CN210176670U

CN210176670U - Medical wastewater treatment device based on segmented oxidation technology

Info

Publication number: CN210176670U
Application number: CN201920456841.1U
Authority: CN
Inventors: 高生荣
Original assignee: Xiamen Ruiyu Environmental Protection Engineering Co Ltd
Current assignee: Xiamen Ruiyu Environmental Protection Engineering Co Ltd
Priority date: 2019-04-07
Filing date: 2019-04-07
Publication date: 2020-03-24
Anticipated expiration: 2029-04-07

Abstract

The utility model discloses a medical wastewater treatment device based on segmentation oxidation technology, it includes catch basin, anaerobism pond, good oxygen pond, oxidation disinfection pond, rivers are to room, sludge press filter, membrane separation pond, well pond, and oxidation disinfection pond comprises left chamber and right chamber, and water-locator and mixer are installed to left chamber, and jet water-locator and mixer No. two are installed to right chamber, and waste water gets into right chamber from the baffle that left chamber was walked around in the oxidation disinfection pond. The beneficial effects of the utility model are that: can realize the high-efficient sterilization and advanced treatment to medical waste water, the reuse of reclaimed water, have simple structure, area is little, the energy consumption is low, the treatment effect is good, characteristics such as easy management maintenance.

Description

Medical wastewater treatment device based on segmented oxidation technology

Technical Field

The utility model relates to a medical wastewater treatment device based on segmentation oxidation technology belongs to waste water treatment technical field.

Background

The domestic wastewater containing a large amount of germs, viruses and other toxic and harmful substances in the wastewater discharged by hospitals and medical and health institutions is extremely harmful to the environment and human beings, and is highly valued by the society. The national discharge management of medical wastewater is extremely strict, and a lot of funds are also invested, and although a lot of mature treatment processes exist at present, some defects exist, such as insufficient treatment effect, high treatment cost and the like, so that the problems still need to be improved in this respect.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in providing a medical wastewater treatment device based on segmentation oxidation technology, and it can realize to medical wastewater's high efficiency sterilization and advanced treatment, and the normal water can the retrieval and utilization, has simple structure, and area is little, and the energy consumption is low, the treatment effect is good, characteristics such as easy to manage maintenance.

The utility model discloses a following scheme realizes: the utility model provides a medical wastewater treatment device based on segmentation oxidation technology, its includes catch basin, anaerobism pond, good oxygen pond, oxidation disinfection pond, rivers are to room, sludge press filter, membrane separation pond, normal water pond, oxidation disinfection pond comprises left chamber and right chamber, and water-locator and mixer are installed to left chamber, and efflux water-locator and No. two mixers are installed to right chamber, and waste water gets into right chamber from the baffle in the left chamber by-pass oxidation disinfection pond.

The water collecting tank is in a cuboid shape and is connected with the water pump through a water conveying pipe, and the water pump is connected with the left side of the anaerobic tank through the water conveying pipe.

The aerobic tank is cylindrical, an air blower is arranged on the left side of the aerobic tank, the air blower is connected with an aeration device through a gas delivery pipe, the aeration device is arranged at the bottom of the aerobic tank, two packing layers are arranged above the aeration device, the thickness of each packing layer is 1.2 meters, the distance between the two packing layers is 1 meter, the packing materials are ceramsite, the ceramsite is irregular and has more surface gaps.

The shape in oxidation disinfection pond is the cuboid, and its left side below is equipped with oxidation disinfection pond water inlet, and waste water gets into the left chamber in oxidation disinfection pond by oxidation disinfection pond water inlet, and the baffle in the oxidation disinfection pond is walked around again and is got into right chamber, the baffle is located the centre in oxidation disinfection pond.

The left side in oxidation disinfection pond is installed one No. two dosing pumps, No. two dosing pumps pass through the raceway and link to each other with the water-locator, the shape of water-locator is the cake form, and it is made by anti-oxidant and corrosion resistant material, and this water-locator is installed in the bottom in left chamber, install a mixer in the left chamber, a mixer is located the middle part in the left chamber.

A dosing pump is installed on the right side in the right chamber of oxidation disinfection pond, a dosing pump passes through the raceway and links to each other with the efflux water-locator, the shape of efflux water-locator is the cone, and it is located the upper portion in right chamber, the lower part in right chamber is equipped with the precipitation tank, the width of precipitation tank is 1 meter, and an italic is installed in its left side, and the right side of this precipitation tank is equipped with the slag notch.

The right side of the oxidation and disinfection pond is provided with an oxidation and disinfection pond water outlet which is connected with a water flow direction chamber through a water delivery pipe, the water flow direction chamber is cuboid and is respectively connected with a municipal sewage pipe network and a membrane separation pond through the water delivery pipe.

The membrane separation tank is in a cube shape, ceramic membranes are mounted in the membrane separation tank and divided into two groups, each group consists of four ceramic membranes and is connected with a lifter, the lifter is mounted at the bottom of the membrane separation tank, a membrane water outlet is formed in the left side of the membrane separation tank, and the membrane water outlet is connected with a reclaimed water tank through a water delivery pipe.

The sludge filter press is respectively connected with the slag hole and the aerobic tank through water delivery pipes, and the generated wastewater flows back to the water collecting tank through the water delivery pipes.

The utility model has the advantages that:

1. the utility model relates to a medical wastewater treatment device based on a segmented oxidation technology, which has the characteristics of simple structure, small occupied area, low energy consumption, good treatment effect, easy management and maintenance and the like;

2. the utility model relates to a medical wastewater treatment device based on a segmented oxidation technology, which can effectively improve the hydraulic retention time, and can efficiently kill germs in wastewater by throwing a reinforced oxidant into the wastewater through a water distributor and uniformly stirring the oxidant by a stirrer;

3. the utility model relates to a medical wastewater treatment device based on segmentation oxidation technology has used ceramic membrane separation technology, and some physical stamina are carried out the retrieval and utilization as the normal water after advanced treatment.

Drawings

FIG. 1 is a schematic view of the flow structure of a medical wastewater treatment device based on the staged oxidation technology.

Fig. 2 is a schematic view of the front view section structure of the oxidation disinfection tank of the medical wastewater treatment device based on the sectional oxidation technology.

In the figure: 1 is a water collecting tank, 2 is a water conveying pipe, 3 is an anaerobic tank, 4 is an aerobic tank, 5 is a packing layer, 6 is ceramsite, 7 is an oxidation disinfection tank, 8 is a first dosing pump, 9 is a water flow chamber, 10 is a municipal sewage pipe network, 11 is a second dosing pump, 12 is an aeration device, 13 is a gas conveying pipe, 14 is an air blower, 15 is a sludge filter press, 16 is a membrane separation tank, 17 is a membrane water outlet, 18 is a middle water tank, 19 is a ceramic membrane, 20 is a lifter, 21 is a water pump, 22 is a baffle, 23 is a jet flow water distributor, 24 is a first stirrer, 25 is an oxidation disinfection tank water outlet, 26 is a second stirrer, 27 is a slag outlet, 28 is a settling tank, 29 is an inclined body, 30 is a water distributor, 31 is an oxidation disinfection tank water inlet, 32 is a left cavity, and 33 is a right cavity.

Detailed Description

The present invention will be further described with reference to fig. 1 and 2, but the scope of the present invention is not limited to the contents.

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.

The utility model provides a medical wastewater treatment device based on sectional oxidation technique, it includes pond 1, anaerobism pond 3, good oxygen pond 4, oxidation disinfection pond 7, rivers are to room 9, mud pressure filter 15, membrane separation pond 16, well water pond 18, pond 1 links to each other with anaerobism pond 3 through raceway 2, anaerobism pond 3 links to each other with good oxygen pond 4 through raceway 2, good oxygen pond 4 links to each other with oxidation disinfection pond 7 through raceway 2, oxidation disinfection pond 7 links to each other with rivers are to room 9 through raceway 2, rivers are to room 9 and link to each other with membrane separation pond 16 through raceway 2, membrane separation pond 16 links to each other with well water pond 18 through raceway 2.

The water collecting tank 1 is cuboid and connected with a water pump 21 through a water pipe 2, and the water pump 21 is connected with the left side of the anaerobic tank 3 through the water pipe 2.

The aerobic tank 4 is cylindrical, the left side of the aerobic tank is provided with an air blower 14, the air blower 14 is connected with an aeration device 12 through a gas pipe 13, the aeration device 12 is arranged at the bottom of the aerobic tank 4, two packing layers 5 are arranged above the aeration device 12, the thickness of each packing layer 5 is 1.2 m, the distance between the two packing layers 5 is 1 m, the packing materials are ceramsite 6, the ceramsite 6 is irregular, and the surface of the ceramsite 6 has more gaps.

The oxidation disinfection tank 7 is in a cuboid shape, an oxidation disinfection tank water inlet 31 is arranged below the left side of the oxidation disinfection tank 7, wastewater enters a left cavity 32 of the oxidation disinfection tank 7 from the water inlet 31 of the oxidation disinfection tank 7 and then passes upwards a baffle plate 22 in the oxidation disinfection tank 7 to enter a right cavity 33, and the baffle plate 22 is positioned in the center of the oxidation disinfection tank 7.

The left side of the oxidation disinfection tank 7 is provided with a second dosing pump 11, the second dosing pump 11 is connected with a water distributor 30 through a water conveying pipe 2, the water distributor 30 is in a round cake shape, the water distributor 30 is arranged at the bottom of a left cavity 32, a first stirrer 24 is arranged in the left cavity 32, and the first stirrer 24 is positioned in the middle of the left cavity 32.

The right side of the right cavity 33 of the oxidation disinfection tank 7 is provided with a first dosing pump 8, the first dosing pump 8 is connected with the jet water distributor 23 through a water delivery pipe 2, the jet water distributor 23 is in a cone shape and is positioned at the upper part of the right cavity 33, the lower part of the right cavity 33 is provided with a precipitation tank 28, the width of the precipitation tank 28 is 1 meter, the left side of the precipitation tank is provided with an inclined body 29, and the right side of the precipitation tank 28 is provided with a slag outlet 27.

The right side of the oxidation and disinfection tank 7 is provided with an oxidation and disinfection tank water outlet 25 which is connected with a water flow chamber 9 through a water delivery pipe 2, and the water flow chamber 9 is cuboid and is respectively connected with a municipal sewage pipe network 10 and a membrane separation tank 16 through the water delivery pipe 2.

The membrane separation tank 16 is in a cube shape, a ceramic membrane 19 is arranged in the membrane separation tank, the ceramic membranes 19 are divided into two groups, each group consists of four ceramic membranes 19 and is connected with a lifter 20, the lifter 20 is arranged at the bottom of the membrane separation tank 16, a membrane water outlet 17 is arranged on the left side of the membrane separation tank 16, and the membrane water outlet 17 is connected with a reclaimed water tank 18 through a water conveying pipe 2.

The sludge filter press 15 is respectively connected with the slag hole 27 and the aerobic tank 4 through the water conveying pipe 2, and the generated wastewater flows back to the water collecting tank 1 through the water conveying pipe 2.

The working process of the system is as follows: medical wastewater is collected by a water collecting tank 1, is conveyed into an anaerobic tank 3 through a water pump 21 for anaerobic digestion, macromolecular organic matters in the wastewater are degraded, partial nitrogen elements are removed, then enters an aerobic tank 4 through a water conveying pipe 2 for aerobic digestion, most of the organic matters are removed, meanwhile, part of nitrogen and phosphorus in the wastewater are adsorbed by filler ceramsite 6 in the aerobic tank 4, then enters an oxidation disinfection tank 7 through the water conveying pipe 2, strong oxidant is added to effectively eliminate germs in the wastewater, the last part of water directly enters a municipal sewage pipe network 10, the other part of water enters a membrane separation tank 16 for advanced treatment, and the treated water flows into a reclaimed water tank 18 to be recycled as reclaimed water.

The internal treatment process of the oxidation disinfection tank 7 comprises the following steps: waste water enters from a left cavity 32 of the oxidation disinfection tank 7 and is mixed with a strong oxidant sprayed by a water distributor 30, a first stirrer 24 is used for stirring uniformly, then the waste water bypasses a baffle 22 upwards and enters a right cavity 33, the hydraulic retention time is prolonged due to the blocking of the baffle 22, the strong oxidant is fully contacted with the waste water, germs in the waste water can be effectively eliminated, the waste water is mixed with a flocculating agent sprayed by a jet flow water distributor 23 after entering the right cavity 33 and is stirred by a second stirrer 26, and suspended matters in the waste water are settled in a settling tank 28 and are removed by a slag outlet.

The internal structures, working principles and working processes of the water flow chamber 9, the aeration device 12, the sludge filter press 15, the membrane separation tank 16, the ceramic membrane 19, the jet water distributor 23, the first stirrer 24 and the water distributor 30 are the prior known technologies, and are not described herein again.

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. A medical wastewater treatment device based on a staged oxidation technology is characterized in that: it includes catch basin (1), anaerobism pond (3), good oxygen pond (4), oxidation disinfection pond (7), rivers are to room (9), sludge press filter (15), membrane separation pond (16), well pond (18), oxidation disinfection pond (7) comprise left chamber (32) and right chamber (33), and water-locator (30) and mixer (24) are installed to left chamber (32), and jet-flow water-locator (23) and No. two mixers (26) are installed to right chamber (33), and baffle (22) in waste water from left chamber (32) in bypassing oxidation disinfection pond (7) get into right chamber (33).

2. The medical wastewater treatment device based on the staged oxidation technology as claimed in claim 1, wherein: the water collecting tank (1) is cuboid and connected with a water pump (21) through a water pipe (2), and the water pump (21) is connected with the left side of the anaerobic tank (3) through the water pipe (2).

3. The medical wastewater treatment device based on the staged oxidation technology as claimed in claim 1, wherein: the shape of good oxygen pond (4) is the cylinder, and an air-blower (14) is installed on its left side, air-blower (14) link to each other with aeration equipment (12) through gas-supply pipe (13), aeration equipment (12) are installed in the bottom of good oxygen pond (4), and its top has set up two-layer packing layer (5), packing layer (5) thickness is 1.2 meters, and the distance between two-layer packing layer (5) is 1 meter, and its material of packing is haydite (6), the shape of haydite (6) is the irregularity body, and its surface space is more.

4. The medical wastewater treatment device based on the staged oxidation technology as claimed in claim 1, wherein: the shape of oxidation disinfection pond (7) is the cuboid, and its left side below is equipped with oxidation disinfection pond water inlet (31), and waste water gets into left chamber (32) of oxidation disinfection pond (7) by oxidation disinfection pond water inlet (31), up baffle (22) in the oxidation disinfection pond (7) of walking around again and get into right chamber (33), baffle (22) are located the centre of oxidation disinfection pond (7).

5. The medical wastewater treatment device based on the staged oxidation technology as claimed in claim 1, wherein: a No. two dosing pumps (11) are installed in the left side of oxidation disinfection pond (7), No. two dosing pumps (11) link to each other with water-locator (30) through raceway (2), the shape of water-locator (30) is the cake form, and it is made by anti-oxidant and corrosion material, and the bottom in left chamber (32) is installed in water-locator (30), install a mixer (24) in left chamber (32), a middle part that mixer (24) are located left chamber (32).

6. The medical wastewater treatment device based on the staged oxidation technology as claimed in claim 1, wherein: one medicine adding pump (8) is installed on the right side of the right cavity (33) of the oxidation disinfection tank (7), the medicine adding pump (8) is connected with the jet water distributor (23) through the water pipe (2), the shape of the jet water distributor (23) is a cone, the cone is located on the upper portion of the right cavity (33), the lower portion of the right cavity (33) is provided with a precipitation tank (28), the width of the precipitation tank (28) is 1 meter, an inclined body (29) is installed on the left side of the precipitation tank, and the right side of the precipitation tank (28) is provided with a slag outlet (27).

7. The medical wastewater treatment device based on the staged oxidation technology as claimed in claim 1, wherein: the right side of oxidation disinfection pond (7) is equipped with oxidation disinfection pond delivery port (25), and it links to each other with rivers flow to room (9) through raceway (2), the shape that rivers flow to room (9) is the cuboid, and it links to each other with municipal sewer pipe net (10), membrane separation pond (16) respectively through raceway (2).

8. The medical wastewater treatment device based on the staged oxidation technology as claimed in claim 1, wherein: the membrane separation tank (16) is in a square shape, a ceramic membrane (19) is installed in the membrane separation tank, the ceramic membrane (19) is divided into two groups, each group consists of four ceramic membranes (19), the ceramic membranes are connected with a lifter (20), the lifter (20) is installed at the bottom of the membrane separation tank (16), a membrane water outlet (17) is arranged on the left side of the membrane separation tank (16), and the membrane water outlet (17) is connected with a reclaimed water tank (18) through a water conveying pipe (2).

9. The medical wastewater treatment device based on the staged oxidation technology as claimed in claim 1, wherein: the sludge filter press (15) is respectively connected with the slag outlet (27) and the aerobic tank (4) through the water delivery pipe (2), and the generated wastewater flows back to the water collecting tank (1) through the water delivery pipe (2).