CN216890830U

CN216890830U - Natural gas purification device for purifying solid impurities and water

Info

Publication number: CN216890830U
Application number: CN202123430778.0U
Authority: CN
Inventors: 练顺久; 周付银; 李运辉; 杨龙; 郭淑芬; 冯玉声; 赵国彬; 李朝荣; 耿榆川
Original assignee: Sinopec Oilfield Service Corp; Sinopec Southwest Petroleum Engineering Co Ltd Downhole Operation Branch
Current assignee: Sinopec Oilfield Service Corp; Sinopec Southwest Petroleum Engineering Co Ltd Downhole Operation Branch
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-07-05
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a natural gas purification device for purifying solid impurities and water, which comprises a tower body, wherein the bottom of the tower body is fixedly connected with a partition plate, the interior of the tower body is divided into a left chamber and a right chamber by the partition plate, and the left chamber and the right chamber are both communicated with an air outlet pipe; the side surface of the tower body is in drawer-type sliding connection with a solid purification structure and a gas purification structure; still include the inlet tube structure, the inlet tube structure has one and is responsible for, the one end of being responsible for is located the tower body outside, supplies the natural gas to get into, the other end of being responsible for is connected with branch pipe one, branch pipe two, all be provided with valve two on branch pipe one, the branch pipe two. According to the utility model, the tower body is divided into two cavities through the partition plate, when water in the water collecting box in one cavity or the water absorbing agent in the filler plate needs to be replaced, only the valve communicated with the cavity needs to be closed, and the valve communicated with the other cavity is opened, so that the natural gas is continuously purified, and the production efficiency is ensured.

Description

Natural gas purification device for purifying solid impurities and water

Technical Field

The utility model relates to the field of natural gas purification, in particular to a natural gas purification device for purifying solid impurities and water.

Background

Natural gas is trapped in underground porous rock formations, including oil field gas, gas field gas, coal bed gas, mud volcanic gas, biogenic gas, and the like, and a small amount of natural gas is also released from the coal bed. It is a high-quality fuel and chemical raw material. The natural gas is mainly used as fuel, can be used for producing carbon black, chemicals and liquefied petroleum gas, and the propane and butane produced by the natural gas are important raw materials of modern industry. Natural gas is composed mainly of gaseous low molecular hydrocarbons mixed with non-hydrocarbon gases. Natural gas purification is the removal of nitrogen, carbon dioxide, solid impurities, sulfides and water therefrom.

Solid impurities are usually particles suspended in natural gas flow, in a natural gas purification device, the inner wall of equipment for removing the solid impurities is easy to adhere to the solid impurities, the purification effect of natural gas can be influenced by the increase of the thickness of the solid impurities adhered to the inner wall of the device in the long-term past, the solid impurities on the inner wall of the device need to be removed manually, and the manual workload is large; and when the adsorbent (including adsorbed solid impurity, adsorbed water and gas) is changed, the machine needs to be stopped for changing, continuous production cannot be realized, and the natural gas purification efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a natural gas purification device for purifying solid impurities and water, which can achieve the aim of continuously purifying natural gas when an adsorbent is replaced, ensure that production is not stopped, prevent the solid impurities from adhering to the inner wall of the device and improve the service life, the production effect and the natural gas purification quality of the device aiming at the defects of the prior art.

In order to achieve the purpose, the utility model adopts the following technical scheme: a natural gas purification device for purifying solid impurities and water comprises a tower body, wherein an air outlet pipe is arranged at the top of the tower body, an air pump is arranged on the side surface of the air outlet pipe, a partition plate is fixedly connected to the bottom of the tower body, the interior of the tower body is divided into a left chamber and a right chamber by the partition plate, and the left chamber and the right chamber are both communicated with the air outlet pipe;

the side face of the tower body is connected with a solid purification structure and a gas purification structure in a drawer-type sliding manner, the solid purification structure and the gas purification structure are respectively provided with two groups and respectively correspond to the left cavity and the right cavity, and the gas purification structure is positioned at a necessary part of the left cavity or the right cavity which is communicated with the gas outlet pipe;

still include the inlet tube structure, the inlet tube structure has one and is responsible for, the one end of being responsible for is located the tower body outside, supplies the natural gas to get into, the other end of being responsible for is connected with branch pipe one, branch pipe two, all be provided with valve two on branch pipe one, the branch pipe two, the port of giving vent to anger of branch pipe one, branch pipe two stretches into the inside of tower body, and branch pipe one gives vent to anger the port and is located left cavity, and the port of giving vent to anger of branch pipe two is located right cavity, the port of giving vent to anger of branch pipe one, branch pipe two stretches into in the solid purification structure.

As a further description of the above technical solution:

solid purification structure includes the water-collecting box, the side of tower body just has been close to the bottom and has been seted up and has been placed a mouthful one, the water-collecting box can slide placing a mouthful one, the water-collecting box is located a outside side fixedly connected with end plate one of tower body, the cross-section of end plate one can cover completely and place a mouthful one, the inside of water-collecting box is equipped with liquid.

As a further description of the above technical solution:

and the air outlet ends of the first branch pipe or the second branch pipe are connected with hoses, and the bottom ends of the hoses extend into liquid arranged in the water collecting box.

As a further description of the above technical solution:

the length of the hose is greater than the height of the water collecting box.

As a further description of the above technical solution:

the hinge connection of the outer side of the tower body is provided with a first sealing plate, a first protruding plate is fixedly connected to the upper side of the first sealing plate, when the first sealing plate is closed through the hinge, the first protruding plate extends into the inner side of the first placing opening, and the first sealing plate can completely cover the first placing opening.

As a further description of the above technical solution:

a sealing ring is arranged between the first placing opening and the first sealing plate, and a sealing ring is arranged between the first placing opening and the first end plate.

As a further description of the above technical solution:

the gas purification structure comprises a packing plate, a second placing opening is formed in the side face of the tower body and close to the top of the tower body, the packing plate is in sliding connection with the second placing opening, the packing plate is located on the second side face of the outside of the tower body and fixedly connected with a second end plate, and the second end plate can completely cover the second placing opening.

As a further description of the above technical solution:

the outside hinge connection of tower body has closing plate two, the outside fixedly connected with of closing plate two is projected board two, and when closing of closing plate two hinge, the inside of placing mouthful two is inserted to projected board two, and closing plate two covers the outside of placing mouthful two.

As a further description of the above technical solution:

and a sealing ring is arranged between the placing port II and the sealing plate II, and a sealing ring is arranged between the placing port II and the end plate II.

The utility model has the following beneficial effects:

1. the utility model has reasonable design and simple structure, the tower body is divided into two cavities by the partition board, when water in the water collecting box in one cavity or water absorbent in the filler plate needs to be replaced, only the valve communicated with the cavity needs to be closed, and the valve communicated with the other cavity is opened, thereby realizing continuous natural gas purification and ensuring the production efficiency.

2. According to the utility model, the water in the water collecting box adsorbs the solid impurities in the natural gas, so that the solid impurities cannot be attached to the inner wall of the tower body, the service life of the tower body is prolonged, and the quality of purified natural gas is ensured.

Drawings

Fig. 1 is a schematic perspective view of a natural gas purification apparatus for purifying solid impurities and water according to the present invention;

fig. 2 is a schematic front view of a natural gas purification apparatus for purifying solid impurities and water according to the present invention;

fig. 3 is a schematic side view of a natural gas purification apparatus for purifying solid impurities and water according to the present invention;

FIG. 4 is a sectional view taken along line A-A in FIG. 2;

fig. 5 is a schematic top view of a natural gas purification apparatus for purifying solid impurities and water according to the present invention;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5;

fig. 7 is a partial perspective view of a natural gas purification apparatus for purifying solid impurities and water according to the present invention.

Illustration of the drawings:

1. a tower body; 2. a partition plate; 3. a solid purification structure; 31. a water collection box; 32. placing a first opening; 33. a first end plate; 34. a first sealing plate; 35. a first protruding plate; 4. an air inlet pipe structure; 41. a first branch pipe; 42. a second branch pipe; 43. a main pipe; 44. a second valve; 5. a gas purification structure; 51. a filler sheet; 52. a second end plate; 53. a second sealing plate; 54. a second projecting plate; 55. placing a second opening; 6. a hose; 7. an air outlet pipe; 8. an air pump; a. a left chamber; b. and a right chamber.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 7, the present invention provides a natural gas purifying apparatus for purifying solid impurities and water: the device comprises a tower body 1, wherein an air outlet pipe 7 is arranged at the top of the tower body 1, purified gas is discharged from the air outlet pipe 7, an air pump 8 is arranged on the side surface of the air outlet pipe 7, a partition plate 2 is fixedly connected to the bottom of the tower body 1, the interior of the tower body 1 is divided into a left chamber a and a right chamber b by the partition plate 2, the left chamber a and the right chamber b are communicated with the air outlet pipe 7, and parts in the left chamber and the right chamber work alternately to achieve the purpose of continuous production;

referring to fig. 7, a solid purification structure 3 and a gas purification structure 5 are slidably connected to the side of a tower body 1 in a drawer-type manner, the gas purification structure 5 can be a drying plate, i.e., an adsorption plate capable of adsorbing moisture in natural gas and optionally other adsorption plates for removing impurities, and is designed to filter and adsorb natural gas, so that the solid purification structure 3 and the gas purification structure 5 can be conveniently slid and replaced and also can be conveniently slidably mounted, two groups of solid purification structures 3 and two groups of gas purification structures 5 are provided and respectively correspond to a left chamber a and a right chamber b, and the gas purification structure 5 is located at a necessary part of a gas outlet pipe 7 communicated with the left chamber a or the right chamber b, i.e., gas flowing inside can be discharged from the gas outlet pipe 7 only through the gas purification structure 5;

the reference is attached, 2, 4, 5, 6, and the gas inlet structure 4 further includes a gas inlet pipe structure 4, the gas inlet pipe structure 4 has a main pipe 43, one end of the main pipe 43 is located outside the tower body 1 for natural gas to enter, i.e. is convenient for connecting a natural gas pipeline entering the device, the other end of the main pipe 43 is connected with a branch pipe one 41 and a branch pipe two 42, valves two 44 are respectively arranged on the branch pipe one 41 and the branch pipe two 42 to realize the connection and disconnection of the branch pipe one 41 and the branch pipe two 42 by controlling the valves two 44, so as to realize the above-mentioned alternative work, the gas outlet ports of the branch pipe one 41 and the branch pipe two 42 extend into the tower body 1, the gas outlet port of the branch pipe one 41 is located in the left chamber a, the gas outlet port of the branch pipe two 42 is located in the right chamber b, and the gas outlet ports of the branch pipe one 41 and the branch pipe two 42 extend into the solid purification structure 3.

Referring to fig. 7, the solid purification structure 3 includes a water collection box 31, a first place port 32 is opened on the side of the tower body 1 and near the bottom, the water collection box 31 can slide in the first place port 32, a first side fixedly connected with end plate 33 of the water collection box 31 located outside the tower body 1, the first place port 32 can be completely covered by the cross section of the first end plate 33, liquid is disposed inside the water collection box 31, and further, the air outlet end of the first branch pipe 41 or the second branch pipe 42 is connected with a hose 6, and the bottom end of the hose 6 extends into the liquid disposed inside the water collection box 31.

The length of the hose 6 is larger than the height of the water collecting box 31, so that the hose 4 can contact the bottom of the water collecting box 7, and the water in the water collecting box 7 can submerge the air outlet of the hose 4.

The outer side of the tower body 1 is hinged with a first sealing plate 34, the upper side of the first sealing plate 34 is fixedly connected with a first protruding plate 35, when the first sealing plate 34 is hinged to be closed, the first protruding plate 35 extends into the inner side of the first placing opening 32, and the first sealing plate 34 can completely cover the first placing opening 32.

The sealing ring is arranged between the first placing opening 32 and the first sealing plate 34, and the sealing ring is arranged between the first placing opening 32 and the first end plate 33, so that the sealing performance of the first sealing plate 34 when the first sealing plate is closed can be guaranteed, and the sealing performance of the first end plate 33 when the first sealing plate is closed can also be guaranteed, but when the two parts are closed, the sealing ring can be extruded, and the sealing effect is realized.

Gas purification structure 5 includes packing plate 51, and the side of tower body 1 just has been close to the top and has been seted up and has been placed a mouthful two 55, packing plate 51 with place mouthful two 55 sliding connection, packing plate 51 is located tower body 1 outside a side fixedly connected with end plate two 52, end plate two 52 can cover completely and place mouthful two 55, that is exactly the aggregate size of end plate two 52 is greater than the aggregate size of placing mouthful two 55.

A second sealing plate 53 is hinged to the outer side of the tower body 1, a second protruding plate 54 is fixedly connected to the outer side of the second sealing plate 53, when the second sealing plate 53 is hinged to be closed, the second protruding plate 54 is inserted into the second placing opening 55, and the second sealing plate 53 covers the outer side of the second placing opening 55.

The sealing ring is arranged between the second placing opening 55 and the second sealing plate 53, and the sealing ring is arranged between the second placing opening 55 and the second end plate 52, so that the sealing performance of the second sealing plate 53 when the second sealing plate is closed can be ensured, and the sealing performance of the second end plate 52 when the second end plate is closed can also be ensured.

The working principle is as follows: referring to fig. 6 and 7, in S1, taking the left chamber as an example, the second valve 44 communicated with the left chamber is opened, natural gas is introduced into the left chamber, and after the natural gas passes through the water in the water collecting box 31, the natural gas adsorbs solid impurities in the natural gas under the adsorption action of the water, so as to remove the solid impurities; the natural gas emerges from the water in the water collecting box 31 in a gaseous form and passes through the filler plate 51 located in the left chamber, and water entrained in the natural gas is absorbed under the action of the water absorbing agent, and then enters the air outlet pipe 7 under the action of the air pump 8, and further the natural gas is discharged out of the tower body 1.

A natural gas purification device for purifying solid impurities and water realizes the following continuous purification mode:

after the left chamber is subjected to the S1 for a period of time, the adsorption capacity of water on solid impurities is weakened, the absorbent in the filler plate 51 is saturated, the second valve 44 communicated with the left chamber is closed, the second valve 44 communicated with the right chamber is opened, and the natural gas in the right chamber is purified through the S1 process; the worker can replace the water in the water collecting box 31 in the left chamber and the water absorbing agent in the filler plate 51, and wait for work after replacement, thereby realizing continuous production.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a natural gas purifier for purifying solid impurity and water, includes tower body (1), the top of tower body (1) has an outlet duct (7), and the side of this outlet duct (7) is provided with air pump (8), its characterized in that: the bottom of the tower body (1) is fixedly connected with a partition plate (2), the interior of the tower body (1) is divided into a left chamber (a) and a right chamber (b) by the partition plate (2), and the left chamber (a) and the right chamber (b) are both communicated with an air outlet pipe (7);

the side face of the tower body (1) is connected with a solid purification structure (3) and a gas purification structure (5) in a drawer-type sliding mode, two groups of solid purification structures (3) and two groups of gas purification structures (5) are arranged and respectively correspond to the left cavity (a) and the right cavity (b), and the gas purification structure (5) is located at a necessary part of the left cavity (a) or the right cavity (b) which is communicated with an air outlet pipe (7);

still include inlet tube structure (4), inlet tube structure (4) have one and are responsible for (43), the one end of being responsible for (43) is located tower body (1) outside, supplies the natural gas to get into, the other end of being responsible for (43) is connected with branch pipe one (41), branch pipe two (42), all be provided with valve two (44) on branch pipe one (41), the branch pipe two (42), the port of giving vent to anger of branch pipe one (41), branch pipe two (42) stretches into the inside of tower body (1), and branch pipe one (41) give vent to anger the port and lie in left cavity (a), and the port of giving vent to anger of branch pipe two (42) lies in right cavity (b), the port of giving vent to anger of branch pipe one (41), branch pipe two (42) stretches into in solid purification structure (3).

2. A natural gas purification apparatus for purifying solid impurities and water according to claim 1, wherein: solid purification structure (3) are including water collection box (31), the side of tower body (1) and be close to the bottom and seted up and place a mouthful (32), water collection box (31) can slide placing mouthful (32), water collection box (31) are located tower body (1) outside a side fixedly connected with end plate (33), the cross-section of end plate (33) can cover completely and place mouthful (32), the inside of water collection box (31) is equipped with liquid.

3. A natural gas purification apparatus for purifying solid impurities and water according to claim 2, wherein: the air outlet ends of the first branch pipe (41) or the second branch pipe (42) are connected with hoses (6), and the bottom ends of the hoses (6) extend into liquid arranged inside the water collecting box (31).

4. A natural gas purification apparatus for purifying solid impurities and water according to claim 3, wherein: the length of the hose (6) is greater than the height of the water collecting box (31).

5. A natural gas purification apparatus for purifying solid impurities and water according to claim 3, wherein: the hinge connection has sealing plate one (34) outside tower body (1), the upside fixedly connected with of sealing plate one (34) is protruded board one (35), and when sealing plate one (34) hinge was closed, protruded board one (35) stretched into and placed mouthful inboard (32), and sealing plate one (34) can cover completely and place mouthful one (32).

6. A natural gas purification apparatus for purifying solid impurities and water according to claim 5, wherein: a sealing ring is arranged between the first placing opening (32) and the first sealing plate (34), and a sealing ring is arranged between the first placing opening (32) and the first end plate (33).

7. A natural gas purification apparatus for purifying solid impurities and water according to claim 1, wherein: gas purification structure (5) are including packing plate (51), the side of tower body (1) just has been close to the top and has been seted up and has been placed a mouthful two (55), packing plate (51) with place mouthful two (55) sliding connection, packing plate (51) are located tower body (1) outside a side fixedly connected with end plate two (52), end plate two (52) can cover completely and place mouthful two (55).

8. A natural gas purification apparatus for purifying solid impurities and water according to claim 7, wherein: the outer side of the tower body (1) is hinged with a second sealing plate (53), the outer side of the second sealing plate (53) is fixedly connected with a second protruding plate (54), when the second sealing plate (53) is hinged to be closed, the second protruding plate (54) is inserted into the second placing opening (55), and the second sealing plate (53) covers the outer side of the second placing opening (55).

9. A natural gas purification apparatus for purifying solid impurities and water according to claim 8, wherein: and a sealing ring is arranged between the placing port II (55) and the sealing plate II (53), and a sealing ring is arranged between the placing port II (55) and the end plate II (52).