Air floatation device for waste water treatment

By using rubber flotation plates and brush rollers in the air flotation device, the problem of material accumulation on the flotation plate surface is solved, achieving efficient waste discharge.

CN223852337UActive Publication Date: 2026-01-30TAIXING SUEZ WASTE TREATMENT CO LTD
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Patent Information

Application Number
CN202423048322.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-11
Publication Date
2026-01-30
Estimated Expiration
2034-12-11

AI Technical Summary

Technical Problem

In existing air flotation devices, when air bubbles floating on the water surface push waste into the waste bin through a deflector, the adsorbent material tends to accumulate on the deflector surface, resulting in reduced deflection efficiency.

Method used

An air flotation device for wastewater treatment was designed, which uses rubber blades and a conveyor belt combined with a brush roller structure. The brush roller scrapes off the adhering substances on the surface of the blades, and air bubbles float the impurities to the collection chamber on the right side of the inner wall of the water tank to prevent accumulation.

Benefits of technology

It effectively prevents material accumulation on the surface of the paddle, improves paddle efficiency, and ensures efficient discharge of waste.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses an air floatation device for waste water treatment, which comprises a water tank and an aerator, the aerator is arranged on the left upper side of the water tank, an air dispersing impeller is arranged at the lower end of the aerator, a water inlet is arranged at the left end of the water tank, a conveying belt is arranged on the upper side of the water tank, and a plurality of shifting pieces are arranged on the surface of the conveying belt. A brush roller is arranged on the upper side of the conveying belt, supporting blocks are arranged on the front side and the rear side of the upper end of the water tank, the brush roller is arranged between the two supporting blocks, bearings are embedded in the front ends of the two supporting blocks, and fixing rods are arranged at the front end and the rear end of the brush roller; the brush roller is inserted into the bearing through the fixing rod to be fixedly connected with the supporting block, the poking piece inclines rightwards to pass through the brush roller from the lower end of the brush roller, the brush roller conducts rolling brushing on the conveying belt and the poking piece, attachments attached to the surface can be scraped off, and therefore the situation that waste is accumulated on the surface of the poking piece, the poking piece is thickened, and the water poking efficiency is affected is prevented.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of wastewater treatment, and particularly relates to a gas floating device for waste water treatment. BACKGROUND

[0002] The floating device is an effective water treatment technology, and is particularly suitable for treating waste water. The working principle is to make suspended solids, oil stains and other pollutants in waste water float up by introducing air bubbles, so as to separate the pollutants from water. However, the air bubbles floating on the water surface are designed to discharge waste materials to a waste material cabin by a paddle. When the conveying belt drives the paddle to move the waste materials, materials with adsorption will be adsorbed on the surface of the paddle, which causes the waste materials to accumulate on the surface of the paddle. When the waste materials on the surface of the paddle accumulate seriously, the efficiency of moving the floating waste materials will be reduced. CONTENT OF THE UTILITY MODEL

[0003] The utility model discloses a gas floating device for waste water treatment, which solves the problem of discharging waste materials to a waste material cabin by a paddle through air bubbles floating on the water surface, and the conveying belt drives the paddle to move the waste materials. When the paddle is driven by the conveying belt to move the waste materials, materials with adsorption will be adsorbed on the surface of the paddle, which causes the waste materials to accumulate on the surface of the paddle. When the waste materials on the surface of the paddle accumulate seriously, the efficiency of moving the floating waste materials will be reduced.

[0004] To achieve the above object, the utility model provides the following technical scheme: a gas floating device for waste water treatment, comprising a water tank and an aerator.

[0005] The water tank is provided with an aerator on the left upper side, and the aerator is provided with a gas diffuser impeller at the lower end. The water tank is provided with a water inlet on the left end, and the water tank is provided with a conveying belt on the upper side. The surface of the conveying belt is provided with a plurality of paddles, and the conveying belt drives the paddles to move the waste materials floating on the water surface.

[0006] The conveying belt is provided with a brush roller on the upper side.

[0007] The water tank is provided with support blocks on the front and rear sides of the upper end, and the brush roller is connected and fixed to the support blocks by being inserted into the bearings through the fixed rods.

[0008] Preferably, the support blocks are provided with fixed plates on the lower sides of the left and right ends, and the support blocks are fixed to the water tank by the bolts on the upper ends of the fixed plates.

[0009] Preferably, the support blocks and the fixed plates are connected and fixed by welding, and the bearings are embedded in the support blocks and connected and fixed to the support blocks by welding the outer rings of the bearings.

[0010] Preferably, a plurality of fixing blocks are arranged on the front and back sides of the upper end of the water tank, a rotating shaft is arranged between the front and back sides of the plurality of fixing blocks, a conveying belt is sleeved on the outer wall of the rotating shaft, and the conveying belt rotates on the upper side of the water tank through the rotating shaft.

[0011] Preferably, a motor is arranged on the right side of the rear end of the water tank, a transmission rod is arranged on the front end of the motor, the transmission rod is fixed between the fixing blocks, and the transmission rod is connected with the outer wall of the rotating shaft through a belt.

[0012] Preferably, a sewage outlet is arranged on the right side of the front end of the water tank, the sewage outlet is used for discharging waste in the sewage tank, a water outlet is arranged on the lower side of the right end of the water tank, and the water outlet is used for discharging treated water.

[0013] Preferably, a support frame is arranged between the motor and the water tank, the support frame is used for supporting and fixing the motor, a plurality of supporting feet are arranged on the lower end of the water tank, a supporting plate is arranged on the left upper side of the inner wall of the water tank, and the supporting plate is used for supporting and fixing the aerator.

[0014] Compared with the prior art, the air flotation device for waste water treatment has the following beneficial effects:

[0015] When the wastewater enters the water tank, the wastewater is wrapped by the bubbles blown out from the diffuser impeller, the impurities in the water are floated upwards through the bubble wrapping, when the bubble wrapping impurities float on the water surface, the rotating paddle is pushed to the right by the rotating paddle driven by the conveying belt, the floating impurity bubbles are pushed into the collecting tank on the right side of the inner wall of the water tank through the paddle, and the wastewater is discharged outward through the sewage outlet, when the paddle is rotated by the conveying belt, the brush roller between the two supporting blocks on the upper end of the water tank can brush off the impurities attached to the surface of the conveying belt and the paddle, the paddle is pulled by the left moving conveying belt when the paddle contacts the brush roller, so that the paddle is inclined to the right and passes through the brush roller from the lower end of the brush roller, the adhering matters attached to the surface are scraped off through the rolling and brushing of the brush roller on the conveying belt and the paddle, so that the paddle is prevented from being thickened due to the accumulation of waste on the surface of the paddle, and the water pushing efficiency is affected. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structural schematic view of the air flotation device for waste water treatment.

[0017] Figure 2 It is a front planing structural schematic view of the air flotation device for waste water treatment.

[0018] Figure 3 It is a connecting structural schematic view of the brush roller and the supporting block.

[0019] Figure 4 It is the planing structure schematic diagram of the brush roller and the support block upper end connection of the utility model.

[0020] In the figure: 1, support foot; 2, water tank; 3, support plate; 4, aerator; 5, conveying belt; 6, paddle; 7, brush roller; 8, fixed block; 9, motor; 10, support frame; 11, transmission rod; 12, belt; 13, drain; 14, sewage outlet; 15, rotating shaft; 16, fixed rod; 17, water inlet; 18, air diffuser impeller; 19, support block; 20, fixed sheet; 21, bolt; 22, bearing. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0022] The utility model provides a kind of air flotation device for waste water treatment as Figures 1-4 As shown in the figure, including water tank 2 and aerator 4;

[0023] Water tank 2 left upper side is provided with aerator 4, and the lower end of aerator 4 is provided with air diffuser impeller 18, the left end of water tank 2 is provided with water inlet 17, the upper side of water tank 2 is provided with conveying belt 5, and the surface of conveying belt 5 is provided with a plurality of paddles 6, conveying belt 5 drives paddle 6 to move waste material floating on the water surface, waste water enters the inside of water tank 2 through water inlet 17, and is wrapped by the air bubbles blown from air diffuser impeller 18 at the same time when waste water enters the inside of water tank 2, and the impurities in water are floated upwards by wrapping with air bubbles, and when the air bubble wrapped with impurities floats on the water surface, it is moved to the right by the rotating paddle 6 driven by conveying belt 5, and the floating impurity air bubble is moved to the collection cabin on the right side of the inner wall of water tank 2 by paddle 6;

[0024] The upper side of conveying belt 5 is provided with brush roller 7;

[0025] The upper end of water tank 2 is provided with support block 19 on the front and rear sides, brush roller 7 is arranged between the two support blocks 19, bearing 22 is embedded in the front end of the two support blocks 19, fixed rod 16 is arranged on the front and rear ends of brush roller 7, and brush roller 7 is connected and fixed with support block 19 by inserting fixed rod 16 into bearing 22.

[0026] When paddle 6 contacts brush roller 7, it will be pulled by left-moving conveying belt 5, so that paddle 6 is inclined to the right and passes through brush roller 7 from the lower end of brush roller 7, and the adhering matter adhered to the surface can be scraped off by rolling and brushing conveying belt 5 and paddle 6 by brush roller 7.

[0027] As Figure 3 and Figure 4 shown, the two support blocks 19 are provided with fixing pieces 20 on the lower side of the left and right ends, the upper end of the two fixing pieces 20 is provided with a bolt 21, the two support blocks 19 are fixed on the upper end of the water tank 2 through the bolt 21 on the upper end of the fixing piece 20, the two support blocks 19 and the fixing piece 20 are fixed by welding connection, and the two bearings 22 are embedded in the support block 19 and are connected and fixed with the support block 19 through the welding of the outer ring of the bearing 22.

[0028] The brush roller 7 is inserted into the bearing 22 embedded in the support block 19 through the connecting rod to be fixed, so that the brush roller 7 can rotate to brush the conveying belt 5 and the paddle 6, and the two support blocks 19 are fixed on the upper end of the water tank 2 through the bolt 21 on the upper end of the fixing piece 20.

[0029] As Figure 1 and Figure 2 shown, the water tank 2 is provided with a plurality of fixing blocks 8 on the upper end of the front and rear sides, a plurality of fixing blocks 8 are inserted and arranged between the front and rear sides, and a rotating shaft 15 is arranged between the two rotating shafts 15, the outer wall of the two rotating shafts 15 is sleeved with a conveying belt 5, the conveying belt 5 rotates on the upper side of the water tank 2 through the rotating shaft 15, the water tank 2 is provided with a motor 9 on the right side of the rear end, the motor 9 is provided with a transmission rod 11 on the front end, the transmission rod 11 is inserted and fixed between the fixing blocks 8, and the transmission rod 11 is connected with the outer wall of the rotating shaft 15 through a belt 12.

[0030] The motor 9 drives the transmission rod 11 to rotate, which drives the rotating shaft 15 to convey power through the belt 12, so that the rotating shaft 15 drives the conveying belt 5 on the outer wall to rotate.

[0031] As Figure 1 and Figure 2 shown, the water tank 2 is provided with a sewage outlet 14 on the right side of the front end, the sewage outlet 14 is used for discharging waste in the sewage tank, the water tank 2 is provided with a water outlet 13 on the lower side of the right end, the water outlet 13 is used for discharging treated water, the motor 9 and the water tank 2 are provided with a support frame 10, the support frame 10 is used for supporting and fixing the motor 9, the water tank 2 is provided with a plurality of supporting feet 1 on the lower end, the inner wall of the water tank 2 is provided with a supporting plate 3 on the upper left side, and the supporting plate 3 is used for supporting and fixing the aerator 4.

[0032] The floating impurity bubbles are pushed to the collection tank on the right side of the inner wall of the water tank 2, and the waste water is discharged outward through the sewage outlet 14, and the treated water is discharged outward from the water outlet 13.

[0033] The utility model discloses a working principle: the wastewater enters the water tank 2 inside through the water inlet 17, and the wastewater enters the water tank 2 inside simultaneously with being wrapped by the bubble that blows out from the air diffuser impeller 18, and the impurity in water is floated upwards through the bubble wrapping, when the bubble of wrapping impurity floats on the water surface, will be driven by the right of the paddle 6 of the rotating paddle 6, and the floating impurity bubble is driven to the collection cabin in the right inner wall of water tank 2 through the paddle 6, and the wastewater is discharged outward through the blow-off port 14, when the paddle 6 is rotated under the drive of the conveying belt 5, the brush roller 7 between the two support blocks 19 on the upper end of water tank 2 can brush the impurity that the conveying belt 5 and the paddle 6 surface adhere, and the paddle and the conveying belt 5 are made of rubber and have high strength toughness, when the paddle 6 contacts the brush roller 7, will be pulled by the conveying belt 5 that moves left, thereby makes the paddle 6 right-tilted from the lower end of the brush roller 7 through the brush roller 7, and the adhering material on the surface can be scraped through the brush roller 7 to the conveying belt 5 and the paddle 6.

[0034] Finally, it should be noted that: the above only for the preferred embodiments of the utility model have described, and do not limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part technical feature, any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be contained in the protection scope of the utility model.

Claims

1. A waste water treatment air flotation device, comprising a water tank (2) and an aerator (4); The water tank (2) is provided with an aerator (4) on the left upper side, the lower end of the aerator (4) is provided with a diffuser impeller (18), the left end of the water tank (2) is provided with a water inlet (17), the upper side of the water tank (2) is provided with a conveyor belt (5), the surface of the conveyor belt (5) is provided with a plurality of paddles (6), the conveyor belt (5) drives the paddles (6) to move the waste floating on the water surface; The upper side of the conveyor belt (5) is provided with a brush roller (7); characterized in that The upper end of the water tank (2) is provided with a support block (19) on the front and back sides, the brush roller (7) is embedded in the bearing (22) at the front end of the two support blocks (19), the brush roller (7) is provided with a fixed rod (16) at the front and back ends, and the brush roller (7) is connected and fixed with the support block (19) by inserting the fixed rod (16) into the bearing (22).

2. The air floatation device for waste water treatment according to claim 1, characterized in that: The lower side of the two support blocks (19) is provided with a fixed sheet (20) on the left and right ends, the upper end of the two fixed sheets (20) is provided with a bolt (21), and the two support blocks (19) are fixed on the upper end of the water tank (2) by the bolts (21) on the upper end of the fixed sheets (20).

3. The air floatation device for waste water treatment according to claim 1, characterized in that: The two support blocks (19) and the fixed sheets (20) are connected and fixed by welding, and the two bearings (22) are embedded in the support blocks (19) and are connected and fixed with the support blocks (19) by welding the outer rings of the bearings (22).

4. The air floatation device for waste water treatment according to claim 1, characterized in that: The upper end of the water tank (2) is provided with a plurality of fixed blocks (8) on the front and back sides, a rotating shaft (15) is inserted and arranged between the plurality of fixed blocks (8), and the conveyor belt (5) is sleeved on the outer wall of the two rotating shafts (15).

5. The air floatation device for waste water treatment according to claim 1, characterized in that: The rear right side of the water tank (2) is provided with a motor (9), the front end of the motor (9) is provided with a transmission rod (11), the transmission rod (11) is inserted and fixed between the fixed blocks (8), and the transmission rod (11) is connected with the outer wall of the rotating shaft (15) through the belt (12).

6. The air flotation device for waste water treatment according to claim 1, characterized in that: The front right side of the water tank (2) is provided with a sewage outlet (14), the sewage outlet (14) is used for discharging waste in the sewage tank, and the lower right side of the water tank (2) is provided with a water outlet (13), the water outlet (13) is used for discharging treated water.

7. The air flotation device for waste water treatment according to claim 5, characterized in that: The motor (9) and the water tank (2) are provided with a support frame (10), the support frame (10) is used for supporting and fixing the motor (9), the lower end of the water tank (2) is provided with a plurality of support feet (1), the inner wall of the water tank (2) is provided with a support plate (3) on the left upper side, and the support plate (3) is used for supporting and fixing the aerator (4).