CN214457532U

CN214457532U - Sludge treatment device for marine oil and gas resource exploitation

Info

Publication number: CN214457532U
Application number: CN202120088783.9U
Authority: CN
Inventors: 张意
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-10-22
Anticipated expiration: 2031-01-13

Abstract

The utility model relates to the technical field of ocean oil gas sludge treatment, in particular to a sludge treatment device for ocean oil gas resource exploitation, which can effectively treat sludge and reduce labor intensity and leakage risk, and comprises a flocculating agent reaction box, an automatic chemical feeding device is arranged at the top end of the flocculating agent reaction box, a metering pump is arranged at the left end of a first guide pipe, a mixing tank is arranged at the bottom of the left part of a second guide pipe, spiral blades are arranged at the bottom end of a first motor, a dewatering machine is arranged below the bottom end of a discharge port, a disc is arranged at the right end of the second motor, grid bars are arranged at the bottom end of the interior of the dewatering machine, a filtrate tank is arranged at the bottom end of the dewatering machine, inclined plate grooves are arranged at the left part and the right part of the interior of the filtrate tank, an adjusting tank is arranged at the bottom end of a dewatering pipe, a sludge concentration sensor is arranged at the bottom end of the right end of a fourth guide pipe, a sludge amount adjusting valve is arranged at the middle part of the fourth guide pipe, the middle part of the return pipe is provided with a return water quantity regulating valve.

Description

Sludge treatment device for marine oil and gas resource exploitation

Technical Field

The utility model relates to an ocean oil gas sludge treatment technical field specifically is a sludge treatment equipment for exploitation of ocean oil gas resources.

Background

As is well known, in the production process of offshore oil fields, about 10 ten thousand of waste oil water and waste residues are generated year by year, the waste oil water and waste residues mainly come from backwashing of devices such as inclined plates, air flotation oil recovery and walnut shell filtration, collection of an open-close discharge system and clearing of bottom mud in a bin, the current main treatment mode is to simultaneously treat a reclaimed oil flow and a produced liquid, and as a result, the pressure of the reclaimed oil flow is unstable, the pressure of an oil-water treatment system is increased, the production waste liquid mainly comprises aging oil, solid suspended matters, wax, colloid, bacteria, corrosion products, polymer agents and the like, and a high-polymer-form and high-stability suspended emulsion system such as oil sludge, suspended impurities and the like is easily formed and is difficult to treat; the water content of crude oil separated by a production system is increased, the equipment failure rate is increased, the burden of a sewage treatment system is increased, and the medicament cost is increased.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a can effective treatment mud and can reduce intensity of labour and reveal the sludge treatment device that is used for ocean oil gas resource exploitation of risk.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a sludge treatment device for marine oil and gas resource exploitation comprises a flocculating agent reaction box, wherein an automatic dosing device is arranged at the top end of the flocculating agent reaction box, a dosing pipe is arranged at the right end of the automatic dosing device, a water injection pipe is arranged at the left end of the automatic dosing device, a first guide pipe is arranged at the bottom of the left end of the flocculating agent reaction box, a metering pump is arranged at the left end of the first guide pipe, a second guide pipe is arranged at the top end of the metering pump, a mixing tank is arranged at the bottom of the left part of the second guide pipe, a first motor is arranged at the top end of the mixing tank, a spiral blade is arranged at the bottom end of the first motor and is positioned in the mixing tank, a discharge port is arranged at the top of the left end of the mixing tank, a dewatering machine is arranged below the bottom end of the discharge port, a second motor is arranged at the top of the left end of the dewatering machine, a disc is arranged at the right end of the second motor and is positioned in the dewatering machine, the bottom of the left end of the dehydrator is provided with a sludge discharge port, the bottom of the interior of the dehydrator is provided with grid bars, the bottom of the dehydrator is provided with a filtrate tank, the left part and the right part of the interior of the filtrate tank are provided with inclined plate tanks, the front end of each inclined plate tank is provided with a handle, the middle part of the bottom of the filtrate tank is provided with a dehydration pipe, the bottom of the dehydration pipe is provided with a regulating tank, the right end of the regulating tank is provided with a third guide pipe, the top of the left end of the third guide pipe is provided with a second valve, the left end of the second valve is communicated with the bottom of the right end of the mixing tank, the top of the right part of the mixing tank is provided with a fourth guide pipe, the bottom of the right end of the fourth guide pipe is provided with a sludge concentration sensor, the middle part of the fourth guide pipe is provided with a sludge amount regulating valve, the bottom of the right part of the fourth guide pipe is provided with a return pipe, the middle part of the return pipe is provided with a return water amount regulating valve, and the right end of the sludge concentration sensor is provided with a sludge pump, the top end of the mud conveying pump is provided with a mud conveying pipe, the middle part of the mud conveying pipe is provided with a first valve, and the top end of the right part of the backflow pipe is communicated with the right part of the bottom end of the mud conveying pipe.

Furthermore, the mud conveying pump is a variable-frequency control screw mud conveying pump.

Furthermore, the first conduit, the second conduit, the third conduit, the fourth conduit, the dewatering pipe, the return pipe and the mud conveying pipe are all carbon steel pipes.

Furthermore, the sludge quantity regulating valve and the water return quantity regulating valve are electromagnetic valves.

(III) advantageous effects

Compared with the prior art, the utility model provides a sludge treatment equipment for exploitation of ocean oil gas resources possesses following beneficial effect:

this a sludge treatment equipment for exploitation of ocean oil gas resource, through defeated mud pump, mud concentration sensor, the setting of sludge quantity governing valve and return water quantity governing valve, the discrepancy and the return water quantity of mud need not be controlled by the manpower on the scene, reduce staff's intensity of labour, front end through the swash plate groove is provided with the handle, make things convenient for the staff to take out the swash plate groove, be convenient for take out the oil slick that leaks down, through first pipe, the second pipe, the third pipe, the fourth pipe, the dehydration pipe, back flow and defeated mud pipe are the carbon steel pipe, the effectual risk of revealing has been lower to the pipeline appearance.

Drawings

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

FIG. 2 is a partially enlarged schematic view of a portion A shown in FIG. 1 according to the present invention;

fig. 3 is a partially enlarged structural diagram of the point B shown in fig. 1 according to the present invention.

In the figure: 1. a flocculant reaction tank; 2. an automatic dosing device; 3. a dosing tube; 4. a water injection pipe; 5. a first conduit; 6. a metering pump; 7. a second conduit; 8. a mixing tank; 9. a first motor; 10. helical leaves; 11. a discharge port; 12. a dehydrator; 13. a second motor; 14. a disc; 15. a sludge discharge port; 16. a filtrate tank; 17. a swash plate groove; 18. a handle; 19. a dewatering pipe; 20. a regulating tank; 21. a third conduit; 22. A fourth conduit; 23. a sludge concentration sensor; 24. a mud pump; 25. a return pipe; 26. a mud conveying pipe; 27. a first valve; 28. a sludge amount regulating valve; 29. a water return quantity regulating valve; 30. a second valve; 31. And (4) grid bars.

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.

Please refer to fig. 1-3, the utility model discloses a sludge treatment device for ocean oil gas resource exploitation, including flocculating agent reaction box 1, flocculating agent and water are mixed, the top of flocculating agent reaction box 1 is provided with automatic reagent feeding device 2, according to mud concentration sensor 23 response data, automatic reagent feeding device 2 control the mixing ratio of flocculating agent and water, the right-hand member of automatic reagent feeding device 2 is provided with dosing pipe 3, play the effect of carrying flocculating agent, the left end of automatic reagent feeding device 2 is provided with water injection pipe 4, play the effect of carrying water, the bottom of the left end of flocculating agent reaction box 1 is provided with first pipe 5, carry mixed flocculating agent liquid to metering pump 6, the left end of first pipe 5 is provided with metering pump 6, according to mud concentration, through the control metering pump 6 of mud sensor to the inside input quantitative flocculating agent of mixing tank 8, the top end of the metering pump 6 is provided with a second conduit 7 which conveys a certain amount of flocculating agent to the inside of a mixing tank 8, the bottom of the left part of the second conduit 7 is provided with the mixing tank 8 which ensures that the flocculating agent and the sludge fully react, the top end of the mixing tank 8 is provided with a first motor 9, the first motor 9 drives a spiral blade 10 to rotate, the bottom end of the first motor 9 is provided with the spiral blade 10 which ensures that the sludge and the flocculating agent fully react and pushes a massive mixture to a discharge port 11 to be discharged, the spiral blade 10 is positioned in the mixing tank 8, the top of the left end of the mixing tank 8 is provided with the discharge port 11 which discharges water and the massive mixture, a dewatering machine 12 is arranged below the bottom end of the discharge port 11 and separates out the water contained in the mixture, the top of the left end of the dewatering machine 12 is provided with a second motor 13, the second motor 13 drives a disc 14 to rotate, the right end of the second motor 13 is provided with a disc 14, the disc 14 rotates to dehydrate the mixture, the disc 14 is positioned in the dehydrator 12, the bottom of the left end of the dehydrator 12 is provided with a sludge discharge port 15 for discharging the dehydrated mixture and sludge, the bottom of the inside of the dehydrator 12 is provided with a grid 31 for filtering and preventing the sludge and the mixture from entering a filtrate tank 16, the bottom of the dehydrator 12 is provided with a filtrate tank 16 for filtering again, the left part and the right part of the inside of the filtrate tank 16 are both provided with inclined plate grooves 17 for taking out the leaked floating oil, the front end of each inclined plate groove 17 is provided with a handle 18 for taking out the inclined plate groove 17 conveniently, the middle part of the bottom of the filtrate tank 16 is provided with a dehydration pipe 19 for conveying the filtered water to the inside of a regulation tank 20, the bottom of the dehydration pipe 19 is provided with a regulation tank 20 for treating the water again, the right end of the regulation tank 20 is provided with a third guide pipe 21, emptying the inside of the mixing tank 8 into the regulating tank 20, arranging a second valve 30 at the top of the left end of a third conduit 21, controlling the water in the mixing tank 8 to flow into the third conduit 21, communicating the left end of the second valve 30 with the bottom of the right end of the mixing tank 8, arranging a fourth conduit 22 at the top of the right part of the mixing tank 8, discharging the sludge into the mixing tank 8, arranging a sludge concentration sensor 23 at the bottom of the right end of the fourth conduit 22, detecting the concentration of the sludge, controlling a sludge quantity regulating valve 28, a return water quantity regulating valve 29, an automatic dosing device 2 and a metering pump 6, arranging a sludge quantity regulating valve 28 in the middle of the fourth conduit 22, changing the quantity of the sludge entering the mixing tank 8, arranging a return pipe 25 at the bottom of the right part of the fourth conduit 22, transporting return water, arranging a return water quantity regulating valve 29 in the middle of the return pipe 25, change the water content of mud to change the concentration of mud, mud concentration sensor 23's right-hand member is provided with defeated mud pump 24, carries mud to the inside of mixing tank 8, and defeated mud pump 24 top is provided with defeated mud pipe 26, carries the inside to defeated mud pump 24 with mud, and the middle part of defeated mud pipe 26 is provided with first valve 27, and control mud gets into defeated mud pump 24, the top of the right part of back flow 25 and the right part intercommunication of the bottom of defeated mud pipe 26.

Wherein, defeated mud pump 24 is frequency conversion control screw rod defeated mud pump, and the volume of leaving in and going out and the return water volume of mud need not be controlled by the manpower on the scene, reduces staff's intensity of labour.

The first conduit 5, the second conduit 7, the third conduit 21, the fourth conduit 22, the dewatering pipe 19, the return pipe 25 and the mud conveying pipe 26 are all carbon steel pipes, so that the risk of leakage of the pipes is effectively reduced.

The sludge quantity regulating valve 28 and the water return quantity regulating valve 29 are electromagnetic valves, so that the in-out quantity and the water return quantity of the sludge are not required to be controlled by manpower on site, and the labor intensity of workers is reduced.

Device list in this embodiment:

TABLE 1

First-stage experimental data in this example:

TABLE 2

Second stage experimental data in this example:

TABLE 3

To sum up, when the sludge treatment device for marine oil and gas resource exploitation is used, the automatic chemical feeding device 2, the metering pump 6, the first motor 9, the second motor 13, the sludge concentration sensor 23, the sludge amount regulating valve 28, the water return amount regulating valve 29 and the sludge conveying pump 24 are electrified, the sludge conveying pump 24 sucks sludge and discharges the sludge into the mixing tank 8, the sludge concentration sensor 23 detects the concentration of the sludge and controls the sludge amount regulating valve 28 to discharge the sludge into the mixing tank 8, the water return amount regulating valve 29 is controlled to regulate the water content of the sludge, the automatic chemical feeding device 2 controls the proportion of a flocculating agent and water, the metering pump 6 controls the content of the flocculating agent entering the mixing tank 8, the first motor 9 drives the spiral blade 10 to fully mix the sludge and the flocculating agent, and discharges a massive mixture of a dehydrator and water into the mixing tank 12 for dehydration, the dewatering machine 12 discharges dewatered sludge from the sludge discharge port 15, and the water separated from the sludge is filtered by the grid 31 and the filtrate tank 16, and the filtered water is further processed by the conditioning tank 20.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sludge treatment equipment for ocean oil and gas resources exploitation, includes flocculating agent reaction box (1), its characterized in that: the top of flocculating agent reaction box (1) is provided with automatic reagent feeding device (2), the right-hand member of automatic reagent feeding device (2) is provided with drug dosing pipe (3), the left end of automatic reagent feeding device (2) is provided with water injection pipe (4), the bottom of the left end of flocculating agent reaction box (1) is provided with first pipe (5), the left end of first pipe (5) is provided with measuring pump (6), the top of measuring pump (6) is provided with second pipe (7), the bottom of the left part of second pipe (7) is provided with mixing tank (8), the top of mixing tank (8) is provided with first motor (9), the bottom of first motor (9) is provided with spiral leaf (10), spiral leaf (10) are located the inside of mixing tank (8), the top of the left end of mixing tank (8) is provided with discharge port (11), a dehydrator (12) is arranged below the bottom end of the discharge port (11), a second motor (13) is arranged at the top of the left end of the dehydrator (12), a disc (14) is arranged at the right end of the second motor (13), the disc (14) is positioned inside the dehydrator (12), a sludge discharge port (15) is arranged at the bottom of the left end of the dehydrator (12), grid bars (31) are arranged at the bottom end of the inside of the dehydrator (12), a filtrate tank (16) is arranged at the bottom end of the dehydrator (12), inclined plate tanks (17) are arranged at the left part and the right part of the inside of the filtrate tank (16), a handle (18) is arranged at the front end of each inclined plate tank (17), a dehydration pipe (19) is arranged in the middle of the bottom end of the filtrate tank (16), an adjusting tank (20) is arranged at the bottom end of the dehydration pipe (19), a third guide pipe (21) is arranged at the right end of the adjusting tank (20), a second valve (30) is arranged at the top of the left end of the third conduit (21), the left end of the second valve (30) is communicated with the bottom of the right end of the mixing tank (8), a fourth conduit (22) is arranged at the top end of the right part of the mixing tank (8), a sludge concentration sensor (23) is arranged at the bottom of the right end of the fourth conduit (22), a sludge quantity regulating valve (28) is arranged in the middle of the fourth conduit (22), a return pipe (25) is arranged at the bottom of the right part of the fourth conduit (22), a water return quantity regulating valve (29) is arranged in the middle of the return pipe (25), a sludge pump (24) is arranged at the right end of the sludge concentration sensor (23), a mud conveying pipe (26) is arranged at the top end of the mud conveying pump (24), a first valve (27) is arranged in the middle of the mud conveying pipe (26), the top end of the right part of the return pipe (25) is communicated with the right part of the bottom end of the mud conveying pipe (26).

2. The sludge treatment plant for the exploitation of marine oil and gas resources of claim 1, wherein: the mud conveying pump (24) is a variable-frequency control screw mud conveying pump.

3. The sludge treatment plant for the exploitation of marine oil and gas resources of claim 1, wherein: the first guide pipe (5), the second guide pipe (7), the third guide pipe (21), the fourth guide pipe (22), the dewatering pipe (19), the return pipe (25) and the mud conveying pipe (26) are all carbon steel pipes.

4. The sludge treatment plant for the exploitation of marine oil and gas resources of claim 1, wherein: the sludge amount regulating valve (28) and the water return amount regulating valve (29) are both electromagnetic valves.