CN220867195U - Biological treatment sewage reaction device - Google Patents

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a biological treatment sewage reaction device. Including stirring pond and filtering ponds, the filtering ponds sets up in stirring pond one side, the fixed sludge pump that is provided with in filtering ponds upper end, the input tube that has cup jointed of sludge pump input, the input tube other end and stirring pond fixed connection, sludge pump output fixedly connected with output tube, the output tube is fixed to be cup jointed on the filtering ponds roof, the (mixing) tank internal rotation is connected with the (mixing) shaft, fixedly connected with stirring vane on the (mixing) shaft outer wall, the filtering ponds internal fixation is provided with the layer board, the fixed coarse strainer that has cup jointed in the layer board, filtering ponds one side fixedly connected with drain, and the drain sets up in layer board top department. The biological treatment sewage reaction device can be used for pre-treating sewage to remove foam and large-particle impurities in the sewage, and is convenient for post-treatment.

Description

Biological treatment sewage reaction device

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a biological treatment sewage reaction device.

Background

With the acceleration of urban process in China, the living standard of people is greatly improved, the corresponding generated domestic sewage quantity is increased, and the most commonly used membrane bioreactor sewage treatment device for sewage treatment has the characteristics of high treatment efficiency and good effluent quality.

The prior patent with publication number CN207828079U discloses a membrane biological reaction integrated sewage treatment device, which realizes the miniaturization and integration of sewage treatment equipment by effectively combining an activated sludge method with a membrane method; the filtering efficiency can be improved on the premise of ensuring the sewage treatment effect; the energy consumption is small, the operation is convenient, and the popularization is facilitated.

However, part of water quality in the existing sewage treatment process can generate a large amount of foam due to external factors, and the filtration of the MBR membrane is easy to influence, so that a biological treatment sewage reaction device is improved.

Disclosure of utility model

The utility model mainly aims to provide a biological treatment sewage reaction device which can be used for removing foam and large-particle impurities in sewage aiming at sewage pretreatment, so that the sewage can be conveniently treated in the later period.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

Biological treatment sewage reaction unit, including stirring pond and filtering ponds, the filtering ponds sets up in stirring pond one side, filtering ponds upper end fixedly is provided with the sludge pump, the input pipe has been cup jointed to the sludge pump input, the input pipe other end and stirring pond fixed connection, the fixedly connected with output tube of sludge pump output, the fixedly cup joint of output tube is on the filtering ponds roof, stirring pond internal rotation is connected with the (mixing) shaft, fixedly connected with stirring vane on the (mixing) shaft outer wall, filtering ponds internal fixation is provided with the layer board, the internally fixed coarse strainer that has cup jointed of layer board.

Preferably, a drain pipe is fixedly connected to one side of the filter tank, and the drain pipe is arranged at the position above the supporting plate.

Preferably, a charging hole is fixedly formed in one side of the top plate of the stirring tank, a motor is fixedly arranged on the stirring tank, and the output end of the motor is fixedly connected with the stirring shaft.

Preferably, the first gear is fixedly sleeved on the outer wall of the stirring shaft, the connecting shaft is rotationally connected to the stirring tank, the second gear is fixedly sleeved on the outer wall of the connecting shaft, the first gear is meshed with the second gear, the top plate of the filtering tank is rotationally sleeved with the cleaning shaft, and two cleaning rollers are fixedly connected to the outer wall of the lower end of the cleaning shaft.

Preferably, the connecting shaft and the cleaning shaft are fixedly sleeved with synchronous wheels on the outer walls close to the upper end, synchronous belts are sleeved on the outer walls of the two synchronous wheels, and the two synchronous wheels are meshed with the synchronous belts.

Preferably, the first gear and the second gear are both made of cylindrical gears, and the diameter of the first gear is smaller than that of the second gear.

Preferably, both the cleaning rollers are attached to the surface of the coarse filter screen and are symmetrically arranged.

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

1. the stirring shaft is driven by the motor to rotate, so that the stirring blade is driven to stir the sewage fed with the defoaming agent, the mixing of the stirring blade and the sewage is accelerated to be favorable for eliminating bubbles in the sewage, and the sewage after defoaming is subjected to coarse filtration by arranging the coarse filtration net in the filtration tank and then is discharged into a water tank of the MBR membrane assembly for filtration treatment, so that the influence of the bubbles on the filtration of the MBR membrane and the condition of membrane damage caused by large-particle impurities can be effectively reduced;

2. Through the meshing relationship of gear one and gear two for can drive the connecting axle simultaneously and rotate when the (mixing) shaft rotates, and then drive the synchronizing wheel transmission through the hold-in range and realize driving clean axle rotation, and then drive the cleaning roller and clean coarse filtration net surface, and discharge clean debris to the layer board on, make things convenient for the later stage to discharge through the blow off pipe, guarantee coarse filtration net filter effect.

Drawings

FIG. 1 is a schematic view showing the external structure of a sewage treatment apparatus according to the present utility model;

FIG. 2 is a schematic sectional view of a sewage treatment apparatus for biological treatment according to the present utility model;

FIG. 3 is a schematic top view of a biological treatment wastewater reactor according to the present utility model;

FIG. 4 is a schematic side view of a biological treatment wastewater reactor according to the present utility model;

In the figure: 1. a stirring pool; 2. a stirring shaft; 3. stirring blades; 4. a first gear; 5. a connecting shaft; 6. a second gear; 7. cleaning the shaft; 8. a synchronizing wheel; 9. a synchronous belt; 10. a cleaning roller; 11. a supporting plate; 12. a coarse filter screen; 13. a blow-down pipe; 14. an input tube; 15. a sludge pump; 16. and a filtering tank.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, innovative features, achieving the objects and efficacy of the utility model easily understood.

Example 1

As shown in fig. 1-4, the biological treatment sewage reaction device comprises a stirring tank 1 and a filtering tank 16, wherein the filtering tank 16 is arranged on one side of the stirring tank 1, a sludge pump 15 is fixedly arranged at the upper end of the filtering tank 16, an input pipe 14 is fixedly sleeved at the input end of the sludge pump 15, the other end of the input pipe 14 is fixedly connected with the stirring tank 1, an output pipe is fixedly connected with the output end of the sludge pump 15, the output pipe is fixedly sleeved on a top plate of the filtering tank 16, a stirring shaft 2 is rotationally connected with the stirring tank 1, a stirring blade 3 is fixedly connected on the outer wall of the stirring shaft 2, a supporting plate 11 is fixedly arranged in the filtering tank 16, and a coarse filter net 12 is fixedly sleeved in the supporting plate 11.

A drain pipe 13 is fixedly connected to one side of the filter tank 16, the drain pipe 13 is arranged above the supporting plate 11, and sundries are removed through the drain pipe 13.

One side of the top plate of the stirring tank 1 is fixedly provided with a charging hole, the stirring tank 1 is fixedly provided with a motor, the output end of the motor is fixedly connected with the stirring shaft 2, the stirring shaft 2 is driven to rotate through the motor, and then the stirring blade 3 is driven to rotate.

The gear I4 has been fixedly cup jointed on the (mixing) shaft 2 outer wall, rotates on the (mixing) tank 1 and is connected with connecting axle 5, fixedly cup jointed on the connecting axle 5 outer wall gear II 6, gear I4 and gear II 6 meshing, the filter tank 16 roof has rotated and has cup jointed clean axle 7, two cleaning roller 10 of fixedly connected with on the outer wall of the lower extreme are close to clean axle 7, drive cleaning roller 10 through clean axle 7 and rotate, clean the filter screen.

The connecting shaft 5 and the cleaning shaft 7 are close to the outer wall of the upper end, and are fixedly sleeved with synchronous wheels 8, the outer walls of the two synchronous wheels 8 are sleeved with synchronous belts 9, the two synchronous wheels 8 are meshed with the synchronous belts 9, and the synchronous belts 9 drive the two synchronous wheels 8 to synchronously rotate.

The first gear 4 and the second gear 6 are both made of cylindrical gears, the diameter of the first gear 4 is smaller than that of the second gear 6, and the first gear 4 drives the second gear 6 to do deceleration motion.

The two cleaning rollers 10 are respectively attached to the surface of the coarse filter screen 12 and symmetrically arranged, and impurities on the surface of the coarse filter screen 12 are scraped off by the cleaning rollers 10.

When the sewage treatment device is used, the motor is started to drive the stirring shaft 2 to rotate, and then the stirring blade 3 is driven to rotate to stir sewage, so that the defoaming agent and the sewage which are put into the sewage are conveniently and uniformly stirred, foam in the sewage is conveniently eliminated, then the sewage is pumped into the filter tank 16 through the input pipe 14 by the sludge pump 15, and then the sewage is filtered through the coarse filter screen 12 and then is discharged into a water tank provided with an MBR (membrane biological reactor) membrane assembly for filtration treatment; the first gear 4 is driven to rotate in the rotation process of the stirring shaft 2, the second gear 6 is driven to rotate, the connecting shaft 5 is driven to rotate, the sleeved synchronous wheel 8 is driven to rotate, the synchronous wheel 8 on the other side is driven to rotate through the synchronous belt 9, the cleaning shaft 7 is driven to rotate, the cleaning roller 10 is driven to rotate to clean the surface of the coarse filter screen 12, sundries fall on the supporting plate 11, and the sundries are conveniently discharged through the drain pipe 13 in the later period.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a biological treatment sewage reaction unit, includes stirring pond (1) and filtering ponds (16), filtering ponds (16) set up in stirring pond (1) one side, filtering ponds (16) upper end is fixedly provided with sludge pump (15), the fixed input tube (14) that has cup jointed of sludge pump (15) input, input tube (14) other end and stirring pond (1) fixed connection, the fixedly connected with output tube of sludge pump (15) output, the fixed cup joint of output tube is on filtering ponds (16) roof, its characterized in that: stirring pond (1) internal rotation is connected with (2) stirring axle, fixedly connected with stirring vane (3) on (2) outer wall stirring axle, filtering ponds (16) internal fixation is provided with layer board (11), layer board (11) internal fixation has cup jointed coarse strainer (12).

2. A biological treatment wastewater reaction apparatus according to claim 1 and wherein: a drain pipe (13) is fixedly connected to one side of the filter tank (16), and the drain pipe (13) is arranged at the position above the supporting plate (11).

3. A biological treatment wastewater reaction apparatus according to claim 1 and wherein: the stirring tank is characterized in that a charging hole is fixedly formed in one side of a top plate of the stirring tank (1), a motor is fixedly arranged on the stirring tank (1), and the output end of the motor is fixedly connected with the stirring shaft (2).

4. A biological treatment wastewater reaction apparatus according to claim 1 and wherein: the utility model discloses a filter tank, including (1) stirring shaft, (2) stirring shaft, (4) fixed sleeve has cup jointed gear on the 2) outer wall, rotate on stirring tank (1) and be connected with connecting axle (5), fixed sleeve has gear two (6) on connecting axle (5) outer wall, gear one (4) and gear two (6) meshing, clean axle (7) have been cup jointed in the rotation of filter tank (16) roof, two cleaning roller (10) of fixedly connected with on the outer wall of lower extreme are close to clean axle (7).

5. The biological treatment wastewater reaction apparatus according to claim 4, wherein: the connecting shaft (5) and the cleaning shaft (7) are close to the outer wall of the upper end and fixedly sleeved with synchronous wheels (8), the outer walls of the synchronous wheels (8) are sleeved with synchronous belts (9), and the synchronous wheels (8) are meshed with the synchronous belts (9).

6. The biological treatment wastewater reaction apparatus according to claim 4, wherein: the first gear (4) and the second gear (6) are both made of cylindrical gears, and the diameter of the first gear (4) is smaller than that of the second gear (6).

7. The biological treatment wastewater reaction apparatus according to claim 4, wherein: the two cleaning rollers (10) are respectively attached to the surface of the coarse filter screen (12) and are symmetrically arranged.