Energy-saving and environment-friendly washing tower for chemical plant

Abstract

The utility model relates to the technical field of washing towers, and discloses a chemical plant energy-saving environment-friendly washing tower which comprises a purification tower, a purification assembly is arranged on the left side of the purification tower, a second gas conveying pipe is fixedly connected to the top of the purification tower, a first gas conveying pipe is fixedly connected to the right side of the purification tower, and a drying layer is fixedly connected to the inner wall of the purification tower. An activated carbon filler layer, an aluminum oxide filler layer and a silica gel filler layer are fixedly connected to the inner wall of the purification tower, a first water pipe is fixedly connected to the middle of the left side of the purification tower, and a spray head is fixedly connected to one end of the first water pipe. According to the industrial waste gas purification device, the drying layer, the activated carbon filler layer, the aluminum oxide filler layer, the silica gel filler layer, the water pipe I, the spray head, the mixing layer, the gas conveying pipe I, the water pump I and the gas conveying pipe II are matched, so that multiple physical purification and chemical purification functions of industrial waste gas are realized.

Description

Technical Field

[0001] The utility model relates to the technical field of washing towers, in particular to an energy-saving and environment-friendly washing tower for a chemical plant. Background Art

[0002] Chemical companies need to adopt more effective waste gas treatment technologies, which has promoted the development of energy-saving and environmentally friendly scrubbers, making them an environmentally friendly and efficient waste gas treatment solution.

[0003] Existing energy-saving and environmentally friendly scrubber technologies include: physical absorption using adsorbents or fillers to adsorb harmful substances in the exhaust gas to the surface or internal pores, chemical absorption by dissolving specific chemicals in the scrubbing liquid to react with pollutants in the exhaust gas, and biological treatment using microorganisms to degrade organic matter in the exhaust gas.

[0004] Existing equipment uses a single purification technology to treat industrial waste gas. Due to the limitation of the single technology, multiple or cyclic adsorption is required to achieve the ideal purification effect, otherwise the waste gas treatment will not meet the standards and the discharge will damage the environment. However, this approach will consume a lot of energy, which not only increases operating costs, but also causes waste of resources and environmental burden. Therefore, an energy-saving and environmentally friendly washing tower for chemical plants is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above deficiencies, the utility model provides an energy-saving and environment-friendly washing tower for a chemical plant, aiming to improve the problems of single purification technology and large energy consumption of existing equipment.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an energy-saving and environmentally friendly washing tower for a chemical plant, comprising a purification tower, a purification component is arranged on the left side of the purification tower, a gas pipeline 2 is fixedly connected to the top of the purification tower, a gas pipeline 1 is fixedly connected to the right side of the purification tower, a drying layer is fixedly connected to the inner wall of the purification tower, an activated carbon filling layer is fixedly connected to the inner wall of the purification tower, an alumina filling layer is fixedly connected to the inner wall of the purification tower, a silica gel filling layer is fixedly connected to the inner wall of the purification tower, a water pipe 1 is fixedly connected to the middle part of the left side of the purification tower, a nozzle is fixedly connected to one end of the water pipe 1, a mixing layer is fixedly connected to the inner wall of the purification tower, a motor is fixedly connected to the bottom of the purification tower, a cleaning rod is rotatably connected to the bottom of the purification tower, scrapers are fixedly connected to the edges of both ends of the cleaning rod, a water pipe 2 is fixedly connected to the bottom of the purification tower, a plurality of evenly distributed pillars are fixedly connected to the bottom of the purification tower, and the bottoms of the plurality of pillars are respectively fixedly connected to bottom plates.

[0007] As a further description of the above technical solution:

[0008] The purification assembly includes a purification box, which is fixedly connected to the top left side of the base plate, the top of the purification box is fixedly connected to the left end of the water pipe 2, the right side of the purification box is fixedly connected to the left end of the water pipe 1, a screen box is slidably connected inside the purification box, a latch is slidably connected inside the purification box, a limiting plate is slidably connected inside the purification box, and a spring is provided on the outer peripheral sliding sleeve of the latch.

[0009] As a further description of the above technical solution:

[0010] A solenoid valve is fixedly connected inside the gas pipe 1, a water pump 1 is fixedly connected to the middle of the water pipe 1, and the water pump 1 is fixedly connected to the top of the base plate.

[0011] As a further description of the above technical solution:

[0012] The middle part of the cleaning rod is fixedly connected to the driving end of the motor, and a plurality of water spray holes are arranged on the surface of the spray head.

[0013] As a further description of the above technical solution:

[0014] The drying layer is made of a highly porous crystal structure material, the activated carbon filler layer is made of activated carbon, the alumina filler layer is made of activated alumina, the silica gel filler layer is made of silica gel material, and a plurality of holes are arranged inside the mixed layer.

[0015] As a further description of the above technical solution:

[0016] A second water pump is fixedly connected to the middle of the second water pipe, and the second water pump is fixedly connected to the top of the bottom plate.

[0017] As a further description of the above technical solution:

[0018] A slide groove one is provided inside the purification box, and the sieve box slides inside the slide groove one. A pin hole is provided on the left side of the top of the sieve box, and a handle is fixedly connected to the front side of the sieve box.

[0019] As a further description of the above technical solution:

[0020] A second slide groove is provided inside the purification box, the latch and the limit plate both slide inside the second slide groove, the upper end of the spring is fixedly connected inside the second slide groove, and the lower end of the spring is fixedly connected to the upper part of the limit plate.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, a solution for purifying waste gas is sprayed into a mixed layer through a nozzle. A large number of holes are arranged inside the mixed layer to increase the surface area of ​​the mixed layer. The waste gas is transported to the inside of the purification tower through a gas pipe 1. The waste gas will react with the solution through the holes in the mixed layer. The reacted solution will flow into the bottom of the purification tower. The waste gas of the initial reaction will further pass through a drying layer, an activated carbon filler layer, an alumina filler layer and a silica gel filler layer in sequence. Each layer will absorb and filter part of the waste gas components. When the waste gas passes through these four layers, it will be purified to meet the standards and can be discharged from the inside of the purification tower through a gas pipe 2, thereby realizing the functions of multiple physical purification and chemical purification of industrial waste gas.

[0023] 2. In the utility model, the solution after the reaction contains a small amount of solid particles, and the solid particles need to be filtered out before the solution is reused. Through water pipe 2, water pump 2 will extract the solution after the reaction and send it into the purification box. Then the solution will pass through the sieve box, the solid will be filtered out, and the solution will enter the lower part of the purification box for treatment. The treated solution can be used again. The solution will be extracted by water pump 1 through water pipe 1 into the purification tower. The sieve box can be taken out by pulling the latch and the handle, and then the internal fixation can be cleaned. After cleaning, it can be loaded into the purification box again, thereby realizing the reuse of the purified exhaust gas solution and the filtration of solid particles. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a three-dimensional schematic diagram of an energy-saving and environment-friendly washing tower for a chemical plant proposed by the utility model;

[0025] Figure 2 This is a structural schematic diagram of a water pump 2 of an energy-saving and environment-friendly washing tower in a chemical plant proposed by the utility model;

[0026] Figure 3 This is a schematic diagram of the structure of a packing layer of an energy-saving and environment-friendly washing tower in a chemical plant proposed by the utility model;

[0027] Figure 4 This is a schematic diagram of the structure of a purification box of an energy-saving and environment-friendly washing tower in a chemical plant proposed by the utility model;

[0028] Figure 5 for Figure 4 Enlarged view of point A in the middle.

[0029] Legend:

[0030] 1. Purification tower; 2. Drying layer; 3. Activated carbon filler layer; 4. Alumina filler layer; 5. Silica gel filler layer; 6. Water pipe one; 7. Nozzle; 8. Mixing layer; 9. Gas pipe one; 10. Solenoid valve; 11. Motor; 12. Cleaning rod; 13. Scraper; 14. Pillar; 15. Water pump one; 16. Bottom plate; 17. Water pump two; 18. Water pipe two; 19. Purification box; 20. Screen box; 21. Handle; 22. Latch; 23. Spring; 24. Limit plate; 25. Gas pipe two. DETAILED DESCRIPTION

[0031] 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.

[0032] Reference Figure 1 and Figure 3The utility model provides an embodiment: an energy-saving and environmentally friendly washing tower for a chemical plant, including a purification tower 1, the purification tower 1 is used to purify and treat industrial waste gas, a purification component is arranged on the left side of the purification tower 1, a gas pipe 25 is fixedly connected to the top of the purification tower 1, the gas pipe 25 is used to discharge the purified waste gas out of the purification tower 1, the right side of the purification tower 1 is fixedly connected to a gas pipe 9, the gas pipe 9 is fixedly connected to the inside of the gas pipe 9, the gas pipe 9 is used to transport the industrial waste gas to the inside of the purification tower 1, the solenoid valve 10 is used to control the opening and closing of the gas pipe 9, the inner wall of the purification tower 1 is fixedly connected to a drying layer 2, the drying layer 2 is composed of highly porous crystals The main structure of the purification tower 1 is made of a structural material, the drying layer 2 is used to absorb moisture in the exhaust gas to prevent the moisture from affecting the components below. The inner wall of the purification tower 1 is fixedly connected with an activated carbon filler layer 3, which is made of activated carbon. The activated carbon can effectively absorb organic matter and volatile organic compounds in the exhaust gas. The inner wall of the purification tower 1 is fixedly connected with an alumina filler layer 4, which is made of activated alumina. Alumina has good chemical stability and adsorption performance, and can absorb inorganic gases such as hydrogen sulfide and sulfur dioxide. The inner wall of the purification tower 1 is fixedly connected with a silica gel filler layer 5, which is made of silica gel material. Silica gel has good adsorption performance and is used to absorb Attached volatile organic compounds and gaseous pollutants, a water pipe 6 is fixedly connected to the middle of the left side of the purification tower 1, and a nozzle 7 is fixedly connected to one end of the water pipe 6. A plurality of water spray holes are arranged on the surface of the nozzle 7. The water pipe 6 can evenly spray the solvent through the nozzle 7 to fill the internal space of the purification tower 1. A water pump 15 is fixedly connected to the middle of the water pipe 6. The water pump 15 is used to absorb the solution. The water pump 15 is fixedly connected to the top of the bottom plate 16. A mixing layer 8 is fixedly connected to the inner wall of the purification tower 1. A plurality of holes are arranged inside the mixing layer 8. The mixing layer 8 can make the solution and the industrial waste gas fully mixed for a long time, thereby ensuring the purification of the industrial waste gas. The bottom of the purification tower 1 is fixed A motor 11 is fixedly connected, a cleaning rod 12 is rotatably connected to the bottom of the purification tower 1, scrapers 13 are fixedly connected to the edges of both ends of the cleaning rod 12, the middle of the cleaning rod 12 is fixedly connected to the driving end of the motor 11, the motor 11 drives the cleaning rod 12 and the two scrapers 13 to rotate at the bottom of the purification tower 1, the two scrapers 13 are used to scrape off the solid particles on the inner wall of the bottom of the purification tower 1, a water pipe 18 is fixedly connected to the bottom of the purification tower 1, the water pipe 18 is used to discharge the reaction solution, a plurality of evenly distributed pillars 14 are fixedly connected to the bottom of the purification tower 1, the bottoms of the plurality of pillars 14 are respectively fixedly connected to bottom plates 16, and the plurality of pillars 14 are used to support the purification tower 1.

[0033] Reference Figure 1 , Figure 2 and Figure 4The purification component includes a purification box 19, which is used to clean the solution after the reaction for reuse. The purification box 19 is fixedly connected to the left side of the top of the bottom plate 16, and the top of the purification box 19 is fixedly connected to the left end of the water pipe 18. The middle of the water pipe 18 is fixedly connected with a water pump 17, and the water pump 17 is fixedly connected to the top of the bottom plate 16. The water pipe 18 is used to transport the solution after the reaction. The water pump 17 is used to absorb the solution after the reaction. The right side of the purification box 19 is fixedly connected to the left end of the water pipe 16, and the water pipe 16 is used to transport the purified reaction solution. The purification box 19 is slidably connected with a screen box 20 inside, and the screen box 20 is used to filter the solid solution after the reaction. A slide groove 1 is opened inside the purification box 19, and the screen box 20 slides inside the slide groove 1. A pin hole is provided on the left side of the top of the box 20, and a handle 21 is fixedly connected to the front side of the screen box 20. The handle 21 is used to take out the screen box 20. A latch 22 is slidably connected to the inside of the purification box 19. A second slide groove is provided inside the purification box 19. The latch 22 and the limit plate 24 both slide inside the second slide groove. The upper end of the spring 23 is fixedly connected to the inside of the second slide groove, and the lower end of the spring 23 is fixedly connected to the upper part of the limit plate 24. The limit plate 24 is slidably connected to the inside of the purification box 19, and a spring 23 is provided on the outer peripheral sliding sleeve of the latch 22. When the latch 22 is pulled, the limit plate 24 will squeeze the spring 23, and the spring 23 will shrink, and then the screen box 20 will be pushed into the first slide groove. After the screen box 20 has completely entered the first slide groove, the latch 22 can be released to complete the installation and disassembly of the screen box 20.

[0034] Working principle: When using the equipment, you first need to install the screen box 20, and then pull the latch 22 upwards. At this time, you can push the screen box 20 into the inside of the slide slot one, and then release the latch 22, so that the latch 22 rebounds and jams the pin hole of the screen box 20, and then start the water pump 15 to transport the solution in the purification box 19 to the inside of the purification tower 1 and spray it evenly on the surface of the mixed layer 8 through the nozzle 7, and then open the solenoid valve 10 to allow the exhaust gas to enter the purification tower 1. Since the exhaust gas temperature is high and the density is low, the exhaust gas will pass through the mixed layer 8 and the solution for a preliminary reaction, and the reacted solution will flow into the bottom of the purification tower 1. Since long-term use will cause solids to adhere to the bottom of the purification tower 1, a motor 11 is set at the bottom of the purification tower 1 to drive the cleaning rod and two scrapers 13 to rotate. The two scrapers 13 will scrape off the solid precipitates at the bottom of the purification tower 1, and the bottom solution will pass through the water pump 21 7 and water pipe 2 18 are transported to the purification box 19, the solution will first be filtered by the screen box 20, and the remaining liquid will enter the purification box 19 for purification treatment for recycling, the solid particles will remain in the screen box 20, when the equipment stops, the screen box 20 can be taken out to clean the solids, the waste gas after preliminary treatment will then move upward and pass through the drying layer 2, the activated carbon filler layer 3, the alumina filler layer 4 and the silica gel filler layer 5 for filtration respectively, the drying layer 2 can remove most of the moisture to prevent the moisture from affecting the effect of subsequent components, the activated carbon filler layer 3 can effectively absorb organic matter and volatile organic compounds in the waste gas, the alumina filler layer 4 can absorb hydrogen sulfide and sulfur dioxide inorganic gases, the silica gel filler layer 5 is used to absorb volatile organic compounds and gaseous pollutants, and the waste gas after multiple filtration can meet the emission standards and can be discharged from the gas transmission pipe 2 25.

[0035] 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 energy-saving and environment-friendly washing tower for a chemical plant, comprising a purification tower (1), characterized in that: A purification assembly is arranged on the left side of the purification tower (1); a gas delivery pipe 2 (25) is fixedly connected to the top of the purification tower (1); a gas delivery pipe 1 (9) is fixedly connected to the right side of the purification tower (1); a drying layer (2) is fixedly connected to the inner wall of the purification tower (1); an activated carbon filler layer (3) is fixedly connected to the inner wall of the purification tower (1); an alumina filler layer (4) is fixedly connected to the inner wall of the purification tower (1); a silica gel filler layer (5) is fixedly connected to the inner wall of the purification tower (1); a water pipe 1 (6) is fixedly connected to the middle of the left side of the purification tower (1); and the water pipe 1 (6) is fixedly connected to the inner wall of the purification tower (1). One end of the first (6) is fixedly connected to a nozzle (7), the inner wall of the purification tower (1) is fixedly connected to a mixing layer (8), the bottom of the purification tower (1) is fixedly connected to a motor (11), the bottom of the purification tower (1) is rotatably connected to a cleaning rod (12), the edges of both ends of the cleaning rod (12) are fixedly connected to scrapers (13), the bottom of the purification tower (1) is fixedly connected to a water pipe (18), the bottom of the purification tower (1) is fixedly connected to a plurality of evenly distributed pillars (14), and the bottoms of the plurality of pillars (14) are respectively fixedly connected to a bottom plate (16).

2. The energy-saving and environment-friendly washing tower for a chemical plant according to claim 1, characterized in that: The purification assembly comprises a purification box (19), wherein the purification box (19) is fixedly connected to the top left side of the bottom plate (16), the top of the purification box (19) is fixedly connected to the left end of the second water pipe (18), the right side of the purification box (19) is fixedly connected to the left end of the first water pipe (6), a screen box (20) is slidably connected inside the purification box (19), a latch (22) is slidably connected inside the purification box (19), a limit plate (24) is slidably connected inside the purification box (19), and a spring (23) is provided on the outer peripheral sliding sleeve of the latch (22).

3. The energy-saving and environment-friendly washing tower for a chemical plant according to claim 1, characterized in that: The gas delivery pipe (9) is fixedly connected to a solenoid valve (10) inside, the water pipe (6) is fixedly connected to a water pump (15) in the middle, and the water pump (15) is fixedly connected to the top of the bottom plate (16).

4. The energy-saving and environment-friendly washing tower for a chemical plant according to claim 1, characterized in that: The middle portion of the cleaning rod (12) is fixedly connected to the driving end of the motor (11), and a plurality of water spray holes are arranged on the surface of the spray head (7).

5. The energy-saving and environment-friendly washing tower for a chemical plant according to claim 1, characterized in that: The drying layer (2) is made of a highly porous crystalline structure material, the activated carbon filler layer (3) is made of activated carbon, the alumina filler layer (4) is made of activated alumina, the silica gel filler layer (5) is made of silica gel material, and a plurality of holes are arranged inside the mixed layer (8).

6. The energy-saving and environment-friendly washing tower for a chemical plant according to claim 2, characterized in that: A water pump 2 (17) is fixedly connected to the middle of the water pipe 2 (18), and the water pump 2 (17) is fixedly connected to the top of the bottom plate (16).

7. The energy-saving and environment-friendly washing tower for a chemical plant according to claim 2, characterized in that: A slide groove 1 is provided inside the purification box (19), and the sieve box (20) slides inside the slide groove 1. A pin hole is provided on the left side of the top of the sieve box (20), and a handle (21) is fixedly connected to the front side of the sieve box (20).

8. The energy-saving and environment-friendly washing tower for a chemical plant according to claim 2, characterized in that: A second slide groove is provided inside the purification box (19), the latch (22) and the limit plate (24) both slide inside the second slide groove, the upper end of the spring (23) is fixedly connected to the inside of the second slide groove, and the lower end of the spring (23) is fixedly connected to the upper part of the limit plate (24).

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