CN218665705U - Integrated crude oil recovery and sump oil sludge reduction device - Google Patents

Abstract

The utility model discloses an integration crude oil recovery and sump oil mud minimizing device, belong to crude oil recovery processing technology field, integration crude oil recovery and sump oil mud minimizing device, including dirty fatlute collecting pit, the elevator pump, high-efficient tube mixer, three-phase separator and unloading pond, one side of dirty fatlute collecting pit is fixed and is equipped with one-level dirt guide pipe, and lead the dirt pipe through the one-level and be connected with the elevator pump, the one end fixedly connected with second grade dirt guide pipe of elevator pump, and it is fixed with three-phase separator through second grade dirt guide pipe, high-efficient tube mixer is fixed in on the second grade dirt guide pipe, and the inside fixed PAM that is equipped with of high-efficient tube mixer adds the medicine equipment, one side of three-phase separator is fixed and is equipped with tertiary dirt guide pipe, and unloading pond are fixed through tertiary dirt guide pipe, it can collect the crude oil of separation and derivation, can effectively increase the extraction rate of crude oil in the sump oil mud, avoid the waste of crude oil in the sump oil mud, the influence degree of sump oil mud to the soil has been reduced simultaneously, whole processing apparatus's treatment effect has been improved.

Description

Integrated crude oil recovery and sump oil sludge reduction device

Technical Field

The utility model relates to a crude oil recovery handles technical field, more specifically says, relates to integration crude oil recovery and sump oil mud minimizing device.

Background

High water content, large oil sludge volume, complex contained components, high content of toxic and harmful components and high oil content. Therefore, the waste oil sludge needs to be effectively treated, so that the harm degree is reduced, effective oil sludge components are recycled and utilized, harmful components of the oil sludge are degraded, and the environmental emission standard is met.

The method for treating the oil sludge comprises incineration, landfill, extraction and the like, wherein the extraction is to extract oil from the oil sludge, so that the environmental pollution is reduced, and the product application is increased. The oil sludge is used for oil refining, which has great advantages because the oil in the oil sludge is basically oil extracted from petroleum, the oil content is high, and the purity of the oil is high.

Based on the above, the present inventors found that:

when the conventional method is adopted for treating the oil sludge in the treatment of the oil sludge, the extraction rate of crude oil in the oil sludge is easily reduced, a certain amount of crude oil in the oil sludge is wasted, and the untreated crude oil in the oil sludge pollutes the land when being discharged.

In view of the above, the present invention is to provide an integrated crude oil recovery and sludge reduction apparatus by improving the conventional structure, so as to achieve the purpose of having more practical value.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide an integration crude oil recovery and dirty oil sludge minimizing device, it can collect the crude oil of separation and derivation, can effectively increase the extraction rate of crude oil in the dirty oil sludge, avoids the waste of crude oil in the dirty oil sludge, has reduced the influence degree of dirty oil sludge to the soil simultaneously, has improved whole processing apparatus's treatment effect.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

Integration crude oil recovery and dirty oil sludge minimizing device, including dirty fatlute collecting pit, elevator pump, high-efficient tubular mixer, three-phase separator and the pond of unloading of decontaminating, the fixed one-level that is equipped with in one side of dirty fatlute collecting pit leads the dirty pipe to lead dirty pipe and be connected with the elevator pump through the one-level, the dirty pipe is led to the one end fixedly connected with second grade of elevator pump to lead dirty pipe through the second grade and three-phase separator is fixed, high-efficient tubular mixer is fixed in on the second grade leads dirty pipe, just the inside fixed PAM that is equipped with of high-efficient tubular mixer adds the medicine equipment, one side of three-phase separator is fixed and is equipped with the tertiary dirty pipe of leading to lead dirty pipe and unload the dirty pond fixedly through the tertiary.

Further, the effective volume range of the dirty oil sludge collecting pool is 150-500 m, and the dirty oil sludge collecting pool is buried underground.

Furthermore, the lift pump is a vertical submerged pump, and the lift pump is fixed right above the sump oil sludge collecting tank.

Further, high-efficient tubular mixer includes seven sections single mixers, just the fixed helical blade of taking a photograph on the single mixer, helical blade's distortion angle is 80, is located two of adjacent position helical blade on the single mixer is opposite with the rotation aspect, and is located the 90 distribution of phase error between two helical blade of adjacent position.

Further, PAM medicine equipment adopts mechanical diaphragm measuring pump to add the medicine, just be equipped with mud doser on the PAM medicine equipment, mud doser telecommunications connection has the flowmeter of being fixed in on the second grade drain pipe.

Further, there is dirty oil recovery jar first delivery outlet of three-phase separator through the pipe connection, there is the whirl force (forcing) pump one side of dirty oil recovery jar through pipeline fixed connection, the output of whirl force (forcing) pump passes through pipeline fixed connection and has whirl oil water separator, the output of whirl oil water separator passes through pipeline fixed connection and has the crude oil collection jar.

Further, the second delivery outlet of three-phase separator passes through pipeline fixedly connected with dirty fatlute concentrator jar, the output of dirty fatlute concentrator jar passes through pipeline fixedly connected with mud force (forcing) pump, the output of mud force (forcing) pump passes through pipeline fixedly connected with sludge dewaterer.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

this scheme, when carrying out dirty fatlute and handling, the utilization buries underground dirty fatlute collecting pit underground, can improve the collection convenience of dirty fatlute, then draw out dirty fatlute through the elevator pump, and utilize high-efficient tubular mixer and PAM medicine-adding equipment to step down and add the medicine and handle, then carry out water through the three-phase separator, oil, the separation of suspended solid, and derive respective separator, collect the crude oil of separation and derivation, can effectively increase the extraction rate of crude oil in the dirty fatlute, avoid the waste of crude oil in the dirty fatlute, the influence degree of dirty fatlute to the soil has been reduced simultaneously, whole processing apparatus's treatment effect has been improved.

Drawings

Fig. 1 is a front view schematically illustrating the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic view of the flow of crude oil recovery and oil sludge reduction of the present invention.

The reference numbers in the figures illustrate:

1. a sump oil sludge collecting tank;

2. a lift pump;

3. a high efficiency tubular mixer;

4. a three-phase separator; 401. a dirty oil recovery tank; 4011. a swirl booster pump; 4012. a cyclone oil-water separator; 4013. a crude oil collection tank; 402. a sludge concentration tank; 4021. a sludge pressure pump; 4022. a sludge dehydrator;

5. a sewage discharge tank;

6. a first-stage sewage guide pipe;

7. a secondary sewage guide pipe;

8. PAM dosing equipment; 801. a sludge doser;

9. and a third-stage sewage guide pipe.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

Example (b):

referring to fig. 1-3, an integrated crude oil recovery and sludge reduction device comprises a sludge collection tank 1, a lift pump 2, a high-efficiency tubular mixer 3, a three-phase separator 4 and a sludge discharge tank 5, wherein a first-stage sludge guide pipe 6 is fixedly arranged on one side of the sludge collection tank 1 and is connected with the lift pump 2 through the first-stage sludge guide pipe 6, a second-stage sludge guide pipe 7 is fixedly connected with one end of the lift pump 2 and is fixed with the three-phase separator 4 through the second-stage sludge guide pipe 7, the high-efficiency tubular mixer 3 is fixed on the second-stage sludge guide pipe 7, a PAM dosing device 8 is fixedly arranged inside the high-efficiency tubular mixer 3, a third-stage sludge guide pipe 9 is fixedly arranged on one side of the three-phase separator 4 and is fixed with the sludge discharge tank 5 through the third-stage sludge guide pipe 9;

mud is collected to dirty fatlute collecting pit 1, then 2 cooperation one-level sewage pipes 6 of elevator pump and second grade sewage pipes 7 carry out the dirty oil mud in the dirty fatlute collecting pit 1 to three-phase separator 4, and when dirty oil mud passes through second grade sewage pipes 7, high-efficient tubular mixer 3 and PAM medicine-adding equipment 8 step down and add the medicine to dirty oil mud and handle, then three-phase separator 4 carries out three-phase separation to dirty oil mud and handles, the fatlute part that can carry out the department in the dirty fatlute of carrying out, lead dirty fatlute leading-in unloading pond 5 of dirty fatlute that the surplus can not be handled through tertiary sewage pipe 9 at last, improve the utilization effect to dirty fatlute.

Referring to fig. 1 and 2, an effective volume range of the sludge collection tank 1 is 150-500 m thin year, and the sludge collection tank 1 is buried underground;

the sump oil sludge collecting tank 1 buried underground does not occupy the ground space, and an intermittent method is adopted to collect the sump oil sludge waste liquid, so that the recycling of the sump oil sludge is realized, and the pollution of the sump oil sludge to the land is avoided.

Referring to fig. 1 and 2, the lift pump 2 is a vertical submerged pump, and the lift pump 2 is fixed right above the sludge collection tank 1;

lift pump 2 is fixed in directly over dirty fatlute collecting pit 1, can avoid the extra area that lift pump 2 caused, the capital construction input cost of corresponding lift pump 2 has been reduced, mechanical seal's mechanism has been cancelled to lift pump 2 simultaneously, the problem of having avoided causing wearing and tearing or even maintenance because of mechanical seal, the running cost of lift pump 2 has been reduced, the work efficiency of lift pump 2 has been improved, and simultaneously, the centrifugal double balance impeller setting of submerged pump of lift pump 2, do not contain clear media such as solid particle when supplying the transmission, and the vibration noise is very low, high efficiency, the operation is steady, unblock.

Referring to fig. 1 and 2, the high-efficiency tubular mixer 3 includes seven sections of single mixers, and the single mixer is fixed with helical blades, the twist angle of the helical blades is 80 °, the helical blades on two adjacent single mixers are opposite to the rotation, and the two helical blades at adjacent positions are distributed with 90 ° phase-to-phase;

set gradually the helical blade that direction of rotation is opposite, when using, the helical blade of single blender is not independently rotated, but is drawn the drive by the motion of the material or the medium of mixing, and the fluid can step down when passing helical blade simultaneously, and does not consume the external energy among the step-down process, has saved the working cost of single blender.

Referring to fig. 3, a mechanical diaphragm metering pump is adopted for feeding the chemicals by the PAM feeding device 8, a sludge chemical feeder 801 is arranged on the PAM feeding device 8, and the sludge chemical feeder 801 is in telecommunication connection with a flowmeter fixed on the secondary sewage guide pipe 7;

the flowmeter detects the flow of the sewage oil and sludge calculated by the secondary sewage guide pipe 7, calculates the treatment capacity of the sewage oil and sludge through the flow of the sewage, and then controls the dosage through the sludge doser 801 of the PAM dosing equipment 8, so that the treatment effect on the sewage oil and sludge is ensured, and the waste of the medicines is avoided.

Referring to fig. 3, a first output port of the three-phase separator 4 is connected with a dirty oil recovery tank 401 through a pipeline, one side of the dirty oil recovery tank 401 is fixedly connected with a cyclone pressurizing pump 4011 through a pipeline, an output end of the cyclone pressurizing pump 4011 is fixedly connected with a cyclone oil-water separator 4012 through a pipeline, and an output end of the cyclone oil-water separator 4012 is fixedly connected with a crude oil collection tank 4013 through a pipeline;

dirty oil recovery jar 401 is arranged in buffering and the crude oil of storing the separation among the three phase separator 4, whirl force (forcing) pump 4011 is arranged in the oily sewage of pressurization dirty oil recovery jar 401 and carries out oil water separation to the swirler in, whirl oil water separator 4012 is used for relying on the density difference of two kinds of mutually insoluble liquid, utilize liquid high-speed rotatory centrifugal force of production in the whirl pipe to separate oil drips from aquatic, realize oil water separation, crude oil collection jar 4013 is arranged in the crude oil of buffering and the separation among the storage whirl oil water separator 4012.

Referring to fig. 3, a second output port of the three-phase separator 4 is fixedly connected with a sludge concentration tank 402 through a pipeline, an output end of the sludge concentration tank 402 is fixedly connected with a sludge pressurizing pump 4021 through a pipeline, and an output end of the sludge pressurizing pump 4021 is fixedly connected with a sludge dehydrator 4022 through a pipeline;

the dirty fatlute concentrator tank 402 is used for buffering and storing the dirty fatlute that three phase separator 4 separated out, and mud force (forcing) pump 4021 is used for in the mud of dirty fatlute concentrator tank 402 to the coagulation reaction tank of hydroextractor front-end, and concentrated dirty oil reachs at sludge dewaterer 4022 to continue to advance, along with the diminishing of seam and pitch gradually in the in-process that advances to and under the effect of blockking of back pressure board, produce very big internal pressure, the volume constantly dwindles, reach abundant dehydration mesh.

When in use:

when crude oil recovery and dirty oil sludge reduction treatment are carried out, a dirty oil sludge collecting pool 1 is buried underground, dirty oil sludge waste liquid is collected by adopting an interval method, then a lifting pump 2 fixed on the dirty oil sludge collecting pool 1 provides power, then the dirty oil sludge collected in the dirty oil sludge collecting pool 1 passes through a first-stage dirty guide pipe 6 and the lifting pump 2 and then reaches a second-stage dirty guide pipe 7, at the moment, a spiral blade in a high-efficiency tubular mixer 3 added with a flocculating agent is driven by mixed materials or media, fluid is removed through the spiral blade to reduce pressure, in the process, a flow meter detects the flow rate of the dirty oil sludge calculated by the second-stage dirty guide pipe 7, the treatment amount of the dirty oil sludge is calculated through the flow rate of the dirty oil sludge, the addition amount is controlled through a sludge adding device 801 of a PAM (polyacrylamide) adding device 8, and the dirty oil sludge passes through the second-stage dirty guide pipe 7 and then reaches a three-phase separator 4;

in the three-phase separator 4, the density difference of water, oil and suspended matters is utilized to enable dispersed oil drops and suspended matters in the water to float and settle so as to separate the three, meanwhile, an output port in the three-phase separator 4 moves the separated crude oil to the dirty oil recovery tank 401, then a cyclone pressurizing pump 4011 pressurizes oily sewage in the dirty oil recovery tank 401 to a cyclone for oil-water separation, the cyclone oil-water separator 4012 utilizes the density difference of two immiscible liquids to separate oil drops from the water by utilizing the centrifugal force generated by the high-speed rotation of the liquid in the cyclone pipe so as to realize oil-water separation, and a crude oil collection tank 4013 buffers and stores the crude oil separated in the cyclone oil-water separator 4012;

the other output port of the three-phase separator 4 outputs the dirty oil sludge, and conveys the dirty oil sludge to a dirty oil sludge concentration tank 402 for buffering and storage, then a sludge pressure pump 4021 conveys the sludge in the dirty oil sludge concentration tank 402 to a coagulation reaction tank at the front stage of the dehydrator, the concentrated dirty oil reaches a sludge dehydrator 4022 and continues to advance, and extremely large internal pressure is generated along with the gradual reduction of a filter seam and a screw pitch and under the blocking action of a back pressure plate in the advancing process, so that the volume is continuously reduced, and the purpose of full dehydration is achieved;

the last outlet of the oil sludge is a three-stage sewage guide pipe 9, the oil sludge is moved to the sewage discharging pool 5 through the three-stage sewage guide pipe 9, and the residual waste which cannot be treated is discharged;

thus, the whole treatment of crude oil recovery and sump oil sludge reduction can be completed.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (7)

1. Integration crude oil recovery and dirty oil sludge minimizing device, including dirty fatlute collecting pit (1), elevator pump (2), high-efficient tubular mixer (3), three-phase separator (4) and unload dirty pond (5), its characterized in that: dirty fatlute collecting pit (1) one side is fixed to be equipped with one-level and leads dirty pipe (6) to lead dirty pipe (6) through one-level and be connected with elevator pump (2), dirty pipe (7) are led to the one end fixedly connected with second grade of elevator pump (2) to lead dirty pipe (7) through the second grade and fix with three-phase separator (4), high-efficient tubular mixer (3) are fixed in on second grade leads dirty pipe (7), just high-efficient tubular mixer (3) inside fixed PAM that is equipped with adds medicine equipment (8), one side of three-phase separator (4) is fixed to be equipped with tertiary dirty pipe (9) of leading to lead dirty pipe (9) through the tertiary and unload dirty pond (5) and fix.

2. The integrated crude oil recovery and sludge reduction apparatus according to claim 1, wherein: and carrying out efficient volume range of 150-500 m high-speed plantation on the sludge collection pool (1), and burying the sludge collection pool (1) underground.

3. The integrated crude oil recovery and sludge reduction apparatus according to claim 1, wherein: the lifting pump (2) is a vertical submerged pump, and the lifting pump (2) is fixed right above the oil sludge collection pool (1).

4. The integrated crude oil recovery and sludge reduction apparatus according to claim 1, wherein: high-efficient tubular mixer (3) are including seven sections single mixers, just fixed taking a photograph in helical blade on the single mixer, helical blade's distortion angle is 80, is located two of adjacent position helical blade on the single mixer is opposite with the rotation aspect, and is located the 90 distribution of phase error between two helical blade of adjacent position.

5. The integrated crude oil recovery and sludge reduction apparatus according to claim 1, wherein: PAM medicine equipment (8) adopt mechanical diaphragm measuring pump to add the medicine, just be equipped with mud doser (801) on PAM medicine equipment (8), mud doser (801) telecommunications connection has the flowmeter that is fixed in on second grade drain pipe (7).

6. The integrated crude oil recovery and sludge reduction apparatus according to claim 1, wherein: the first delivery outlet of three-phase separator (4) has dirty oil recovery jar (401) through the pipe connection, one side of dirty oil recovery jar (401) is through pipeline fixed connection have whirl force (forcing) pump (4011), the output of whirl force (forcing) pump (4011) is through pipeline fixed connection have whirl oil water separator (4012), the output of whirl oil water separator (4012) is through pipeline fixed connection have crude oil collection jar (4013).

7. The integrated crude oil recovery and sludge reduction apparatus according to claim 1, wherein: the second delivery outlet of three-phase separator (4) passes through pipeline fixedly connected with fatlute concentrator bowl (402), the output of fatlute concentrator bowl (402) passes through pipeline fixedly connected with mud force (forcing) pump (4021), the output of mud force (forcing) pump (4021) passes through pipeline fixedly connected with sludge dewaterer (4022).

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