CN217709187U - Oil sludge treatment backflow system - Google Patents
Oil sludge treatment backflow system Download PDFInfo
- Publication number
- CN217709187U CN217709187U CN202222024168.9U CN202222024168U CN217709187U CN 217709187 U CN217709187 U CN 217709187U CN 202222024168 U CN202222024168 U CN 202222024168U CN 217709187 U CN217709187 U CN 217709187U
- Authority
- CN
- China
- Prior art keywords
- output
- buffer tank
- pipeline
- sludge treatment
- sludge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model provides a sludge treatment return-flow system, including setting up the buffer memory jar between oil sludge pretreatment systems and three-phase centrifuge, be equipped with the feeding interface on the buffer memory jar, output interface and backward flow interface, link to each other through charge-in pipeline between feeding interface and the oil sludge pretreatment systems, link to each other through output pipeline between output interface and the three-phase centrifuge, be equipped with output sludge pump on the output pipeline, be connected with the backflow pipeline on the output pipeline, the one end that output pipeline was kept away from to the backflow pipeline links to each other with the backward flow interface, be equipped with the return sludge pump on the backflow pipeline. When the processing speed of three-phase centrifuge descends and the input speed of three-phase centrifuge is greater than three-phase centrifuge's processing speed, can open the return sludge pump this moment, at this moment in the output pipeline partly oily mud can flow back to the buffer tank along return line to reduce the output speed of oily mud in the output pipeline, avoided three-phase centrifuge overload operation and influenced the separation effect of oily mud.
Description
Technical Field
The utility model relates to a sludge treatment technical field, in particular to sludge treatment reflux system.
Background
The oil sludge is also called oil sludge and refers to sludge mixed with crude oil and various finished oils. The oil sludge contains a certain amount of water and oil. The oily sludge pollutes soil, air and rivers and is harmful to human bodies, plants and water organisms, so that the oily sludge needs to be treated.
In the existing oil sludge treatment technology, oil sludge is pretreated by an oil sludge pretreatment system, the oil sludge pretreatment system is used for screening out large-particle sand, ferromagnetic solid impurities and the like in the oil sludge, the pretreated oil sludge can be conveyed into a three-phase separator by a pipeline, the three-phase separator separates water, oil and solid substances in the oil sludge in a centrifugal mode, the water and the oil are respectively discharged from a water phase outlet and an oil phase outlet of the three-phase separator, and the separated oil can be reused after being treated and purified.
However, when the existing three-phase centrifuge separates oil sludge, because the proportion of each component in the oil sludge is unstable, the processing speed of the three-phase centrifuge fluctuates when the three-phase centrifuge processes oil sludge with different proportions of components, and when the oil sludge pretreatment system pretreats the oil sludge, the pretreated oil sludge enters the three-phase centrifuge at a continuous and stable speed, so that the input speed of the pretreated oil sludge is easily higher than the processing speed of the three-phase centrifuge, and the processing capacity of the three-phase centrifuge is exceeded, the three-phase centrifuge runs in an overload manner, and the oil sludge separation effect is poor.
Disclosure of Invention
The utility model aims at solving the defects in the prior art and providing a sludge treatment reflux system.
The utility model aims at realizing through the following technical scheme: a sludge treatment backflow system comprises a cache tank arranged between an oil sludge pretreatment system and a three-phase centrifuge, wherein a feeding interface, an output interface and a backflow interface are arranged on the cache tank, the feeding interface is connected with the oil sludge pretreatment system through a feeding pipeline, the output interface is connected with the three-phase centrifuge through an output pipeline, an output sludge pump is arranged on the output pipeline, a backflow pipeline is connected onto the output pipeline, one end of the backflow pipeline, far away from the output pipeline, is connected with the backflow interface, and a backflow sludge pump is arranged on the backflow pipeline; and the buffer tank is provided with a stirring device and a water supplementing device.
Preferably, agitating unit is including setting up motor, the vertical stirring screw who sets up in the buffer memory jar in buffer memory jar upper end, and the output shaft of motor links to each other with stirring screw's upper end, is equipped with the sleeve in the middle of the bottom in the buffer memory jar, and stirring screw's lower extreme rotates to be connected in the sleeve.
Preferably, the motor is a servo motor.
Preferably, a shaft sleeve is arranged above the inside of the cache tank, a connecting rib plate is arranged between the shaft sleeve and the inner wall of the cache tank, and the stirring screw rod is rotatably connected with the shaft sleeve.
Preferably, the upper end of the buffer tank is provided with a bin opening, and a bin cover is arranged above the bin opening.
Preferably, a bottom plate is arranged below the cache tank, and the lower end of the cache tank is connected with the bottom plate through a support column; the bottom plate is installed on the base, is equipped with weighing sensor between bottom plate and the base.
Preferably, the water supplementing device comprises a water supplementing spray head arranged at the upper end inside the cache tank, a water pipe is arranged on the water supplementing spray head, and the water pipe is connected with a water source device.
Preferably, a flowmeter is arranged on the output pipeline.
The utility model has the advantages that: in the utility model, when the processing speed of the three-phase centrifuge is reduced and the feeding speed of the three-phase centrifuge is higher than the processing speed of the three-phase centrifuge, the return sludge pump can be opened at the moment, and part of the oil sludge in the output pipeline can flow back to the buffer tank along the return pipeline, so that the output speed of the oil sludge in the output pipeline is reduced, and the phenomenon that the oil sludge separation effect is influenced by the overload operation of the three-phase centrifuge is avoided; when the processing speed of three-phase centrifuge resumes, can close the return sludge pump, like this alright with the output speed who improves oil sludge in the output pipeline for three-phase centrifuge's input speed and three-phase centrifuge's processing speed looks adaptation.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of a buffer tank.
In the figure: 1. oil sludge pretreatment systems, 3, three-phase centrifuge, 4, charge-in pipeline, 5, buffer tank, 6, output pipeline, 7, three way connection, 8, backflow pipeline, 9, output sludge pump, 10, backflow sludge pump, 11, flowmeter, 12, base, 13, feeding interface, 14, output interface, 15, backflow interface, 16, motor, 17, stirring screw, 18, sleeve, 19, bottom plate, 20, support column, 21, weighing sensor, 22, cang gai, 23, axle sleeve, 24, connection gusset, 25, moisturizing shower nozzle, 26, water pipe.
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 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", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships that are based on those shown in the drawings, which are merely for convenience in describing the present disclosure and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus the terms are not to be construed as limiting the invention.
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. 1-2, a sludge treatment reflux system comprises an oil sludge pretreatment system 1, a three-phase centrifuge 3 and a buffer tank 5. The oil sludge pretreatment system 1 is the prior art, and the structure and the principle of the oil sludge pretreatment system 1 can be seen in the invention patent with the publication number of CN 113511791A. The oil sludge pretreatment system 1 is used for screening large-particle sand stones, ferromagnetic solid impurities and the like in the oil sludge. The buffer tank 5 is arranged between the oil sludge pretreatment system 1 and the three-phase centrifuge 3, and the buffer tank 5 is provided with a feeding interface 13, an output interface 14 and a backflow interface 15. The feed connection 13 and the return connection 15 are located above the outlet connection 14. The feeding interface 13 is connected with the oil sludge pretreatment system 1 through a feeding pipeline 4, and the oil sludge treated by the oil sludge pretreatment system 1 enters the buffer tank 5 through the feeding pipeline 4. The output interface 14 is connected with the three-phase centrifuge 3 through an output pipeline 6, and an output sludge pump 9 is arranged on the output pipeline 6. The oil sludge in the buffer tank 5 enters the three-phase centrifuge 3 along the output pipeline 6 under the driving of the output sludge pump 9.
The output pipeline 6 is connected with a return pipeline 8, one end of the return pipeline 8, which is far away from the output pipeline 6, is connected with a return connector 15, and the return pipeline 8 is provided with a return sludge pump 10. Wherein, the output pipeline 6 is provided with a three-way joint 7, and the return pipeline 8 is connected with the output pipeline 6 through the three-way joint 7. The output pipeline 6 is provided with a flowmeter 11. In the present embodiment, the flow meter 11 is an electromagnetic flow meter.
When the processing speed of the three-phase centrifuge is reduced and the feeding speed of the three-phase centrifuge is higher than the processing speed of the three-phase centrifuge, the return sludge pump can be turned on, and at the moment, a part of oil sludge in the output pipeline can flow back to the cache tank along the return pipeline, so that the output speed of the oil sludge in the output pipeline is reduced, and the influence of the overload operation of the three-phase centrifuge on the separation effect of the oil sludge is avoided; when the processing speed of the three-phase centrifuge is recovered, the return sludge pump can be closed, so that the output speed of the oil sludge in the output pipeline can be improved, and the feeding speed of the three-phase centrifuge is matched with the processing speed of the three-phase centrifuge. A flow meter 11 disposed on the output conduit is capable of monitoring the flow rate in the output conduit.
Further, a bin opening is formed in the upper end of the cache tank 5, and a bin cover 22 is arranged above the bin opening. The buffer tank 5 is provided with a stirring device and a water supplementing device. Specifically, agitating unit is including setting up motor 16, the vertical stirring screw 17 that sets up in the buffer tank 5 upper end, and motor 16's output shaft links to each other with stirring screw 17's upper end. A sleeve 18 is arranged in the middle of the bottom in the buffer tank 5, and the lower end of the stirring screw 17 is rotatably connected in the sleeve 18. A shaft sleeve 23 is arranged above the inner part of the cache tank 5, the shaft sleeve 23 is cylindrical, a connecting rib plate 24 is arranged between the shaft sleeve 23 and the inner wall of the cache tank 5, and the stirring screw 17 is rotatably connected with the shaft sleeve 23. The shaft sleeve is used for assisting and fixing the stirring screw 17, and the stability of the stirring screw 17 during rotation is improved. In this embodiment, the motor is a servo motor. The utility model discloses in, it is rotatory through motor drive stirring screw rod 17, can stir the oily sludge in the buffer memory jar 5 through stirring screw rod 17, can improve the mobility of oily sludge through the stirring, avoid oily sludge to cause the jam to the pipeline.
The water replenishing device comprises a water replenishing sprayer 25 arranged at the upper end inside the cache tank, a water pipe 26 is arranged on the water replenishing sprayer 25, and the water pipe 26 is far away from the water replenishing sprayer 25 and is connected with a water source device. Wherein, the water source device can be a water tap, a delivery pump or other devices capable of providing water for the water replenishing spray head. When the oil sludge in the buffer tank is dried, the fluidity of the oil sludge is reduced, so that the pipeline is easily blocked; at the moment, water can be properly supplemented into the oil sludge through the water supplementing spray head, and the fluidity of the oil sludge is improved, so that the pipeline is prevented from being blocked by the oil sludge.
Furthermore, a bottom plate 19 is arranged below the buffer tank 5, and the lower end of the buffer tank 5 is connected with the bottom plate 19 through a support column 20. A base plate 19 is mounted on the base 12, and a load cell 21 is provided between the base plate 19 and the base 12. The weight of the buffer tank 5 can be detected through the weighing sensor 21, so that the weight of the oil sludge in the buffer tank can be obtained; when the weight of the oily sludge in the cache tank exceeds the upper limit of the bearing of the cache tank, the input of the oily sludge can be cut off in time, and the damage of the cache tank is avoided.
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. A sludge treatment backflow system is characterized by comprising a cache tank arranged between an oil sludge pretreatment system and a three-phase centrifuge, wherein a feeding interface, an output interface and a backflow interface are arranged on the cache tank; and the buffer tank is provided with a stirring device and a water supplementing device.
2. The sludge treatment reflux system as claimed in claim 1, wherein the stirring device comprises a motor arranged at the upper end of the buffer tank and a stirring screw rod vertically arranged in the buffer tank, an output shaft of the motor is connected with the upper end of the stirring screw rod, a sleeve is arranged in the middle of the bottom of the buffer tank, and the lower end of the stirring screw rod is rotatably connected in the sleeve.
3. The sludge treatment recirculation system of claim 2, wherein the motor is a servo motor.
4. The sludge treatment reflux system of claim 2, wherein a shaft sleeve is arranged above the inside of the buffer tank, a connecting rib plate is arranged between the shaft sleeve and the inner wall of the buffer tank, and the stirring screw rod is rotatably connected with the shaft sleeve.
5. The sludge treatment reflux system as claimed in claim 1, wherein a bin opening is formed at the upper end of the buffer tank, and a bin cover is arranged above the bin opening.
6. The sludge treatment recirculation system of any one of claims 1 to 5, wherein a bottom plate is arranged below the buffer tank, and the lower end of the buffer tank is connected with the bottom plate through a support column; the bottom plate is installed on the base, is equipped with weighing sensor between bottom plate and the base.
7. The sludge treatment recirculation system of any one of claims 1 to 5, wherein the water replenishing device comprises a water replenishing spray head arranged at the upper end of the interior of the buffer tank, and a water pipe is arranged on the water replenishing spray head and is connected with a water source device.
8. The sludge treatment recirculation system according to any one of claims 1 to 5, wherein a flow meter is arranged on the output pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222024168.9U CN217709187U (en) | 2022-07-28 | 2022-07-28 | Oil sludge treatment backflow system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222024168.9U CN217709187U (en) | 2022-07-28 | 2022-07-28 | Oil sludge treatment backflow system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217709187U true CN217709187U (en) | 2022-11-01 |
Family
ID=83785477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222024168.9U Active CN217709187U (en) | 2022-07-28 | 2022-07-28 | Oil sludge treatment backflow system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217709187U (en) |
-
2022
- 2022-07-28 CN CN202222024168.9U patent/CN217709187U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100599985B1 (en) | Coagulation reaction device | |
| CN108553952A (en) | The Paste thickener and precisely monitor and regulation and control method that underflow density adaptively regulates and controls | |
| MX2012005241A (en) | Method of optimizing feed concentration in a sedimentation vessel. | |
| CN105641980B (en) | Washed-out sand waste water solid separator | |
| CN217709187U (en) | Oil sludge treatment backflow system | |
| CN106045261A (en) | Method and equipment for sewage suction and purification treatment | |
| CN110975350B (en) | Tailing thickener and tailing treatment system | |
| CN205133212U (en) | High -efficiency sedimentation basin | |
| CN207726877U (en) | A kind of oil field liquid waste processing station | |
| CN108946890A (en) | A kind of sewage disposal system integrating purification with concentration | |
| CN205893050U (en) | Mud broken wall dewatering device | |
| CN108219135A (en) | A kind of continuous washing device of polyphenylene sulfide | |
| JP2015027637A (en) | Device and method for separation removal of paint | |
| CN209367884U (en) | A kind of magnetic separating apparatus | |
| CN202961995U (en) | Hydraulic jet clarifier realizing automatic adjustment | |
| CN2335687Y (en) | Thickening machine | |
| CN202538428U (en) | Sludge concentrator | |
| CN100434147C (en) | Membrane filtration system for concentrating or separating high-viscosity mixed liquid system | |
| CN110404662A (en) | A kind of channel cleanout sludge screening pretreatment unit | |
| CN216918864U (en) | A device for beneficiation reagent waste water treatment | |
| CN220222488U (en) | Ore conveying equipment with material arranging function | |
| CN213738746U (en) | Zero-wastewater-discharge comprehensive water purification treatment integrated equipment | |
| CN212789909U (en) | Thickening device | |
| CN204644080U (en) | A kind of oilfield drilling mud waste is with brill treatment system | |
| CN220265382U (en) | Novel energy-saving oilfield wastewater treatment equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |