CN210012685U

CN210012685U - Sewage treatment charge device

Info

Publication number: CN210012685U
Application number: CN201920765858.5U
Authority: CN
Inventors: 赵勇娇; 单连斌; 王允妹; 张磊; 魏春飞
Original assignee: Shenyang Academy Environmental Sciences
Current assignee: Shenyang Academy Environmental Sciences
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-02-04
Anticipated expiration: 2029-05-27

Abstract

The utility model relates to the technical field of sewage treatment equipment, and discloses a sewage treatment dosing device, which solves the problems that when the sewage is treated at present, the sewage needs to be precipitated for a longer time, the sewage is discharged after solid-liquid separation, more treatment time is needed, and the sewage treatment efficiency is low, the utility model comprises a box body, a collecting box and a dosing hopper, wherein one side of the box body is provided with a water inlet pipe, the bottom end of the box body is provided with a conical shell, the bottom end of the conical shell is provided with a blow-off pipe, a filter plate is fixed on the inner wall of the upper end of the box body, a top screw of the box body is provided with a top plate, the upper end of the top plate is provided with a motor, an output shaft of the motor penetrates through the top plate, a rotating rod is concentrically fixed on the output shaft of the motor, a stirring rod is fixed on the rotating rod, the dosing hopper is fixed, thereby reducing the settling time and greatly improving the sewage treatment efficiency.

Description

Sewage treatment charge device

Technical Field

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

Background

The surface of the SOI wafer needs to be acid-washed in the production process to remove stains on the surface of the wafer, the main used agents of the acid cleaning process comprise sulfuric acid, hydrochloric acid, hydrofluoric acid, hydrogen peroxide and ammonia water, so that the sewage after acid cleaning contains acid and fluorinion, the sewage is strongly acidic, and the direct discharge can affect the environmental pollution, so the sewage needs to be treated, the existing sewage treatment method generally adopts a chemical neutralization method for treatment, in order to remove acid and fluoride ions in acid water, not only alkali is needed to be added for neutralizing acid, but also lime milk is needed to be added as a precipitator, which not only has the function of neutralizing acid, but also can lead fluoride ions to form fluoride precipitate and be removed, however, in the prior art, the sewage needs to be precipitated for a long time when being treated, so that the sewage is discharged after solid-liquid separation, more treatment time is needed, and the sewage treatment efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the existing method in the prior art needs to carry out long-time precipitation on sewage when treating the sewage, so that the sewage is discharged after solid-liquid separation, more treatment time is needed, and the sewage treatment efficiency is low, thereby providing a sewage treatment dosing device.

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

a sewage treatment chemical adding device comprises a box body, a collecting box and a chemical adding hopper, wherein a water inlet pipe is arranged on one side of the box body, a conical shell is arranged at the bottom end of the box body, a blow-off pipe is arranged at the bottom end of the conical shell, a filter plate is fixed on the inner wall of the upper end of the box body, a top plate is mounted at the top end of the box body through a screw, a motor is mounted at the upper end of the top plate, an output shaft of the motor penetrates through the top plate, a rotary rod is concentrically fixed on the output shaft of the motor, the rotary rod extends to the lower part of the filter plate, a stirring rod is fixed on the rotary rod, the chemical adding hopper is fixed on the outer wall of one side of the box body, a chemical adding pipe is arranged at the outlet end of the chemical adding hopper, the other end of the chemical adding pipe extends to the inner part of the box, the communicating pipe is positioned above the filter plate.

Preferably, the filter plate is mounted on the inner wall of the box body through screws, and a support ring is arranged in the middle of the filter plate.

Preferably, the rotating rod is inserted in the support ring, and the rotating rod is rotatably connected with the support ring in a supporting manner.

Preferably, a valve is arranged on the dosing pipe, and one end of the dosing pipe, which is far away from the dosing hopper, extends to the lower part of the filter plate.

Preferably, a valve is arranged on the sewage draining pipe.

Preferably, the stirring rod is located below the filter plate.

The utility model has the advantages that:

1. accelerate the efficiency of liquid medicine and sewage neutralization through the puddler to fixed pollutant in the sewage is blocked by the filter plate, make the sewage after the neutralization flow into the collecting box through the communicating pipe of filter plate top and concentrate the emission, thereby reduced its settling time, improved sewage treatment efficiency greatly.

2. When the inside precipitate of box reached the certain degree, can discharge inside precipitate through the bottom blow off pipe, improved the cleaning efficiency of inside precipitate.

Drawings

FIG. 1 is a schematic structural view of a chemical adding device for sewage treatment provided by the utility model;

fig. 2 is a schematic structural diagram of a filter plate in the sewage treatment chemical adding device provided by the utility model.

In the figure: 1 box, 2 conical shells, 3 blow off pipes, 4 water inlet pipes, 5 collecting boxes, 6 dosing hoppers, 7 dosing pipes, 8 top plates, 9 motors, 10 filter plates, 11 rotating rods, 12 stirring rods, 13 communicating pipes, 14 drainage pipes and 15 support rings.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-2, a sewage treatment chemical adding device comprises a box body 1, a collecting box 5 and a chemical adding hopper 6, wherein one side of the bottom end of the box body 1 is provided with a water inlet pipe 4, the outer end of the water inlet pipe 4 is welded with a connecting flange and is connected with an external sewage pipe through the connecting flange, the bottom end of the box body 1 is welded with a conical shell 2, the bottom end of the conical shell 2 is welded with a sewage discharge pipe 3, the sewage discharge pipe 3 is provided with a valve, a filter plate 10 is fixed on the inner wall of the upper end of the box body 1, the filter plate 10 is installed on the inner wall of the box body 1 through screws, the middle part of the filter plate 10 is provided with a support ring 15, the top end of the box body 1 is provided with a top plate 8, the upper end of the top plate 8 is provided with a motor 9 through bolts, the output shaft of the, and the rotary rod 11 supports to rotate with the support ring 15 and is connected, and welded fastening has puddler 12 on the rotary rod 11, puddler 12 is located the below of filter plate 10, fix with screw on one side outer wall of box 1 and fill 6 with the medicine, the exit end that fills 6 with is provided with pencil 7, the other end that adds pencil 7 extends to the inside of box 1, be provided with the valve on the pencil 7 with the medicine, and be located the below of filter plate 10, install collecting box 5 on the opposite side outer wall of box 1, be connected through communicating pipe 13 between collecting box 5 and the box 1, and bottom one side of collecting box 5 is provided with drain pipe 14, be provided with the valve on the drain pipe 14, communicating pipe 13 is located the top of filter plate 10.

In this embodiment, add neutralization agent to adding in the medicine fill 6, the sewage that needs to handle gets into the inside of box 1 from inlet tube 4, and open the valve on adding medicine fill 6, make the liquid medicine flow into in the sewage, and it is rotatory to drive rotary rod 11 by motor 9, it is rotatory simultaneously to make puddler 12, mix liquid medicine and sewage by puddler 12, improve its efficiency of neutralization, and keep off the fixed precipitate in the sewage by filter plate 10, make the sewage after the neutralization flow in collecting box 5 through communicating pipe 13 of filter plate 10 top and concentrate the emission, thereby its settling time has been reduced, sewage treatment efficiency has been greatly exceeded, when the precipitate of box 1 inside reaches certain degree, can discharge the inside precipitate through blow off pipe 3 on the bottom conical shell 2, the cleaning efficiency of inside precipitate has been improved.

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

1. A sewage treatment dosing device comprises a box body (1), a collecting box (5) and a dosing hopper (6), and is characterized in that a water inlet pipe (4) is arranged on one side of the box body (1), a conical shell (2) is arranged at the bottom end of the box body (1), a blow-off pipe (3) is arranged at the bottom end of the conical shell (2), a filter plate (10) is fixed on the inner wall of the upper end of the box body (1), a top plate (8) is mounted on the top end of the box body (1) through a screw, a motor (9) is mounted at the upper end of the top plate (8), an output shaft of the motor (9) penetrates through the top plate (8), a rotating rod (11) is concentrically fixed on the output shaft of the motor (9), the rotating rod (11) extends to the lower portion of the filter plate (10), a stirring rod (12) is fixed on the rotating rod (11), the dosing hopper (6, the outlet end of the dosing hopper (6) is provided with a dosing pipe (7), the other end of the dosing pipe (7) extends to the inside of the box body (1), the collecting box (5) is installed on the outer wall of the other side of the box body (1), the collecting box (5) is connected with the box body (1) through a communicating pipe (13), a drain pipe (14) is arranged on one side of the bottom end of the collecting box (5), and the communicating pipe (13) is located above the filter plate (10).

2. The sewage treatment dosing device according to claim 1, wherein the filter plate (10) is mounted on the inner wall of the tank body (1) through screws, and a support ring (15) is arranged in the middle of the filter plate (10).

3. The sewage treatment dosing device according to claim 2, wherein the rotating rod (11) is inserted in the support ring (15), and the rotating rod (11) is in supporting and rotating connection with the support ring (15).

4. The sewage treatment dosing device according to claim 1, wherein a valve is arranged on the dosing pipe (7), and one end of the dosing pipe (7) far away from the dosing hopper (6) extends to the lower part of the filter plate (10).

5. The sewage treatment dosing device according to claim 1, wherein a valve is arranged on the drain pipe (3).

6. The sewage treatment dosing device according to claim 1, wherein the stirring rod (12) is located below the filter plate (10).