Multistage efficient air flotation device

Abstract

The utility model discloses a multistage efficient air flotation device, which belongs to the technical field of air flotation devices and comprises a base, a plurality of air flotation tanks and a plurality of circulating pumps are fixedly mounted on the upper surface of the base, and the inlet end and the outlet end of each circulating pump are respectively communicated with two adjacent air flotation tanks. A plurality of auxiliary conveying pipes are mounted on the air floatation tank in a penetrating manner, and the same main conveying pipe is mounted among the plurality of auxiliary conveying pipes in a communicating manner; a plurality of air floatation tanks are arranged to be matched with a circulating pump for use, the circulating pump can pump sewage in a previous air floatation tank into a next air floatation tank, multi-stage air floatation treatment is realized, reciprocating motion of a collecting box can be realized by utilizing rotation of a reciprocating lead screw, and then liquid surface floating dirt in the air floatation tanks can be quickly collected; the air flotation efficiency is prevented from being affected by accumulation of floating dirt, efficient operation is achieved, and the collecting box can be conveniently disassembled and assembled through the locking rod and is convenient to disassemble, assemble, clean and use.

Description

TECHNICAL FIELD

[0001] The utility model belongs to air floatation device technical field, concretely relates to a kind of multistage high-efficiency air floatation device. BACKGROUND

[0002] Air floatation device is with air in the form of small bubbles into water, make small bubbles and water suspended particles adhere, form water-gas-particle three-phase mixed system, particle adheres bubble, density less than water is just floating to water surface, form dross layer, separate from water, air floatation device is used in sewage treatment more.

[0003] The existing air floatation device cannot quickly clean and remove floating pollutants on the surface of sewage after gas is introduced into sewage, and needs to be stopped for treatment when there are more floating pollutants, reducing work efficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of multistage high-efficiency air floatation device to solve the problems that the existing air floatation device cannot quickly clean and remove floating pollutants on the surface of sewage after gas is introduced into sewage in the above background art, and needs to be stopped for treatment when there are more floating pollutants, reducing work efficiency.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of multistage high-efficiency air floatation device, including base, the upper surface of the base is fixedly installed with several air floatation pools and several circulating pumps, the inlet end and outlet end of the circulating pump are communicated with adjacent two air floatation pools respectively, several sub-conveying pipes are installed on the air floatation pool, a same main conveying pipe is communicated and installed between several sub-conveying pipes, several sub-conveying pipes are fixedly installed with several spray heads on the outer surface of one end of air floatation pool, mounting bracket is slidably arranged on the air floatation pool, collecting box is arranged below the mounting bracket, water leakage opening is formed in the lower surface of the collecting box, the aperture of water leakage opening on several collecting boxes decreases sequentially from front to back, the front and rear sides of the collecting box are both provided with opening, two clamping plates are fixedly installed on the upper surface of the collecting box, two clamping holes are formed in the mounting bracket, the clamping plate and clamping hole are used in conjunction with each other, a same connecting plate is fixedly installed between two clamping plates, handle is fixedly installed on the upper surface of the connecting plate, sludge discharge port is formed in the side of the air floatation pool, sealing plate is arranged at the position of the side of the air floatation pool opposite to sludge discharge port, several bolts are threadedly installed between the sealing plate and air floatation pool.

[0006] By adopting the scheme, the circulating pump can pump the sewage in the previous air flotation tank to the next air flotation tank, multi-stage air flotation treatment is realized, the reciprocating screw rod is rotated to realize the reciprocating movement of the collecting box, and then the liquid surface floating dirt in the air flotation tank can be quickly collected, the floating dirt is prevented from being accumulated to affect the air flotation efficiency, efficient operation is achieved, the collecting box can be conveniently disassembled and assembled through the lock rod, and the use of disassembly and assembly is facilitated, the motor one is used in cooperation with the rotating shaft and the poking plate, the contact and mixing of the gas and the sewage can be accelerated, and the air flotation operation efficiency is further improved, and the sealing plate is used in cooperation with the bolt, the sealing plate can be removed after operation to clean the sludge at the bottom of the air flotation tank.

[0007] In the scheme, the motor one, the motor two and the circulating pump are electrically connected with the external power supply.

[0008] As a preferred embodiment, the same rotating shaft is rotatably installed between the air flotation tanks, one air flotation tank is fixedly installed with the motor one on the side, the output shaft of the motor one is fixedly connected with the rotating shaft, and the outer surface of the rotating shaft is fixedly installed with the poking plates.

[0009] By adopting the scheme, the motor one drives the rotating shaft to rotate, the rotating shaft drives the poking plates to rotate, the sewage is poked, the gas and the sewage can be more uniformly mixed, and the air flotation treatment effect is improved.

[0010] As a preferred embodiment, the air flotation tank is fixedly installed with the fixed blocks on the side, the connecting shafts are rotatably installed on the fixed blocks, the reciprocating screw rods are fixedly installed between the connecting shafts on the side of the air flotation tank, the connecting shafts on the side of two adjacent air flotation tanks are fixedly connected, one air flotation tank is fixedly installed with the motor two on the side, the output shaft of the motor two is fixedly connected with the connecting shaft at the corresponding position, and the outer surface of the reciprocating screw rod is threadedly installed with the threaded sleeve.

[0011] By adopting the scheme, the connecting shafts connect the reciprocating screw rods and the motor two, so that the motor two drives the reciprocating screw rods to synchronously rotate when the motor two works, the threaded sleeves drive the mounting frames to synchronously move, and the collecting boxes are synchronously moved to realize the quick removal effect of the floating dirt.

[0012] As a preferred embodiment, the air flotation tank is fixedly installed with the guide strips on the left and right sides, and the inner wall of the mounting frame is provided with the guide grooves for the sliding of the guide strips.

[0013] Adopting the above scheme, the guide strip is used in cooperation with the guide groove to support and guide the movement of the mounting frame, improve the movement stability, and avoid the shaking and tilting.

[0014] As a preferred implementation form, the inner wall of the handle and the connecting plate are fixedly installed with a guide rod, the outer surface of the guide rod is slidably installed with a sliding plate, the sliding plate and the handle are fixedly installed with a spring, the lower surface of the sliding plate is fixedly installed with a lock rod, and the lock rod is slidably penetrated through the connecting plate and cooperates with a lock groove formed on the upper surface of the collecting box.

[0015] Adopting the above scheme, the guide rod is used to support the sliding plate, so that the sliding plate drives the lock rod to move stably and is not prone to shaking, and the lock rod is used in cooperation with the spring, so that the elastic force of the spring can drive the lock rod to be quickly inserted into the lock groove, thereby realizing convenient locking operation.

[0016] As a preferred implementation form, the side surface of the sealing plate is attached with a sealing rubber ring, and the sealing rubber ring is provided with a circular hole through which a bolt passes.

[0017] Adopting the above scheme, the sealing rubber ring can ensure good sealing properties between the sealing plate and the air flotation tank.

[0018] Compared with the prior art, the utility model has the advantages that:

[0019] The multi-stage efficient air flotation device is provided with a plurality of air flotation tanks and a circulating pump, the circulating pump can pump sewage in a previous air flotation tank to a next air flotation tank, multi-stage air flotation treatment is realized, the reciprocating screw rod is rotated to realize reciprocating movement of the collecting box, thereby quickly collecting liquid surface floating pollutants in the air flotation tank, avoiding the accumulation of floating pollutants to affect the air flotation efficiency, achieving efficient operation, and the collecting box can be conveniently disassembled and assembled through the lock rod, facilitating disassembly and assembly and cleaning.

[0020] The multi-stage efficient air flotation device is provided with a motor one, a rotating shaft and a pushing plate, which can accelerate the contact and mixing of gas and sewage, further improve the air flotation operation efficiency, and the sealing plate is used in cooperation with the bolt to remove the sealing plate after operation, realizing the cleaning of the sludge at the bottom of the air flotation tank. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a structural schematic view of the utility model;

[0022] Figure 2 It is another angle structural schematic view of the utility model;

[0023] Figure 3 It is a structural schematic view of the motor one, the rotating shaft and the pushing plate of the utility model;

[0024] Figure 4 It is the structural schematic view of main conveying pipe and vice conveying pipe of the utility model;

[0025] Figure 5 It is the structural schematic view of mounting frame, collecting box and reciprocating screw of the utility model;

[0026] Figure 6 It is the structural schematic view of mounting frame and collecting box explosion of the utility model;

[0027] Figure 7 It is the structural schematic view of connecting plate of the utility model;

[0028] Figure 8 It is the structural schematic view of air floatation tank and sealing plate explosion of the utility model;

[0029] Figure 9 It is the structural schematic view of the utility model Figure 7 The enlarged structural schematic view of A place in the middle.

[0030] In the drawing: 1, base; 2, air floatation tank; 3, circulating pump; 4, main conveying pipe; 5, vice conveying pipe; 6, spray head; 7, mounting frame; 8, collecting box; 9, clamping plate; 10, connecting plate; 11, handle; 12, sealing plate; 13, bolt; 14, motor one; 15, rotating shaft; 16, actuating plate; 17, fixed block; 18, connecting shaft; 19, reciprocating screw; 20, threaded sleeve; 21, motor two; 22, guide strip; 23, sliding plate; 24, locking rod; 25, guide rod; 26, spring; 27, sealing rubber ring. DETAILED DESCRIPTION

[0031] Please refer to Figures 1-9 The utility model provides a kind of multi-stage high-efficiency air floatation device, including base 1, the upper surface of base 1 is fixedly installed with several air floatation tanks 2 and several circulating pumps 3, the import end and export end of circulating pump 3 are connected with adjacent two air floatation tanks 2 respectively, several vice conveying pipes 5 are installed on air floatation tank 2, one main conveying pipe 4 is installed in communication between several vice conveying pipes 5, several spray heads 6 are fixedly installed on the outer surface of one end of air floatation tank 2 where vice conveying pipe 5 is located, mounting frame 7 is slidably arranged on air floatation tank 2, collecting box 8 is arranged below mounting frame 7, water leakage opening is provided on the lower surface of collecting box 8, the aperture of water leakage opening on several collecting boxes 8 decreases sequentially from front to back, the front and rear sides of collecting box 8 are both provided with opening, two clamping plates 9 are fixedly installed on the upper surface of collecting box 8, two clamping holes are provided on mounting frame 7, clamping plate 9 and clamping hole are used in cooperation, one connecting plate 10 is fixedly installed between two clamping plates 9, handle 11 is fixedly installed on the upper surface of connecting plate 10, sludge discharge port is provided on the side of air floatation tank 2, sealing plate 12 is arranged at the position of the side of air floatation tank 2 opposite sludge discharge port, several bolts 13 are threadedly installed between sealing plate 12 and air floatation tank 2.

[0032] By setting multiple air flotation tanks 2 in cooperation with the circulating pump 3, the circulating pump 3 can pump the sewage in the previous air flotation tank 2 into the next air flotation tank 2, realizing multi-stage air flotation treatment. The rotation of the reciprocating screw rod 19 can realize the reciprocating motion of the collection box 8, and then the liquid surface floating pollutants in the air flotation tank 2 can be quickly collected, avoiding the accumulation of floating pollutants to affect the air flotation efficiency, achieving efficient operation. The collection box 8 can be conveniently disassembled and assembled through the locking rod 24, facilitating disassembly and assembly for cleaning. By setting the motor one 14 in cooperation with the rotating shaft 15 and the push plate 16, the contact and mixing of gas and sewage can be accelerated, further improving the air flotation efficiency. By using the sealing plate 12 in cooperation with the bolt 13, the sealing plate 12 can be removed after the operation is completed, realizing the cleaning of the sludge at the bottom of the air flotation tank 2.

[0033] A rotating shaft 15 is rotatably installed between the air flotation tanks 2. One of the air flotation tanks 2 is fixedly installed with a motor one 14. The output shaft of the motor one 14 is fixedly connected with the rotating shaft 15. A plurality of push plates 16 are fixedly installed on the outer surface of the rotating shaft 15. The plurality of push plates 16 are respectively located inside the plurality of air flotation tanks 2. The motor one 14 drives the rotating shaft 15 to rotate, and the rotating shaft 15 drives the push plates 16 to rotate, thereby stirring the sewage, so that the gas and the sewage can be mixed more uniformly, thereby improving the air flotation treatment effect.

[0034] Two fixed blocks 17 are fixedly installed on the side surface of the air flotation tank 2. A connecting shaft 18 is rotatably installed on the fixed block 17. A reciprocating screw rod 19 is fixedly installed between the two connecting shafts 18 on the side surface of the air flotation tank 2. Two adjacent connecting shafts 18 on the two air flotation tanks 2 are fixedly connected. One of the air flotation tanks 2 is fixedly installed with a motor two 21. The output shaft of the motor two 21 is fixedly connected with the connecting shaft 18 at the corresponding position. A threaded sleeve 20 is threadedly installed on the outer surface of the reciprocating screw rod 19. The threaded sleeve 20 is fixedly installed on the end of the mounting bracket 7 at the corresponding position. The connecting shaft 18 connects the plurality of reciprocating screw rods 19 and the motor two 21, so that the motor two 21 drives the plurality of reciprocating screw rods 19 to rotate synchronously, thereby driving the plurality of mounting brackets 7 to move synchronously through the threaded sleeve 20, and driving the plurality of collection boxes 8 to move synchronously, realizing the quick removal of floating pollutants.

[0035] A guide strip 22 is fixedly installed on the left and right side surfaces of the air flotation tank 2. A guide groove is formed in the inner wall of the mounting bracket 7 for the guide strip 22 to slide. The guide strip 22 cooperates with the guide groove to support and guide the movement of the mounting bracket 7, improving the movement stability and avoiding tilting.

[0036] The inner wall of the handle 11 and the connecting plate 10 are fixedly provided with a guide rod 25, the outer surface of the guide rod 25 is slidably provided with a sliding plate 23, the sliding plate 23 and the handle 11 are fixedly provided with a spring 26, the lower surface of the sliding plate 23 is fixedly provided with a lock rod 24, the lock rod 24 slidably penetrates the connecting plate 10 and cooperates with the lock slot formed on the upper surface of the collecting box 8, the guide rod 25 supports the sliding plate 23, so that the sliding plate 23 drives the lock rod 24 to move stably and is not easy to shake, and the lock rod 24 cooperates with the spring 26, the elastic force of the spring 26 can drive the lock rod 24 to quickly insert into the lock slot, so that convenient locking operation is realized.

[0037] The side surface of the sealing plate 12 is attached with a sealing rubber ring 27, and a circular hole for the bolt 13 to pass through is formed in the sealing rubber ring 27. The sealing rubber ring 27 can ensure good sealing properties between the sealing plate 12 and the air flotation tank 2.

[0038] In use, sewage is first added to the frontmost air flotation tank 2, gas is delivered to the auxiliary conveying pipe 5 through the main conveying pipe 4, and then sprayed into the sewage through the spray head 6. The gas and the sewage contact to realize air flotation operation treatment. At the same time, the motor 14 is started to drive the rotating shaft 15 to rotate the actuating plate 16, so that the sewage and the gas contact and mix more uniformly, improving the air flotation operation effect. After the air flotation in the first air flotation tank 2 is completed, the sewage is delivered to the next air flotation tank 2 through the circulating pump 3 for air flotation operation treatment again. Then, the process is repeated to realize multi-stage air flotation operation treatment. After the treatment is completed, the density of the pollutants is small, and the pollutants float on the liquid surface. The motor 21 is started to drive the connecting shaft 18 to rotate the reciprocating lead screw 19, and then drive the threaded sleeve 20 to move the mounting bracket 7, and then drive the collecting box 8 to move. The floating pollutants will enter the collecting box 8 through the opening. After the operation is completed, the sliding plate 23 can be pulled upward, and then the lock rod 24 moves away from the lock slot. At this time, the collecting box 8 is unlocked, the horizontally sliding collecting box 8 makes the clamping plate 9 separate from the clamping hole, the collecting box 8 is removed for cleaning, the bolt 13 is unscrewed to unlock and remove the sealing cover, and then the inside of the air flotation tank 2 is cleaned.

Claims

1. A multi-stage high efficiency air floatation device, characterized in that: The utility model provides a kind of air floatation tank, including base (1), the upper surface of the base (1) is fixedly installed with several air floatation tanks (2) and several circulating pumps (3), the inlet end and outlet end of the circulating pump (3) are connected with adjacent two air floatation tanks (2) respectively, several air floatation tanks (2) are installed with several vice conveying pipes (5) on the whole, one main conveying pipe (4) is installed with intercommunication between several vice conveying pipes (5), the outer surface of one end of air floatation tank (2) is fixedly installed with several spray heads (6) between vice conveying pipe (5), the mounting bracket (7) is slidably arranged on air floatation tank (2), the lower portion of the mounting bracket (7) is provided with collection box (8), the lower surface of the collection box (8) is provided with water leakage port, the aperture of water leakage port on several collection boxes (8) decreases gradually from front to back, the front and rear sides of the collection box (8) are both provided with opening, the upper surface of the collection box (8) is fixedly installed with two clamping plates (9), the mounting bracket (7) is provided with two clamping holes, the clamping plate (9) and clamping hole are used in cooperation, the same connecting plate (10) is fixedly installed between two clamping plates (9), the upper surface of the connecting plate (10) is fixedly installed with handle (11), the side of air floatation tank (2) is provided with sludge discharge port, the position of the side of air floatation tank (2) is provided with sealing plate (12) opposite sludge discharge port, the sealing plate (12) and air floatation tank (2) are threadedly installed with several bolts (13).

2. The multi-stage high efficiency air flotation device according to claim 1, wherein: The same rotating shaft (15) is rotatably installed between several air floatation tanks (2), one air floatation tank (2) is fixedly installed with motor one (14) on the side, the output shaft of motor one (14) is fixedly connected with rotating shaft (15), the outer surface of rotating shaft (15) is fixedly installed with several actuating plates (16), and several actuating plates (16) are respectively located in several air floatation tanks (2).

3. The multi-stage high efficiency air floatation device of claim 1, wherein: Two fixed blocks (17) are fixedly installed on the side of air floatation tank (2), connecting shaft (18) is rotatably installed on the fixed block (17), reciprocating screw rod (19) is fixedly installed between two connecting shafts (18) on the side of air floatation tank (2), two air floatation tanks (2) are fixedly connected between adjacent two connecting shafts (18), one air floatation tank (2) is fixedly installed with motor two (21) on the side, the output shaft of motor two (21) is fixedly connected with connecting shaft (18) at corresponding position, and threaded sleeve (20) is threadedly installed on the outer surface of reciprocating screw rod (19).

4. The multi-stage high-rate flotation device of claim 1, wherein: Guide strips (22) are fixedly installed on the left and right sides of air floatation tank (2), guide grooves are formed in the inner wall of mounting bracket (7) for the sliding of guide strips (22).

5. The multi-stage high-rate air flotation device of claim 1, wherein: The inner wall of the handle (11) and the connecting plate (10) are fixedly provided with a guide rod (25), the outer surface of the guide rod (25) is slidably provided with a sliding plate (23), the sliding plate (23) and the handle (11) are fixedly provided with a spring (26), the lower surface of the sliding plate (23) is fixedly provided with a lock rod (24), the lock rod (24) slidably penetrates the connecting plate (10) and cooperates with a lock groove formed in the upper surface of the collecting box (8).

6. The multi-stage high-rate flotation device of claim 1, wherein: The side surface of the sealing plate (12) is attached with a sealing rubber ring (27), and the sealing rubber ring (27) is provided with a circular hole for the bolt (13) to pass through.

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