CN210127099U

CN210127099U - Stripping tower for denitrification of domestic sewage treatment

Info

Publication number: CN210127099U
Application number: CN201920650799.7U
Authority: CN
Inventors: 丁颖; 杨鹏; 肖雨
Original assignee: Guizhou Guishui Investment Development Co Ltd
Current assignee: Guizhou Guishui Investment Development Co Ltd
Priority date: 2019-05-08
Filing date: 2019-05-08
Publication date: 2020-03-06
Anticipated expiration: 2029-05-08

Abstract

The utility model discloses a domestic sewage treatment denitrogenation is with blowing off tower, including blowing off the tower body, four corners of blowing off tower body top outer wall all are provided with the shrinkage pool, and the inner wall welding of shrinkage pool has a fixed section of thick bamboo, the top inner wall of a fixed section of thick bamboo has electric telescopic handle through bolted connection, and electric telescopic handle's piston one end is provided with the ring, the bottom outer wall welding of ring has annular scraper blade, and the outer wall of ring is provided with the brush, the bottom inner wall welding of blowing off the tower body has the stand, and the top outer wall welding of stand has the disc, the inside of disc is provided with the cavity, and the bottom outer wall welding of disc has the air duct, the top outer wall of disc is provided with the blast pipe that the equidista. The utility model discloses effectively increased the area of contact of gas with sewage, it is better to blow off the effect, and makes to blow off the tower and wash more convenient, has effectively solved and has blown off the tower and be difficult to abluent difficult problem, has more the practicality.

Description

Stripping tower for denitrification of domestic sewage treatment

Technical Field

The utility model relates to a sewage treatment technical field especially relates to a domestic sewage treatment denitrogenation is with blowing off tower.

Background

In the process of domestic sewage treatment, a stripping treatment technology is needed to remove ammonia nitrogen in sewage, namely reaction gas is introduced into water to be in full contact with each other, so that dissolved gas and volatile substances in the water pass through a gas-liquid interface and are transferred to a gas phase, and the purpose of removing pollutants is achieved.

Through retrieval, the Chinese patent application No. 201620783460.0 discloses an ammonia nitrogen stripping sewage treatment device, which comprises a stripping tower, an absorption tower and an ultrasonic generating device, wherein a first spraying water distributor, a first packing area, a second spraying water distributor, a second packing area and a water accumulation area are sequentially arranged in the stripping tower from top to bottom. The ammonia nitrogen stripping sewage treatment device in the patent has certain disadvantages: after the device is used for sewage treatment, impurities in sewage are easy to adhere to the inner wall of the stripping tower and are difficult to clean, so that the next use is easily influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a stripping tower for denitrification in domestic sewage treatment.

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

a blow-off tower for denitrification in domestic sewage treatment comprises a blow-off tower body, wherein four corners of the top outer wall of the blow-off tower body are provided with concave holes, the inner walls of the concave holes are welded with a fixed cylinder, the top inner wall of the fixed cylinder is connected with an electric telescopic rod through bolts, one end of a piston of the electric telescopic rod is provided with a ring, the bottom outer wall of the ring is welded with an annular scraper, the outer wall of the ring is provided with a hairbrush, the bottom inner wall of the blow-off tower body is welded with a stand column, the top outer wall of the stand column is welded with a disc, the inside of the disc is provided with a cavity, the bottom outer wall of the disc is welded with an air guide pipe, the top outer wall of the disc is provided with exhaust pipes which are distributed annularly at equal intervals, the outer wall of the exhaust pipes is provided with a plurality of exhaust holes, the, the inner wall of mounting hole and the outer wall welding of blast pipe, the outer wall welding of one side of blow-off tower body has the blow off pipe, and the inner wall threaded connection of blow off pipe has the end cover.

As a further aspect of the present invention: the top outer wall of the blow-off tower body is provided with a mounting opening, a dirt guide pipe is welded on the inner wall of the mounting opening, and a sealing cover is connected to the inner wall of the dirt guide pipe in a threaded mode.

As a further aspect of the present invention: the top outer wall of the stripping tower body is provided with a connecting pipe, and the outer wall of one end of the connecting pipe is welded with a filter box.

As a further aspect of the present invention: the inner wall of filter box is provided with fixed frame, and the top of fixed frame and bottom outer wall all open the bleeder vent that has the equidistance and distribute, and the filter core has been placed to the inside of fixed frame.

As a further aspect of the present invention: the inner wall sliding connection of fixed frame has the sheet rubber, and the welding of one side outer wall of sheet rubber has the movable block.

As a further aspect of the present invention: the electric telescopic rod is connected with a switch through a wire, and the switch is connected with a power supply through a wire.

As a further aspect of the present invention: the outer wall of one side of the blow-off tower body is provided with an observation port, the inner wall of the observation port is welded with an observation window, and the outer wall of the bottom of the blow-off tower body is welded with a fixed seat.

The utility model has the advantages that:

1. through the arranged disc, the cavity, the exhaust pipe and the exhaust hole, the air-stripping gas can be introduced into the cavity in the disc through the air guide pipe and then introduced into the sewage through the exhaust hole on the exhaust pipe, so that ammonia and other gases dissolved in the water escape from the sewage, the mode of introducing the gas from the bottom of the air-stripping tower is replaced, the contact area of the gas and the sewage is effectively increased, and the air-stripping effect is better;

2. through the filter box, the filter element, the rubber sheet and the movable block, nitrogen and other gases generated in the blowing-off process can be introduced into the filter box through the connecting pipe, the filter element in the filter box can remove harmful gases in mixed gases, the secondary pollution caused by the fact that polluted gases are discharged into the atmosphere is effectively avoided, meanwhile, the movable block in the fixed frame is drawn out, the filter element is convenient to replace, the rubber sheet on the movable block can prevent gas leakage, the sealing performance of the filter box is guaranteed, and the using effect is better;

3. through electric telescopic handle, ring, brush and the annular scraper blade that sets up, blow and take off the completion back, when wasing blowing off the tower inner wall, can drive electric telescopic handle and begin work, drive the ring and reciprocate to can brush the spot of attaching to on the inner wall to not hard up through the brush on the ring, and can scrape the spot down through the annular scraper blade of ring bottom, it is more convenient to make the blowing off tower wash, has effectively solved the difficult problem that the blowing off tower is difficult to abluent, has more the practicality.

Drawings

FIG. 1 is a schematic sectional view of a stripping tower for denitrification in domestic sewage treatment according to example 1;

FIG. 2 is a schematic view showing the structure of a filtration tank of a stripping tower for denitrification in domestic sewage treatment according to example 1;

FIG. 3 is a schematic structural view of a stripping tower for denitrification in domestic sewage treatment according to example 1;

FIG. 4 is a schematic view showing the overall structure of a stripping tower for denitrification in domestic sewage treatment according to example 2.

In the figure: 1 air stripping tower body, 2 cavities, 3 disks, 4 columns, 5 air ducts, 6 exhaust pipes, 7 clapboards, 8 exhaust holes, 9 annular scrapers, 10 brushes, 11 fixed cylinders, 12 electric telescopic rods, 13 sealing covers, 14 dirt guide pipes, 15 rings, 16 connecting pipes, 17 filter boxes, 18 fixed frames, 19 air vents, 20 filter cores, 21 movable blocks, 22 rubber sheets, 23 observation windows and 24 fixed seats.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-3, a stripping tower for denitrification of domestic sewage treatment comprises a stripping tower body 1, four corners of the top outer wall of the stripping tower body 1 are provided with concave holes, the inner wall of the concave holes is welded with a fixed cylinder 11, the top inner wall of the fixed cylinder 11 is connected with an electric telescopic rod 12 through bolts, one end of a piston of the electric telescopic rod 12 is welded with a ring 15, the bottom outer wall of the ring 15 is welded with an annular scraper 9, the outer wall of the ring 15 is bonded with a brush 10, the bottom inner wall of the stripping tower body 1 is welded with a stand column 4, the top outer wall of the stand column 4 is welded with a disc 3, a cavity 2 is arranged inside the disc 3, the bottom outer wall of the disc 3 is welded with an air duct 5, the top outer wall of the disc 3 is welded with exhaust pipes 6 which are distributed annularly at equal intervals, the outer wall of the exhaust pipes 6 is provided with a plurality, and the outer wall of the top of the clapboard 7 is provided with mounting holes which are distributed annularly at equal intervals, the inner wall of the mounting hole is welded with the outer wall of the exhaust pipe 6, the outer wall of one side of the blow-off tower body 1 is welded with a drain pipe, and the inner wall of the drain pipe is in threaded connection with an end cover.

Wherein, the top outer wall of the blow-off tower body 1 is opened there is the installing port, and the inner wall welding of installing port has the dirt guide pipe 14, the inner wall threaded connection of dirt guide pipe 14 has sealed lid 13, the top outer wall welding of the blow-off tower body 1 has connecting pipe 16, and the one end outer wall welding of connecting pipe 16 has filter box 17, the inner wall welding of filter box 17 has fixed frame 18, and the top of fixed frame 18 and the bottom outer wall all open the bleeder vent 19 that has the equidistance and distribute, filter core 20 has been placed to the inside of fixed frame 18, the inner wall sliding connection of fixed frame 18 has sheet rubber 22, and the outer wall welding of one side of sheet rubber 22 has movable block 21, electric telescopic handle 12 is connected with the switch through.

Example 2

Referring to fig. 4, a domestic sewage treatment denitrogenation is with blowing off tower, this embodiment compares in embodiment 1, and one side outer wall that still includes blowing off tower body 1 opens there is the viewing aperture, and the inner wall welding of viewing aperture has observation window 23, conveniently observes the inside sewage state of blowing off tower, and the welding of the bottom outer wall of blowing off tower body 1 has fixing base 24, makes the blowing off tower more stable.

The working principle is as follows: when in use, sewage to be treated can be led into the blowing tower through the sewage guide pipe 14, then blowing gas can be led into the cavity 2 in the disc 3 through the air guide pipe 5, then blowing gas is led into sewage through the exhaust hole 8 on the exhaust pipe 6, ammonia and other gases dissolved in water can escape from the sewage, nitrogen and other gases generated in the blowing process can be led into the filter box 17 through the connecting pipe 16, the filter element 20 positioned in the filter box 17 can remove harmful gases in mixed gases, the secondary pollution caused by the discharge of polluted gases into the atmosphere is effectively avoided, meanwhile, the movable block 21 in the fixed frame 18 is drawn out, the filter element 20 is convenient to replace, the rubber sheet 22 on the movable block 21 can prevent gas leakage, the sealing performance of the filter box 17 is ensured, after blowing off is finished, when the inner wall of the blowing tower is cleaned, the electric telescopic rod 12 can be driven to start working, the circular ring 15 is driven to move up and down, the dirt attached to the inner wall can be brushed to be loose through the hairbrush 10 on the circular ring 15, the dirt can be scraped off through the annular scraping plate 9 at the bottom of the circular ring 15, and the blowing-off tower is convenient to clean.

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. The utility model provides a domestic sewage treatment denitrogenation is with blowing off tower, includes blowing off tower body (1), its characterized in that, four corners of blowing off tower body (1) top outer wall all are provided with the shrinkage pool, and the inner wall welding of shrinkage pool has solid fixed cylinder (11), the top inner wall of gu fixed cylinder (11) has electric telescopic handle (12) through bolted connection, and the piston one end of electric telescopic handle (12) is provided with ring (15), the bottom outer wall welding of ring (15) has annular scraper blade (9), and the outer wall of ring (15) is provided with brush (10), the bottom inner wall welding of blowing off tower body (1) has stand (4), and the top outer wall welding of stand (4) has disc (3), the inside of disc (3) is provided with cavity (2), and the bottom outer wall welding of disc (3) has air duct (5), the top outer wall of equidistance disc (3) is provided with blast pipe (6) that are annular and distribute, and the outer wall of blast pipe (6) is opened there are a plurality of exhaust holes (8), the inner wall welding of blow-off tower body (1) has baffle (7), and the top outer wall of baffle (7) is provided with the mounting hole that the equidistance is the annular and distributes, the inner wall of mounting hole and the outer wall welding of blast pipe (6), the outer wall welding of one side of blow-off tower body (1) has the blow off pipe, and the inner wall threaded connection of blow off pipe has the end cover.

2. The blow-off tower for denitrification of domestic sewage treatment according to claim 1, wherein the outer wall of the top of the blow-off tower body (1) is provided with an installation opening, the inner wall of the installation opening is welded with a sewage guide pipe (14), and the inner wall of the sewage guide pipe (14) is in threaded connection with a sealing cover (13).

3. The blow-off tower for denitrification in domestic sewage treatment according to any one of claims 1-2, wherein the outer wall of the top of the blow-off tower body (1) is provided with a connecting pipe (16), and the outer wall of one end of the connecting pipe (16) is welded with a filter box (17).

4. The stripping tower for denitrification in domestic sewage treatment according to claim 3, wherein the filter box (17) is provided with a fixing frame (18) on the inner wall, air holes (19) are formed in the outer walls of the top and the bottom of the fixing frame (18) at equal intervals, and the filter element (20) is placed inside the fixing frame (18).

5. The stripping tower for denitrification in domestic sewage treatment according to claim 4, wherein the inner wall of the fixed frame (18) is connected with a rubber sheet (22) in a sliding manner, and the outer wall of one side of the rubber sheet (22) is welded with a movable block (21).

6. The stripping tower for denitrification of domestic sewage treatment according to claim 5, wherein the electric telescopic rod (12) is connected with a switch through a wire, and the switch is connected with a power supply through a wire.

7. The blow-off tower for denitrification of domestic sewage treatment according to claim 6, wherein the outer wall of one side of the blow-off tower body (1) is provided with an observation port, the inner wall of the observation port is welded with an observation window (23), and the outer wall of the bottom of the blow-off tower body (1) is welded with a fixed seat (24).