A waste gas treatment device for a decoloring agent production process

By designing a waste gas treatment device that includes a purified water tank, a stirring rod, and a detachable filter plate, the problem of untreated acidic and harmful gases during the production of decolorizing agents was solved, achieving efficient purification and simplified maintenance.

CN224585641UActive Publication Date: 2026-08-04HUBEI HAITE NEW MATERIALS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HUBEI HAITE NEW MATERIALS CO LTD
Filing Date
2025-09-09
Publication Date
2026-08-04

AI Technical Summary

Technical Problem

The acidic and harmful gases generated during the production of decolorizing agents are directly emitted without effective treatment, leading to environmental pollution and health threats.

Method used

A waste gas treatment device was designed, comprising a purified water tank, a stirring rod, a filter plate, and a motor-driven system. The device uses bidirectional agitation of water flow to break up air bubbles and purify the gas through multiple filtrations. Combined with a detachable filter plate and a water mist spraying process, the device ensures efficient purification of the waste gas.

Benefits of technology

It achieves efficient purification of exhaust gas, improves space utilization and equipment operating efficiency, simplifies the maintenance process, reduces equipment downtime, and reduces the risk of environmental pollution.

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Abstract

The utility model discloses a waste gas treatment device for decoloring agent production process relates to waste gas treatment technical field, including base and purification water tank, the outside installation of purification water tank has two no.
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Description

Technical Field

[0001] This utility model relates to the field of waste gas treatment, and in particular to a waste gas treatment device used in the production process of decolorizing agents. Background Technology

[0002] A decolorizing agent is a chemical substance that can remove or reduce the color of a substance (usually a liquid). Simply put, its core function is "bleaching" or "decolorizing". Many colorless and transparent liquids we see in our daily lives, such as pure water, colorless syrup, clear fruit juice, and refined edible oil, use decolorizing agents in their processing. They are widely used in many industries such as food, medicine, textiles, papermaking, and water treatment, and are an indispensable contributor to many high-quality and beautiful products in our daily lives.

[0003] During the production of decolorizing agents, acidic and harmful gases are often generated. If these gases are directly emitted without effective treatment, they will not only pollute the atmospheric environment but may also cause secondary environmental problems such as acid rain, posing a potential threat to the ecosystem and human health. To address this issue, we propose a waste gas treatment device for the decolorizing agent production process. Utility Model Content

[0004] To address the shortcomings of existing technologies, this invention provides a waste gas treatment device for the production process of decolorizing agents, which solves the problems mentioned in the background section.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a waste gas treatment device for the production process of decolorizing agents, comprising a base and a purified water tank. Two No. 1 motors are installed on the outside of the purified water tank. The output ends of the two No. 1 motors are respectively connected to a No. 1 connecting rod and a No. 2 connecting rod. A stirring rod is installed on the outer surface of both the No. 1 and No. 2 connecting rods. One end of the No. 1 connecting rod is connected to a bearing, and one end of the No. 2 connecting rod is fixedly connected to the inside of the bearing. Two connecting plates are connected to the front of the purified water tank. Two support blocks are connected inside the purified water tank. A No. 1 filter plate is slidably connected to the inner walls of the two support blocks. A sealing plate is connected to the outside of the No. 1 filter plate. Two locking rods are slidably connected inside the sealing plate, and a pressing plate is connected to the end of each locking rod that is close to each other.

[0006] As a further technical solution of this utility model, an air collection box is connected to the upper surface of the base, and an air inlet pipe is connected to the top of the air collection box.

[0007] As a further technical solution of this utility model, the top of the gas collection box is connected to a connecting pipe, and the end of the connecting pipe away from the gas collection box passes through the outer wall of the purified water tank and extends to the bottom of the purified water tank.

[0008] As a further technical solution of this utility model, a water filter box is installed on the upper surface of the base, and an inlet pipe is connected to the outside of the water filter box. The end of the inlet pipe away from the water filter box is connected to the inside of the purified water tank.

[0009] As a further technical solution of this utility model, two No. 2 filter plates are installed inside the water filter box, and a water outlet pipe is connected inside the water filter box. A clean water tank is installed on the upper surface of the purified water tank, and the end of the water outlet pipe away from the water filter box is connected to the outside of the clean water tank.

[0010] As a further technical solution of this utility model, a pump body is installed on the outside of the water purification tank, a second motor is installed on the outside of the water purification tank, the output end of the second motor passes through the water purification tank and is connected to a rotating rod, a spray block is connected to the outside of the rotating rod, and the output end of the water purification tank is connected to the outer surface of the spray block through a delivery pipe.

[0011] As a further technical solution of this utility model, the inner wall of the purified water tank is connected to a No. 3 filter plate, a gas monitoring block is installed on the front of the purified water tank, a vent pipe is connected to the outside of the gas monitoring block, an exhaust pipe is connected to the top of the purified water tank, and a set of support legs are installed on the bottom surface of the base.

[0012] This invention provides a waste gas treatment device for the production process of decolorizing agents, which has the following advantages compared with the prior art:

[0013] 1. This design is for a waste gas treatment device in the production process of decolorizing agents. The device uses a No. 1 motor to rotate, which in turn cooperates with the No. 1 and No. 2 connecting rods. Through the use of bearings, a powerful bidirectional agitation water flow is formed. The bubbles generated by the waste gas are torn apart and evenly mixed by the agitation water flow in both directions. The waste gas is forced to be evenly dispersed throughout the water body, ensuring that there are no dead corners. All water bodies participate in the purification process, which greatly improves space utilization and overall purification efficiency.

[0014] 2. This design provides a waste gas treatment device for the decolorizing agent production process. When the No. 1 filter plate needs cleaning or replacement due to long-term operation, the operator does not need to disassemble the entire system or shut down the machine for evacuation. Simply press the push plate located on the front of the purified water tank to unlock the locking mechanism, and then easily pull out the locking rod. At this time, the No. 1 filter plate can be smoothly pulled out. This simplifies the originally cumbersome maintenance work into a few simple actions, greatly shortens the equipment downtime for maintenance, and significantly improves the effective operating rate and maintenance efficiency of the equipment. Attached Figure Description

[0015] Figure 1This is a frontal view structural diagram of a waste gas treatment device used in the production process of decolorizing agents.

[0016] Figure 2 This is a rear view structural diagram of a waste gas treatment device used in the production process of decolorizing agents.

[0017] Figure 3 This is a schematic diagram of the right cross-sectional structure of a waste gas treatment device used in the production process of decolorizing agents;

[0018] Figure 4 This is a schematic cross-sectional view of a waste gas treatment device used in the production process of decolorizing agents.

[0019] In the diagram: 1. Base; 2. Support leg; 3. Gas collection box; 4. Air inlet pipe; 5. Connecting pipe; 6. Purified water tank; 7. Motor No. 1; 8. Connecting plate; 9. Sealing plate; 10. Pressing plate; 11. Locking rod; 12. Gas monitoring block; 13. Vent pipe; 14. Water filter tank; 15. Water outlet pipe; 16. Water inlet pipe; 17. Purified water tank; 18. Pump body; 19. Motor No. 2; 20. Air outlet pipe; 21. Rotating rod; 22. Spraying block; 23. Filter plate No. 3; 24. Connecting rod No. 1; 25. Stirring rod; 26. Bearing; 27. Connecting rod No. 2; 28. Filter plate No. 2; 29. ​​Support block; 30. Filter plate No. 1. Detailed Implementation

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.

[0021] Please see Figure 1-4This utility model provides a technical solution for a waste gas treatment device in the production process of decolorizing agents: it includes a base 1 and a purified water tank 6. Two No. 1 motors 7 are installed on the outside of the purified water tank 6. The output ends of the two No. 1 motors 7 are respectively connected to a No. 1 connecting rod 24 and a No. 2 connecting rod 27. Stirring rods 25 are installed on the outer surfaces of both No. 1 connecting rod 24 and No. 2 connecting rod 27. One end of No. 1 connecting rod 24 is connected to a bearing 26. One end of No. 2 connecting rod 27 is fixedly connected to the inside of the bearing 26. The other end of No. 1 connecting rod 24 is connected to one end of No. 2 connecting rod 27 through the bearing 26. This design allows No. 1 connecting rod 24 and No. 2 connecting rod 27 to rotate in opposite directions around the center of the bearing 26, forming a powerful bidirectional rotation. Stirring the water flow, the front of the purified water tank 6 is connected to two connecting plates 8, and the inside of the purified water tank 6 is connected to two support blocks 29. The inner walls of the two support blocks 29 are slidably connected to a first filter plate 30. The outside of the first filter plate 30 is connected to a sealing plate 9. The inside of the sealing plate 9 is slidably connected to two locking rods 11. The ends of the two locking rods 11 that are close to each other are connected to a push plate 10. The outside of the first filter plate 30 is connected to the sealing plate 9, and the inside of the sealing plate 9 is slidably connected to two locking rods 11. The outer ends of the locking rods 11 are connected to the push plate 10. This structure is for the convenience of quick disassembly and cleaning of the first filter plate 30. During maintenance, simply press the push plate 10 and pull out the locking rods 11 to remove the first filter plate 30 for cleaning.

[0022] As a further technical solution of this utility model, a gas collection box 3 is connected to the upper surface of the base 1, and an air inlet pipe 4 is connected to the top of the gas collection box 3. By using the gas collection box 3, it is ensured that the exhaust gas can be collected in a concentrated manner through the air inlet pipe 4.

[0023] As a further technical solution of this utility model, the top of the gas collection box 3 is connected to a connecting pipe 5. The end of the connecting pipe 5 away from the gas collection box 3 passes through the outer wall of the purified water tank 6 and extends to the bottom of the purified water tank 6, thereby ensuring that the exhaust gas can reach the bottom of the purified water tank 6 directly.

[0024] As a further technical solution of this utility model, a water filter box 14 is installed on the upper surface of the base 1. The water filter box 14 is connected to the outside of a water inlet pipe 16. The end of the water inlet pipe 16 away from the water filter box 14 is connected to the inside of the purified water tank 6. Through the use of the water filter box 14, it is ensured that the water used to purify the waste gas can be purified and reused.

[0025] As a further technical solution of this utility model, two No. 2 filter plates 28 are installed inside the water filter box 14, and a water outlet pipe 15 is connected inside the water filter box 14. A clean water tank 17 is installed on the upper surface of the purified water tank 6, and the end of the water outlet pipe 15 away from the water filter box 14 is connected to the outside of the clean water tank 17.

[0026] As a further technical solution of this utility model, a pump body 18 is installed on the outside of the water purification tank 17, and a second motor 19 is installed on the outside of the water purification tank 6. The output end of the second motor 19 passes through the water purification tank 6 and is connected to a rotating rod 21. A spray block 22 is connected to the outside of the rotating rod 21. The output end of the water purification tank 17 is connected to the outer surface of the spray block 22 through a delivery pipe. Through the cooperation of the second motor 19 and the rotating rod 21, it is ensured that the spray block 22 can swing in a fan shape, thereby covering the water purification tank 6 with water mist.

[0027] As a further technical solution of this utility model, the inner wall of the purified water tank 6 is connected to a No. 3 filter plate 23, the front of the purified water tank 6 is equipped with a gas monitoring block 12 to monitor whether the exhaust gas is leaking, the outside of the gas monitoring block 12 is connected to a vent pipe 13, the top of the purified water tank 6 is connected to an exhaust pipe 20, and a set of support legs 2 are installed on the bottom surface of the base 1.

[0028] The working principle of this utility model is as follows: First, the exhaust gas enters the interior of the gas collection box 3 through the air inlet pipe 4, and then is transported to the bottom of the purified water tank 6 through the connecting pipe 5. At the same time, the first motor 7 rotates, which in turn drives the first connecting rod 24 and the second connecting rod 27 to rotate. The bearing 26 provides support and ensures that the reverse rotation is achieved, forming a powerful bidirectional agitation water flow. The bubbles generated by the exhaust gas are torn apart and evenly mixed by the agitation water flow in both directions, so that the harmful substances in the exhaust gas are absorbed as much as possible, avoiding the situation where the water purification is poor due to the bubbles floating directly. The floating gas is then purified multiple times and removed from the toxic substances by passing through the first filter plate 30 and the third filter plate 23. The adsorption of substances is finally discharged from the device through the gas outlet pipe 20. When the No. 1 filter plate 30 needs to be replaced, simply press the push plate 10 and pull out the locking rod 11 to remove the No. 1 filter plate 30 for cleaning, which greatly reduces the maintenance time. The wastewater that has completed gas purification will enter the interior of the water filter tank 14 through the water inlet pipe 16, and after being filtered by multiple No. 2 filter plates 28, it will be pumped into the interior of the clean water tank 17 through the water outlet pipe 15 by the pump body 18. Finally, water mist will be sprayed into the interior by the spray block 22, which can filter out the residual toxic substances in the gas again. Through the cooperation of the No. 2 motor 19 and the rotating rod 21, the spray block 22 can swing in a fan shape to achieve the effect of global coverage.

[0029] The above description is merely a preferred embodiment of this utility model. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principles of this utility model, and these improvements and modifications should also be considered within the scope of protection of this utility model. Structures, devices, and operating methods not specifically described or explained in this utility model are implemented according to conventional methods in the art, unless otherwise specified or limited.

Claims

1. An exhaust gas treatment device for use in a decoloring agent production process, characterized by, Includes a base (1) and a purified water tank (6). Two No. 1 motors (7) are installed on the outside of the purified water tank (6). The output ends of the two No. 1 motors (7) are respectively connected to a No. 1 connecting rod (24) and a No. 2 connecting rod (27). A stirring rod (25) is installed on the outer surface of both the No. 1 connecting rod (24) and the No. 2 connecting rod (27). One end of the No. 1 connecting rod (24) is connected to a bearing (26), and one end of the No. 2 connecting rod (27) is fixedly connected to the inside of the bearing (26). The front of the purified water tank (6) is connected to two connecting plates (8), and the inside of the purified water tank (6) is connected to two support blocks (29). The inner walls of the two support blocks (29) are slidably connected to a first filter plate (30). The outside of the first filter plate (30) is connected to a sealing plate (9). The inside of the sealing plate (9) is slidably connected to two locking rods (11). The ends of the two locking rods (11) that are close to each other are connected to a push plate (10).

2. A waste gas treatment device for use in a decolorizing agent production process according to claim 1, characterized by, The upper surface of the base (1) is connected to an air collection box (3), and the top of the air collection box (3) is connected to an air inlet pipe (4).

3. A waste gas treatment device for use in a decoloring agent production process according to claim 2, characterized by The top of the gas collection box (3) is connected to a connecting pipe (5). The end of the connecting pipe (5) away from the gas collection box (3) passes through the outer wall of the purified water tank (6) and extends to the bottom of the purified water tank (6).

4. The apparatus for treating exhaust gas in a decoloring agent production process according to claim 1, wherein A water filter box (14) is installed on the upper surface of the base (1). The water filter box (14) is connected to the outside of a water inlet pipe (16). The end of the water inlet pipe (16) away from the water filter box (14) is connected to the inside of the purified water tank (6).

5. A waste gas treatment device for use in a decolorizing agent production process according to claim 4, characterized by The filter tank (14) has two No. 2 filter plates (28) installed inside. The filter tank (14) is connected to the water outlet pipe (15). The purified water tank (6) has a purified water tank (17) installed on its upper surface. The end of the water outlet pipe (15) away from the filter tank (14) is connected to the outside of the purified water tank (17).

6. A waste gas treatment device for a decoloring agent production process according to claim 5, wherein A pump body (18) is installed on the outside of the water purification tank (17), and a second motor (19) is installed on the outside of the water purification tank (6). The output end of the second motor (19) passes through the water purification tank (6) and is connected to a rotating rod (21). A spray block (22) is connected to the outside of the rotating rod (21). The output end of the water purification tank (17) is connected to the outer surface of the spray block (22) through a delivery pipe.

7. The apparatus for waste gas treatment in the production process of decoloring agent according to claim 1, characterized in that, The inner wall of the purified water tank (6) is connected to a No. 3 filter plate (23). A gas monitoring block (12) is installed on the front of the purified water tank (6). A vent pipe (13) is connected to the outside of the gas monitoring block (12). An exhaust pipe (20) is connected to the top of the purified water tank (6). A set of support legs (2) is installed on the bottom surface of the base (1).