CN213253808U

CN213253808U - Waste gas treatment system of printing ink workshop

Info

Publication number: CN213253808U
Application number: CN202021681030.0U
Authority: CN
Inventors: 肖徐
Original assignee: Henan Changyuan Ink Coating Co ltd
Current assignee: Henan Changyuan Ink Coating Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-05-25
Anticipated expiration: 2030-08-13

Abstract

The utility model discloses a waste gas treatment system of printing ink workshop, including the spray column, one side fixedly connected with oxidation air collector of spray column, the inside fixedly connected with shower of spray column, the fixed circulation thick liquid pond that is provided with in inside of spray column, the fixed active carbon adsorption layer that is provided with in inside of spray column, the top fixedly connected with clean cigarette blast pipe of spray column, the one end fixedly connected with UV light oxygen purification treatment equipment of clean cigarette blast pipe. This waste gas treatment system in printing ink workshop, through setting up the active carbon adsorption layer, thereby make the after-oxidation of waste gas wherein noxious material adsorbed purification, thereby improve the efficiency of purification waste gas work, through setting up the oxidation air collector, thereby make the thick liquid can be by the abundant contact of oxidation and exhaust gas, with the absorbed gas, through setting up the circulation thick liquid pump, thereby make the thick liquid form a watering circulation spraying the process, thereby make waste gas and thick liquid fully contact the purification, the using water wisely.

Description

Waste gas treatment system of printing ink workshop

Technical Field

The utility model relates to a waste gas treatment technical field specifically is a waste gas treatment system in printing ink workshop.

Background

Ink is an important material for printing, and is used for expressing patterns and characters on a printing material through printing or inkjet. The ink comprises a main component and an auxiliary component which are uniformly mixed and repeatedly rolled to form a viscous colloidal fluid. The paint consists of a binder (resin), a pigment, a filler, an auxiliary agent, a solvent and the like. The printing ink is used for various printing of books, periodicals, packaging decoration, building decoration, electronic circuit boards and the like. The ink contains a large amount of heavy metals such as lead, mercury and the like, and is mainly derived from pigments and auxiliaries in the ink. Aromatic hydrocarbon solvents such as toluene and xylene are commonly used in printing inks, and these solvents are volatilized into the air to decontaminate the air with the drying of the ink, and are toxic and carcinogenic, causing damage to the health of the printer. The ink also contains a toxic substance called polychlorinated biphenyl, and the chemical structure of the toxic substance is similar to that of DDT. The polychlorinated biphenyl has stable chemical properties, is easy to absorb after entering a human body, is accumulated and is difficult to discharge out of the body. Poisoning may occur if the storage amount of polychlorinated biphenyl in the human body reaches five to two grams of the storage amount.

When the waste gas is treated in some existing printing ink production workshops, toxin in the treated waste gas is not sufficiently removed, two treatment processes are required, the treatment efficiency is low, slurry in an oxidation area inside a spray tower which is put into use is dead water, so that the waste gas is not sufficiently contacted with the slurry, the purification effect is poor, the slurry is replaced after being used, water resources are wasted, and the water cost and the absorbent cost are high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waste gas treatment system in printing ink workshop to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a waste gas treatment system of a printing ink production workshop comprises a spray tower, wherein one side of the spray tower is fixedly connected with an oxidation air collecting pipe, the spray tower is internally and fixedly provided with a demister, the spray tower is internally and fixedly connected with a spray pipe, one end of the spray pipe is fixedly connected with a first circulating slurry pump, the bottom of the first circulating slurry pump is fixedly connected with a circulating slurry pump base, the spray tower is internally and fixedly connected with a flushing water pipe, one end of the flushing water pipe is fixedly connected with a second circulating slurry pump, the spray tower is internally and fixedly provided with a circulating slurry pool, the spray tower is internally and fixedly provided with an alloy tray, the spray tower is internally and fixedly provided with an active carbon adsorption layer, the top of the spray tower is fixedly connected with a smoke purification exhaust pipe, and one end of the smoke purification exhaust pipe is fixedly connected with UV light oxygen purification treatment equipment, the fixed equipment control electronic box that is provided with in front of UV light oxygen purification unit, the fixed UV light oxygen purification unit base that is provided with in bottom of UV light oxygen purification unit, one side swing joint of UV light oxygen purification unit has centrifugal fan, centrifugal fan's air outlet fixedly connected with centrifugal fan tuber pipe, the one end swing joint of centrifugal fan tuber pipe has the chimney.

Preferably, the front of the UV light oxygen purification treatment equipment is fixedly provided with an operation indicator lamp, and the front of the UV light oxygen purification treatment equipment is movably connected with a power line conduit.

Preferably, the number of the flushing water pipes is two, and the two rows of flushing water pipes are distributed in parallel in the spray tower.

Preferably, the number of the equipment control electric boxes is three, and the three equipment control electric boxes are arranged on the front face of the UV light oxygen purification treatment equipment at equal intervals.

Preferably, the bottom of the centrifugal fan is movably connected with a centrifugal fan bracket, and a base is fixedly arranged at the bottom of the centrifugal fan bracket.

Preferably, one side of the UV light oxygen purification treatment equipment is provided with an air inlet, and the other side of the UV light oxygen purification treatment equipment is provided with an air outlet.

Preferably, one side of the spray tower is fixedly connected with a waste gas inlet pipe, and the front side of the spray tower is fixedly connected with a stirrer.

Compared with the prior art, the waste gas treatment system of the printing ink production workshop has the following beneficial effects:

1. this waste gas treatment system in printing ink workshop through setting up the active carbon adsorption layer to make the poisonous substance wherein after the waste gas oxidation adsorbed the purification, thereby improve the efficiency of purification waste gas work, solved and handled a toxin and clear away inadequately, need pass through twice processing procedure, problem that the treatment effeciency is low.

2. This waste gas treatment system in printing ink workshop through setting up oxidation air collector to make the thick liquid can be by oxidation and the gaseous abundant contact of waste gas, with absorption and neutralization gas, the thick liquid of the inside oxidation zone of spray column that has solved and has come into use is the stagnant water, so that waste gas and thick liquid contact are not abundant, the poor problem of purifying effect.

3. This exhaust treatment system in printing ink workshop through setting up first circulation thick liquid pump and second circulation thick liquid pump to make the thick liquid form a thick liquid watering circulation spraying the process, the using water wisely, thereby make waste gas and thick liquid fully contact the purification, solved the thick liquid and used changing promptly, than the water waste resource, water cost and absorbent problem with high costs.

Drawings

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

Fig. 2 is the schematic diagram of the internal structure of the spray tower of the present invention.

Fig. 3 is a schematic side view structure diagram of the spray tower of the present invention.

In the figure: 1. a spray tower; 2. a smoke purifying exhaust pipe; 3. UV light oxygen purification treatment equipment; 4. a UV light oxygen purification treatment equipment base; 5. an operation indicator light; 6. an equipment control electric box; 7. a power line conduit; 8. an air outlet; 9. a centrifugal fan; 10. a base; 11. a centrifugal fan bracket; 12. a centrifugal fan air pipe; 13. a chimney; 14. an exhaust gas inlet pipe; 15. an oxidation air header; 16. flushing the water pipe; 17. a demister; 18. a shower pipe; 19. a first circulating slurry pump; 20. a circulating slurry pump base; 21. a circulating slurry tank; 22. a stirrer; 23. an alloy tray; 24. an air inlet; 25. an activated carbon adsorption layer; 26. and a second circulating slurry pump.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a waste gas treatment system of an ink production workshop comprises a spray tower 1, a waste gas inlet pipe 14 is fixedly connected to one side of the spray tower 1, a stirrer 22 is fixedly connected to the front side of the spray tower 1, the stirrer 22 enables water and chemicals in a circulating slurry pool 21 to be fully fused into slurry, an oxidizing air collecting pipe 15 is fixedly connected to one side of the spray tower 1, the oxidizing air collecting pipe 15 is arranged, so that the slurry can be oxidized to be fully contacted with waste gas to absorb and neutralize the gas, the problems that the slurry in an oxidation area inside the spray tower 1 which is put into use is dead water, so that the waste gas is not fully contacted with the slurry, and the purification effect is poor are solved, a demister 17 is fixedly installed inside the spray tower 1, a spray pipe 18 is fixedly connected to the inside of the spray tower 1, a first circulating slurry pump 19 is fixedly connected to one end of the spray pipe 18, and a circulating slurry pump base 20 is fixedly connected to the bottom of the first circulating slurry pump 19, the inside of the spray tower 1 is fixedly connected with a flushing water pipe 16, the number of the flushing water pipes 16 is two, the two rows of flushing water pipes 16 are distributed in parallel in the spray tower 1, one end of the flushing water pipe 16 is fixedly connected with a second circulating slurry pump 26, through arranging a first circulating slurry pump 19 and the second circulating slurry pump 26, the slurry forms a slurry sprinkling cycle in the spraying process, the water is saved, the waste gas and the slurry are fully contacted and purified, the problems that the slurry is changed after being used, the water resource is wasted, the water cost and the absorbent cost are high are solved, a circulating slurry pool 21 is fixedly arranged in the spray tower 1, an alloy tray 23 is fixedly arranged in the spray tower 1, an active carbon adsorption layer 25 is fixedly arranged in the spray tower 1, through arranging the active carbon adsorption layer 25, toxic substances in the waste gas after being oxidized are adsorbed and purified, thereby improving the work efficiency of waste gas purification, solving the problems that the removal of primary toxin is insufficient, two treatment processes are needed, and the treatment efficiency is low, a smoke purification exhaust pipe 2 is fixedly connected to the top of a spray tower 1, one end of the smoke purification exhaust pipe 2 is fixedly connected with a UV light oxygen purification treatment device 3, one side of the UV light oxygen purification treatment device 3 is provided with an air inlet 24, the other side of the UV light oxygen purification treatment device 3 is provided with an air outlet 8, the front of the UV light oxygen purification treatment device 3 is fixedly provided with an operation indicator lamp 5, the front of the UV light oxygen purification treatment device 3 is movably connected with a power line conduit 7, the front of the UV light oxygen purification treatment device 3 is fixedly provided with three device control electrical boxes 6, the three device control electrical boxes 6 are arranged at equal intervals on the front of the UV light oxygen purification treatment device 3, the bottom of the UV light oxygen purification treatment device 3 is fixedly provided with a UV light oxygen purification treatment device base 4, one side swing joint of UV light oxygen purification unit 3 has centrifugal fan 9, and the bottom swing joint of centrifugal fan 9 has centrifugal fan support 11, and the fixed base 10 that is provided with in bottom of centrifugal fan support 11, the air outlet fixedly connected with centrifugal fan tuber pipe 12 of centrifugal fan 9, the one end swing joint of centrifugal fan tuber pipe 12 has chimney 13.

The working principle is as follows: when the exhaust-gas treatment system of printing ink workshop uses, let waste gas get into spray column 1 through waste gas air inlet 14, through circulation thick liquid pond 21, shower 16, thereby make waste gas and absorption thick liquid can fully contact, with absorption and neutralization gas, after the purification, waste gas is detached through the defroster dehydration, pass through active carbon adsorption layer 24 again, thereby filter purification waste gas once more, through UV light oxygen purification treatment equipment 3, the catalysis utilizes high energy high ozone UV ray beam to shine waste gas, utilize the molecular bond of the bacterium in the high energy UV ray beam schizolysis foul gas, destroy the nucleic acid of bacterium, oxidation reaction is carried out through ozone again, thereby purify waste gas once more, through centrifugal fan 9 and chimney 13, thereby make the waste gas after the purification discharge in the atmosphere.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An exhaust-gas treatment system of printing ink workshop, includes spray column (1), its characterized in that: one side of the spray tower (1) is fixedly connected with an oxidation air collecting pipe (15), the inside of the spray tower (1) is fixedly provided with a demister (17), the inside of the spray tower (1) is fixedly connected with a spray pipe (18), one end of the spray pipe (18) is fixedly connected with a first circulating slurry pump (19), the bottom of the first circulating slurry pump (19) is fixedly connected with a circulating slurry pump base (20), the inside of the spray tower (1) is fixedly connected with a flushing water pipe (16), one end of the flushing water pipe (16) is fixedly connected with a second circulating slurry pump (26), the inside of the spray tower (1) is fixedly provided with a circulating slurry pool (21), the inside of the spray tower (1) is fixedly provided with an alloy tray (23), the inside of the spray tower (1) is fixedly provided with an active carbon adsorption layer (25), the top fixedly connected with clean cigarette blast pipe (2) of spray column (1), the one end fixedly connected with UV light oxygen purification treatment equipment (3) of clean cigarette blast pipe (2), the fixed equipment control electronic box (6) that is provided with in front of UV light oxygen purification treatment equipment (3), the fixed UV light oxygen purification treatment equipment base (4) that is provided with in bottom of UV light oxygen purification treatment equipment (3), one side swing joint of UV light oxygen purification treatment equipment (3) has centrifugal fan (9), the air outlet fixedly connected with centrifugal fan tuber pipe (12) of centrifugal fan (9), the one end swing joint of centrifugal fan tuber pipe (12) has chimney (13).

2. The exhaust gas treatment system for an ink production plant according to claim 1, wherein: the front fixed mounting of UV light oxygen purification treatment equipment (3) has operation pilot lamp (5), the front swing joint of UV light oxygen purification treatment equipment (3) has power cord pipe (7).

3. The exhaust gas treatment system for an ink production plant according to claim 1, wherein: the number of the flushing water pipes (16) is two, and the two rows of the flushing water pipes (16) are distributed in parallel in the spray tower (1).

4. The exhaust gas treatment system for an ink production plant according to claim 1, wherein: the number of the equipment control electric boxes (6) is three, and the three equipment control electric boxes (6) are arranged in the front face of the UV light oxygen purification treatment equipment (3) at equal intervals.

5. The exhaust gas treatment system for an ink production plant according to claim 1, wherein: the bottom of centrifugal fan (9) swing joint has centrifugal fan support (11), the bottom of centrifugal fan support (11) is fixed and is provided with base (10).

6. The exhaust gas treatment system for an ink production plant according to claim 1, wherein: an air inlet (24) is formed in one side of the UV light oxygen purification treatment equipment (3), and an air outlet (8) is formed in the other side of the UV light oxygen purification treatment equipment (3).

7. The exhaust gas treatment system for an ink production plant according to claim 1, wherein: one side of the spray tower (1) is fixedly connected with a waste gas inlet pipe (14), and the front side of the spray tower (1) is fixedly connected with a stirrer (22).