CN211946539U

CN211946539U - Pretreatment device for coal chemical industry wastewater

Info

Publication number: CN211946539U
Application number: CN202020557987.8U
Authority: CN
Inventors: 侯文杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-15
Filing date: 2020-04-15
Publication date: 2020-11-17
Anticipated expiration: 2030-04-15

Abstract

The utility model discloses a preprocessing device of coal chemical industry waste water relates to waste water pretreatment technical field, including rose box and air supporting separator box, motor base fixedly connected with servo motor is passed through at one side top of rose box, the bottom fixedly connected with intake pipe of air supporting separator box. The utility model discloses a set up servo motor, make the lifter drive field word frame carry out the up-and-down motion, drive the inside filter cloth of field word frame and carry out the up-and-down motion, make the filter cloth detach the impurity of attaching to in the filter cloth bottom at the process of motion, the purpose of reducing clearance filter cloth has been reached, through setting up the intake pipe, can let in the outlet duct with the gas of outside air pump, then from the branch pipe blowout of giving vent to anger, make the gassing in the waste water of air supporting separator box inside, utilize the air supporting separation method to come out the oil flash segregation in with the waste water, then utilize the hydraulic stem to inhale the inside of oil pipe immersion oil, with the suction in the oil follow air supporting separator box, reach the purpose of deoiling to waste.

Description

Pretreatment device for coal chemical industry wastewater

Technical Field

The utility model relates to a pretreatment of waste water technical field specifically is a coal chemical industry waste water's preprocessing device.

Background

Coal chemical refers to the process of converting coal into gas, liquid and solid fuels and chemicals by chemical processing using coal as a raw material. The coal chemical industry mainly comprises coal gasification, liquefaction, dry distillation, tar processing, calcium carbide acetylene chemical industry and the like. Among the production technologies available in the coal chemical industry, coking is the earliest process applied and is an important component of the chemical industry, many organic chemicals taking agricultural and forestry products as raw materials are produced by taking coal as a raw material, and the coal chemical industry becomes an important component of the chemical industry. The large water consumption is a great characteristic of the coal chemical industry. Many places have abundant coal resources but lack water resources. Many coal chemical industry enterprises are troubled by water shortage, and water competition between the coal chemical industry enterprises and agriculture or other industries often occurs. To keep the coal chemical industry enterprises operating normally, the supply of thousands of tons of fresh water per hour is guaranteed at least. The production of the coal chemical industry wastewater mainly takes coal as a raw material to process and produce related chemical products in the field of coal chemical engineering and coal chemical industry enterprises, and certain industrial wastewater can be produced in related production processes. These waste waters contain mainly ammonia, nitrogen and sulfur, as well as various salts and phenols, which are organic compounds that are difficult to degrade and present a great pollution hazard. Therefore, for the wastewater generated in the coal chemical production, the relevant technology must be adopted for treatment, and the harmful substances in the wastewater are removed and cleaned, so that the environmental protection requirement of discharge is met, or the wastewater is used as the recycled water for recycling, and the water resource is also saved. Therefore, wastewater treatment is a problem to be considered in all coal chemical engineering projects, and the benefit of the whole project is determined to a great extent. The water resource consumption and the wastewater production of the coal chemical industry are large, so the water-saving technology and the sewage treatment technology become the key points of the industry development.

The utility model discloses a can get rid of preprocessing device of debris in coalification waste water disclosed in chinese utility model patent application publication specification CN209740845U, the power distribution box comprises a box body, be provided with first fixed plate in the box, the left and right sides face of first fixed plate respectively with the left and right sides face fixed connection of box inner wall, be provided with the filter in the first fixed plate, the left surface joint of box has the bearing. This can get rid of preprocessing device of debris in coal chemical wastewater, though this utility model can clear up the impurity on the filter, avoided piling up the problem that leads to the filter to block up and cause the filter effect to deteriorate because of impurity, but this utility model need observe through the glass window when clearing up impurity, still want manual operation to clear up the filter to this utility model can not degrease the processing to coal chemical industry waste water, is unfavorable for utilizing widely.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a coal chemical industry waste water's preprocessing device, the problem of proposing in the above-mentioned background art has been solved to the not enough of prior art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: comprises a filter box and an air-float separation box, wherein the top of one side of the filter box is fixedly connected with a servo motor through a motor base, an output shaft of the servo motor is connected with an eccentric wheel in a transmission way, one end of the eccentric wheel is fixedly connected with an eccentric column, the eccentric column is movably connected with a lifting rod through a square frame, the bottom of the lifting rod is fixedly connected with a field frame, the interior of the frame is provided with filter cloth, the bottom of the air floatation separation box is fixedly connected with an air inlet pipe, the top of the air inlet pipe is fixedly connected with an air-diffusing ring, the outer part of the air-diffusing ring is fixedly connected with an air outlet pipe, the bottom of the air outlet pipe is provided with a sealing bolt, the side surface of the air outlet pipe is fixedly connected with an air outlet branch pipe, the top of the air flotation separation box is fixedly connected with a bearing plate through a supporting plate, the bottom of the bearing plate is fixedly connected with a hydraulic rod, and the bottom of the hydraulic rod is fixedly connected with an oil suction pipe through a connecting rod.

Optionally, the middle part of the oil suction pipe penetrates through the bearing plate, and the top of the oil suction pipe is connected with an oil suction pump through an oil suction hose.

Optionally, the top of the filter box is fixedly connected with a water inlet pipe, the bottom of the filter box is fixedly connected with an impurity collecting box, the bottom of the impurity collecting box is fixedly connected with a discharging pipe, and the middle of the discharging pipe is provided with a discharging valve.

Optionally, the filter tank and the air flotation separation tank are communicated through an overflow port, a partition plate is fixedly connected to the inner top of the air flotation separation tank, a water outlet pipe is fixedly connected to the bottom of one side face of the air flotation separation tank, and a water outlet valve is arranged in the middle of the water outlet pipe.

Optionally, the inside wall of rose box is equipped with spacing platform, spacing platform and field word frame looks adaptation.

Optionally, the outlet duct has a plurality of, a plurality of the outlet duct is annular array distribution on the gas ring, the branch of giving vent to anger is by a plurality of, a plurality of the branch of giving vent to anger is annular array equidistant distribution in the surface of outlet duct, the inside of branch of giving vent to anger is equipped with the one-way spring valve, the bottom and the outside air pump of intake pipe are linked together.

Three beneficial effects

The utility model provides a coal chemical industry waste water's preprocessing device possesses following beneficial effect:

1. this preprocessing device of coal chemical industry waste water through setting up servo motor, can provide the power of up-and-down motion for the lifter, makes the lifter drive field frame and carries out the up-and-down motion, drives the inside filter cloth of field frame and carries out the up-and-down motion, makes the filter cloth detach the impurity of attaching to in the filter cloth bottom in the process of motion, has avoided the trouble that the artifical clearance filter cloth brought, has reached the purpose that reduces clearance filter cloth.

2. This preprocessing device of coal chemical industry waste water through setting up the intake pipe, can let in the outlet duct with the gas of outside air pump, then spout from the branch pipe of giving vent to anger, makes the gassing in the inside waste water of air supporting separator box, utilizes the air supporting separation method to come out the oil flash segregation in with the waste water, then utilizes the hydraulic stem to inhale the inside of oil pipe insert oil, with the suction of oil in the air supporting separator box, reaches the purpose of deoiling waste water.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the sealing bolt of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the frame of the utility model.

In the figure: 1. a filter box; 2. a water inlet pipe; 3. a limiting table; 4. an impurity collecting box; 5. discharging the material pipe; 6. a discharge valve; 7. an air inlet pipe; 8. a gas-dispersing ring; 9. an air outlet pipe; 10. an air outlet branch pipe; 11. a water outlet pipe; 12. a water outlet valve; 13. an air flotation separation box; 14. an oil suction pipe; 15. a connecting rod; 16. a hydraulic lever; 17. a support plate; 18. a bearing plate; 19. a partition plate; 20. an overflow port; 21. a clip frame; 22. an eccentric wheel; 23. a motor base; 24. a lifting rod; 25. a one-way spring valve; 26. a seal bolt; 27. a servo motor; 28. a frame shaped like a Chinese character 'tian'; 29. a filter cloth; 30. an eccentric column.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: a pretreatment device for coal chemical industry wastewater, wherein the top of a filter box 1 is fixedly connected with a water inlet pipe 2, the bottom of the filter box 1 is fixedly connected with an impurity collecting box 4, the bottom of the impurity collecting box 4 is fixedly connected with a discharging pipe 5, the middle part of the discharging pipe 5 is provided with a discharging valve 6, the pretreatment device comprises a filter box 1 and an air floatation separation box 13, the top of one side of the filter box 1 is fixedly connected with a servo motor 27 through a motor base 23, the output shaft of the servo motor 27 is connected with an eccentric wheel 22 in a transmission way, one end of the eccentric wheel 22 is fixedly connected with an eccentric column 30, the eccentric column 30 is movably connected with a lifting rod 24 through a square-shaped frame 21, the bottom of the lifting rod 24 is fixedly connected with a field-shaped frame 28, the inner side wall of the filter box 1 is provided with a limit platform 3, the limit platform 3 is matched with the field-shaped frame 28, the interior, a baffle plate 19 is fixedly connected to the inner top of the air flotation separation box 13, a water outlet pipe 11 is fixedly connected to the bottom of one side face of the air flotation separation box 13, a water outlet valve 12 is arranged in the middle of the water outlet pipe 11, an air inlet pipe 7 is fixedly connected to the bottom of the air flotation separation box 13, an air dispersing ring 8 is fixedly connected to the top of the air inlet pipe 7, an air outlet pipe 9 is fixedly connected to the outside of the air dispersing ring 8, a sealing bolt 26 is arranged at the bottom of the air outlet pipe 9, air outlet branch pipes 10 are fixedly connected to the side face of the air outlet pipe 9, a plurality of air outlet pipes 9 are distributed on the air dispersing ring 8 in an annular array manner, the air outlet branch pipes 10 are provided with a plurality of air outlet branch pipes 10, the outer surfaces of the air outlet branch pipes 10 are distributed in an annular array at equal intervals, one-way spring valves 25 are arranged, the bottom of the bearing plate 18 is fixedly connected with a hydraulic rod 16, the bottom of the hydraulic rod 16 is fixedly connected with an oil suction pipe 14 through a connecting rod 15, the middle part of the oil suction pipe 14 penetrates through the bearing plate 18, and the top of the oil suction pipe 14 is connected with an oil suction pump through an oil suction hose.

When in use, firstly, wastewater is introduced into the filter box 1 from the water inlet pipe 2, when the liquid level of the wastewater is higher than the overflow port 20, the wastewater starts to flow into the air flotation separation box 13, the wastewater flowing into the air flotation separation box 13 is primarily filtered by the filter cloth 29, meanwhile, the field frame 28 moves up and down under the drive of the servo motor 27, so that impurities attached to the filter cloth 29 fall off from the filter cloth 29 in the process of moving up and down of the filter cloth 29, the filter cloth 29 can keep good filtering function, the filtered impurities fall into the impurity collecting box 4, when the impurities are collected too much, the discharge valve 6 can be opened, so that the impurities flow out from the discharge pipe 5, when the wastewater flowing into the air flotation separation box 13 is fully collected, high-pressure air is introduced into the air inlet pipe 7, when the pressure of the air opens the one-way spring valve 25, the air enters the wastewater from the branch pipe 10, the micro bubbles formed in the water can form oil gas particles with oil drops in the wastewater, so that the floating speed of the oil in the wastewater is accelerated, the oil is quickly appeared on the upper part of the air flotation separation tank 13, the oil suction pipe 14 is descended to a proper position by using the hydraulic rod 16, the oil in the air flotation separation tank 13 is pumped out, and finally the water outlet valve 12 is opened, so that the pretreated wastewater flows out from the water outlet pipe 11.

In conclusion, the device can provide the lifting rod 24 with the power of up-and-down motion by arranging the servo motor 27, so that the lifting rod 24 drives the field frame 28 to move up and down, the filter cloth 29 in the field frame 28 is driven to move up and down, impurities attached to the bottom of the filter cloth 29 are removed by the filter cloth 29 in the motion process, the trouble caused by manual cleaning of the filter cloth 29 is avoided, and the aim of reducing and cleaning the filter cloth 29 is fulfilled.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a coal chemical industry waste water's preprocessing device, includes rose box (1) and air supporting separator box (13), its characterized in that: the air flotation separation tank is characterized in that a servo motor (27) is fixedly connected to the top of one side of the filter tank (1) through a motor base (23), an output shaft of the servo motor (27) is connected with an eccentric wheel (22) in a transmission manner, one end of the eccentric wheel (22) is fixedly connected with an eccentric column (30), the eccentric column (30) is movably connected with a lifting rod (24) through a clip-shaped frame (21), the bottom of the lifting rod (24) is fixedly connected with a field-shaped frame (28), a filter cloth (29) is arranged inside the field-shaped frame (28), the bottom of the air flotation separation tank (13) is fixedly connected with an air inlet pipe (7), the top of the air inlet pipe (7) is fixedly connected with an air dissipation ring (8), the outer part of the air dissipation ring (8) is fixedly connected with an air outlet pipe (9), the bottom of the air outlet pipe (9) is provided with a sealing, the top of the air flotation separation box (13) is fixedly connected with a bearing plate (18) through a support plate (17), the bottom of the bearing plate (18) is fixedly connected with a hydraulic rod (16), and the bottom of the hydraulic rod (16) is fixedly connected with an oil suction pipe (14) through a connecting rod (15).

2. The pretreatment device of coal chemical industry wastewater according to claim 1, characterized in that: the middle part of the oil suction pipe (14) penetrates through the bearing plate (18), and the top of the oil suction pipe (14) is connected with an oil suction pump through an oil suction hose.

3. The pretreatment device of coal chemical industry wastewater according to claim 1, characterized in that: the water purifier is characterized in that a water inlet pipe (2) is fixedly connected to the top of the filter box (1), an impurity collecting box (4) is fixedly connected to the bottom of the filter box (1), a discharging pipe (5) is fixedly connected to the bottom of the impurity collecting box (4), and a discharging valve (6) is arranged in the middle of the discharging pipe (5).

4. The pretreatment device of coal chemical industry wastewater according to claim 1, characterized in that: the filter tank (1) is communicated with the air floatation separation tank (13) through an overflow port (20), a partition plate (19) is fixedly connected to the inner top of the air floatation separation tank (13), a water outlet pipe (11) is fixedly connected to the bottom of one side face of the air floatation separation tank (13), and a water outlet valve (12) is arranged in the middle of the water outlet pipe (11).

5. The pretreatment device of coal chemical industry wastewater according to claim 1, characterized in that: the inside wall of rose box (1) is equipped with spacing platform (3), spacing platform (3) and field word frame (28) looks adaptation.

6. The pretreatment device of coal chemical industry wastewater according to claim 1, characterized in that: the air outlet pipe (9) has a plurality of, a plurality of air outlet pipe (9) are the annular array and distribute on gas ring (8) looses, branch of giving vent to anger (10) has a plurality of, a plurality of branch of giving vent to anger (10) are the equidistant distribution of annular array at the surface of air outlet pipe (9), the inside of branch of giving vent to anger (10) is equipped with one-way spring valve (25), the bottom and the outside air pump of intake pipe (7) are linked together.