CN116119765A

CN116119765A - Vertical dissolved air floatation machine

Info

Publication number: CN116119765A
Application number: CN202310416619.XA
Authority: CN
Inventors: 梁传寅; 于安方; 卜红伟
Original assignee: Zhongqiao Tus Shandong New Material Technology Co ltd
Current assignee: Zhongqiao Tus Shandong New Material Technology Co ltd
Priority date: 2023-04-19
Filing date: 2023-04-19
Publication date: 2023-05-16
Anticipated expiration: 2043-04-19
Also published as: CN116119765B

Abstract

The invention relates to the technical field of air floating machines and discloses a vertical dissolved air floating machine which comprises a machine body, a slag discharging channel and an air floating pool, wherein two transmission shafts are rotatably arranged between inner walls of two opposite sides of the machine body above the air floating pool, chain wheels are fixedly arranged on the outer surfaces of two ends of each transmission shaft, chains are sleeved on the outer surfaces of two chain wheels on the same end of each transmission shaft, and a plurality of slag scraping plates are uniformly and fixedly arranged on the outer surfaces of the two chains. According to the invention, the water pump in the water storage cavity is pumped into the conducting pipe through the hose, so that the conducting pipe sprays water on the scum scraping plate after scum scraping through the plurality of spray heads, so that residual scum adhered on the scum scraping plate is washed clean, the scum on the surface of the scum scraping plate is prevented from being brought into the floatation tank again when the scum scraping plate enters the floatation tank next time, the scum scraping effect on the surface of the floatation tank is influenced, and the working efficiency of scum scraping is improved.

Description

Vertical dissolved air floatation machine

Technical Field

The invention relates to the technical field of air floaters, in particular to a vertical dissolved air floatation machine.

Background

The dissolved air flotation machine is sewage treatment equipment commonly used in industry, and the main principle is that air sent into an air tank by an air compressor is brought into the dissolved air tank through a jet device, is forcedly dissolved in water under the air pressure to form dissolved air water, and is sent into an air flotation tank; under the condition of sudden release, air dissolved in water is separated out to form a large number of micro-bubble groups, and the micro-bubble groups are fully contacted with suspended matters in the pumped and flocculated sewage after dosing, and are adsorbed in the flocculated suspended matters in the slow rising process, so that the density of the suspended matters is reduced and the suspended matters float to the water surface, and the purpose of removing solid suspended matters in the sewage is achieved.

Because the viscidity of dross is great in reality, at the in-process that the chain drove the scraper blade operation, can make when arranging the dross into the sediment groove, partial dross can adhere to the scraper blade, and the scraper blade can drive the dross on its surface again and enter into the air supporting pond in, has reduced the scraping effect of scraper blade to the dross in the air supporting pond, and leads to scraping sediment work efficiency and reduce.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a vertical dissolved air flotation machine.

In order to achieve the above purpose, the present invention adopts the following technical scheme:

the utility model provides a vertical dissolved air flotation machine, includes organism, sediment passageway and air supporting pond, the organism is located and rotates between the relative both sides inner wall of air supporting pond top and install two transmission shafts, two the equal fixed mounting of both ends surface of transmission shaft has the sprocket, two the cover of two sprocket surface of transmission shaft homoend is equipped with the chain, two the even fixed mounting of surface of chain has the polylith to scrape the slag plate, the organism is close to the inner wall fixed mounting of sediment passageway one end and has C shaped plate and two fixed plates, be formed with middle part open-ended water storage chamber between C shaped plate and the one of them fixed plate, two the top slope fixed mounting of fixed plate has the guide plate to the drainage of water storage chamber, the organism is close to two spouts have been run through to the relative both sides surface of sediment passageway top, two the inner wall of spout is slidable mounting has two sliders respectively, two fixed mounting has the guide tube between the sliders, the lower surface of guide tube evenly fixed mounting has a plurality of spray heads rather than inside being linked together, the organism is close to the inside fixed mounting suction pump of sediment passageway one end, the suction pump promotes the guide tube and the inside of guide tube that is equipped with the guide tube and the inside of hose that the hose is located the inside of the drive mechanism that the drive the body is close to the guide tube.

As a further scheme of the invention, the pushing mechanism comprises two cams fixedly arranged on the outer surfaces of two ends of the transmission shaft, a vertical plate is fixedly arranged on the outer surface of the machine body, which is close to the sliding groove, two guide rods are uniformly penetrated through the outer surface of the vertical plate, a push plate is fixedly arranged at one end, which is close to the cams, of each guide rod, the push plate is fixedly arranged on the outer surface of the sliding block, the push plate is propped against the outer surface of the cam, and a propping assembly is arranged on the outer surface of each guide rod.

As a further scheme of the invention, the abutting assembly comprises a compression spring sleeved on the outer surface of the guide rod, and the compression spring is arranged between the vertical plate and the push plate.

As a further scheme of the invention, the draining mechanism comprises two toothed rollers rotatably arranged between the inner walls of two opposite sides of the machine body, the outer surfaces of the two toothed rollers are sleeved with draining belts, a plurality of draining holes are uniformly formed in the outer surfaces of the draining belts in a penetrating manner, the draining belts are obliquely arranged in the direction of a slag discharging channel, and a transmission mechanism is arranged between one transmission shaft close to the guide pipe and one toothed roller.

As a further scheme of the invention, the transmission mechanism comprises two driven gears fixedly arranged at the two end parts of the toothed roller, the machine body is provided with a support shaft in a rotating way near the outer surfaces of the driven gears, the outer surface of the support shaft is fixedly provided with a driving gear, the driving gear is meshed with the driven gears, the outer surfaces of the support shaft and the transmission shaft are respectively fixedly provided with two belt wheels, and the outer surfaces of the two belt wheels are sleeved with belts.

As a further scheme of the invention, the outer surface of the C-shaped plate, which is close to the middle part of the air floatation tank, is uniformly provided with a plurality of water supplementing holes for supplementing water into the water storage cavity in a penetrating way, and the inner side of the C-shaped plate, which is close to the water storage cavity, is provided with a plugging component.

As a further scheme of the invention, the plugging assembly comprises a C-shaped guide frame fixedly arranged on the inner side of the C-shaped plate, a sealing plate is slidably arranged between the two opposite sides of the C-shaped guide frame, the sealing plate abuts against the surface of the C-shaped plate, and a plurality of floating balls are uniformly and fixedly arranged on the outer surface of one side, far away from the C-shaped plate, of the sealing plate.

As a further scheme of the invention, the outer surface of the fixing plate close to the lowest end of the draining belt is fixedly provided with the cleaning brush, and the cleaning brush is propped against the outer surface of the draining belt.

The beneficial effects of the invention are as follows:

1. the suction pump is used for pumping water in the water storage cavity into the conducting pipe through the hose, so that the conducting pipe sprays water on the scum scraping plate after scum scraping through the spray headers, residual scum adhered to the scum scraping plate is washed cleanly, scum on the surface of the scum scraping plate is prevented from being brought into the floatation tank again when the scum scraping plate enters the floatation tank next time, the scum scraping effect on the surface of the floatation tank is influenced, and the working efficiency of scum scraping is improved.

2. Through using the slider to carry out movable mounting to the pipe that switches on, when making the transmission shaft drive scrape the slag plate and remove the below of shower head, fixed mounting in the cam of transmission shaft tip will promote the push pedal and remove to the direction of riser, make the push pedal drive the pipe that switches on through the slider and remove, thereby make a plurality of shower heads of installing in the pipe lower surface can outwards remove the washing from scraping one side that the slag plate is close to the chain, so that the shower head thoroughly washes the dross of slag plate surface adhesion, avoid leading to the shower head to wash the dross back in the air supporting pond because of the angle change when scraping the slag plate and removing to sprocket department.

Drawings

FIG. 1 is a schematic diagram of a front view structure of a vertical dissolved air flotation machine according to the present invention;

FIG. 2 is a schematic cross-sectional view of a vertical dissolved air flotation machine according to the present invention;

FIG. 3 is a schematic diagram of the internal structure of a vertical dissolved air flotation machine according to the present invention;

fig. 4 is a schematic rear view of a vertical dissolved air flotation machine according to the present invention;

FIG. 5 is a schematic diagram of the installation position of a draining mechanism of a vertical dissolved air flotation machine;

FIG. 6 is a schematic view of a C-shaped plate structure of a vertical dissolved air flotation machine according to the present invention;

FIG. 7 is an enlarged view of the structure of FIG. 3 at A;

FIG. 8 is an enlarged view of the structure at B in FIG. 4;

fig. 9 is an enlarged view of the structure at C in fig. 5.

In the figure: 1. a body; 2. a slag discharging channel; 3. an air floatation tank; 4. a transmission shaft; 5. a sprocket; 6. a chain; 7. a slag scraping plate; 8. a C-shaped plate; 9. a fixing plate; 10. a deflector; 11. a chute; 12. a slide block; 13. a conduit; 14. a spray header; 15. a water pump; 16. a hose; 17. a cam; 18. a riser; 19. a guide rod; 20. a push plate; 21. a compression spring; 22. a tooth roller; 23. draining belt; 24. a belt wheel; 25. a belt; 26. cleaning a brush; 27. a support shaft; 28. a driven gear; 29. a water supplementing hole; 30. c-shaped guide frames; 31. a sealing plate; 32. a floating ball; 33. a driving gear.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.

Referring to fig. 1-9, a vertical dissolved air flotation machine comprises a machine body 1, a slag discharging channel 2 and an air flotation tank 3, wherein after compressed gas is introduced into sewage in the air flotation tank 3, bubbles are combined with flocculates in the sewage to enable the flocculates to float on liquid, solid-liquid separation is realized, the floated flocculates usually form a layer of thick scum above the air flotation tank 3, and the scum needs to be gradually scraped to the slag discharging channel 2 through a scum scraping plate 7; two transmission shafts 4 are rotatably arranged between the inner walls of two opposite sides of the machine body 1 above the air floatation tank 3, chain wheels 5 are fixedly arranged on the outer surfaces of two ends of the two transmission shafts 4, chains 6 are sleeved on the outer surfaces of the two chain wheels 5 at the same end of the two transmission shafts 4, a plurality of slag scraping plates 7 are uniformly and fixedly arranged on the outer surfaces of the two chains 6, a C-shaped plate 8 and two fixing plates 9 are fixedly arranged on the inner wall of the machine body 1, which is close to one end of the slag discharging channel 2, a water storage cavity with an opening in the middle is formed between the C-shaped plate 8 and one of the fixing plates 9, guide plates 10 for guiding the water storage cavity are obliquely and fixedly arranged at the top ends of the two fixing plates 9, two sliding grooves 11 are formed in a penetrating way on the outer surfaces of two opposite sides of the machine body 1, which are close to the upper part of the slag discharging channel 2, the inner walls of the two sliding grooves 11 are respectively and slidably provided with two sliding blocks 12, a guide pipe 13 is fixedly arranged between the two sliding blocks 12, a plurality of spray heads 14 communicated with the inside of the guide pipe 13 are uniformly and fixedly arranged on the lower surface of the guide pipe 13, a water suction pump 15 is fixedly arranged in the machine body 1, which is close to the water storage cavity, a hose 16 is fixedly arranged at the water outlet end of the water suction pump 15 and one end of the guide pipe 13, the hose 16 is communicated with the inside of the guide pipe 13, a transmission shaft 4, which is close to the guide pipe 13, and the outer surface of the machine body 1 are provided with a pushing mechanism for pushing the sliding blocks 12 to move, and a draining mechanism is arranged in the machine body 1, which is positioned above the guide plate 10.

In this embodiment, the pushing mechanism includes two cams 17 fixedly mounted on the outer surfaces of two ends of the transmission shaft 4, a vertical plate 18 is fixedly mounted on the outer surface of the machine body 1, which is close to the chute 11, two guide rods 19 are uniformly inserted through the outer surface of the vertical plate 18, a push plate 20 is fixedly mounted on one end, which is close to the cams 17, of the two guide rods 19, the push plate 20 is fixedly mounted on the outer surface of the slider 12, the push plate 20 abuts against the outer surface of the cams 17, and a supporting component is arranged on the outer surface of the guide rods 19.

In this embodiment, the abutting assembly includes a compression spring 21 sleeved on the outer surface of the guide rod 19, and the compression spring 21 is disposed between the riser 18 and the push plate 20.

In this embodiment, the draining mechanism includes two tooth rollers 22 rotatably installed between the inner walls of two opposite sides of the machine body 1, a draining belt 23 is sleeved on the outer surfaces of the two tooth rollers 22, teeth are arranged on the surfaces of the tooth rollers 22, tooth grooves matched with the teeth on the surfaces of the tooth rollers 22 are arranged on the inner walls of the draining belt 23, slipping is avoided between the tooth rollers 22 and the draining belt 23, a plurality of draining holes are uniformly formed in the outer surfaces of the draining belt 23 in a penetrating mode, the draining belt 23 is obliquely arranged in the direction of the deslagging channel 2, and a transmission mechanism is arranged between one transmission shaft 4 close to the guide pipe 13 and one tooth roller 22.

In this embodiment, the transmission mechanism includes two driven gears 28 fixedly mounted at two ends of the toothed roller 22, the machine body 1 is rotatably mounted with a support shaft 27 near the outer surface of the driven gears 28, the outer surface of the support shaft 27 is fixedly mounted with a driving gear 33, the driving gear 33 is meshed with the driven gears 28, and the driving gear 33 is arranged to drive the driven gears 28, so as to reverse the moving direction of the draining belt 23, so that the draining belt 23 can convey scum towards the slag discharging channel 2; two belt pulleys 24 are fixedly arranged on the outer surfaces of the support shaft 27 and the transmission shaft 4 respectively, and belts 25 are sleeved on the outer surfaces of the two belt pulleys 24.

In this embodiment, the outer surface of the C-shaped plate 8 near the middle part of the air floatation tank 3 is uniformly penetrated and provided with a plurality of water supplementing holes 29 for supplementing water into the water storage cavity, and the inner side of the C-shaped plate 8 near the water storage cavity is provided with a plugging component.

In this embodiment, the plugging assembly includes a C-shaped guide frame 30 fixedly mounted on the inner side of the C-shaped plate 8, a sealing plate 31 is slidably mounted between two opposite sides of the C-shaped guide frame 30, the sealing plate 31 abuts against the surface of the C-shaped plate 8, and a plurality of floating balls 32 are uniformly and fixedly mounted on the outer surface of one side of the sealing plate 31 away from the C-shaped plate 8.

In this embodiment, the cleaning brush 26 is fixedly mounted on the outer surface of the fixing plate 9 near the lowest end of the draining belt 23, and the cleaning brush 26 abuts against the outer surface of the draining belt 23, so that the cleaning brush 26 can clean the surface of the draining belt 23, and the phenomenon that scum blocks the draining holes on the surface of the draining belt 23 to affect the draining effect of scum is avoided.

From the above description, it can be seen that the above embodiments of the present invention achieve the following technical effects: when the floating slag scraping device is used, the water pump 15 pumps the water in the water storage cavity into the conducting pipe 13 through the hose 16, so that the conducting pipe 13 sprays water on the slag scraping plate 7 after the slag is scraped through the plurality of spray heads 14, residual slag adhered to the slag scraping plate 7 is washed cleanly, and the phenomenon that the slag on the surface of the slag scraping plate 7 is brought into the air floatation tank 3 again when the slag scraping plate 7 enters the air floatation tank 3 next time is avoided, and the scraping effect on the slag on the surface of the air floatation tank 3 is affected;

when the guide pipe 13 is movably installed by the sliding block 12, and the driving shaft 4 drives the slag scraping plate 7 to move below the spray heads 14, the cam 17 fixedly installed at the end part of the driving shaft 4 pushes the push plate 20 to move towards the vertical plate 18, so that the push plate 20 drives the guide pipe 13 to move by the sliding block 12, a plurality of spray heads 14 installed on the lower surface of the guide pipe 13 can move outwards from one side of the slag scraping plate 7 close to the chain 6 for flushing, so that the spray heads 14 thoroughly flush scums adhered to the surface of the slag scraping plate 7, and the phenomenon that the spray heads 14 flush scums back into the air floatation tank 3 due to angle change when the slag scraping plate 7 moves to the chain wheel 5 is avoided;

when the transmission shaft 4 rotates, the transmission shaft 4 drives the supporting shaft 27 to rotate through the belt wheel 24 and the belt 25, so that the supporting shaft 27 drives the driving gear 33 to rotate, the driving gear 33 drives the driven gear 28 meshed with the driving gear 33 to rotate, the driven gear 28 drives the toothed roller 22 to rotate, the toothed roller 22 conveys scum falling on the water draining belt 23 into the slag discharging channel 2 so as to perform centralized treatment on the scum, the scum is scraped to the surface of the water draining belt 23, water carried in the scum can fall on the guide plate 10 from the water draining holes on the surface of the water draining belt 23, the guide plate 10 guides the drained water into the water storage cavity, so that the water in the water storage cavity is pumped by the water pump 15 to flush the surface of the scum scraping plate 7, and the phenomenon that untreated sewage in the water floating tank 3 is directly discharged into the slag discharging channel 2 when the water is directly pumped from the water floating tank 3 by the water pump 15 is avoided, so that the sewage treatment is incomplete;

when the water level in the water storage cavity enclosed by the C-shaped plate 8 and the fixed plate 9 is lower and the water pumping condition of the water pump 15 cannot be met soon, the floating ball 32 fixedly arranged on the outer surface of the sealing plate 31 descends along with the water level, so that the sealing plate 31 moves downwards, the water supplementing hole 29 is opened by the sealing plate 31, water in the middle of the air floatation tank 3 can infiltrate into the water storage cavity so as to supplement water in the water storage cavity, so that the water pumping condition of the water pump 15 is met, after the water level in the water storage cavity reaches a certain height, the floating ball 32 drives the sealing plate 31 to move upwards, the sealing plate 31 is used for plugging the water supplementing hole 29, and the water in the air floatation tank 3 is prevented from overflowing from the slag discharging channel 2 directly.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a vertical dissolved air flotation machine, includes organism (1), arranges sediment passageway (2) and air supporting pond (3), organism (1) is located and rotates between the relative both sides inner wall of air supporting pond (3) top and install two transmission shafts (4), two equal fixed mounting in both ends surface of transmission shaft (4) has sprocket (5), two sprocket (5) surface cover of transmission shaft (4) homoend is equipped with chain (6), two the even fixed mounting of surface of chain (6) has polylith to scrape sediment board (7), a serial communication port, the inner wall fixed mounting that organism (1) is close to sediment passageway (2) one end has C shaped plate (8) and two fixed plates (9), be formed with the water storage chamber of middle part opening between C shaped plate (8) and one of them fixed plate (9), two inclined fixed mounting in top of fixed plate (9) has guide plate (10) to the drainage of water storage chamber, the relative both sides surface that organism (1) is close to sediment passageway (2) top runs through and opens two spouts (11), two guide tubes (12) are installed down in the equal fixed mounting of two guide tubes (13) between two guide tubes (13), the inside fixed mounting that organism (1) is close to the water storage chamber has suction pump (15), the play water end of suction pump (15) is fixed mounting with the one end of switch-on pipe (13) has hose (16), and hose (16) are linked together with the inside of switch-on pipe (13), is close to a transmission shaft (4) of switch-on pipe (13) and the surface of organism (1) are equipped with the pushing mechanism who promotes slider (12) and remove, the inside that organism (1) is located guide plate (10) top is equipped with drainage mechanism.

2. The vertical dissolved air flotation machine according to claim 1, wherein the pushing mechanism comprises two cams (17) fixedly mounted on the outer surfaces of two ends of the transmission shaft (4), a vertical plate (18) is fixedly mounted on the outer surface of the machine body (1) close to the sliding groove (11), two guide rods (19) uniformly penetrate through the outer surface of the vertical plate (18), a push plate (20) is fixedly mounted on one end, close to the cams (17), of each guide rod (19), the push plate (20) is fixedly mounted on the outer surface of the sliding block (12), the push plate (20) abuts against the outer surface of the cams (17), and a supporting component is arranged on the outer surface of each guide rod (19).

3. The vertical dissolved air flotation machine according to claim 2, wherein the abutting assembly comprises a compression spring (21) sleeved on the outer surface of the guide rod (19), and the compression spring (21) is arranged between the vertical plate (18) and the pushing plate (20).

4. The vertical dissolved air flotation machine according to claim 1, wherein the draining mechanism comprises two toothed rollers (22) rotatably mounted between inner walls of two opposite sides of the machine body (1), a draining belt (23) is sleeved on the outer surface of each toothed roller (22), a plurality of draining holes are uniformly formed in the outer surface of each draining belt (23) in a penetrating mode, the draining belts (23) are obliquely arranged in the direction of the deslagging channel (2), and a transmission mechanism is arranged between one transmission shaft (4) close to the conducting tube (13) and one toothed roller (22).

5. The vertical dissolved air flotation machine according to claim 4, wherein the transmission mechanism comprises two driven gears (28) fixedly mounted at two end parts of the toothed roller (22), a supporting shaft (27) is rotatably mounted on the outer surface of the machine body (1) close to the driven gears (28), a driving gear (33) is fixedly mounted on the outer surface of the supporting shaft (27), the driving gear (33) is meshed with the driven gears (28), two belt pulleys (24) are fixedly mounted on the outer surfaces of the supporting shaft (27) and the transmission shaft (4), and a belt (25) is sleeved on the outer surfaces of the two belt pulleys (24).

6. The vertical dissolved air flotation machine according to claim 1, wherein a plurality of water supplementing holes (29) for supplementing water into the water storage cavity are uniformly formed in the outer surface of the C-shaped plate (8) close to the middle of the air flotation tank (3), and a plugging component is arranged on the inner side of the C-shaped plate (8) close to the water storage cavity.

7. The vertical dissolved air flotation machine according to claim 6, wherein the plugging assembly comprises a C-shaped guide frame (30) fixedly mounted on the inner side of the C-shaped plate (8), a sealing plate (31) is slidably mounted between two opposite sides of the C-shaped guide frame (30), the sealing plate (31) abuts against the surface of the C-shaped plate (8), and a plurality of floating balls (32) are uniformly and fixedly mounted on the outer surface of one side, far away from the C-shaped plate (8), of the sealing plate (31).

8. The vertical dissolved air flotation machine according to claim 4, wherein a cleaning brush (26) is fixedly arranged on the outer surface of a fixing plate (9) near the lowest end of the draining belt (23), and the cleaning brush (26) is abutted against the outer surface of the draining belt (23).