CN212504203U - Active sludge membrane filtration equipment - Google Patents

Abstract

The utility model relates to the technical field of sewage treatment equipment, in particular to active sludge membrane filtration equipment, which comprises a treatment box, wherein the top of the treatment box is communicated with a water inlet pipe, the bottom of the treatment box is communicated with a discharging pipe, the bottom of the treatment box is provided with a treatment tank, the top of a supporting seat is fixedly connected with a filtration tank, a shaft is arranged in the treatment box, a plurality of blades are fixedly arranged on the shaft, the top of the treatment box is fixedly provided with a first motor, the top of the treatment box is provided with an air pump, one end of each of four air delivery pipes extends to the bottom in the treatment box, the lower ends of the four, through setting up air pump, gas-supply pipe and bleeder vent, utilize the air pump to let in the processing incasement with the air, increased the area of contact between mixed liquid and air, the rethread sets up axle, blade and first motor and mutually supports, makes mixed liquid and air between even contact, also improves reaction quality and activated sludge's adsorption effect simultaneously.

Description

Active sludge membrane filtration equipment

Technical Field

The utility model relates to a sewage treatment device technical field especially relates to an active sludge membrane filtration equipment.

Background

The activated sludge process is a biological treatment technique of wastewater mainly comprising activated sludge, in which wastewater is mixed with activated sludge (microorganisms) and aerated to decompose organic pollutants in the wastewater, and biosolids are then separated from the treated wastewater by filtration, and in which wastewater and various microorganism populations are continuously mixed and cultured under artificial oxygenation conditions to form activated sludge. Utilize biological coagulation, absorption and oxidation of activated sludge to decompose and remove the organic pollutant in the sewage, then make mud and separation of water, because the reaction rate of oxidation stage is closely related with the area of contact between air and sewage, and let in the air among the prior art through the air pump to sewage, only through trachea transported air, the area of contact between sewage and air is little, reduce sewage treatment speed, and contact between sewage and the air is inhomogeneous, cause the reaction insufficient and reduce reaction quality, influence activated sludge adsorption effect, for this reason we provide an activated sludge membrane filtration equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defect that the contact between sewage and air is uneven and the filtering efficiency is affected in the active sludge membrane filtering equipment in the prior art, and providing the active sludge membrane filtering equipment.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an active sludge membrane filtration device is designed, comprising a treatment box, wherein the bottom of the treatment box is fixedly provided with supporting legs, the top of the treatment box is communicated with a water inlet pipe, the bottom of the treatment box is communicated with a discharge pipe, the discharge pipe is provided with a valve, the bottom of the treatment box is provided with a treatment tank, the bottom center of the treatment tank is fixedly provided with a supporting seat, the top of the supporting seat is fixedly connected with a filter tank, the filter tank is flushed with the notch of the treatment tank, the notch of the filter tank is positioned below the discharge pipe, the treatment box is internally provided with a shaft, the top end of the shaft is rotatably arranged at the top center of the treatment box, the shaft is fixedly provided with a plurality of blades, the blades are distributed in a shaft circumference array, the top of the treatment box is fixedly provided with a first motor, the output shaft of the first motor penetrates through the treatment, handle the roof end and be equipped with the air pump, air pump bottom fixed mounting has a plurality of bracing pieces, the equal fixed mounting in bracing piece bottom is on handling the case, the outlet duct intercommunication of air pump has four gas-supply pipes, four gas-supply pipe one end is sealed, four the four corners department that falls that the gas-supply pipe runs through the processing roof portion respectively, four gas-supply pipe one end all extends to the bottom of handling the incasement, four evenly distributed's bleeder vent is seted up to the gas-supply pipe lower extreme.

Preferably, the treatment trough bottom is equipped with the backup pad, treatment trough bottom central authorities department fixed mounting has the post, the rotatable setting in post bottom is in the backup pad, the cover is equipped with the ring gear on the treatment trough, the outer wall fixed connection of ring gear and treatment trough, the backup pad top is equipped with the pivot, the rotatable setting of pivot lower extreme is in the backup pad, pivot top fixed mounting has the gear, gear and ring gear meshing, fixed mounting has L shape support frame in the backup pad, L shape support frame top fixed mounting has the second motor, the output shaft of second motor run through L shape support frame and with gear fixed connection.

Preferably, the bottoms of the supporting legs and the supporting plate are fixedly provided with shock pads.

Preferably, the four blades are provided with evenly distributed through holes.

Preferably, the support seat is connected with the filter tank through a screw.

The utility model provides a pair of active sludge membrane filtration equipment, beneficial effect lies in: through setting up the air pump, gas-supply pipe and bleeder vent, utilize the air pump to let in the processing incasement with the air, the bleeder vent through setting up evenly distributed on the gas-supply pipe compares in directly letting in the air by solitary pipeline, the area of contact between mixed liquid and air has been increased, the rethread sets up the axle, blade and first motor mutually support, through the mixed liquid of blade stirring processing incasement, make mixed liquid and air between even contact, thereby improve reaction rate, also improve reaction mass and activated sludge's adsorption effect simultaneously.

Drawings

Fig. 1 is a schematic structural diagram of the active sludge membrane filtration apparatus provided by the present invention.

Fig. 2 is a front cross-sectional view of the active sludge membrane filtering device provided by the utility model.

Fig. 3 is a side sectional view of the active sludge membrane filtration apparatus provided by the present invention.

In the figure: the device comprises a treatment box 1, support legs 2, a water inlet pipe 3, a discharge pipe 4, a valve 5, a treatment tank 6, a shaft 7, blades 8, a perforation 9, a first motor 10, a support rod 11, an air pump 12, an air pipe 13, an air vent 14, a support seat 15, a filter tank 16, a support plate 17, a column 18, a gear ring 19, an L-shaped support frame 20, a rotating shaft 21, a gear 22 and a second motor 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1:

referring to fig. 1-3, an active sludge membrane filtration apparatus comprises a treatment tank 1, wherein support legs 2 are fixedly arranged at the bottom of the treatment tank 1, a water inlet pipe 3 is communicated with the top of the treatment tank 1, a discharge pipe 4 is communicated with the bottom of the treatment tank 1, a valve 5 is arranged on the discharge pipe 4, a treatment tank 6 is arranged at the bottom end of the treatment tank 1, a support seat 15 is fixedly arranged at the center of the bottom in the treatment tank 6, a filter tank 16 is fixedly connected with the top of the support seat 15, the filter tank 16 is flush with the notch of the treatment tank 6, the notch of the filter tank 16 is positioned below the discharge pipe 4, a shaft 7 is arranged in the treatment tank 1, the top end of the shaft 7 is rotatably arranged at the center of the top of the treatment tank 1, a plurality of blades 8 are fixedly arranged on the shaft 7, the plurality of blades 8 are circumferentially arrayed on the shaft 7, a first motor 10 is fixedly arranged, handle 1 top of case and be equipped with air pump 12, air pump 12 bottom fixed mounting has a plurality of bracing pieces 11, the equal fixed mounting in bracing piece 11 bottom is on handling case 1, the outlet duct intercommunication of air pump 12 has four gas-supply pipes 13, four gas-supply pipes 13 one end seal, four gas-supply pipes 13 run through the four corners department that falls at handling case 1 top respectively, four gas-supply pipes 13 one end all extend to the bottom in handling case 1, evenly distributed's bleeder vent 14 is seted up to four gas-supply pipe 13 lower extremes. Device during operation, let in waste water and activated sludge (microorganism) mixed liquid by inlet tube 3 and handle the incasement and react, through setting up air pump 12, gas-supply pipe 13 and bleeder vent 14, utilize air pump 12 to let in the processing incasement 1 with the air, through setting up bleeder vent 14 that evenly distributed goes up gas-supply pipe 13 and compare in directly letting in the air by solitary pipeline, the area of contact between mixed liquid and air has been increased, the rethread sets up axle 7, blade 8 and first motor 10 mutually support, through the mixed liquid in the 8 stirring processing casees of blade 1, make mixed liquid and air uniform contact, thereby improve reaction rate, also improve reaction quality and activated sludge's adsorption effect simultaneously. After the adsorption stage is finished, the valve 5 is opened to introduce the mixed liquid into the filter tank 16 for filtration and sedimentation, the biosolids and the treated sewage are filtered and separated, the sewage treated in the treatment tank 6 is pumped out by an external water pump, the residual sludge is remained in the filter tank 16, and the residual sludge can be continuously used or discarded.

Evenly distributed's perforation 9 has all been seted up on four blades 8, and the equal fixed mounting in supporting leg 2 and backup pad 17 bottom has the shock pad. Because mixed liquid has the floccule after the reaction, it is less to make blade 8 more even and the resistance that receives when the stirring through the perforation 9 that sets up evenly distributed, avoids first motor 10 during operation to make the device produce and vibrates, reinforcing device stability through setting up the shock pad.

Example 2:

referring to fig. 1-3, as another preferred embodiment of the present invention, the difference from embodiment 1 is that a supporting plate 17 is disposed at the bottom end of a processing tank 6, a column 18 is fixedly mounted at the center of the bottom of the processing tank 6, the bottom end of the column 18 is rotatably disposed on the supporting plate 17, a gear ring 19 is sleeved on the processing tank 6, the gear ring 19 is fixedly connected with the outer wall of the processing tank 6, a rotating shaft 21 is disposed at the top end of the supporting plate 17, the lower end of the rotating shaft 21 is rotatably disposed on the supporting plate 17, a gear 22 is fixedly mounted at the top of the rotating shaft 21, the gear 22 is engaged with the gear ring 19, an L-shaped supporting frame 20 is fixedly mounted on the supporting plate 17, a second motor 23 is fixedly mounted at the top of the L-shaped. Because the speed of separating the sludge from the water by a precipitation method is low and the efficiency is low, the rotatable filter tank 16 is arranged, the separation of the sludge from the water is accelerated by a centrifugal method, the second motor 23 is started to drive the gear 22 to rotate, the treatment tank 6 and the filter tank 16 inside are driven to rotate by the transmission between the gear 22 and the gear ring 19, the water passes through the filter tank 16 from the filter holes on the filter tank 16, and the sludge is remained in the treatment tank 6.

In view of cleaning the filter tank 16 and facilitating taking out of sludge, the support base 15 is connected to the filter tank 16 by screws, thereby facilitating the removal of the filter tank 16.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. The utility model provides an active sludge membrane filtration equipment, includes handles case (1), its characterized in that, it has supporting leg (2) to handle case (1) bottom fixed mounting, it has inlet tube (3) to handle case (1) top intercommunication, it has discharging pipe (4) to handle case (1) bottom intercommunication, install valve (5) on discharging pipe (4), it is equipped with treatment tank (6) to handle case (1) bottom, bottom central point fixed mounting in treatment tank (6) has supporting seat (15), supporting seat (15) top fixedly connected with filter-tank (16), filter-tank (16) flushes with the notch of treatment tank (6), the notch of filter-tank (16) is located discharging pipe (4) below, be equipped with axle (7) in handling case (1), rotatable setting in the top central point of handling case (1) in axle (7) top, a plurality of blades (8) are fixedly arranged on the shaft (7), the blades (8) are distributed in a circumferential array of the shaft (7), the top of the treatment box (1) is fixedly provided with a first motor (10), an output shaft of the first motor (10) penetrates through the treatment box (1) and is fixedly connected with a shaft (7), an air pump (12) is arranged at the top end of the treatment box (1), a plurality of support rods (11) are fixedly arranged at the bottom of the air pump (12), bracing piece (11) bottom is equal fixed mounting on handling case (1), the outlet duct intercommunication of air pump (12) has four gas-supply pipes (13), four gas-supply pipe (13) one end seals, four gas-supply pipe (13) run through the four corners department of falling at handling case (1) top respectively, four gas-supply pipe (13) one end all extends to the bottom of handling in case (1), four evenly distributed's bleeder vent (14) are seted up to gas-supply pipe (13) lower extreme.

2. The active sludge membrane filtering equipment according to claim 1, wherein a supporting plate (17) is arranged at the bottom end of the treatment tank (6), a column (18) is fixedly arranged at the center of the bottom of the treatment tank (6), the bottom end of the column (18) is rotatably arranged on the supporting plate (17), a gear ring (19) is sleeved on the treatment tank (6), the gear ring (19) is fixedly connected with the outer wall of the treatment tank (6), a rotating shaft (21) is arranged at the top end of the supporting plate (17), the lower end of the rotating shaft (21) is rotatably arranged on the supporting plate (17), a gear (22) is fixedly arranged at the top of the rotating shaft (21), the gear (22) is meshed with the gear ring (19), an L-shaped supporting frame (20) is fixedly arranged on the supporting plate (17), and a second motor (23) is fixedly arranged at the top of the L-shaped supporting frame (20), an output shaft of the second motor (23) penetrates through the L-shaped support frame (20) and is fixedly connected with the gear (22).

3. The activated sludge membrane filtration apparatus as claimed in claim 1, wherein shock absorbing pads are fixedly installed at the bottom of the supporting legs (2) and the supporting plate (17).

4. The activated sludge membrane filtration apparatus as claimed in claim 1, wherein the four blades (8) are provided with evenly distributed perforations (9).

5. Active sludge membrane filtration plant according to claim 1, wherein the support base (15) is screwed to the filter tank (16).

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