CN221500692U

CN221500692U - Improved air floatation device

Info

Publication number: CN221500692U
Application number: CN202323269140.2U
Authority: CN
Inventors: 史志昂; 杨国英; 葛炳玉
Original assignee: Suzhou Paining Environmental Protection Technology Co ltd
Current assignee: Suzhou Paining Environmental Protection Technology Co ltd
Priority date: 2023-12-01
Filing date: 2023-12-01
Publication date: 2024-08-09
Anticipated expiration: 2033-12-01

Abstract

The utility model discloses an improved air flotation device in the technical field of air flotation devices, and aims to solve the problems that in the prior art, when the air flotation device works on wastewater with higher suspended matter concentration, part of suspended matters sink to the bottom of the device, cleaning is inconvenient, and suspended matters accumulated at the bottom are easy to discharge from a water outlet pipe. The device comprises a treatment box, a reaction box and a slag scraping mechanism, wherein the treatment box is communicated with the reaction box, an aeration mechanism is arranged in the treatment box, a conical hopper is arranged at the bottom of the treatment box, and a water outlet pipe is arranged on the inner wall of the treatment box; the utility model is suitable for an air floatation device, larger suspended matters fall into the conical hopper, the scraping plate scrapes the inner wall of the conical hopper, the suspended matters are concentrated at the bottom of the conical hopper, the baffle plate can be taken down to clean the suspended matters at the bottom of the device, the suspended matters are cleaned from top to bottom, the water outlet pipe is arranged at the middle part, and the suspended matters are prevented from being discharged from the water outlet pipe.

Description

Improved air floatation device

Technical Field

The utility model relates to an improved air floatation device, and belongs to the technical field of air floatation devices.

Background

The air floatation device is to introduce air into water in the form of tiny bubbles, so that the tiny bubbles are adhered to particles suspended in the water to form a water-air-particle three-phase mixed system, and after the particles are adhered with the bubbles, the density is smaller than that of the water, namely, the water floats upwards to form a slag layer, and the slag layer is separated from the water. The existing air floatation device adopts floatation to remove slag, namely, the rising tiny bubbles generated by a releaser are used for adhering tiny suspended matters in sewage, so that the purposes of solid-liquid separation and sewage purification are achieved. The existing air floatation device has a single deslagging way, when the concentration of suspended matters in water is high, after partial suspended matters float upwards, the suspended matters are accumulated to be large, and sink to the flat bottom of the device, so that the water is not convenient to clean, and meanwhile, the water mud is easy to be discharged, the water quality of the water is influenced, and even the water outlet hole is blocked.

From the above, when the air floatation device in the prior art works on the wastewater with higher suspended matter concentration, part of suspended matters can sink to the bottom of the device, so that the suspended matters accumulated at the bottom are inconvenient to clean, and are easily discharged from the water outlet pipe, so that water mud is discharged, and the working effect of the device is affected.

Disclosure of utility model

The utility model aims to overcome the defects in the prior art, and provides an improved air floatation device, which solves the problems that when the air floatation device in the prior art works on wastewater with higher suspended matter concentration, part of suspended matters sink to the bottom of the device, cleaning work is inconvenient, suspended matters accumulated at the bottom are easily discharged from a water outlet pipe, and water mud is discharged.

In order to solve the technical problems, the utility model is realized by adopting the following technical scheme:

The utility model provides an improved air floatation device which comprises a treatment box, a reaction box and a slag scraping mechanism, wherein the treatment box is communicated with the reaction box, an aeration mechanism is arranged in the treatment box, the slag scraping mechanism is positioned above the treatment box, a conical hopper is arranged at the bottom of the treatment box, and a water outlet pipe is arranged above the aeration mechanism on the inner wall of the treatment box;

The inner wall of the treatment box is provided with an annular ring which is rotationally connected above the conical hopper, the bottom of the annular ring is provided with a scraping plate on the inner side of the conical hopper, the scraping plate is used for cleaning the inner wall of the conical hopper, a driving mechanism used for driving the annular ring to rotate is arranged in the treatment box, and the bottom of the conical hopper is detachably connected with a baffle.

Further, the driving mechanism comprises a mounting block arranged on the inner wall of the processing box, a cavity is formed in the mounting block, a bidirectional motor is arranged at the bottom of the cavity, a gear is arranged at one output end of the bidirectional motor, a rack is arranged on the inner side of the annular ring, and the gear is meshed with the rack.

Further, a stirring rod in rotary connection is arranged above the aeration mechanism on one side of the outer wall of the mounting block, one end of the stirring rod extends to the inner side of the cavity and is provided with a first bevel gear, and the other output end of the bidirectional motor is provided with a second bevel gear which is meshed with the first bevel gear.

Further, the slag scraping mechanism comprises two transmission gears and a power mechanism for driving the transmission gears to rotate, the two transmission gears are sleeved with the same chain, push plates which are connected in a rotating mode are symmetrically arranged on two sides of the outer wall of the chain, and one end of each push plate is connected with the outer wall of the chain through a spring in an elastic mode.

Further, a collecting box is arranged below one of the transmission gears on the outer wall of the treatment box.

Further, the processing box is detachably connected with the conical hopper through bolts.

Further, the both sides of reaction tank top portion are equipped with inlet tube and chemical feeding pipe respectively, the symmetry is equipped with servo motor in reaction tank inner wall bottom, servo motor's output is equipped with the stirring leaf, two stirring She Jiaocuo sets up.

Further, a valve is arranged in the water outlet pipe in a matching way, and the water outlet pipe is positioned on one side of the stirring rod.

Compared with the prior art, the utility model has the beneficial effects that:

1. This improvement formula air supporting device, through scraping sediment mechanism, annular ring, scraper blade and toper fill cooperation, tiny suspended solid can be along with the bubble motion to the surface of water of waste water, clear up by scraping sediment mechanism, great suspended solid falls in the inside of toper fill, annular ring drives the scraper blade and moves, scrape the inner wall of toper fill, thereby concentrate the suspended solid in the bottom of toper fill, can take off the baffle and clear up, so as to clear up the suspended solid of device bottom work, the convenience of device has been guaranteed, this device can follow from top to bottom clear up the work to the suspended solid, and set up the outlet pipe in the middle part, avoid the suspended solid to discharge from the outlet pipe, thereby avoid appearing the water mud, the work effect of device has been guaranteed;

2. This improvement formula air supporting device, during the two-way motor work, drive the second bevel gear simultaneously and rotate, the second bevel gear drives first bevel gear and rotates, and the puddler rotates along with first bevel gear to carry out further garrulous work to the bubble that aeration mechanism produced, thereby ensure to produce the tiny bubble, guaranteed aeration mechanism's work effect.

Drawings

FIG. 1 is a schematic cross-sectional front view of an improved air floatation device in accordance with an embodiment of the present utility model;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

Fig. 3 is a schematic top view of an annular ring provided in accordance with an embodiment of the present utility model.

In the figure: 1. a treatment box; 2. a reaction box; 3. a conical hopper; 4. an annular ring; 5. a scraper; 6. a water outlet pipe; 7. a baffle; 8. a mounting block; 9. a cavity; 10. a bi-directional motor; 11. a rack; 12. a stirring rod; 13. a first bevel gear; 14. a second bevel gear; 15. a transmission gear; 16. a chain; 17. a push plate; 18. a spring; 19. a collection box; 20. a gear; 21. a water inlet pipe; 22. a dosing tube; 23. a servo motor; 24. stirring the leaves.

Detailed Description

The utility model is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

As shown in fig. 1-3, the utility model provides an improved air floatation device, which comprises a treatment box 1, a reaction box 2 and a slag scraping mechanism, wherein the treatment box 1 is communicated with the reaction box 2, an aeration mechanism is arranged in the treatment box 1, the slag scraping mechanism is positioned above the treatment box 1, a conical hopper 3 is arranged at the bottom of the treatment box 1, and a water outlet pipe 6 is arranged above the aeration mechanism on the inner wall of the treatment box 1; the inner wall of the treatment box 1 is provided with an annular ring 4 which is rotationally connected above the conical hopper 3, the bottom of the annular ring 4 is provided with a scraping plate 5 on the inner side of the conical hopper 3, the scraping plate 5 is used for cleaning the inner wall of the conical hopper 3, a driving mechanism which is used for driving the annular ring 4 to rotate is arranged in the treatment box 1, and the bottom of the conical hopper 3 is detachably connected with a baffle 7.

Specifically, during operation, waste water and medicament are added to the inside of the reaction tank 2, flocculation reaction is carried out on the waste water, thereby forming suspended matters and impurities, after the waste water reaction is completed, the waste water is input into the inside of the treatment tank 1, the aeration mechanism starts working, tiny bubbles are released in the waste water, impurities such as tiny suspended matters in the waste water are adhered to the bubbles to form a flotation body, the tiny suspended matters rise to the water surface by utilizing the buoyancy effect of the bubbles, then the slag scraping mechanism starts working, skimming is carried out on foam and scum on the water surface, thereby completing the cleaning work of partial suspended matters, the rest excessive suspended matters fall into the inside of the conical hopper 3 due to the gravity effect, at the moment, the driving mechanism starts working to drive the annular ring 4 to rotate, the scraping plate 5 rotates along with the annular ring 4, thereby scraping the suspended matters on the inner wall of the conical hopper 3, so that the suspended matters are piled up at the bottom of the conical hopper 3, when the suspended matters at the bottom of the conical hopper 3 need to be cleaned, the baffle 7 can be detached for a period of time, thereby discharging the suspended matters at the bottom of the conical hopper 3 to clean the working, and the residual suspended matters can be discharged through the water outlet pipe 6.

According to the utility model, the slag scraping mechanism, the annular ring 4 and the scraping plate 5 are matched with the conical hopper 3, tiny suspended matters can move to the water surface of wastewater along with bubbles, the slag scraping mechanism is used for cleaning, larger suspended matters fall into the conical hopper 3, the annular ring 4 drives the scraping plate 5 to move, the inner wall of the conical hopper 3 is scraped, so that suspended matters are concentrated at the bottom of the conical hopper 3, the baffle 7 can be taken down for cleaning so as to facilitate the cleaning work of suspended matters at the bottom of the device, the convenience of the device is ensured, the device can clean suspended matters from top to bottom, the water outlet pipe 6 is arranged in the middle part, the suspended matters are prevented from being discharged from the water outlet pipe 6, the water mud is prevented from being discharged, and the working effect of the device is ensured.

In one embodiment, the driving mechanism comprises a mounting block 8 arranged on the inner wall of the treatment box 1, a cavity 9 is arranged in the mounting block 8, a bidirectional motor 10 is arranged at the bottom of the cavity 9, a gear 20 is arranged at one output end of the bidirectional motor 10, a rack 11 is arranged on the inner side of the annular ring 4, and the gear 20 is meshed with the rack 11.

Specifically, when the annular ring 4 needs to be driven to rotate, the bidirectional motor 10 starts to work, the gear 20 is driven to rotate, the gear 20 drives the rack 11 to move, the annular ring 4 rotates along with the rack 11, the scraper 5 is driven to move, and the mounting block 8 is used for supporting the bidirectional motor 10.

In one embodiment, a stirring rod 12 in rotary connection is disposed above the aeration mechanism on one side of the outer wall of the mounting block 8, one end of the stirring rod 12 extends to the inner side of the cavity 9 and is provided with a first bevel gear 13, the other output end of the bidirectional motor 10 is provided with a second bevel gear 14, the second bevel gear 14 is meshed with the first bevel gear 13, a valve is disposed in the water outlet pipe 6 in a matched manner, and the water outlet pipe 6 is located on one side of the stirring rod 12.

Specifically, when the bidirectional motor 10 in the cavity 9 works, the second bevel gear 14 is driven to rotate simultaneously, the second bevel gear 14 drives the first bevel gear 13 to rotate, and the stirring rod 12 rotates along with the first bevel gear 13, so that bubbles generated by the aeration mechanism are further broken, tiny bubbles are ensured to be generated, the working effect of the aeration mechanism is ensured, the switch of the water outlet pipe 6 is controlled through the valve, and because the stirring rod 12 is positioned on one side of the water outlet pipe 6, when the stirring rod 12 rotates, wastewater on one side of the water outlet pipe 6 can be stirred, suspended matters are prevented from suspending on one side of the water outlet pipe 6, the suspended matters are ensured to rise or fall, and the phenomenon of water outlet and mud are further avoided.

As shown in fig. 1, in one embodiment, the slag scraping mechanism includes two transmission gears 15 and a power mechanism for driving the transmission gears 15 to rotate, two outer walls of the transmission gears 15 are sleeved with a same chain 16, two sides of an outer wall of the chain 16 are symmetrically provided with a push plate 17 in rotational connection, one end of the push plate 17 is in elastic connection with an outer wall of the chain 16 through a spring 18, and a collecting box 19 is arranged below one of the transmission gears 15 on an outer wall of the treatment box 1.

Specifically, when the slag scraping mechanism works, the power mechanism drives the two transmission gears 15 to synchronously rotate, the chain 16 moves along with the two transmission gears, so that the two pushing plates 17 are driven to move, after the pushing plates 17 are contacted with the wastewater surface, foam and scum on the wastewater surface are pushed to move towards the collecting box 19 until the foam and scum are pushed to the inside of the collecting box 19 to be collected, when the pushing plates 17 are contacted with the side wall of the treatment box 1, the pushing plates 17 can relatively rotate with the chain 16, the normal work of the chain 16 is prevented from being influenced, at the moment, the springs 18 are compressed, and when the pushing plates 17 are separated from the treatment box 1, the springs 18 can push the pushing plates 17 to recover to be in shape so as to facilitate the next work.

In one embodiment, the processing box 1 is detachably connected with the conical hopper 3 through bolts, and when the working time of the device is too long, the conical hopper 3 can be detached through the bolts, so that cleaning work is carried out on structures such as the scraping plate 5 and the annular ring 4.

As shown in FIG. 1, in one embodiment, two sides of the top of the reaction tank 2 are respectively provided with a water inlet pipe 21 and a dosing pipe 22, the bottoms of the inner walls of the reaction tank 2 are symmetrically provided with a servo motor 23, the output end of the servo motor 23 is provided with stirring blades 24, the two stirring blades 24 are arranged in a staggered manner, waste water is added into the reaction tank 2 through the water inlet pipe 21, a medicament is added into the reaction tank 2 through the dosing pipe 22, then the servo motor 23 starts to work, the stirring blades 24 are driven to rotate, the two stirring blades 24 are mutually matched, the waste water and the medicament are fully mixed, and the working effect of the device is guaranteed.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.

Claims

1. The improved air flotation device is characterized by comprising a treatment box (1), a reaction box (2) and a slag scraping mechanism, wherein the treatment box (1) is communicated with the reaction box (2), an aeration mechanism is arranged in the treatment box (1), the slag scraping mechanism is positioned above the treatment box (1), a conical hopper (3) is arranged at the bottom of the treatment box (1), and a water outlet pipe (6) is arranged above the aeration mechanism on the inner wall of the treatment box (1);

The utility model discloses a cone-shaped bucket, including cone-shaped bucket (3), processing box (1) inner wall in cone-shaped bucket (3) top is equipped with annular circle (4) of rotating connection, annular circle (4) bottom in cone-shaped bucket (3) inboard is equipped with scraper blade (5), scraper blade (5) are used for right the inner wall that cone-shaped bucket (3) clear up the work, be equipped with in processing box (1) and be used for driving annular circle (4) pivoted actuating mechanism, cone-shaped bucket (3) bottom can be dismantled and be connected with baffle (7).

2. The improved air flotation device according to claim 1, wherein the driving mechanism comprises a mounting block (8) arranged on the inner wall of the treatment box (1), a cavity (9) is arranged in the mounting block (8), a bidirectional motor (10) is arranged at the bottom of the cavity (9), a gear (20) is arranged at one output end of the bidirectional motor (10), a rack (11) is arranged on the inner side of the annular ring (4), and the gear (20) is meshed with the rack (11).

3. An improved air flotation device according to claim 2, characterized in that a stirring rod (12) in rotary connection is arranged above the aeration mechanism on one side of the outer wall of the mounting block (8), one end of the stirring rod (12) extends to the inner side of the cavity (9) and is provided with a first bevel gear (13), the other output end of the bidirectional motor (10) is provided with a second bevel gear (14), and the second bevel gear (14) is meshed with the first bevel gear (13).

4. The improved air flotation device according to claim 1, wherein the slag scraping mechanism comprises two transmission gears (15) and a power mechanism for driving the transmission gears (15) to rotate, the same chain (16) is sleeved on the outer walls of the two transmission gears (15), push plates (17) which are rotationally connected are symmetrically arranged on two sides of the outer walls of the chain (16), and one end of each push plate (17) is elastically connected with the outer walls of the chain (16) through a spring (18).

5. An improved flotation device according to claim 4, characterized in that the outer wall of the treatment tank (1) is provided with a collecting tank (19) below one of the transmission gears (15).

6. An improved flotation device according to claim 1, characterized in that the treatment tank (1) is detachably connected to the cone-shaped scoop (3) by means of bolts.

7. The improved air flotation device according to claim 1, wherein water inlet pipes (21) and dosing pipes (22) are respectively arranged on two sides of the top of the reaction box (2), servo motors (23) are symmetrically arranged at the bottom of the inner wall of the reaction box (2), stirring blades (24) are arranged at the output end of each servo motor (23), and two stirring blades (24) are arranged in a staggered mode.

8. An improved air flotation device according to claim 3, characterized in that the water outlet pipe (6) is internally provided with a valve in a matching manner, and the water outlet pipe (6) is positioned at one side of the stirring rod (12).