CN212687632U

CN212687632U - Oil-water separation system

Info

Publication number: CN212687632U
Application number: CN202021436000.3U
Authority: CN
Inventors: 王永利; 张胜传
Original assignee: ZIBO WANKE CHEMICAL CO Ltd
Current assignee: ZIBO WANKE CHEMICAL CO Ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-03-12
Anticipated expiration: 2030-07-20

Abstract

The utility model belongs to the field of chemical equipment, and relates to an oil-water separation system, which comprises a buffer tank, an oil collecting tank and a water collecting tank, wherein a baffle is arranged in the buffer tank, the baffle divides the buffer tank into a left area and a right area, an oil passing space and a water passing space are respectively arranged between the top end of the baffle and the top of the buffer tank, between the bottom end of the baffle and the bottom of the buffer tank, a transfusion pipe is arranged in a region at one side of the baffle, the top end of the transfusion pipe is communicated with liquid storage equipment outside the buffer tank, the bottom of the transfusion pipe corresponds to the middle part of the baffle; the upper part of the buffer tank at the other side of the baffle is communicated with one end of the oil outlet pipe, the other end of the oil outlet pipe is communicated with the oil collecting tank, the lower part of the buffer tank at the other side of the baffle is communicated with one end of the water outlet pipe, and the other end of the water outlet pipe is communicated with the water collecting tank. The utility model has the advantages of reasonable design, the liquid buffering that gets into the buffer tank is comparatively ideal, and water oil separating is comparatively thorough.

Description

Oil-water separation system

Technical Field

The utility model relates to an oil-water separation system belongs to the chemical industry equipment field.

Background

The oil-water separation equipment is one of the common equipment in the chemical field, and generally separates oil from water by utilizing the density difference of the oil and the water, and then collects the oil and the water respectively. At present, the existing oil-water separation equipment often causes incomplete oil-water separation due to insufficient buffer time when liquid is separated, separated oil or water can not be reused, or the separated water is discharged without meeting the environmental protection requirement, so that the sewage treatment cost of enterprises is increased.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the defects of the prior art are overcome, the oil-water separation system is provided, the liquid entering the buffer tank of the oil-water separation system is buffered ideally, and the oil-water separation is thorough.

The oil-water separation system comprises a buffer tank, an oil collecting tank and a water collecting tank, wherein a baffle is arranged in the buffer tank, the baffle divides the buffer tank into a left area and a right area, an oil passing space and a water passing space are respectively arranged between the top end of the baffle and the filling top of the buffer tank and between the bottom end of the baffle and the filling bottom of the buffer tank, a liquid conveying pipe is arranged in a region on one side of the baffle, the top end of the liquid conveying pipe is communicated with liquid storage equipment outside the buffer tank, the bottom of the liquid conveying pipe corresponds to the middle position of the baffle, and a liquid outlet hole; the upper part of the buffer tank at the other side of the baffle is communicated with one end of the oil outlet pipe, the other end of the oil outlet pipe is communicated with the oil collecting tank, the lower part of the buffer tank at the other side of the baffle is communicated with one end of the water outlet pipe, and the other end of the water outlet pipe is communicated with the water collecting tank.

In the course of the work, liquid gets into the transfer line by stock solution equipment, then in the liquid outlet hole discharge entering buffer tank through transfer line bottom pipe wall side, liquid is discharged by transfer line pipe wall side, collide with baffle or buffer tank, change the flow direction that liquid was originally, make liquid can obtain better buffering, be favorable to oil-water separation more, the oil body of complete separation gets into the opposite side of baffle through the oil interval, the water then gets into the opposite side of baffle through the water interval, the separation was treated to the developments profit and the static profit that treats the outflow and collect are located the both sides of baffle respectively, thereby make the developments treat that the profit of separation can not influence the static profit that treats the outflow and collect respectively, oil body and water get into oil collecting tank and water collecting tank through oil outlet pipe and outlet pipe respectively.

Preferably, the lower part of the water collecting tank is communicated with one end, the other end of the water return pipe is communicated with the upper part of the liquid conveying pipe, and the water return pipe is provided with a water return pump; the tank bottom of the water collecting tank is communicated with a drain pipe, and a drain valve is arranged on the drain pipe. If the water in the water collecting tank is impure after sampling detection, the water is conveyed to the liquid conveying pipe again through the water return pipe and the water return pump and is conveyed to the buffer tank by the liquid conveying pipe for separation again; if sampling detection is qualified, the drain valve can be opened to drain water or recycle the water.

Preferably, the position height of going out oil pipe and buffer tank intercommunication be in the bottom of baffle top height, guarantee that the oil body that flows to go out oil pipe all through the buffering and the baffling of baffle, further guarantee to flow into the oil collecting tank oil body pureness.

Preferably, the entrance point of oil pipe add the filter screen bag, the filter screen bag passes through iron wire etc. and is fixed with the buffer tank inner wall, convenient to detach changes and washs, the setting up of filter screen bag makes the impurity of floating on oil body surface can obtain filtering, guarantees that the oil body that flows into the oil collecting tank is comparatively clean.

Compared with the prior art, the utility model beneficial effect who has is:

the utility model has reasonable structural design, ideal liquid buffering entering the buffer tank and thorough oil-water separation; and the oil body flowing into the oil collecting tank has low impurity content and is cleaner.

Drawings

FIG. 1 is a schematic view of an oil-water separation system.

In the figure: 1. a water return pipe; 2. a liquid outlet hole; 3. a transfusion tube; 4. a baffle plate; 5. a buffer tank; 6. an oil outlet pipe; 7. an oil collecting tank; 8. a water collection tank; 9. a drain pipe; 10. a water return pump; 11. a water outlet pipe; 12. water passing distance; 13. oil passing distance; 14. a drain valve; 15. and (4) filtering the mesh bag.

Detailed Description

The invention will be further described with reference to the accompanying drawings:

as shown in fig. 1, the oil-water separation system of the present invention comprises a buffer tank 5, an oil collecting tank 7 and a water collecting tank 8, wherein a baffle 4 is arranged in the buffer tank 5, the baffle 4 divides the buffer tank into a left region and a right region, an oil passing space 13 and a water passing space 12 are respectively arranged between the top end of the baffle 4 and the top of the buffer tank 5, and between the bottom end of the baffle 4 and the bottom of the buffer tank 5, a liquid transport tube 3 is arranged in a region at one side of the baffle 4, the top end of the liquid transport tube 3 is communicated with a liquid storage device outside the buffer tank 5, the bottom of the liquid transport tube 3 corresponds to the middle position of the baffle 4; the upper part of the buffer tank 5 at the other side of the baffle 4 is communicated with one end of an oil outlet pipe 6, the other end of the oil outlet pipe 6 is communicated with an oil collecting tank 7, the lower part of the buffer tank 5 at the other side of the baffle 4 is communicated with one end of a water outlet pipe 11, and the other end of the water outlet pipe 11 is communicated with a water collecting tank 8.

In this embodiment:

the lower part of the water collecting tank 8 is communicated with one end, the other end of the water return pipe 1 is communicated with the upper part of the liquid conveying pipe 3, and the water return pipe 1 is provided with a water return pump 10; the bottom of the water collecting tank 8 is communicated with a drain pipe 9, and a drain valve 14 is arranged on the drain pipe 9. If the water in the water collecting tank 8 is impure after sampling detection, the water is conveyed to the liquid conveying pipe 3 again through the water return pipe 1 and the water return pump 10 and is conveyed to the buffer tank 5 through the liquid conveying pipe 3 for separation again; if sampling is acceptable, the drain valve 14 can be opened to drain the water or to reuse it.

The position that goes out

oil pipe

6 and 5 intercommunications of buffer tank is highly the end in 4 top heights of baffle, guarantees that the oil body that flows to go out oil pipe 6 all through the buffering and the baffling of baffle 4, further guarantees that the oil body that flows into oil collecting tank 7 is pure.

The filter screen bag 15 is add to the entrance point of oil pipe 6, and filter screen bag 15 passes through iron wire etc. and 5 inner walls of buffer tank are fixed, and convenient to detach changes and washs, and filter screen bag 15 sets up to make and float the impurity on oil body surface can obtain filtering, and the oil body of guaranteeing to flow into oil collecting tank 7 is comparatively clean.

In the course of the work, liquid gets into transfer line 3 by stock solution equipment, then 2 discharges of liquid outlet hole through 3 bottom pipe wall sides of transfer line get into in buffer tank 5, liquid is discharged by 3 pipe wall sides of transfer line, collide with baffle 4 or buffer tank 5, change the flow direction that liquid was originally, make liquid can obtain better buffering, be favorable to oil-water separation more, the oil body of complete separation gets into the opposite side of baffle 4 through oil interval 13, the water then gets into the opposite side of baffle 4 through water interval 12, the developments are treated the profit of separation and are waited the profit that the collection was waited to flow out respectively in the static state and are located the both sides of baffle 4, thereby make the developments treat that the profit of separation can not influence the static profit of waiting to flow out the collection and collect respectively, oil body and water respectively through outlet pipe 6 and outlet pipe 11 entering oil collecting tank 7 and.

Claims

1. An oil-water separation system which is characterized in that: the device comprises a buffer tank (5), an oil collecting tank (7) and a water collecting tank (8), wherein a baffle (4) is arranged in the buffer tank (5), the buffer tank is divided into a left area and a right area by the baffle (4), an oil passing space (13) and a water passing space (12) are respectively arranged between the top end of the baffle (4) and the filling top of the buffer tank (5) and between the bottom end of the baffle (4) and the filling bottom of the buffer tank (5), a liquid conveying pipe (3) is arranged in the area on one side of the baffle (4), the top end of the liquid conveying pipe (3) is communicated with external liquid storage equipment of the buffer tank (5), the bottom of the liquid conveying pipe (3) corresponds to the middle of the baffle (4), and a liquid outlet hole; the upper part of the buffer tank (5) at the other side of the baffle (4) is communicated with one end of the oil outlet pipe (6), the other end of the oil outlet pipe (6) is communicated with the oil collecting tank (7), the lower part of the buffer tank (5) at the other side of the baffle (4) is communicated with one end of the water outlet pipe (11), and the other end of the water outlet pipe (11) is communicated with the water collecting tank (8).

2. The oil-water separation system according to claim 1, wherein: the lower part of the water collecting tank (8) is communicated with one end of the water return pipe (1), the other end of the water return pipe (1) is communicated with the upper part of the liquid conveying pipe (3), and a water return pump (10) is arranged on the water return pipe (1); the bottom of the water collecting tank (8) is communicated with a drain pipe (9), and a drain valve (14) is arranged on the drain pipe (9).

3. The oil-water separation system according to claim 1 or 2, characterized in that: the height of the oil outlet pipe (6) communicated with the buffer tank (5) is lower than the height of the top end of the baffle (4).

4. The oil-water separation system according to claim 1 or 2, characterized in that: the inlet end of the oil outlet pipe (6) is additionally provided with a filter mesh bag (15).