CN212833000U

CN212833000U - Dosing device for sewage treatment

Info

Publication number: CN212833000U
Application number: CN202021528602.1U
Authority: CN
Inventors: 杜旦妮
Original assignee: Anhui Zhongchi Environmental Technology Co ltd
Current assignee: Anhui Zhongchi Environmental Technology Co ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-03-30
Anticipated expiration: 2030-07-28

Abstract

The utility model discloses a charge device for sewage treatment, including agitator tank, setting at the top cap at agitator tank top, setting agitator motor on the top cap, setting at the L type conveyer pipe of agitator tank bottom, rotate the material device that spills that sets up on the conveyer pipe outer wall. The utility model utilizes a plurality of discharge pipes to mix the flocculating agent into the sewage after the flocculating agent is fully stirred and mixed in the stirring box, so that the flocculating agent is fully mixed with the sewage, which is beneficial to the treatment of the sewage; the sewage drives the second stirring paddle to rotate, so that a motor for driving the second stirring paddle is omitted, the discharge pipe can rotate together, and the full mixing of the flocculating agent and the sewage is facilitated; the rotation of the shell drives the third stirring paddle to rotate, so that the liquid in the conveying pipe flows, and the flocculating agent is accelerated to enter the sewage from the stirring box.

Description

Dosing device for sewage treatment

Technical Field

The utility model relates to a charge device for sewage treatment belongs to sewage treatment device technical field.

Background

The sewage treatment is an effective process method for various economic, reasonable, scientific and industrial waste water of urban domestic sewage. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like.

Modern sewage treatment technology is divided into primary, secondary and tertiary treatment according to treatment degree. The first stage treatment mainly removes suspended solid pollutants in the sewage, and most of the physical treatment methods can only meet the requirements of the first stage treatment. The BOD of the sewage after primary treatment can be generally removed by about 30 percent, and the sewage can not reach the discharge standard. The primary treatment belongs to the pretreatment of the secondary treatment. Secondary treatment, mainly removing colloid and dissolved organic pollutants (BOD, COD) in the sewage, wherein the removal rate can reach more than 90%, so that the organic pollutants reach the discharge standard. And (3) performing tertiary treatment, further treating refractory organic matters, nitrogen, phosphorus and other soluble inorganic matters capable of causing water eutrophication. The main methods include biological nitrogen and phosphorus removal method, coagulating sedimentation method, sand filtration method, activated carbon adsorption method, ion exchange method, electroosmosis analysis method and the like.

In the secondary treatment, a dosing device is often used, and a flocculating agent is added into the sewage through the dosing device to carry out decontamination treatment. However, the existing dosing device often causes incomplete mixing of the flocculating agent and the sewage, thereby causing great loss of the effect of the flocculating agent.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a dosing device for sewage treatment, which utilizes a plurality of discharge pipes to mix in sewage after fully stirring and mixing a flocculating agent in a stirring box, so that the flocculating agent is fully mixed with the sewage, thereby being beneficial to the sewage treatment; the sewage drives the second stirring paddle to rotate, so that a motor for driving the second stirring paddle is omitted, the discharge pipe can rotate together, and the full mixing of the flocculating agent and the sewage is facilitated; the rotation of the shell drives the third stirring paddle to rotate, so that the liquid in the conveying pipe flows, and the flocculating agent is accelerated to enter the sewage from the stirring box.

In order to realize above-mentioned purpose, a charge device for sewage treatment, including agitator tank, setting at the top cap at agitator tank top, agitator motor, setting L type conveyer pipe, the rotation of agitator tank bottom set up the material device that spills on the conveyer pipe outer wall, drain hole and water inlet have been seted up on the top cap respectively, agitator motor's output shaft passes inside the top cap gets into the agitator tank, just be provided with first stirring paddle leaf on agitator motor's the output shaft, spill the material device including rotate install violently manage on the conveyer pipe and one end opening one end confined casing, a plurality of evenly arrange second stirring paddle leaf and row on the casing outer wall expect the pipe, arrange and set up the bin outlet of a plurality of and the inside intercommunication of casing on the material pipe.

Preferably, the inner wall of the stirring box is also provided with a heating wire.

Preferably, a supporting rod is fixedly mounted on the inner wall of the closed end of the shell, a third stirring blade is arranged on the supporting rod, and the diameter of the third stirring blade is smaller than the inner diameter of the transverse pipe of the conveying pipe.

Preferably, a filter screen is further arranged on the bottom wall of the stirring box.

Preferably, the outer wall of the transverse pipe of the conveying pipe is provided with an annular groove arranged in the circumferential direction, the inner wall of the shell is provided with an annular convex strip in the circumferential direction, and the convex strip is clamped in the groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the flocculating agent is fully stirred and mixed in the stirring box and then is mixed into the sewage by utilizing a plurality of discharging pipes, so that the flocculating agent is fully mixed with the sewage, and the sewage treatment is facilitated;

2. the sewage drives the second stirring paddle to rotate, so that a motor for driving the second stirring paddle is omitted, the discharge pipe can rotate together, and the full mixing of the flocculating agent and the sewage is facilitated;

3. the rotation of the shell drives the third stirring paddle to rotate, so that the liquid in the conveying pipe flows, and the flocculating agent is accelerated to enter the sewage from the stirring box.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the material spreading device of the present invention;

FIG. 3 is a schematic structural view of the stirring box of the present invention;

fig. 4 is a cross-sectional view of the present invention;

fig. 5 is a schematic view of the installation and use of the present invention.

In the figure: 1. the stirring device comprises, by weight, 1-1 parts of a stirring box, a heating wire, 2 parts of a top cover, 2-1 parts of a discharging hole, 2-2 parts of a water inlet, 3 parts of a stirring motor, 3-1 parts of a first stirring blade, 4 parts of a conveying pipe, 5 parts of a material scattering device, 5-1 parts of a shell, 5-2 parts of a second stirring blade, 5-3 parts of a discharging pipe, 5-4 parts of a conveying pipe, 5-5 parts of a third stirring blade.

Detailed Description

The technical solutions in the implementation of the present invention will be clear from the following description and accompanying drawings, and the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 5, the chemical adding device for sewage treatment provided by the embodiment of the present invention comprises a stirring tank 1, a top cover 2 arranged on the top of the stirring tank 1, a stirring motor 3 arranged on the top cover 2, an L-shaped conveying pipe 4 arranged at the bottom of the stirring tank 1, and a material spreading device 5 rotatably arranged on the outer wall of the conveying pipe 4, wherein the top cover 2 is respectively provided with a discharge port 2-1 and a water inlet 2-2, an output shaft of the stirring motor 3 passes through the top cover 2 and enters the stirring tank 1, and the output shaft of the stirring motor 3 is provided with a first stirring blade 3-1, the material spreading device 5 comprises a shell 5-1 rotatably mounted on the transverse pipe of the conveying pipe 4 and having an opening at one end and a closed end, and a plurality of second stirring blades 5-2 and a plurality of material discharging pipes 5-3 uniformly arranged on the outer wall of the shell 5-1, the discharge pipe 5-3 is provided with a plurality of discharge ports communicated with the interior of the shell 5-1.

Preferably, the inner wall of the stirring box 1 is also provided with a heating wire 1-1. Can heat liquid, and is beneficial to the dissolution and mixing of the flocculating agent.

Preferably, a support rod 5-4 is fixedly installed on the inner wall of the closed end of the shell 5-1, a third stirring blade 5-5 is arranged on the support rod 5-4, and the diameter of the third stirring blade 5-5 is smaller than the inner diameter of the transverse pipe of the conveying pipe 4. The third stirring blade 5-5 rotates along with the housing 5-1 and can play a role in accelerating the liquid in the stirring tank 1 to flow to the discharge pipe 5-3.

Preferably, a filter screen is further arranged on the bottom wall of the stirring box 1. Can prevent the flocculating agent from directly flowing into the conveying pipe 4 without stirring, and is beneficial to stirring and mixing the flocculating agent.

Preferably, the outer wall of the transverse pipe of the conveying pipe 4 is provided with an annular groove which is circumferentially arranged, the inner wall of the shell 5-1 is circumferentially provided with an annular raised line, and the raised line is clamped in the groove. Simple structure and firm connection.

The working process is as follows: install agitator tank 1 on the sewage inlet tube, conveyer pipe 4 is installed inside the sewage inlet tube, and the center pin of the violently pipe of conveyer pipe 4 and the center pin of sewage inlet tube are on same line. Flocculating agent and water are respectively added from the discharge port 2-1 and the water inlet 2-2, the flocculating agent is fully mixed and dissolved under the action of the stirring motor 3, the mixed liquid enters the material scattering device 5 from the conveying pipe 4, the second stirring paddle 5-2 on the material scattering device 5 drives the shell 5-1 to rotate under the driving of sewage flowing, and meanwhile, the mixed liquid is discharged from the discharge port on the discharge pipe 5-3 and is fully mixed with the sewage. At the moment, the rotation of the shell 5-1 can also drive the rotation of the third stirring paddle 5-5, and the rotation of the third stirring paddle 5-5 can enable the mixed liquid to flow out of the stirring box 1, so that the mixing effect can be further improved, and the outflow of the mixed liquid is accelerated.

To sum up, the utility model fully stirs and mixes the flocculating agent in the stirring box 1, and then mixes the flocculating agent into the sewage by using the plurality of discharge pipes 5-3, so that the flocculating agent is fully mixed with the sewage, which is beneficial to the sewage treatment; the sewage drives the second stirring paddle 5-2 to rotate, so that a motor for driving the second stirring paddle 5-2 is omitted, and the discharge pipe 5-3 can rotate together, thereby being beneficial to the full mixing of the flocculating agent and the sewage; the rotation of the shell 5-1 drives the third stirring paddle 5-5 to rotate, which is beneficial to the liquid flow in the conveying pipe 4 and accelerates the flocculating agent to enter the sewage from the stirring box 1.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a charge device for sewage treatment, its characterized in that includes agitator tank (1), set up top cap (2) at agitator tank (1) top, agitator motor (3) of setting on top cap (2), set up L type conveyer pipe (4) in agitator tank (1) bottom, rotate and set up spilling material device (5) on conveyer pipe (4) outer wall, drain hole (2-1) and water inlet (2-2) have been seted up respectively on top cap (2), the output shaft of agitator motor (3) passes inside top cap (2) gets into agitator tank (1), just be provided with first stirring paddle leaf (3-1) on the output shaft of agitator motor (3), spill material device (5) including rotate install on the violently pipe of conveyer pipe (4) and one end opening one end confined casing (5-1), a plurality of second stirring paddle leaf (5-2) and row of evenly arranging on casing (5-1) outer wall The material pipe (5-3), the last a plurality of bin outlet that is equipped with the inside intercommunication of casing (5-1) of arranging material pipe (5-3).

2. The dosing device for sewage treatment according to claim 1, wherein a heating wire (1-1) is further arranged on the inner wall of the stirring tank (1).

3. The dosing device for sewage treatment as claimed in claim 1, wherein a support rod (5-4) is fixedly mounted on the inner wall of the closed end of the housing (5-1), a third stirring blade (5-5) is arranged on the support rod (5-4), and the diameter of the third stirring blade (5-5) is smaller than the inner diameter of the horizontal pipe of the conveying pipe (4).

4. The dosing device for sewage treatment according to claim 1, wherein a filter screen is further arranged on the bottom wall of the stirring tank (1).

5. The dosing device for sewage treatment as claimed in claim 1, wherein the outer wall of the transverse pipe of the conveying pipe (4) is provided with a circumferential annular groove, the inner wall of the housing (5-1) is circumferentially provided with an annular convex strip, and the convex strip is clamped in the groove.