Waste gas collecting structure based on pre-oxidation furnace

Abstract

The utility model relates to the field of pre-oxidation furnaces, and discloses a waste gas collecting structure based on a pre-oxidation furnace, which comprises the pre-oxidation furnace, the top of the pre-oxidation furnace is fixedly connected with a fixed box, the top of the pre-oxidation furnace is provided with a pipeline, and the top of the pipeline is communicated with the top of the fixed box. According to the waste gas treatment device disclosed by the utility model, waste gas generated in the operation of the pre-oxidation furnace is exhausted upwards through the pipeline, and meanwhile, the submersible pump is started and conveys treatment liquid in the water box through the water pipe and sprays water into the spraying box, so that the waste gas and the spraying water are mixed, and dust and impurities in the waste gas can be attached; and then air is purified through the purification assembly, dust in the air is purified through the purification plate and the filter plate, the cleanliness of the air can be kept, then the fan is started, the fan conducts air draft on the interior of the fixed box, the air is exhausted in an accelerated mode, the effect of purifying waste gas is achieved, and safety is high.

Description

Technical Field

[0001] The utility model relates to the field of pre-oxidation furnaces, in particular to a waste gas collection structure for pre-oxidation furnaces. Background Art

[0002] Pre-oxidation furnace is a kind of equipment for treating or modifying the surface of materials. It is mainly used for pre-oxidation of carbon fiber. Pre-oxidation furnace usually adopts high-temperature oxidizing atmosphere. Carbon fiber is placed in the furnace. By controlling the temperature and atmosphere conditions, oxidation reaction occurs on the surface of carbon fiber to form an oxide layer to improve the oxidation resistance and mechanical properties of carbon fiber. Pre-oxidation furnace generally adopts electric heating or gas heating, and the furnace temperature can reach above 1000℃.

[0003] The pre-oxidation furnace is used for pre-oxidation treatment of carbon fiber. The current pre-oxidation treatment of carbon fiber will produce a certain amount of waste gas. The waste gas discharged into the air will have an impact on the environment, reduce the cleanliness of the surrounding air, and has low environmental protection and is inconvenient for users.

[0004] At present, a certain amount of waste gas will be discharged during the pre-oxidation treatment of carbon fiber. The waste gas discharged into the air will have an impact on the environment, reduce the cleanliness of the surrounding air, and has low environmental protection. Therefore, a waste gas collection structure based on a pre-oxidation furnace is proposed to solve the above problem. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a waste gas collection structure based on a pre-oxidation furnace, which aims to improve the problem that a certain amount of waste gas will be discharged in the current pre-oxidation treatment of carbon fiber in the prior art. The waste gas is discharged into the air, which will have an impact on the environment, reduce the cleanliness of the surrounding air, and has a relatively low environmental protection performance.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A waste gas collection structure for a pre-oxidation furnace comprises a pre-oxidation furnace, a fixed box is fixedly connected to the top of the pre-oxidation furnace, a pipe is provided on the top of the pre-oxidation furnace, the top of the pipe is connected to the top of the fixed box, a spray assembly is fixedly connected to the top of the fixed box, a purification assembly is arranged inside the fixed box, and a fan is connected to the right side of the fixed box;

[0008] As a further description of the above technical solution:

[0009] The spray assembly includes a water box, the water box is fixedly connected to the bottom of the inner wall of the fixed box, a submersible pump is fixedly connected to the bottom of the inner wall of the water box, the output end of the submersible pump is connected to the spray box through a pipeline, the spray box is fixedly connected to the inside of the fixed box, and the bottom of the spray box is connected to a spray head;

[0010] As a further description of the above technical solution:

[0011] The purification assembly comprises a fixing frame, the fixing frame is located inside the fixing box, a purification plate is arranged inside the fixing frame, and a filter plate is arranged on the right side of the purification plate;

[0012] As a further description of the above technical solution:

[0013] A fixing plate is fixedly connected to the bottom of the inner wall of the fixing box, and a through opening is opened on the left side of the fixing plate;

[0014] As a further description of the above technical solution:

[0015] The front side and the rear side of the inner wall of the fixing frame are both fixedly connected with support blocks, and the purification plate and the filter plate are both used in conjunction with the support blocks;

[0016] As a further description of the above technical solution:

[0017] A protective net is fixedly connected to the right side of the fixed box, and the protective net is used in conjunction with the fan;

[0018] As a further description of the above technical solution:

[0019] The number of the nozzles is several, and the nozzles are distributed in a rectangular shape;

[0020] As a further description of the above technical solution:

[0021] A cover plate is fixedly connected to the top of the fixed box, and a handle is fixedly connected to the top of the cover plate.

[0022] The utility model has the following beneficial effects:

[0023] 1. In the utility model, the exhaust gas generated during the operation of the pre-oxidation furnace is discharged upward through the pipeline, and the submersible pump is started at the same time. The submersible pump transmits the treatment liquid inside the water box through the water pipe, sprays water to the inside of the spray box, mixes the exhaust gas with the spray water, and can attach dust and debris in the exhaust gas. After that, the air is purified by the purification component, and the dust in the air is purified by the purification plate and the filter plate, so that the cleanliness of the air can be maintained. After that, the fan is started, and the fan exhausts the inside of the fixed box to accelerate the discharge of the air, thereby achieving the effect of purifying the exhaust gas, with relatively high safety and convenient for users to use.

[0024] 2. In the present invention, by providing the spray assembly, the treatment liquid in the water box can be transferred to the inside of the spray box, thereby improving the safety of the exhaust gas. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a three-dimensional schematic diagram of a waste gas collection structure for a pre-oxidation furnace proposed by the utility model;

[0026] Figure 2 This is a structural schematic diagram of a fixed box based on a waste gas collection structure for a pre-oxidation furnace proposed by the utility model;

[0027] Figure 3 It is a right-side stereoscopic structural schematic diagram of a fixed box based on the waste gas collection structure for a pre-oxidation furnace proposed by the utility model.

[0028] Legend:

[0029] 1. Pre-oxidation furnace; 2. Fixed box; 3. Pipeline; 4. Fan; 5. Water box; 6. Submersible pump; 7. Spray box; 8. Nozzle; 9. Fixed frame; 10. Purification plate; 11. Filter plate; 12. Fixed plate; 13. Through port; 14. Support block; 15. Protective net; 16. Cover plate; 17. Handle. DETAILED DESCRIPTION

[0030] 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.

[0031] Reference Figure 1-3 The utility model provides an embodiment: a waste gas collection structure based on a pre-oxidation furnace, comprising a pre-oxidation furnace 1, a fixed box 2 is fixedly connected to the top of the pre-oxidation furnace 1, a pipe 3 is arranged on the top of the pre-oxidation furnace 1, the top of the pipe 3 is communicated with the top of the fixed box 2, a spray assembly is fixedly connected to the top of the fixed box 2, a purification assembly is arranged inside the fixed box 2, a fan 4 is communicated on the right side of the fixed box 2, the waste gas generated during the operation of the pre-oxidation furnace 1 is discharged upward through the pipe 3, and at the same time, a submersible pump 6 is started, and the submersible pump 6 transmits the treatment liquid inside the water box 5 through the water pipe, and sprays water on the inside of the spray box 7 to mix the waste gas with the spray water, so that dust and debris in the waste gas can be attached, and then the air is purified through the purification assembly, and the dust in the air is purified through the purification plate 10 and the filter plate 11, so that the cleanliness of the air can be maintained, and then the fan 4 is started, and the fan 4 exhausts the inside of the fixed box 2 to accelerate the discharge of the air, thereby achieving the effect of purifying the waste gas, with relatively high safety and convenient for users to use.

[0032] Reference Figure 1-3The spray assembly includes a water box 5, which is fixedly connected to the bottom of the inner wall of the fixed box 2. A submersible pump 6 is fixedly connected to the bottom of the inner wall of the water box 5. The output end of the submersible pump 6 is connected to a spray box 7 through a water pipe. The spray box 7 is fixedly connected to the inside of the fixed box 2. The bottom of the spray box 7 is connected to a nozzle 8. Through the setting of the spray assembly, the treatment liquid inside the water box 5 can be transmitted to the inside of the spray box 7, thereby improving the safety of the exhaust gas. The purification assembly includes a fixed frame 9, which is located inside the fixed box 2. A purification plate 10 is arranged inside the fixed frame 9. A filter plate 11 is arranged on the right side of the purification plate 10. Through the setting of the purification assembly, the exhaust gas can be filtered, and the exhaust gas can be filtered again, thereby effectively improving the safety of the exhaust gas.

[0033] Reference Figure 1-3 The bottom of the inner wall of the fixed box 2 is fixedly connected with a fixed plate 12, and a through hole 13 is opened on the left side of the fixed plate 12. Through the setting of the through hole 13, the exhaust gas can be diverted, which effectively improves the uniformity of the exhaust gas and facilitates uniform mixing with the treatment liquid. The front and rear sides of the inner wall of the fixed frame 9 are fixedly connected with support blocks 14. The purification plate 10 and the filter plate 11 are used in conjunction with the support blocks 14. Through the setting of the support blocks 14, the purification plate 10 and the filter plate 11 can be limited, which effectively improves the stability of the purification plate 10 and the filter plate 11. The right side of the fixed box 2 A protective net 15 is fixedly connected, and the protective net 15 is used in conjunction with the fan 4. Through the setting of the protective net 15, the fan 4 can be protected, and the safety of the fan 4 is effectively improved. The number of nozzles 8 is several, and the nozzles 8 are distributed in a rectangular shape. By setting the number of nozzles 8 to several, the treated liquid can be evenly discharged. A cover plate 16 is fixedly connected to the top of the fixed box 2, and a handle 17 is fixedly connected to the top of the cover plate 16. Through the setting of the cover plate 16, the top of the fixed box 2 can be protected, and the safety of the fixed box 2 is effectively improved.

[0034] Working principle: when the user needs to collect and process the waste gas, the waste gas generated during the operation of the pre-oxidation furnace 1 is discharged upward through the pipe 3, and the submersible pump 6 is started at the same time. The submersible pump 6 transmits the treatment liquid in the water box 5 through the water pipe, and sprays water on the inside of the spray box 7 to mix the waste gas with the spray water, which can attach the dust and debris in the waste gas. After that, the air is purified by the purification component, and the dust in the air is purified by the purification plate 10 and the filter plate 11 to maintain the cleanliness of the air. After that, the fan 4 is started, and the fan 4 exhausts the inside of the fixed box 2 to accelerate the discharge of the air, thereby achieving the effect of facilitating the collection and treatment of the waste gas.

[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. A waste gas collection structure for a pre-oxidation furnace, comprising a pre-oxidation furnace (1), characterized in that: The top of the pre-oxidation furnace (1) is fixedly connected to a fixed box (2), the top of the pre-oxidation furnace (1) is provided with a pipe (3), the top of the pipe (3) is connected to the top of the fixed box (2), the top of the fixed box (2) is fixedly connected to a spray assembly, a purification assembly is arranged inside the fixed box (2), and the right side of the fixed box (2) is connected to a fan (4).

2. The exhaust gas collection structure for a pre-oxidation furnace according to claim 1, characterized in that: The spray assembly comprises a water box (5), the water box (5) is fixedly connected to the bottom of the inner wall of the fixed box (2), a submersible pump (6) is fixedly connected to the bottom of the inner wall of the water box (5), the output end of the submersible pump (6) is connected to a spray box (7) through a water pipe, the spray box (7) is fixedly connected to the inside of the fixed box (2), and the bottom of the spray box (7) is connected to a spray head (8).

3. The exhaust gas collection structure for a pre-oxidation furnace according to claim 1, characterized in that: The purification component comprises a fixing frame (9), the fixing frame (9) is located inside the fixing box (2), a purification plate (10) is arranged inside the fixing frame (9), and a filter plate (11) is arranged on the right side of the purification plate (10).

4. The exhaust gas collection structure for a pre-oxidation furnace according to claim 1, characterized in that: A fixing plate (12) is fixedly connected to the bottom of the inner wall of the fixing box (2), and a through opening (13) is opened on the left side of the fixing plate (12).

5. The exhaust gas collection structure for a pre-oxidation furnace according to claim 3 is characterized in that: The front side and the rear side of the inner wall of the fixing frame (9) are both fixedly connected with support blocks (14), and the purification plate (10) and the filter plate (11) are both used in conjunction with the support blocks (14).

6. The exhaust gas collection structure for a pre-oxidation furnace according to claim 1, characterized in that: A protective net (15) is fixedly connected to the right side of the fixed box (2), and the protective net (15) is used in conjunction with the fan (4).

7. The exhaust gas collection structure for a pre-oxidation furnace according to claim 2, characterized in that: The number of the nozzles (8) is several, and the nozzles (8) are distributed in a rectangular shape.

8. The exhaust gas collection structure for a pre-oxidation furnace according to claim 1, characterized in that: A cover plate (16) is fixedly connected to the top of the fixed box (2), and a handle (17) is fixedly connected to the top of the cover plate (16).

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