WO2022033143A1

WO2022033143A1 - Oil-water separation device convenient for filtering waste residue

Info

Publication number: WO2022033143A1
Application number: PCT/CN2021/098624
Authority: WO
Inventors: 沈中增; 余莉萍; 吴峰; 唐田田; 李玲玲
Original assignee: 苏州敬天爱人环境科技有限公司
Priority date: 2020-08-13
Filing date: 2021-06-07
Publication date: 2022-02-17
Also published as: DE202021103460U1; CN213132256U

Abstract

An oil-water separation device convenient for filtering waste residue, comprising an oil-water separator body (1), a filter box (2), a primary filter screen (3), an anti-blocking slag removing device (4), a feeding pipe (5) and waste residue loading boxes (6). A liquid inlet (7) is provided on an upper wall of the oil-water separator body (1), and a fixing frame (8) is provided on the upper wall of the oil-water separator body (1); the filter box (2) is provided at an upper end of the fixing frame (8), and a liquid discharge pipe (9) is provided at a lower end of the filter box (2) and is communicatively provided at the liquid inlet (7); the feeding pipe (5) is communicatively provided at an upper end of the filter box (2), and the primary filter screen (3) is provided within the filter box (2) and provided at a lower end of the feeding pipe (5); the anti-blocking slag removing device (4) is provided within the filter box (2), and the waste residue loading boxes (6) are symmetrically provided at two ends of the filter box (2).

Description

An oil-water separation device that is convenient for filtering waste residue

technical field

The utility model belongs to the technical field of oil-water separation, in particular to an oil-water separation device which is convenient for filtering waste residues.

Background technique

Oil-water separation is mainly based on the difference in density or chemical properties of water and oil, using the principle of gravity sedimentation or other physical and chemical reactions to remove impurities or complete the separation of oil and water.

The existing technology has the following problems: in the original oil-water separation process, if the original liquid contains impurities such as waste residue, it will affect the oil-water separation and block the pipeline. The original technology only uses a simple filter screen to filter the impurities, If there are too many impurities, reduce the speed of the raw liquid flowing through the filter screen.

Utility model content

In order to solve the above-mentioned existing problems, the utility model provides an oil-water separation device with high practicability, simple operation, avoiding clogging of the filter screen and preventing oil solidification from clogging the filter screen, which is convenient for filtering waste residues.

The technical scheme adopted by the present invention is as follows: the oil-water separation device of the present invention is convenient for filtering waste residues, including an oil-water separator body, a filter box, a primary filter screen, an anti-blocking and cleaning device, a feeding pipe and a waste residue loading box. The upper wall of the separator body is provided with a liquid inlet, the upper wall of the oil-water separator body is provided with a fixing frame, the filter box is arranged on the upper end of the fixing frame, and the lower end of the filter box is provided with a drain pipe, and the drain pipe The connection is provided at the liquid inlet, the oil-water separator body is communicated with the filter box through the drain pipe, the feed pipe is communicated and arranged at the upper end of the filter box, and the primary filter screen is set in the filter box, and the primary filter screen is in the form of a drain. The middle low and high ends are arranged in an arc shape, the primary filter is set at the lower end of the feed pipe, the anti-blocking and slag-removing device is set in the filter box, and the anti-blocking and slag-clearing device is set above the primary filter. The loading box is symmetrically arranged at both ends of the filter box, and the primary filter screen filters the waste residue in the original solution, and the waste residue loading box is loaded with the waste residue filtered by the primary filter screen; , telescopic rod, spring, fixing roller and slag cleaning shovel, the hydraulic rod is fixedly connected to the upper wall of the filter box, the hydraulic rod is set just above the center of the primary filter screen, and the lifting and pressing roller is fixedly connected to the hydraulic rod At the lower end, the telescopic outer rod is symmetrically hinged on both sides of the lifting and pressing roller, the telescopic outer rod is a hollow cavity with an opening at one end, and the end of the telescopic outer rod away from the lifting and pressing roller is provided with an opening, and the telescopic rod slides The spring is set in the telescopic outer rod, the spring is set between the inner wall of the telescopic outer rod and the telescopic rod, and the spring exerts elastic thrust on the telescopic rod, so that the telescopic rod extends out of the telescopic outer rod and approaches the telescopic rod. For the primary filter screen, the fixing roller is located at the end of the telescopic rod away from the telescopic outer rod, the slag cleaning shovel is set on the clamping roller, and a return spring is arranged between the telescopic outer rod, and the return spring drives the lifting and pressing roller The telescopic jacket rods on both sides are close to reset, and the slag cleaning shovel is in contact with the primary filter screen. As the hydraulic rod expands and contracts, the lifting and pressing rollers move up and down, and the lifting and pressing rollers drive the telescopic jacket rods to move up and down. Push the telescopic rod out of the telescopic jacket rod to drive the fixing roller to come close to contact with the primary filter screen. The telescopic jacket rods on both sides rotate to both ends of the primary filter screen and drive the fixing roller and the slag cleaning shovel to move along the primary filter screen to remove the accumulated and filtered waste residue on the primary filter screen.

Further, a slag cleaning port is provided on the side wall of the filter box, the slag cleaning port is arranged between the waste slag loading box and the filter box, and the slag cleaning port is arranged above the two ends of the primary filter screen, and the slag cleaning port is provided. It is convenient for the slag cleaning shovel to remove the waste residue on the primary filter net and push it into the waste residue loading box.

Further, the side wall of the waste residue loading box is provided with a drainage through hole communicating with the filter box. The waste residue removed in the waste residue loading box is completely separated from the residual oil and water.

Further, the bottom wall of the waste slag loading box is provided with a slag discharge pipe, and the slag discharge pipe is provided with a slag discharge valve, and the slag discharge pipe and the slag discharge valve are convenient for discharging the waste slag in the waste slag loading box.

Further, the outer side of the hydraulic rod is provided with a protection cavity, and the protection cavity plays a protective role on the hydraulic rod, so as to avoid the direct contact between the hydraulic rod and the oil-water raw liquid, and prolong the service life of the hydraulic rod.

Further, the lower end of the filter box is arranged in the middle, low and both ends are high, and the drain pipe is arranged at the minimum height from the filter box to the oil-water separator body, so that the liquid in the filter box can be completely discharged to the oil-water separator under the action of gravity. Oil-water separation is carried out in the body.

Further, an electric heating wire is arranged in the filter box, and the electric heating wire is arranged between the bottom wall of the filter box and the primary filter screen. The net filter is smooth.

Further, a drain valve is provided on the drain pipe.

Further, a controller is provided on the side wall of the filter box, and the controller is electrically connected with the hydraulic rod and the electric heating wire.

The beneficial effects of the utility model obtained by adopting the above structure are as follows: the oil-water separation device that is convenient for filtering waste residues has a simple structure and a reasonable design. At the same time, the spring pushes the telescopic rod to extend the telescopic outer rod to ensure that when the telescopic outer rod drives the telescopic rod to move to the two ends of the primary filter, the tightening roller and the slag cleaning shovel tightly touch the primary filter to remove the primary filter. The waste residue filtered on the filter screen is removed into the waste residue loading box to ensure smooth filtration of the primary filter screen. The electric heating wire heats the raw liquid to prevent the oil from solidifying and blocking the primary filter screen. A drain screen is set between the waste residue loading box and the filter box to ensure the loading of waste residue. The raw liquid in the accumulated waste residue in the box is completely separated from the waste residue, which improves the subsequent oil-water separation efficiency.

Description of drawings

Fig. 1 is the structural representation of the oil-water separation device of the utility model that is convenient for filtering waste residue;

FIG. 2 is a schematic diagram of the use state of the oil-water separation device of the present invention which is convenient for filtering waste residues.

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention. In the accompanying drawings: 1, the oil-water separator body, 2, the filter box, 3, the primary filter screen, 4, the anti-blocking and slag cleaning device, 5, the feed pipe, 6, the waste residue loading box, 7, the liquid inlet, 8 , Fixing frame, 9, Drain pipe, 10, Hydraulic rod, 11, Lifting and pressing roller, 12, Telescopic jacket rod, 13, Telescopic rod, 14, Spring, 15, Fastening roller, 16, Slag cleaning shovel, 17, Return spring, 18, slag cleaning port, 19, discharge through hole, 20, discharge filter, 21, slag discharge pipe, 22, slag discharge valve, 23, protection cavity, 24, electric heating wire, 25, discharge valve , 26, the controller.

detailed description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. For example; based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

As shown in Figures 1 and 2, the oil-water separation device of the present invention, which is convenient for filtering waste residues, includes an oil-water separator body 1, a filter box 2, a primary filter screen 3, an anti-blocking and cleaning device 4, a feeding pipe 5 and a waste residue loading box. 6. The upper wall of the oil-water separator body 1 is provided with a liquid inlet 7, the upper wall of the oil-water separator body 1 is provided with a fixing frame 8, the filter box 2 is arranged on the upper end of the fixing frame 8, and the filter box 2 The lower end is provided with a drain pipe 9, the drain pipe 9 is connected to the liquid inlet 7, the oil-water separator body 1 is communicated with the filter box 2 through the drain pipe 9, and the feed pipe 5 is connected to the filter box. 2. On the upper end, the primary filter screen 3 is arranged in the filter box 2, the primary filter screen 3 is arranged in an arc shape with a lower middle and high ends, and the primary filter screen 3 is arranged at the lower end of the feed pipe 5. The blocking and cleaning device 4 is arranged in the filter box 2, the anti-blocking and cleaning device 4 is arranged above the primary filter screen 3, and the waste residue loading box 6 is symmetrically arranged at both ends of the filter box 2; the anti-blocking and cleaning device 4 includes: The hydraulic rod 10, the lifting and pressing roller 11, the telescopic outer rod 12, the telescopic rod 13, the spring 14, the fixing roller 15 and the slag cleaning shovel 16, the hydraulic rod 10 is fixedly connected to the upper wall of the filter box 2, and the hydraulic rod 10 is provided with Just above the center of the primary filter screen 3, the lifting and pressing roller 11 is fixedly connected to the lower end of the hydraulic rod 10, and the telescopic outer rod 12 is symmetrically hinged on both sides of the lifting and pressing roller 11. The telescopic outer rod 12 is: A hollow cavity with an opening at one end is provided, an end of the telescopic outer rod 12 away from the lifting and pressing roller 11 is provided with an opening, the telescopic rod 13 is slidably clamped in the telescopic outer rod 12 , and the spring 14 is provided in the telescopic outer rod 12 , the spring 14 is arranged between the inner wall of the telescopic outer rod 12 and the telescopic rod 13, the fixing roller 15 is arranged at the end of the telescopic rod 13 away from the telescopic outer rod 12, the slag cleaning shovel 16 is arranged on the fixing roller 15, A return spring 17 is arranged between the telescopic outer rods 12 .

Wherein, a slag cleaning port 18 is provided on the side wall of the filter box 2 , the slag cleaning port 18 is arranged between the waste residue loading box 6 and the filter box 2 , and the slag cleaning port 18 is arranged on two sides of the primary filter screen 3 . Above the end, the side wall of the waste residue loading box 6 is provided with a drainage through hole 19 that communicates with the filter box 2, the drainage through hole 19 is provided with a drainage filter screen 20, and the bottom wall of the waste residue loading box 6 is provided with a drainage hole 19. The slag pipe 21 is provided with a slag discharge valve 22; the outer side of the hydraulic rod 10 is provided with a protection cavity 23; It is located at the minimum height from the filter box 2 to the oil-water separator body 1; the filter box 2 is provided with an electric heating wire 24, and the electric heating wire 24 is arranged between the bottom wall of the filter box 2 and the primary filter screen 3; the row The liquid pipe 9 is provided with a drain valve 25 , the side wall of the filter box 2 is provided with a controller 26 , and the controller 26 is electrically connected with the hydraulic rod 10 and the heating wire 24 .

During specific use, the raw liquid is discharged from the feeding pipe 5, the raw liquid flows along the feeding pipe 5 to the primary filter screen 3, the impurities in the raw liquid are filtered on the primary filter screen 3, and the oily water in the raw liquid flows to the bottom of the filter box 2. The controller controls the hydraulic rod 10 to expand and contract periodically. In the initial state, the hydraulic rod 10 is in a retracted state, and the hydraulic rod 10 shrinks in the protection chamber 23 to avoid direct contact with the raw liquid. The rod 12 is close to and located above the center of the primary filter screen 3 under the action of the return spring 17, the tightening roller 15 and the slag cleaning shovel 16 are in close contact with the primary filter screen 3 under the action of the spring 14, and the telescopic rod 13 Under the limiting action of the primary filter screen 3, it shrinks in the telescopic outer rod 12. When the hydraulic rod 10 is extended, it drives the lifting and pressing roller 11 to move down, and the lifting and pressing roller 11 exerts pressure on the telescopic outer rod 12. Under the limiting action of the lifting and pressing roller 11, the telescopic outer rods 12 on both sides of the lifting and pressing roller 11 rotate to both ends of the primary filter screen 3 and drive the fixing roller 15 and the slag cleaning shovel 16 to move along the primary filter screen 3, so as to filter the accumulation on the primary filter screen 3. The slag is removed to the slag cleaning port 18, and is removed from the slag cleaning port 18 and moved to the waste slag loading box 6. The liquid remaining in the waste slag is discharged into the filter box 2 through the drain screen 20. Heating is performed to prevent the oil from solidifying and blocking the primary filter screen 3, and to ensure the smooth drainage of the primary filter screen 3. When filtering, the drain valve 25 can be opened so that the filtered raw liquid is directly transported to the inlet of the oil-water separator body 1 through the drain pipe 9. At the liquid port 7, the drain valve 25 can also be closed until a certain volume of filtered raw liquid is stored in the filter box 2, and then the drain valve 25 can be opened to concentrate oil and water separation. It is convenient and quick to discharge the waste residue in the waste residue loading box 6 .

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

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

Claims

An oil-water separation device that is convenient for filtering waste residues is characterized in that it includes an oil-water separator body, a filter box, a primary filter screen, an anti-blocking and slag-removing device, a feeding pipe and a waste residue loading box, and the upper wall of the oil-water separator body is provided with There is a liquid inlet, the upper wall of the oil-water separator body is provided with a fixing frame, the filter box is arranged on the upper end of the fixing frame, and the lower end of the filter box is provided with a drain pipe, which is connected to the liquid inlet. At the upper end of the filter box, the feeding pipe is connected to the upper end of the filter box. At the lower end of the pipe, the anti-clogging and slag-removing device is arranged in the filter box, the anti-clogging and slag-removing device is arranged above the primary filter net, and the waste slag loading box is symmetrically arranged at both ends of the filter box; the anti-clogging and slag-removing device includes hydraulic pressure Rod, lifting and pressing roller, telescopic jacket rod, telescopic rod, spring, tightening roller and slag cleaning shovel, the hydraulic rod is fixedly connected to the upper wall of the filter box, and the hydraulic rod is set just above the center of the primary filter. The lifting and pressing roller is fixedly connected to the lower end of the hydraulic rod. The telescopic outer rod is symmetrically hinged on both sides of the lifting and pressing roller. The telescopic outer rod is a hollow cavity with one end open. There is an opening, the telescopic rod is slidably clamped in the telescopic outer rod, the spring is set in the telescopic outer rod, the spring is set between the inner wall of the telescopic outer rod and the telescopic rod, and the fastening roller is set in the telescopic rod One end away from the telescopic outer rod, the slag cleaning shovel is arranged on the fastening roller, a return spring is arranged between the telescopic outer rods, and the slag cleaning shovel is in contact with the primary filter screen.
The oil-water separation device according to claim 1, characterized in that: a slag cleaning port is provided on the side wall of the filter box, and the slag cleaning port is arranged between the waste slag loading box and the filter box, The slag cleaning ports are arranged above both ends of the primary filter screen.
The oil-water separation device according to claim 1, characterized in that: the side wall of the waste slag loading box is provided with a drainage through hole communicating with the filter box, and the drainage through hole is arranged below the primary filter screen , There is a drain filter at the drain hole.
The oil-water separation device according to claim 1, wherein a slag discharge pipe is arranged on the bottom wall of the waste slag loading box, and a slag discharge valve is arranged on the slag discharge pipe.
The oil-water separation device for filtering waste residues according to claim 1, wherein a protection cavity is provided on the outside of the hydraulic rod.
The oil-water separation device according to claim 1, characterized in that: the lower end of the filter box is arranged in the middle and the lower ends are arranged at high ends, and the drain pipe is arranged from the filter box to the oil-water separator body with the smallest height place.
The oil-water separation device according to claim 1, wherein the filter box is provided with an electric heating wire, and the electric heating wire is arranged between the bottom wall of the filter box and the primary filter screen.
The oil-water separation device of claim 1, wherein a drain valve is provided on the drain pipe.
The oil-water separation device according to claim 7, wherein a controller is provided on the side wall of the filter box, and the controller is electrically connected with the hydraulic rod and the electric heating wire.