CN217895328U - Oil sludge water treatment system - Google Patents

Abstract

The utility model provides an oil sludge water treatment system, which comprises a sewage precipitation device, an ultrasonic sewage treatment device and an oil-water separation device, wherein the sewage precipitation device comprises a medicament adding device and a precipitation tank, the medicament adding device comprises a mixing tank, a water inlet and a water outlet are respectively arranged on two sides of the mixing tank, a medicament box is arranged on the upper end of the mixing tank, a connecting pipe is arranged on the lower end of the medicament box, and a medicament adding pump is arranged on the connecting pipe; the upper end of the rotating pipe penetrates through the through hole, and the upper end of the rotating pipe is connected with the lower end of the connecting pipe through a rotating joint; the rotary pipe is connected with a plurality of medicine outlet branch pipes, the medicine outlet branch pipes are communicated with the rotary pipe, and a plurality of medicine outlets are formed in the medicine outlet branch pipes; the rotating tube is also provided with a rotating driving plate. The utility model discloses can effectively improve the mixed effect of medicament and sewage to reduce the required time of sewage sedimentation, improved the sewage treatment effect.

Description

Oil sludge water treatment system

Technical Field

The utility model relates to a sludge treatment technical field, in particular to oily sludge water treatment system.

Background

During exploration, exploitation, refining, tank cleaning, storage and transportation of petroleum, a large amount of crude oil or oil products and soil, water or other impurities form oily sludge or sewage due to accidents, leakage, natural sedimentation and the like. The oily sludge or oily sewage contains petroleum, water, inorganic solids and the like, belongs to high-risk pollutants and can cause harm to the environment. According to different causes, the general oil sludge is divided into: oil sludge on the ground, oil sludge at the bottom of a tank, ground oil spill, oil-containing sludge in an oil refinery and the like.

Oily sludge produces sewage in the treatment process, and the sewage contains certain solid impurities and oil, so that the sewage needs to be treated before being discharged. The existing treatment mode is as shown in figure 1, sewage is firstly introduced into a sewage precipitation device for precipitation, solid impurities in the sewage can be removed after precipitation, then the sewage is introduced into an ultrasonic sewage treatment device, the ultrasonic sewage treatment device is used for promoting substances with different density components in the sewage to be separated from each other through ultrasonic waves and promoting water-oil separation, finally, water is introduced into an oil-water separation device to remove oil in the water, and the treated sewage reaches the discharge standard and can be discharged.

Wherein, sewage sedimentation device is an important link in the sewage treatment system, and sewage need add the medicament in to sewage at the in-process that lets in the sedimentation tank, accelerates the sedimentation rate of sewage through the medicament. However, the existing medicament adding mode is usually to directly pour the medicament into a sedimentation tank, and the medicament adding mode has the defects that: the medicament can not be fully mixed with the sewage, so that the effect of the medicament can not be fully exerted, the required precipitation effect can be achieved by increasing the precipitation time, and the sewage treatment efficiency is reduced.

Disclosure of Invention

The utility model aims at solving current sewage sedimentation treatment in-process, the medicament can't with sewage intensive mixing, lead to the unable full play of effect of medicament, increased and deposiing required time, reduced sewage treatment efficiency's problem, provide an oil sludge water treatment system, can effectively solve above-mentioned problem.

The utility model aims at realizing through the following technical scheme: an oil sludge water treatment system comprises a sewage precipitation device, an ultrasonic sewage treatment device and an oil-water separation device, wherein the sewage precipitation device comprises a medicament adding device and a precipitation tank, the medicament adding device comprises a mixing tank, a water inlet and a water outlet are respectively arranged on two sides of the mixing tank, a medicament box is arranged at the upper end of the mixing tank, a connecting pipe is arranged at the lower end of the medicament box, and a medicament adding pump is arranged on the connecting pipe; the upper end of the rotating pipe penetrates through the through hole, and the upper end of the rotating pipe is connected with the lower end of the connecting pipe through a rotating joint; the rotary pipe is connected with a plurality of medicine outlet branch pipes, the medicine outlet branch pipes are communicated with the rotary pipe, and a plurality of medicine outlets are arranged on the medicine outlet branch pipes; the rotating tube is also provided with a rotating driving plate.

Preferably, the water inlet connector is connected with a water inlet pipe, the water outlet connector is connected with a water outlet pipe, and one end of the water outlet pipe, which is far away from the water outlet connector, is connected with the sedimentation tank.

Preferably, the water inlet pipe is provided with a first water valve, and the water outlet pipe is provided with a second water valve and a sewage pump.

Preferably, the mixing tank is made of stainless steel.

Preferably, the medicine outlet branch pipe is perpendicular to the rotating pipe.

Preferably, the number of the rotary drive plates is at least two, the rotary drive plates are arranged in the circumferential direction of the rotary pipe, and the rotary drive plates are connected with the rotary pipe through a connecting plate.

Preferably, a shaft sleeve is arranged at the bottom in the mixing tank, the lower end of the rotary pipe is connected in the shaft sleeve, and a bearing is arranged between the rotary pipe and the shaft sleeve.

Preferably, a support column is arranged between the medicament box and the upper end of the mixing tank.

The utility model has the advantages that: the utility model discloses can effectively improve the mixed effect of medicament and sewage to reduce the required time of sewage deposit, improved the sewage treatment effect.

Drawings

Fig. 1 is a flow chart of a conventional sewage treatment system.

Fig. 2 is a schematic structural view of the sewage sedimentation device of the utility model.

Fig. 3 is a schematic structural view of the medicine adding device.

In the figure: 1. mixing tank, 2, chemical box, 3, dosing pump, 4, inlet tube, 5, first water valve, 6, outlet tube, 7, second water valve, 8, sewage pump, 9, discharge tube, 10, third water valve, 11, water inlet interface, 12, water outlet interface, 13, dosing tube, 14, rotary joint, 15, support column, 16, rotary tube, 17, medicine outlet branch tube, 18, chemical outlet, 19, rotary drive plate, 20, connecting plate, 21, shaft sleeve, 22, sedimentation tank.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 those skilled in the art all belong to the protection scope of the present invention.

It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the terms are used in the description to indicate that the referenced device or element must have the specified orientation, be constructed and operated in the specified orientation, and not for the purposes of limitation.

It is understood that the terms "a" and "an" should be interpreted as meaning "at least one" or "one or more," i.e., that a quantity of one element may be one in one embodiment, while a quantity of another element may be plural in other embodiments, and the terms "a" and "an" should not be interpreted as limiting the quantity.

As shown in fig. 2-3, an oil sludge water treatment system comprises a sewage sedimentation device, an ultrasonic sewage treatment device, and an oil-water separation device, wherein the sewage sedimentation device comprises a medicament adding device and a sedimentation tank 22. Wherein, medicament adds the device and includes blending tank 1, and blending tank 1 is made by the stainless steel. The both sides of blending tank 1 are equipped with into water interface 11 and play water interface 12 respectively, and the position of interface 11 setting in blending tank 1 one side upper end is intake, and play water interface 12 sets up the position at 12 opposite side lower extremes of blending tank. The water inlet port 11 is connected with a water inlet pipe 4, and the water inlet pipe 4 is connected with a first valve 5. The water outlet connector 12 is connected with a water outlet pipe 6, and one end of the water outlet pipe 6 far away from the water outlet connector 12 is connected with a sedimentation tank 22. A sewage pump 8 and a second water valve 7 are arranged on the water outlet pipe 6. The sedimentation tank 22 is connected with a discharge pipe 9, and a third water valve 10 is arranged on the discharge pipe 9.

The upper end of blending tank 1 is equipped with medicament case 2, is provided with support column 15 between the upper end of medicament case 2 and blending tank 1. The chemical tank 2 contains a liquid chemical. The lower end of the chemical box 2 is provided with a connecting pipe 13, and the connecting pipe 13 is provided with a chemical feeding pump 3.

The mixing tank 1 is rotatably connected with a rotating pipe 16, and the rotating pipe 16 is arranged along the vertical direction. The upper end of the mixing tank 1 is provided with a through hole, the upper end of the rotating pipe 16 passes through the through hole, and the upper end of the rotating pipe 16 is higher than the upper end of the mixing tank 1. A bearing is provided between the rotary pipe 16 and the through hole. The bottom in the mixing tank 1 is provided with a shaft sleeve 21, the lower end of the rotating pipe 16 is connected in the shaft sleeve 21, and a bearing is arranged between the rotating pipe 16 and the shaft sleeve 21. The rotary pipe 16 is rotatable about its central axis. The upper end of the rotary pipe 1 is connected with the lower end of the connecting pipe 13 through a rotary joint 14. The rotary joint 14 is a conventional one, and the rotary joint 14 allows relative rotation between the rotary pipe and the connecting pipe. A first liquid passage is provided in the rotary pipe 16. The rotary pipe 16 is connected with a plurality of medicine outlet branch pipes 17, the medicine outlet branch pipes 17 are perpendicular to the rotary pipe 16, a second liquid channel is arranged in the medicine outlet branch pipes 17, and the medicine outlet branch pipes 17 are communicated with the rotary pipe 16. The medicine outlet branch pipe 17 is provided with a plurality of medicine outlets 18.

Further, a rotary drive plate 19 is provided on the rotary pipe 16. The rotary driving plates 19 are circular, at least two rotary driving plates 19 are arranged, the rotary driving plates 19 are arranged in the circumferential direction of the rotary pipe 16, and the rotary driving plates 19 are connected with the rotary pipe 16 through connecting plates 20.

When the utility model is used, sewage is introduced into the mixing tank through the water inlet interface, is discharged from the water outlet interface and is introduced into the sedimentation tank for sedimentation under the action of the sewage pump; in the process that sewage passes through the mixing tank, a medicament in the medicament box is added into the sewage under the action of the medicament adding pump, the medicament firstly passes through the connecting pipe and then enters the rotary pipe, then is distributed to each medicament outlet branch pipe through the rotary pipe, and finally flows out from a medicament outlet on the medicament outlet branch pipe and is mixed with the sewage; in this in-process, because sewage flows from one side of blending tank toward the opposite side, sewage can strike the rotatory drive plate that sets up on the swivelling joint pipe, can drive the swivelling joint pipe rotation under the effect of rotatory drive plate, and the rotation through the swivelling joint pipe makes the medicament can with the sewage intensive mixing that flows through, improves the mixed effect of medicament and sewage to reduce the required time of sewage sediment, improved the sewage treatment effect. And after the sewage in the sedimentation tank is settled, discharging the sewage through a discharge pipe.

The present invention is not limited to the above preferred embodiments, and any person can obtain other products in various forms without changing the shape or structure of the product, and all the products having the same or similar technical solutions as the present invention fall within the protection scope of the present invention.

Claims (8)

1. An oil sludge water treatment system comprises a sewage precipitation device, an ultrasonic sewage treatment device and an oil-water separation device, and is characterized in that the sewage precipitation device comprises a medicament adding device and a precipitation tank, the medicament adding device comprises a mixing tank, a water inlet and a water outlet are respectively arranged on two sides of the mixing tank, a medicament box is arranged at the upper end of the mixing tank, a connecting pipe is arranged at the lower end of the medicament box, and a medicament adding pump is arranged on the connecting pipe; the upper end of the rotating pipe penetrates through the through hole, and the upper end of the rotating pipe is connected with the lower end of the connecting pipe through a rotating joint; the rotary pipe is connected with a plurality of medicine outlet branch pipes, the medicine outlet branch pipes are communicated with the rotary pipe, and a plurality of medicine outlets are arranged on the medicine outlet branch pipes; the rotating tube is also provided with a rotating driving plate.

2. The oil sludge water treatment system of claim 1, wherein the water inlet port is connected with a water inlet pipe, the water outlet port is connected with a water outlet pipe, and one end of the water outlet pipe far away from the water outlet port is connected with the sedimentation tank.

3. The oil sludge water treatment system of claim 2, wherein the water inlet pipe is provided with a first water valve, and the water outlet pipe is provided with a second water valve and a sewage pump.

4. The oil sludge water treatment system of claim 1 wherein the mixing tank is made of stainless steel.

5. The oil sludge water treatment system of claim 1 wherein the drug outlet branch is perpendicular to the rotating pipe.

6. The oil sludge water treatment system as claimed in any one of claims 1 to 5, wherein the number of the rotary drive plates is at least two, the rotary drive plates are arranged in the circumferential direction of the rotary pipe, and the rotary drive plates are connected to the rotary pipe through a connecting plate.

7. The oil sludge water treatment system according to any one of claims 1 to 5, wherein a shaft sleeve is arranged at the bottom in the mixing tank, the lower end of the rotating pipe is connected in the shaft sleeve, and a bearing is arranged between the rotating pipe and the shaft sleeve.

8. The oil sludge water treatment system according to any one of claims 1 to 5, wherein a support column is arranged between the chemical tank and the upper end of the mixing tank.

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