CN210084088U - Skid-mounted storage tank oil inlet device - Google Patents
Skid-mounted storage tank oil inlet device Download PDFInfo
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- CN210084088U CN210084088U CN201920733245.3U CN201920733245U CN210084088U CN 210084088 U CN210084088 U CN 210084088U CN 201920733245 U CN201920733245 U CN 201920733245U CN 210084088 U CN210084088 U CN 210084088U
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- storage tank
- oil
- oil inlet
- skid
- inlet pipeline
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Abstract
The utility model provides a skid-mounted storage tank oil feeding device, relates to storage tank technical field, and this skid-mounted storage tank oil feeding device is including setting up the oil inlet pipeline in the storage tank inside, and the inside downside of storage tank is the storage tank tunnel, and the oil outlet end of oil inlet pipeline extends to the storage tank tunnel, the oil inlet pipeline has the anti-backflow bend section that is higher than the high liquid level position of the fluid in the storage tank inside on, the anti-backflow bend section is the U-shaped of inversion, M shape, W shape or Z shape, the one-way valve that is used for making fluid discharge the storage tank from the oil inlet pipeline and can not make fluid reverse flow is installed to the oil outlet end of oil inlet pipeline, and the oil inlet pipeline that lies in between anti-backflow bend section and the oil outlet end of oil inlet pipeline switches on has first stainless steel bellows festival; because the height that prevents the backflow bend section is greater than the liquid level of fluid, consequently lie in the fluid of storage tank can not cross the prevention of backflow bend section and finally enter into the oil pump because of the refluence phenomenon in, avoided fluid water clock phenomenon, improved the security performance.
Description
Technical Field
The utility model relates to a storage tank technical field specifically is a skid-mounted storage tank oil feed device.
Background
The storage tank is a storage container for long-distance oil and gas pipeline transmission medium, the oil storage tank at the first station of the oil pipeline is used for collecting and storing oil and ensuring the stability of the oil transmission quantity of the pipeline, and the oil storage tank at the last station is used for receiving, storing and supplying the incoming oil to an oil consumption unit.
Most of current storage tank oil feed systems all advance oil pipe by seamless, the oil pump, the component such as flange is constituteed, the oil pump stops the back, the fluid liquid level in the storage tank can be greater than the height of oil pump to seamless oil pipe that advances is also the level setting, consequently fluid can advance oil pipe refluence through seamless, and the fluid of refluence can enter into the oil pump through seamless oil pipe, and then fluid can be discharged through seamless oil pipe that advances, produces fluid hourglass phenomenon, causes the potential safety hazard.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a skid-mounted storage tank oil feed device, the fluid that aims at solving the refluence among the prior art can enter into the oil pump through seamless oil pipe, then fluid can be discharged through seamless oil pipe that advances, produces fluid hourglass phenomenon, causes the problem of potential safety hazard.
In order to achieve the above purpose, the utility model adopts the following technical scheme: skid-mounted storage tank oil feed device is including setting up the oil pipe way that advances in the storage tank inside, and the inside downside of storage tank is the storage tank tunnel, and the end that produces oil of advancing the oil pipe way extends to the storage tank tunnel, advance to have the anti-backflow bend section that is higher than the high liquid level position of the inside fluid of storage tank on the oil pipe way.
The backflow-preventing bent section is in an inverted U shape, an M shape, a W shape or a Z shape.
And the oil outlet end of the oil inlet pipeline is provided with a one-way valve which is used for discharging oil from the oil inlet pipeline out of the storage tank and preventing the oil from flowing reversely.
And a first stainless steel corrugated expansion joint is communicated with the oil inlet pipeline between the backflow-preventing bent section and the oil outlet end of the oil inlet pipeline.
The oil inlet pipeline extends out of the outer section of the storage tank and is connected with an oil inlet pump, a flow meter and a flow regulating valve are installed on the oil inlet pipeline, and the flow meter is electrically connected with the flow regulating valve through a controller.
A liquid level sensor is installed on the upper side inside the storage tank and is electrically connected with the oil inlet pump through a controller.
And a damping gasket is arranged at the lower part of the oil inlet pump.
And the oil inlet pump is communicated with the oil inlet pipeline through a second stainless steel corrugated expansion joint.
The backflow-preventing bent section is connected with the inner wall of the storage tank through a fixing piece.
The fixing piece is made of stainless steel.
The utility model has the advantages that:
1. because the height of the backflow-preventing bent section is greater than the liquid level of the oil, the oil in the storage tank cannot cross the backflow-preventing bent section and finally enter the oil pump due to the backflow phenomenon, the oil dripping phenomenon is avoided, and the safety performance is improved;
2. the flow meter is electrically connected with the flow regulating valve through the controller; the flowmeter can timely collect the liquid flow velocity in the oil inlet pipeline, when the oil flow velocity is too large or too small, the controller controls the flow regulating valve, so that the liquid flow velocity in the oil inlet pipeline is kept stable within a certain range, and if the liquid flow velocity in the oil inlet pipeline is too high, the generated static electricity is also very large, thus weakening the safety performance of the utility model, therefore, the liquid flow velocity in the oil inlet pipeline can be controlled within 4.5m/s through the arranged flow regulating valve, so that the liquid flow velocity in the oil inlet pipeline reaches the range value of a safe flow velocity;
3. when the liquid level of the oil in the storage tank is higher than a set value, the controller is controlled to control the oil inlet pump to be powered off, so that the oil is not injected into the storage tank any more, the stop time of the oil pump is automatically controlled, the liquid in the storage tank is ensured not to overflow due to overload, and the safe operation of the hazardous chemical storage tank is ensured;
4. when the oil inlet pipeline expands with heat and contracts with cold, the oil inlet pipeline can be well connected with the second stainless steel corrugated expansion joint, the connecting effect of the second stainless steel corrugated expansion joint and the oil inlet pump can not be influenced, and the problem that the joint is cracked when the oil inlet pipeline expands with heat and contracts with cold due to the direct connection of the existing oil inlet pipeline and the oil inlet pump is avoided.
Drawings
FIG. 1 is a front view of an embodiment of a skid-mounted tank fuel intake.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1, an oil inlet device of a skid-mounted storage tank comprises an oil inlet pipeline 3 arranged inside a storage tank 2, a storage tank tunnel 4 is arranged at the lower side inside the storage tank 2, and an oil outlet end of the oil inlet pipeline 3 extends to the storage tank tunnel 4; in prior art, after oil pump 7 stopped injecting fluid into storage tank 2, the fluid liquid level in storage tank 2 can be greater than oil pump 7's height to oil feed pipeline 3 also is the level setting, therefore fluid can be through 3 refluences of oil feed pipeline, and the fluid of refluence can enter into oil pump 7 through oil feed pipeline 3 in, then fluid can discharge through oil pump 7, produces fluid hourglass phenomenon, causes the potential safety hazard.
The utility model discloses in especially important, have the anti-backflow bend 1 that is higher than the high liquid level position of the inside fluid of storage tank 2 on the oil inlet pipeline 3, because the liquid level that highly is greater than fluid of anti-backflow bend 1, consequently lie in the fluid of storage tank 2 can not cross anti-backflow bend 1 because of the refluence phenomenon and finally enter into oil pump 7 in, avoided the fluid water clock phenomenon, improved the security performance.
Preferably, the shape of the backflow-preventing curved section 1 includes, but is not limited to, an inverted U shape, an M shape, a W shape, or a Z shape, and the backflow-preventing curved section 1 may have more curved paths as required, so that the oil does not completely pass through the backflow-preventing curved section 1 even if the oil enters a part of the backflow-preventing curved section 1.
Furthermore, the one-way valve 5 that is used for making fluid from 3 discharge storage tanks 2 of oil feed pipeline and can not make fluid backward flow is installed to the delivery end department of oil feed pipeline 3, through the effect of one-way valve 5, further assurance be located in the fluid of storage tank 2 can not flow backward in oil feed pipeline 3.
The utility model discloses a in another embodiment, be located between the end that produces oil of anti-backflow bend 1 and oil feed pipeline 3 switches on has first stainless steel ripple telescopic joint 8, as shown in FIG. 1, set up respectively on the inside of storage tank 2 downside between the end that produces oil of anti-backflow bend 1 and oil feed pipeline 3, consequently when oil feed pipeline 3 takes place expend with heat and contract with cold, the change volume can be supplemented through the extension of first stainless steel ripple telescopic joint 8 or stretch out and draw back, avoid oil feed pipeline 3 to extrude the inner wall of storage tank 2 when the expend with heat, also avoided oil feed pipeline 3 its oil extraction end to change when the contract with cold.
In another embodiment of the present invention, the outlet section of the oil inlet pipeline 3 extending out of the storage tank 2 is connected to the oil inlet pump 7, the oil inlet pipeline 3 is provided with a flow meter 15 and a flow control valve 16, and the flow meter 15 is electrically connected to the flow control valve 16 through a controller; the fluid velocity in the collection oil inlet pipe way 3 that flowmeter 15 can be timely, controller control flow control valve 16 when the fluid velocity of flow is too big or undersize, the fluid velocity of flow that makes in the oil inlet pipe way 3 keeps the stability in the certain limit, and more importantly, the fluid velocity of flow in the oil inlet pipe way 3 if too high, then the static that produces also can be very big, has just so weakened the utility model discloses a security performance, consequently 16 can be with the fluid velocity control in the oil inlet pipe way 3 within 4.5m/s through the flow control valve that sets up, make the fluid velocity of flow in the oil inlet pipe way 3 reach the scope value of a safe velocity of flow.
In another embodiment of the present invention, a liquid level sensor 13 is installed on the upper side inside the storage tank 2, and the liquid level sensor 13 is electrically connected to the oil feed pump 7 through a controller; liquid level sensor 13 gathers the interior fluid level information of storage tank 2, and when the fluid liquid level in storage tank 2 was higher than the setting value, then the outage of oil feed pump 7 was controlled to the control controller, made no longer pour into fluid into in the storage tank 2, and the dead time of automatic control oil pump ensures that liquid can not take place the overflow because of overloading in the storage tank, has guaranteed the safe operation of dangerization article storage tank.
Preferably, the lower part of the oil feed pump 7 is provided with a damping gasket 17, so that the vibration of the oil feed pump 7 is reduced, the stable operation effect of the oil feed pump 7 is improved, the fracture of the oil feed pump 7 with excessive vibration and the installation opening of the oil feed pipeline 3 is avoided, and the oil leakage phenomenon is avoided.
Preferably, the oil feed pump 7 is connected with the oil feed pipeline 3 through the second stainless steel corrugated expansion joint 6, and when the oil feed pipeline 3 expands with heat and contracts with cold, the connection effect of the second stainless steel corrugated expansion joint 6 and the oil feed pump 7 can not be influenced, and the problem that the joint is cracked when the oil feed pipeline 3 expands with heat and contracts with cold due to the direct connection of the existing oil feed pipeline 3 and the oil feed pump 7 is avoided.
Preferably, prevent that backflow bending section 1 passes through the inner wall connection of mounting 14 with storage tank 2, the setting of mounting 14 has improved and has prevented backflow bending section 1 and be connected fixed effect with storage tank 2.
Preferably, the fixing member 14 is made of stainless steel, so that the oil does not have any corrosive effect on the fixing member 14.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Claims (10)
1. The utility model provides a skid-mounted storage tank oil feed device, is including setting up in inside oil inlet pipe way (3) of storage tank (2), and the inside downside of storage tank (2) is storage tank tunnel (4), and the end that produces oil of oil inlet pipe way (3) extends to storage tank tunnel (4), characterized by, have on oil inlet pipe way (3) and be higher than anti-backflow bend section (1) of the high liquid level position of the inside fluid of storage tank (2).
2. The skid-mounted storage tank oil inlet device according to claim 1, wherein the backflow-preventing bent section (1) is in an inverted U shape, an M shape, a W shape or a Z shape.
3. The skid-mounted storage tank oil inlet device as claimed in claim 1, wherein a check valve (5) for discharging oil from the oil inlet pipeline (3) out of the storage tank (2) without reverse flow of the oil is installed at the oil outlet end of the oil inlet pipeline (3).
4. The skid-mounted storage tank oil feeding device as claimed in claim 1, wherein a first stainless steel corrugated expansion joint (8) is communicated with the oil inlet pipeline (3) between the backflow-preventing bent section (1) and the oil outlet end of the oil inlet pipeline (3).
5. The skid-mounted storage tank oil inlet device as defined in any one of claims 1 to 4, wherein the oil inlet pipeline (3) is connected to the oil inlet pump (7) at an outlet section extending out of the storage tank (2), the oil inlet pipeline (3) is provided with a flow meter (15) and a flow control valve (16), and the flow meter (15) is electrically connected to the flow control valve (16) through a controller.
6. The skid-mounted storage tank oil feeding device as defined in claim 5, wherein a liquid level sensor (13) is mounted on the upper side inside the storage tank (2), and the liquid level sensor (13) is electrically connected with the oil feeding pump (7) through a controller.
7. The skid-mounted storage tank oil feeding device as claimed in claim 5, wherein a damping gasket (17) is arranged at the lower part of the oil feeding pump (7).
8. The skid-mounted storage tank oil feeding device as claimed in claim 5, wherein the oil feeding pump (7) is communicated with the oil feeding pipeline (3) through a second stainless steel corrugated expansion joint (6).
9. The skid-mounted storage tank oil feeding device as defined in any one of claims 1 to 4, wherein the backflow prevention bent section (1) is connected with the inner wall of the storage tank (2) through a fixing member (14).
10. The skid-mounted storage tank oil feeding device as defined in claim 9, wherein the fixing member (14) is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920733245.3U CN210084088U (en) | 2019-05-21 | 2019-05-21 | Skid-mounted storage tank oil inlet device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920733245.3U CN210084088U (en) | 2019-05-21 | 2019-05-21 | Skid-mounted storage tank oil inlet device |
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| Publication Number | Publication Date |
|---|---|
| CN210084088U true CN210084088U (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920733245.3U Active CN210084088U (en) | 2019-05-21 | 2019-05-21 | Skid-mounted storage tank oil inlet device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115432317A (en) * | 2022-08-30 | 2022-12-06 | 中国石油工程建设有限公司 | Oil inlet device for stabilizing liquid pressure of oil storage tank of oil field |
-
2019
- 2019-05-21 CN CN201920733245.3U patent/CN210084088U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115432317A (en) * | 2022-08-30 | 2022-12-06 | 中国石油工程建设有限公司 | Oil inlet device for stabilizing liquid pressure of oil storage tank of oil field |
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