CN213160187U

CN213160187U - Printing exhaust-gas treatment equipment

Info

Publication number: CN213160187U
Application number: CN202021740632.9U
Authority: CN
Inventors: 翁华清
Original assignee: Shaoxing Shangyu Huihui Carton Packing Co ltd
Current assignee: Shaoxing Shangyu Huihui Carton Packing Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-05-11
Anticipated expiration: 2030-08-19

Abstract

The utility model discloses a printing exhaust-gas treatment equipment aims at solving the problem that the treatment fluid sprays the inequality and influences the exhaust-gas treatment effect. The key points of the technical scheme are as follows: including the body of the tower, be equipped with the stock solution chamber in proper order by going up in the body of the tower, spray chamber and filter chamber, the top intercommunication of body of the tower has the outlet duct, the bottom intermediate position intercommunication of body of the tower has the intake pipe, the mouth of pipe department intercommunication at intake pipe top has and is radial shunt tubes, the exit intercommunication of shunt tubes has annular gas-supply pipe, the bottom intercommunication of annular gas-supply pipe has a plurality of air jets, the stock solution chamber with spray between the chamber fixedly connected with grid tray, the grid tray include fixed frame and with a plurality of division boards of fixed frame fixed connection, the utility model discloses a fully contact the problem of having solved the treatment solution and having sprayed the inequality influence exhaust-gas treatment effect.

Description

Printing exhaust-gas treatment equipment

Technical Field

The utility model relates to a waste gas treatment technical field, more specifically say, it relates to a printing exhaust-gas treatment equipment.

Background

In the production process of the packaging and printing industry, a large amount of organic gases such as ethanol, ethyl acetate, butyl acetate, propyl acetate, toluene, xylene and the like are volatilized and discharged. The generation of waste gas is mainly in the processes of inking, drying and compounding, and the volatilized organic solvent is a main source of waste gas pollution.

The current spraying method is that waste gas is introduced from the bottom usually, the spray head is adopted from the top to spray treatment liquid, the spray treatment of the waste gas is realized through the contact reaction of the waste gas and the spray liquid, but the waste gas and the treatment liquid are not uniformly contacted due to the over-high speed of the introduced waste gas or the influence of the uneven spraying problem of the treatment liquid, the waste gas is further uniformly contacted, the waste gas spray treatment effect is further influenced, the waste gas which is not fully sprayed is introduced into the atmosphere, the environment is still greatly polluted, and therefore the structure is arranged to realize the full contact of the waste gas and the treatment liquid.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a printing exhaust-gas treatment equipment reaches the purpose to the exhaust-gas intensive treatment through fully contacting waste gas and treatment fluid.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a printing exhaust-gas treatment equipment, includes the body of the tower, by being equipped with the stock solution chamber in proper order on going in the body of the tower, spray chamber and filter chamber, the top intercommunication of body of the tower has the outlet duct, the bottom intermediate position intercommunication of body of the tower has the intake pipe, the gas outlet intercommunication of intake pipe has and is radial shunt tubes, the exit intercommunication of shunt tubes has annular gas-supply pipe, the bottom intercommunication of annular gas-supply pipe has a plurality of air jets, stock solution chamber and spray between the chamber fixedly connected with grid tray, the grid tray including fixed frame and with a plurality of division boards of fixed frame fixed connection, it is a plurality of the division board array encloses between the inside of fixed frame and adjacent division board and is equipped with the clearance, and is a plurality of equal fixedly connected with a plurality of shower in the clearance, and is a plurality of the shower all wears.

By adopting the technical scheme, the waste gas enters the tower body through the gas inlet pipe and is discharged from the tower body through the gas outlet pipe arranged at the top, the gas inlet pipe is arranged at the middle position of the bottom of the tower body, the pipe orifice at the top of the gas inlet pipe is provided with the radial shunt pipe, the gas flow is uniformly dispersed to the periphery by utilizing the shunt pipe, the gas flow is uniformly conveyed to each position in the tower body through the annular gas conveying pipe, the gas in the annular gas conveying pipe is sprayed out through the gas nozzle arranged at the bottom, the gas is primarily contacted with the treatment liquid to realize the primary treatment of the waste gas, the gas is shunted and the path through which the waste gas flows is prolonged through the grid plate, the waste gas stays in the tower body for a longer time, the waste gas is more fully treated, the treatment liquid enters the spray pipe through the water inlet pipe and is sprayed outwards through the spray pipe, and the sprayed treatment liquid impacts on the partition plate, make the combination of treatment fluid and waste gas more abundant, and then make exhaust-gas treatment's effect better.

The utility model discloses further set up to: the spray chamber is fixedly connected with an annular liquid conveying pipe, the bottom of the annular liquid conveying pipe is communicated with a plurality of spray heads, and the annular liquid conveying pipe is communicated with a second water inlet pipe penetrating out of the tower body.

By adopting the technical scheme, the treatment liquid enters the annular liquid conveying pipe through the water inlet pipe II, is uniformly conveyed to each part of the tower body through the annular liquid conveying pipe, and is uniformly sprayed through the spray header, so that stable spraying treatment on waste gas is realized.

The utility model discloses further set up to: the cavity wall of the liquid storage cavity is communicated with a water outlet pipe, the pipe opening of the water outlet pipe is communicated with a pump body, the water outlet end of the pump body is communicated with a water delivery pipe, and the water delivery pipe is communicated with the first water inlet pipe and the second water inlet pipe.

Through adopting above-mentioned technical scheme, the pump body is taken the treatment fluid in the stock solution intracavity out and is gone into inlet tube one and inlet tube two with the treatment fluid pump through the raceway through the outlet pipe in, and then realize the processing of spraying to waste gas.

The utility model discloses further set up to: the section shape of the partition plate in the vertical direction is S-shaped.

Through adopting above-mentioned technical scheme, this structure can be so that the route in clearance of enclosing be longer for waste gas stays for a longer time in the body of the tower, makes the time that waste gas was handled longer, and then makes waste gas be handled more fully.

The utility model discloses further set up to: and the plurality of air nozzles are obliquely arranged.

Through adopting above-mentioned technical scheme, the setting up of this structure makes the waste gas slant blow to handling the liquid level, avoids the gaseous interact of jet head blowout on the one hand, and on the other hand makes waste gas bigger with the area of handling the liquid level contact for the contact of waste gas and treatment liquid is more abundant, makes the treatment effect of waste gas better.

The utility model discloses further set up to: and the wall of the filter cavity is fixedly connected with a plurality of activated carbon adsorption plates.

Through adopting above-mentioned technical scheme, the adsorption of harmful substance is handled in the waste gas is realized to the active carbon adsorption board, reduces the pollution of waste gas to the environment.

The utility model discloses further set up to: one side of the water outlet pipe far away from the pump body is fixedly connected with a filter screen.

Through adopting above-mentioned technical scheme, utilize the filter screen to realize the filtration to impurity in the treatment fluid, avoid impurity to enter into the pump body, realize the guard action to the pump body on the one hand, on the other hand avoids impurity to mix and produces negative effects to spraying the effect in the treatment fluid.

The utility model discloses further set up to: and the tower body is provided with an observation window at the position of the spraying cavity.

Through adopting above-mentioned technical scheme, conveniently observe the operating condition who sprays the intracavity through the observation window, ensure to spray the stability of intracavity operating condition, and then ensure to spray the stability of effect.

To sum up, the utility model discloses following beneficial effect has:

waste gas enters the tower body through the gas inlet pipe and is discharged from the tower body through the gas outlet pipe arranged at the top, the gas inlet pipe is arranged at the middle position of the bottom of the tower body, the pipe orifice at the top of the gas inlet pipe is provided with a radial shunt pipe, the gas flow is uniformly dispersed to the periphery by utilizing the shunt pipe, the gas flow is uniformly conveyed to each position in the tower body through the annular gas conveying pipe, the gas in the annular gas conveying pipe is sprayed out through the gas nozzle arranged at the bottom, the gas is primarily contacted with treatment liquid to realize primary treatment on the waste gas, the gas is shunted and the path through which the waste gas flows is prolonged through the grid plate, the time for the waste gas to stay in the tower body is longer, the waste gas is more fully treated, the treatment liquid enters the spray pipe through the first water inlet pipe and is sprayed outwards through the spray pipe, the sprayed treatment liquid is further atomized by impacting on, make the combination of treatment fluid and waste gas more abundant, and then make exhaust-gas treatment's effect better.

Drawings

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

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2.

In the figure: 1. a tower body; 2. a liquid storage cavity; 3. a spray chamber; 4. a filter chamber; 5. an air outlet pipe; 6. an air inlet pipe; 7. a shunt tube; 8. an annular gas delivery pipe; 9. a gas showerhead; 10. a grid plate; 11. a fixing frame; 12. a partition plate; 13. a gap; 14. a shower pipe; 15. a first water inlet pipe; 16. an annular infusion tube; 17. a shower head; 18. a water inlet pipe II; 19. a water outlet pipe; 20. a pump body; 21. a water delivery pipe; 22. an activated carbon adsorption plate; 23. and (4) an observation window.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

A printing waste gas treatment device is shown in figures 1 and 2 and comprises a tower body 1, a liquid storage cavity 2, a spraying cavity 3 and a filtering cavity 4 are sequentially arranged in the tower body 1 from bottom to top, an observation window 23 is arranged at the position, located in the spraying cavity 3, of the tower body 1, an air outlet pipe 5 communicated with the inside of the tower body 1 is fixedly connected to the top of the tower body 1, an air inlet pipe 6 is communicated with the middle of the bottom of the tower body 1, a shunt pipe 7 communicated with the air inlet pipe 6 is fixedly connected to an outlet of the air inlet pipe 6, the shunt pipe 7 is radial and arranged above a treatment liquid level, an annular air conveying pipe 8 is communicated to an outlet of the shunt pipe 7, a plurality of air nozzles 9 communicated with the annular air conveying pipe 8 are fixedly connected to the bottom of the annular air conveying pipe 8, the air nozzles 9 are obliquely arranged at the bottom of the annular air conveying pipe 8, and the structure can avoid, on the other hand, the waste gas sprayed by the gas nozzle 9 can be better diffused after contacting the liquid level of the treatment liquid, so that the waste gas is more fully contacted with the treatment liquid, and the waste gas treatment effect is better.

As shown in fig. 2 and 3, a grid plate 10 is fixedly connected to a cavity wall between the liquid storage cavity 2 and the spraying cavity 3, the grid plate 10 includes a fixed frame 11 and a plurality of partition plates 12 fixedly connected to the inside of the fixed frame 11, a gap 13 is uniformly arranged inside the fixed frame 11 and between the adjacent partition plates 12 in an array manner by the plurality of partition plates 12, a spraying pipe 14 is arranged in the gap 13, the spraying pipe 14 is communicated with a first inlet pipe 15 extending out of the tower body 1, the section of the partition plate 12 in the vertical direction is set to be S-shaped, the structure can make the gap 13 enclosed by the partition plates 12 longer, so that the waste gas stays in the tower body 1 for a longer time, and further the waste gas is fully treated, an annular liquid conveying pipe 16 is fixedly connected to the cavity wall of the spraying cavity 3, the bottom of the annular liquid conveying pipe 16 is communicated with a plurality of spraying heads 17, the annular, the cavity wall of the filter cavity 4 is fixedly connected with a plurality of activated carbon adsorption plates 22, the cavity wall of the liquid storage cavity 2 is communicated with a water outlet pipe 19, a water inlet of the water outlet pipe 19 is fixedly connected with a filter screen, a water outlet of the water outlet pipe 19 is communicated with a pump body 20, a water outlet end of the pump body 20 is communicated with a water delivery pipe 21, and the water delivery pipe 21 is communicated with a first water inlet pipe 15 and a second water inlet pipe 18.

The working principle is as follows: the treatment liquid flows into the water outlet pipe 19 after being filtered by the filter screen, flows into the pump body 20 through the water outlet pipe 19, enters the water conveying pipe 21 under the action of pressure generated by the pump body 20, flows into the water inlet pipe I15 and the water inlet pipe II 18 communicated with the water conveying pipe 21 under the conveying action of the water conveying pipe 21, flows into the spray pipe 14 through the water inlet pipe I15, is sprayed outwards under the action of the spray pipe 14, the sprayed treatment liquid impacts the partition plate 12 to be further atomized to treat the waste gas, flows into the annular liquid conveying pipe 16 through the water inlet pipe II 18, flows into the spray head 17 through the annular liquid conveying pipe 16, is sprayed downwards under the atomization action of the spray head 17 to treat the waste gas, flows into the shunt pipe 7 through the gas inlet pipe 6, flows into the annular liquid conveying pipe 8 after being shunted by the shunt pipe 7, and is sprayed towards the treatment liquid under the spraying action of the gas jet head 9, realize the initial contact of waste gas and treatment fluid, realize the initial treatment to waste gas, waste gas rebound, grid tray 10 flows through, flow in clearance 13, waste gas is further handled under the effect of 14 spun treatment fluids of shower, waste gas continues rebound, waste gas is further handled under the effect of the treatment fluid that shower 17 sprayed, adsorb when waste gas flows through activated carbon adsorption plate 22 and handle, waste gas through the processing passes through outlet duct 5 and discharges.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a printing exhaust-gas treatment equipment, includes body of the tower (1), by being equipped with stock solution chamber (2), spraying chamber (3) and filter chamber (4) on going in proper order in body of the tower (1), the top intercommunication of body of the tower (1) has outlet duct (5), the bottom intermediate position intercommunication of body of the tower (1) has intake pipe (6), its characterized in that: the gas outlet intercommunication of intake pipe (6) has and is radial shunt tubes (7), the exit intercommunication of shunt tubes (7) has annular gas-supply pipe (8), the bottom intercommunication of annular gas-supply pipe (8) has a plurality of air jets (9), fixedly connected with grid tray (10) between stock solution chamber (2) and spray chamber (3), grid tray (10) including fixed frame (11) and with a plurality of division board (12) of fixed frame (11) fixed connection, it is a plurality of division board (12) array enclose between the inside of fixed frame (11) and adjacent division board (12) and be equipped with clearance (13), a plurality of equal fixedly connected with a plurality of shower (14) in clearance (13), it is a plurality of shower (14) all wear out body of tower (1) and feed through has oral siphon (15).

2. A printing off-gas treatment apparatus according to claim 1, wherein: an annular infusion tube (16) is fixedly connected in the spraying cavity (3), a plurality of spraying heads (17) are communicated with the bottom of the annular infusion tube (16), and a second water inlet tube (18) penetrating out of the tower body (1) is communicated with the annular infusion tube (16).

3. A printing off-gas treatment apparatus according to claim 2, wherein: the cavity wall of the liquid storage cavity (2) is communicated with a water outlet pipe (19), the pipe opening of the water outlet pipe (19) is communicated with a pump body (20), the water outlet end of the pump body (20) is communicated with a water delivery pipe (21), and the water delivery pipe (21) is communicated with a first water inlet pipe (15) and a second water inlet pipe (18).

4. A printing off-gas treatment apparatus according to claim 1, wherein: the vertical section of the partition plate (12) is S-shaped.

5. A printing off-gas treatment apparatus according to claim 1, wherein: the plurality of air nozzles (9) are all obliquely arranged.

6. A printing off-gas treatment apparatus according to claim 1, wherein: the wall of the filter cavity (4) is fixedly connected with a plurality of activated carbon adsorption plates (22).

7. A printing off-gas treatment apparatus according to claim 3, wherein: and a filter screen is fixedly connected to one side of the water outlet pipe (19) far away from the pump body (20).

8. A printing off-gas treatment apparatus according to claim 1, wherein: and an observation window (23) is arranged at the position of the tower body (1) in the spraying cavity (3).