reduced, and the field operation environment is improved.
(2) The outflow pipe is provided with the pi-shaped bent pipe, so that air resistance generated by vaporization of the light oil in the operation process is effectively prevented, smooth circulation of the oil is ensured, and the operation efficiency is improved.
(3) The oil storage tank and the underground oil stain tank are both provided with connecting pipes connected with the torch gas pipe, so that the toxic gas leakage of the torch gas is reduced, and the potential safety hazard in the operation process is eliminated.
Drawings
Fig. 1 is a schematic structural diagram of a liquid seal oil pouring device of an underground sump oil tank.
In the figure: 1 oil discharge port, 2 control valves, 3 oil pipes, 4 oil storage tanks, 5 first connecting pipes, 6 pi type return bends, 7 high-order blow-down pipes, 8 second connecting pipes, 9 dirty oil pump connecting pipes, 10 oil outlet pipelines, 11 oil inlet pipelines, 12 underground oil stain tanks and 13 partition plates.
Detailed Description
The utility model is further described with reference to the following figures and examples.
As shown in fig. 1, the structural schematic diagram of the liquid seal oil pouring device for the underground oil stain tank of the utility model is given, and the liquid seal oil pouring device for the underground oil stain tank comprises an oil pouring port 1, an oil storage tank 4 and an underground oil stain tank 12, wherein an oil dropping pipe 3 is connected between the oil pouring port 1 and the oil storage tank 4, and a control valve 2 is arranged on the oil dropping pipe at the lower end of the oil pouring port 1. The oil storage tank is made of a seamless steel pipe with the diameter of 600mm, and the height of the oil storage tank is set to be 1000 mm. The oil dropping pipe is made of DN80 seamless steel pipe, and the height of the oil dropping pipe at the lower end of the control valve 2 is set to be 1.5 m.
A vertical partition plate 13 is arranged in the oil storage tank 4, the partition plate 13 divides the interior of the oil storage tank 4 into a left oil storage chamber and a right oil storage chamber, the upper ends of the two oil storage chambers are communicated, the height of the partition plate 13 is set to be 500mm, and the section chord length of the partition plate is 400 mm. The lower end of the oil dropping pipe 3 extends into the lower end of the oil level of the oil storage chamber on the left side, and the distance between the bottom of the oil dropping pipe 3 and the bottom of the oil storage tank 4 is 100 mm. The height between the bottom of the oil falling pipe 3 and the top parallel and level position of the partition plate 13 is set to be L1, L1 is 400mm, the height of the oil falling pipe 3 between the top parallel and level position of the partition plate 3 and the lower end of the control valve 2 is set to be L2, the volume of the oil storage chamber on the left side of the partition plate 3 is larger than the sum of the volume of L1 and L2 in the oil falling pipe 3, the liquid volume for ensuring liquid seal is used for ensuring the liquid column pressure generated by the pressure of a customer service torch, the pressure of a general torch is 7KPa at the highest, the liquid seal height generated on the left side of the partition plate is relied on, and the gas torch is prevented from being reversely connected to the oil pouring port 1.
When the oil in the oil storage chamber on the left side of the partition plate 13 is filled to the height of the partition plate, the oil storage chamber on the left side of the partition plate 13 flows to the oil storage chamber on the right side of the partition plate 13, and the oil storage chamber on the left side of the partition plate 13 forms a liquid seal chamber, so that the flare gas is effectively prevented from flowing backwards.
The lower extreme of the oil storage chamber on oil storage tank 4 right side is connected with horizontal oil outlet pipe 10, is connected with vertical oil inlet pipe 11 on the underground greasy dirt jar 12, and oil outlet pipe 10 links to each other with oil inlet pipe 11, and the department that links to each other of oil outlet pipe 10 and oil inlet pipe 11 is provided with pi type return bend 6, makes and is full of fluid in the oil outlet pipe 10 that flows all the time for prevent that light oil from empting the in-process vaporization and producing the air lock, it is not smooth to lower the oil. The pi-shaped pipe is made of DN100 seamless steel pipe, and the height of the pi-shaped bent pipe 6 is smaller than the common height of the partition plate, so that the storage elasticity of the oil storage tank is ensured.
The bottom of the oil inlet pipeline 11 is arranged at the lower end of the oil liquid level of the underground oil stain tank 12, so that the phenomenon that the flare gas is reversely mixed to influence the oil inlet of the oil inlet pipeline 11 is prevented. And a gate valve is arranged on the oil inlet pipeline 11 and used for controlling the oil inlet amount of the underground oil stain tank 12.
The top of the oil storage tank 4 is connected with a first connecting pipe 5 which is used for connecting with a flare gas pipe, balancing the pressure in the oil storage tank and ensuring the pressure balance in the oil storage tank 4. A gate valve is arranged on the first connecting pipe 5 for pressure regulation in the oil storage tank 4.
And the underground oil stain tank 12 is connected with a second connecting pipe 8 which is used for connecting with a flare gas pipe to balance the pressure in the underground oil stain tank. And a gate valve is arranged on the second connecting pipe and used for adjusting the pressure in the underground oil stain tank 12.
Be connected with sump oil pump connecting pipe 9 on the underground oil dirt jar 12, the bottom of sump oil pump connecting pipe 9 sets up under the liquid level of underground oil dirt jar 12, is provided with floodgate formula valve on the sump oil pump connecting pipe 9, and when underground oil dirt jar 12 was filled with, open floodgate formula valve, sump oil pump was taken out to sump oil in the underground oil dirt jar 12.
The underground oil stain tank 12 is connected with a high-level vent pipe 7, the high-level vent pipe 7 is provided with a gate valve, and the gate valve on the high-level vent pipe 7 is normally closed and is opened unless an emergency fault occurs.
In the utility model, the diameters of the oil outlet pipeline 10 and the oil inlet pipeline 11 are larger than the diameter of the oil dropping pipe 3, which is beneficial to discharging dirty oil in the oil storage tank 4.
Claims (8)
1. The utility model provides an underground oil stain jar liquid seal oil pouring device, includes oil pouring port (1), oil storage tank (4) and underground oil stain jar (12), is connected with oil pipe (3), its characterized in that between oil pouring port and the oil storage tank: a control valve (2) is arranged on the oil dropping pipe at the lower end of the oil pouring port; a vertical partition plate (13) is arranged in the oil storage tank, the partition plate divides the interior of the oil storage tank into a left oil storage chamber and a right oil storage chamber, and the upper ends of the two oil storage chambers are communicated; the lower end of the oil dropping pipe extends into the lower end of the oil level of the oil storage chamber on the left side, the height between the bottom of the oil dropping pipe and the top parallel and level position of the partition plate is set to be L1, the height between the top parallel and level position of the partition plate and the height of the oil dropping pipe between the lower ends of the control valves is set to be L2, and the volume of the oil storage chamber on the left side of the partition plate is larger than the sum of the volume of L1 and L2 in the oil dropping pipe and is used for ensuring the volume of solution of liquid seal.
2. The underground oil stain tank liquid seal oil pouring device according to claim 1, characterized in that: the lower extreme of the oil storage chamber on oil storage tank right side be connected with horizontal oil outlet pipe (10), underground greasy dirt jar (12) on be connected with vertical oil inlet pipe way (11), oil outlet pipe says and advances oil pipe and links to each other, oil outlet pipe says and advances oil pipe's department of linking to each other and is provided with pi type return bend (6) for prevent that light oil from empting the in-process vaporization and producing the air lock, the oil discharge is not smooth.
3. The underground oil stain tank liquid seal oil pouring device according to claim 2, characterized in that: the height of the pi-shaped elbow is smaller than half of the height of the partition plate, and the pi-shaped elbow is used for ensuring the storage capacity of the oil storage tank.
4. The underground oil stain tank liquid seal oil pouring device according to claim 2, characterized in that: the bottom of the oil inlet pipeline is arranged at the lower end of the oil liquid level of the underground oil stain tank, and a gate valve is arranged on the oil inlet pipeline.
5. The underground oil stain tank liquid seal oil pouring device according to claim 1 or claim 2, characterized in that: the top of the oil storage tank is connected with a first connecting pipe (5) which is used for connecting with a torch gas pipe to balance the pressure in the oil storage tank; a gate valve is arranged on the first connecting pipe.
6. The underground oil stain tank liquid seal oil pouring device according to claim 1 or claim 2, characterized in that: the underground oil stain tank (12) is connected with a second connecting pipe (8) which is used for being connected with a torch gas pipe to balance the pressure in the underground oil stain tank; a gate valve is arranged on the second connecting pipe.
7. The underground oil stain tank liquid seal oil pouring device according to claim 1 or claim 2, characterized in that: the underground oil stain tank is connected with a dirty oil pump connecting pipe (9), and a gate valve is arranged on the dirty oil pump connecting pipe.
8. The underground oil stain tank liquid seal oil pouring device according to claim 1 or claim 2, characterized in that: the underground oil stain tank is connected with a high-level vent pipe (7), and a gate valve is arranged on the high-level vent pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121557721.4U CN215665113U (en) | 2021-07-09 | 2021-07-09 | Liquid sealing oil pouring device for underground oil stain tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121557721.4U CN215665113U (en) | 2021-07-09 | 2021-07-09 | Liquid sealing oil pouring device for underground oil stain tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215665113U true CN215665113U (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121557721.4U Active CN215665113U (en) | 2021-07-09 | 2021-07-09 | Liquid sealing oil pouring device for underground oil stain tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215665113U (en) |
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2021
- 2021-07-09 CN CN202121557721.4U patent/CN215665113U/en active Active
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