CN209900998U

CN209900998U - A spray column for exhaust-gas treatment

Info

Publication number: CN209900998U
Application number: CN201920591014.3U
Authority: CN
Inventors: 陆炽列; 邵建华; 徐建明; 严华平
Original assignee: Haining Zhongzheng Environmental Protection Co Ltd
Current assignee: Haining Zhongzheng Environmental Protection Co Ltd
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2020-01-07
Anticipated expiration: 2029-04-26

Abstract

The utility model provides a spray column for exhaust-gas treatment, this kind of spray column can regularly clean the bottom, and clean effectual, greatly reduced staff's intensity of labour. It includes the casing, sets up at the inside a plurality of shower heads of casing, sets up outlet and drain on the casing lateral wall, the outlet is located the top of drain, pastes on the diapire of casing and leans on the banding scraper of a plurality of that has can strike off particulate matter impurity on the diapire, the inner of scraper is connected and is sheathe in rotating, rotates the ways and establish on driving motor's output shaft, still be provided with the blowdown groove on the diapire of casing, the blowdown groove is the annular and sets up in the outside of scraper, and sets up the hole for water spraying that a plurality of slope set up on the lateral wall in this blowdown groove, and each hole for water spraying all is connected with the spray pipe, drain and blowdown groove intercommunication, drain department is equipped with the blowoff valve.

Description

A spray column for exhaust-gas treatment

Technical Field

The utility model relates to a waste gas treatment equipment technical field specifically says a spray column for exhaust-gas treatment.

Background

The spray tower is one of the common devices used in waste gas treatment, and is an absorption tower without filler or tower plate in the tower, but is provided with a nozzle, liquid enters from the top of the tower and is sprayed into mist or raindrop shape through the nozzle, gas enters from the lower part of the tower and is closely contacted with the mist or raindrop shape liquid for mass transfer, so that the easily soluble components in the gas are absorbed, and the spray tower has simple structure, small resistance and convenient operation and maintenance.

The spray tower of prior art is in long-time use, and a large amount of particulate matter impurity will be accumulated in the bottom of spray tower, and these particulate matters can lead to the spray tower to block up to influence the normal use of spray tower, consequently just need regularly clear up the maintenance to the particulate matter impurity of spray tower bottom, clear up the maintenance to spray tower inside at present and still mainly go on through the manual work, workman intensity of labour is big, and wastes time and energy.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that, overcome prior art's defect, provide a spray column for exhaust-gas treatment, this kind of spray column can regularly clean the bottom, and clean effectual, greatly reduced staff's intensity of labour.

For solving the technical problem, the utility model provides a spray column for exhaust-gas treatment, it includes the casing, sets up at the inside a plurality of shower heads of casing, sets up outlet and the drain on the casing lateral wall, the outlet is located the top of drain, pastes on the diapire of casing and leans on the long banding scraper of a plurality of that has the particulate matter impurity on can striking off the diapire, the inner of scraper is connected and is sheathe in rotating, rotates the ways and establish on driving motor's output shaft, still be provided with the blowdown groove on the diapire of casing, the blowdown groove is the annular and sets up in the outside of scraper, and sets up the hole for water spraying that a plurality of slope set up on the lateral wall in this blowdown groove, and each hole for water spraying all is connected with the spray pipe, drain and blowdown groove intercommunication, blowdown department is equipped with the blowoff valve.

After adopting above-mentioned structure, compare with prior art, the utility model has the advantages of it is following:

in the utility model, the bottom wall of the spray tower shell is provided with the scraper and the sewage discharge groove, when the bottom of the spray tower needs to be cleaned, the liquid in the shell is firstly discharged through the water outlet, then the driving motor is started to rotate the scraper and spray water into the sewage draining groove through the water spraying pipe, the scraper scrapes the particulate impurities on the bottom wall and throws the particulate impurities into the sewage discharge groove under the action of centrifugal force, the particle impurities in the sewage discharge groove are washed up under the action of the water spray holes, and because the water spray holes in the sewage discharge groove are obliquely arranged, when the accumulated water in the sewage draining groove reaches a certain height, the sprayed water column can drive the accumulated water to flow clockwise or anticlockwise, thereby driving the particle impurities in the accumulated water to move towards the sewage draining groove and finally being discharged from the sewage draining groove, thereby playing a cleaning effect, having good cleaning effect and greatly reducing the labor intensity of workers.

As the improvement, the inside of casing is provided with the supply channel who supplies water for the shower head, the supply channel includes shower, spray header and delivery pipe, the quantity of shower is 4 rows, and top-down is the annular setting according to the preface, and each row of shower constitutes annular diameter top-down and reduces gradually, and every shower all is connected with spray header, and spray header is connected with the delivery pipe, and such distribution sets up the area that sprays more comprehensively, and comparatively even to play better purifying effect.

As an improvement, the side part of the shell is provided with an air inlet, and the top end of the shell is provided with an air outlet.

As an improvement, the outer part of the shell is provided with a water spray main pipe used for supplying water for the water spray pipe, and the water spray main pipe is fixed on the periphery of the shell in an annular shape through a bracket.

As a refinement, the number of blades is 4.

As the improvement, the hole for water spraying all syntropy sets up, like this to guarantee that ponding produces under the impact of rivers and flows, and then shift particulate matter impurity to the drain.

As the improvement, the cross sectional shape of scraper is the I-shaped, and like this, the lower limb portion of scraper can improve and strike off the effect, and the top edge can play the effect that blocks, prevents that the scraper from rotating the in-process, and particulate matter impurity upwards splashes.

Drawings

Fig. 1 is a half sectional view of a spray tower for waste gas treatment according to the present invention.

Fig. 2 is a side view of a spray tower for exhaust gas treatment according to the present invention.

Fig. 3 is a top view of the scraper of the present invention.

The device comprises a shell, a spray header, a water outlet, a sewage outlet, a scraper, a rotating sleeve, a driving motor, a sewage discharge groove, a water spray pipe, a sewage discharge valve, a driving motor, a.

Detailed Description

The following is a more detailed description of the present invention:

the utility model relates to a spray column for exhaust-gas treatment, it includes casing 1, sets up at 1 inside a plurality of shower heads 2 of casing, sets up outlet 3 and drain 4 on the casing 1 lateral wall, outlet 3 is located the top of drain 4, pastes on the diapire of casing 1 and has the banding scraper 5 of a plurality of that can strike off particulate matter on the diapire, the inner of scraper 5 is connected on rotating sleeve 6, rotates sleeve 6 cover and establishes on driving motor 7's output shaft, still be provided with blowdown groove 8 on the diapire of casing 1, blowdown groove 8 is the annular and sets up in the outside of scraper 5, and sets up the hole for water spraying that a plurality of slope set up on the lateral wall of this blowdown groove 8, and each hole for water spraying all is connected with spray pipe 9, drain 4 and blowdown groove 8 intercommunication, drain 4 departments are equipped with blowoff valve 10. In the utility model, the scraper 5 and the sewage discharge groove 8 are arranged on the bottom wall of the spray tower shell 1, when the bottom of the spray tower needs to be cleaned, firstly, the liquid in the shell 1 is discharged through the water outlet 3, then the driving motor 7 is started to rotate the scraper 5, and simultaneously, the water is sprayed into the sewage discharge groove 8 through the spray pipe 9, the particulate impurities on the bottom wall are scraped through the scraper 5 (the cleaning effect is better when the cleaning liquid can be sprayed through the spray head 2), and the scraper swings into the sewage discharge groove 8 under the action of centrifugal force, the particulate impurities in the sewage discharge groove 8 are washed under the action of the water spray holes, and because the water spray holes in the sewage discharge groove 8 are obliquely arranged, when the accumulated water in the sewage discharge groove 8 reaches a certain height, the sprayed water column can drive the accumulated water to flow clockwise or anticlockwise, thereby driving the particulate impurities in the accumulated water to move towards the sewage discharge groove 8, finally, the sewage is discharged from the sewage discharge groove 8, so that the cleaning effect is achieved, the cleaning effect is good, and the labor intensity of workers is greatly reduced.

In this embodiment, casing 1's inside is provided with the delivery pipe 13 way that supplies water for shower head 2, delivery pipe 13 way includes shower 11, spray header 12 and delivery pipe 13, shower 11's quantity is 4 rows, and top-down is the annular setting according to the preface, and each row of shower 11 constitutes annular diameter top-down and reduces gradually, and every shower 11 all is connected with spray header 12, and spray header 12 is connected with delivery pipe 13, and such distribution sets up the area that sprays more comprehensively, and comparatively even to play better purifying effect.

In this embodiment, the side of the housing 1 is provided with an air inlet 14, and the top of the housing 1 is provided with an air outlet 15.

In this embodiment, a main water spray pipe 16 for supplying water to the water spray pipes 9 is disposed outside the housing 1, and the main water spray pipe 16 is fixed to the periphery of the housing 1 in a ring shape by a bracket.

In the present embodiment, the number of the scrapers 5 is 4.

In this embodiment, the hole for water spraying all syntropy sets up, like this to guarantee that ponding produces under the impact of rivers and flows, and then shift particulate matter impurity to drain 4.

In this embodiment, the cross sectional shape of scraper 5 is the I-shaped, and like this, the lower limb portion of scraper 5 can improve and strike off the effect, and the top edge can play the effect that blocks, prevents that scraper 5 from rotating the in-process, and particulate matter impurity upwards splashes.

The above description is only a preferred embodiment of the present invention, and all equivalent changes and modifications made by the constructions, features and principles described in the claims are included in the scope of the present invention.

Claims

1. The utility model provides a spray column for exhaust-gas treatment, it includes the casing, sets up at the inside a plurality of shower heads of casing, sets up outlet and drain on the casing lateral wall, the outlet is located the top of drain, a serial communication port, paste on the diapire of casing and lean on the banding scraper of a plurality of that has the scraping particulate matter impurity on the diapire, the inner of scraper is connected and is sheathe in rotating, rotates the ways and establish on driving motor's output shaft, still be provided with the blowdown groove on the diapire of casing, the blowdown groove is the annular and sets up in the outside of scraper, and sets up the hole for water spraying that a plurality of slope set up on the lateral wall in this blowdown groove, and each hole for water spraying all is connected with the spray pipe, drain and blowdown groove intercommunication, blowdown mouth department is equipped with the blowoff.

2. The spray tower of claim 1, wherein the housing is provided with a water supply line for supplying water to the spray header, the water supply line comprises 4 rows of spray pipes, a spray header pipe and a water supply pipe, the spray pipes are arranged in a ring shape from top to bottom, the diameter of each row of spray pipes forming the ring shape is gradually reduced from top to bottom, each spray pipe is connected with the spray header pipe, and the spray header pipe is connected with the water supply pipe.

3. The spray tower for treating the waste gas as claimed in claim 1, wherein the side of the housing is provided with a gas inlet and the top end of the housing is provided with a gas outlet.

4. The spray tower for treating exhaust gas of claim 1, wherein the housing is externally provided with a spray header for supplying water to the spray pipes, and the spray header is annularly fixed to the periphery of the housing by a bracket.

5. The spray tower for flue gas treatment of claim 1, wherein the number of the scrapers is 4.

6. The spray tower for the treatment of exhaust gas of claim 1, wherein said water spray holes are all arranged in the same direction.

7. The spray tower of claim 1, wherein the doctor blade is i-shaped in cross-section.