Printing ink waste gas collecting device for printing machine

Abstract

The utility model discloses a printing ink waste gas collecting device for a printing machine, which relates to the field of printing equipment and comprises a purifying box, an activated carbon box connected to the left side of the purifying box, a gas inlet pipe connected to the top of the activated carbon box, a gas inlet hopper connected to the other end of the gas inlet pipe and a plurality of activated carbon adsorption nets arranged in the activated carbon box. A plurality of groups of fixing blocks are connected in the activated carbon box, and each group comprises two fixing blocks. According to the printing ink waste gas storage device, printing ink waste gas enters one storage box to be stored by opening the first electromagnetic valve and the third electromagnetic valve, and when the printing ink waste gas in the storage box is stored to a certain degree, the second electromagnetic valve and the fourth electromagnetic valve are opened, and the first electromagnetic valve and the third electromagnetic valve are closed; the waste gas in one storage box enters the gas distribution disc, and the other storage box is used for storing the continuously entering printing ink waste gas, so that the printing ink waste gas can be conveniently subjected to quantity-controlled spraying purification, and the purification effect on the printing ink waste gas is improved.

Description

Technical Field

[0001] The utility model relates to the field of printing equipment, in particular to an ink waste gas collecting device for a printing press. Background Art

[0002] At present, when collecting and treating ink waste gas, it is mostly adsorbed by activated carbon first and then purified by spraying. During the spraying process, if more ink waste gas enters at one time, the spraying will not be thorough enough, resulting in poor waste gas treatment effect. If less ink waste gas enters at one time, it will lead to waste of spray liquid.

[0003] Therefore, it is necessary to invent a printing press ink waste gas collecting device to solve the above problems. Utility Model Content

[0004] The utility model aims to provide an ink waste gas collecting device for a printing press to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an ink waste gas collection device for a printing press, comprising a purification box, an activated carbon box is connected to the left side of the purification box, an air intake pipe is connected to the top of the activated carbon box, an air intake hopper is connected to the other end of the air intake pipe, a plurality of activated carbon adsorption nets are arranged in the activated carbon box, a plurality of groups of fixed blocks are connected in the activated carbon box, each group of the fixed blocks has two, wedge blocks are connected to the left and right sides of the activated carbon adsorption net, a wedge-shaped groove corresponding to the wedge block is provided on the side wall of the fixed block, an exhaust fan is connected to the bottom of the activated carbon box, an air supply pipe is connected to the bottom of the exhaust fan, and a three-way pipe is connected to the other end of the air supply pipe. The outer wall of the three-way pipe is connected to the first solenoid valve and the second solenoid valve, the bottom inner wall of the purification box is connected to two storage boxes, the other two ends of the three-way pipe are respectively connected to the two storage boxes, the top of the storage box is connected to an air outlet pipe, the outer walls of the two air outlet pipes are respectively connected to the third solenoid valve and the fourth solenoid valve, the top of the air outlet pipe is connected to an air distribution plate, the top of the air distribution plate is connected to a plurality of nozzles, a spray pipe is connected inside the purification box, the bottom of the spray pipe is connected to a plurality of atomizing water spray heads, the right side of the spray pipe is connected to a liquid inlet pipe, the right side of the purification box is connected to a liquid outlet pipe, the top of the purification box is provided with an exhaust port, and the exhaust port is connected with a mesh plate.

[0006] Preferably, support legs are connected to the four corners of the bottom of the purification box.

[0007] Preferably, the front side of the activated carbon box is provided with an opening corresponding to the activated carbon adsorption net, the front side of the activated carbon adsorption net is connected to a sealing plate, the left and right sides of the sealing plate are connected to mounting plates, the front side of the activated carbon box is provided with a mounting groove corresponding to the mounting plate, the surfaces of the mounting plate and the mounting groove are provided with corresponding threaded holes, and bolts are threadedly connected in the threaded holes.

[0008] Preferably, a handle is fixedly connected to the front side of the sealing plate.

[0009] Preferably, an observation port is provided on the front side of the purification box, and an observation window is connected to the observation port.

[0010] Technical effects and advantages of the utility model:

[0011] By opening the first solenoid valve and the third solenoid valve, the ink waste gas enters into one of the storage boxes for storage. When the ink waste gas in the storage box is stored to a certain level, the second solenoid valve and the fourth solenoid valve are opened, and the first solenoid valve and the third solenoid valve are closed, so that the waste gas in one of the storage boxes enters into the gas distribution plate, and another storage box is used to store the continuously entering ink waste gas, which can facilitate the controlled amount of spray purification of the ink waste gas, thereby improving the purification effect of the ink waste gas. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 For this utility model Figure 1 A schematic cross-sectional structure diagram of ;

[0014] Figure 3 It is a schematic diagram of the top view of the structure of the activated carbon adsorption net of the utility model;

[0015] Figure 4 For this utility model Figure 2 A schematic diagram of the enlarged structure of part A;

[0016] Figure 5 For this utility model Figure 1 Schematic diagram of the enlarged structure of part B.

[0017] In the figure: 1. purification box; 2. activated carbon box; 3. air inlet pipe; 4. air inlet hopper; 5. activated carbon adsorption net; 6. fixing block; 7. wedge block; 8. exhaust fan; 9. air supply pipe; 10. three-way pipe; 11. first solenoid valve; 12. second solenoid valve; 13. storage box; 14. air outlet pipe; 15. third solenoid valve; 16. fourth solenoid valve; 17. air distribution plate; 18. jet head; 19. spray pipe; 20. atomizing water spray head; 21. mesh plate; 22. supporting leg; 23. sealing plate; 24. mounting plate; 25. bolt; 26. handle; 27. observation window. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] The utility model provides Figure 1-5The ink waste gas collection device for a printing press shown in the figure comprises a purification box 1, an activated carbon box 2 is connected to the left side of the purification box 1, an air intake pipe 3 is connected to the top of the activated carbon box 2, and an air intake hopper 4 is connected to the other end of the air intake pipe 3, a plurality of activated carbon adsorption nets 5 are arranged in the activated carbon box 2, a plurality of groups of fixed blocks 6 are connected in the activated carbon box 2, each group of fixed blocks 6 is two, the left and right sides of the activated carbon adsorption net 5 are connected to wedge blocks 7, the side walls of the fixed blocks 6 are provided with wedge-shaped grooves corresponding to the wedge blocks 7, the bottom of the activated carbon box 2 is connected to an exhaust fan 8, the bottom of the exhaust fan 8 is connected to an air supply pipe 9, and the other end of the air supply pipe 9 is connected to A three-way pipe 10 is connected, and the outer wall of the three-way pipe 10 is connected to a first solenoid valve 11 and a second solenoid valve 12. The bottom inner wall of the purification box 1 is connected to two storage boxes 13. The other two ends of the three-way pipe 10 are respectively connected to the two storage boxes 13. The top of the storage box 13 is connected to an air outlet pipe 14. The outer walls of the two air outlet pipes 14 are respectively connected to a third solenoid valve 15 and a fourth solenoid valve 16. The top of the air outlet pipe 14 is connected to an air distribution plate 17. The top of the air distribution plate 17 is connected to a plurality of jet heads 18. A spray pipe 19 is connected inside the purification box 1. The bottom of the spray pipe 19 is connected to a plurality of atomizing water spray heads 20. The right side is connected with a liquid inlet pipe, the right side of the purification box 1 is connected with a liquid outlet pipe, the top of the purification box 1 is provided with an exhaust port, and the exhaust port is connected with a mesh plate 21, the ink waste gas is extracted by using an exhaust fan 8, and the ink waste gas is introduced into the activated carbon box 2 through the air inlet hopper 4 and the air inlet pipe 3, and the activated carbon adsorption net 5 in the activated carbon box 2 is used to preliminarily treat the ink waste gas, and the treated ink waste gas enters the air supply pipe 9, and then enters the three-way pipe 10 through the air supply pipe 9, and the first solenoid valve 11 and the third solenoid valve 15 are opened to allow the ink waste gas to enter one of the storage boxes 13 for storage. When the storage box When the ink waste gas in 13 is stored to a certain extent, the second solenoid valve 12 and the fourth solenoid valve 16 are opened, and the first solenoid valve 11 and the third solenoid valve 15 are closed, so that the waste gas in one of the storage boxes 13 enters the gas distribution plate 17, and the other storage box 13 is used to store the continuously entering ink waste gas, which can facilitate the controlled spray purification of the ink waste gas, thereby improving the purification effect of the ink waste gas. The ink waste gas in the gas distribution plate 17 is sprayed out through the nozzle 18, and the purification liquid is sprayed by using the spray pipe 19 to purify the ink waste gas, and the purified ink waste gas is discharged through the exhaust port.

[0020] Support legs 22 are connected to the four corners of the bottom of the purification box 1 .

[0021] An opening corresponding to the activated carbon adsorption net 5 is opened on the front side of the activated carbon box 2, and a sealing plate 23 is connected to the front side of the activated carbon adsorption net 5. The left and right sides of the sealing plate 23 are connected to mounting plates 24. A mounting groove corresponding to the mounting plate 24 is opened on the front side of the activated carbon box 2. Corresponding threaded holes are opened on the surfaces of the mounting plate 24 and the mounting grooves, and bolts 25 are threadedly connected in the threaded holes. By unscrewing the bolts 25 and pulling the sealing plate 23, the sealing plate 23 pulls the activated carbon adsorption net 5, and the activated carbon adsorption net 5 can be taken out for cleaning or replacement.

[0022] A handle 26 is fixedly connected to the front side of the sealing plate 23 . By pulling the handle 26 , the sealing plate 23 can be easily pulled, thereby pulling the activated carbon adsorption net 5 .

[0023] An observation port is provided on the front side of the purification box 1 , and an observation window 27 is connected to the observation port, so that the situation in the purification box 1 can be observed conveniently.

[0024] Working principle of this utility model:

[0025] The ink waste gas is extracted by using the exhaust fan 8, and is introduced into the activated carbon box 2 through the air inlet hopper 4 and the air inlet pipe 3. The ink waste gas is preliminarily treated by the activated carbon adsorption net 5 in the activated carbon box 2. The treated ink waste gas enters the air delivery pipe 9, and then enters the three-way pipe 10 through the air delivery pipe 9. The first solenoid valve 11 and the third solenoid valve 15 are opened to allow the ink waste gas to enter one of the storage boxes 13 for storage. When the ink waste gas in the storage box 13 is stored to a certain extent, the second solenoid valve 12 and the fourth solenoid valve 16 are opened, and Close the first solenoid valve 11 and the third solenoid valve 15, so that the exhaust gas in one of the storage boxes 13 enters the air distribution plate 17, and the other storage box 13 is used to store the continuously entering ink exhaust gas. The ink exhaust gas in the air distribution plate 17 is ejected through the nozzle 18, and the ink exhaust gas is purified by spraying purification liquid through the spray pipe 19, and the purified ink exhaust gas is discharged through the exhaust port. By unscrewing the bolt 25 and pulling the sealing plate 23, the sealing plate 23 pulls the activated carbon adsorption net 5, and the activated carbon adsorption net 5 can be taken out for cleaning or replacement.

[0026] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An ink waste gas collection device for a printing press, comprising a purification box, characterized in that: An activated carbon box is connected to the left side of the purification box, an air intake pipe is connected to the top of the activated carbon box, an air intake hopper is connected to the other end of the air intake pipe, a plurality of activated carbon adsorption nets are arranged in the activated carbon box, a plurality of groups of fixed blocks are connected in the activated carbon box, each group of the fixed blocks is two, wedge blocks are connected to the left and right sides of the activated carbon adsorption nets, a wedge-shaped groove corresponding to the wedge blocks is provided on the side walls of the fixed blocks, an exhaust fan is connected to the bottom of the activated carbon box, an air supply pipe is connected to the bottom of the exhaust fan, a three-way pipe is connected to the other end of the air supply pipe, a first solenoid valve and a second solenoid valve are connected to the outer wall of the three-way pipe A magnetic valve, two storage boxes are connected to the inner wall of the bottom of the purification box, the other two ends of the three-way pipe are respectively connected to the two storage boxes, the top of the storage box is connected to an air outlet pipe, the outer walls of the two air outlet pipes are respectively connected to a third solenoid valve and a fourth solenoid valve, the top of the air outlet pipe is connected to an air distribution plate, the top of the air distribution plate is connected to a plurality of nozzles, a spray pipe is connected inside the purification box, a plurality of atomizing water spray heads are connected to the bottom of the spray pipe, a liquid inlet pipe is connected to the right side of the spray pipe, a liquid outlet pipe is connected to the right side of the purification box, an exhaust port is provided on the top of the purification box, and a mesh plate is connected inside the exhaust port.

2. The ink waste gas collection device for a printing press according to claim 1, characterized in that: The four corners of the bottom of the purification box are connected with supporting legs.

3. The ink waste gas collection device for a printing press according to claim 1, characterized in that: The front side of the activated carbon box is provided with an opening corresponding to the activated carbon adsorption net, the front side of the activated carbon adsorption net is connected to a sealing plate, the left and right sides of the sealing plate are connected to mounting plates, the front side of the activated carbon box is provided with a mounting groove corresponding to the mounting plate, the surfaces of the mounting plate and the mounting groove are provided with corresponding threaded holes, and bolts are threadedly connected in the threaded holes.

4. The ink waste gas collection device for a printing press according to claim 3, characterized in that: A handle is fixedly connected to the front side of the sealing plate.

5. The ink waste gas collection device for a printing press according to claim 1, characterized in that: An observation port is provided on the front side of the purification box, and an observation window is connected to the observation port.

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