CN220432473U - Double-deck filtration flocculation treatment device for sewage - Google Patents

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a double-layer filtering flocculation treatment device for sewage, which can ensure that flocculating agent and disinfectant are mixed more uniformly, effectively quicken the mixing efficiency, improve the flocculation effect and effectively lighten the flocculation treatment pressure of the sewage; including handling the case, handle the case bottom and be connected with four sets of landing legs, it is equipped with the medicine lid to handle the cover to rotate on the case, handle the case right side and be equipped with the blow off pipe, be equipped with pretreatment mechanism and rabbling mechanism on the processing case, pretreatment mechanism includes the mount, the inlet tube is through the cooperation slidable mounting with the slide opening at the mount, it installs the drive shaft to rotate on processing case and the lower mount, the output and the drive shaft bottom fixed connection of motor, drive shaft top and inner tube bottom fixed connection, all the cover is equipped with drive belt on every group driving pulley and the driven pulley, all install the outer stirring leaf of multiunit on two sets of (mixing) shafts, be connected with the interior stirring leaf of multiunit on the inner tube outer wall.

Description

Double-deck filtration flocculation treatment device for sewage

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a double-layer filtering flocculation treatment device for sewage.

Background

The sewage treatment is a process of purifying sewage to meet the water quality requirement of being discharged into a certain water body or reused, and the daily life and various industrial production of urban people can generate a large amount of sewage, if the sewage is not treated, serious harm is caused to the environment.

When the existing sewage treatment device is used for treating sewage, flocculant and disinfectant are generally required to be added into the water, metal ions in the sewage are separated out, flocculate sediment is formed, impurities in the sewage are conveniently removed, and the sewage is disinfected.

Through searching, the patent number CN201921668886.1 disclosed in China discloses an utility model patent of an environment-friendly flocculant adding device for sewage treatment, which aims to ensure that the flocculant is more uniformly thrown and the flocculation effect is improved, but in actual use, the flocculant cannot be well mixed with sewage uniformly due to a simple stirring structure in the device, the mixing efficiency is slower, the flocculation effect is poor, the sewage cannot be pretreated, and the pressure is caused to the flocculation treatment of the sewage.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the double-layer filtering flocculation treatment device for sewage, which can ensure that the flocculant and the disinfectant are mixed more uniformly, effectively quicken the mixing efficiency, improve the flocculation effect and effectively lighten the flocculation treatment pressure of the sewage.

Technical proposal

In order to achieve the above purpose, the present utility model provides the following technical solutions: the double-layer filtering flocculation treatment device for sewage comprises a treatment box, wherein the bottom end of the treatment box is connected with four groups of supporting legs, a dosing cover is rotatably covered on the treatment box, a sewage discharge pipe is arranged on the right side of the treatment box, and a pretreatment mechanism and a stirring mechanism are arranged on the treatment box;

the pretreatment mechanism comprises an upper fixing frame, wherein the upper fixing frame is arranged at the top end of the treatment box, two groups of lifting cylinders are symmetrically arranged on the upper fixing frame, the output ends of the two groups of lifting cylinders are connected with the top end of a cover plate, a water inlet pipe is communicated with the cover plate, sliding holes are formed in the upper fixing frame, the water inlet pipe is slidably arranged on the upper fixing frame through matching with the sliding holes, two groups of connecting rods are symmetrically arranged at the bottom end of the cover plate, a coarse filter screen and a fine filter screen are sleeved on the two groups of connecting rods, a fixed ring is arranged at the top end inside the treatment box, an inner cylinder is rotatably arranged on the fixed ring, the inner wall of the inner cylinder is attached to the outer walls of the coarse filter screen and the fine filter screen, and four groups of water outlets are formed in annular equidistant communication on the inner cylinder;

the stirring mechanism comprises a lower fixing frame, the lower fixing frame is arranged at the bottom end of the treatment box, a motor is fixedly arranged on the lower fixing frame, a driving shaft is rotatably arranged on the treatment box and the lower fixing frame, the output end of the motor is fixedly connected with the bottom end of the driving shaft, the top end of the driving shaft is fixedly connected with the bottom end of the inner cylinder, two groups of stirring shafts are symmetrically arranged on the treatment box and the lower fixing frame in a rotating manner, two groups of driving pulleys are fixedly sleeved on the driving shaft, driven pulleys are fixedly sleeved on the two groups of stirring shafts, a transmission belt is sleeved on each group of driving pulleys and each driven pulley, a plurality of groups of outer stirring blades are arranged on the two groups of stirring shafts, and a plurality of groups of inner stirring blades are connected on the outer wall of the inner cylinder.

Preferably, the double-layer filtering flocculation treatment device for sewage is characterized in that a sealing gasket is connected with the bottom end of the cover plate.

Preferably, the double-layer filtering flocculation treatment device for sewage is characterized in that the outer walls of the coarse filter screen and the fine filter screen are respectively sleeved with a sealing rubber ring.

Preferably, the double-layer filtering flocculation treatment device for sewage is characterized in that a sliding sleeve is arranged in a sliding hole of the upper fixing frame.

Preferably, the double-layer filtering flocculation treatment device for sewage is characterized in that an observation window is arranged at the front end of the treatment box.

Preferably, the double-layer filtering flocculation treatment device for sewage is characterized in that the medicine adding cover is connected with a handle.

Compared with the prior art, the utility model has the beneficial effects that: firstly, when in work, the water inlet pipe is communicated with the sewage discharge pump through the soft water pipe, so that sewage is firstly discharged into the inner cylinder, the sewage is pretreated through double-layer filtration of the coarse filter screen and the fine filter screen, floating matters in the sewage are removed, then the sewage enters the treatment tank through the water outlet, the flocculant and the disinfectant are put into the treatment tank through opening the dosing cover, the motor is started to drive the driving shaft to rotate, the driving shaft drives the inner cylinder to rotate, the inner cylinder drives the inner stirring blade to stir the sewage, meanwhile, the rotation of the driving shaft drives the two groups of stirring shafts to rotate through the transmission cooperation of the driving belt pulley and the driven belt pulley and the transmission belt, make the (mixing) shaft drive outer stirring leaf and rotate, under the effect of outer stirring leaf and interior stirring leaf joint rotation, stir sewage water, thereby can accelerate the dispersion rate of flocculating agent and disinfectant in sewage, through interior stirring leaf and the inside and outside stirring of outer stirring leaf in sewage, make flocculating agent and disinfectant fully mix with sewage, make flocculating agent and disinfectant mix more evenly, effectively accelerate mixing efficiency, improve flocculation effect, through the preliminary treatment to sewage bilayer filtration, can get rid of the floater in the sewage in advance, effectively alleviate the flocculation treatment pressure of sewage.

Drawings

FIG. 1 is a schematic front side view of the present utility model;

FIG. 2 is a schematic view of the front cross-sectional structure of the present utility model;

FIG. 3 is a schematic top cross-sectional view of the inner barrel of the present utility model;

FIG. 4 is a schematic diagram of the upper side structure of the coarse filter screen according to the present utility model;

the reference numerals in the drawings: 1. a treatment box; 2. a support leg; 3. a dosing cap; 4. a blow-down pipe; 5. an upper fixing frame; 6. a lifting cylinder; 7. a cover plate; 8. a water inlet pipe; 9. a connecting rod; 10. a coarse filter screen; 11. a fine filter screen; 12. a fixing ring; 13. an inner cylinder; 14. a lower fixing frame; 15. a motor; 16. a drive shaft; 17. a stirring shaft; 18. a driving pulley; 19. a driven pulley; 20. a drive belt; 21. an outer stirring blade; 22. inner stirring blades; 23. a sealing gasket; 24. sealing rubber rings; 25. a sliding sleeve; 26. an observation window; 27. a handle.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

Embodiment one:

referring to fig. 1-2, the double-layer filtering flocculation treatment device for sewage of the utility model comprises a treatment box 1, four groups of supporting legs 2 are connected at the bottom end of the treatment box 1, a dosing cover 3 is rotatably covered on the treatment box 1, a sewage discharge pipe 4 is arranged on the right side of the treatment box 1, the double-layer filtering flocculation treatment device is characterized in that a pretreatment mechanism and a stirring mechanism are arranged on the treatment box 1, the pretreatment mechanism is used for pretreating sewage, the stirring mechanism is used for stirring the sewage, the pretreatment mechanism comprises an upper fixing frame 5, the upper fixing frame 5 is arranged at the top end of the treatment box 1, two groups of lifting cylinders 6 are symmetrically arranged on the upper fixing frame 5, the output ends of the two groups of lifting cylinders 6 are connected with the top end of a cover plate 7, a water inlet pipe 8 is communicated with the cover plate 7, a slide hole is arranged on the upper fixing frame 5, the water inlet pipe 8 is slidably arranged on the upper fixing frame 5 through matching with the slide hole, two groups of connecting rods 9 are symmetrically arranged at the bottom end of the cover plate 7, the two groups of connecting rods 9 are sleeved with a coarse filter screen 10 and a fine filter screen 11, the top end inside the treatment box 1 is provided with a fixed ring 12, the fixed ring 12 is rotatably provided with an inner cylinder 13, the inner wall of the inner cylinder 13 is attached to the outer walls of the coarse filter screen 10 and the fine filter screen 11, four groups of water outlets are formed in the inner cylinder 13 in an annular equidistant communication mode, the stirring mechanism comprises a lower fixing frame 14, the lower fixing frame 14 is arranged at the bottom end of the treatment box 1, a motor 15 is fixedly arranged on the lower fixing frame 14, the treatment box 1 and the lower fixing frame 14 are rotatably provided with a driving shaft 16, the output end of the motor 15 is fixedly connected with the bottom end of the driving shaft 16, the top end of the driving shaft 16 is fixedly connected with the bottom end of the inner cylinder 13, two groups of stirring shafts 17 are symmetrically rotatably arranged on the treatment box 1 and the lower fixing frame 14, two groups of driving pulleys 18 are fixedly sleeved on the driving shaft 16, driven pulleys 19 are fixedly sleeved on the two groups of stirring shafts 17, each group of driving belt pulley 18 and driven belt pulley 19 are all sheathed with driving belt 20, the outer stirring leaf 21 of multiunit is all installed on two sets of (mixing) shafts 17, be connected with the interior stirring leaf 22 of multiunit on the inner tube 13 outer wall, at first during the processing, accessible hose is put through inlet tube 8 and sewage blowdown pump, make sewage first in the inner tube 13, double-deck filtration through coarse filter screen 10 and fine filter screen 11 carries out the preliminary treatment to sewage, get rid of the floater in the sewage, then the sewage passes through the delivery port and gets into in the processing box 1, through opening and add medicine lid 3, put in flocculating agent and disinfectant to processing box 1, through starter motor 15, motor 15 drives drive shaft 16 and rotates, drive shaft 16 drives inner tube 13 and rotates, make inner stirring leaf 22 stir sewage, at the same time, the rotation of drive shaft 16 also drives two sets of (mixing) shafts 17 through the transmission cooperation of driving belt 18 and driven belt 19 and driving outer stirring leaf 21, under the effect of the common rotation of outer stirring leaf 21 and interior stirring leaf 22, carry out the stirring to the water, thereby can accelerate the dispersing leaf of sewage in sewage and disinfectant in sewage in the processing box 1, through opening medicine lid 3, through opening, through the stirring leaf 21 and the mixed effect in advance, can be improved, the flocculating effect is better mixed with flocculating agent in the flocculating agent, and the flocculating agent is mixed in the effect of the sewage, and the flocculating agent is fully removed.

Embodiment two:

referring to fig. 1-2, the double-layer filtering flocculation treatment device for sewage of the utility model comprises a treatment box 1, four groups of supporting legs 2 are connected at the bottom end of the treatment box 1, a dosing cover 3 is rotatably covered on the treatment box 1, a sewage discharge pipe 4 is arranged on the right side of the treatment box 1, the double-layer filtering flocculation treatment device is characterized in that a pretreatment mechanism and a stirring mechanism are arranged on the treatment box 1, the pretreatment mechanism is used for pretreating sewage, the stirring mechanism is used for stirring the sewage, the pretreatment mechanism comprises an upper fixing frame 5, the upper fixing frame 5 is arranged at the top end of the treatment box 1, two groups of lifting cylinders 6 are symmetrically arranged on the upper fixing frame 5, the output ends of the two groups of lifting cylinders 6 are connected with the top end of a cover plate 7, a water inlet pipe 8 is communicated with the cover plate 7, a slide hole is arranged on the upper fixing frame 5, the water inlet pipe 8 is slidably arranged on the upper fixing frame 5 through matching with the slide hole, two groups of connecting rods 9 are symmetrically arranged at the bottom end of the cover plate 7, the two groups of connecting rods 9 are sleeved with a coarse filter screen 10 and a fine filter screen 11, the top end inside the treatment box 1 is provided with a fixed ring 12, the fixed ring 12 is rotatably provided with an inner cylinder 13, the inner wall of the inner cylinder 13 is attached to the outer walls of the coarse filter screen 10 and the fine filter screen 11, four groups of water outlets are formed in the inner cylinder 13 in an annular equidistant communication mode, the stirring mechanism comprises a lower fixing frame 14, the lower fixing frame 14 is arranged at the bottom end of the treatment box 1, a motor 15 is fixedly arranged on the lower fixing frame 14, the treatment box 1 and the lower fixing frame 14 are rotatably provided with a driving shaft 16, the output end of the motor 15 is fixedly connected with the bottom end of the driving shaft 16, the top end of the driving shaft 16 is fixedly connected with the bottom end of the inner cylinder 13, two groups of stirring shafts 17 are symmetrically rotatably arranged on the treatment box 1 and the lower fixing frame 14, two groups of driving pulleys 18 are fixedly sleeved on the driving shaft 16, driven pulleys 19 are fixedly sleeved on the two groups of stirring shafts 17, each group of driving belt wheels 18 and driven belt wheels 19 are respectively sleeved with a driving belt 20, a plurality of groups of outer stirring blades 21 are respectively arranged on two groups of stirring shafts 17, a plurality of groups of inner stirring blades 22 are connected to the outer wall of the inner cylinder 13, after sewage treatment is completed, sewage is discharged into the next process by opening the sewage discharge pipe 4, the floating matters left by filtering the coarse filter screen 10 and the fine filter screen 11 can be driven to move upwards by starting the lifting cylinder 6, the lifting cylinder 6 drives the cover plate 7 to move upwards, the cover plate 7 drives the water inlet pipe 8 to slide upwards on the upper fixing frame 5, the cover plate 7 drives the coarse filter screen 10 and the fine filter screen 11 to slide upwards through the connecting rod 9 until the fine filter screen 11 is lifted to be horizontal with the top end of the treatment box 1, at the moment, the coarse filter screen 10 and the fine filter screen 11 are separated from the inner cylinder 13, the floating matters can be pulled out, and then the floating matters on the coarse filter screen 10 and the fine filter screen 11 can be cleaned, after cleaning, the lifting cylinder 6 is started again, the lifting cylinder 6 drives the cover plate 7 to move downwards, and the cover plate 7 can be covered again.

Referring to fig. 2, a sealing pad 23 is connected to the bottom end of the cover 7; by providing the gasket 23, the cover plate 7 can be more tightly attached, and the use reliability can be improved.

Referring to fig. 2, sealing rubber rings 24 are respectively sleeved on the outer walls of the coarse filter screen 10 and the fine filter screen 11; by providing the seal ring 24, the coarse filter screen 10 and the fine filter screen 11 can be tightly matched with the inner wall of the inner cylinder 13, and the use reliability can be improved.

Referring to fig. 2, a sliding sleeve 25 is disposed in the sliding hole of the upper fixing frame 5; through setting up sliding sleeve 25, can make the slip of inlet tube 8 on upper bracket 5 more smooth and easy, improve the reliability of use.

Referring to fig. 2, an observation window 26 is provided at the front end of the treatment box 1; by arranging the observation window 26, the sewage treatment condition in the treatment box 1 can be conveniently observed, so that the treatment box can be timely adjusted, and the use limitation is reduced.

Referring to fig. 1, the medicated cover 3 is connected with a handle 27; by providing the handle 27, the dosing cap 3 can be opened and closed more conveniently, and the use limitation is reduced.

The utility model relates to a double-layer filtering flocculation treatment device for sewage, which can connect a water inlet pipe 8 with a sewage discharge pump through a soft water pipe when in operation, so that sewage is firstly discharged into an inner cylinder 13, is subjected to double-layer filtering through a coarse filter screen 10 and a fine filter screen 11, is pretreated to remove floating matters in the sewage, then enters a treatment box 1 through a water outlet, is thrown with flocculating agent and disinfectant into the treatment box 1 by opening a dosing cover 3, is driven by a starting motor 15 to rotate by the motor 15, and is driven by the driving shaft 16 to drive the inner cylinder 13 to rotate, so that the inner cylinder 13 drives an inner stirring blade 22 to stir the sewage, and simultaneously, the rotation of the driving shaft 16 is also driven by the transmission cooperation of a driving pulley 18 and a driven pulley 19 and a transmission belt 20 to drive two groups of stirring shafts 17 to drive an outer stirring blade 21 to rotate, under the action of the common rotation of the outer stirring blades 21 and the inner stirring blades 22, the sewage is stirred, so that the dispersion speed of the flocculant and the disinfectant in the sewage can be accelerated, the flocculant and the disinfectant are fully mixed with the sewage through the inner stirring blades 22 and the outer stirring blades 21 in the sewage, the flocculant and the disinfectant are more uniformly mixed, the mixing efficiency is effectively accelerated, improved flocculation effect is achieved, after treatment, the sewage is discharged into the next process through the blow-off pipe 4, along with the filtration of the coarse filter screen 10 and the fine filter screen 11, more and more floaters in the inner barrel 13 can be discharged through the blow-off pipe 4, the lifting cylinder 6 can be started to drive the cover plate 7 to move upwards, the cover plate 7 drives the coarse filter screen 10 and the fine filter screen 11 to move upwards through the connecting rod 9, the fine filter screen 11 is moved to the level with the treatment box 1, so that the floaters left after filtration are cleaned, so as to continuously pretreat the sewage.

The double-layer filtering flocculation treatment device for sewage, provided by the utility model, has the advantages that the installation mode, the connection mode or the arrangement mode are all common mechanical modes, and the device can be implemented as long as the beneficial effects can be achieved; the lifting cylinder and the motor of the double-layer filtering flocculation treatment device for sewage are purchased in the market, and can be installed and operated by a person skilled in the art only according to the attached use instruction.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims (6)

1. The double-layer filtering flocculation treatment device for sewage comprises a treatment box (1), wherein the bottom end of the treatment box (1) is connected with four groups of supporting legs (2), a dosing cover (3) is rotatably covered on the treatment box (1), and a sewage discharge pipe (4) is arranged on the right side of the treatment box (1), and the double-layer filtering flocculation treatment device is characterized in that a pretreatment mechanism and a stirring mechanism are arranged on the treatment box (1);

the pretreatment mechanism comprises an upper fixing frame (5), the upper fixing frame (5) is arranged at the top end of a treatment box (1), two groups of lifting cylinders (6) are symmetrically arranged on the upper fixing frame (5), the output ends of the two groups of lifting cylinders (6) are connected with the top end of a cover plate (7), a water inlet pipe (8) is communicated with the cover plate (7), a sliding hole is formed in the upper fixing frame (5), the water inlet pipe (8) is slidably arranged on the upper fixing frame (5) through matching with the sliding hole, two groups of connecting rods (9) are symmetrically arranged at the bottom end of the cover plate (7), a coarse filter screen (10) and a fine filter screen (11) are sleeved on the two groups of connecting rods (9), a fixed ring (12) is arranged at the top end inside the treatment box (1), an inner cylinder (13) is rotatably arranged on the fixed ring (12), the inner wall of the inner cylinder (13) is attached to the outer wall of the coarse filter screen (10) and the fine filter screen (11), and four groups of water outlets are annularly and equidistantly communicated on the inner cylinder (13).

The stirring mechanism comprises a lower fixing frame (14), the lower fixing frame (14) is arranged at the bottom end of the treatment box (1), a motor (15) is fixedly arranged on the lower fixing frame (14), a driving shaft (16) is rotatably arranged on the treatment box (1) and the lower fixing frame (14), the output end of the motor (15) is fixedly connected with the bottom end of the driving shaft (16), the top end of the driving shaft (16) is fixedly connected with the bottom end of the inner cylinder (13), two groups of stirring shafts (17) are symmetrically arranged on the treatment box (1) and the lower fixing frame (14) in a rotating manner, two groups of driving pulleys (18) are fixedly sleeved on the driving shaft (16), driven pulleys (19) are fixedly sleeved on the two groups of stirring shafts (17), a transmission belt (20) is sleeved on each group of driving pulleys (18) and each driven pulley (19), a plurality of groups of outer stirring blades (21) are arranged on the two groups of stirring shafts (17), and a plurality of groups of inner stirring blades (22) are connected to the outer wall of the inner cylinder (13).

2. A double-layer filtering and flocculating treatment device for sewage according to claim 1, wherein the bottom end of the cover plate (7) is connected with a sealing gasket (23).

3. A double-layer filtering and flocculating treatment device for sewage according to claim 1, wherein the outer walls of the coarse filter screen (10) and the fine filter screen (11) are respectively sleeved with a sealing rubber ring (24).

4. A double-layer filtering and flocculating treatment device for sewage according to claim 1, wherein a sliding sleeve (25) is arranged in a sliding hole of the upper fixing frame (5).

5. A double-layer filtering and flocculating treatment device for sewage as claimed in claim 1, wherein the front end of said treatment tank (1) is provided with an observation window (26).

6. A double-layer filtering and flocculating treatment device for sewage according to claim 1, wherein the dosing cover (3) is connected with a handle (27).