CN210057693U - Printing waste gas centralized treatment device - Google Patents

Abstract

The utility model discloses a printing waste gas centralized treatment device, which comprises a treatment box, wherein the treatment box is transversely arranged, an air inlet and an air outlet are respectively arranged on the outer surface of the treatment box, an air exhaust fan and an exhaust fan are sequentially arranged on the inner surface of the treatment box, the air exhaust fan and the exhaust fan are positioned between the air inlet and the air outlet, and the air exhaust fan and the exhaust fan sequentially divide the interior of the treatment box into an air inlet part, a filtering part and a cooling part from the air inlet to the air outlet; the filter part is provided with at least one filter component. The utility model discloses replace traditional fixed filter screen into detachable, shortened the processing time of waste gas when being convenient for change, wash the filter screen.

Description

Printing waste gas centralized treatment device

Technical Field

The utility model relates to a printing technology field, especially a printing waste gas centralized processing device.

Background

In the production process of the printing industry, a large amount of organic solvent is needed, and the organic solvent is extremely volatile in the printing process and has certain suspended matters; causing indoor air to be dirty and affecting the health of production workers.

Therefore, there is an urgent need for an apparatus for purifying waste gas generated during printing. However, most of the filter screens of the traditional waste gas treatment equipment are not detachable, so that suspended matters gradually block filter holes on the filter screens in the process of treating waste gas for a long time, so that the waste gas is difficult to pass through the filter screens for further treatment; most of the discharged waste gas is accumulated on one side of the filter screen for a long time, so that the treatment speed is slowed, and the waste gas is continuously discharged, so that potential safety hazards are likely to exist.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned technique not enough, the utility model aims at providing a printing waste gas centralized treatment device replaces traditional fixed filter screen into detachable, has shortened the processing time of waste gas when being convenient for change, wash the filter screen.

The utility model aims at realizing through the technical scheme, which comprises a processing box, wherein the processing box is transversely arranged, an air inlet and an air outlet are respectively arranged on the outer surface of the processing box, an air exhaust fan and an exhaust fan are sequentially arranged on the inner surface of the processing box, the air exhaust fan and the exhaust fan are positioned between the air inlet and the air outlet, and the air exhaust fan and the exhaust fan sequentially divide the interior of the processing box into an air inlet part, a filtering part and a cooling part from the air inlet to the air outlet; at least one filtering component is arranged on the filtering part;

the filter assembly is including first installing port, installing frame, filter screen, limiting plate and arch, first installing port sets up at the top of handling the case and is located the filter part, the installing frame is inserted through the fore-and-aft activity of first installing port and is established on handling the case, and the surface of installing frame supports with the internal surface of handling the case and leans on, and the filter screen has been laid to the internal surface of installing frame, the filter screen with extract air fan mutual disposition, the limiting plate transversely sets up on the top of handling the case, the bottom of limiting plate and the top rigid coupling of installing frame, protruding rigid coupling is on the top of limiting plate.

Further, the bottom of limiting plate is provided with the strip of paper used for sealing first installing port edge strip of paper used for sealing.

Further, still have the second installing port on the filter house, the second installing port is located one side of first installing port, and the rigid coupling has the intake chamber on the second installing port, the top of intake chamber is provided with sealed lid, sealed covering has the water inlet, and the bottom slope of intake chamber is arranged, and the bottom of intake chamber | is provided with the inlet opening that is used for communicateing the water inlet and handle the case.

Furthermore, at least one convex part is arranged on the side surface of the sealing cover, a concave part matched with the convex part for use is arranged at the opposite position of the sealing cover, and the convex part is buckled on the concave part.

Furthermore, a filter plate is arranged on the filter part, the filter plate is close to the cooling part, the filter plate is inserted in the treatment box, activated carbon is arranged on one side of the filter plate, and a filter sponge is arranged on the other side of the filter plate.

Further, the inner surface of the cooling part is provided with a spiral cooling pipe, and two ends of the cooling pipe penetrate through the surface of the treatment box.

Due to the adoption of the technical scheme, the utility model discloses following advantage has:

firstly, the combination of the air exhaust fan and the exhaust fan can smoothly pump the waste gas generated in printing into the processing box and smoothly discharge the waste gas out of the processing box after processing;

secondly, the traditional filter screen is fixed on the treatment box and replaced by the filter screen inserted on the treatment box, so that the filter screen can be cleaned and replaced;

thirdly, because the filter screen can be dismantled, the condition that the waste gas transmission speed slows down because the filter screen blocks up has been avoided.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

The drawings of the present invention are described below.

FIG. 1 is an exploded view of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

in the figure: 1. a treatment tank; 2. an air inlet; 3. an air outlet; 4. an air extracting fan; 5. an exhaust fan; 6. a filter assembly; 61. a first mounting port; 62. installing a frame; 63. filtering with a screen; 64. a limiting plate; 65. a protrusion; 7. a seal; 8. a second mounting opening; 9. a water inlet groove; 10. a sealing cover; 11. a water inlet; 12. a water inlet hole; 13. a convex portion; 14. a recess; 15. filtering the plate; 16. and (7) cooling the tube.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

Example (b):

as shown in fig. 1 and 2, a printing waste gas centralized treatment device, including controlling both ends opening, top and the processing case 1 that the bottom sealed, processing case 1 transversal arrangement has air inlet 2 and gas outlet 3 on the surface of processing case 1 respectively, the internal surface of processing case 1 has set gradually aspirating fan 4 and exhaust fan 5, aspirating fan 4 and exhaust fan 5 are located between air inlet 2 and the gas outlet 3, from air inlet 2 to 3 directions of gas outlet, aspirating fan 4 and exhaust fan 5 divide into in proper order the inside of processing case 1: the gas inlet part is connected with the gas inlet 2, the filtering part is used for filtering suspended matters and harmful gases in the waste gas, and the cooling part is used for cooling;

two filtering components 6 are arranged on the filtering part, and the two filtering components 6 are arranged in parallel left and right, so that suspended matters and harmful gases in the waste gas can be filtered;

the filtering component 6 comprises a first mounting opening 61, a mounting frame 62, a filter screen 63, a limiting plate 64 and a bulge 65, wherein the first mounting opening 61 is strip-shaped and longitudinally arranged on the top of the processing box 1, the middle part of the mounting frame 62 is hollow and is inserted on the processing box 1 through the longitudinal movement of the first mounting opening 61, the outer surface of the mounting frame 62 is abutted against the inner surface of the processing box 1 to prevent unfiltered waste gas from entering a cooling part from a gap between the mounting frame 62 and the processing box 1, the filter screen 63 is paved on the inner surface of the mounting frame 62, the filter screen 63 and the mounting frame 62 can be fixedly connected or detachably connected, the filter screen 63 and the suction fan 4 are oppositely arranged, the limiting plate 64 is transversely arranged on the top of the processing box 1, the bottom of the limiting plate 64 is fixedly connected with the top of the mounting frame 62, when the mounting frame 62 is inserted on the processing box 1, because the mounting frame 62 is connected with the processing box 1 in a seamless way, therefore, in order to subsequently facilitate the taking out of the mounting frame 62, the limiting plate 64 limits the mounting frame 62 and fixes the mounting frame 62 on the first mounting port 61, the protrusion 65 is fixedly connected to the top of the limiting plate 64, and the whole mounting frame 62 and the filter screen 63 can be detached by upwards extracting the protrusion 65.

The bottom of the stopper plate 64 is provided with a seal 7 for sealing the edge of the first mounting port 61, preventing exhaust gas from being directly discharged from the stopper plate 64 and the first mounting port 61 to the outside environment.

The filter part is also provided with a second mounting port 8, the second mounting port 8 is positioned at one side of the first mounting port 61, a water inlet groove 9 is fixedly connected onto the second mounting port 8, a sealing cover 10 is arranged at the top of the water inlet groove 9 to prevent waste gas from escaping, a water inlet 11 is arranged on the sealing cover 10, the water inlet 11 is connected with an external water pipe, the bottom of the water inlet groove 9 is obliquely arranged, a water inlet hole 12 for communicating the water inlet 11 with the treatment tank 1 is formed in the bottom of the water inlet groove 9|, the contact area of water in the water pipe and the waste gas is increased, and a certain flow speed reduction effect is achieved; in addition, a water guiding opening (not shown) is required to be arranged on the filtering part, so that the water with the suspended matters fused is guided out conveniently. In addition, according to the type of the waste gas, different chemical substances can be put in through the water inlet 11, toxic gases and suspended substances in the waste gas are decomposed, and the waste gas is discharged out of the treatment box 1 through water.

The two opposite side surfaces of the sealing cover 10 are respectively provided with a convex part 13, the opposite position of the sealing cover 10 is provided with a concave part 14 matched with the convex part 13, and the convex part 13 is buckled on the concave part 14. The sealing cover 10 is conveniently buckled with the water inlet groove 9, and waste gas is prevented from escaping.

Be provided with filter plate 15 on the filter house, filter plate 15 is close to the cooling portion, and filter plate 15 is pegged graft in the inside of handling case 1, and one side of filter plate 15 is provided with the active carbon, and the active carbon can adsorb a large amount of harmful gas, and the opposite side of filter plate 15 is provided with the filtration sponge, and the filtration sponge adsorbs steam, prevents to have the suspended solid in the steam.

The inner surface of the cooling section is provided with a spiral cooling pipe 16, and both ends of the cooling pipe 16 penetrate the surface of the treatment tank 1. And a condensing agent or cold water is introduced into the cooling pipe 16, and the temperature of the treated waste gas is reduced.

The working principle of the embodiment is as follows: the replaced or cleaned filter screen 63 is inserted on the processing box 1 through the mounting frame 62, the air inlet 2 in the device is communicated with a waste gas outlet on a printing machine, the suction fan 4 and the exhaust fan 5 are connected with a power supply, and meanwhile, certain clean water is conveyed in the water inlet tank 9; the exhaust fan 4 pumps the waste gas into the treatment box 1, the waste gas is filtered by a filter screen 63, washed by clean water and filtered by a filter plate 15, harmful gas and suspended matters are removed, and then the waste gas is cooled by a cooling pipe 16 and then is discharged through an air outlet 3; in the process, the exhaust fan 5 works all the time, so the waste gas can continuously move towards the air outlet 3 and can not stop too much in the treatment box 1; finally, the wastewater in the treatment tank 1 is led out.

In the embodiment, the traditional filter screen 63 is fixed on the treatment box 1 and replaced by inserting the filter screen 63 on the treatment box 1, so that the filter screen 63 can be cleaned and replaced; the situation that the conveying speed of the waste gas is reduced due to the blockage of the filter screen 63 is avoided.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.

Claims (6)

1. The utility model provides a printing waste gas centralized processing device which characterized in that: the device comprises a processing box (1), wherein the processing box (1) is transversely arranged, an air inlet (2) and an air outlet (3) are respectively arranged on the outer surface of the processing box (1), an air exhaust fan (4) and an exhaust fan (5) are sequentially arranged on the inner surface of the processing box (1), the air exhaust fan (4) and the exhaust fan (5) are positioned between the air inlet (2) and the air outlet (3), and the air exhaust fan (4) and the exhaust fan (5) sequentially divide the interior of the processing box (1) into an air inlet part, a filtering part and a cooling part from the air inlet (2) to the air outlet (3); at least one filter component (6) is arranged on the filter part;

filter component (6) is including first installing port (61), installing frame (62), filter screen (63), limiting plate (64) and arch (65), first installing port (61) set up at the top of handling case (1) and lie in the filter house, installing frame (62) are inserted through the fore-and-aft activity of first installing port (61) and are established on handling case (1), and the surface of installing frame (62) supports with the internal surface of handling case (1) and lean on, and filter screen (63) have been laid to the internal surface of installing frame (62), filter screen (63) and extraction fan (4) mutual disposition, limiting plate (64) transversely set up on the top of handling case (1), the bottom of limiting plate (64) and the top rigid coupling of installing frame (62), arch (65) rigid coupling is on the top of limiting plate (64).

2. The printing waste gas centralized treatment device according to claim 1, characterized in that: the bottom of the limiting plate (64) is provided with a seal (7) used for sealing the edge of the first mounting opening (61).

3. The printing waste gas centralized treatment device according to claim 1, characterized in that: still have second installing port (8) on the filter house, second installing port (8) are located one side of first installing port (61), and the rigid coupling has intake chamber (9) on second installing port (8), the top of intake chamber (9) is provided with sealed lid (10), have water inlet (11) on sealed lid (10), the bottom slope of intake chamber (9) is arranged, and the bottom of intake chamber (9) is provided with inlet opening (12) that are used for intercommunication water inlet (11) and handle case (1).

4. The printing waste gas centralized treatment device according to claim 3, characterized in that: the side surface of the sealing cover (10) is provided with at least one convex part (13), the relative position of the sealing cover (10) is provided with a concave part (14) matched with the convex part (13), and the convex part (13) is buckled on the concave part (14).

5. The centralized processing device of printing waste gas according to any one of claims 1 to 4, characterized in that: the filter unit is characterized in that a filter plate (15) is arranged on the filter unit, the filter plate (15) is close to the cooling unit, the filter plate (15) is inserted into the treatment tank (1), activated carbon is arranged on one side of the filter plate (15), and a filter sponge is arranged on the other side of the filter plate (15).

6. The centralized processing device of printing waste gas according to claim 5, characterized in that: the inner surface of the cooling part is provided with a spiral cooling pipe (16), and two ends of the cooling pipe (16) penetrate through the surface of the treatment box (1).

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