CN219655275U - Oil depot pipeline shutdown mechanism of filling station - Google Patents
Oil depot pipeline shutdown mechanism of filling station Download PDFInfo
- Publication number
- CN219655275U CN219655275U CN202320819346.9U CN202320819346U CN219655275U CN 219655275 U CN219655275 U CN 219655275U CN 202320819346 U CN202320819346 U CN 202320819346U CN 219655275 U CN219655275 U CN 219655275U
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- Prior art keywords
- valve
- pipe
- oil
- electric control
- flame
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- 239000003063 flame retardant Substances 0.000 claims abstract description 26
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 238000002347 injection Methods 0.000 claims abstract description 14
- 239000007924 injection Substances 0.000 claims abstract description 14
- 210000001503 joint Anatomy 0.000 claims abstract description 14
- 238000002955 isolation Methods 0.000 claims abstract description 11
- 239000000446 fuel Substances 0.000 claims description 10
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 9
- 239000003921 oil Substances 0.000 description 64
- 230000000694 effects Effects 0.000 description 5
- 239000002828 fuel tank Substances 0.000 description 4
- 239000010779 crude oil Substances 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Feeding And Controlling Fuel (AREA)
Abstract
The utility model discloses a cutting mechanism for an oil depot pipeline of a gas station, and particularly relates to the technical field of pipeline cutting, comprising a cutting valve shell, wherein an injection pipe is arranged at the bottom end of the outer wall of the cutting valve shell, and an isolation assembly is connected with the bottom end of the injection pipe in a threaded manner; the isolation assembly comprises a first electric control valve which is connected with the bottom end of the injection pipe in a threaded mode, and one end portion of the first electric control valve is connected with a booster pump machine. According to the utility model, by arranging the isolation assembly, flame-retardant water is pressurized to the end part of the first electric control valve from the inside of the flame-retardant liquid butt joint pipe, the first electric control valve is opened simultaneously after the valve is closed, the flame-retardant water is flushed into the inside of the shell of the cut-off valve, the residual oil body in the oil conveying pipe can not heat the oil body at the joint of the oil reservoir and the shell of the cut-off valve, and the safety of the oil body at the joint of the cut-off oil reservoir and the shell of the cut-off valve is ensured to be better.
Description
Technical Field
The utility model relates to the technical field of pipeline cutting, in particular to a pipeline cutting mechanism for a fuel tank of a fuel station.
Background
The oil depot of the gas station is an enterprise and an entity for receiving, storing and distributing crude oil or crude oil products are called as oil depot, and the oil depot also refers to special equipment for storing oil, and the oil depot is stored by the corresponding oil depot due to the specificity of the oil, so that once the oil depot pipeline of the gas station leaks or fires, the whole oil pipe is cut off by using the oil depot pipeline cutting mechanism of the gas station, and the crude oil is prevented from leaking.
In the prior art, the utility model patent of the patent publication No. CN213776498U discloses a high-tightness oil depot safety shut-off valve, and aims at the problem that the safety shut-off valve needs to be manually operated when an automatic control system goes wrong, and the traditional manual shut-off valve has limited emergency shut-off effect and cannot prevent false touch; the piston is pushed to move downwards by the limiting block, the valve core is pushed by the piston to plug the opening of the valve seat, the emergency cutting-off effect is achieved, and the circulation of combustible gas can be manually cut off when the automatic cutting-off system fails; however, the shut-off valve has the following drawbacks;
above-mentioned shut-off valve is in the use, although can realize cutting off to the oil depot pipeline, but inside still there is a large amount of oil bodies in whole valve cavity after cutting off, in case the conflagration valve closes and can lead to the unable pressure boost of oil body to discharge outward, and the oil body of remaining in the valve can catch fire to spread the internal portion of valve cavity with the intensity of a fire, it plays the heating effect to the oil body that the valve blocked continuously, therefore the isolated effect of oil body is relatively poor, oil pipe cutting security is relatively poor, need provide a filling station oil depot pipeline shutdown mechanism for this reason.
Disclosure of Invention
The technical scheme of the utility model aims at solving the technical problem that the prior art is too single, provides a solution which is obviously different from the prior art, and provides a fuel tank oil depot pipeline cutting mechanism for overcoming the defects of the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the oil depot pipeline cutting mechanism of the gas station comprises a cutting valve shell, wherein an injection pipe is arranged at the bottom end of the outer wall of the cutting valve shell, and an isolation assembly is connected with the bottom end of the injection pipe in a threaded manner;
the isolation assembly comprises a first electric control valve which is connected with the bottom end of the injection pipe in a threaded mode, a booster pump machine is connected to one end portion of the first electric control valve, a flame-retardant liquid butt joint pipe used for sucking blocking liquid is arranged at the input end of the booster pump machine, a conveying oil pipe is communicated with one end portion of the shell of the cut-off valve, a lower calandria is welded below the outer wall of the conveying oil pipe, and a second electric control valve is connected to the bottom end of the lower calandria in a threaded mode.
Preferably, the shell of the cut-off valve is welded with the injection pipe and communicated with the injection pipe, the flame-retardant liquid butt joint pipe and the first electric control valve are both in threaded communication with the booster pump, and the flame-retardant liquid butt joint pipe is made of stainless steel materials.
Preferably, the outer wall of fire-retardant liquid butt joint pipe just is located booster pump machine one side position department bonding and is fixed with the switch, the inside threaded connection of shut-off valve shell has the valve screw rod, has the rotation handle at the top welding of valve screw rod, and the bottom welding of valve screw rod has the seal head.
Preferably, the outer wall of the shut-off valve shell and the position close to the conveying oil pipe are fixedly provided with sleeved supporting rings, T-shaped supporting columns are welded at the bottom ends of the outer walls of the sleeved supporting rings, rolling inclined brackets are welded at two sides of each T-shaped supporting column, and locking holes are formed in the upper surfaces of the T-shaped supporting columns in a penetrating mode and close to the two side positions of the upper surfaces of the T-shaped supporting columns.
The utility model has the technical effects and advantages that:
1. through setting up the isolated subassembly, start booster pump machine and make the butt joint pipe produce suction, fire-retardant water is pressurized to first electric control valve tip position department from fire-retardant liquid butt joint intraductal in this way, after closing the valve, open first electric control valve simultaneously, fire-retardant water is washed into the inside of the shut-off valve shell like this, there is isolated fire-retardant water between cut-off valve shell and the conveying oil pipe, the oil body that the conveying oil pipe is inside is remained can not heat the oil body of oil depot and junction of the shut-off valve shell either, guarantee the oil body security of the oil depot after cutting off and junction of the shut-off valve shell is better;
2. the expansion bolts are inserted into the locking holes, so that the T-shaped support can be supported, the two inclined supports play a role in supporting the T-shaped support, the sleeve joint support ring plays a role in supporting the junction of the cut-off valve shell and the conveying oil pipe, the stability of the junction of the cut-off valve shell and the conveying oil pipe is improved, and the leakage of oil bodies caused by the joint of the sleeve joint support ring and the cut-off valve shell is avoided.
Drawings
Fig. 1 is a schematic overall perspective view of a fuel station oil depot pipeline cutting mechanism provided by the utility model.
Fig. 2 is a schematic vertical section perspective view of a cut-off valve casing of a fuel tank pipeline cut-off mechanism of a fuel station.
Fig. 3 is a schematic bottom plan view of a fuel station oil depot pipeline cutting mechanism according to the present utility model.
Fig. 4 is a schematic view of a cut-off part of a cut-off valve casing in a fuel tank pipeline cutting mechanism of a fuel station according to the present utility model.
The reference numerals are: 1. cutting off the valve housing; 2. an injection tube; 3. a first electrically controlled valve; 4. a booster pump; 5. a flame-retardant liquid butt joint pipe; 6. a delivery oil pipe; 7. a lower calandria; 8. a second electrically controlled valve; 9. a switch; 10. a valve screw; 11. rotating the handle; 12. a sealing head; 13. sleeving a support ring; 14. t-shaped support posts; 15. a tilting bracket; 16. locking holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The oil depot pipeline cutting mechanism of the gas station is provided with an isolation assembly, and the arrangement of the isolation assembly can ensure that the residual oil body in the conveying oil pipe 6 can not heat the oil body at the joint of the oil depot and the cut-off valve shell 1, so that the safety of the oil body at the joint of the cut-off oil depot and the cut-off valve shell 1 is better, and the specific structure of the isolation assembly is as follows:
in some embodiments, as shown in fig. 1-3, the isolation assembly comprises a first electric control valve 3 in threaded connection with the bottom end of the injection pipe 2, one end part of the first electric control valve 3 is connected with a booster pump machine 4, a flame-retardant liquid butt joint pipe 5 for sucking blocking liquid is arranged at the input end of the booster pump machine 4, one end part of the shut-off valve shell 1 is communicated with a conveying oil pipe 6, a lower drain pipe 7 is welded below the outer wall of the conveying oil pipe 6, and the bottom end of the lower drain pipe 7 is in threaded connection with a second electric control valve 8;
according to the operating principle of the oil depot pipeline cutting mechanism of the gas station, the right end part of the cut-off valve shell 1 is abutted to an oil depot output pipeline of the gas station, the left end of the conveying oil pipe 6 is abutted to the conveying pipeline, once the oil body at the output end of the conveying oil pipe 6 catches fire, the oil body is pressurized and sprayed outwards along with the oil body, the oil body inside the conveying oil pipe 6 is sprayed outwards continuously, an operator can enable the flame-retardant liquid abutting pipe 5 to abut against the flame-retardant liquid container output pipeline, the flame-retardant liquid is water, the booster pump 4 is started to enable the abutting pipe 5 to generate suction force, flame-retardant water is pressurized to the end part position of the first electric control valve 3 from the inside of the flame-retardant liquid abutting pipe 5, after the inside of the cut-off valve shell 1 is closed, the first electric control valve 3 can be opened simultaneously, so that the flame-retardant water is flushed into the inside of the cut-off valve shell 1, the residual oil body on the inner wall of the cut-off valve shell 1 is diluted and impacted, the second electric control valve 8 is opened, the diluted oil body is discharged into the lower drain pipe 7 along with the inner part of the conveying oil pipe 6, the diluted oil body is discharged into the lower drain pipe 7 along with the lower drain pipe 7, and the lower drain pipe 8 is filled with the second electric control valve 8, and the flame-retardant water can be isolated from the lower oil body 1 through the second electric control valve 1.
In some embodiments, as shown in fig. 1-2, a switch 9 is fixedly adhered to the outer wall of the flame retardant liquid butt joint pipe 5 and is positioned at one side position of the booster pump 4, so that the switch 9 is started, the first electric control valve 3, the second electric control valve 8 and the booster pump 4 can be opened or the first electric control valve 3, the second electric control valve 8 and the booster pump 4 can be closed, the valve screw 10 is connected with the internal thread of the cut-off valve shell 1, a rotating handle 11 is welded at the top end of the valve screw 10, a sealing head 12 is welded at the bottom end of the valve screw 10, so that the rotating handle 11 rotates the valve screw 10 to move downwards in the internal thread connection of the cut-off valve shell 1, and thus the valve screw 10 drives the sealing head 12 to press downwards at the inner wall position of the cut-off valve shell 1, and the cut-off blocking effect can be achieved on the internal oil body of the cut-off valve shell 1.
In some embodiments, as shown in fig. 1-4, a sleeve-joint support ring 13 is fixed on the outer wall of the shut-off valve housing 1 and near the position of the conveying oil pipe 6, a T-shaped support column 14 is welded at the bottom end of the outer wall of the sleeve-joint support ring 13, rolling inclined brackets 15 are welded on two sides of the T-shaped support column 14, and locking holes 16 are formed on the upper surface of the T-shaped support column 14 and near the two sides of the T-shaped support column in a penetrating manner;
according to the upper structure, when the valve is used, the expansion bolt is inserted into the locking hole 16, so that the T-shaped support column 14 can be supported, the two inclined supports 15 support the T-shaped support column 14, the T-shaped support column 14 vertically supports the sleeve support ring 13, and the sleeve support ring 13 supports the joint of the cut-off valve shell 1 and the conveying oil pipe 6.
The details not described in detail in the specification belong to the prior art known to those skilled in the art, and model parameters of each electric appliance are not specifically limited and can be determined by using conventional equipment.
Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (6)
1. The utility model provides a filling station's oil depot pipeline shutdown mechanism, includes shutdown valve shell (1), the outer wall bottom of shutdown valve shell (1) is equipped with injection pipe (2), its characterized in that: the bottom end of the injection pipe (2) is connected with an isolation assembly through threads;
the isolation assembly comprises a first electric control valve (3) which is connected with the bottom end of the injection pipe (2) in a threaded manner, a booster pump machine (4) is connected to one end portion of the first electric control valve (3), a flame-retardant liquid butt joint pipe (5) for sucking blocking liquid is arranged at the input end of the booster pump machine (4), a conveying oil pipe (6) is communicated with one end portion of the cutting valve shell (1), a lower exhaust pipe (7) is welded below the outer wall of the conveying oil pipe (6), and a second electric control valve (8) is connected with the bottom end of the lower exhaust pipe (7) in a threaded manner.
2. The fuel station oil depot line shut-off mechanism of claim 1, wherein: the shut-off valve housing (1) is welded and communicated with the injection pipe (2).
3. The fuel station oil depot line shut-off mechanism of claim 1, wherein: the flame-retardant liquid butt joint pipe (5) and the first electric control valve (3) are in threaded communication with the booster pump machine (4), and the flame-retardant liquid butt joint pipe (5) is made of stainless steel materials.
4. The fuel station oil depot line shut-off mechanism of claim 1, wherein: the flame-retardant liquid is fixedly adhered to the outer wall of the butt joint pipe (5) and positioned at one side of the booster pump machine (4), and a switch (9) is fixedly adhered to the flame-retardant liquid.
5. The fuel station oil depot line shut-off mechanism of claim 1, wherein: the internal thread of the shut-off valve shell (1) is connected with a valve screw rod (10), a rotating handle (11) is welded at the top end of the valve screw rod (10), and a sealing head (12) is welded at the bottom end of the valve screw rod (10).
6. The fuel station oil depot line shut-off mechanism of claim 1, wherein: the outer wall of the shut-off valve shell (1) and the position close to the conveying oil pipe (6) are fixedly provided with a sleeved supporting ring (13), the bottom end of the outer wall of the sleeved supporting ring (13) is welded with T-shaped supporting columns (14), two sides of each T-shaped supporting column (14) are welded with rolling inclined brackets (15), and locking holes (16) are formed in the upper surface of each T-shaped supporting column (14) and the positions close to the two sides of each T-shaped supporting column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320819346.9U CN219655275U (en) | 2023-04-13 | 2023-04-13 | Oil depot pipeline shutdown mechanism of filling station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320819346.9U CN219655275U (en) | 2023-04-13 | 2023-04-13 | Oil depot pipeline shutdown mechanism of filling station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219655275U true CN219655275U (en) | 2023-09-08 |
Family
ID=87878723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320819346.9U Active CN219655275U (en) | 2023-04-13 | 2023-04-13 | Oil depot pipeline shutdown mechanism of filling station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219655275U (en) |
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2023
- 2023-04-13 CN CN202320819346.9U patent/CN219655275U/en active Active
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