CN218705758U

CN218705758U - Storage tank sample connection seal structure

Info

Publication number: CN218705758U
Application number: CN202220762417.1U
Authority: CN
Inventors: 李太明; 李世兵; 张数义; 李志远; 边世华; 张联营; 李婷; 李学智; 张玉琪
Original assignee: Wanda Group Co Ltd; Shandong Tianhong Chemical Co Ltd
Current assignee: Wanda Group Co Ltd; Shandong Tianhong Chemical Co Ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2023-03-24
Anticipated expiration: 2032-04-02

Abstract

The utility model relates to an oil tank technical field especially relates to a storage tank sample connection seal structure, include sealed container and have the open-ended isolator, the isolator is located in the sealed container, be equipped with sealed chamber in the sealed container, the isolator will seal the chamber and split into first sealed chamber and the sealed chamber of second, first sealed chamber is connected with pressure device, the sealed intracavity of second is deposited and is treated sample liquid, the isolator upper shed is opened, treats sample liquid and obtains at the sample connection on sealed container, compares with the conventional art, and this technical scheme has the oil and the air direct contact in avoiding the storage tank when the sample, can also effectively avoid the volatile advantage of oil simultaneously.

Description

Storage tank sample connection seal structure

Technical Field

The utility model relates to an oil tank technical field especially relates to a storage tank sample connection seal structure.

Background

The oil needs the storage tank to store the protection to the oil after the exploitation comes out at the bottom of the earth, technical staff is in order to detect the composition or the quality of oil in the process, need carry out the sample detection to the oil in the sample connection department of storage tank, sample connection on traditional storage tank is inside the storage tank, in order to prevent that the oil from volatilizing, often press on the sample connection and be equipped with the floater, utilize the gravity and the volume of floater to seal the sample connection, when needs sampling, utilize drive mechanism or manual traction to pull the floater and leave the sample connection, then sample through the sample connection, because the composition is more complicated in the air, this kind of mode makes the oil directly contact with the air when the sample, the oil of contact is not taken away by the sample yet, but with the oil mixture in the storage tank, this quality of oil in the storage tank has just been influenced, the problem of volatilizing of oil when the storage tank sample connection of traditional technique can not avoid taking a sample simultaneously.

Therefore, it is necessary to provide a storage tank sampling port sealing structure capable of preventing the oil in the storage tank from directly contacting with the air during sampling and effectively preventing the oil from volatilizing, so as to overcome the defects of the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the prior art and providing a storage tank sample connection seal structure.

The technical scheme of the utility model is that:

the utility model provides a storage tank sample connection seal structure, includes sealed container and has the open-ended isolator, the isolator is located in the sealed container, be equipped with sealed chamber in the sealed container, the isolator will be sealed the chamber and cut apart into first sealed chamber and second sealed chamber, first sealed chamber is connected with pressure device, the sealed intracavity of second is deposited and is treated sample liquid, the isolator upper shed is opened, treats sample liquid and obtains at the sample connection on sealed container.

As a preferred technical scheme, a cavity is arranged in the isolator, the cavity is communicated with an opening in the isolator, a sealing piece and a traction device are arranged in the cavity, and the traction device pulls the sealing piece to move in the cavity.

As a further preferred technical scheme, the traction device comprises a first traction piece and a second traction piece, one end of the first traction piece is connected with the isolator, the other end of the first traction piece is connected with the sealing piece, one end of the second traction piece is connected with the sealing piece, and the other end of the second traction piece extends out of the sealing container through the isolator and the through hole in the sealing container.

As a preferable technical solution, the pressurizing device is an inert gas pressurizing device, and the first sealing cavity is filled with inert gas.

As a preferred technical solution, the sampling port is an outwardly protruding nozzle, wherein the end of the nozzle is designed to be rounded.

As a preferable technical scheme, a plurality of sampling ports are arranged on the sealed container, and the vertical heights of the sampling ports are different.

As a preferred technical scheme, the sample connection overcoat has the protective sheath, and the protective sheath can provide isolated air's effect to the oil in the sample connection.

The utility model discloses a storage tank sample connection seal structure utilizes high-pressure inert gas to extrude the oil, makes the oil take out in the sampling tube, has avoided oil and air direct contact in the storage tank, can also effectively avoid the volatile advantage of oil simultaneously.

Drawings

FIG. 1 is a structural reference diagram of an embodiment of the present invention;

FIG. 2 is a structural reference diagram of a second embodiment of the present invention;

FIG. 3 is a partial enlarged view A of the present invention;

1. sealing the container; 2. an isolator; 3. sealing the cavity; 4. a first sealed chamber; 5. a second sealed chamber; 6. a pressurizing device; 7. an opening; 8. a sampling port; 9. a cavity; 10. a seal member; 11. a traction device; 12. a first traction member; 13. a second traction member; 14. a through hole; 15. and (6) a protective sleeve.

Detailed Description

In order to make the utility model realize that the technical means, technical characteristics, utility model purpose and technological effect are easily understood and known, combine specific figure below, further explain the utility model.

The first embodiment is as follows:

as shown in fig. 1 and fig. 3, the sealing structure of the storage tank sampling port 8 in this embodiment includes a sealed container 1 and an isolator 2 with an opening 7, the isolator 2 is disposed in the sealed container 1, the isolator 2 is fixedly connected to the sealed container 1, a joint is coated with a sealant or is fixed with a sealing gasket, preferably, the joint of the isolator 2 and the sealed container 1 is airtight, a sealed cavity 3 is disposed in the sealed container 1, preferably, the sealed cavity 3 is cylindrical, the isolator 2 divides the sealed cavity 3 into a first sealed cavity 4 and a second sealed cavity 5 from top to bottom, the first sealed cavity 4 is connected to a pressurizing device 6 through a pipeline, a liquid to be sampled is stored in the second sealed cavity 5, the opening 7 on the isolator 2 is opened, the liquid to be sampled is obtained from the sampling port 8 on the sealed container 1, a cavity 9 is disposed in the isolator 2, the cavity 9 is communicated with the opening 7 on the isolator 2, preferably, the cavity 9 is a rectangular cavity 9, a sealing member 10 and a traction device 11 are arranged in the cavity 9, the traction device 11 pulls the sealing member 10 to move in the cavity 9, the traction device 11 comprises a first traction member 12 and a second traction member 13, preferably, the first traction member 12 is a spring, the second traction member 13 is a steel wire rope, one end of the first traction member 12 is welded with the isolator 2, the other end of the first traction member is welded with the sealing member 10, one end of the second traction member 13 is connected with the sealing member 10, the other end of the second traction member extends out of the sealed container 1 through a through hole 14 on the isolator 2 and the sealed container 1, the pressurizing device 6 is an inert gas pressurizing device 6, preferably, the inert gas is a plurality of inert gases which are insoluble in oil products and do not react with the oil products, the first seal chamber 4 is filled with inert gas, the sampling port 8 is an outwardly convex pipe orifice, the end part of the pipe orifice is designed to be a fillet, the sampling port 8 is externally sleeved with a protective sleeve 15, and the protective sleeve 15 can provide the effect of isolating air for oil in the sampling port 8.

The pressurizing device 6 is used for providing pressure for the first sealing cavity 4, when oil is sampled, the second traction piece 13 is pulled to pull the sealing piece 10 away from the opening 7, the inert gas in the first sealing cavity 4 provides pressure for the oil in the second sealing cavity 5, the oil can flow out from the sampling opening 8 after being extruded, at the moment, a sampling worker starts to collect the oil flowing out from the sampling opening 8, after the sampling is finished, the second traction piece 13 is loosened, the first traction piece 12 connected with the sealing piece 10 pulls the sealing piece 10 back to the opening 7 due to the elastic force, when the first traction piece 12 returns to the opening 7, the first traction piece 12 is in a loosening state at the moment and does not contract or stretch, and when the first traction piece 12 is in the loosening state, the sealing piece 10 just seals the opening 7, prevent gas leakage, it is preferred, be equipped with sealing oil between sealing member 10 and the cavity 9, sealing oil is oil itself, because inert gas does not react with the oil, so even as sealing oil, its quality can not receive the influence yet, it is preferred, sealing member 10 is sealing material with cavity 9 inboard, for example, rubber materials, and simultaneously, because sample connection 8 diameter is less, and sealed effect is better in sealed chamber 3, so after sealing member 10 plugs up opening 7, sample connection 8 just can stop the oil that flows out, because sample connection 8 mouths of pipe are thinner, and just take away by the sample with air contact the latter moment, consequently can not flow back in the oil tank, so solved the problem in the oil backward flow pollution jar once more with air contact, the problem of volatilizing of oil has also been avoided of thin mouth of pipe also very big degree.

Example two:

as shown in fig. 2 and fig. 3, as shown in fig. 1, the sealing structure of the sampling port 8 of the storage tank of the embodiment includes a sealed container 1 and an isolator 2 with an opening 7, the isolator 2 is disposed in the sealed container 1, the isolator 2 is fixedly connected with the sealed container 1, a joint of the isolator 2 and the sealed container 1 is coated with a sealant or is fixed with a sealing gasket, preferably, the joint of the isolator 2 and the sealed container 1 is airtight, a sealed cavity 3 is disposed in the sealed container 1, preferably, the sealed cavity 3 is cylindrical, the isolator 2 divides the sealed cavity 3 into a first sealed cavity 4 and a second sealed cavity 5 from top to bottom, the first sealed cavity 4 is connected with a pressurizing device 6 through a pipeline, the second sealed cavity 5 stores a liquid to be sampled, the opening 7 of the isolator 2 is opened, the liquid to be sampled is obtained from the sampling port 8 of the sealed container 1, the separator 2 is internally provided with a cavity 9, the cavity 9 is communicated with an opening 7 on the separator 2, preferably, the cavity 9 is a rectangular cavity 9, a sealing element 10 and a traction device 11 are arranged in the cavity 9, the traction device 11 pulls the sealing element 10 to move in the cavity 9, the traction device 11 comprises a first traction element 12 and a second traction element 13, preferably, the first traction element 12 is a spring, the second traction element 13 is a steel wire rope, one end of the first traction element 12 is welded with the separator 2, the other end of the first traction element is welded with the sealing element 10, one end of the second traction element 13 is connected with the sealing element 10, the other end of the second traction element extends out of the sealed container 1 through a through hole 14 on the separator 2 and the sealed container 1, the pressurizing device 6 is an inert gas pressurizing device 6, preferably, the inert gas is a plurality of inert gases which are insoluble in oil products and do not react with the oil products, be full of inert gas in the first sealed chamber 4, sample connection 8 is the outside convex mouth of pipe, and wherein the mouth of pipe tip is the fillet design, 8 overcoat of sample connection have protective sheath 15, and protective sheath 15 can provide isolated air's effect to the oil in the sample connection 8, sample connection 8 is equipped with a plurality ofly on sealed container 1, and the vertical height diverse.

The pressurizing device 6 is used for providing pressure for the first sealing cavity 4, when oil is sampled, the second traction piece 13 is pulled to pull the sealing piece 10 away from the opening 7, the inert gas in the first sealing cavity 4 provides pressure for the oil in the second sealing cavity 5, the oil can flow out from the sampling opening 8 after being extruded, at the moment, a sampling worker starts to collect the oil flowing out from the sampling opening 8, after the sampling is finished, the second traction piece 13 is loosened, the first traction piece 12 connected with the sealing piece 10 pulls the sealing piece 10 back to the opening 7 due to the elastic force, when the first traction piece 12 returns to the opening 7, the first traction piece 12 is in a loosening state at the moment and does not contract or stretch, when the first traction piece 12 is in the loosening state, the sealing piece 10 just seals the opening 7 to prevent air leakage, preferably, sealing oil is arranged between the sealing piece 10 and the cavity 9, the sealing oil is the oil, and the inert gas does not react with the oil, so even as the sealing oil, its quality can not receive the influence yet, it is preferred, sealing member 10 and cavity 9 inboard are sealing material, like rubber materials, and simultaneously, because the sample connection 8 diameter is less, and sealed effect is better in the sealed chamber 3, so after sealing member 10 plugged up opening 7, sample connection 8 just can stop the outflow oil, because sample connection 8 mouth of pipe is thinner, and just taken away by the sample with air contact back in the twinkling of an eye, consequently can not flow back into in the oil tank, the problem of oil in the oil backward flow pollution jar once more with air contact has been solved, the volatile problem of having avoided of tubule mouth also very big degree, on the other hand, because the phenomenon of layering can appear in the oil, consequently need take a sample respectively to the oil of unnecessary level during the sample, the purpose that is equipped with a plurality of sample connection 8 can make things convenient for the staff to the detection sample of the different levels of oil in the jar.

In summary, the preferred embodiments of the present invention are only described, and the scope of the present invention is not limited thereto. All equivalent changes and modifications made according to the content of the claims of the present invention should belong to the technical scope of the present invention.

Claims

1. The utility model provides a storage tank sample connection seal structure which characterized in that: including sealed container (1) and isolator (2) that have opening (7), isolator (2) are located in sealed container (1), be equipped with sealed chamber (3) in sealed container (1), isolator (2) are divided into first sealed chamber (4) and second sealed chamber (5) with sealed chamber (3), first sealed chamber (4) are connected with pressure device (6), the liquid of waiting to take a sample is deposited in second sealed chamber (5), the back is opened in opening (7) of isolator (2), waits to take a sample liquid and obtains through sample connection (8) on sealed container (1), pressure device (6) are inert gas pressure device (6), the inert gas is repelled in first sealed chamber (4).

2. The storage tank thief hatch seal configuration of claim 1, wherein: be equipped with cavity (9) in isolator (2), opening (7) intercommunication on cavity (9) and isolator (2), be equipped with sealing member (10) and draw gear (11) in cavity (9), draw gear (11) draw sealing member (10) to remove in cavity (9).

3. The storage tank thief hatch seal configuration of claim 2, wherein: the traction device (11) comprises a first traction piece (12) and a second traction piece (13), one end of the first traction piece (12) is connected with the isolator (2), the other end of the first traction piece is connected with the sealing piece (10), one end of the second traction piece (13) is connected with the sealing piece (10), and the other end of the second traction piece extends out of the sealing container (1) through a through hole (14) in the isolator (2) and the sealing container (1).

4. The storage tank thief hatch seal configuration of claim 1, wherein: the sampling port (8) is a pipe orifice protruding outwards, wherein the end part of the pipe orifice is designed to be a rounded corner.

5. The storage tank thief hatch seal configuration of claim 1, wherein: the sampling ports (8) are arranged on the sealed container (1) in a plurality of different vertical heights.

6. The storage tank thief hatch seal configuration of claim 1, wherein: sample connection (8) overcoat has protective sheath (15), and protective sheath (15) can provide isolated air's effect to the oil in sample connection (8).