CN118702248A - Municipal engineering sewage treatment device and use method - Google Patents

Abstract

The present invention discloses a sewage treatment device for municipal engineering and a method of use, which relates to the technical field of sewage treatment, and comprises a feed box, a screening box is fixedly installed at the bottom of the feed box, a medicine adding box is fixedly installed at the bottom center of the screening box, a conical cylinder is fixedly installed at the bottom of the medicine adding box, the bottom of the conical cylinder is rotatably connected with a central rotating tube, and a spraying pipe is arranged in an array on the central rotating tube. The present invention sets a spiral plate to make water and medicine form a spiral mixture, and the mixing time is longer; the water flow will drive the rotating blades to rotate, and the rotating blades will further accelerate the mixing of water and medicine, improve the mixing efficiency, and realize adaptive mixing, and no external stirring and mixing structure is required, and then flow into the central rotating tube. Since the central rotating tube is rotating, the mixed liquid will be rotated and sprayed into the sedimentation barrel through the spraying pipe, and the mixing of medicines will be accelerated.

Description

Municipal engineering sewage treatment device and use method

Technical Field

The present invention relates to the technical field of sewage treatment, and in particular to a sewage treatment device for municipal engineering and a use method thereof.

Background Art

Municipal sewage refers to domestic sewage, industrial wastewater and runoff sewage within urban areas. It is generally collected by urban pipes and should be treated in urban sewage treatment plants before being discharged.

With the development of society and economic progress, municipal buildings are increasing day by day, and the demand for environmental quality in cities is also increasing. A large amount of sewage is generated in daily municipal work. Sewage treatment refers to the process of purifying sewage to meet the water quality requirements for discharge into a certain water body or reuse. With the continuous improvement of the demand for environmental quality in cities, the need for sewage treatment is also particularly important.

A municipal sewage treatment device is disclosed in the patent document with the authorization publication number CN112957786B, which has the effect of improving the increased energy consumption and energy waste in the sewage treatment process caused by pollution blockage;

However, although the above scheme can effectively treat the sludge in municipal sewage, the precipitated sludge in the sewage cannot be treated quickly, and the mixing of the reagent and sewage cannot be accelerated to quickly produce precipitation for treatment.

Summary of the invention

The purpose of the present invention is to provide a sewage treatment device for municipal engineering and a method of use to solve the above technical problems.

The purpose of the present invention can be achieved through the following technical solutions:

A sewage treatment device for municipal engineering, comprising a feed box, a screening box is fixedly installed at the bottom of the feed box, a reagent adding box is fixedly installed at the center of the bottom of the screening box, a conical cylinder is fixedly installed at the bottom of the reagent adding box, a central rotating pipe is rotatably connected to the bottom of the conical cylinder, a spraying pipe is arrayed on the central rotating pipe, and a sedimentation barrel is arranged outside the central rotating pipe;

A conical spiral plate is arranged on the inner wall of the conical cylinder, a support plate is fixedly installed inside the conical cylinder, and a rotating fan blade is rotatably connected to the support plate.

As a further solution of the present invention: the bottom array of the central rotating tube is provided with multiple transmission plates, a bottom scraper is fixedly installed on the bottom of the transmission plate, a vertical plate is fixedly installed on the transmission plate, a side wall scraper is fixedly installed on the vertical plate, and a supporting ring tube is fixedly installed on the top of the multiple vertical plates.

As a further solution of the present invention: a pushing cylinder is fixedly installed inside the screening box, a moving plate is fixedly installed on the piston rod of the pushing cylinder, and a scraper is connected to the bottom of the moving plate through a spring;

A plurality of filter holes are provided at the center of the screening box, and a sewage outlet is provided on one side of the filter holes.

As a further solution of the present invention: one side of the scraper is connected to the baffle through a connecting rod.

As a further solution of the present invention: a partition is fixedly installed inside the feed box, and a feed discharge hole is opened at the bottom of the feed box.

As a further solution of the present invention: two cylinders are symmetrically arranged on one side of the feed box, a driving block is movably connected to the piston rod of the cylinder, a rotating sealing tube is fixedly installed on the driving block, and the rotating sealing tube is located at the bottom of the discharge hole.

As a further solution of the present invention: a central through hole is provided on the rotary sealing tube.

As a further solution of the present invention: a method for using a sewage treatment device for municipal engineering comprises the following steps:

Step 1: Add sewage into the feed box, enter the screening box, and filter the sludge through the filter mesh;

Step 2: The filtered water enters the reagent adding box and enters the conical cylinder together with the reagent. The reagent and water are mixed by the spiral plate and the rotating fan blades, and then flow into the central rotating pipe, and then sprayed into the sedimentation barrel through the spraying pipe for sedimentation. Finally, the upper layer of clear water is discharged, and the central rotating pipe is started to rotate, driving the side wall scraper and the bottom scraper to rotate, scraping the sludge in the sedimentation barrel and discharging it;

Step 3: When the sludge in the screening box needs to be removed, first start the cylinder, drive the rotating sealing tube through the drive block to block the discharge hole, then start the push cylinder to push the scraper to move, scrape the sludge on the filter holes into the sewage outlet, and collect it in the sludge collection box.

Beneficial effects of the present invention:

The present invention arranges the spiral plate to make the water and the medicine form a spiral mixture, and the mixing time is longer; the water flow will drive the rotating fan blades to rotate, and the rotation of the rotating fan blades will further accelerate the mixing of water and medicine, improve the mixing efficiency, and realize adaptive mixing, and no external stirring and mixing structure is required, and then flow into the central rotating tube. Since the central rotating tube is rotating, the mixed liquid will be rotated and sprayed into the sedimentation barrel through the spraying pipe, thereby accelerating the mixing of the medicine; the conical cylinder and the central rotating tube cooperate with each other.

The present invention arranges the feed box and the screening box so that during the process of removing sludge from the screening box and the sedimentation barrel, the feed box can continue to collect sewage, and filtering can continue after the sludge is processed, and this structure will not cause interruption of the processing; at the same time, the baffle is arranged so that when the sludge is not being cleaned, the baffle plays a good blocking role to prevent the water falling from above from splashing into the sewage outlet; when the sludge is being cleaned, the baffle will move together, and at this time the scraper can push the sludge into the sewage outlet, and then during the resetting process, the sludge on the road can also be pushed to the middle.

BRIEF DESCRIPTION OF THE DRAWINGS

The present invention will be further described below in conjunction with the accompanying drawings.

FIG1 is a schematic diagram of the overall structure of the present invention;

FIG2 is a schematic diagram of the overall structure of the conical tube of the present invention;

FIG3 is a schematic diagram of the overall structure of the scraper structure of the present invention;

FIG4 is a schematic diagram of the internal structure of the screening box of the present invention;

5 is a schematic diagram of the internal structure of the feed box of the present invention;

FIG. 6 is a schematic diagram of the overall structure of the rotary sealing tube of the present invention.

In the figure: 1. feed box; 11. partition; 12. cylinder; 13. drive block; 14. discharge hole; 15. rotary sealing tube; 151. middle through hole; 2. screening box; 21. push cylinder; 22. moving plate; 23. scraper; 24. connecting rod; 25. baffle; 26. filter hole; 27. sewage outlet; 3. reagent adding box; 4. conical cylinder; 41. spiral plate; 42. support plate; 43. rotating fan blade; 5. sedimentation barrel; 51. middle through rotating tube; 52. spraying pipe; 53. gear ring; 54. support ring tube; 55. vertical plate; 56. side wall scraper; 57. transmission plate; 58. bottom scraper; 6. sludge collection box.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

Example 1

Please refer to Figures 1-2. The present invention is a sewage treatment device for municipal engineering, including a feed box 1, a screening box 2 is fixedly installed at the bottom of the feed box 1, a reagent adding box 3 is fixedly installed at the bottom center of the screening box 2, a conical cylinder 4 is fixedly installed at the bottom of the reagent adding box 3, a central rotating tube 51 is rotatably connected to the bottom of the conical cylinder 4, a gear ring 53 is installed on the central rotating tube 51, and the gear ring 53 is driven to rotate by a motor, a gear and a rack, a spraying pipe 52 is arranged in an array on the central rotating tube 51, a sedimentation barrel 5 is arranged outside the central rotating tube 51, and a drainage pipe and a sewage pipe are arranged on the sedimentation barrel 5;

A conical spiral plate 41 is disposed on the inner wall of the conical cylinder 4 , a support plate 42 is fixedly installed inside the conical cylinder 4 , and a rotating fan blade 43 is rotatably connected to the support plate 42 .

Specifically, sewage is added into the feed box 1, enters into the screening box 2, and the sludge is filtered through the filter mesh holes 26; the filtered water enters into the reagent adding box 3, and the precipitation reagent is added into the reagent adding box 3 as needed, and the water and the reagent enter into the conical cylinder 4 together, and the spiral plate 41 is provided to make the water and the reagent form a spiral mixture, and the mixing time is longer; the water flow will drive the rotating blades 43 to rotate, and the rotating blades 43 rotate to further accelerate the mixing of water and the reagent, improve the mixing efficiency, and realize adaptive mixing, and do not need an external stirring and mixing structure, and then flow into the central rotating tube 51. Since the central rotating tube 51 is rotating, the mixed liquid will be rotated and sprayed into the sedimentation barrel 5 through the spraying tube 52, so as to accelerate the mixing of the reagent.

In this embodiment, please refer to Figure 3, the bottom array of the central rotating tube 51 is provided with a plurality of transmission plates 57, a bottom scraper 58 is fixedly installed at the bottom of the transmission plate 57, a vertical plate 55 is fixedly installed on the transmission plate 57, a side wall scraper 56 is fixedly installed on the vertical plate 55, the side wall scraper 56 and the bottom scraper 58 are connected by bolts, and their positions can be adjusted, and a supporting ring tube 54 is fixedly installed on the top of the plurality of vertical plates 55 to support the vertical plates 55 and ensure the stability of their rotation.

Specifically, the central rotating pipe 51 drives the transmission plate 57 and the vertical plate 55 to rotate, and then drives the bottom scraper 58 and the side wall scraper 56 to rotate, so as to scrape the sludge in the sedimentation barrel 5 and discharge it.

In this embodiment, please refer to Figure 4, a pushing cylinder 21 is fixedly installed inside the screening box 2, a movable plate 22 is fixedly installed on the piston rod of the pushing cylinder 21, and a scraper 23 is connected to the bottom of the movable plate 22 through a spring; a plurality of filter holes 26 are opened at the center of the screening box 2, a sewage outlet 27 is opened on one side of the sewage outlet 26, and a sludge collection box 6 is arranged below the sewage outlet 27.

Specifically, when the sludge in the screening box 2 needs to be removed, the cylinder 12 is first started, and the driving block 13 drives the rotating sealing tube 15 to block the feed hole 14, and then the push cylinder 21 is started to push the scraper 23 to move, and the sludge on the filter mesh hole 26 is scraped to the sewage outlet 27, and the sludge collection box 6 collects it.

In this embodiment, one side of the scraper 23 is connected to the baffle 25 through a connecting rod 24. The baffle 25 is provided so that when the sludge is not being cleaned, the baffle 25 plays a good blocking role to prevent the water falling from above from splashing into the sewage outlet 27.

Specifically, when cleaning the sludge, the baffle 25 will move together, and the scraper 23 can push the sludge into the sewage outlet 27, and then during the resetting process, the sludge on the road can be pushed to the middle.

In this embodiment, please refer to FIG. 5 and FIG. 6 , a partition 11 is fixedly installed inside the feed box 1. The partition 11 is arranged to divide the feed box 1 into two feed areas. This is to facilitate the treatment of sewage of different degrees, because some sewage may not need to be treated with chemicals, so it is not necessary to treat with chemicals. The rotary sealing tubes 15 are configured separately and are designed to work separately; a discharge hole 14 is provided at the bottom of the feed box 1. Two cylinders 12 are symmetrically arranged on one side of the feed box 1. A driving block 13 is movably connected to the piston rod of the cylinder 12. A rotary sealing tube 15 is fixedly installed on the driving block 13. The rotary sealing tube 15 is located at the bottom of the discharge hole 14. A central through hole 151 is provided on the rotary sealing tube 15. Discharge can be achieved by aligning it with the discharge hole 14. Otherwise, sealing will be achieved. The rotary sealing tube 15 plays a sealing role.

Example 2

Based on Example 1, referring to Figures 1-6, the method for using the municipal engineering sewage treatment device includes the following steps:

Step 1: Add sewage into the feed box 1, enter the screening box 2, and filter the sludge through the filter mesh 26;

Step 2: The filtered water enters the reagent adding box 3, and enters the conical cylinder 4 together with the reagent. The reagent and water are mixed by the spiral plate 41 and the rotating fan blades 43, and then flow into the central rotating pipe 51, and are sprayed into the sedimentation barrel 5 through the spraying pipe 52 for sedimentation. Finally, the upper layer of clean water is discharged, and the central rotating pipe 51 is started to rotate, driving the side wall scraper 56 and the bottom scraper 58 to rotate, and the sludge in the sedimentation barrel 5 is scraped off and discharged;

Step 3: When the sludge in the screening box 2 needs to be removed, first start the cylinder 12, drive the rotating sealing tube 15 through the driving block 13 to block the discharge hole 14, then start the pushing cylinder 21 to push the scraper 23 to move, and scrape the sludge on the filter hole 26 into the sewage outlet 27, and collect it in the sludge collection box 6.

The above is a detailed description of an embodiment of the present invention, but the content is only a preferred embodiment of the present invention and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the patent coverage of the present invention.

Claims (8)

1. The sewage treatment device for municipal works is characterized by comprising a feeding box (1), wherein a screening box (2) is fixedly arranged at the bottom of the feeding box (1), a medicament adding box (3) is fixedly arranged at the center of the bottom of the screening box (2), a conical barrel (4) is fixedly arranged at the bottom of the medicament adding box (3), a middle through rotating pipe (51) is rotatably connected to the bottom of the conical barrel (4), spraying pipes (52) are arranged on the middle through rotating pipe (51) in an array manner, and a precipitation barrel (5) is arranged outside the middle through rotating pipe (51);

The inner wall of the conical cylinder (4) is provided with a conical spiral plate (41), a supporting plate (42) is fixedly arranged in the conical cylinder (4), and a rotary fan blade (43) is rotatably connected to the supporting plate (42).

2. The sewage treatment device for municipal works according to claim 1, wherein a plurality of transmission plates (57) are arranged at the bottom of the middle through rotary pipe (51), bottom scrapers (58) are fixedly arranged at the bottoms of the transmission plates (57), vertical plates (55) are fixedly arranged on the transmission plates (57), side wall scrapers (56) are fixedly arranged on the vertical plates (55), and support ring pipes (54) are fixedly arranged at the tops of the vertical plates (55).

3. The sewage treatment device for municipal works according to claim 1, wherein a pushing cylinder (21) is fixedly installed in the screening box (2), a moving plate (22) is fixedly installed on a piston rod of the pushing cylinder (21), and a scraping plate (23) is connected to the bottom of the moving plate (22) through a spring;

A plurality of filter screen holes (26) are formed in the center of the screening box (2), and a drain outlet (27) is formed in one side of each filter screen hole (26).

4. A sewage treatment device for municipal works according to claim 3, wherein one side of the scraper (23) is connected to the baffle (25) via a connecting rod (24).

5. The sewage treatment device for municipal works according to claim 1, wherein the inside of the feeding box (1) is fixedly provided with a partition plate (11), and the bottom of the feeding box (1) is provided with a discharging hole (14).

6. The sewage treatment device for municipal works according to claim 5, wherein one side of the feeding box (1) is symmetrically provided with two cylinders (12), a piston rod of each cylinder (12) is movably connected with a driving block (13), a rotary sealing pipe (15) is fixedly installed on each driving block (13), and the rotary sealing pipe (15) is located at the bottom of the discharging hole (14).

7. The sewage treatment device for municipal works according to claim 6, wherein the rotary sealing tube (15) is provided with a through hole (151).

8. A method of using the sewage treatment apparatus for municipal works, characterized by adopting the sewage treatment apparatus for municipal works according to any one of claims 1 to 7, comprising the steps of:

step one, adding sewage into a feeding box (1), entering a screening box (2), and filtering the sludge through a filter screen hole (26);

Step two, the filtered water enters a medicament adding box (3), enters a conical barrel (4) together with the medicament, mixes the medicament with the water through the arrangement of a spiral plate (41) and a rotary fan blade (43), flows into a middle through rotary pipe (51), sprays and shines into a precipitation barrel (5) through a spray pipe (52) to precipitate, finally discharges clear water at the upper layer, starts the middle through rotary pipe (51) to rotate, drives a side wall scraper (56) and a bottom scraper (58) to rotate, scrapes sludge in the precipitation barrel (5) and discharges the sludge;

Step three, when the sludge in the screening box (2) needs to be removed, firstly starting the air cylinder (12), driving the rotary sealing pipe (15) to block the blanking hole (14) through the driving block (13), then starting the pushing air cylinder (21), pushing the scraping plate (23) to move, scraping the sludge on the filter mesh (26) into the sewage outlet (27), and collecting the sludge by the sludge collecting box (6).