CN211226595U

CN211226595U - Pollutant separation device for sewage treatment

Info

Publication number: CN211226595U
Application number: CN201921807954.8U
Authority: CN
Inventors: 施海仁; 吴华明; 姚坤; 张羽
Original assignee: Hefei Zhongsheng Water Development Co ltd
Current assignee: Hefei Zhongsheng Water Development Co ltd
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-08-11
Anticipated expiration: 2029-10-25

Abstract

The utility model discloses a pollutant separation device for sewage treatment, the outside of main pool is equipped with the solid pond, the outside of keeping away from the solid pond of main pool is equipped with pond, oil bath in parallel, main pool wall upside is equipped with the motor, the motor swivelling joint pivot, pivot one side is equipped with filter frame, filter hopper, sewage is emptyd to the filter hopper in, the liquid part flows in the main pool, the solid matter stays in the filter hopper, the motor drive pivot drives the filter hopper upset, emptys the solid matter in the solid pond, the separation of solid-liquid in the sewage has been realized; the main pool upside is equipped with the fixed plate, the fixed plate upside is equipped with the water pump, the oil pump, sewage is through deposiing, wherein oil suspension is at the upside of quality of water, because it has gaseous messenger's suspension circle to dash in the suspension circle of oil pump downside to make the suspension circle drive the floating pipe through the floating rope and keep certain distance with the oily surface in main pool always, make the oil pump take out oil always, then flow into the oil bath from going out oil pipe, quality of water is taken out from the downside to the water pump, flow into the pond from the outlet pipe, the separation of quality of water and oil in the.

Description

Pollutant separation device for sewage treatment

Technical Field

The utility model relates to a sewage treatment field especially relates to a pollutant separator for sewage treatment.

Background

The prior art (CN 207391059U) discloses a device for separating oil pollutants in industrial wastewater, which belongs to the technical field of oil-water separation and comprises an oil-water separation tank body, a separation cavity is arranged in the inner cavity of the oil-water separation tank body, a liquid inlet communicated with the separation cavity and a liquid outlet communicated with the oil-water separation tank body, wherein the separation cavity is communicated with the inner cavity of the oil-water separation tank body through an opening; the oil-water separation tank body is provided with N partition plates at intervals along the axis in the cavity, so that the cavity is divided into N + sub-cavities which are arranged side by side, and the two adjacent sub-cavities are communicated through a drain hole in the partition plate arranged between the two sub-cavities; the drain holes on the two adjacent partition plates are respectively positioned on the left side and the right side of a vertical plane where the axis of the oil-water separation tank body is positioned, and the separation cavity is arranged at the liquid inlet of the oil-water separation device, so that the influence of industrial wastewater which is initially discharged from the liquid inlet and is in a turbulent flow state on the final oil-water separation effect is reduced, and the oil-water separation rate is improved. However, the following problems still remain: 1. the prior art can only separate oil and water, and when the sewage contains solid pollutants, the solid pollutants can not be separated; 2) the separated oil pollutants flow into an overflow oil discharge port arranged at a high position and overflow out, so that oil-water separation operation is completed, oil is discharged by means of overflow, the discharge speed is low, and the separation efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problem, an object of the present invention is to provide a pollutant separation device for sewage treatment.

The purpose of the utility model can be realized by the following technical scheme:

a pollutant separation device for sewage treatment comprises a main pool, a solid pool, a water pool and an oil pool, and is characterized in that the main pool, the solid pool, the water pool and the oil pool are rectangular pools with open tops, the solid pool is arranged on the outer side of the main pool, the water pool and the oil pool are arranged on the outer side of the main pool far away from the solid pool in parallel, a motor is arranged on the upper side of the wall of the main pool close to the solid pool and is rotationally connected with a rotating shaft, a filter frame is arranged on one side of the rotating shaft far away from the solid pool, a filter hopper is arranged on the lower side of the filter frame and is a cuboid with an open top, the periphery and the bottom of the filter hopper are combined by filter screens, a position, close to the bottom of the filter hopper, of the inner wall of the main;

one side that main pond upside is close to pond and oil bath is equipped with the fixed plate, and the fixed plate is rectangular shape, and the upside is equipped with water pump, oil pump, and the pool wall distance in water pump and oil pump and main pond equals, and the water pump is close to the pond, and the oil pump is close to the oil bath.

As a further aspect of the present invention: the water pump downside is equipped with the drinking-water pipe, and the drinking-water pipe runs through the fixed plate, and in the bottom stretched into the quality of water of main bottom of the pool portion, one side that the water pump is close to the pond was equipped with the outlet pipe, and the outlet pipe is the L type, and the other end stretches into in the pond.

As a further aspect of the present invention: the oil pump downside is equipped with oil pumping pipe, and oil pumping pipe runs through the fixed plate, and oil pumping pipe bottom is equipped with the limiting plate, and the limiting plate is ring shape, and the center department of limiting plate passes the floating pipe, and floating pipe top is equipped with the baffle, and the baffle also is the ring type, and baffle sliding connection is at oil pumping pipe's inner wall, and the ring external diameter of baffle is greater than the ring internal diameter of limiting plate.

As a further aspect of the present invention: the outer surface of the lower end of the floating pipe is uniformly connected with a plurality of floating ropes, and the other ends of the floating ropes are fixedly connected to the lower side of the floating ring.

As a further aspect of the present invention: the suspension ring is in a circular ring shape, gas is filled in the suspension ring, the floating pipe is perpendicular to the center of the suspension ring, and the bottom of the floating pipe extends into the oil of the main pool.

As a further aspect of the present invention: one side that the oil pump is close to the oil bath is equipped with out oil pipe, goes out oil pipe and is the L type, and the other end stretches into in the oil bath.

The utility model has the advantages that:

1. when sewage emptys to the filter funnel in, combine into by the filter screen through setting up the filter funnel all around and the bottom, filter sewage, liquid part wherein flows into the main tank through the filter screen, and in all the other solid matters stayed the filter funnel, through setting up the upset of motor drive pivot drive filter funnel, emptys the solid matter in the solid pond, has realized the separation of solid matter and liquid in the sewage.

2. The liquid part of sewage flows into the main tank and is precipitated for a period of time, wherein the oil with the density smaller than that of water is suspended on the upper side of the water quality, the suspension ring is filled with gas through the suspension ring to be suspended on the surface of the oil, the floating pipe is connected with the suspension ring through the floating rope through the floating pipe, and the floating pipe keeps a certain distance from the surface of the oil in the main tank under the driving of the buoyancy force borne by the suspension ring.

3. Through setting up the oil pump on the fixed plate, and the floating pipe keeps certain distance with the oily surface in main pond always, makes oil can take out oil through floating pipe and oil pumping pipe when the oil pump starts, flows into the oil pond from an oil pipe, through the water pump that sets up on the fixed plate, and in the bottom of drinking-water pipe stretched into the quality of water of main pond bottom, makes quality of water can take out through the drinking-water pipe when the water pump starts, flows into the pond from the outlet pipe, has realized the separation of quality of water and oil in the sewage.

Drawings

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

Fig. 1 is a front view of a pollutant separating device for sewage treatment.

Fig. 2 is a top view of a pollutant separating device for sewage treatment.

FIG. 3 is a schematic view of the connection structure of the oil pump, the oil pumping pipe, the floating pipe and the oil outlet pipe.

Fig. 4 is an enlarged view at a in fig. 3.

In the figure, 1, main pool; 11. a motor; 12. a rotating shaft; 13. a filter frame; 14. a filter hopper; 15. filtering with a screen; 16. a limiting strip; 2. a solid pool; 3. a pool; 4. an oil sump; 5. a fixing plate; 6. a water pump; 61. a water pumping pipe; 62. a water outlet pipe; 7. an oil pump; 71. an oil pumping pipe; 710. a limiting plate; 72. a floating pipe; 720. a baffle plate; 73. a buoyant rope; 74. a suspension ring; 75. an oil outlet 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model relates to a pollutant separation device for sewage treatment, including main pool 1, solid pool 2, water pool 3, oil bath 4, main pool 1, solid pool 2, water pool 3, oil bath 4 are open-topped rectangular pools, the outside of main pool 1 is equipped with solid pool 2, the outside of main pool 1 far away from solid pool 2 is equipped with water pool 3, oil bath 4 side by side, the pool wall upside of main pool 1 near solid pool 2 is equipped with motor 11, motor 11 is rotary connection pivot 12, one side of pivot 12 far away from solid pool 2 is equipped with filter frame 13, the downside of filter frame 13 is equipped with filter funnel 14, filter funnel 14 is open-topped cuboid, filter funnel 14 and bottom filter screen are combined by 15, the position that the inner wall of main pool 1 is close to filter funnel 14 bottom is equipped with spacing strip 16, spacing strip 16 is cuboid, the bottom of filter funnel 14 is as wide as;

a fixing plate 5 is arranged on one side, close to the water tank 3 and the oil tank 4, of the upper side of the main tank 1, the fixing plate 5 is long-strip-shaped, a water pump 6 and an oil pump 7 are arranged on the upper side of the fixing plate, the distances between the water pump 6 and the oil pump 7 and the wall of the main tank 1 are equal, the water pump 6 is close to the water tank 3, and the oil pump 7 is close to the oil tank 4;

the downside of water pump 6 is equipped with drinking-water pipe 61, and drinking-water pipe 61 runs through fixed plate 5, and in the bottom stretched into the quality of water of main pond 1 bottom, one side that water pump 6 is close to pond 3 was equipped with outlet pipe 62, and outlet pipe 62 is the L type, and the other end stretches into in the pond 3.

An oil pumping pipe 71 is arranged on the lower side of the oil pump 7, the oil pumping pipe 71 penetrates through the fixing plate 5, a limiting plate 710 is arranged at the bottom end of the oil pumping pipe 71, the limiting plate 710 is annular, the floating pipe 72 penetrates through the center of the limiting plate 710, a baffle 720 is arranged at the top end of the floating pipe 72, the baffle 720 is also annular, the baffle 720 is slidably connected to the inner wall of the oil pumping pipe 71, and the outer diameter of the ring of the baffle 720 is larger than the inner diameter of the ring of the limiting plate.

The outer surface of the lower end of the floating pipe 72 is uniformly connected with a plurality of floating ropes 73, and the other ends of the floating ropes 73 are fixedly connected to the lower side of the suspension ring 74.

The floating ring 74 is in a circular ring shape with gas filled inside, the floating pipe 72 is vertical to the center of the floating ring 74, and the bottom of the floating pipe 72 extends into the oil in the main tank 1.

One side that oil pump 7 is close to oil bath 4 is equipped with oil outlet pipe 75, and oil outlet pipe 75 is the L type, and the other end stretches into in the oil bath 4.

The working principle of the pollutant separation device for sewage treatment of the embodiment is as follows:

1) the sewage is poured into the filter hopper 14, the liquid part of the sewage flows into the main tank 1 through the filter screen 15, the rest solid matters are remained in the filter hopper 14, then the motor 11 drives the rotating shaft 12 to drive the filter hopper 14 to turn over, and the solid matters are poured into the solid tank 2, so that the separation of the solid matters and the liquid in the sewage is realized.

2) The liquid part of the sewage flows into the main tank 1 and is precipitated for a period of time, wherein oil with density smaller than that of the water is suspended on the upper side of the water quality, the suspension ring 74 is filled with gas to enable the suspension ring 74 to be suspended on the surface of the oil, the floating pipe 72 is connected with the suspension ring 74 through a floating rope 73, the floating pipe 72 is driven by the buoyancy force of the suspension ring 74 to keep a certain distance with the surface of the oil of the main tank 1, the oil which is pumped by the oil pump 7 can be the oil on the upper layer of the main tank 1, the oil is pumped out through the oil pumping pipe 71 and flows into the oil tank 4 from the oil outlet pipe 75, when the water pump 6 is started, the bottom end of the water pumping pipe 61 extends into the water quality at the bottom of the main tank 1, the water pumped by the water pump 6 is the water quality, the water quality is pumped out through the water pumping pipe 61, the water outlet pipe 62.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims

1. A pollutant separation device for sewage treatment comprises a main tank (1), a solid tank (2), a water tank (3) and an oil tank (4), and is characterized in that the main tank (1), the solid tank (2), the water tank (3) and the oil tank (4) are rectangular tanks with open tops, the solid tank (2) is arranged on the outer side of the main tank (1), the water tank (3) and the oil tank (4) are arranged on the outer side of the main tank (1) far away from the solid tank (2) in parallel, a motor (11) is arranged on the upper side of the tank wall of the main tank (1) close to the solid tank (2), the motor (11) is rotatably connected with a rotating shaft (12), one side of the rotating shaft (12) far away from the solid tank (2) is provided with a filter frame (13), a filter hopper (14) is arranged on the lower side of the filter frame (13), the filter hopper (14) is a cuboid with an opening at the top, the periphery and filter screens at the bottom of the filter hopper (14) are combined by a filter screen (, the limiting strip (16) is a cuboid and has the same width with the bottom of the filter hopper (14);

one side that main pond (1) upside is close to pond (3) and oil bath (4) is equipped with fixed plate (5), and fixed plate (5) are rectangular shape, and the upside is equipped with water pump (6), oil pump (7), and water pump (6) and oil pump (7) equal with the pool wall distance in main pond (1), and water pump (6) are close to pond (3), and oil pump (7) are close to oil bath (4).

2. The pollutant separation device for sewage treatment according to claim 1, characterized in that a water pumping pipe (61) is arranged at the lower side of the water pump (6), the water pumping pipe (61) penetrates through the fixing plate (5), the bottom end of the water pumping pipe extends into the water quality at the bottom of the main tank (1), a water outlet pipe (62) is arranged at one side of the water pump (6) close to the water tank (3), the water outlet pipe (62) is L-shaped, and the other end of the water outlet pipe extends into the water tank (3).

3. The pollutant separation device for sewage treatment according to claim 1, characterized in that an oil pumping pipe (71) is arranged on the lower side of the oil pump (7), the oil pumping pipe (71) penetrates through the fixing plate (5), a limiting plate (710) is arranged at the bottom end of the oil pumping pipe (71), the limiting plate (710) is circular, a floating pipe (72) penetrates through the center of the limiting plate (710), a baffle (720) is arranged at the top end of the floating pipe (72), the baffle (720) is also circular, the baffle (720) is slidably connected to the inner wall of the oil pumping pipe (71), and the outer diameter of the ring of the baffle (720) is larger than the inner diameter of the ring of the limiting plate (710).

4. The pollutant separation device for sewage treatment according to claim 3, characterized in that a plurality of floating ropes (73) are uniformly connected to the outer surface of the lower end of the floating pipe (72), and the other ends of the floating ropes (73) are fixedly connected to the lower side of the suspension ring (74).

5. The pollutant separation device for sewage treatment according to claim 4, characterized in that the floating ring (74) is a circular ring with gas filled inside, the floating pipe (72) is perpendicular to the center of the floating ring (74), and the bottom of the floating pipe (72) extends into the oil mass of the main tank (1).

6. A pollutant separation device for use in the treatment of wastewater according to claim 1, in which said oil pump (7) is provided with an oil outlet pipe (75) on the side adjacent to the oil bath (4), said oil outlet pipe (75) being L-shaped and the other end extending into the oil bath (4).