CN220351840U

CN220351840U - Sewage dephosphorization device

Info

Publication number: CN220351840U
Application number: CN202321349889.5U
Authority: CN
Inventors: 杨寿冬; 刘云辉
Original assignee: Sichuan Huanke Meineng Environmental Protection Technology Co ltd
Current assignee: Sichuan Huanke Meineng Environmental Protection Technology Co ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2024-01-16
Anticipated expiration: 2033-05-31

Abstract

The utility model relates to the technical field of sewage dephosphorization and discloses a sewage dephosphorization device, which comprises a treatment tank, wherein a plurality of groups of stirring mechanisms are arranged in the treatment tank, the plurality of groups of stirring mechanisms are uniformly distributed along the width direction of the treatment tank, and the rotation directions of two adjacent stirring mechanisms are opposite; the treatment tank is internally provided with a medicine scattering pipe, the bottom of the medicine scattering pipe is uniformly provided with a plurality of medicine scattering holes along the axial direction of the medicine scattering pipe, and the medicine scattering pipe performs reciprocating linear motion along the width direction of the treatment tank. The reciprocating linear motion through a plurality of medicine scattering holes of medicine scattering pipe and medicine scattering pipe has enlarged the medicine scattering area, avoids avoiding phosphor local accumulation to cause the condition that is difficult to mix, and the stirring scope of a plurality of rabbling mechanisms covers whole treatment pool, because the rotation direction of two adjacent rabbling mechanisms is opposite to produce the whirl of different directions, the whirl of different directions is at the impact flow strength of strengthening sewage, thereby effectively break up floccules and break up the bubble, makes the medicament fall into sewage and mixes, thereby improved the utilization ratio of phosphor removal agent.

Description

Sewage dephosphorization device

Technical Field

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

Background

Dephosphorization refers to removing phosphorus in sewage. Phosphorus has the property of being converted in a solid form and a dissolved form by mutually circulating in sewage, and sewage dephosphorization is developed based on the property of phosphorus. The sewage dephosphorization technology comprises the following steps: chemical dephosphorization to make phosphorus insoluble solid precipitate and separate it from sewage; the method for removing phosphorus from sewage by using the dissolved phosphorus as the microbe to absorb and integrate with the microbe. Different dephosphorization techniques should be used according to the different existence modes of phosphorus in the wastewater. With the continuous improvement and development of the dephosphorization technology, the variety of dephosphorization agents is also increasing. The currently commonly used dephosphorization medicaments are roughly divided into 4 types, and mainly comprise four types of aluminum salt, ferric salt, calcium salt and dephosphorization agent. The phosphorus is converted into fixed sediment to be discharged through mixing the phosphorus removal agent, however, the mixing intensity of the traditional phosphorus removal equipment is lower, and the phosphorus removal agent cannot be fully mixed in sewage, and the main reason is that the sewage contains flocculent floaters or bubbles, so that the bubbles in the agent are wrapped or adsorbed by the floaters, and the agent cannot be quickly mixed into the sewage, thereby increasing the use amount of the agent and increasing the cost.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, provide the sewage dephosphorization device, increase the medicine scattering area, avoid the situation that the phosphorus agent is difficult to mix due to local accumulation, improve the stirring strength, effectively break up floccules and break up bubbles, and enable the agent to fall into sewage for mixing, thereby improving the utilization rate of the phosphorus agent and enhancing the mixing effect of the phosphorus agent.

The aim of the utility model is realized by the following technical scheme: the sewage dephosphorization device comprises a treatment tank, wherein a plurality of groups of stirring mechanisms are arranged in the treatment tank, the plurality of groups of stirring mechanisms are uniformly distributed along the width direction of the treatment tank, and the rotation directions of two adjacent stirring mechanisms are opposite;

the treatment tank is internally provided with a medicine scattering pipe, the bottom of the medicine scattering pipe is uniformly provided with a plurality of medicine scattering holes along the axial direction of the medicine scattering pipe, and the medicine scattering pipe performs reciprocating linear motion along the width direction of the treatment tank.

Adopt above-mentioned technical scheme's effect is, a plurality of medicine scattering holes through the medicine scattering pipe and the reciprocal rectilinear motion of medicine scattering pipe have enlarged the medicine scattering area, avoid avoiding phosphor partial pile up the circumstances that cause to be difficult to mix, be provided with a plurality of rabbling mechanisms, the stirring scope of a plurality of rabbling mechanisms covers whole treatment tank, because the rotation direction of two adjacent rabbling mechanisms is opposite, thereby produce the whirl of different directions, the flow intensity of sewage is strengthened at the collision to the whirl of different directions, thereby effectively break up floccules and break up the bubble, make the medicament fall into sewage and mix, thereby improved the utilization ratio of phosphor removal agent, strengthened the mixed effect of phosphor removal agent.

In some embodiments, the stirring mechanism comprises a stirring shaft and a spiral stirring blade, the stirring shaft is horizontally arranged, two ends of the stirring shaft are rotationally connected with the treatment tank through bearings, the spiral stirring blade is fixedly sleeved on the stirring shaft, a motor is arranged on the outer wall of the treatment tank, and an output shaft of the motor is in transmission connection with one end of the stirring shaft.

In some embodiments, the medicine scattering pipe is rotatably provided with a packing auger shaft, a packing auger blade is fixedly sleeved on the packing auger shaft, one end of the medicine scattering pipe is provided with a power mechanism, and the power mechanism is used for driving the packing auger shaft to rotate.

In some embodiments, a driving cavity is formed between the inner wall and the outer wall of the treatment tank, a strip-shaped groove is formed in the inner wall of the treatment tank and is communicated with the driving cavity, a sealing box is arranged in the driving cavity, one end of the medicine scattering pipe penetrates through the sealing box, and the power mechanism is arranged in the sealing box.

In some embodiments, the power mechanism comprises a driving motor, the driving motor is installed in the sealing box, and an output shaft of the driving motor is in transmission connection with one end of the auger shaft through a coupling.

In some embodiments, the medicine scattering pipe is sleeved with a sealing ring, the sealing ring is in transition fit with the sealing box through self deformation, and one end of the sealing box, which is far away from the medicine scattering pipe, is in sliding fit with the inner wall of the treatment tank.

In some embodiments, a screw is disposed in the bar-shaped groove, an axial direction of the screw is perpendicular to an axis of the medicine scattering tube, the screw is rotationally connected with the treatment tank, a sliding block is sleeved on the screw in a threaded manner, a top surface of the sliding block contacts an inner top wall of the bar-shaped groove, one end of the medicine scattering tube is connected to the bottom of the sliding block, a servo motor is disposed on an outer wall of the treatment tank, and an output shaft of the servo motor is in transmission connection with one end of the screw.

In some embodiments, one end of the medicine spreading pipe away from the sliding block is provided with a polish rod in a sliding manner, the axis of the polish rod is parallel to the axis of the screw rod, and the polish rod is fixedly connected to the treatment pool.

In some embodiments, a drain pipe is arranged at the bottom of the treatment tank, and a drain pipe is arranged at the side wall of the treatment tank.

The beneficial effects of the utility model are as follows:

the reciprocating linear motion through a plurality of medicine scattering holes of medicine scattering pipe and medicine scattering pipe has enlarged the medicine scattering area, avoids avoiding phosphor partial accumulation to cause the condition that is difficult to mix, is provided with a plurality of rabbling mechanisms, and the stirring scope of a plurality of rabbling mechanisms covers whole treatment pool, because the rotation direction of two adjacent rabbling mechanisms is opposite to produce the whirl of different directions, the flow intensity of sewage is strengthened at the collision to the whirl of different directions, thereby effectively break up floccules and break up the bubble, makes the medicament fall into sewage and mixes, thereby has improved the utilization ratio of phosphor removal agent, has strengthened the mixed effect of phosphor removal agent.

Drawings

FIG. 1 is a schematic diagram of the internal structure of a wastewater dephosphorization apparatus of the present utility model;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is an enlarged view of FIG. 1 at A;

FIG. 4 is an enlarged view of FIG. 1 at B;

in the figure, a 1-treatment tank, a 2-medicine scattering pipe, a 3-medicine scattering hole, a 4-stirring shaft, a 5-spiral stirring blade, a 6-motor, a 7-auger shaft, an 8-auger blade, a 9-driving cavity, a 10-strip-shaped groove, a 11-sealing box, a 12-driving motor, a 13-sealing ring, a 14-screw, a 15-sliding block, a 16-polished rod, a 17-blow-down pipe and a 18-blow-down pipe.

Detailed Description

The technical solution of the present utility model will be described in further detail with reference to the accompanying drawings, but the scope of the present utility model is not limited to the following description.

As shown in fig. 1 to 4, the sewage dephosphorization device comprises a treatment tank 1, wherein a plurality of groups of stirring mechanisms are arranged in the treatment tank 1, the plurality of groups of stirring mechanisms are uniformly distributed along the width direction of the treatment tank 1, the rotation directions of two adjacent stirring mechanisms are opposite, so that the stirring sewage of the two adjacent stirring mechanisms generates rotational flows in different directions, the rotational flows in different directions generate strong collision, the flow intensity of the sewage is greatly enhanced, the sewage generates strong splashing effect, the splashed sewage can quickly and effectively break bubbles, so that the dephosphorization agent wrapped by the bubbles enters the sewage to be mixed, and meanwhile, the super-strong flow property of the sewage drives floccules to move to perform rotational flow, so that floccules are broken up, medicines wrapped by the floccules are mixed in the sewage, the utilization rate of the dephosphorization agent is improved, and the use cost of the dephosphorization agent is reduced; secondly, be provided with in the treatment pond 1 and spill medicine pipe 2, spill medicine pipe 2's bottom has evenly offered a plurality of medicine holes 3 along self axial, spill medicine pipe 2 is along the width direction of treatment pond 1 reciprocating rectilinear motion, spill medicine area through the reciprocal rectilinear motion of a plurality of medicine holes 3 and the medicine pipe 2 that spill medicine pipe 2, avoid phosphor agent local accumulation to cause the condition that is difficult to mix, as shown in fig. 2, be provided with a plurality of rabbling mechanisms, the stirring scope of a plurality of rabbling mechanisms covers whole treatment pond, because the rotation direction of two adjacent rabbling mechanisms is opposite, thereby produce the whirl of different directions, the flow intensity of sewage is strengthened at the collision to effectively break up floccules and break up the bubble, make the medicament fall into in the sewage and mix, thereby improved the utilization ratio of phosphor removal agent, the mixed effect of phosphor removal agent has been strengthened. Preferably, the bottom of the treatment tank 1 is provided with a drain pipe 17, the side wall of the treatment tank 1 is provided with a drain pipe 18, and after sewage treatment is finished, water on the upper layer of the sediment is discharged into a next treatment station through the drain pipe 18, and then the sediment is discharged from the treatment tank 1 through the drain pipe 17.

Further, as shown in fig. 1 and 2, the stirring mechanism comprises a stirring shaft 4 and a spiral stirring blade 5, the stirring shaft 4 is horizontally arranged, two ends of the stirring shaft 4 are rotatably connected with the treatment tank 1 through bearings, the spiral stirring blade 5 is fixedly sleeved on the stirring shaft 4, a motor 6 is arranged on the outer wall of the treatment tank 1, an output shaft of the motor 6 is in transmission connection with one end of the stirring shaft 4, the stirring shaft 4 is driven to rotate by the motor 6, the stirring shaft 4 drives the spiral stirring blade 5 to rotate, and sewage is stirred through the spiral stirring blade 5 so as to mix the dephosphorizing agent in the sewage.

In some embodiments, as shown in fig. 1 and 3, an auger shaft 7 is rotationally arranged in the medicine scattering pipe 2, an auger blade 8 is fixedly sleeved on the auger shaft 7, one end of the medicine scattering pipe 2 is provided with a power mechanism, the power mechanism is used for driving the auger shaft 7 to rotate, the top of the treatment tank 1 is provided with a medicine box, the bottom of the medicine box is communicated with one end of the medicine scattering pipe 2 through a hose, the length of the hose in the treatment tank 1 meets the moving length of the medicine scattering pipe 2, the medicine scattering pipe 2 can not interfere with the hose when in reciprocating movement, when the phosphorus removing agent is required to be added, the phosphorus removing agent is added into the medicine box, the phosphorus removing agent gradually enters the medicine scattering pipe 2 through the hose, the phosphorus removing agent is axially conveyed to the medicine scattering pipe 2 through the auger blade 8, the phosphorus removing agent can be discharged from each medicine scattering hole 3, the medicine scattering holes 3 are prevented from being only from a plurality of medicine scattering holes 3 close to the medicine feeding end of the medicine scattering pipe 2, therefore the medicine scattering area is not influenced, and the large medicine scattering area is ensured, and the utilization rate of the phosphorus removing agent is improved.

Further, as shown in fig. 1 and 4, a driving cavity 9 is formed between the inner wall and the outer wall of the treatment tank 1, a strip-shaped groove 10 is formed in the inner wall of the treatment tank 1, the strip-shaped groove 10 is communicated with the driving cavity 9, a sealing box 11 is arranged in the driving cavity 9, one end of the medicine scattering pipe 2 is arranged in the sealing box 11 in a penetrating mode, a power mechanism is arranged in the sealing box 11 and comprises a driving motor 12, the driving motor 12 is arranged in the sealing box 11, an output shaft of the driving motor 12 is connected with one end of the auger shaft 7 through a coupling transmission, the driving motor 12 is separated from the sewage environment in the treatment tank 1 through the sealing box 11, the use of the driving motor 12 is prevented from being influenced by the fact that the agitated sewage enters the driving motor 12, the auger shaft 7 is driven to rotate, and auger blades 8 on the auger shaft 7 are driven to rotate, so that the conveying of the dephosphorization agent is achieved. Preferably, the medicine scattering pipe 2 is sleeved with the sealing ring 13, the sealing ring 13 is in transition fit with the sealing box 11 through self deformation, one end, far away from the medicine scattering pipe 2, of the sealing box 11 is in sliding fit on the inner wall of the treatment tank 1, and the sealing performance between the medicine scattering pipe 2 and the sealing box 11 is enhanced through the sealing ring 13.

In some embodiments, as shown in fig. 1, a screw 14 is arranged in a bar-shaped groove 10, the axial direction of the screw 14 is perpendicular to the axis of a medicine-scattering tube 2, the screw 14 is rotationally connected with a treatment tank 1, a sliding block 15 is sleeved on the screw 14 in a threaded manner, the top surface of the sliding block 15 contacts the inner top wall of the bar-shaped groove 10, one end of the medicine-scattering tube 2 is connected to the bottom of the sliding block 15, a servo motor is arranged on the outer wall of the treatment tank 1, the output shaft of the servo motor is in transmission connection with one end of the screw 14, the servo motor drives the screw 14 to rotate, and the top surface of the sliding block 15 contacts the inner top wall of the bar-shaped groove 10, so that the rotation freedom degree of the sliding block 15 is limited, the sliding block 15 makes linear motion along the axis of the screw 14, and cooperates with the positive and negative rotation of the servo motor, so that the reciprocating linear motion of the medicine-scattering tube 2 is realized, one end of the medicine-scattering tube 2 far away from the sliding block 15 is provided with a polish rod 16, the axis of the polish rod 16 is parallel to the axis of the screw 14, and the polish rod 16 is fixedly connected to the treatment tank 1, and the movement of the medicine-scattering tube 2 is more stable through the polish rod 16.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model; and those of ordinary skill in the art will appreciate that the benefits achieved by the present utility model are merely better than those achieved by the current embodiments of the prior art in certain circumstances and are not intended to be the most excellent uses directly in the industry.

The foregoing is merely a preferred embodiment of the utility model, and it is to be understood that the utility model is not limited to the form disclosed herein but is not to be construed as excluding other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of modifications within the scope of the inventive concept, either as taught or as a matter of routine skill or knowledge in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims

1. The sewage dephosphorization device comprises a treatment tank (1), and is characterized in that a plurality of groups of stirring mechanisms are arranged in the treatment tank (1), the plurality of groups of stirring mechanisms are uniformly distributed along the width direction of the treatment tank (1), and the rotation directions of two adjacent stirring mechanisms are opposite;

be provided with in treatment pond (1) and spill medicine pipe (2), spill medicine pipe (2)'s bottom evenly has offered a plurality of medicine hole (3) that spill medicine along self axial, spill medicine pipe (2) along the width direction of treatment pond (1) is reciprocal rectilinear motion.

2. The sewage dephosphorization device according to claim 1, characterized in that the stirring mechanism comprises a stirring shaft (4) and a spiral stirring blade (5), the stirring shaft (4) is horizontally arranged, two ends of the stirring shaft (4) are rotationally connected with the treatment tank (1) through bearings, the spiral stirring blade (5) is fixedly sleeved on the stirring shaft (4), a motor (6) is arranged on the outer wall of the treatment tank (1), and an output shaft of the motor (6) is in transmission connection with one end of the stirring shaft (4).

3. The sewage dephosphorization device according to claim 1, characterized in that the drug scattering pipe (2) is rotatably provided with an auger shaft (7), an auger blade (8) is fixedly sleeved on the auger shaft (7), one end of the drug scattering pipe (2) is provided with a power mechanism, and the power mechanism is used for driving the auger shaft (7) to rotate.

4. A sewage dephosphorization device according to claim 3, characterized in that a driving cavity (9) is formed between the inner wall and the outer wall of the treatment tank (1), a bar-shaped groove (10) is formed in the inner wall of the treatment tank (1), the bar-shaped groove (10) is communicated with the driving cavity (9), a sealing box (11) is arranged in the driving cavity (9), one end of the medicine scattering pipe (2) is arranged in the sealing box (11) in a penetrating way, and the power mechanism is arranged in the sealing box (11).

5. The sewage dephosphorization device according to claim 4, characterized in that the power mechanism comprises a driving motor (12), the driving motor (12) is installed in the sealing box (11), and an output shaft of the driving motor (12) is in transmission connection with one end of the auger shaft (7) through a coupling.

6. The sewage dephosphorization device according to claim 5, characterized in that the medicine-spreading pipe (2) is sleeved with a sealing ring (13), the sealing ring (13) is in transition fit with the sealing box (11) through self deformation, and one end of the sealing box (11) far away from the medicine-spreading pipe (2) is in sliding fit on the inner wall of the treatment tank (1).

7. The sewage dephosphorization device according to claim 6, wherein a screw rod (14) is arranged in the bar-shaped groove (10), the axial direction of the screw rod (14) is perpendicular to the axis of the medicine scattering pipe (2), the screw rod (14) is rotationally connected with the treatment tank (1), a sliding block (15) is sleeved on the screw rod (14) in a threaded manner, the top surface of the sliding block (15) is contacted with the inner top wall of the bar-shaped groove (10), one end of the medicine scattering pipe (2) is connected with the bottom of the sliding block (15), a servo motor is arranged on the outer wall of the treatment tank (1), and an output shaft of the servo motor is in transmission connection with one end of the screw rod (14).

8. A sewage dephosphorization device according to claim 7, characterized in that one end of the drug-spreading tube (2) far away from the sliding block (15) is provided with a polish rod (16) in a sliding way, the axis of the polish rod (16) is parallel to the axis of the screw (14), and the polish rod (16) is fixedly connected to the treatment tank (1).

9. A sewage dephosphorization device according to claim 1, characterized in that the bottom of the treatment tank (1) is provided with a drain pipe (17), and the side wall of the treatment tank (1) is provided with a drain pipe (18).