CN215102099U

CN215102099U - Stripping tower for denitrification of domestic sewage treatment

Info

Publication number: CN215102099U
Application number: CN202120692496.9U
Authority: CN
Inventors: 吴昌春
Original assignee: Shenzhen Chuangfeige Environmental Protection Technology Co ltd
Current assignee: Shenzhen Chuangfeige Environmental Protection Technology Co ltd
Priority date: 2021-04-06
Filing date: 2021-04-06
Publication date: 2021-12-10
Anticipated expiration: 2031-04-06

Abstract

The utility model discloses a stripping tower for denitrification in domestic sewage treatment, which comprises a tower body, wherein a fixed block is fixedly arranged at the bottom of the tower body, the fixed block is provided with an air chamber, the air chamber is provided with an air inlet, the air inlet penetrates through the side surface of the bottom of the tower body, the fixed block is provided with an air duct, the air duct is provided with a one-way air hole, the tower body is fixedly provided with a water guide opening, the water guide opening is positioned above the side wall of the tower body, the water outlet is arranged below the side wall of the tower body, the top of the tower body is movably sealed with a tower cover, the tower cover and the tower body are fixedly provided with bolts, the tower cover is fixedly provided with two groups of lifting devices, the lifting device is provided with a decontamination ring, the decontamination ring is fixedly provided with a cleaning block, the tower cover is provided with a water inlet, the top of the tower cover is provided with an air hole, and the top of the tower cover is fixedly provided with a filter box. The utility model discloses can react more high-efficiently, can let in more gas and be convenient for wash the installation.

Description

Stripping tower for denitrification of domestic sewage treatment

Technical Field

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

Background

The stripping tower is divided into a packed tower and a sieve plate tower, a packing layer with a certain height is arranged in the packed tower, and liquid is sprayed from the top of the tower and flows downwards in a film shape on the surface of the packing; gaseous being sent into by the tower bottom, from down and last with the contact countercurrent contact of liquid film liquid membrane, accomplish the mass transfer process, the footboard that has the hole of certain quantity is established to the sieve plate tower in the tower, water is from last down spraying, it is down to pass the sieve mesh, the air is then from up flowing down, when gaseous passing liquid layer on the sieve plate with the tympanic bulla mode, contact each other and carry out the mass transfer, at domestic sewage treatment's in-process, need use one kind to blow off the processing technique, get rid of the ammonia nitrogen in the sewage, be about to reaction gas lets in water, make it mutual fully contact, make aquatic dissolved gas and volatile substance pass gas-liquid interface, to gas phase transfer, thereby reach the purpose of desorption pollutant.

The mass transfer efficiency of equipment in the prior art is not high enough, and equipment is bigger, and the filler blocks up easily, for this reason, we propose a domestic sewage treatment denitrogenation and use blow-off tower to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the mass transfer efficiency of the equipment is not high enough, and the stripping tower for denitrification in domestic sewage treatment is provided.

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

a blow-off tower for denitrification of domestic sewage treatment comprises a tower body, wherein a fixed block is fixedly mounted at the bottom of the tower body, the fixed block is sealed with the inner wall of the tower body, an air chamber is formed in the fixed block, an air inlet is formed in the air chamber, the air inlet penetrates through the side face of the bottom of the tower body, an air guide pipe is mounted on the fixed block and connected with the air chamber, the air guide pipe is provided with a one-way air hole and is in a bent spiral shape, a water guide opening is fixedly mounted on the tower body and is positioned above the side wall of the tower body, a water outlet is formed in the lower part of the side wall of the tower body, a tower cover is movably sealed at the top of the tower body, bolts are fixedly mounted on the tower cover and the tower body, two groups of lifting devices are fixedly mounted on the tower cover, a decontamination ring is mounted on the lifting devices, a cleaning block is fixedly mounted on the decontamination ring, a water inlet is mounted on the tower cover, the top of the tower cover is provided with an air hole, and the top of the tower cover is fixedly provided with a filter box.

Preferably, the filter box has been seted up multiunit filter core storehouse, the multiunit install the filter core in the filter core storehouse, the multiunit the air vent has been seted up between the filter core storehouse, the sealed lid of filter core storehouse activity seal, sealed lid fixed mounting has the handle, the gas outlet has been seted up at the filter box top.

Preferably, the scrubbing ring is fixedly provided with a lower scraping layer, the scrubbing ring is fixedly provided with an upper scraping layer, the upper scraping layer is connected with the cleaning block, and the lower scraping layer is connected with the cleaning block.

Preferably, the dirt removing ring is provided with a backflow wall, and the surface of the backflow wall is smooth.

Preferably, the tower cover is semicircular, and the air hole is formed in the central wall of the tower cover.

Preferably, the fixing block is provided with an inclined plane, the lower edge of the inclined plane is in contact with the water outlet, the opening of the water outlet is sealed, and the opening of the water guide port is sealed.

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

1. the air guide pipe fixedly installed in the tower body is arranged in a surrounding bent shape, so that the contact area of the air guide pipe and domestic sewage is increased, more gas can be released, more ammonia nitrogen gas can be taken away, the tower cover is arc-shaped, the gas can conveniently flow out, the air guide pipe can be replaced by opening the tower cover, and the practicability is improved;

2. the fixed block of tower body is the inclined plane, makes things convenient for sewage discharge clean, and more makes things convenient for domestic sewage's outflow and washing, and the scrubbing ring can the inside clean of clean up tower body, and the backward flow wall can make abluent sewage flow along the inner wall, prevents to pollute the air duct in the middle.

Drawings

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

FIG. 2 is a schematic view of the structure A in FIG. 1;

fig. 3 is a schematic structural diagram of B in fig. 1.

In the figure: the device comprises a tower body 1, an air guide pipe 2, a fixed block 3, an air chamber 4, an air inlet 5, a one-way air hole 6, a water guide opening 7, a water outlet 8, a tower cover 9, a lifting device 10, a water inlet 11, a filter box 12, an air hole 13, an air outlet 14, a filter core cabin 15, a filter core 16, an air hole 17, a sealing cover 18, a handle 19, a decontamination ring 20, a backflow wall 21, a cleaning block 22, a lower scraping layer 23, an upper scraping layer 24, a bolt 25 and an inclined plane 26.

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.

Referring to fig. 1-3, a stripping tower for denitrification in domestic sewage treatment comprises a tower body 1, a fixed block 3 is fixedly installed at the bottom of the tower body 1, the fixed block 3 is sealed with the inner wall of the tower body 1, an air chamber 4 is formed on the fixed block 3, an air inlet 5 is installed on the air chamber 4, the air inlet 5 penetrates through the side surface of the bottom of the tower body 1, an air guide tube 2 is installed on the fixed block 3, the air guide tube 2 is connected with the air chamber 4, a one-way air hole 6 is formed in the air guide tube 2, the air guide tube 2 is in a curved spiral shape, a water guide opening 7 is fixedly installed on the tower body 1, the water guide opening 7 is positioned above the side wall of the tower body 1, a water outlet 8 is installed below the side wall of the tower body 1, a tower cover 9 is movably sealed at the top of the tower body 1, a bolt 25 is fixedly installed on the tower cover 9, two groups of lifting devices 10 are fixedly installed on the tower cover 9, a decontamination ring 20 is fixedly installed on the lifting device 10, a cleaning block 22 is fixedly installed on the decontamination ring 20, and a water inlet 11 is installed on the tower cover 9, an air hole 13 is formed in the top of the tower cover 9, and a filter box 12 is fixedly mounted on the top of the tower cover 9.

The filter box 12 is provided with a plurality of groups of filter element bins 15, filter elements 16 are arranged in the plurality of groups of filter element bins 15, air vents 17 are formed between the plurality of groups of filter element bins 15, the filter element bins 15 are movably sealed and sealed by a sealing cover 18, a handle 19 is fixedly arranged on the sealing cover 18, the top of the filter box 12 is provided with an air outlet 14, the filter box 12 can filter harmful gas, the plurality of groups of filter element bins 15 can be provided with different filter elements 16 to filter harmful gas, and the filter box is safer, the filter element bins 15 are provided with the sealing cover 18, the filter elements 16 can be replaced, and the utilization rate is improved.

Scrubbing ring 20 fixed mounting scrapes layer 23 down, and scrubbing ring 20 fixed mounting scrapes layer 24 on, scrapes layer 24 and is connected with cleaning block 22 on, scrapes layer 23 and is connected with cleaning block 22 down, scrapes layer 23 down and can make stains such as foam on the wall scraped, and cleaning block 22 can clean the inner wall, makes the inner wall sanitization, makes things convenient for follow-up use and save.

The dirt removing ring 20 is provided with a backflow wall 21, the surface of the backflow wall 21 is smooth, and when sewage scraped by the upper scraping layer 24 flows down, the sewage does not flow towards the middle by the backflow wall 21, and the inner wall flows back.

The tower cover 9 is semicircular, the air holes 13 are formed in the central wall of the tower cover 9, the semicircular tower cover 9 can lead out air conveniently, and the air enters the filter box 12 through the air holes 13 in the middle.

The fixed block 3 is provided with an inclined plane 26, the lower edge of the inclined plane 26 is contacted with the water outlet 8, the opening of the water outlet 8 is sealed, the opening of the water guide opening 7 is sealed, and the inclined plane 26 facilitates the sewage to flow out and is also convenient to clean.

In the utility model, the tower cover 9 is connected with the tower body 1 in a sealing way, the water outlet 8 is closed, domestic sewage is discharged into the tower body 1 through the water guide opening 7, the water guide opening 7 is closed, air is introduced from the air inlet 5, the air enters the air duct 2 through the air chamber 4, the air enters the domestic sewage from the one-way air hole 6 on the air duct 2, the contact area is increased by surrounding the bent air duct 2, more air comes out from the air duct 2 to take away ammonia nitrogen in the domestic sewage, the air enters the filter box 12 from the air hole 13 on the tower cover 9, the ammonia nitrogen gas is in contact reaction with the filter element 16 in the filter box 12, the filter element 16 absorbs harmful gas or changes the chemical formula, the harmful gas is discharged into the atmosphere through the air outlet 14, the water outlet 8 is opened to discharge the sewage, the water inlet 11 of the tower cover 9 is discharged to wash away stains inside the tower body 1, the lifting device 10 drops the decontamination ring 20 attached to the inner wall of the tower body 1, the lower scraping layer 23 is scraped, the cleaning block 22 is further cleaned and the dirt removing ring 20 is returned, the upper scraping layer 24 scrapes the inner wall again, and the sewage flows down from the return wall 21 to prevent secondary pollution.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 simplicity of description, and 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.

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 tower of taking off, includes tower body (1), its characterized in that, tower body (1) bottom fixed mounting has fixed block (3), fixed block (3) and tower body (1) inner wall seal, air chamber (4) have been seted up to fixed block (3), air inlet (5) are installed to air chamber (4), air inlet (5) run through tower body (1) bottom side, air duct (2) are installed to fixed block (3), air duct (2) are connected with air chamber (4), one-way gas pocket (6) have been seted up in air duct (2), air duct (2) are crooked heliciform, tower body (1) fixed mounting has water guide opening (7), water guide opening (7) are located tower body (1) lateral wall top, tower body (1) installs delivery port (8) below the lateral wall, tower body (1) top activity sealing tower lid (9), tower lid (9) and tower body (1) fixed mounting have bolt (25), tower lid (9) fixed mounting has two sets of elevating gear (10), scrubbing ring (20) are installed in elevating gear (10), scrubbing ring (20) fixed mounting has clean piece (22), water inlet (11) are installed in tower lid (9), gas pocket (13) have been seted up at tower lid (9) top, tower lid (9) top fixed mounting has rose box (12).

2. The blow-off tower for denitrification in domestic sewage treatment according to claim 1, wherein the filtering tank (12) is provided with a plurality of filter element bins (15), a plurality of filter elements (16) are arranged in the filter element bins (15), air vents (17) are arranged between the filter element bins (15), the filter element bins (15) are movably sealed and sealed by a sealing cover (18), the sealing cover (18) is fixedly provided with a handle (19), and the top of the filtering tank (12) is provided with an air outlet (14).

3. The stripping tower for denitrification in domestic sewage treatment according to claim 1, wherein the scrubbing ring (20) is fixedly provided with a lower scrubbing layer (23), the scrubbing ring (20) is fixedly provided with an upper scrubbing layer (24), the upper scrubbing layer (24) is connected with the cleaning block (22), and the lower scrubbing layer (23) is connected with the cleaning block (22).

4. The stripping tower for denitrification in domestic sewage treatment according to claim 1, wherein the scrubbing ring (20) is provided with a reflux wall (21), and the surface of the reflux wall (21) is smooth.

5. The blow-off tower for denitrification in domestic sewage treatment according to claim 1, wherein the tower cover (9) is semicircular, and the air holes (13) are formed in the central wall of the tower cover (9).

6. The stripping tower for denitrification in domestic sewage treatment according to claim 1, wherein the fixed block (3) is provided with an inclined surface (26), the lower edge of the inclined surface (26) is in contact with the water outlet (8), the opening of the water outlet (8) is sealed, and the opening of the water guide (7) is sealed.