CN211216046U - Waste gas treatment device for corrugated paper production - Google Patents

Abstract

The utility model relates to the technical field of waste gas treatment devices, and discloses a waste gas treatment device for corrugated paper production, which solves the problems that the existing hot waste gas spraying treatment mode is simple, particulate matters and organic matters in waste gas cannot be effectively removed, and the spraying mode can be settled to cause the pollution and damage of equipment due to residual impurities in the equipment; this exhaust treatment device can effectually get rid of particulate matter and organic matter in the hot waste gas to reduce the pollution that exhaust emission caused the environment, this exhaust treatment device can carry out effectual collection processing to the impurity of handling simultaneously, thereby carries out effectual protection to equipment.

Description

A waste gas treatment device for corrugated paper production

technical field

The utility model belongs to the technical field of waste gas treatment devices, in particular to a waste gas treatment device for corrugated paper production.

Background technique

Corrugated paper, also known as corrugated paper, kraft paper, and cardboard, is a common material for paper packaging boxes. It is lighter than wooden boxes, has hardness, and is easy to cut in size. It is used to protect other packaged products from being damaged. Corrugated paper It is possible to print patterns and texts of different colors or write text symbols on the outside, and the cost is relatively cheap; during the production and processing of corrugated boxes, the process of ink printing is required, and the ink during printing will become high due to the temperature during printing or drying. The hot exhaust gas is generated, and the hot exhaust gas includes particulate matter, organic matter, etc.

The hot waste gas treatment device in the prior art only installs a spray head inside the equipment to spray water on the waste gas. Such a hot waste gas treatment method is relatively simple, cannot effectively remove the particulate matter and organic matter in the waste gas, and at the same time, the spray method will cause sedimentation. , so that a large amount of particulate impurities will remain in the equipment, causing pollution and damage to the equipment; therefore, according to the current situation, it needs to be improved.

SUMMARY OF THE INVENTION

In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a waste gas treatment device for corrugated paper production, which effectively solves the problem that the existing hot waste gas spray treatment method is relatively simple and cannot effectively remove particulate matter and organic matter in the waste gas At the same time, the spray method will cause sedimentation, so that impurities will remain in the equipment and cause pollution and damage to the equipment.

In order to achieve the above purpose, the utility model provides the following technical solutions: a waste gas treatment device for corrugated paper production, comprising an air guide pipe, one end of the air guide pipe is installed with a first exhaust fan, and one end of the first exhaust fan is installed with a large exhaust fan. Particulate filter box, a spray box is installed on one side of the large particle filter box, a countercurrent pipe is installed at one end of the spray box, a water removal tank is installed at one end of the reverse flow pipe, and an activated carbon filter box is installed at one end of the water removal tank. An exhaust pipe is installed at one end, and a second exhaust fan is installed at one side of the exhaust pipe.

Preferably, a collection bucket tube is fixedly connected to the bottom of the large particle filter box, and a transparent collection bottle is movably connected to the bottom of the collection bucket tube.

Preferably, a large particle filter screen is installed on one side of the inner cavity of the large particle filter box, a rotating shaft is movably installed in the middle of the inner cavity of the large particle filter box, a rotating plate is fixedly installed on the surface of the rotating shaft, and two ends of the rotating plate are installed. Both are fixedly connected with bristles.

Preferably, water mist nozzles are installed equidistantly at the top of the inner cavity of the spray box, annular water pipes are installed in the middle of the inner cavity of the spray box, and water outlets are equidistantly opened at the bottom of the annular water pipe.

Preferably, a water mist filter screen is installed inside the counterflow pipe at one end close to the spray box, a motor is installed on the surface of the water removal tank, a motor shaft is movably installed in the middle of the inner cavity of the water removal tank, and a water squeezer is fixedly connected to the middle of the motor shaft. rod, and a water-absorbing sponge is installed on the side of the inner cavity of the water tank close to the reverse flow pipe.

Preferably, the bottom of the inner cavity of the spray box is provided with a collection and drainage groove, the bottom of the collection and drainage groove is fixedly connected with a first drainage pipe, the bottom of the water removal tank is fixedly connected with a second drainage pipe, and one end of the second drainage pipe is connected with One side of the first drain pipe is connected.

Compared with the prior art, the beneficial effects of the present utility model are:

(1) During work, the large particulate matter filter box, spray box, water removal box and activated carbon filter box are provided, so that the exhaust gas treatment device can effectively remove the particulate matter and organic matter in the hot exhaust gas, thereby reducing the emission of exhaust gas to the environment. The hot exhaust gas can be intercepted by the filter layer of large particles through the large particle filter box, sprayed, cooled and settled through the spray box, and the humidified exhaust gas can be dewatered through the dewatering box, and finally passed through the activated carbon filter box. Carry out adsorption and filtration of harmful substances, so as to achieve the effect of multiple filtration;

(2), through the provision of the first exhaust fan, the second exhaust fan, the collection bucket tube, the transparent collection bottle, the large particle filter, the rotating shaft, the rotating plate, the bristles, the fine water mist nozzle, the annular water pipe, the water outlet , water mist filter screen, motor, motor shaft, water squeezing rod, water absorbing sponge, collection drainage groove, first drainage pipe and second drainage pipe, so that the waste gas treatment device can effectively collect and process the treated impurities, so as to prevent The equipment is effectively protected; when the waste gas treatment device is started, the first exhaust fan, the second exhaust fan, the water mist nozzle and the motor are started at the same time, and the start of the first exhaust fan will transport the waste heat, The rotating plate is pushed and rotated, so that the bristles clean the surface of the large particle filter, so that the cleaned large particles fall into the interior of the transparent collection bottle through the collection bucket tube for collection, and then the start of the fine water mist nozzle will cause waste. The hot air is sprayed with fine water mist to cool the waste hot gas and humidify and settle small particles. At the same time, the annular water pipe removes water through the water outlet (the water mist nozzle and the annular water pipe are both connected to the external water source), and the impurities are washed, and then The waste gas enters the water removal tank and absorbs water through the water absorbing sponge. At the same time, the motor shaft will drive the water squeezing rod to squeeze the water absorbing sponge. Finally, the waste gas passes through the activated carbon filter box to absorb harmful substances and discharge through the exhaust pipe. , the washed impurities and water and the squeezed water are discharged through the first drain pipe and the second drain pipe.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention.

In the attached image:

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the sectional structure schematic diagram of the large particle filter box and the spray box of the utility model;

Fig. 3 is the cross-sectional structural schematic diagram of the countercurrent pipe and the water removal tank of the present invention;

In the figure: 1. Air duct; 2. First exhaust fan; 3. Large particle filter box; 4. Spray box; 5. Countercurrent pipe; 6. Water removal tank; 7. Activated carbon filter box; 8. Exhaust pipe ;9, the second exhaust fan; 10, the collection bucket; 11, the transparent collection bottle; 12, the large particle filter; 13, the rotating shaft; 14, the rotating plate; 15, the bristles; , annular water pipe; 18, water outlet; 19, water mist filter; 20, motor; 21, motor shaft; 22, water squeezing rod; 23, absorbent sponge; 24, collection drainage tank; 25, first drain pipe; 26 , the second drain.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. For example; based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

Embodiment 1, as shown in FIG. 1, FIG. 2 and FIG. 3, the utility model includes an air duct 1, one end of the air duct 1 is installed with a first exhaust fan 2, and one end of the first exhaust fan 2 is installed with large particles. The filter box 3 can filter the large particles in the hot exhaust gas through the setting of the large particle filter box 3. A spray box 4 is installed on one side of the large particle filter box 3, and a countercurrent pipe 5 is installed on one end of the spray box 4. One end of the countercurrent pipe 5 is installed with a water removal box 6, and the water vapor can be effectively removed by the setting of the water removal box 6. An activated carbon filter box 7 is installed at one end of the water removal box 6, and the activated carbon filter box 7 can be installed by the setting of the gas filter box. One end of the activated carbon filter box 7 is installed with an exhaust pipe 8 , and one side of the exhaust pipe 8 is installed with a second exhaust fan 9 .

Embodiment 2, on the basis of Embodiment 1, as shown in FIG. 2 , the bottom of the large particle filter box 3 is fixedly connected with a collection bucket tube 10, and the bottom of the collection bucket tube 10 is movably connected with a transparent collection bottle 11, which passes through the collection bucket. The arrangement of the tube 10 and the transparent collection bottle 11 can effectively collect large particles.

Embodiment 3, on the basis of Embodiment 1, as shown in FIG. 2, a large particle filter screen 12 is installed on one side of the inner cavity of the large particle filter box 3, and a rotating shaft is movably installed in the middle of the inner cavity of the large particle filter box 3. 13. A rotating plate 14 is fixedly installed on the surface of the rotating shaft 13, and bristles 15 are fixedly connected to both ends of the rotating plate 14. Filtration and cleaning of large particles.

Embodiment 4, on the basis of Embodiment 1, as shown in Figure 2, the top of the inner cavity of the spray box 4 is installed with a fine water mist nozzle 16 at equal distances, and the middle of the inner cavity of the spray box 4 is installed with an annular water pipe 17, The bottom of the annular water pipe 17 is provided with water outlets 18 equidistantly. Through the arrangement of the fine water mist nozzle 16, the annular water pipe 17 and the water outlet 18, the hot exhaust gas can be effectively sprayed and cooled.

Embodiment 5, on the basis of Embodiment 1, as shown in FIG. 3 , a water mist filter screen 19 is installed inside the countercurrent pipe 5 near the end of the spray box 4 , a motor 20 is installed on the surface of the water removal tank 6 , and the water removal tank 6 is installed. A motor shaft 21 is movably installed in the middle of the inner cavity, a water squeezing rod 22 is fixedly connected to the middle of the motor shaft 21, and a water absorbing sponge 23 is installed on the side of the inner cavity of the water removal tank 6 close to the countercurrent pipe 5, which passes through the water mist filter 19 and the motor. 20. The arrangement of the motor shaft 21, the water squeezing rod 22 and the water absorbing sponge 23 can effectively filter and remove water from the sprayed exhaust gas.

Embodiment 6, on the basis of Embodiment 1, as shown in Figures 1, 2 and 3, the bottom of the inner cavity of the spray box 4 is provided with a collection and drainage groove 24, and the bottom of the collection and drainage groove 24 is fixedly connected with a first The drain pipe 25, the bottom of the water removal tank 6 is fixedly connected with a second drain pipe 26, one end of the second drain pipe 26 is connected with one side of the first drain pipe 25, and passes through the collecting drain groove 24, the first drain pipe 25 and the first drain pipe 25. The arrangement of the second drain pipe 26 can effectively collect and process the filtered impurities and water in a centralized manner.

In this embodiment, the motor 20 adopts a 68KTYZ type low-speed motor.

Working principle: When the exhaust gas treatment device is started, the first exhaust fan 2, the second exhaust fan 9, the water mist nozzle 16 and the motor 20 are started at the same time, and the start of the first exhaust fan 2 will cause the waste heat to be exhausted. conveying, and push and rotate the rotating plate 14, so that the bristles 15 clean the surface of the large particle filter screen 12, so that the cleaned large particles fall into the transparent collection bottle 11 through the collection bucket pipe 10 for collection, and then the fine water The start-up of the mist nozzle 16 will spray fine water mist on the waste heat to cool the waste heat and humidify and settle the small particles, while the annular water pipe 17 removes water through the water outlet 18 (the water mist nozzle 16 and the annular water pipe 17 are both connected with the water outlet 18. The external water source is connected), the impurities are washed, and then the waste gas enters the water removal tank 6 to absorb water through the water absorbing sponge 23, and at the same time, the start of the motor 20 will cause the motor shaft 21 to drive the water squeezing rod 22 to squeeze the water absorbing sponge 23. Finally, the exhaust gas is adsorbed by the activated carbon filter box 7 for the adsorption of harmful substances, and the exhaust pipe 8 is discharged. The washed impurities and water and the extruded water are discharged through the first drain pipe 25 and the second drain pipe 26 for treatment.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

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

Claims (6)

1. A waste gas treatment device for corrugated paper production, comprising an air duct (1), characterized in that: one end of the air duct (1) is provided with a first exhaust fan (2), the first exhaust fan (2) A large particle filter box (3) is installed at one end of the filter box, a spray box (4) is installed on one side of the large particle filter box (3), and a countercurrent pipe (5) is installed at one end of the spray box (4). One end of 5) is installed with a water removal tank (6), one end of the water removal tank (6) is installed with an activated carbon filter box (7), one end of the activated carbon filter box (7) is installed with an exhaust pipe (8), and the exhaust pipe (8) ) is installed with a second exhaust fan (9). 2. The waste gas treatment device for corrugated paper production according to claim 1, characterized in that: the bottom of the large particle filter box (3) is fixedly connected with a collection bucket pipe (10), and the collection bucket pipe (10) is A transparent collection bottle (11) is movably connected at the bottom. 3. A waste gas treatment device for corrugated paper production according to claim 1, characterized in that: a large particle filter screen (12) is installed on one side of the inner cavity of the large particle filter box (3), and the large particle filter box (3) A rotating shaft (13) is movably installed in the middle of the inner cavity, a rotating plate (14) is fixedly installed on the surface of the rotating shaft (13), and both ends of the rotating plate (14) are fixedly connected with bristles (15). 4. The waste gas treatment device for corrugated paper production according to claim 1, characterized in that: the top of the inner cavity of the spray box (4) is equidistantly provided with a water mist nozzle (16), and the spray box ( 4) An annular water pipe (17) is installed in the middle of the inner cavity, and water outlets (18) are equidistantly opened at the bottom of the annular water pipe (17). 5. A waste gas treatment device for corrugated paper production according to claim 1, characterized in that: a water mist filter screen (19) is installed inside the countercurrent pipe (5) close to one end of the spray box (4) to remove A motor (20) is installed on the surface of the water tank (6), a motor shaft (21) is movably installed in the middle of the inner cavity of the water removal tank (6), and a water squeezing rod (22) is fixedly connected to the middle of the motor shaft (21). (6) A water-absorbing sponge (23) is installed on the side of the inner cavity close to the reverse flow pipe (5). 6 . The waste gas treatment device for corrugated paper production according to claim 1 , wherein the bottom of the inner cavity of the spray box ( 4 ) is provided with a collection and drainage groove ( 24 ), and the collection and drainage groove ( 24 ) A first drain pipe (25) is fixedly connected to the bottom, a second drain pipe (26) is fixedly connected to the bottom of the dewatering tank (6), and one end of the second drain pipe (26) is connected to one side of the first drain pipe (25). connected.

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