Chemical waste gas purification tower for chemical safety production

Abstract

The utility model discloses a chemical waste gas purification tower for chemical safety production, and belongs to the technical field of chemical waste gas treatment. Comprising a tower body; an air inlet is formed in the lower portion of one side of the tower body, a plurality of layers of supporting tables are arranged above the air inlet, a spraying ring is rotationally arranged above the supporting tables, a plurality of nozzles are arranged at the lower end of the spraying ring, the middle of the upper portion of the spraying ring is communicated with auxiliary water pipes through sealed bearings, and the auxiliary water pipes penetrate through the side wall of the tower body to be communicated with a main water pipe. The lower end of the main water pipe is communicated with the lower portion of the tower body, a filter box and a pump body are arranged on the main water pipe on the lower portion of the tower body, and when the device is used by arranging the rotating spraying ring, water sprayed by the spraying heads can cover any position in the tower body.

Description

Technical Field

[0001] The utility model provides a chemical waste gas purification tower for chemical safety production, belonging to the technical field of chemical waste gas treatment. Background Art

[0002] Chemical industry is the production of various chemicals, materials and energy through chemical reaction processes. It involves converting raw materials into more valuable products through chemical or biological transformation processes. It is widely used in all aspects of modern society. Chemical waste gas refers to gaseous pollutants released into the air due to chemical reactions, raw material pretreatment, product refining, by-product generation and other links in the chemical production process.

[0003] Patent No.: CN217855264U; discloses a chemical waste gas purification tower for chemical production safety, which relates to the technical field of chemical waste gas treatment, including a tower body, the interior of the tower body is divided into a spray chamber and a circulating water pool chamber from top to bottom, one side of the tower body is connected to an air inlet pipe, and the top of the tower body is connected to an exhaust pipe, the front side of the tower body is connected to a liquid injection pipe, and the lower part of one side of the tower body is connected to a circulation pipe, the lower part of one side of the tower body is fixedly connected to a bearing plate, and the upper part of one side of the tower body is penetrated by three connecting pipes.

[0004] The above patent can filter and circulate the spray water through the circulation pipe, water pump, filter barrel, cashmere cotton, liquid inlet pipe, liquid discharge pipe, connecting pipe and nozzle, thereby reducing the waste of water resources, and the swirl mechanism composed of a ring, a disc and an inclined plate can make the spray water swirl, thereby increasing the contact probability with the particles in the exhaust gas, thereby increasing the purification effect of the exhaust gas. However, the design of the disc makes it impossible for the spray water to contact the exhaust gas in the middle of the tower body, so some exhaust gas will be discharged without being purified. Utility Model Content

[0005] The technical problem to be solved by the utility model is that the existing device cannot purify the waste gas in the middle of the tower body.

[0006] In order to solve the above problems, the utility model proposes a technical solution: a chemical waste gas purification tower for chemical production safety, comprising a tower body; an air inlet is arranged at the lower part of one side of the tower body, a plurality of support platforms are arranged above the air inlet, a spray ring is rotatably arranged above the support platform, a plurality of nozzles are arranged at the lower end of the spray ring, the upper middle part of the spray ring is connected to a secondary water pipe through a sealed bearing, a plurality of secondary water pipes pass through the side wall of the tower body to be connected to a main water pipe, the lower end of the main water pipe is connected to the lower part of the tower body, and a filter box and a pump body are arranged on the main water pipe at the lower part of the tower body.

[0007] As an improvement, a plurality of protruding rollers are provided on the upper part of the support platform, and the lower end of the spray ring contacts the upper end of the rollers;

[0008] As an improvement, the outer diameter of the spray ring is the same as the inner diameter of the tower body, and the upper end of the spray ring is provided with a helical tooth 1;

[0009] As an improvement, a motor is arranged outside the tower body, the output shaft of the motor passes through the side wall of the tower body through a sealed bearing, and a second helical tooth meshing with the first helical tooth is arranged at the end thereof;

[0010] As an improvement, a plurality of nozzles are respectively arranged in the middle of the spray ring and are arranged at equal angles at the same distance from the middle of the spray ring;

[0011] As an improvement, the lower end of the main water pipe is located below the air inlet;

[0012] As an improvement, a liquid injection pipe is provided on one side of the tower body, and filter material is provided in the filter box.

[0013] Beneficial effects of the utility model:

[0014] By arranging the rotating spray ring, when the device is in use, the water sprayed by the spray head can cover any position inside the tower body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model is a structural schematic diagram of a chemical waste gas purification tower for safe chemical production.

[0016] Figure 2 The utility model is a cross-sectional view of a chemical waste gas purification tower for safe chemical production.

[0017] Figure 3 The utility model is a schematic diagram of a roller of a chemical waste gas purification tower for chemical safety production.

[0018] 1. Tower body; 2. Air inlet; 3. Support platform; 4. Spray ring; 5. Nozzle; 6. Auxiliary water pipe; 7. Main water pipe; 8. Filter box; 9. Pump body; 10. Roller; 11. Bevel gear 1; 12. Motor; 13. Bevel gear 2; 14. Liquid injection pipe. DETAILED DESCRIPTION

[0019] The utility model is further described below in conjunction with the accompanying drawings.

[0020] according to Figure 1—3: The utility model provides a chemical waste gas purification tower for chemical safety production: comprising a tower body 1; an air inlet 2 is provided at the lower part of one side of the tower body 1, a plurality of support platforms 3 are provided above the air inlet 2, a spray ring 4 is rotatably provided above the support platform 3, a plurality of nozzles 5 are provided at the lower end of the spray ring 4, the middle part of the upper part of the spray ring 4 is connected to a secondary water pipe 6 through a sealed bearing, a plurality of secondary water pipes 6 pass through the side wall of the tower body 1 and are connected to a main water pipe 7, the lower end of the main water pipe 7 is connected to the lower part of the tower body 1, a filter box 8 and a pump body 9 are provided on the main water pipe 7 at the lower part of the tower body 1, the lower end of the main water pipe 7 is located below the air inlet 2, a liquid injection pipe 14 is provided on one side of the tower body 1, a filter material is provided in the filter box 8, and a rotating spray ring 4 is provided; when the device is in use, the water sprayed by the nozzle 5 can cover any position inside the tower body 1;

[0021] according to Figure 2 , 3 As shown: a plurality of protruding rollers 10 are provided on the upper part of the support platform 3, the lower end of the spray ring 4 contacts the upper end of the roller 10, the outer diameter of the spray ring 4 is the same as the inner diameter of the tower body 1, a bevel gear 11 is provided on the upper end of the spray ring 4, and a motor 12 is provided on the outside of the tower body 1. The output shaft of the motor 12 passes through the side wall of the tower body 1 through a sealed bearing, and a bevel gear 2 13 meshing with the bevel gear 1 11 is provided at the end, and a plurality of nozzles 5 are respectively arranged in the middle of the spray ring 4 and are equiangularly arranged at the same distance from the middle of the spray ring 4; in this way, starting the motor 12 can make the bevel gear 2 13 drive the bevel gear 1 11 to rotate, thereby rotating the spray ring 4, and then making the nozzle 5 spray water to any position inside the tower body 1 when spraying water, so that there will be no dead angle.

[0022] The principle of the utility model is as follows: when in use, water is first added to the lower part of the tower body 1 through the injection pipe 14 until the water level exceeds the lower end of the main water pipe 7 at the lower part of the tower body 1 and is lower than the air inlet 2, and then the pump body 9 and the motor 12 are started, and then the air inlet 2 is connected to the chemical waste gas pipeline. When the waste gas enters the tower body 1, it will float upward, and the pump body 9 will extract the water from the lower part of the tower body 1, and then transport it to the secondary water pipe 6 through the main water pipe 7, and then spray downward through the nozzle 5 of the spray ring 4, so that various compounds in the waste gas are contacted with the chemical solvent in the water. After the waste gas is sprayed, it will be discharged through the upper end of the tower body 1. After spraying, the water will fall back into the lower part of the tower body 1, and then be driven by the pump body 9 to enter the filter box 8 for re-spraying. The motor 12 will drive the bevel gear 2 13 to drive the bevel gear 1 11 to rotate, so that the spray ring 4 rotates, and then the nozzle 5 can spray water to any position inside the tower body 1 when spraying water, so that there will be no dead angle.

[0023] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A chemical waste gas purification tower for chemical production safety, comprising a tower body (1); characterized in that: An air inlet (2) is provided at the lower part of one side of the tower body (1), a plurality of support platforms (3) are provided above the air inlet (2), a spray ring (4) is rotatably provided above the support platform (3), a plurality of nozzles (5) are provided at the lower end of the spray ring (4), the middle part of the upper part of the spray ring (4) is connected to a secondary water pipe (6) through a sealed bearing, the plurality of secondary water pipes (6) pass through the side wall of the tower body (1) and are connected to a main water pipe (7), the lower end of the main water pipe (7) is connected to the lower part of the tower body (1), and a filter box (8) and a pump body (9) are provided on the main water pipe (7) at the lower part of the tower body (1).

2. A chemical waste gas purification tower for chemical production safety according to claim 1, characterized in that: A plurality of protruding rollers (10) are provided on the upper part of the support platform (3), and the lower end of the spray ring (4) contacts the upper end of the rollers (10).

3. A chemical waste gas purification tower for chemical production safety according to claim 1, characterized in that: The outer diameter of the spray ring (4) is the same as the inner diameter of the tower body (1), and the upper end of the spray ring (4) is provided with a bevel tooth 1 (11).

4. A chemical waste gas purification tower for chemical production safety according to claim 3, characterized in that: An electric motor (12) is arranged outside the tower body (1); an output shaft of the electric motor (12) passes through the side wall of the tower body (1) via a sealed bearing, and an end portion thereof is provided with a second helical tooth (13) meshing with the first helical tooth (11).

5. A chemical waste gas purification tower for chemical production safety according to claim 1, characterized in that: The plurality of spray heads (5) are respectively arranged in the middle of the spray ring (4) and are arranged at equal angles at the same distance from the middle of the spray ring (4).

6. A chemical waste gas purification tower for chemical production safety according to claim 1, characterized in that: The lower end of the main water pipe (7) is located below the air inlet (2).

7. A chemical waste gas purification tower for chemical production safety according to claim 1, characterized in that: A liquid injection pipe (14) is provided on one side of the tower body (1), and filter material is provided in the filter box (8).

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