CN210286999U - Oil field sewage desulfurization treatment device - Google Patents

Abstract

The utility model belongs to the technical field of oil field sewage treatment, in particular to an oil field sewage desulfurization treatment device, which comprises a support frame and a desulfurization tank body, wherein the lower end of the desulfurization tank body is provided with a drain outlet, a baffle is arranged in the desulfurization tank body, the inner cavity of the baffle is divided into a U shape by the baffle, the lower side of the baffle is provided with an aeration pipe which is provided with a plurality of aeration holes, the desulfurization tank body at the left side of the baffle is provided with an oil inlet, the desulfurization tank body at the right side of the baffle is provided with an oil outlet, the lower side of the oil outlet is provided with a fan ring step, the fan ring step is welded with the inner wall of the desulfurization tank body and the baffle, the upper side of the fan ring step is connected with a falling-proof baffle by bolts, the upper side of the falling-proof baffle is, is convenient for the operation of maintenance personnel.

Description

Oil field sewage desulfurization treatment device

Technical Field

The utility model belongs to the technical field of oil field sewage treatment, concretely relates to oil field sewage desulfurization treatment device.

Background

China's oil fields are widely distributed throughout the northeast, the North China, the south China, the southwest China, the China and the southeast China coastal areas. At present, most oil fields enter the middle stage and the later stage of oil exploitation, the water content of the extracted crude oil reaches 70% -80%, the water content of some oil fields reaches even 90%, and a large amount of oily sewage is generated after oil-water separation. If the oily sewage is directly discharged without being treated, not only can the soil and water source be polluted, but also sometimes even the burning accident of the dirty oil can be caused, the life safety of people is threatened, the national economic loss is caused, and the benefits of the oil field can be damaged. Therefore, how to develop the oil field oily sewage treatment and recycling technology which is suitable for the actual conditions of the oil field in China and is efficient and economical to achieve the purposes of saving energy, reducing consumption, protecting the environment and recycling water resources becomes an important problem for the reconstruction and establishment of the oil field water treatment station.

All can produce a large amount of sulphur sewage in the daily production in-process in oil field every day, hydrogen sulfide in the sewage is toxic, corrosivity, and have the stink, cause very big pollution to the environment, the most serious is that hydrogen sulfide in the sewage can cause pipeline and equipment to corrode the perforation often, seriously influence the normal operating in oil field, consequently station in the oil field production, the sulphur sewage that the well site produced must be through proper processing, in the oil field sewage desulphurization unit of existing use, adopt the aeration method to handle sewage more, but the not enough desulfurization efficiency that influences of aeration of current desulphurization unit, and the filter screen in the device is difficult to be changed, lead to maintenance personal operation difficulty.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: aims to provide an oil field sewage desulfurization treatment device, which not only has sufficient aeration and increased desulfurization efficiency, but also has convenient replacement of a filter screen and is convenient for operation of maintenance personnel.

In order to realize the technical purpose, the utility model discloses a technical scheme as follows:

an oil field sewage desulfurization treatment device comprises a support frame, a desulfurization tank body and an ozone generator, wherein the desulfurization tank body is welded with the support frame, the lower side of the desulfurization tank body is in a funnel shape, the lower end of the desulfurization tank body is provided with a sewage discharge outlet, a partition plate is arranged in the desulfurization tank body, the inner cavity of the partition plate is divided into a U shape by the partition plate, the lower side of the partition plate is provided with an aeration pipe, the aeration pipe is provided with a plurality of aeration holes, the left side of the partition plate is provided with an oil inlet, the right side of the partition plate is provided with an oil outlet, the oil inlet and the oil outlet are both positioned on the upper side of the desulfurization tank body, the oil outlet is connected with the ozone generator, the lower side of the oil outlet is provided with a fan ring step, the fan ring step is, the filter screen group comprises a plurality of filter screens, the sealed connection in desulfurization jar body top has two maintenance hatch doors and a plurality of to discharge valve, maintenance hatch door and discharge valve equal symmetric distribution are in the baffle both sides.

By adopting the technical scheme of the utility model, the baffle separates the inner chamber of the desulfurization tank body into U-shaped simultaneously, thus, sewage enters from one end of the U-shaped through the oil inlet, is discharged from the oil outlet at the other end of the U-shaped, the flowing distance of liquid in the desulfurization tank body is increased, the aeration pipe continuously aerates upwards at the same time, gas floats upwards and fully contacts with the flowing liquid, the full aeration of sewage is ensured, and the generated precipitate can not be discharged due to the blocking of the filter screen group, is deposited and accumulated at the lower side of the desulfurization tank body, and is discharged from a sewage discharge port when the desulfurization device is emptied and cleaned, and the exhaust valve is used for discharging gas; because the oil outlet and the fan ring step are both positioned at the upper side of the desulfurization tank body and close to the maintenance hatch door, a worker can replace the filter screen group by using a tool only by opening the maintenance hatch door, and the anti-falling clapboard is arranged to prevent the filter screen group from falling to the bottom of the desulfurization tank body in the replacement process; the anti-falling partition plate is connected with the fan ring steps through bolts, and the anti-falling partition plate is connected with the filter screen group through bolts, so that both the anti-falling partition plate and the filter screen group can be disassembled, and workers can enter the desulfurization tank body to work through disassembling the anti-falling partition plate and the filter screen group; the utility model discloses not only the aeration is abundant, increases desulfurization efficiency, and the filter screen is changed conveniently moreover, and the maintenance personal of being convenient for operates.

Further, the filter screen group is composed of two fan-shaped filter screens and a door-shaped filter screen. By adopting the structure, the filter screen group can conveniently penetrate through the maintenance hatch door to be installed or detached, and meanwhile, the filter screen group has a large area and is not easy to penetrate through the anti-falling partition plate to fall off.

Further, the anti-falling partition plate is composed of two fan-shaped partition plates. By adopting the structure, the anti-falling partition plate can penetrate through the maintenance hatch door, and when the anti-falling partition plate needs to enter the inner part of the desulfurization tank body for maintenance, only one of the fan-shaped partition plates needs to be detached and stacked above the other fan-shaped partition plate, so that the maintenance is convenient and rapid.

Further defined, the aeration holes are positioned on the lower side of the wall of the aeration pipe. With the structure, the aeration holes are prevented from being blocked when the sediment is settled.

Further inject, the welding of desulfurization jar body one side has the cat ladder. Due to the structure, the climbing of workers is facilitated.

Further limit, the drain is equipped with the ball valve. The structure is used for controlling the on-off of the sewage draining outlet and is convenient to use.

Drawings

The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

FIG. 1 is a schematic structural view of an embodiment of an oilfield wastewater desulfurization treatment device of the present invention;

FIG. 2 is a schematic view showing a cross-sectional structure of an embodiment of the desulfurization treatment device for oilfield wastewater of the present invention;

FIG. 3 is a schematic view of a cross-sectional structure of an embodiment of the desulfurization treatment device for oilfield wastewater of the present invention;

the main element symbols are as follows:

the device comprises a support frame 1, a desulfurization tank body 2, a sewage outlet 21, a ball valve 211, a partition plate 22, an aeration pipe 23, an oil inlet 25, an oil outlet 26, a fan-shaped ring step 3, an anti-falling partition plate 31, a filter screen group 32, a fan-shaped filter screen 321, a door-shaped filter screen assembly 322, a maintenance cabin door 4, an exhaust valve 5, an ozone generator 6 and a ladder stand 7.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

As shown in figures 1-3, the oil field sewage desulfurization treatment device of the utility model comprises a support frame 1, a desulfurization tank body 2 and an ozone generator 6, the desulfurization tank body 2 is welded with the support frame 1, the lower side of the desulfurization tank body 2 is funnel-shaped, the lower end of the desulfurization tank body 2 is provided with a drain outlet 21, a partition plate 22 is arranged in the desulfurization tank body 2, the inner cavity of the partition plate 22 is divided into U-shaped by the partition plate 22, the lower side of the partition plate 22 is provided with an aeration pipe 23, the aeration pipe 23 is provided with a plurality of aeration holes, the desulfurization tank body 2 on the left side of the partition plate 22 is provided with an oil inlet 25, the desulfurization tank body 2 on the right side of the partition plate 22 is provided with an oil outlet 26, the oil inlet 25 and the oil outlet 26 are both positioned on the upper side of the desulfurization tank body 2, the oil outlet 26 is connected, the bolt connection has filter screen group 32 on the upside of anti-falling baffle 31, and filter screen group 32 comprises a plurality of filter screens, and 2 top sealing connection of the digester body have two maintenance hatch doors 4 and a plurality of to discharge valve 5, maintenance hatch door 4 and discharge valve 5 equal symmetric distribution in baffle 22 both sides.

By adopting the technical scheme of the utility model, simultaneously baffle 22 separates the 2 inner chambers of the desulfurization tank body into U-shaped, thus, sewage enters from one end of U-shaped through oil inlet 25, is discharged from the oil outlet 26 at the other end of U-shaped, the flowing distance of liquid in the desulfurization tank body 2 is increased, aeration pipe 23 continuously aerates upwards at the same time, gas floats upwards and fully contacts with flowing liquid, the sufficient aeration of sewage is ensured, and the generated precipitate can not be discharged due to the blockage of the filter screen group 32, is deposited and accumulated at the lower side of the desulfurization tank body 2, and is discharged from drain outlet 21 when the desulfurization device is emptied and cleaned, and exhaust valve 5 is used for discharging gas; because the oil outlet 26 and the fan-shaped ring step 3 are both positioned at the upper side of the desulfurization tank body 2 and close to the maintenance hatch door 4, a worker can replace the filter screen group 32 by using a tool only by opening the maintenance hatch door 4, and the anti-falling partition plate 31 is arranged to prevent the filter screen group 32 from falling to the bottom of the desulfurization tank body 2 in the replacement process; the anti-falling partition plate 31 is connected with the fan-shaped ring step 3 through bolts, and the anti-falling partition plate 31 is connected with the filter screen group 32 through bolts, so that both the anti-falling partition plate 31 and the filter screen group 32 can be detached, and workers can enter the desulfurization tank body 2 to work by detaching the anti-falling partition plate 31 and the filter screen group 32; the utility model discloses not only the aeration is abundant, increases desulfurization efficiency, and the filter screen is changed conveniently moreover, and the maintenance personal of being convenient for operates.

Preferably, the screen pack 32 is comprised of two fan screens 321 and a door screen 322. With the structure, the filter screen group 32 can conveniently penetrate through the maintenance door 4 to be installed or detached, and meanwhile, the filter screen group has a large area and is not easy to penetrate through the anti-falling partition plate 31 to fall. In fact, it is also contemplated that the filter screen assembly 32 may be formed of filter screens having other shapes and configurations, as the case may be.

Preferably, the falling prevention partition 31 is composed of two sectorial partitions. With the structure, the anti-falling partition plate 31 can penetrate through the maintenance hatch door 4, and when the anti-falling partition plate needs to enter the inside of the desulfurization tank body 2 for maintenance, only one of the fan-shaped partition plates needs to be detached and stacked above the other one, so that the maintenance is convenient and rapid. In fact, it is also conceivable for the fall-prevention barrier 31 to consist of barriers of other shapes, as the case may be.

Preferably, the aeration holes are positioned at the lower side of the pipe wall of the aeration pipe 23. With the structure, the aeration holes are prevented from being blocked when the sediment is settled. In fact, other structures can be used according to specific situations to prevent the sediment from blocking the aeration holes when the sediment is settled.

Preferably, one side of the desulfurization tank body 2 is welded with a ladder stand 7. Due to the structure, the climbing of workers is facilitated. In fact, other connection modes of the desulfurization tank body 2 and the ladder stand 7 can be considered according to specific situations.

Preferably, the drain 21 is provided with a ball valve 211. The structure is used for controlling the on-off of the sewage draining exit 21, and is convenient to use. In fact, other valves can be used for controlling the on-off of the sewage draining exit 21 according to specific situations.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (6)

1. The utility model provides an oil field sewage desulfurization treatment device, includes support frame (1), the desulfurization jar body (2) and ozone generator (6), its characterized in that: the utility model discloses a desulfurization device, including desulfurization tank body (2), baffle (22), the baffle (22) inner chamber is separated for the U type by baffle (22), the baffle (22) downside is equipped with aeration pipe (23), aeration pipe (23) are equipped with a plurality of aeration holes, baffle (22) left side desulfurization tank body (2) is equipped with oil inlet (25), baffle (22) right side desulfurization tank body (2) is equipped with oil-out (26), oil inlet (25) and oil-out (26) all are located desulfurization tank body (2) upside, oil-out (26) are connected with ozone generator (6), oil-out (26) downside is equipped with fan ring step (3), fan ring step (3) and the welding of desulfurization tank body (2) inner wall and baffle (22), fan ring step (3) upside bolted connection has prevents falling baffle (31), prevent falling baffle (31) upside bolted connection has filter screen group (32), filter screen group (32) comprise a plurality of filter screens, the desulfurization jar body (2) top sealing connection has two maintenance hatch doors (4) and a plurality of to discharge valve (5), maintenance hatch door (4) and discharge valve (5) equal symmetric distribution in baffle (22) both sides.

2. The oil field sewage desulfurization treatment device of claim 1, characterized in that: the filter screen group (32) consists of two fan-shaped filter screens (321) and a door-shaped filter screen (322).

3. The oil field sewage desulfurization treatment device of claim 2, characterized in that: the anti-falling partition plate (31) consists of two fan-shaped partition plates.

4. The oil field sewage desulfurization treatment device of claim 3, characterized in that: the aeration holes are positioned at the lower side of the pipe wall of the aeration pipe (23).

5. The oil field sewage desulfurization treatment device of claim 4, characterized in that: a ladder (7) is welded on one side of the desulfurizing tank body (2).

6. The oil field sewage desulfurization treatment device of claim 5, characterized in that: the sewage draining outlet (21) is provided with a ball valve (211).

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