CN216395566U

CN216395566U - Skid-mounted amine liquid regeneration device

Info

Publication number: CN216395566U
Application number: CN202122981198.4U
Authority: CN
Inventors: 卢庆峰; 陈芸
Original assignee: Jiangsu Becklain Environmental Engineering Co ltd
Current assignee: Jiangsu Becklain Environmental Engineering Co ltd
Priority date: 2021-11-27
Filing date: 2021-11-27
Publication date: 2022-04-29
Anticipated expiration: 2031-11-27

Abstract

The utility model discloses a skid-mounted amine liquid regeneration device which comprises a combined base, wherein a first pre-filter and a second pre-filter are arranged on the top of the combined base side by side, and an activated carbon filter is arranged on the top of the combined base. Through this design, at first preceding filter, the filter before the second, activated carbon filter, the filter behind the second, whole sled pipeline, first flange board, the second flange board, first seal groove, the second seal groove, seal ring's effect is down, whole sled integrated supply of material has been realized, area is little, the land is practiced thrift, make whole sled supply of material easy to assemble, and the precision selection is reasonable, whole sled operation resistance is little, practice thrift the kilometer consumption, and improved whole sled pipeline connection's sealed effect, the whole sled pipeline of having avoided the multiunit connection takes place the problem of leaking.

Description

Skid-mounted amine liquid regeneration device

Technical Field

The utility model belongs to the technical field of petroleum and petrochemical industry, natural gas denitrification and carbon dioxide removal of power plants, and particularly relates to a skid-mounted amine liquid regeneration device.

Background

Amine liquid is a general name of a class of organic alkali solutions, generally refers to a weak alkaline organic amine solvent used for absorbing hydrogen sulfide or carbon dioxide in a desulfurization and decarburization chemical process, and the amine liquid is more in ethanolamine types, and commonly comprises Monoethanolamine (MEA), Diethanolamine (DEA), Diisopropanolamine (DIPA), N-Methyldiethanolamine (MDEA) and the like, or a mixed solution thereof; the amine liquid is commonly used in chemical processes of petroleum, natural gas, coal chemical industry, synthetic ammonia and the like, and hydrogen sulfide, carbon dioxide and other impurities in raw gas are absorbed and removed. Then the ammonia liquid is heated and distilled, and the ammonia liquid is returned to the adsorption tower for recycling; an emerging technology is to regenerate the amine liquid polluted by other impurities such as heat stable salts in the desulfurization and decarburization processes, and is also called amine liquid purification.

At present, the amine liquid regenerating device used for petroleum and petrochemical industry, natural gas denitrification and carbon dioxide removal of power plants has the following defects in the long-term use process: the device has the advantages of distributed supply and large occupied area; the filtration precision of each filter is unreasonable to cause higher filtration resistance; and the flange plate of the whole prying pipeline has poor sealing effect and the connection mode is complicated.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides the skid-mounted amine liquid regeneration device, which realizes the integrated supply of the whole skid, occupies small area, saves land, facilitates the convenient installation of the whole skid supply, has reasonable precision selection, has small running resistance of the whole skid and saves kilometer consumption.

In order to solve the technical problems, the utility model provides the following technical scheme: a skid-mounted amine liquid regeneration device comprises a combined base, wherein a first front filter and a second front filter are arranged at the top of the combined base side by side, an activated carbon filter is arranged at the top of the combined base, a first rear filter and a second rear filter are arranged at the top of the combined base side by side, the first front filter, the second front filter, the activated carbon filter, the first rear filter and the second rear filter are fixedly communicated through a whole prying pipeline, a first flange plate is arranged at the joint of the whole prying pipeline, a second flange plate is arranged on one side of the first flange plate, a first sealing groove is formed in the inner side of the second flange plate, a second sealing groove is formed in the inner side of the first flange plate, a sealing gasket is arranged inside the first sealing groove and the second sealing groove, and a movable groove is formed in the tops of the first flange plate and the second flange plate, the inner part of the movable groove is rotatably connected with a threaded rod, and the outer surface of the threaded rod is in threaded connection with a nut sleeve.

As a preferable technical solution of the present invention, the filtering precision of the first pre-filter and the second pre-filter is 10um, and the filtering precision of the first post-filter and the second post-filter is 5 um.

As a preferred technical scheme of the utility model, the combined bases are made of angle steel or I-steel, and the multiple groups of combined bases are fixedly connected through bolts.

As a preferable technical scheme of the utility model, the whole prying pipeline is fixedly connected through a support frame, and the outer surface of the whole prying pipeline is provided with a one-way valve.

As a preferred technical scheme of the present invention, a tangent plane of the sealing washer is disposed in a convex shape, and the first sealing groove and the second sealing groove are both disposed in an annular shape.

As a preferable technical scheme of the utility model, a limiting block is arranged inside the movable groove, and the inner width of the limiting block is matched with the diameter of the cross section of the threaded rod.

As a preferable technical scheme of the utility model, the outer surface of the nut sleeve is provided with a rubber sleeve, and the outer surface of the rubber sleeve is provided with stripes.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. through the design, under the action of the first front filter, the second front filter, the activated carbon filter, the second rear filter, the whole prying pipeline, the first flange plate, the second flange plate, the first sealing groove, the second sealing groove and the sealing gasket, the whole prying integrated material supply is realized, the occupied area is small, the land is saved, the whole prying material supply is convenient to mount, the precision selection is reasonable, the whole prying running resistance is small, the kilometer consumption is saved, the sealing effect of the joint of the whole prying pipeline is improved, and the problem that the whole prying pipelines connected in multiple groups leak is avoided;

2. through this design, under the effect of activity groove, threaded rod, stopper, nut cover, when having realized that first flange board and second flange board carry out fixed connection for this operation is comparatively convenient, thereby brings conveniently when connecting the flange board, thereby improves the efficiency of the whole sled pipeline equipment of multiunit.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a rear view of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a cross-sectional front view of the skid pipe of the present invention;

fig. 5 is a schematic top view of the flange plate of the present invention.

Wherein: 1. a first pre-filter; 2. a second pre-filter; 3. an activated carbon filter; 4. a second post-filter; 5. a second post-filter; 6. a joint base; 7. prying the pipeline; 8. a first flange plate; 9. a second flange plate; 10. a first seal groove; 11. a second seal groove; 12. a sealing gasket; 13. a movable groove; 14. a threaded rod; 15. a limiting block; 16. a nut sleeve.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-5, a skid-mounted amine liquid regeneration device comprises a joint base 6, a first front filter 1 and a second front filter 2 are arranged at the top of the joint base 6 side by side, an activated carbon filter 3 is arranged at the top of the joint base 6, a first rear filter 4 and a second rear filter 5 are arranged at the top of the joint base 6 side by side, the first front filter 1, the second front filter 2, the activated carbon filter 3, the first rear filter 4 and the second rear filter 5 are all fixedly communicated through a whole prying pipeline 7, a first flange plate 8 is arranged at the joint of the whole prying pipeline 7, a second flange plate 9 is arranged at one side of the first flange plate 8, a first sealing groove 10 is formed in the inner side of the second flange plate 9, a second sealing groove 11 is formed in the inner side of the first flange plate 8, a sealing washer 12 is arranged inside the first sealing groove 10 and the second sealing groove 11, the first flange plate 8 is 8, The top of the second flange plate 9 is provided with a movable groove 13, the interior of the movable groove 13 is rotatably connected with a threaded rod 14, and the outer surface of the threaded rod 14 is in threaded connection with a nut sleeve 16.

Amine liquid firstly enters a first front filter 1 and a second front filter 2 which are arranged side by side so as to filter impurities in the amine liquid, then the flow is guided by a whole prying pipeline 7, so that water outlets of the first front filter 1 and the second front filter 2 enter an activated carbon filter 3, organic matters in the amine liquid are adsorbed by the activated carbon filter 3, the adsorbed amine liquid enters a first rear filter 4 and a second rear filter 5 which are arranged side by side through a water outlet of the activated carbon filter 3, activated carbon particles in the amine liquid are fallen by the first rear filter 4 and the second rear filter 5, finally the flow is guided by the whole prying pipeline 7, the whole amine liquid regenerating device is arranged on a combined base 6, the whole prying pipeline 7 is arranged on the combined base 6 so as to carry out whole flow guiding on safe regeneration treatment, and a sealing gasket 12 is matched with a first sealing groove 10 and a second sealing groove 11, make the junction of first flange board 8 and second flange board 9 seal up the processing, whole sled pipeline 7 of having avoided the multiunit to connect takes place to leak, thereby improve the sealed effect of whole sled pipeline 7 junction, and when first flange board 8 is connected with second flange board 9, through rotating threaded rod 14, make threaded rod 14 and first flange board 8, movable groove 13 on the second flange board 9 carries out the block, through rotating nut sleeve 16, make nut sleeve 16 laminate with second flange board 9, thereby carry out fixed connection to first flange board 8 and second flange board 9, and this operation is comparatively convenient, thereby it is convenient to bring when connecting the flange board, thereby improve the efficiency of the whole sled pipeline 7 equipment of multiunit.

In other embodiments, the filtering precision of the first pre-filter 1 and the second pre-filter 2 is 10um, and the filtering precision of the first post-filter 4 and the second post-filter 5 is 5 um; the filtering precision is reasonably selected, so that the whole skid is small in running resistance, and kilometer consumption is saved.

In other embodiments, the joint bases 6 are made of angle steel or I-steel, and the multiple groups of joint bases 6 are fixedly connected through bolts; through the bolt to the convenient erection joint is carried out to the multiunit joint base 6.

In other embodiments, whole sled pipeline 7 passes through support frame fixed connection, and whole sled pipeline 7's surface is equipped with the check valve, through setting up the support frame to rotate whole sled pipeline 7, thereby when making whole sled pipeline 7 connect first preceding filter 1, second preceding filter 2, activated carbon filter 3, first back filter 4, second back filter 5, guarantee that it connects the installation stable effect.

In other embodiments, the tangent plane of the sealing washer 12 is disposed in a convex shape, and both the first sealing groove 10 and the second sealing groove 11 are disposed in a ring shape; the convex shape of the sealing washer 12 is arranged to improve the sealing effect when the sealing washer 12 is installed inside the first sealing groove 10 and the second sealing groove 11.

In other embodiments, a limit block 15 is arranged inside the movable groove 13, and the inner width of the limit block 15 is matched with the cross section diameter of the threaded rod 14; the threaded rod 14 is limited by the limiting block 15, so that the threaded rod 14 is improved to be more stable when the first flange plate 8 and the second flange plate 9 are connected and installed.

In other embodiments, the outer surface of the nut sleeve 16 is provided with a rubber sleeve, and the outer surface of the rubber sleeve is provided with stripes; the rubber sleeve is arranged so as to play a role in preventing skidding when the nut sleeve 16 rotates.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a sled dress amine liquid regenerating unit, includes joint base (6), its characterized in that: the top of the combined base (6) is provided with a first front filter (1) and a second front filter (2) side by side, the top of the combined base (6) is provided with an activated carbon filter (3), the top of the combined base (6) is provided with a first rear filter (4) and a second rear filter (5) side by side, the first front filter (1), the second front filter (2), the activated carbon filter (3), the first rear filter (4) and the second rear filter (5) are fixedly communicated through a whole prying pipeline (7), a first flange plate (8) is arranged at the joint of the whole prying pipeline (7), a second flange plate (9) is arranged on one side of the first flange plate (8), a first sealing groove (10) is formed in the inner side of the second flange plate (9), a second sealing groove (11) is formed in the inner side of the first flange plate (8), the inside of first seal groove (10), second seal groove (11) is equipped with seal ring (12), movable groove (13) have been seted up at the top of first flange board (8), second flange board (9), the inside rotation of movable groove (13) is connected with threaded rod (14), the surface threaded connection of threaded rod (14) has nut cover (16).

2. The skid-mounted amine liquid regeneration device according to claim 1, wherein: the filter fineness of filter (2) is 10um before first prefilter (1), the second, the filter fineness of filter (5) is 5um after first prefilter (4), the second.

3. The skid-mounted amine liquid regeneration device according to claim 1, wherein: the combined bases (6) are made of angle steel or I-shaped steel, and the multiple groups of combined bases (6) are fixedly connected through bolts.

4. The skid-mounted amine liquid regeneration device according to claim 1, wherein: the whole prying pipeline (7) is fixedly connected through a support frame, and a one-way valve is arranged on the outer surface of the whole prying pipeline (7).

5. The skid-mounted amine liquid regeneration device according to claim 1, wherein: the tangent plane of seal ring (12) is the setting of type of doglegging, first seal groove (10), second seal groove (11) are the annular setting.

6. The skid-mounted amine liquid regeneration device according to claim 1, wherein: the inside of activity groove (13) is equipped with stopper (15), the inside width of stopper (15) and the cross section diameter looks adaptation of threaded rod (14).

7. The skid-mounted amine liquid regeneration device according to claim 1, wherein: the outer surface of the nut sleeve (16) is provided with a rubber sleeve, and the outer surface of the rubber sleeve is provided with stripes.