CN216336928U - Backwashing filtering device for oily sewage - Google Patents

Abstract

The utility model discloses an oily sewage backwashing filter device, which comprises a treatment box and a backwashing component, wherein the top of the treatment box is provided with a dirt bin and a standing bin, the backwashing component is detachably and fixedly arranged at the bottom of one side of the treatment box and comprises a base which is detachably connected with the treatment box and a discharge pipe which is fixedly arranged at one side of the base away from the treatment box, a filter screen is fixedly arranged in the discharge pipe, an anti-blocking component is detachably arranged at one side of the discharge pipe away from the treatment box and comprises a fixed ring which is detachably connected with the discharge pipe and a pipe sleeve which is constructed at one side of the fixed ring and arranged in the discharge pipe, a mounting frame is fixedly arranged in the pipe sleeve, a waterproof motor is fixedly arranged in the mounting frame, the waterproof motor is connected with a brush which is abutted against the filter screen through a motor shaft, the oily sewage backwashing filter device has a reasonable structure, and can prevent impurities from blocking the filter screen to influence on the treatment efficiency of oily sewage, the practicability is strong.

Description

Backwashing filtering device for oily sewage

Technical Field

The utility model belongs to the technical field of sewage treatment, and particularly relates to a backwashing filtering device for oily sewage.

Background

At present, most of oil fields in China reach the later stage of exploitation, the water content in produced liquid of an oil well is up to more than 90%, water injection development becomes a main mode for improving the oil field recovery rate and the development benefit, along with the continuous increase of the exploitation degree, the water injection amount of the oil field is increased more and more, the oil extraction sewage amount is increased year by year, and how to treat the sewage is a big problem.

Patent number CN212174525U discloses a disc formula oily sewage filter equipment, including one-level filter vat and second grade filter vat, one-level filter vat and second grade filter vat all include the casing, are provided with the filtration filler, and the below that corresponds the second baffle in the casing is provided with the disc filter, and the bottom of disc filter is provided with the outlet pipe, and the outlet pipe all has concatenated the water pump, the outlet pipe intercommunication second grade filter vat of one-level filter vat. The two-stage filtration design is adopted, the oil content in the discharged water is effectively reduced, fine oil drop particles float upwards due to different oil-water densities, the fine oil drop particles are gathered in an oil collecting area through the filtration filler, the filtration filler is made of advanced high-molecular oleophobic materials, the sewage at the lower part enters the disc type filter, the disc type filtration device at the lower part is different from the disc type filtration barrel at the first stage, the thickness, the distance and the surface capture factors of discs are adopted, the oil-containing sewage passes through the second stage disc type filter and then is discharged, the back washing is carried out by the two stage disc type filters according to the pressure difference or time setting, and the long-term continuous stable operation of the disc type filtration device is ensured.

The existing oily sewage treatment usually needs to use a filtering device, the oily sewage is subjected to layered treatment by utilizing the principles that oil and water are insoluble and the density of oil is smaller than that of water, other impurities which need to be insoluble in water generally exist in the oily sewage, and when the oily sewage is filtered, the impurities block a filter screen after the oily sewage is treated for a long time, so that the treatment efficiency of the oily sewage is reduced.

Disclosure of Invention

The utility model aims to provide a backwashing filter device for oily sewage, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a backwashing filter device for oily sewage comprises a treatment box and a backwashing component, wherein the top of the treatment box is provided with a dirt bin and a standing bin, and the backwashing component is detachably and fixedly arranged at the bottom of one side of the treatment box;

the backflushing assembly comprises a base detachably connected with the treatment box and a discharge pipe fixedly arranged on one side of the base away from the treatment box, a filter screen is fixedly arranged in the discharge pipe, and an anti-blocking assembly is detachably arranged on one side of the discharge pipe away from the treatment box;

prevent stifled subassembly including can dismantle the solid fixed ring of connecting in the discharge pipe and construct in solid fixed ring one side and install in the pipe box in the discharge pipe, the fixed mounting bracket that is provided with in the pipe box, the mounting bracket internal fixation is provided with waterproof motor, waterproof motor is connected with the brush of butt filter screen through the motor shaft.

Furthermore, an arc-shaped convex block is annularly arranged on the outer edge surface of the base, and a first bolt which can be screwed into the arc-shaped convex block and the treatment box is arranged on one side of the arc-shaped convex block.

Furthermore, fixed mounting has the valve body on the outer fringe face of discharge pipe, and discharge pipe outer fringe face top towards one side fixed mounting who prevents stifled subassembly has the air pump, one side that discharge pipe outer fringe face was prevented stifled subassembly towards is the annular array and constructs and have engaging lug one.

Furthermore, a second connecting lug with one side abutting against the first connecting lug is constructed on the outer edge surface of the fixing ring in an annular array mode, and a second bolt capable of being screwed into the second connecting lug and the first connecting lug in a spiral mode is arranged on one side of the second connecting lug.

Further, the filth storehouse with the storehouse of stewing is separated by a fixed connection in the baffle of handling the case between, the equidistance is constructed in the storehouse of stewing and is divided the board, and the top one side fixed mounting in the storehouse of stewing has the preliminary treatment subassembly.

Further, the preliminary treatment subassembly includes that the inside preliminary treatment box of seting up the preliminary treatment storehouse, a plurality of switch-on preliminary treatment storehouses are seted up to top one side equidistance of preliminary treatment box and are supplied liquid feeding pipe fixed mounting's round hole, and the through-hole that a plurality of switch-on preliminary treatment storehouses and supply outlet pipe fixed mounting is seted up to one side bottom equidistance of preliminary treatment box.

Furthermore, a through groove for installing an end cover is formed in one side of the pretreatment box, and a plurality of water filter nets are fixedly installed on one side, facing the interior of the pretreatment bin, of the end cover at equal intervals.

Further, the waterlogging caused by excessive rainfall groove has been seted up between two parties to the up end of cut-apart board, the sealed hole of water supply and drainage pipe fixed mounting is seted up to the bottom of waterlogging caused by excessive rainfall groove, the baffle has seted up the blow off pipe in a plurality of switches-ons storehouse of stewing towards one side equidistance in filth storehouse, equal fixed mounting has the valve on the outer fringe face of blow off pipe and drain pipe.

Compared with the prior art, the utility model has the following beneficial effects: due to the arrangement of the backflushing assembly, when the oily sewage is filtered and impurities in the sewage block the filter screen, the motor shaft of the waterproof motor can rotate by starting the waterproof motor in the anti-blocking assembly, so that the brush abutting against the filter screen is driven to rotate, the filter screen is cleaned, and the filter screen is prevented from being blocked by the impurities to influence the treatment efficiency of the oily sewage;

benefit from the setting of preliminary treatment subassembly, in oily sewage accessible liquid feeding pipe input preliminary treatment storehouse to carry out preliminary filtration through the water strainer, reduce the impurity in the oily sewage, the layering of stewing in the storehouse is arranged into to oily sewage accessible outlet pipe after the preliminary treatment, can promote the filter effect to oily sewage, the practicality is strong.

Drawings

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

FIG. 2 is a schematic diagram of the pretreatment module of the present invention;

FIG. 3 is a cross-sectional view taken at A-A of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic diagram of the recoil assembly of the present invention.

In the figure: 1. a treatment tank; 2. a dirt bin; 3. a draining tank; 4. a drain pipe; 5. a partition plate; 6. a blow-off pipe; 7. a pre-processing assembly; 701. a pre-processing box; 702. a pretreatment bin; 703. a liquid feeding pipe; 704. a water outlet pipe; 705. an end cap; 706. a water filtering net; 8. dividing the plate; 9. a recoil assembly; 901. a base; 902. an arc-shaped bump; 903. a first bolt; 904. a discharge pipe; 905. a valve body; 906. a first connecting lug; 907. an air pump; 908. a fixing ring; 909. a second connecting lug; 910. pipe sleeve; 911. a second bolt; 912. waterproof motor.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-3, a backwashing filter device for oily sewage comprises a treatment tank 1 with a dirt bin 2 and a standing bin at the top and a backwashing assembly 9 detachably and fixedly arranged at the bottom of one side of the treatment tank 1;

the backflushing component 9 comprises a base 901 which is detachably connected with the treatment tank 1 and a discharge pipe 904 which is fixedly arranged on one side of the base 901 away from the treatment tank 1, a filter screen is fixedly arranged in the discharge pipe 904, and an anti-blocking component is detachably arranged on one side of the discharge pipe 904 away from the treatment tank 1;

prevent stifled subassembly including can dismantle the solid fixed ring 908 of connecting in discharge pipe 904 and construct in solid fixed ring 908 one side and install the pipe box 910 in discharge pipe 904, pipe box 910 internal fixation is provided with the mounting bracket, the mounting bracket internal fixation is provided with waterproof motor 912, waterproof motor 912 is connected with the brush of butt filter screen through the motor shaft, benefit from the setting of recoil subassembly 9, when filtering oily sewage, when the impurity in the sewage blocks up the filter screen, waterproof motor 912 in the accessible starts prevents stifled subassembly, make waterproof motor 912's motor shaft rotate, and then drive the brush rotation of butt filter screen, realize cleaning the filter screen, avoid impurity to block up the treatment effeciency of filter screen influence oily sewage.

Wherein, be annular permutation on the outer fringe face of base 901 and be constructed with arc lug 902, one side of arc lug 902 is provided with can screw in arc lug 902 and handle the first bolt 903 in the case 1, through unscrewing arc lug 902 and handling case 1 with first bolt 903, can realize the dismantlement separation of recoil subassembly 9 and handling case 1.

Wherein, the outer edge face of the discharge pipe 904 is fixedly provided with a valve body 905, and one side of the outer edge face of the discharge pipe 904 facing the anti-blocking component is fixedly provided with an air pump 907, the position of the inner wall of the treatment box 1 corresponding to the backflushing component 9 and the base 901 are both provided with a drain hole communicated with the discharge pipe 904, one side of the outer edge face of the discharge pipe 904 facing the anti-blocking component is provided with a first connection lug 906 in an annular array, and the type of the valve body 905 can be selected but is not limited to D41H.

The outer edge surface of the fixing ring 908 is provided with a second connecting lug 909, one side of which is abutted to the first connecting lug 906, in an annular array structure, one side of the second connecting lug 909 is provided with a second bolt 911 which can be screwed into the second connecting lug 909 and the first connecting lug 906, and the second bolt 911 can be screwed out of the second connecting lug 909 and the first connecting lug 906, so that the anti-blocking component and the discharge pipe 904 can be detached and separated.

Wherein, filth storehouse 2 and the storehouse of stewing are separated by a fixed connection in the baffle 5 who handles case 1, and the equidistance is constructed in the storehouse of stewing has partition plate 8, and the top one side fixed mounting in the storehouse of stewing has preprocessing component 7.

Wherein, the pretreatment assembly 7 comprises a pretreatment box 701 provided with a pretreatment bin 702 inside, a plurality of round holes communicated with the pretreatment bin 702 and used for fixedly mounting the liquid feeding pipe 703 are equidistantly arranged on one side of the top of the pretreatment box 701, and a plurality of through holes communicated with the pretreatment bin 702 and used for fixedly mounting the water outlet pipe 704 are equidistantly arranged on the bottom of one side of the pretreatment box 701.

Wherein, the logical groove that supplies end cover 705 to install is seted up to one side of preliminary treatment box 701, end cover 705 has a plurality of water strainer 706 towards one side equidistance fixed mounting in the preliminary treatment storehouse 702, can pull end cover 705, take out water strainer 706 from in the preliminary treatment storehouse 702, can realize the dismantlement clearance to water strainer 706, benefit from the setting of preliminary treatment subassembly 7, oily sewage accessible liquid feeding pipe 703 inputs in the preliminary treatment storehouse 702, and carry out preliminary filtration through water strainer 706, reduce the impurity in the oily sewage, oily sewage accessible outlet pipe 704 after the preliminary treatment discharges into the storehouse of stewing and stews the layering, can promote the filter effect to oily sewage, therefore, the clothes hanger is strong in practicability.

Wherein, cut apart the up end of board 8 and seted up waterlogging caused by excessive rainfall 3 between two parties, the sealed hole of supplying and draining pipe 4 fixed mounting is seted up to the bottom of waterlogging caused by excessive rainfall 3, and baffle 5 is seted up the blow off pipe 6 in a plurality of switches-ons storehouse of stewing towards one side equidistance in filth storehouse 2, and equal fixed mounting has the valve on the outer fringe face of blow off pipe 6 and drain pipe 4, and the model of valve can be chooseed for use but not limited to for use DXDF.

The working principle is as follows: when the oily sewage backwashing filter device is used, oily sewage can be input into a pretreatment bin 702 through a liquid adding pipe 703 and is subjected to primary filtration through a water filtering net 706, impurities in the oily sewage are reduced, the oily sewage after the primary treatment can be discharged into a standing bin through a water outlet pipe 704 for standing and layering, the layered oily sewage floats on the surface, a water body with the impurities is positioned at a lower layer, the electromagnetic valve on the outer edge surface of a sewage discharge pipe 6 can be opened, the oily sewage on the surface can be discharged into a sewage bin 2 through the sewage discharge pipe 6, then the electromagnetic valve on the outer edge surface of a water discharge pipe 4 is opened, the water body with the impurities flows downwards, and the partition plates 8 are constructed in the standing bin at equal intervals, so that the operation of the water body flowing downwards can be repeated, the separation effect of the oily sewage and the water body is improved, when the water body with the impurities blocks the filtering net, waterproof motor 912 in the stifled subassembly is prevented in the accessible start, make waterproof motor 912's motor shaft rotate, and then drive the brush rotation of butt filter screen, realize cleaning the filter screen, and through starting air pump 907, to the drum high-pressure gas in discharge pipe 904, wash down filter screen surface adnexed impurity through high-pressure gas, realize the filtration to impurity, this oily sewage back flush filter equipment, and is rational in infrastructure, can avoid impurity to block up the treatment effeciency that the filter screen influences oily sewage, therefore, the clothes hanger is strong in practicability.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (8)

1. A backwashing filter device for oily sewage comprises a treatment box (1) with a dirt bin (2) and a standing bin at the top and a backwashing component (9) which is detachably and fixedly arranged at the bottom of one side of the treatment box (1);

the method is characterized in that: the backflushing component (9) comprises a base (901) detachably connected to the treatment box (1) and a discharge pipe (904) fixedly installed on one side, far away from the treatment box (1), of the base (901), a filter screen is fixedly installed in the discharge pipe (904), and an anti-blocking component is detachably installed on one side, far away from the treatment box (1), of the discharge pipe (904);

prevent stifled subassembly including can dismantle solid fixed ring (908) of connecting in discharge pipe (904) and construct in solid fixed ring (908) one side and install pipe box (910) in discharge pipe (904), pipe box (910) internal fixation is provided with the mounting bracket, and the mounting bracket internal fixation is provided with waterproof motor (912), waterproof motor (912) are connected with the brush of butt filter screen through the motor shaft.

2. The oily sewage backwashing filtering device of claim 1, wherein: the outer edge surface of the base (901) is provided with arc-shaped lugs (902) in an annular array, and one side of each arc-shaped lug (902) is provided with a first bolt (903) which can be screwed into the arc-shaped lug (902) and the treatment box (1).

3. The oily sewage backwashing filtering device of claim 2, which is characterized in that: the outer edge surface of the discharge pipe (904) is fixedly provided with a valve body (905), the top of the outer edge surface of the discharge pipe (904) is fixedly provided with an air pump (907) towards one side of the anti-blocking assembly, and one side of the outer edge surface of the discharge pipe (904) towards the anti-blocking assembly is provided with a first connecting lug (906) in an annular array.

4. The oily sewage backwashing filter device of claim 3, wherein: and a second connecting lug (909) with one side abutting against the first connecting lug (906) is constructed on the outer edge surface of the fixing ring (908) in an annular array manner, and a second bolt (911) which can be screwed into the second connecting lug (909) and the first connecting lug (906) is arranged on one side of the second connecting lug (909).

5. The oily sewage backwashing filtering device of claim 1, wherein: dirt storehouse (2) and the storehouse of stewing are separated by a fixed connection in baffle (5) of handling case (1), the equidistance is constructed in the storehouse of stewing has partition plate (8), and the top one side fixed mounting in the storehouse of stewing has preprocessing component (7).

6. The oily sewage backwashing filtering device of claim 5, wherein: pretreatment subassembly (7) are including inside preliminary treatment box (701) of seting up preliminary treatment storehouse (702), a plurality of switch-on preliminary treatment storehouses (702) and supply liquid feeding pipe (703) fixed mounting's round hole has been seted up to top one side equidistance of preliminary treatment box (701), and a plurality of switch-on preliminary treatment storehouses (702) and supply outlet pipe (704) fixed mounting's through-hole has been seted up to one side bottom equidistance of preliminary treatment box (701).

7. The oily sewage backwashing filtering device of claim 6, wherein: a through groove for installing an end cover (705) is formed in one side of the pretreatment box (701), and a plurality of water filtering nets (706) are fixedly installed on one side, facing the interior of the pretreatment bin (702), of the end cover (705) at equal intervals.

8. The oily sewage backwashing filtering device of claim 5, wherein: the utility model discloses a sewage treatment device, including cut-off plate (8), waterlogging caused by excessive rainfall groove (3) have been seted up between two parties to the up end of cut-off plate (8), the sealed hole of water supply and drainage pipe (4) fixed mounting is seted up to the bottom of waterlogging caused by excessive rainfall groove (3), baffle (5) are seted up drain pipe (6) in a plurality of switches-on storehouse of stewing towards one side equidistance in filth storehouse (2), equal fixed mounting has the valve on the outer fringe face of drain pipe (6) and drain pipe (4).

Images