CN217855359U

CN217855359U - Harmful gas processing apparatus is used in formaldehyde production

Info

Publication number: CN217855359U
Application number: CN202221952639.6U
Authority: CN
Inventors: 宿志全
Original assignee: Shaoguan Qujiang Xinghe Chemical Co ltd
Current assignee: Shaoguan Qujiang Xinghe Chemical Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2022-11-22
Anticipated expiration: 2032-07-27

Abstract

The utility model provides a harmful gas processing apparatus is used in formaldehyde production, loads the case including handling box, filter, ozone machine, ultraviolet lamp plate, puddler and potassium permanganate, the inside of handling the box is equipped with two baffles, and two baffles will from a left side to the right the processing box separates into first clean room, disinfection room and teeter chamber, and the inside of first clean room is equipped with the filter, the lower extreme of filter is equipped with the ozone machine is equipped with on the back inner wall of disinfection room the ultraviolet lamp plate is equipped with first air duct between disinfection room and the first clean room, and the inside of teeter chamber is equipped with the puddler is equipped with the second air duct between teeter chamber and the disinfection room, the top of handling the box is equipped with the apron, the centre of apron is equipped with the potassium permanganate loads the case, the potassium permanganate loads the case and is equipped with the conveyer pipe, the conveyer pipe stretches into in the teeter chamber. Harmful gas passes through the processing of primary purification room, disinfection room and teeter chamber in proper order, can effectively handle harmful gas.

Description

Harmful gas processing apparatus is used in formaldehyde production

Technical Field

The utility model relates to a formaldehyde production facility technical field, concretely relates to harmful gas processing apparatus is used in formaldehyde production.

Background

The formaldehyde belongs to a popular chemical product with wide application, simple production process and sufficient raw material supply, is the main stem of a downstream product tree of the methanol, the annual output of the world is about 2500 million tons, about 30 percent of the methanol is used for producing the formaldehyde, but the formaldehyde is aqueous solution with lower concentration, and is inconvenient for long-distance transportation from the economic point of view, so a factory is generally arranged near a main consumer market, the import and export trade is few, the methanol oxidation method and the natural gas direct oxidation method are mainly adopted in the industry, and no matter which production process, a certain amount of tail gas and waste gas can be generated in the production process.

The existing harmful gas treatment device for formaldehyde production also has the problem of incomplete harmful gas treatment, thereby reducing the use effect.

Disclosure of Invention

The utility model aims to solve the technical problem that overcome current harmful gas processing apparatus for formaldehyde production, still have the not thorough problem of harmful gas processing, provide a harmful gas processing apparatus for formaldehyde production.

The technical scheme for solving the technical problems is as follows:

a harmful gas treatment device for formaldehyde production comprises a treatment box body, a filter plate, an ozone machine, an ultraviolet lamp plate, a stirring rod and a potassium permanganate loading box, wherein two partition plates are arranged in the treatment box body, the treatment box body is divided into a primary purification chamber, a disinfection chamber and a stirring chamber by the two partition plates from left to right, the filter plate is arranged in the primary purification chamber, a first suction pump can suck harmful gas in a formaldehyde production environment into the primary purification chamber, the harmful gas is sucked into the primary purification chamber and then subjected to primary treatment by adsorption of active carbon on the filter plate, the ozone machine is arranged at the lower end of the filter plate, the harmful gas passes through the filter plate and then reacts with ozone generated by the ozone machine, the residual formaldehyde is decomposed again by the ozone, the formaldehyde treatment effect is improved, and the ultraviolet lamp plate is arranged on the rear inner wall of the disinfection chamber, the processing gas in the primary purification chamber is conveyed to the disinfection chamber through the first gas guide tube, the ultraviolet lamp panel carries out disinfection processing on the processing gas, the first gas guide tube is arranged between the disinfection chamber and the primary purification chamber, the stirring rod is arranged in the stirring chamber, the disinfected gas enters the stirring chamber through the second gas guide tube, the second suction pump is controlled to work through the PLC controller, the potassium permanganate in the potassium permanganate loading box is added into the stirring chamber through the second suction pump, the PLC controller controls the motor box to work again, the motor box drives the stirring rod to rotate, so that the harmful gas can be fully blended into the potassium permanganate solution, the potassium permanganate solution can absorb the unpurified toxic gas in the primary purification chamber, the second gas guide tube is arranged between the stirring chamber and the disinfection chamber, the top of the processing box body is provided with a cover plate, the potassium permanganate loading box is arranged in the middle of the cover plate, the potassium permanganate loading box is provided with a conveying pipe, and the conveying pipe extends into the stirring chamber.

As an optimized technical scheme of the utility model, the left side of apron is equipped with first suction pump, be equipped with the breathing pipe on the first suction pump, the lower extreme of breathing pipe stretches into the inside of just purifying chamber.

As the utility model discloses a preferred technical scheme, the active carbon has been placed on the filter, be equipped with the solenoid valve on the first air duct for the expert of control first air duct is closed, be equipped with the second sucking pump on the conveyer pipe.

As the utility model discloses a preferred technical scheme, potassium permanganate loading box is loaded with potassium permanganate, potassium permanganate loading box's top is equipped with the pencil, and the top of teeter chamber is equipped with the motor case, the axis of rotation of motor case with the puddler welding is in the same place, is equipped with level sensor on the back inner wall of teeter chamber for the liquid level information of monitoring teeter chamber, and in transmitting the liquid level information who monitors to the PLC controller.

As the utility model discloses an optimized technical scheme, the right side of handling the box is equipped with the tail gas collection box, the inside of tail gas collection box is equipped with the active carbon, the upper end of tail gas collection box is equipped with the third suction pump, be equipped with the tail gas recovery pipe between tail gas collection box and the third suction pump, inside the tail gas recovery pipe stretched into the teeter chamber, the third suction pump can inhale the tail gas collection box with the inside not by potassium permanganate absorbing toxic gas, and the active carbon of the inside of tail gas collection box can be cleaned not by potassium permanganate absorbing toxic gas.

As the utility model discloses a preferred technical scheme, the front of handling the box is equipped with the PLC controller, be equipped with the control button on the PLC controller, the back of handling the box is equipped with the switch door, be equipped with the handle on the switch door, the clearance department between switch door and the processing box scribbles sealed glue, when needs change the inside device of processing box, will seal glue and scrape, then open the switch door.

As a preferred technical scheme of the utility model, the bottom of handling the box is equipped with the wheel frame, be equipped with the removal wheel on the wheel frame, the left side of handling the box is equipped with the push rod, conveniently passes work department with this device.

The beneficial effects of the utility model reside in that:

because the utility model discloses inside at the processing box is equipped with two baffles, two baffles will be handled the box from a left side right and separate into primary purification room, disinfection room and teeter chamber, primary purification room's inside is equipped with the filter, and the lower extreme of filter is equipped with ozone machine, and harmful gas passes the filtration treatment back of filter, with the ozone reaction that ozone machine produced, ozone decomposes remaining formaldehyde once more, improves the treatment effect of formaldehyde, is equipped with on disinfection room's the back inner wall ultraviolet lamp plate, ultraviolet lamp plate carry out disinfection treatment to it, and gas after the disinfection enters into the teeter chamber through the second air duct, and the potassium permanganate in the second suction pump loading box with potassium permanganate adds into the teeter chamber, and potassium permanganate solution can absorb the not purified toxic gas of primary purification room, can carry out abundant processing to harmful gas, because the right side at the processing box is equipped with the tail gas collection box, and the inside active carbon that is equipped with of tail gas collection box, and the upper end of tail gas collection box is equipped with the tail gas recovery tube between tail gas recovery box and the third suction pump, and the tail gas recovery tube stretches into the stirring room inside potassium permanganate absorption box is not purified.

Drawings

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

FIG. 2 is a schematic view of the side view structure of the left and right second-angle shafts of the present invention;

FIG. 3 is a schematic view of the right side of the present invention;

fig. 4 is a front view of the present invention, which is a sectional structure.

In the figure: 1. an air intake duct; 2. a first suction pump; 3. a cover plate; 4. a treatment box body; 5. a PLC controller; 6. a control key; 7. a potassium permanganate loading bin; 8. a medicine feeding pipe; 9. a motor case; 10. A delivery pipe; 11. a second suction pump; 12. opening and closing the door; 13. a handle; 14. a push rod; 15. a tail gas recovery pipe; 16. a third suction pump; 17. a tail gas recovery tank; 18. a wheel frame; 19. a moving wheel; 20. a filter plate; 21. an ozone machine; 22. a first air duct; 23. a partition plate; 24. an electromagnetic valve; 25. an ultraviolet lamp panel; 26. a liquid level sensor; 27. a stirring rod; 28. a second air duct.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the above description of the present invention, it should be noted that the terms "one side" and "the other side" are used for indicating the position or the positional relationship based on the position or the positional relationship shown in the drawings, or the position or the positional relationship which is usually placed when the product of the present invention is used, only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific position, be constructed and operated in a specific position, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Further, the term "identical" and the like do not mean that the components are absolutely required to be identical, but may have slight differences. The term "perpendicular" merely means that the positional relationship between the components is more perpendicular than "parallel", and does not mean that the structure must be perfectly perpendicular, but may be slightly inclined.

Example 1

In fig. 1-4, the utility model provides a technical solution: a harmful gas processing device for formaldehyde production comprises a processing box body 4, a filter plate 20, an ozone machine 21, an ultraviolet lamp plate 25, a stirring rod 27 and a potassium permanganate loading box 7, wherein two partition plates 23 are arranged inside the processing box body 4, the processing box body 4 is divided into a primary purification chamber, a disinfection chamber and a stirring chamber by the two partition plates 23 from left to right, the filter plate 20 is arranged inside the primary purification chamber, a first suction pump 2 can suck harmful gas in a formaldehyde production environment into the primary purification chamber, the harmful gas is sucked into the primary purification chamber and then subjected to adsorption by active carbon on the filter plate 20 to perform primary treatment on the harmful gas, the ozone machine 21 is arranged at the lower end of the filter plate 20, the harmful gas passes through the filter plate 20 and then reacts with ozone generated by the ozone machine 21, and the ozone decomposes residual formaldehyde again to improve the formaldehyde treatment effect, the back inner wall of the disinfection chamber is provided with an ultraviolet lamp panel 25, the processing gas in the primary purification chamber is conveyed to the disinfection chamber through a first air duct 22, the ultraviolet lamp panel 25 carries out disinfection processing on the processing gas, a first air duct 22 is arranged between the disinfection chamber and the primary purification chamber, a stirring rod 27 is arranged in the stirring chamber, the disinfected gas enters the stirring chamber through a second air duct 28, a second suction pump 11 is controlled by a PLC (programmable logic controller) 5 to work, potassium permanganate in a potassium permanganate loading box 7 is added into the stirring chamber by the second suction pump 11, the PLC 5 controls a motor box 9 to work again, the motor box 9 drives the stirring rod 27 to rotate, so that harmful gas can be fully blended into the potassium permanganate solution, the potassium permanganate solution can absorb the unpurified toxic gas in the primary purification chamber, a second air duct 28 is arranged between the stirring chamber and the disinfection chamber, the top of the processing box body 4 is provided with a cover plate 3, the centre of apron 3 is equipped with potassium permanganate and loads case 7, is equipped with conveyer pipe 10 on the potassium permanganate loads case 7, and conveyer pipe 10 stretches into in the teeter chamber.

The utility model discloses in, the left side of apron 3 is equipped with first suction pump 2, is equipped with breathing pipe 1 on the first suction pump 2, and the lower extreme of breathing pipe 1 stretches into the inside of just purifying chamber.

The utility model discloses in, placed the active carbon on the filter 20, be equipped with solenoid valve 24 on the first air duct 22 for the logical of control first air duct 22 is closed, is equipped with second sucking pump 11 on the conveyer pipe 10.

The utility model discloses in, potassium permanganate loads 7 loads and has the potassium permanganate, and potassium permanganate loads the top of case 7 and is equipped with pencil 8, and the top of teeter chamber is equipped with motor case 9, and the axis of rotation and the welding of puddler 27 of motor case 9 are in the same place, are equipped with level sensor 26 on the back inner wall of teeter chamber for monitor the liquid level information of teeter chamber, and in transmitting the liquid level information who monitors to PLC controller 5.

The utility model discloses in, the right side of handling box 4 is equipped with tail gas recovery case 17, the inside of tail gas recovery case 17 is equipped with the active carbon, the upper end of tail gas recovery case 17 is equipped with third sucking pump 16, be equipped with tail gas recovery pipe 15 between tail gas recovery case 17 and the third sucking pump 16, tail gas recovery pipe 15 stretches into inside the teeter chamber, third sucking pump 16 can be with the teeter chamber inside not by the absorptive toxic gas of potassium permanganate inhale in tail gas recovery case 17, the active carbon of the inside of tail gas recovery case 17 can be with not being purified by the absorptive toxic gas of potassium permanganate.

The utility model discloses in, the front of handling box 4 is equipped with PLC controller 5, is equipped with control button 6 on the PLC controller 5, and the back of handling box 4 is equipped with switch door 12, is equipped with handle 13 on the switch door 12, and the clearance department between switch door 12 and the processing box 4 scribbles sealed glue, when needing to change the device of handling box 4 inside, will seal glue and scrape, then open switch door 12.

The utility model discloses in, the bottom of handling box 4 is equipped with wheel frame 18, is equipped with on the wheel frame 18 and removes wheel 19, and the left side of handling box 4 is equipped with push rod 14, conveniently passes this device to work department.

The working principle of the utility model is as follows: first suction pump 2 can inhale the harmful gas in the formaldehyde production environment in the primary purification room, harmful gas inhales behind the primary purification room, the absorption of the active carbon on filter 20, can carry out primary treatment to harmful gas, the lower extreme of filter 20 is equipped with ozone machine 21, harmful gas passes behind the filtration treatment of filter 20, ozone reaction with ozone machine 21 production, ozone decomposes remaining formaldehyde once more, improve the treatment effect of formaldehyde, be equipped with ultraviolet lamp plate 25 on the rear inner wall of disinfection room, treated gas carries the disinfection room through first air duct 22 in the primary purification room, ultraviolet lamp plate 25 carries out disinfection treatment to it, gas after the disinfection, enter into the teeter chamber through second air duct 28, inhale pump 11 work through PLC controller 5 control second, pump 11 adds the potassium permanganate in the load box 7 to the teeter chamber in the second, PLC controller 5 controls motor case 9 work again, motor case 9 drives puddler 27 and rotates, make harmful gas can fully melt in the potassium permanganate solution, the potassium permanganate solution can inhale the harmful gas that the primary purification room unpurified gas absorbs potassium permanganate gas in the potassium permanganate absorb the tail gas in the potassium permanganate absorption room 17 can not absorb the harmful gas by the poisonous potassium permanganate recovery room, tail gas recovery case 17 is not absorbed.

Finally, 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 the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a harmful gas processing apparatus is used in formaldehyde production, loads case (7), its characterized in that including handling box (4), filter (20), ozone machine (21), ultraviolet lamp plate (25), puddler (27) and potassium permanganate: the inside of handling box (4) is equipped with two baffles (23), and two baffles (23) will from a left side right the processing box (4) is separated into primary purification room, disinfection room and teeter chamber, and primary purification room's inside is equipped with filter (20), the lower extreme of filter (20) is equipped with ozone machine (21), is equipped with on the back inner wall of disinfection room ultraviolet lamp plate (25), disinfection room and primary purification room between be equipped with first air duct (22), the inside of teeter chamber is equipped with puddler (27), is equipped with second air duct (28) between teeter chamber and the disinfection room, the top of handling box (4) is equipped with apron (3), the centre of apron (3) is equipped with potassium permanganate loads case (7), be equipped with conveyer pipe (10) on potassium permanganate loads case (7), conveyer pipe (10) stretch into in the teeter chamber.

2. The apparatus for treating harmful gases for formaldehyde production according to claim 1, wherein: the left side of apron (3) is equipped with first suction pump (2), be equipped with breathing pipe (1) on first suction pump (2), the lower extreme of breathing pipe (1) stretches into the inside of primary purification room.

3. The apparatus for treating harmful gas for formaldehyde production according to claim 1, wherein: the activated carbon is placed on the filter plate (20), the electromagnetic valve (24) is arranged on the first air duct (22), and the second suction pump (11) is arranged on the conveying pipe (10).

4. The apparatus for treating harmful gases for formaldehyde production according to claim 1, wherein: potassium permanganate loading case (7) loading has potassium permanganate, the top that potassium permanganate loading case (7) is equipped with pencil (8), and the top of teeter chamber is equipped with motor case (9), the axis of rotation of motor case (9) with puddler (27) welding is in the same place, is equipped with level sensor (26) on the back inner wall of teeter chamber.

5. The apparatus for treating harmful gases for formaldehyde production according to claim 1, wherein: the right side of handling box (4) is equipped with tail gas recovery case (17), the inside of tail gas recovery case (17) is equipped with the active carbon, the upper end of tail gas recovery case (17) is equipped with third suction pump (16), be equipped with tail gas recovery pipe (15) between tail gas recovery case (17) and third suction pump (16), tail gas recovery pipe (15) stretch into the teeter chamber inside.

6. The apparatus for treating harmful gas for formaldehyde production according to claim 1, wherein: the front of handling box (4) is equipped with PLC controller (5), be equipped with control button (6) on PLC controller (5), handle the back of box (4) and be equipped with switch door (12), be equipped with handle (13) on switch door (12).

7. The apparatus for treating harmful gases for formaldehyde production according to claim 1, wherein: the bottom of the treatment box body (4) is provided with a wheel frame (18), the wheel frame (18) is provided with a moving wheel (19), and the left side of the treatment box body (4) is provided with a push rod (14).