CN214400134U

CN214400134U - Aerobic treatment device for medical wastewater

Info

Publication number: CN214400134U
Application number: CN202023292660.1U
Authority: CN
Inventors: 高玉萍; 林小青
Original assignee: Xiamen Yu Qingshui Environmental Protection Engineering Co ltd
Current assignee: Xiamen Yu Qingshui Environmental Protection Engineering Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-10-15
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses an aerobic treatment device of medical waste water, it is including handling pond, central processing unit, ozone generator, wastewater disposal basin, processing water distributor, force (forcing) pump, waste water mixing tank, the processing pond is including handling pool wall, annular ozone shower nozzle, heater, sealed upper cover plate, dissolved oxygen appearance, hydraulic press, gas collecting channel, flexible arm, stirring mixing disk, fan, and central processing unit passes through the wire and is connected with ozone generator, processing water distributor, force (forcing) pump, annular ozone shower nozzle, heater, dissolved oxygen appearance, hydraulic press, fan, and the waste water mixing tank passes through stainless steel pipe and handles pond, wastewater disposal basin, force (forcing) pump and be connected, and processing water distributor passes through stainless steel pipe and handles the pond, the force (forcing) pump is connected. The beneficial effects of the utility model are that: the device has the advantages of stable operation, high power efficiency, good wastewater oxidation and disinfection effect, convenient installation, simple operation and continuous or discontinuous operation.

Description

Aerobic treatment device for medical wastewater

Technical Field

The utility model relates to an aerobic treatment device for medical wastewater, belonging to the technical field of water treatment.

Background

With the vigorous development of the medical industry in China, the production amount of medical wastewater is increasing day by day. The medical wastewater is mainly wastewater discharged from medical treatment rooms, laboratory rooms, sickrooms, laundries, operating rooms and the like, and the sources and components of the wastewater are very complex. The hospital waste water contains a large amount of pathogenic bacteria, viruses, chemical agents and heavy metal ions, such as medicines, disinfectants, diagnostic agents and detergents, and a large amount of pathogenic microorganisms, parasitic ova and various viruses, such as ascarid ova, hepatitis viruses, tubercle bacillus, dysentery bacteria and the like. Has the characteristics of space pollution, acute infection and latent infection. Compared with industrial waste water and domestic waste water, it features less water and strong pollution, and if it is discharged, it will seriously pollute water source and spread diseases.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in providing an aerobic treatment device of medical wastewater, its operate steadily, power efficiency is high, waste water oxidation disinfection is effectual, simple to operate, easy operation, can be in succession or be interrupted the operation.

The utility model discloses a following scheme realizes: an aerobic treatment device for medical wastewater comprises a treatment tank, a central processing unit, an ozone generator, a wastewater tank, a treated water distributor, a pressure pump and a wastewater mixing tank, wherein the treatment tank comprises a treatment tank wall, an annular ozone spray head, a heater, a sealing upper cover plate, an oxygen dissolving instrument, a hydraulic machine, a gas collecting hood, a telescopic arm, a stirring mixing disc and a fan, the treatment tank wall is hollow and cylindrical, the sealing upper cover plate is arranged on the upper bottom surface of the treatment tank wall, the outer side wall surface of the treatment tank wall is provided with a water outlet, a water inlet and the oxygen dissolving instrument, the annular ozone spray head is arranged on the inner side wall surface of the treatment tank wall, the heater is arranged on the inner bottom surface of the treatment tank wall and consists of an anti-adhesion layer, a high-density ceramic layer, a heat-insulating layer and a cement layer, the sealing upper cover plate is a stainless steel circular plate and seals the inner cavity of the treatment tank wall, the hydraulic machine and the fan are arranged above the sealing upper cover, the gas collecting hood is fixedly welded below the hydraulic machine, the telescopic arm is connected and arranged below the treatment tank, the flexible arm is a round bar-shaped stainless steel structure, traverses the sealed upper cover plate and is arranged in the treatment tank, a stirring and mixing disc is arranged below the flexible arm, the flexible arm can stretch under the drive of a hydraulic machine and drive the stirring and mixing disc to move up and down, the stirring and mixing disc is composed of a nickel-containing stainless steel layer and a paint layer, the nickel-containing stainless steel layer is in a round cake shape with thick middle and thin two sides, a through hole penetrating through the upper bottom surface and the lower bottom surface is formed in the nickel-containing stainless steel layer, the paint layer with the average thickness of zero point one-five centimeters is coated on the outer surface and the inner wall surface of the through hole through a dipping method, the diameter of the through hole is two centimeters, the annular ozone nozzle is in a ring shape and is connected with an ozone generator through a stainless steel pipe, and the heater is in a round cake shape.

The central processor is connected with the ozone generator, the treated water distributor, the booster pump, the annular ozone nozzle, the heater, the dissolved oxygen instrument, the hydraulic press and the fan through leads.

The dissolved oxygen meter is arranged at a position which is five centimeters under the water outlet, and the water outlet is positioned above the water inlet.

The cement layer is the outmost layer, and it is made by cement, and the interior parcel has the heat preservation, the heat preservation comprises one of polyurethane foam, polyphenyl board, EPS, XPS, phenolic foam, and its interior parcel has the high density ceramic layer, the high density ceramic layer comprises nano ceramic material, and its interior parcel has antiseized adhesion coating, antiseized adhesion coating comprises waterproof non-stick resin material.

The gas collecting hood is connected with a fan through a stainless steel pipe, and the fan is connected with external gas treatment equipment through the stainless steel pipe.

Waste water mixes pond altitude and is higher than the treatment tank, and it is cuboid hollow structure, and the left surface is equipped with the sewage import, goes up the bottom surface and is equipped with the processing water import, and the export of right flank mixed water has the cavity mixing chamber inside, the mixed water export is connected with the water inlet through nonrust steel pipe.

The wastewater pool is installed at a higher altitude than the wastewater mixing pool and is connected with the sewage inlet through a stainless steel pipe.

The treated water distributor is installed at a position lower than the water outlet, is connected with the water outlet, the booster pump and an external water treatment facility through stainless steel pipes, and the booster pump is connected with the treated water inlet through the stainless steel pipes.

The utility model has the advantages that:

1. the utility model relates to an aerobic treatment device for medical wastewater, which has stable operation, high power efficiency, good wastewater oxidation and disinfection effect, convenient installation and simple operation and can be operated continuously or discontinuously.

Drawings

FIG. 1 is a schematic structural view of an aerobic treatment apparatus for medical wastewater of the present invention.

FIG. 2 is a schematic view of a front view cross-sectional structure of a treatment tank of the aerobic treatment device for medical wastewater of the present invention.

FIG. 3 is a top view of a stirring and mixing tray of the aerobic treatment apparatus for medical wastewater of the present invention.

Fig. 4 is a schematic view of a partial front view cross-sectional structure of a stirring and mixing tray of the aerobic treatment device for medical wastewater of the present invention.

FIG. 5 is a schematic view of a partial front sectional structure of a treatment tank wall of the aerobic treatment apparatus for medical wastewater of the present invention.

FIG. 6 is a schematic view of a front view cross-sectional structure of a wastewater mixing tank of the aerobic treatment device for medical wastewater of the present invention.

In the figure: 1 is a treatment tank, 2 is a central processing unit, 3 is an ozone generator, 4 is a wastewater tank, 5 is a treated water distributor, 6 is a pressure pump, 7 is a wastewater mixing tank, 8 is a lead, 9 is a stainless steel pipe, 10 is a treatment tank wall, 11 is a water outlet, 12 is a water inlet, 13 is an annular ozone nozzle, 14 is a heater, 15 is a sealing upper cover plate, 16 is an oxygen dissolving instrument, 17 is a hydraulic press, 18 is a gas collecting hood, 20 is a telescopic arm, 21 is a stirring mixing disc, 22 is a fan, 23 is a through hole, 24 is a nickel-containing stainless steel layer, 25 is a paint layer, 26 is an anti-adhesion layer, 27 is a high-density ceramic layer, 28 is a heat preservation layer, 29 is a cement layer, 30 is a hollow mixing chamber, 31 is a sewage inlet, 32 is a treated water inlet, and 33 is a mixed water outlet.

Detailed Description

The present invention will be further described with reference to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, and fig. 6, but the scope of the present invention is not limited to the description.

In which like parts are designated by like reference numerals. It is noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component, and the drawings are in greatly simplified form and employ non-precise ratios, merely for the purpose of facilitating and distinctly aiding in the description of the embodiments of the present invention.

In the following description, for purposes of clarity, not all features of an actual implementation are described, well-known functions or constructions are not described in detail since they would obscure the invention with unnecessary detail, it being understood that in the development of any actual embodiment, numerous implementation details must be set forth in order to achieve the developer's specific goals, such as compliance with system-related and business-related constraints, changing from one implementation to another, and it being recognized that such development efforts may be complex and time consuming, but would nevertheless be a routine undertaking for those of ordinary skill in the art.

An aerobic treatment device for medical wastewater comprises a treatment tank 1, a central processing unit 2, an ozone generator 3, a wastewater tank 4, a treated water distributor 5, a pressure pump 6 and a wastewater mixing tank 7, wherein the treatment tank 1 comprises a treatment tank wall 10, an annular ozone spray head 13, a heater 14, a sealing upper cover plate 15, an oxygen dissolving instrument 16, a hydraulic machine 17, a gas collecting hood 18, a telescopic arm 20, a stirring mixing disc 21 and a fan 22, the treatment tank wall 10 is hollow and cylindrical, the upper bottom surface of the treatment tank wall is provided with the sealing upper cover plate 15, the outer side wall surface of the treatment tank wall is provided with a water outlet 11, a water inlet 12 and the oxygen dissolving instrument 16, the inner side wall surface of the treatment tank wall is provided with the annular ozone spray head 13, the inner bottom surface of the treatment tank wall is provided with the heater 14, the treatment tank wall consists of an anti-adhesion layer 26, a high-density ceramic layer 27, a heat insulation layer 28 and a cement layer 29, the sealing upper cover plate 15 is a stainless steel circular plate, the inner cavity of the treatment tank wall 10 is sealed, and the hydraulic machine 17 is arranged above the upper cover plate, A fan 22, a gas collecting hood 18 is fixedly welded below the fan 22, a telescopic arm 20 is connected and installed below the hydraulic press 17, the telescopic arm 20 is of a round rod-shaped stainless steel structure, penetrates through the sealed upper cover plate 15 and is arranged inside the treatment pool 1, a stirring and mixing disc 21 is installed below the hydraulic press 17 and can be driven by the hydraulic press 17 to stretch and drive the stirring and mixing disc 21 to move up and down, the stirring and mixing disc 21 consists of a nickel-containing stainless steel layer 24 and a paint layer 25, the nickel-containing stainless steel layer 24 is of a round disc shape with a thick middle part and two thin sides, a through hole 23 penetrating through the upper bottom surface and the lower bottom surface is formed in the nickel-containing stainless steel layer, the paint layer 25 with the average thickness of zero point one centimeter and five centimeters is coated on the outer surface and the inner wall surface of the through hole 23 through a dipping method, the diameter of the through hole 23 is two centimeters, the annular ozone nozzle 13 is annular and is connected with the ozone generator 3 through the stainless steel pipe 9, and the heater 14 is of a round disc shape.

The central processor 2 is connected with an ozone generator 3, a treated water distributor 5, a booster pump 6, an annular ozone nozzle 13, a heater 14, an oxygen dissolving instrument 16, a hydraulic machine 17 and a fan 22 through a lead 8.

The dissolved oxygen meter 16 is arranged at a position five centimeters below the water outlet 11, and the water outlet 11 is positioned above the water inlet 12.

The cement layer 29 is the outermost layer and is made of cement, the inner layer is wrapped with the heat insulation layer 28, the heat insulation layer 28 is made of one of polyurethane foam, polystyrene board, EPS, XPS and phenolic foam, the inner layer is wrapped with the high-density ceramic layer 27, the high-density ceramic layer 27 is made of nano ceramic materials, the inner layer is wrapped with the anti-adhesion layer 26, and the anti-adhesion layer 26 is made of waterproof non-stick resin materials.

The gas collecting hood 18 is connected with a fan 22 through a stainless steel pipe 9, and the fan 22 is connected with external gas treatment equipment through the stainless steel pipe 9.

Waste water mixing tank 7 altitude is higher than treatment tank 1, and it is cuboid hollow structure, and the left surface is equipped with sewage inlet 31, goes up the bottom surface and is equipped with treatment water inlet 32, and the right flank mixes water export 33, and there is cavity mixing chamber 30 inside, and it is connected with water inlet 12 through nonrust steel pipe 9 to mix water export 33.

The wastewater tank 4 is installed at a higher altitude than the wastewater mixing tank 7 and is connected with the sewage inlet 31 through a stainless steel pipe 9.

The treated water distributor 5 is installed at a lower elevation than the water outlet 11, and is connected to the water outlet 11, the booster pump 6, and an external water treatment facility through a stainless steel pipe 9, and the booster pump 6 is connected to the treated water inlet 32 through a stainless steel pipe 9.

Example 1: central processing unit 2 is right the utility model discloses each part electrical equipment carries out intelligent control.

Example 2: waste water in the waste water tank 4 flows into the water mixing tank 7 through the stainless steel pipe 9, after being roughly mixed with the treated waste water flowing into the water mixing tank 7 from the treated water distributor 5, the waste water enters the treatment tank 1 and is mixed with original waste water in the treatment tank 1 heated by the heater 14, in the mixing process, the hydraulic machine 17 controls the telescopic arm 20 to move telescopically, the stirring mixing disc 21 is driven to move vertically, the waste water in the treatment tank 1 is stirred and uniformly mixed, meanwhile, the annular ozone spray head 13 exposes ozone into the treatment tank 1, the ozone oxidizes the waste water in the treatment tank 1, meanwhile, the dissolved oxygen amount in the waste water is improved, and the oxidized waste water flows out of the treatment tank 1 from the water outlet 11.

Example 3: the treated water distributor 5 can distribute the wastewater flowing into it according to set parameters, and return part of the treated wastewater to the treatment tank 1.

Example 4: the gas collecting channel 18 collects gases such as ozone and the like beneficial in the treatment tank 1 and conveys the gases after the gases are discharged to the outside of the utility model for purification.

Example 5: the dissolved oxygen meter 16 can monitor the oxygen concentration of the sewage at the water outlet 11 of the treatment tank 1 in real time, and transmit the monitored data to the central processing unit 2, and the central processing unit 2 adjusts the aeration amount of the annular ozone nozzle 13 according to the received data, thereby adjusting the oxygen concentration of the sewage.

The internal structure, operation principle and operation process of the CPU 2, the ozone generator 3 and the treated water distributor 5 are well known in the art, and are not described herein.

Although the invention has been shown and described in detail with respect to the preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. An aerobic treatment device for medical wastewater, which is characterized in that: the device comprises a treatment pool (1), a central processing unit (2), an ozone generator (3), a wastewater pool (4), a treated water distributor (5), a pressure pump (6) and a wastewater mixing pool (7), wherein the treatment pool (1) comprises a treatment pool wall (10), an annular ozone sprayer (13), a heater (14), a sealing upper cover plate (15), a dissolved oxygen instrument (16), a hydraulic machine (17), a gas collecting hood (18), a telescopic arm (20), a stirring mixing disc (21) and a fan (22), the treatment pool wall (10) is hollow cylindrical, the sealing upper cover plate (15) is arranged on the upper bottom surface of the treatment pool wall, a water outlet (11), a water inlet (12) and the dissolved oxygen instrument (16) are arranged on the outer side wall surface, the annular ozone sprayer (13) is arranged on the inner side wall surface, the heater (14) is arranged on the inner bottom surface, and the treatment pool wall is composed of an anti-adhesion layer (26), a high-density ceramic layer (27), The device comprises a heat-insulating layer (28) and a cement layer (29), wherein the sealed upper cover plate (15) is a stainless steel circular plate, the sealed upper cover plate seals a cavity in the wall (10) of the treatment tank, a hydraulic machine (17) and a fan (22) are installed above the sealed upper cover plate, a gas collecting hood (18) is fixedly welded below the sealed upper cover plate, a telescopic arm (20) is connected and installed below the hydraulic machine (17), the telescopic arm (20) is of a round rod-shaped stainless steel structure, traverses the sealed upper cover plate (15) and is arranged in the treatment tank (1), a stirring and mixing disc (21) is installed below the sealed upper cover plate and can be driven by the hydraulic machine (17) to stretch and drive the stirring and mixing disc (21) to move up and down, the stirring and mixing disc (21) consists of a nickel-containing stainless steel layer (24) and a paint layer (25), the nickel-containing stainless steel layer (24) is of a round cake shape with thick middle and thin two sides, and a through hole (23) penetrating through the upper bottom surface and the lower bottom surface is formed in the nickel-containing stainless steel layer (24), the ozone generator is characterized in that a paint layer (25) with the average thickness of zero point one-five centimeters is coated on the outer surface and the inner wall surface of a through hole (23) through an immersion method, the diameter of the through hole (23) is two centimeters, the annular ozone nozzle (13) is annular and is connected with the ozone generator (3) through a stainless steel pipe (9), and the heater (14) is in a round cake shape.

2. The aerobic treatment device for medical wastewater according to claim 1, wherein: the central processing unit (2) is connected with the ozone generator (3), the treated water distributor (5), the booster pump (6), the annular ozone sprayer (13), the heater (14), the dissolved oxygen instrument (16), the hydraulic machine (17) and the fan (22) through leads (8).

3. The aerobic treatment device for medical wastewater according to claim 1, wherein: the dissolved oxygen meter (16) is arranged at a position which is five centimeters below the water outlet (11), and the water outlet (11) is positioned above the water inlet (12).

4. The aerobic treatment device for medical wastewater according to claim 1, wherein: cement layer (29) is outmost, and it is made by cement, and the interior parcel has heat preservation (28), heat preservation (28) comprise in polyurethane foam, polyphenyl board, EPS, XPS, the phenolic foam, and the parcel has high density ceramic layer (27) in it, high density ceramic layer (27) comprise nano ceramic material, and the parcel has antiseized adhesion coating (26) in it, antiseized adhesion coating (26) comprise waterproof non-stick resin material.

5. The aerobic treatment device for medical wastewater according to claim 1, wherein: the gas collecting hood (18) is connected with a fan (22) through a stainless steel pipe (9), and the fan (22) is connected with external gas treatment equipment through the stainless steel pipe (9).

6. The aerobic treatment device for medical wastewater according to claim 1, wherein: waste water mixes pond (7) altitude and is higher than treatment tank (1), and it is cuboid hollow structure, and the left surface is equipped with sewage inlet (31), goes up the bottom surface and is equipped with treated water import (32), and right flank mixed water export (33), inside has cavity mixing chamber (30), mixed water export (33) are connected with water inlet (12) through nonrust steel pipe (9).

7. The aerobic treatment device for medical wastewater according to claim 1, wherein: the wastewater tank (4) is arranged at an altitude higher than that of the wastewater mixing tank (7) and is connected with the sewage inlet (31) through a stainless steel pipe (9).

8. The aerobic treatment device for medical wastewater according to claim 1, wherein: the treated water distributor (5) is installed at a lower altitude than the water outlet (11), is connected with the water outlet (11), the booster pump (6) and an external water treatment facility through a stainless steel pipe (9), and the booster pump (6) is connected with the treated water inlet (32) through the stainless steel pipe (9).