CN218665481U

CN218665481U - Air floatation tank

Info

Publication number: CN218665481U
Application number: CN202223350982.6U
Authority: CN
Inventors: 周洪华; 费凡
Original assignee: Yancheng Dingmao Environmental Protection Technology Co ltd
Current assignee: Yancheng Dingmao Environmental Protection Technology Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-03-21
Anticipated expiration: 2032-12-14

Abstract

The application discloses air supporting pond includes: the box body is internally provided with a first partition plate and a second partition plate in sequence; the first partition plate and the second partition plate divide the box body into an aeration zone, an air flotation zone and a slag discharge zone, the aeration zone is provided with a water inlet and an air inlet, the air flotation zone is provided with a water outlet, and the slag discharge zone is provided with a slag discharge port; the slag scraping mechanism is arranged at the top of the air flotation zone and comprises a chain wheel assembly and a slag scraping assembly fixedly connected with the chain wheel assembly; wherein, scrape the sediment subassembly include with sprocket subassembly fixed connection's fixed plate and with the elasticity scraper blade that the fixed plate is connected, the bottom of elasticity scraper blade surpasss the bottom of second baffle, the utility model discloses can realize thoroughly the froth clearance in air supporting district, still will scrape out unnecessary moisture from the air supporting district through setting up filter assembly and carry to the aeration district again and handle, avoided the waste of water resource.

Description

Air floatation tank

Technical Field

The utility model relates to a sewage treatment device, concretely relates to air supporting pond.

Background

The advection air flotation tank is used for sewage treatment, a large number of micro bubbles are used for catching and adsorbing fine particle stickies to enable the fine particle stickies to float upwards, the effect of solid-liquid separation is achieved, and solid powder is scraped by a slag scraping mechanism after the solid-liquid separation.

The height of scraper blade is fixed unchangeable on the present sediment mechanism of scraping, but the froth thickness of floating on liquid is according to reaction rate and reaction time change, when the interval between scraper blade and the froth is too big, can lead to the froth clearance incomplete, and when the interval between scraper blade and the froth is too little, the scraper blade can scrape into row's cinder notch with water, causes the waste.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving the problem that the above-mentioned background art mentioned.

The application provides an air supporting pond includes:

the box body is internally provided with a first partition plate and a second partition plate in sequence;

the first partition plate and the second partition plate divide the box body into an aeration area, an air flotation area and a slag discharging area, wherein the aeration area is provided with a water inlet and an air inlet, the air flotation area is provided with a water outlet, and the slag discharging area is provided with a slag discharging port;

the slag scraping mechanism is arranged at the top of the air flotation zone and comprises a chain wheel assembly and a slag scraping assembly fixedly connected with the chain wheel assembly;

wherein, scrape the sediment subassembly include with sprocket subassembly fixed connection's fixed plate and with the elasticity scraper blade that the fixed plate is connected, the bottom of elasticity scraper blade surpasss the bottom of second baffle, the utility model discloses a set up the elasticity scraper blade for elasticity scraper blade and second baffle interference fit ensure that the superficial foam clearance in air supporting district is thorough, and the rethread will be scraped out unnecessary moisture from the air supporting district at the filter assembly that slag discharge opening department set up and carry to the aeration district again and handle, just so make superficial foam clearance thorough, and avoided the waste of water resource.

In a specific embodiment, the second partition board comprises a vertical portion perpendicular to the box body, and a first extending portion and a second extending portion extending from the top end of the vertical portion to two sides, the first extending portion is located in the air flotation region, the second extending portion is located in the slag discharging region, and the first extending portion and the second extending portion are arranged on two sides of the vertical portion, so that when the elastic scraper scrapes floating foam in the air flotation region, the floating foam can be scraped into the slag discharging region along with the elastic scraper, part of water can flow back to the aeration region along the first extending portion and is discharged from the water outlet, and the second extending portion can enable the floating foam to slide along the second extending portion, so that the collection is facilitated.

In a specific embodiment, the sprocket assembly includes motor and a set of transmission shaft, a set of the transmission shaft with box rotatable coupling, a set of one in the transmission shaft with the output of motor is connected, and is a set of the chain has been cup jointed on the transmission shaft, the chain with the fixed plate is connected, drives the transmission shaft through the motor and rotates, and then drives the chain through the transmission shaft and rotate, realizes that fixed plate moves the elasticity scraper blade and strikes off the foam, simple structure, easy realization.

In a specific embodiment, the aeration device comprises an aerator and an aeration pipe connected with the aerator, the end of the aeration pipe extends into the aeration zone, and the end of the aeration pipe is positioned above the water inlet, and the aeration pipe is arranged above the water inlet to ensure the sewage to be aerated and the sewage treatment effect.

In a specific embodiment, sediment outlet department is equipped with filter assembly, filter assembly includes row's sediment pipe, filtering ponds and locates filter screen in the filtering ponds, arrange the one end of sediment pipe with arrange the sediment mouth and connect, the other end stretches into filtering ponds can filter out the unnecessary moisture in the middle of floating the foam through setting up filter assembly at row's sediment mouth play, prevent extravagantly.

In a specific embodiment, the bottom of the filtering tank is provided with a return pipeline, one end of the return pipeline is connected with the filtering tank, the other end of the return pipeline is connected with the aeration zone of the box body, and the return pipeline is arranged at the bottom of the filtering tank, so that filtered water enters the filtering tank again, the water source waste is prevented, the structure is simple, and the realization is easy.

In a specific embodiment, the filter screen and the filter tank are obliquely arranged, and the filter screen is obliquely arranged, so that the floating foam is convenient to collect, and the blockage is prevented.

Has the advantages that:

1. the utility model discloses a set up the elasticity scraper blade for elasticity scraper blade and second baffle interference fit ensure that the froth clearance in air supporting district is thorough, and the rethread will be followed the air supporting district and scraped out unnecessary moisture at the filter assembly that slag notch department set up and carry again to the aeration district and handle, just so makes the froth clearance thoroughly, and has avoided the waste of water resource.

2. Through setting up first extension and second extension in the both sides of vertical portion, like this, when the superficial foam of elastic scraper blade in scraping off the air supporting district, the foam can be along with the elastic scraper blade scrapes into row's sediment district, and partial moisture can flow back to the aeration zone along first extension and discharge from the outlet, and the second extension can make the foam along its landing, is convenient for collect.

Drawings

FIG. 1 is a schematic view of the overall structure of an air flotation tank of the present invention;

FIG. 2 is a schematic view of another structure of an air flotation tank of the present invention;

FIG. 3 is a schematic structural view of a slag scraping mechanism;

FIG. 4 is a schematic structural view of the slag scraping assembly;

FIG. 5 is a schematic view of the internal structure of the case;

FIG. 6 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 5;

fig. 7 is a schematic structural view of the second separator.

Wherein: 1. a box body; 10. a water outlet; 11. a water inlet; 12. a first separator; 13. an aeration zone; 14. an air flotation zone; 15. a slag discharge area; 20. an aerator; 21. an aeration pipe; 3. a slag scraping mechanism; 30. a fixing plate; 31. an elastic scraper; 32. a drive shaft; 33. a chain; 34. a motor; 4. a filter assembly; 40. a filtration tank; 41. a filter screen; 42. a slag discharge pipe; 43. a return pipe; 5. a second separator; 50. a vertical portion; 51. a first extension portion; 52. a second extension portion.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "counterclockwise", "clockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be mechanically or electrically connected, directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Examples

Referring to fig. 1 to 7, the flotation tank of the present embodiment includes a tank body 1, and a first partition plate 12 and a second partition plate 5 are sequentially disposed in the tank body 1; the box body 1 is divided into an aeration zone 13, an air flotation zone 14 and a slag discharge zone 15 by the first partition plate 12 and the second partition plate 5, the aeration zone 13 is provided with a water inlet 11 and an air inlet, the air flotation zone 14 is provided with a water outlet 10, and the slag discharge zone 15 is provided with a slag discharge port; the slag scraping mechanism 3 is arranged at the top of the air flotation zone 14, and the slag scraping mechanism 3 comprises a chain wheel assembly and a slag scraping assembly fixedly connected with the chain wheel assembly; wherein, scrape the sediment subassembly include with sprocket assembly fixed connection's fixed plate 30 and with the elasticity scraper blade 31 that fixed plate 30 is connected, the bottom of elasticity scraper blade 31 surpasss the bottom of second baffle 5, the utility model discloses a set up elasticity scraper blade 31 for elasticity scraper blade 31 and 5 interference fit of second baffle ensure that the froth clearance in air supporting district 14 is thorough, and the filtration subassembly 4 that the rethread set up in slag discharge opening department will scrape out from air supporting district 14 and come unnecessary moisture and carry to aeration district 13 again and handle, just so makes the froth clearance thorough, and has avoided the waste of water resource, wherein, what need explain, elasticity scraper blade 31 can be that rubber material, plastics material or cloth are made, the utility model discloses do not injectd this, in addition, elasticity scraper blade 31 passes through the bolt fastening on fixed plate 30, conveniently dismantles the change.

Referring to fig. 5 to 7, the second partition 5 includes a vertical portion 50 disposed perpendicular to the box body 1, and a first extension 51 and a second extension 52 extending from a top end of the vertical portion 50 to two sides, the first extension 51 is disposed in the air floating region 14, the second extension 52 is disposed in the residue discharge region 15, and by disposing the first extension 51 and the second extension 52 on two sides of the vertical portion 50, when the elastic scraper 31 scrapes the floating foam in the air floating region 14, the floating foam can be scraped into the residue discharge region 15 along with the elastic scraper 31, and thus, part of the moisture can flow back to the aeration region 13 along the first extension 51 and be discharged from the water discharge port, and the second extension 52 can make the floating foam slide along the same, so as to be collected.

Referring to fig. 2 and 3, the sprocket assembly includes a motor 34 and a set of transmission shafts 32, the set of transmission shafts 32 is rotatably connected to the box body 1, one of the set of transmission shafts 32 is connected to an output end of the motor 34, a set of transmission shafts 32 is sleeved with a chain 33, the chain 33 is connected to the fixing plate 30, the transmission shafts 32 are driven by the motor 34 to rotate, and then the transmission shafts 32 drive the chain 33 to rotate, so that the fixing plate 30 drives the elastic scraper 31 to scrape off floating foam, and the sprocket assembly is simple in structure and easy to implement.

Referring to fig. 1, the aeration device comprises an aerator 20 and an aeration pipe 21 connected with the aerator 20, the end of the aeration pipe 21 extends into the aeration zone 13, and the end of the aeration pipe 21 is located above the water inlet 11, and the aeration pipe 21 is arranged above the water inlet 11 to ensure the effect of aeration and sewage treatment of sewage.

Referring to fig. 2, slag notch department is equipped with filter assembly 4, filter assembly 4 includes slag discharging pipe 42, filtering ponds 40 and locates filter screen 41 in the filtering ponds 40, slag discharging pipe 42's one end with slag discharging port connects, and the other end stretches into filtering ponds 40 can filter out the surplus moisture in the froth through setting up filter assembly 4 at slag discharging port, prevents extravagantly.

With reference to fig. 2, the bottom of the filtering tank 40 is provided with 43 return pipes, one end of the 43 return pipes is connected to the filtering tank 40, and the other end is connected to the aeration zone 13 of the box 1, and the bottom of the filtering tank 40 is provided with 43 return pipes, so that the filtered water enters the filtering tank 40 again, which prevents water waste, has a simple structure and is easy to implement, and it should be noted that in order to prevent the water in the aeration zone 13 from flowing into the filtering tank 40, a pressure pump can be used to convey the water in the filtering tank 40 to the aeration zone 13 of the box 1.

With reference to fig. 2, the filter screen 41 and the filter tank 40 are obliquely arranged, and the filter screen 41 is obliquely arranged, so that the floating foam is collected conveniently and is prevented from being blocked.

The above is only an embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions within the technical scope of the present disclosure should be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. An air flotation tank, characterized by comprising:

the slag scraping assembly comprises a fixing plate fixedly connected with the chain wheel assembly and an elastic scraping plate connected with the fixing plate, and the bottom of the elastic scraping plate exceeds the bottom end of the second partition plate.

2. An air flotation tank as claimed in claim 1, wherein: the second partition plate comprises a vertical portion perpendicular to the box body, and a first extending portion and a second extending portion, wherein the first extending portion and the second extending portion extend from the top end of the vertical portion to two sides, the first extending portion is located in the air floating area, and the second extending portion is located in the slag discharging area.

3. An air flotation tank as claimed in claim 2, wherein: the chain wheel assembly comprises a motor and a group of transmission shafts, the transmission shafts are rotatably connected with the box body, one of the transmission shafts is connected with the output end of the motor, a chain is sleeved on the transmission shafts, and the chain is connected with the fixing plate.

4. An air-flotation tank as claimed in claim 3, wherein: the aeration device comprises an aerator and an aeration pipe connected with the aerator, wherein the end part of the aeration pipe extends into the aeration area, and the end part of the aeration pipe is positioned above the water inlet.

5. An air-flotation tank as claimed in claim 4, wherein: the slag discharging port is provided with a filtering assembly, the filtering assembly comprises a slag discharging pipe, a filtering tank and a filtering net arranged in the filtering tank, one end of the slag discharging pipe is connected with the slag discharging port, and the other end of the slag discharging pipe extends into the filtering tank.

6. An air flotation tank as claimed in claim 5, wherein: and a return pipeline is arranged at the bottom of the filtering tank, one end of the return pipeline is connected with the filtering tank, and the other end of the return pipeline is connected with an aeration zone of the box body.

7. An air flotation tank as claimed in claim 6, wherein: the filter screen and the filter tank are obliquely arranged.