CN222250154U - Recovery device for oily wastewater - Google Patents

Abstract

The utility model relates to the technical field of sewage treatment and discloses an oily wastewater recovery device which comprises a box body, wherein a partition plate is arranged in the box body, the partition plate comprises a bottom plate which is supported and installed at the bottom of the box body, one end of the bottom plate is provided with an inclined plate in an upward extending mode, the inner space of the box body is divided into a wastewater storage cavity and an oil storage cavity by the inclined plate, the upper end of the inclined plate is horizontally provided with a mounting plate, a filter screen is arranged on the mounting plate, the upper end of the side wall of the box body is provided with a water inlet pipe, a water outlet pipe is arranged below the side wall of the box body, and the outer side of the box body is provided with a liquid level visible pipe communicated with the interior of the wastewater storage cavity. The utility model can gradually increase the oil layer in the waste water storage cavity, can lead the liquid level of the oil layer to be positioned above the mounting plate after the thickness of the oil layer reaches a certain degree, can conveniently lead the oil to flow into the oil storage cavity, can reduce the frequency of cleaning the oil and reduce the oil residue.

Description

Recovery device for oily wastewater

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a recovery device of oily wastewater.

Background

The wastewater treatment is to treat wastewater by using physical, chemical and biological methods to purify the wastewater and reduce pollution so as to recycle and reuse the wastewater, fully utilize water resources to separate each pollutant in the wastewater or convert each pollutant into harmless substances, adopt a reasonable water treatment process and match with advanced treatment of water, the treated water can reach the standard of recycled water, can be recycled for a long time and save a large amount of water resources, and the basic method of waste treatment is to use physical, chemical or biological methods or match with a plurality of methods to remove the harmful substances in the wastewater, and determine the treatment degree according to the water quality condition and the direction of treated effluent;

In the process of separating oil from the wastewater, a grease collecting or oil-water separating device is generally arranged on the surface of the oil-water mixture to perform oil-water separation, for example, a paddle is arranged on the surface of the oil-water mixture to sweep surface grease to one side, and water flows to the other side.

Disclosure of utility model

The utility model aims to provide a recovery device for oily wastewater, which aims to solve the problems that in the process of separating oil in wastewater, which is proposed in the prior art, an oil collecting device or an oil-water separating device is generally arranged on the surface of an oil-water mixture to perform oil-water separation work, for example, a paddle is arranged on the surface of the oil-water mixture to sweep oil on one side and water flows to the other side, but in this way, part of oil still remains in the separated water, and the oil-water separation effect is poor.

The utility model provides a recycling device of oily wastewater, which comprises a box body, wherein a baffle plate is arranged in the box body, the baffle plate comprises a bottom plate which is supported and installed at the bottom of the box body, one end of the bottom plate is provided with an inclined plate in an upward extending mode, the inner space of the box body is divided into a wastewater storage cavity and an oil storage cavity by the inclined plate, the upper end of the inclined plate is horizontally provided with a mounting plate, and a filter screen is arranged on the mounting plate;

The side wall upper end of box is provided with the inlet tube that is used for carrying waste water to waste water storage intracavity portion, box side wall below is provided with and is used for the inside waste water exhaust outlet pipe of waste water storage intracavity portion, the outside of box is provided with the visible pipe of liquid level with the inside intercommunication of waste water storage intracavity.

Further, an oil liquid discharge pipe is further arranged on the side wall of the box body, and the oil liquid discharge pipe is communicated with the inside of the oil liquid storage cavity.

Further, the bottom plate, the inclined plate and the mounting plate are of an integrated structure, and two sides of the bottom plate, the inclined plate and the mounting plate are sealed and welded with the inner wall of the box body.

Further, still include filtration, filtration installs under the inlet tube stretches into the box inside, filtration is used for filtering the granule impurity in the waste water.

Further, the filtering structure comprises a supporting frame and a filtering separation net, wherein the supporting frame is connected with the inner wall of the box body, and the filtering separation net is supported and installed on the supporting frame.

Further, be provided with the spacing groove on the support frame, the below of filtering the screen that separates is provided with the stopper, filters when separating the screen and places on the support frame, the stopper card is inside the spacing groove.

Further, still include the deflector, the deflector sets up in the below of support frame, the one end of deflector is towards the slope setting under the inlet tube, the minimum of deflector is not higher than the level of mounting panel.

Compared with the prior art, the utility model has the beneficial effects that:

According to the utility model, the inner part of the box body is divided by the partition plate, waste water is firstly input into the waste water storage cavity of the water inlet pipe box, when the inner liquid level of the waste water storage cavity rises to the same level as the mounting plate, the water outlet pipe is opened to discharge the waste water below the waste water storage cavity, when the lowest part of the liquid level of the oil layer in the waste water storage cavity is close to the uppermost part of the water outlet pipe, the water outlet pipe is closed, the process is repeated, the oil layer in the waste water storage cavity can be gradually increased, the liquid level of the oil layer can be positioned above the mounting plate after the thickness of the oil layer reaches a certain degree, the oil can conveniently flow into the oil storage cavity, the oil can be collected uniformly, the cleaning times of the oil can be reduced, and the oil residue can be reduced.

Drawings

FIG. 1 is a schematic diagram of the whole structure of a recovery device for oily wastewater;

FIG. 2 is a cross-sectional view of an oily wastewater recovery device of the present utility model;

FIG. 3 is a side cross-sectional view of an oily wastewater recovery device of the present utility model;

fig. 4 is an exploded view showing a filtering structure of an oily wastewater recovery device according to the present utility model.

In the figure, 1, a box body; 11, a water inlet pipe, 12, a water outlet pipe, 13, a liquid level height visible pipe, 14, a cover plate, 15, an oil liquid discharge pipe, 2, a partition plate, 21, a bottom plate, 22, an inclined plate, 23, a mounting plate, 24, a filter screen, 3, a filter structure, 31, a filter screen, 32, a support frame, 33, a guide plate, 34, a limiting block, 4, a waste water storage cavity and 5, an oil liquid storage cavity.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, the utility model provides a technical scheme that the recovery device for oily wastewater comprises a box body 1, wherein a partition board 2 is arranged in the box body 1, the partition board 2 comprises a bottom board 21 supported and installed at the bottom of the box body 1, one end of the bottom board 21 is provided with an inclined board 22 in an upward extending manner, the inclined board 22 divides the inner space of the box body 1 into a wastewater storage cavity 4 and an oil storage cavity 5, the upper end of the inclined board 22 is horizontally provided with a mounting board 23, and the mounting board 23 is provided with a filter screen 24;

The side wall upper end of box 1 is provided with the inlet tube 11 that is used for carrying waste water to waste water storage chamber 4 inside, box 1 lateral wall below is provided with and is used for the inside waste water exhaust outlet pipe 12 of waste water storage chamber 4, the outside of box 1 is provided with the visible pipe 13 of liquid level with the inside intercommunication of waste water storage chamber 4.

In the practical use process, the utility model firstly inputs the waste water into the waste water storage cavity 4 through the water inlet pipe 11, when the height of the liquid level in the waste water storage cavity 4 rises to the same level as the mounting plate 23, the water outlet pipe 12 is opened to discharge the waste water below the waste water storage cavity 4, when the lowest part of the liquid level of the oil layer in the waste water storage cavity 4 approaches the uppermost part of the water outlet pipe 12, the water outlet pipe 12 is closed, the process is repeated, the oil layer in the waste water storage cavity 4 can be gradually increased, and when the thickness of the oil layer reaches a certain degree, the liquid level of the oil layer can be positioned above the mounting plate 23, so that the oil liquid can conveniently flow into the oil liquid storage cavity 5.

In addition, a push-pull cover plate 14 is arranged at the top of the box body 1, so that the odor generated by the wastewater can be prevented from leaking.

Further, an oil liquid discharge pipe 15 is further arranged on the side wall of the box body 1, and the oil liquid discharge pipe 15 is communicated with the inside of the oil liquid storage cavity 5.

Further, the bottom plate 21, the inclined plate 22 and the mounting plate 23 are integrally formed, and both sides of the bottom plate 21, the inclined plate 22 and the mounting plate 23 are hermetically welded with the inner wall of the box body 1.

Further, the filter structure 3 is arranged under the condition that the water inlet pipe 11 extends into the box body 1, and the filter structure 3 is used for filtering particle impurities in wastewater.

Further, the filtering structure 3 comprises a supporting frame 32 and a filtering screen 31, the supporting frame 32 is connected with the inner wall of the box body 1, and the filtering screen 31 is supported and installed on the supporting frame 32.

Further, a limiting groove is formed in the supporting frame 32, a limiting block 34 is arranged below the filtering separation net 31, and when the filtering separation net 31 is placed on the supporting frame 32, the limiting block 34 is clamped inside the limiting groove.

Further, the water inlet pipe 11 is further provided with a guide plate 33, the guide plate 33 is arranged below the supporting frame 32, one end of the guide plate 33 is obliquely arranged towards the right lower side of the water inlet pipe 11, and the lowest point of the guide plate 33 is not higher than the horizontal height of the mounting plate 23.

The working principle is that impurities in the wastewater entering from the water inlet pipe 11 are filtered by arranging the supporting frame 32 and arranging the filtering separation net 31 above the supporting frame 32, so that the impurities can be prevented from floating on the liquid level of an oil layer to influence the recovery of oil, and meanwhile, the guide plate 33 is arranged below the supporting frame 32, so that the wastewater entering the box body 1 can be guided to the inner wall of one side of the box body 1, the wastewater can fall along the inner wall of the box body 1, and the fluctuation of the liquid level in the wastewater storage cavity 4 caused by the falling of the wastewater can be avoided.

All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Claims (7)

1. The utility model provides a recovery unit of oily waste water, its characterized in that includes box (1), the inside of box (1) is provided with baffle (2), baffle (2) are including supporting bottom plate (21) of installing in box (1) bottom, the one end of bottom plate (21) upwards extends and is provided with inclined plate (22), inclined plate (22) divide into waste water storage chamber (4) and fluid storage chamber (5) with box (1) inner space, the upper end level of inclined plate (22) is provided with mounting panel (23), be provided with filter screen (24) on mounting panel (23);

The utility model discloses a waste water storage device, including box (1), waste water storage cavity (4), box (1) lateral wall upper end is provided with inlet tube (11) that are used for carrying waste water to waste water storage cavity (4) inside, box (1) lateral wall below is provided with and is used for waste water storage cavity (4) inside waste water exhaust outlet pipe (12), box (1) outside be provided with waste water storage cavity (4) inside intercommunication liquid level visible pipe (13).

2. The recycling device of oily wastewater according to claim 1, wherein an oil liquid discharge pipe (15) is further arranged on the side wall of the box body (1), and the oil liquid discharge pipe (15) is communicated with the inside of the oil liquid storage cavity (5).

3. The recycling device of oily wastewater according to claim 1, wherein the bottom plate (21), the inclined plate (22) and the mounting plate (23) are of an integrated structure, and both sides of the bottom plate (21), the inclined plate (22) and the mounting plate (23) are welded with the inner wall of the tank body (1) in a sealing way.

4. The recycling device of oily wastewater according to claim 1, further comprising a filtering structure (3), wherein the filtering structure (3) is arranged under the condition that the water inlet pipe (11) extends into the box body (1), and the filtering structure (3) is used for filtering particle impurities in the wastewater.

5. The oily wastewater recovery device according to claim 4, wherein the filtering structure (3) comprises a supporting frame (32) and a filtering separation net (31), the supporting frame (32) is connected with the inner wall of the box body (1), and the filtering separation net (31) is supported and installed on the supporting frame (32).

6. The recycling device for oily wastewater according to claim 5, wherein a limiting groove is formed in the supporting frame (32), a limiting block (34) is arranged below the filtering separation net (31), and the limiting block (34) is clamped inside the limiting groove when the filtering separation net (31) is placed on the supporting frame (32).

7. The oily wastewater recovery device according to claim 6, further comprising a guide plate (33), wherein the guide plate (33) is arranged below the support frame (32), one end of the guide plate (33) is obliquely arranged towards the right lower side of the water inlet pipe (11), and the lowest point of the guide plate (33) is not higher than the horizontal height of the mounting plate (23).