CN213063541U

CN213063541U - Automatic processing device for sulfur-containing gas at wellhead of oil-gas well based on sensor

Info

Publication number: CN213063541U
Application number: CN202021418425.1U
Authority: CN
Inventors: 吴峰山; 邢飞龙; 王明康; 李栋
Original assignee: Karamay Siwei Petroleum Technology Co ltd
Current assignee: Karamay Jiuji Kaisheng Petroleum Technology Service Co ltd; Karamay Siwei Petroleum Technology Co ltd
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2021-04-27
Anticipated expiration: 2030-07-17

Abstract

The utility model belongs to the technical field of environmental protection equipment, in particular to a sensor-based automatic sulfur-containing gas treatment device for an oil-gas well mouth, which comprises a well cover, a gas-sensitive air pump, a reaction tank and an absorption tank, wherein the well cover, the gas-sensitive air pump, the reaction tank and the absorption tank are sequentially connected through pipelines, an inserted bar is fixed at the bottom of the well cover, a plurality of packing cushions are fixed around the bottom of the well cover, an aeration device is installed at the inner bottom of the reaction tank, the absorption tank comprises a tank body and a tank cover, a plurality of inserted barrels are fixed around the outer wall of the upper end of the tank body, a plurality of inserted shafts are fixed around the outer wall of the bottom of the tank cover, a plurality of supporting plates are fixed around the inner wall of the tank body, the absorption device is installed at the upper end of the supporting plate in the tank body, and covers, prevent the sulfur-containing gas inside the oil and gas well from leaking out, so that the sulfur-containing gas inside the oil and gas well can be treated in a centralized manner.

Description

Automatic processing device for sulfur-containing gas at wellhead of oil-gas well based on sensor

Technical Field

The utility model belongs to the technical field of the environmental protection equipment, concretely relates to oil gas well head contains gaseous automatic processing apparatus of sulphur based on sensor.

Background

With the rapid development of national economy in China, petroleum processing, the natural gas industry and the coal chemical industry develop at a high speed; with the increase of imported crude oil, particularly the processes of high-sulfur crude oil, coal chemical industry and the like all relate to the treatment of sulfur-containing compounds; most of domestic natural gas fields are also associated with a large amount of hydrogen sulfide, the requirement of environmental protection on the emission control index of sulfur-containing substances is stricter, at present, a reaction device is usually adopted for treating sulfur-containing gas, the sulfur-containing gas is introduced into the reaction device, and then water is introduced into the reaction device to remove sulfur in the gas, but the method cannot completely remove sulfur in the gas, has a small amount of residue, and can pollute the environment after being emitted.

At present, domestic in 2018 7, 6, a published device for treating sulfur-containing gas with publication number CN108246079A provides a sulfur-containing gas treatment scheme, through mutual cooperation of a reaction tank and an absorption tank, firstly, the sulfur-containing gas is subjected to preliminary treatment in the reaction tank and then is introduced into the absorption tank, sulfide in the gas can be completely removed through further absorption treatment of an alkaline absorption device, and the sulfide is discharged to the outside without causing harm to the environment, but the patent also has the following problems in the use process: a better sealing cover structure is lacked between the device and the wellhead of the oil-gas well, so that gas in the wellhead of the oil-gas well is easy to leak, and the treatment effect of sulfur-containing gas is poor; meanwhile, the absorption layer inside the absorption tank is inconvenient to mount, dismount and replace, the absorption capacity of the absorption layer inside the absorption tank is reduced after the absorption layer is used for a long time, and the treatment effect of sulfur-containing gas can be influenced if the absorption layer is not replaced.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides an oil gas well head contains gaseous automatic processing apparatus of sulphur based on sensor has easy operation and uses convenient characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: oil gas well wellhead sulfur-containing gas automatic processing apparatus based on sensor, including well casing, gas sense aspiration pump, retort and absorption tank, loop through the pipeline between well casing and the gas sense aspiration pump, gas sense aspiration pump and retort, retort and the absorption tank and be connected, the well casing bottom is fixed with the inserted bar, the bottom of well casing is fixed with a plurality of pad all around, aeration equipment is installed to the inside bottom of retort, the absorption tank is including a jar body and cover, the upper end outer wall of the jar body is fixed with a plurality of all around and inserts a section of thick bamboo, the bottom outer wall of cover is fixed with a plurality of all around and inserts the axle, the inner wall of the jar body is fixed with a plurality of layer board all around, absorbing device is installed to the inside upper end that is located the layer board of the jar body.

As the utility model discloses an oil gas well wellhead contains preferred technical scheme of sour gas automatic processing apparatus based on sensor, the pad is the toper structure and is the equidistance and arranges, the both sides outer wall of well casing all is fixed with handle and is the slope setting, the inside of detecting the mouth and detecting the mouth is all seted up to the upper end both sides of well casing and is closed soon and be connected with the cock.

As the utility model discloses an oil gas well wellhead sulfur-containing gas automatic processing apparatus preferred technical scheme based on sensor, the layer board is laminated mutually for L shape structure and up end and absorbing device's bottom face.

As the utility model discloses an oil gas well wellhead contains the preferred technical scheme of sour gas automatic processing apparatus based on sensor, insert the axle and insert a section of thick bamboo mutually and insert the bottom of axle and be located the below of inserting a section of thick bamboo and close soon and be connected with the nut.

As the utility model discloses an oil gas well head contains gaseous preferred technical scheme of sour gas automatic processing apparatus based on sensor, the up end of cover is fixed with sealed cushion.

As the utility model discloses an oil gas well wellhead sulfur-containing gas automatic processing apparatus based on sensor prefers technical scheme, retort and aeration equipment are the arc structure and parallel.

Compared with the prior art, the beneficial effects of the utility model are that: when the device is used, the well cover is fixedly arranged on the periphery of the outer part of the oil-gas well mouth, the periphery of the outer part of the oil-gas well mouth is covered by the well cover, so that the sulfur-containing gas in the oil-gas well is prevented from leaking, the sulfur-containing gas in the oil-gas well is conveniently and centrally treated, and meanwhile, the well cover is convenient to mount and dismount relative to the oil-gas well mouth and is fixed and stable; when the absorption tank is used, the tank body at the bottom of the absorption tank is lifted upwards to move the tank cover at the upper part of the absorption tank, the tank cover is separated from the tank body, and then the absorption device at the upper end of the supporting plate in the tank body is taken out to be replaced, so that the absorption effect of the absorption device is ensured, and meanwhile, the tank cover is convenient to mount and dismount relative to the tank body and is fixed and stable.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the manhole cover of the present invention;

fig. 3 is a schematic structural view of the air-sense air pump of the present invention;

FIG. 4 is a schematic view of the internal structure of the reaction tank of the present invention;

FIG. 5 is a schematic view of the internal structure of the absorption tank of the present invention;

FIG. 6 is a schematic structural view of the absorption tank in the assembled and disassembled state;

FIG. 7 is a schematic view of the connection structure of the can body and the can cover of the present invention;

in the figure: 1. a well cover; 2. an air induction air pump; 3. a reaction tank; 4. an aeration device; 5. an absorption tank; 6. a tank body; 7. a can lid; 8. an absorption device; 9. a support plate; 10. inserting a rod; 11. wrapping the cushion; 12. a handle; 13. inserting a cylinder; 14. inserting a shaft; 15. a nut; 16. and sealing the rubber gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides the following technical solutions: a sensor-based automatic sulfur-containing gas treatment device for an oil-gas well wellhead comprises a well cover 1, a gas-sensitive air pump 2, a reaction tank 3 and an absorption tank 5, wherein the well cover 1, the gas-sensitive air pump 2, the reaction tank 3 and the absorption tank 5 are sequentially connected through pipelines, an inserted rod 10 is fixed at the bottom of the well cover 1, a plurality of packing cushions 11 are fixed at the periphery of the bottom of the well cover 1, an aeration device 4 is installed at the bottom inside the reaction tank 3, the absorption tank 5 comprises a tank body 6 and a tank cover 7, a plurality of inserted cylinders 13 are fixed at the periphery of the outer wall of the upper end of the tank body 6, a plurality of inserted shafts 14 are fixed at the periphery of the outer wall of the bottom end of the tank cover 7, a plurality of supporting plates 9 are fixed at the periphery of the inner wall of the tank body 6, and an absorption device 8 is installed at the upper end of the supporting plates 9 inside the tank body 6, in the embodiment, the sulfur-containing gas treatment device, the pipeline is made of metal materials and is used for conveying sulfur-containing gas, the gas-sensitive air pump 2 can refer to a gas-sensitive intelligent air pump with the model of NMP830KNE, when sulfur-containing gas passes through, the air-sensitive intelligent air pump starts to work, when no sulfur-containing gas passes through, the air-sensitive intelligent air pump stops working, so that automatic processing of the sulfur-containing gas is realized, energy is saved, environment is protected, when the air-sensitive intelligent air pump is used, the well cover 1 is fixedly arranged on the periphery of the outer part of a well head of an oil-gas well, the periphery of the outer part of the well head of the oil-gas well is covered by the well cover 1, the sulfur-containing gas in the oil-gas well is prevented from leaking, so that the sulfur-; when the absorption tank is used, the tank cover 7 on the upper part of the absorption tank 5 is lifted upwards relative to the tank body 6 at the bottom of the absorption tank 5, the tank cover 7 is separated from the tank body 6, and then the absorption device 8 positioned at the upper end of the supporting plate 9 in the tank body 6 is taken out for replacement, so that the absorption effect of the absorption device 8 is ensured, and meanwhile, the tank cover 7 is convenient to mount and dismount relative to the tank body 6 and is fixed and stable.

Specifically, the packing pads 11 are of a conical structure and are arranged at equal intervals, the outer walls of two sides of the well cover 1 are respectively fixed with a handle 12, the handles 12 are obliquely arranged, the two sides of the upper end of the well cover 1 are respectively provided with a detection port, the detection port is screwed and connected with a cock, in the embodiment, the well cover 1 is made of metal, the actual size of the well cover 1 is customized according to the size of the well mouth of the oil and gas well, the well cover 1 is matched with the well mouth of the oil and gas well, the well cover 1 can cover the periphery of the outer part of the well mouth of the oil and gas well, the handles 12 are made of metal, the inserting rods 11 are of metal cones, the bottoms of the well covers 1 are limited and fixed in the soil through the inserting rods 11, the packing pads 10 are made of rubber, the bottom sealing effect of the well cover 1 is improved through the packing pads 10, gas leakage is prevented, the detection ports are round detection ports, the cocks are rubber cylindrical cocks, and the sulfur-containing, the tap is used for sealing the detection port in a non-use state.

Specifically, the supporting plate 9 is an L-shaped structure, and the upper end surface of the supporting plate is attached to the bottom end surface of the absorbing device 8, in this embodiment, the supporting plate 9 is a metal L-shaped structure, and is provided with a plurality of positions for supporting the bottom of the absorbing device 8.

Specifically, the insert shaft 14 is inserted into the insert cylinder 13, and the bottom end of the insert shaft 14 is located below the insert cylinder 13 and is screwed with the nut 15, in this embodiment, the insert shaft 14 is a metal threaded screw, the insert cylinder 13 is a metal cylindrical cylinder, the nut 15 is a metal threaded cap, the insert shaft 14 is inserted into the insert cylinder 13, the insert shaft 14 is screwed with the nut 15, and the insert shaft 14, the insert cylinder 13, and the nut 15 are used for mounting and dismounting between the tank cover 7 and the tank body 6, so that the absorption device 8 inside the tank body 6 can be replaced.

Specifically, a sealing rubber gasket 16 is fixed on the upper end surface of the tank cover 7, in this embodiment, the sealing rubber gasket 16 is made of rubber, and the sealing rubber gasket 16 is used for enhancing the sealing performance of the joint between the tank cover 7 and the tank body 6 and preventing the gas inside the absorption tank 5 from leaking.

Specifically, retort 3 and aeration equipment 4 are arc structure and parallel, and in this embodiment, retort 3 and aeration equipment 4 are the metallic tank, and inside aeration equipment 4 and the absorbing device 8 of being provided with respectively.

The utility model discloses a theory of operation and use flow: when the utility model is used, the well cover 1 is moved and lifted through the handle 12, the well cover 1 is covered around the outside of the wellhead of the oil gas well, the well cover 1 is pressed downwards, the packing pad 11 is inserted into the soil, the insertion rod 10 is tightly attached to the ground, sulfur-containing gas in the oil gas well diffuses into the gas-sensitive air pump 2 and is detected by the gas sensor in the gas-sensitive air pump 2, the gas-sensitive air pump 2 starts to work, the sulfur-containing gas in the pipeline is conveyed to the inside of the reaction tank 3 through the gas-sensitive air pump 2, aeration treatment is carried out through the aeration device 4, then the sulfur-containing gas enters the inside of the absorption tank 5 through the pipeline and is absorbed through the absorption device 8, when no sulfur-containing gas passes through the inside of the gas-sensitive air pump 2, the gas sensor in the gas-sensitive air pump 2 does not detect the sulfur-containing gas, the gas-sensitive air pump 2 stops working, thereby realizing the automatic treatment of the sulfur-containing gas, energy-saving and environment-friendly, when the absorption device 8 needs to be replaced, the screw cap 15 is screwed outwards, the tank cover 7 is lifted upwards relative to the tank body 6, the tank body 6 is separated from the tank cover 7, the inserting cylinder 13 is separated from the inserting shaft 14, and the supporting plate 9 on the supporting plate 9 in the tank body 6 is taken out for replacement.

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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Oil gas well wellhead sulfur-containing gas automatic processing apparatus based on sensor, its characterized in that: comprises a well cover (1), a gas-sensitive air pump (2), a reaction tank (3) and an absorption tank (5), the well cover (1) is connected with the gas-sensitive air pump (2), the gas-sensitive air pump (2) is connected with the reaction tank (3), the reaction tank (3) is connected with the absorption tank (5) through pipelines in turn, an inserting rod (10) is fixed at the bottom of the well cover (1), a plurality of packing cushions (11) are fixed around the bottom of the well cover (1), an aeration device (4) is arranged at the bottom end in the reaction tank (3), the absorption tank (5) comprises a tank body (6) and a tank cover (7), a plurality of inserting cylinders (13) are fixed on the periphery of the outer wall of the upper end of the tank body (6), a plurality of inserting shafts (14) are fixed on the periphery of the outer wall of the bottom end of the tank cover (7), a plurality of supporting plates (9) are fixed on the periphery of the inner wall of the tank body (6), and an absorption device (8) is arranged in the tank body (6) and is positioned at the upper end of each supporting plate (9).

2. The automatic sensor-based processing device for sulfur-containing gas at the wellhead of an oil and gas well as claimed in claim 1, wherein: the package pad (11) is the toper structure and is the equidistance and arranges, the both sides outer wall of well cover (1) all is fixed with handle (12) and is the slope setting, the inside of detecting mouthful and detecting the mouth is seted up all to the upper end both sides of well cover (1) closes soon and is connected with the cock.

3. The automatic sensor-based processing device for sulfur-containing gas at the wellhead of an oil and gas well as claimed in claim 1, wherein: the supporting plate (9) is of an L-shaped structure, and the upper end face of the supporting plate is attached to the bottom end face of the absorption device (8).

4. The automatic sensor-based processing device for sulfur-containing gas at the wellhead of an oil and gas well as claimed in claim 1, wherein: the insert shaft (14) and the insert cylinder (13) are inserted and combined with each other, and the bottom end of the insert shaft (14) is positioned below the insert cylinder (13) and is connected with a screw cap (15) in a screwing mode.

5. The automatic sensor-based processing device for sulfur-containing gas at the wellhead of an oil and gas well as claimed in claim 1, wherein: and a sealing rubber gasket (16) is fixed on the upper end surface of the tank cover (7).

6. The automatic sensor-based processing device for sulfur-containing gas at the wellhead of an oil and gas well as claimed in claim 1, wherein: the reaction tank (3) and the aeration device (4) are both arc-shaped structures and are parallel.