CN217383848U

CN217383848U - Novel quench tower capable of reducing inner wall dust deposition problem of washing wastewater recycling

Info

Publication number: CN217383848U
Application number: CN202220974812.6U
Authority: CN
Inventors: 黄尚渭; 杨文浩; 于宝磊; 徐宪泉
Original assignee: Xinguang Lvhuan Recycling Resource Co ltd
Current assignee: Xinguang Lvhuan Recycling Resource Co ltd
Priority date: 2022-04-25
Filing date: 2022-04-25
Publication date: 2022-09-06
Anticipated expiration: 2032-04-25

Abstract

The utility model belongs to the technical field of the quench tower, especially, for a novel can reduce quench tower of washing waste water retrieval and utilization inner wall deposition problem, including quench tower, quench tower's top fixedly connected with flue gas gets into the pipeline, quench tower's bottom fixedly connected with dust discharge pipe, quench tower's lower part side is connected with dry process tower connecting tube, quench tower's upper portion side is connected with conduit and compressed air pipeline, fixed mounting has the spray gun mounting bracket in quench tower's the inner chamber, the central point of spray gun mounting bracket puts fixed mounting has perpendicular decurrent spray gun, conduit's the other end and reuse water processing system are connected, but the condition of this device greatly reduced quench tower inner wall deposition salt can alleviate the problem of the wet wall deposition of quench tower again.

Description

Novel quench tower capable of reducing inner wall dust deposition problem of washing wastewater recycling

Technical Field

The utility model belongs to the technical field of quench tower, concretely relates to novel can reduce quench tower of washing waste water retrieval and utilization inner wall deposition problem.

Background

In the chemical production process, a quenching tower is often required to be used for cooling and adsorbing and purifying waste flue gas, and washing wastewater is often used in the quenching tower for saving water, in the prior art, the washing wastewater containing salt is troublesome to treat, and when the washing wastewater is directly recycled to the quenching tower as a coolant, the salt is easily crystallized and deposited on the inner wall of the quenching tower, so that the working efficiency of the quenching tower is influenced; the side-spraying spray gun adopted at present has an unsatisfactory atomization angle, so that wet wall dust deposition on the inner side wall of the quench tower is further caused, necking of a cavity in the tower is caused, and the negative pressure state of the system is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel can reduce the quench tower of washing waste water retrieval and utilization inner wall deposition problem, but the condition of greatly reduced quench tower inner wall deposition salt can alleviate the problem of the wet wall deposition of quench water again.

The utility model provides a following technical scheme: the utility model provides a novel can reduce quench tower of washing waste water retrieval and utilization inner wall deposition problem, includes the quench tower, the top fixedly connected with flue gas of quench tower gets into the pipeline, the bottom fixedly connected with dust discharge pipe of quench tower, the lower part side of quench tower is connected with dry process tower connecting tube, the upper portion side of quench tower is connected with conduit and compressed air pipeline, fixed mounting has the spray gun mounting bracket in the inner chamber of quench tower, the central point fixed mounting of spray gun mounting bracket has perpendicular decurrent spray gun, conduit's the other end and reuse water processing system are connected.

The system comprises a washing wastewater sedimentation tank, the washing wastewater sedimentation tank is connected with a first water pump, the first water pump is connected with a clean water tank, the clean water tank is connected with a second water pump, the second water pump is connected with a quenching water purification tank through a pipeline, the water outlet end of the quenching water purification tank is connected with a third water pump, and the third water pump is connected with a water pipeline.

Wherein, the inside of rapid cooling water purification tank is equipped with stirring storehouse and filtration storehouse, the stirring storehouse with filter through the baffle separation between the storehouse, the top fixed mounting of rapid cooling water purification tank has agitator motor, agitator motor's output shaft and stirring rake fixed connection, the top fixed mounting of rapid cooling water purification tank has and hinders salt agent and throw in the device, the internally mounted who filters the storehouse has active carbon filter equipment.

The salt inhibitor feeding device comprises a support frame fixedly mounted at the top of the quenching water purification box, a salt inhibitor storage box is fixedly mounted at the top of the support frame, a powder delivery pump is fixedly mounted at the bottom of the salt inhibitor storage box, and an ultrasonic transducer is mounted inside the salt inhibitor storage box.

Wherein the powder delivery pump is connected with the stirring bin; stirring motor operation drives the stirring rake and rotates, and powder delivery pump and ultrasonic transducer work simultaneously, and the powder delivery pump will hinder the salt agent and put into the stirring storehouse through the powder delivery pump input in the case, and ultrasonic transducer vibrates hindering the salt agent in the salt agent storage case, avoids blockking up, keeps hindering the smooth and easy nature of salt agent output.

The top of the filter bin is communicated with and hinged with a filter device replacing door; the active carbon filter device can be taken out and replaced by opening the filter device replacement door.

The activated carbon filtering device comprises a plurality of activated carbon filtering boxes, wherein the top and the bottom of each activated carbon filtering box are respectively provided with a blocking net, and activated carbon is filled between the blocking nets at the top and the bottom of each activated carbon filtering box; and (4) inputting the stirred water into a filtering bin, further filtering and purifying the water through an active carbon filtering device, and adsorbing partial salt.

The spray gun comprises a spray gun body, a water stirring plate, a water outlet pipe and a water inlet pipe, wherein the bottom of the spray gun body is provided with a plurality of spray nozzles which are integrally formed; when the spray gun sprays water, the rotating motor is controlled to operate to drive the water stirring plate to rotate, the spray amplitude of the spray gun is further increased by utilizing centrifugal force, and the spray can cover the whole range inside the quenching tower, so that the sprayed quenching water is fully contacted with the flue gas.

The utility model has the advantages that:

when the device is used, washing wastewater is pumped into a clean water tank through a washing wastewater sedimentation tank for storage after pretreatment links such as sedimentation, neutralization, heavy metal removal, flocculation sedimentation, depth filtration and the like, when a quench tower starts to work, water in the clean water tank is input into a quench water purification tank through a second water pump, a stirring motor operates to drive a stirring paddle to rotate, a powder conveying pump and an ultrasonic transducer work simultaneously, a salt inhibitor in a salt inhibitor storage tank is input into a stirring bin through the powder conveying pump, the ultrasonic transducer vibrates the salt inhibitor in the salt inhibitor storage tank to avoid blockage and keep the smoothness of salt inhibitor output, the stirring paddle mixes and stirs the salt inhibitor and recycled water, the stirred water is input into a filtering bin, further filtration and purification are carried out through an active carbon filtering device, partial salt is adsorbed, and the purified water is input into a water conveying pipeline through a third water pump, the salt content of the reuse water can be reduced through the salt blocking agent and the activated carbon filtering device, the salt in the reuse water can be in a highly dispersed state, and the condition of salt accumulation on the inner wall of the quench tower is greatly reduced;

rotating electrical machines moves when water blowout, drives the water stirring board and rotates, utilizes the spray width of centrifugal force further increase spray gun, makes the spraying can cover the inside whole scope of quench tower to make spun quench water fully contact with the flue gas, treat that the refrigerated flue gas gets into through the flue gas entering pipeline, spout with quench water and carry out abundant contact back, can be with effective cooling flue gas temperature, can alleviate the problem of the wet wall deposition of quench water again.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of a partial axial measurement structure of the present invention;

FIG. 3 is a schematic view of the sectional front view of a part of the present invention;

FIG. 4 is a schematic structural view of a spray gun according to the present invention;

FIG. 5 is a schematic structural view of an activated carbon filtration apparatus according to the present invention;

in the figure: 1. a quench tower; 2. the flue gas enters a pipeline; 3. a dust discharge pipe; 4. the dry tower is connected with a pipeline; 5. a water delivery pipeline; 6. a compressed air conduit; 7. a spray gun; 8. a reuse water treatment system; 9. washing a wastewater sedimentation tank; 10. a first water pump; 11. a clean water tank; 12. a second water pump; 13. a quench water purification tank; 14. a third water pump; 15. a water-repellent plate; 16. a stirring bin; 17. a filtering bin; 18. a partition plate; 19. a stirring motor; 20. a stirring paddle; 21. a salt inhibitor feeding device; 22. an activated carbon filtration device; 23. a support frame; 24. a salt inhibitor storage box; 25. an ultrasonic transducer; 26. a powder delivery pump; 27. a spray gun mounting rack; 28. a filter unit replacement door; 29. an activated carbon filter cartridge; 30. a barrier net; 31. a spray nozzle; 32. a rotating electric machine.

Detailed Description

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a novel can reduce quench tower of washing waste water retrieval and utilization inner wall deposition problem, includes quench tower 1, the top fixedly connected with flue gas of quench tower 1 gets into pipeline 2, the bottom fixedly connected with dust discharge pipe 3 of quench tower 1, the lower part side of quench tower 1 is connected with dry process tower connecting tube 4, the upper portion side of quench tower 1 is connected with conduit 5 and compressed air pipeline 6, fixed mounting has spray gun mounting bracket 27 in the inner chamber of quench tower 1, the central point of spray gun mounting bracket 27 puts fixed mounting has perpendicular decurrent spray gun 7, conduit 5's the other end and reuse water processing system 8 are connected.

The reuse water treatment system 8 comprises a washing wastewater sedimentation tank 9, the washing wastewater sedimentation tank 9 is connected with a first water pump 10, the first water pump 10 is connected with a clean water tank 11, the clean water tank 11 is connected with a second water pump 12, the second water pump 12 is connected with a quenching water purification tank 13 through a pipeline, the water outlet end of the quenching water purification tank 13 is connected with a third water pump 14, and the third water pump 14 is connected with a water delivery pipeline 5.

Quench water purification tank 13's inside is equipped with stirring storehouse 16 and filtration storehouse 17, stirring storehouse 16 with filter through the separation of baffle 18 between the storehouse 17, quench water purification tank 13's top fixed mounting has agitator motor 19, agitator motor 19's output shaft and stirring rake 20 fixed connection, quench water purification tank 13's top fixed mounting has and hinders salt agent input device 21, the internally mounted of filtration storehouse 17 has active carbon filter equipment 22.

The salt inhibitor feeding device 21 comprises a support frame 23 fixedly mounted at the top of the quenching water purification box 13, a salt inhibitor storage box 24 is fixedly mounted at the top of the support frame 23, a powder delivery pump 26 is mounted at the bottom of the salt inhibitor storage box 24, and an ultrasonic transducer 25 is mounted inside the salt inhibitor storage box 24.

The powder conveying pump 26 is connected with the stirring bin 16; the stirring motor 19 operates to drive the stirring paddle 20 to rotate, meanwhile, the powder conveying pump 26 and the ultrasonic transducer 25 work, the salt inhibitor in the salt inhibitor storage box 24 is input into the stirring bin 16 through the powder conveying pump 26, and the ultrasonic transducer 25 vibrates the salt inhibitor in the salt inhibitor storage box 24, so that blockage is avoided, and the smoothness of salt inhibitor output is kept.

The top of the filter bin 17 is communicated with and hinged with a filter device replacing door 28; the activated carbon filter 22 can be removed and replaced by opening the filter replacement door 28.

The activated carbon filtering device 22 comprises a plurality of activated carbon filtering boxes 29, the top and the bottom of each activated carbon filtering box 29 are provided with a blocking net 30, and activated carbon is filled between the blocking nets 30 at the top and the bottom of each activated carbon filtering box 29; the stirred water is input into the filtering bin 17, is further filtered and purified by the activated carbon filtering device 22, and absorbs partial salt.

The bottom of the spray gun 7 is provided with a plurality of integrally formed spray outlets 31, the bottom of the spray gun 7 is fixedly provided with a rotating motor 32, and the bottom end of an output shaft of the rotating motor 32 is fixedly provided with a water stirring plate 15; when the spray gun 7 sprays water, the rotating motor 32 is controlled to operate to drive the water stirring plate 15 to rotate, the spray amplitude of the spray gun 7 is further increased by utilizing centrifugal force, so that the spray can cover the whole range inside the quench tower 1, and the sprayed quench water is fully contacted with the flue gas.

The utility model discloses a theory of operation and use flow: when the device is used, washing wastewater is subjected to pretreatment links such as precipitation, neutralization, heavy metal removal, flocculation precipitation, depth filtration and the like through the washing wastewater sedimentation tank 9, then is pumped into the clean water tank 11 through the first water pump 10 for storage, after the quench tower 1 starts to work, water in the clean water tank 11 is input into the quench water purification tank 13 through the second water pump 12, the stirring motor 19 operates to drive the stirring paddle 20 to rotate, meanwhile, the powder conveying pump 26 and the ultrasonic transducer 25 work, the salt inhibitor in the salt inhibitor storage tank 24 is input into the stirring bin 16 through the powder conveying pump 26, the ultrasonic transducer 25 vibrates the salt inhibitor in the salt inhibitor storage tank 24 to avoid blockage and keep the smoothness of salt inhibitor output, the stirring paddle 20 performs mixing stirring on the salt inhibitor and the recycle water, the stirred water is input into the filtration bin 17, and is further filtered and purified through the activated carbon filtration device 22, and part of the salt is absorbed, the purified water is input into the water pipe 5 through the third water pump 14, under the air pressure of the compressed air in the compressed air pipeline 6, the salt is uniformly sprayed out through a spray opening 31 at the bottom of the spray gun 7, passes through the salt-resisting agent and the active carbon filtering device 22, can reduce the salt content of the reuse water, lead the salt in the reuse water to be in a highly dispersed state, greatly reduce the salt accumulation condition on the inner wall of the quench tower 1, when the spray is sprayed, the rotating motor 32 operates to drive the water stirring plate 15 to rotate, the spray amplitude of the spray gun 7 is further increased by utilizing the centrifugal force, so that the spray can cover the whole range inside the quenching tower 1, thereby leading the sprayed quenching water to be fully contacted with the flue gas, leading the flue gas to be cooled to enter the pipeline 2 through the flue gas, after the quenching water is sprayed into the flue gas cooling device to be fully contacted, the temperature of the flue gas can be effectively cooled, and the problem of ash deposition caused by the wetting of the quenching water on the wall can be solved.

Claims

1. The utility model provides a novel can reduce quench tower of washing waste water retrieval and utilization inner wall deposition problem which characterized in that: including the quench tower, the top fixedly connected with flue gas of quench tower gets into the pipeline, the bottom fixedly connected with dust discharge pipe of quench tower, the lower part side of quench tower is connected with dry process tower connecting tube, the upper portion side of quench tower is connected with conduit and compressed air pipeline, fixed mounting has the spray gun mounting bracket in the inner chamber of quench tower, the central point of spray gun mounting bracket puts fixed mounting has perpendicular decurrent spray gun, conduit's the other end and reuse water processing system are connected.

2. The quenching tower capable of reducing the problem of dust deposition on the inner wall of the washing wastewater reuse according to claim 1, wherein: the reuse water treatment system comprises a washing wastewater sedimentation tank, the washing wastewater sedimentation tank is connected with a first water pump, the first water pump is connected with a clean water tank, the clean water tank is connected with a second water pump, the second water pump is connected with a quenching water purification box through a pipeline, the water outlet end of the quenching water purification box is connected with a third water pump, and the third water pump is connected with a water pipeline.

3. The quenching tower of claim 2, wherein the quenching tower is capable of reducing the problem of inner wall dust deposition caused by the recycling of washing wastewater, and is characterized in that: the inside of rapid cooling water purification tank is equipped with the stirring storehouse and filters the storehouse, the stirring storehouse with filter through the baffle separation between the storehouse, the top fixed mounting of rapid cooling water purification tank has agitator motor, agitator motor's output shaft and stirring rake fixed connection, the top fixed mounting of rapid cooling water purification tank has and hinders salt agent and put in the device, the internally mounted who filters the storehouse has active carbon filter equipment.

4. The quenching tower capable of reducing the problem of dust deposition on the inner wall of the washing wastewater reuse according to claim 3, wherein: the salt inhibitor feeding device comprises a support frame fixedly installed at the top of the quenching water purification box, a salt inhibitor storage box is fixedly installed at the top of the support frame, a powder delivery pump is fixedly installed at the bottom of the salt inhibitor storage box, and an ultrasonic transducer is installed inside the salt inhibitor storage box.

5. The novel quenching tower capable of reducing the problem of inner wall dust deposition of washing wastewater reuse according to claim 4, characterized in that: the powder delivery pump is connected with the stirring bin.

6. The quenching tower capable of reducing the problem of dust deposition on the inner wall of the washing wastewater reuse according to claim 3, wherein: the top of the filtering bin is communicated with and hinged with a filtering device replacing door.

7. The quenching tower capable of reducing the problem of dust deposition on the inner wall of the washing wastewater reuse according to claim 3, wherein: the activated carbon filtering device comprises a plurality of activated carbon filtering boxes, blocking nets are arranged at the top and the bottom of each activated carbon filtering box, and activated carbon is filled between the blocking nets at the top and the bottom of each activated carbon filtering box.

8. The novel quenching tower capable of reducing the problem of inner wall dust deposition of washing wastewater reuse according to claim 1, characterized in that: the spray gun is characterized in that the bottom of the spray gun is provided with a plurality of integrally formed spray nozzles, the bottom of the spray gun is fixedly provided with a rotating motor, and the bottom end of an output shaft of the rotating motor is fixedly provided with a water stirring plate.