CN216571693U

CN216571693U - Sewage grid grit chamber

Info

Publication number: CN216571693U
Application number: CN202122933260.2U
Authority: CN
Inventors: 许绪海
Original assignee: Jiangsu Qinglongyu Environmental Protection Technology Co ltd
Current assignee: Jiangsu Qinglongyu Environmental Protection Technology Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-05-24
Anticipated expiration: 2031-11-26

Abstract

The utility model relates to the technical field of sewage treatment equipment, in particular to a sewage grating grit chamber, which comprises a chamber body, wherein the left side wall of the chamber body is communicated with a water inlet pipe, the middle part in the chamber body is fixedly connected with a partition plate, the lower end of the chamber body, which is positioned at the left side and the right side of the partition plate, is provided with a settling tank in a downward concave manner, and the inner bottom side wall of the chamber body, which is positioned at the outer side of the settling tank, is provided with a slope. The first grating is used for primarily blocking mud and sand in the sewage, the second grating is used for secondarily blocking mud and sand in the sewage, and then the sewage enters the drainage groove and is discharged from the drainage pipe; through the motor work for the pivot rotates, makes the stirring rake rotate, thereby makes the solid sand grain in the sewage receive centrifugal force, gravity, buoyancy and fluid resistance combined action, and subsides downwards, enters into the precipitation tank, at pivot pivoted in-process, drives the cleaning brush simultaneously and rotates, makes the cleaning brush clear up the silt particle on first grid and second grid surface.

Description

Sewage grid grit chamber

Technical Field

The utility model relates to the technical field of sewage treatment equipment, in particular to a sewage grid grit chamber.

Background

Sewage treatment is a process of purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the 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, and is also increasingly carried into daily life of common people, and sewage can not be prevented from being mixed with silt in the migration, flow and collection processes. If the sand in the sewage is not removed by settlement separation in advance, the operation of subsequent treatment equipment is influenced, and therefore the sand settling treatment needs to be carried out on the sewage.

Therefore, a sewage grid grit chamber is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sewage grid grit chamber to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a sewage grid grit chamber comprises a chamber body, wherein the left side wall of the chamber body is communicated with a water inlet pipe, the middle part in the chamber body is fixedly connected with a clapboard, sedimentation tanks are arranged at the lower end of the tank body and are positioned at the left side and the right side of the clapboard in a downward concave manner, slope surfaces are arranged on the inner bottom side wall of the tank body and are positioned at the outer sides of the sedimentation tanks, an opening is arranged on the clapboard, a first grid is fixedly arranged at the position of the opening on the right side of the clapboard, the right side of the tank body is communicated with a drainage groove, the lower end of the right side of the drainage groove is communicated with a drainage pipe, a second grid is fixedly arranged on the right side wall in the tank body and positioned at the drainage groove, the upper end of the tank body is provided with a cover plate, the cover plate is rotatably connected with a rotating shaft through a bearing at the left side and the right side of the clapboard, pivot lower extreme fixedly connected with stirring rake, right side the equal fixedly connected with connecting rod in pivot surface left and right sides, the one end fixedly connected with cleaning brush of pivot is kept away from to the connecting rod.

As a further optimization of the technical scheme, the lower end of the precipitation tank is communicated with a sludge discharge pipe.

The device can discharge the precipitated sludge in the precipitation tank through the sludge discharge pipe.

As a further optimization of the technical solution, the inclination angle of the slope surface is 30 degrees.

The arrangement of the slope surface enables the sludge in the tank body to enter the sedimentation tank along the slope surface.

As a further optimization of the technical scheme, the distance between the two groups of cleaning brushes is matched with the distance between the first grating and the second grating.

This setting drives the cleaning brush and rotates at the pivoted in-process of pivot for the continuous and first grid of cleaning and second grid surface contact of cleaning brush, clear up first grid and second grid, avoid first grid and second grid to block up.

As a further optimization of the technical scheme, the first grating and the second grating are both stainless steel gratings.

The arrangement ensures that the first grating and the second grating are not easily corroded and have longer service life.

As a further optimization of the technical scheme, the middle of the upper end of the cover plate is fixedly provided with the mounting frame, the upper end of the mounting frame is fixedly provided with the motor, an output shaft of the motor extends into the mounting frame, a double-groove driving belt wheel is fixedly arranged on an output shaft of the motor, a driven belt wheel is arranged on the rotating shaft, and the driven belt wheel is connected with the double-groove driving belt wheel through belt transmission.

This setting is through motor work for the rotation of double flute driving pulley, through belt transmission, makes driven pulley and pivot rotate.

Compared with the prior art, the utility model has the beneficial effects that: the sewage is sent into the tank body through the water inlet pipe, the first grating is used for primarily blocking mud and sand in the sewage, the second grating is used for secondarily blocking mud and sand in the sewage, and then the sewage enters the drainage groove and is discharged from the drainage pipe; through the motor work, make double flute driving pulley rotate, through belt drive, make driven pulley and pivot rotate, make the stirring rake rotate, thereby make the solid sand grain in the sewage receive centrifugal force, gravity, buoyancy and fluid resistance combined action, subside downwards, enter into the precipitation tank, in pivot pivoted in-process, drive the cleaning brush simultaneously and rotate, make the continuous and first grid of cleaning brush and second grid surface contact, clear up the silt particle on first grid and second grid surface, avoid first grid and second grid to block up.

Drawings

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

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic view of the internal structure of the tank body of the present invention.

In the figure: 1. a tank body; 2. a water inlet pipe; 3. a partition plate; 4. a settling tank; 5. a slope surface; 6. a first grid; 7. a water discharge tank; 8. a drain pipe; 9. a second grid; 10. a cover plate; 11. a rotating shaft; 12. a stirring paddle; 13. a connecting rod; 14. a cleaning brush; 15. a sludge discharge pipe; 16. a mounting frame; 17. a motor; 18. a double-groove driving pulley; 19. a driven pulley; 20. a belt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a sewage grid grit chamber comprises a chamber body 1, wherein a water inlet pipe 2 is communicated with the left side wall of the chamber body 1. The sewage is sent into the tank body 1 through the water inlet pipe 2.

Middle part fixedly connected with baffle 3 in the

cell body

1, 1 lower extreme of cell body just is located the equal undercut in 3 left and right sides of baffle and is provided with

precipitation tank

4, 1 inner bottom lateral wall of cell body just is located the 4 outsides of precipitation tank and is provided with slope 5, slope 5's inclination is 30 degrees, 4 lower extreme intercommunications of precipitation tank have mud pipe 15. The sludge in the tank body 1 enters the sedimentation tank 4 along the slope surface 5 and is discharged through the sludge discharge pipe 15.

The opening has been seted up on

baffle

3, 3 right sides of baffle just are located opening part fixed mounting and have

first grid

6, 1 right side intercommunication of cell body has

water drainage tank

7, 7 right side lower extremes of water drainage tank intercommunication have drain pipe 8, the right side wall just is located water drainage tank 7 department fixed mounting and has second grid 9 in the cell body 1, first grid 6 and second grid 9 are stainless steel grating. The first grating 6 primarily blocks the mud and sand in the sewage, the second grating 9 secondarily blocks the mud and sand in the sewage, and then the sewage enters the drainage channel 7 and is discharged from the drainage pipe 8.

A cover plate 10 is arranged at the upper end of the tank body 1, the left side and the right side of the baffle plate 3 on the cover plate 10 are both rotationally connected with a rotating shaft 11 through bearings, the middle part of the upper end of the cover plate 10 is fixedly provided with a mounting frame 16, the upper end of the mounting frame 16 is fixedly provided with a motor 17, an output shaft of the motor 17 extends into the mounting frame 16, a double-groove driving belt wheel 18 is fixedly arranged on the output shaft of the motor 17, a driven belt wheel 19 is arranged on the rotating shaft 11, the driven belt wheel 19 is in transmission connection with the double-groove driving belt wheel 18 through a belt 20, the lower end of the rotating shaft 11 is fixedly connected with a stirring paddle 12, the left side and the right side of the surface of the rotating shaft 11 on the right side are both fixedly connected with connecting rods 13, one end of the connecting rod 13, which is far away from the rotating shaft 11, is fixedly connected with a cleaning brush 14, and the distance between the two groups of cleaning brushes 14 is matched with the distance between the first grid 6 and the second grid 9. Through the work of motor 17, make double flute driving pulley 18 rotate, through the transmission of belt 20, make driven pulley 19 and pivot 11 rotate, make stirring rake 12 rotate, thereby make the solid sand grain in the sewage receive centrifugal force, gravity, buoyancy and fluid resistance combined action, subside downwards, enter into precipitation tank 4, in pivot 11 pivoted in-process, drive cleaning brush 14 simultaneously and rotate, make cleaning brush 14 continuous and first grid 6 and second grid 9 surface contact, clear up the silt particle on first grid 6 and second grid 9 surface, avoid first grid 6 and second grid 9 to block up.

Specifically, when the sewage treatment device is used, sewage is sent into the tank body 1 through the water inlet pipe 2, mud and sand in the sewage are primarily blocked through the first grating 6, mud and sand in the sewage are secondarily blocked through the second grating 9, and then the sewage enters the drainage groove 7 and is discharged from the drainage pipe 8; through the work of the motor 17, the double-groove driving belt wheel 18 rotates, the driven belt wheel 19 and the rotating shaft 11 rotate through the transmission of the belt 20, the stirring paddle 12 rotates, solid sand in sewage is subjected to the combined action of centrifugal force, gravity, buoyancy and fluid resistance and is settled downwards to enter the settling tank 4, and in the rotating process of the rotating shaft 11, the cleaning brush 14 is driven to rotate simultaneously, so that the cleaning brush 14 is continuously in surface contact with the first grating 6 and the second grating 9, mud and sand on the surfaces of the first grating 6 and the second grating 9 are cleaned, and the blockage of the first grating 6 and the second grating 9 is avoided.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sewage grid grit chamber, includes cell body (1), its characterized in that: the improved sewage treatment device is characterized in that a water inlet pipe (2) is communicated with the left side wall of the pool body (1), a partition plate (3) is fixedly connected to the inner middle of the pool body (1), the lower end of the pool body (1) is located on the left side and the right side of the partition plate (3) and is recessed downwards to form a precipitation tank (4), a slope (5) is arranged on the outer side of the precipitation tank (4) and on the inner bottom side wall of the pool body (1), an opening is formed in the partition plate (3), a first grating (6) is fixedly arranged on the right side of the partition plate (3) and is located at the opening, a water drainage groove (7) is communicated with the right side of the pool body (1), a water drainage pipe (8) is communicated with the lower end of the right side of the water drainage groove (7), a second grating (9) is fixedly arranged on the right side wall of the inner right side wall of the pool body (1) and is located at the water drainage groove (7), a cover plate (10) is mounted on the upper end of the cover plate (10) and is located on the left side and on the partition plate (3) and is rotatably connected with a rotating shaft (11) through a bearing, pivot (11) lower extreme fixedly connected with stirring rake (12), right side the equal fixedly connected with connecting rod (13) of pivot (11) surface left and right sides, the one end fixedly connected with cleaning brush (14) of pivot (11) are kept away from in connecting rod (13).

2. The sewage grid grit chamber of claim 1, wherein: the lower end of the sedimentation tank (4) is communicated with a sludge discharge pipe (15).

3. The sewage grid grit chamber of claim 1, wherein: the inclination angle of the slope surface (5) is 30 degrees.

4. The sewage grid grit chamber of claim 1, wherein: the distance between the two groups of cleaning brushes (14) is matched with the distance between the first grid (6) and the second grid (9).

5. The sewage grid grit chamber of claim 1, wherein: the first grating (6) and the second grating (9) are both stainless steel gratings.

6. The sewage grid grit chamber of claim 1, wherein: the utility model discloses a motor, including apron (10), mounting bracket (16) upper end fixed mounting has motor (17), the output shaft of motor (17) stretches into in mounting bracket (16), fixed mounting has double flute driving pulley (18) on the output shaft of motor (17), install on pivot (11) from the driven pulleys (19), from the driven pulleys (19) and double flute driving pulley (18) between be connected through belt (20) transmission.