CN219112471U

CN219112471U - Exhaust gas discharge device

Info

Publication number: CN219112471U
Application number: CN202223472603.0U
Authority: CN
Inventors: 吴龙解; 吴龙荣; 方耀宗
Original assignee: Coes Chemical Co ltd
Current assignee: Coes Chemical Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-06-02
Anticipated expiration: 2032-12-23

Abstract

The utility model relates to the field of granulating devices, and discloses an exhaust gas discharge device which comprises an exhaust pipe arranged on the side edge of the granulating device, a negative pressure machine for vacuumizing and an air suction assembly for connecting. The exhaust pipe is arranged obliquely downwards. The air suction assembly comprises an air inlet pipe, a particle storage bin and an air suction pipe which are sequentially connected. The air inlet pipe is connected with the exhaust pipe, and a detachable discharging cover is arranged at the bottom of the particle storage bin. The air suction pipe is communicated with the side edge of the particle storage bin and is positioned above the discharge cover, and the other end of the air suction pipe is connected with the negative pressure machine. The exhaust pipe is arranged at the side of the granulating device and is inclined; the particle storage bin capable of discharging waste residues at regular time is additionally arranged, so that waste gas and dust in the granulating device can be discharged rapidly, and the granulating device can be prevented from being polluted again by absorbed dust greatly.

Description

Exhaust gas discharge device

Technical Field

The utility model relates to the field of granulating devices, in particular to an exhaust gas discharge device.

Background

The granulating device can generate some waste gas and dust in the granulating chemical reaction process, and the waste gas and dust in the granulating device need to be sucked away in the production process, so that the air freshness of a production workshop and the normal production of products are ensured.

In order to overcome the above problems, as shown in fig. 1, a plurality of exhaust ports 100 are opened above the granulating apparatus 1, and an aspirator 200 is connected to the exhaust ports to discharge and treat the exhaust gas and the waste residue in real time. However, the existing mode has the following problems that 1, after the negative pressure is removed by the air suction machine, waste residues which are not taken away in the air suction pipe can fall into the granulating device again due to gravity, so that pollution is generated; 2. after long-time use, a large amount of waste residues are adhered to the pipe wall of the air suction pipe, so that the exhaust of waste gas and dust is influenced, the waste gas and dust are easy to drop to pollute the granulating device, and meanwhile, the waste gas and dust are inconvenient to clean.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides an exhaust gas discharge device for a granulating system, which not only can rapidly discharge exhaust gas and dust in the granulating device, but also can greatly avoid the absorbed dust from polluting the granulating device again.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model discloses an exhaust gas discharge device which comprises an exhaust pipe, a negative pressure machine and a suction assembly, wherein the exhaust pipe is arranged at the side edge of a granulating device, the negative pressure machine is used for vacuumizing, and the suction assembly is used for connecting. The exhaust pipe is obliquely downwards arranged, so that dust in the pipe can be prevented from falling into the granulating device again after the negative pressure of the air suction assembly is removed. The air suction assembly comprises an air inlet pipe, a particle storage bin and an air suction pipe which are sequentially connected. The air inlet pipe is connected with the exhaust pipe, and a detachable discharging cover is arranged at the bottom of the particle storage bin, so that absorbed waste residues can be regularly discharged. The air suction pipe is communicated with the side edge of the particle storage bin and is positioned above the discharge cover, so that particles in the waste gas can fall into the particle storage bin conveniently. The other end of the air suction pipe is connected with a negative pressure machine and is used for discharging and treating the waste gas in the pipe.

Further, the air suction pipe is provided with the filtering part with the granule storage bin junction, be provided with the filter screen in the filtering part, be convenient for filter the particulate matter in the waste gas and block, let the particulate matter drop in the granule storage bin, prevent too much particulate matter and adhere to in the air suction pipe.

Further, be provided with a plurality of draw-in grooves that are used for fixed filter screen in the filter unit, but the filter screen plug is installed in the draw-in groove, is convenient for wash and changes the filter screen, also can change the filter screen of different apertures simultaneously. The upper end face of the filtering part is also provided with a switchable sealing cover, and the sealing cover is positioned above the filter screen.

Further, the sealing cover is in threaded connection with the particle storage bin.

Further, the end of the air inlet pipe is rotatably provided with a fixed cover, the fixed cover and the air outlet pipe are provided with mutually matched quick-mounting structures, the air suction assembly is prevented from falling off, and the air suction assembly is convenient to fix.

Further, the fixed cover is in a horn shape with a large upper part and a small lower part.

Further, the fast-assembling structure comprises a fixed groove arranged on the side edge of the fixed cover and a fixed column arranged on the side edge of the tail end of the exhaust pipe; the fixing groove is provided with a notch for the fixing column to pass through, and the fixing groove is matched with the fixing column.

The utility model has the advantages that:

the exhaust pipe is arranged at the side of the granulating device and is inclined; the particle storage bin capable of discharging waste residues at regular time is additionally arranged, so that waste gas and dust in the granulating device can be discharged rapidly, and the granulating device can be prevented from being polluted again by absorbed dust greatly. Meanwhile, the filtering part is arranged at the joint of the air suction pipe and the particle storage bin, so that excessive particles can be effectively prevented from being attached to the air suction pipe.

Drawings

Fig. 1 is a schematic diagram of a prior art structure.

Fig. 2 is a schematic structural view of the present utility model.

Fig. 3 is a partial enlarged view at a in fig. 2.

Fig. 4 is a side view of the aspirator assembly.

Fig. 5 is a schematic view of the cross-sectional structure of fig. 4 along B-B.

Fig. 6 is a partial enlarged view at C in fig. 5.

Description of main reference numerals:

100. an exhaust port, 200, aspirator;

1. a granulating device;

2. an exhaust pipe 21, a fixed column;

3. the particle filter comprises an air suction component, 31, an air inlet pipe, 32, a particle storage bin, 33, an air suction pipe, 34, a discharge cover, 35, a filtering part, 351, a filter screen, 352, a clamping groove, 353, a sealing cover, 36, a fixed cover, 361, a fixed groove, 362 and a notch.

Detailed Description

In order to enable those skilled in the art to better understand the technical solutions of the present utility model, the present utility model will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 2 to 6, the present utility model discloses an exhaust gas discharging apparatus, which includes an exhaust pipe 2 provided at a side of a granulating apparatus 1, a negative pressure machine (not shown) for evacuating, and a suction assembly 3 for connection.

Wherein, the exhaust pipe 2 is arranged obliquely downwards, so that dust in the pipe can be prevented from falling into the granulating device 1 again after the negative pressure of the air suction assembly 3 is removed.

Wherein, the air suction assembly 3 comprises an air inlet pipe 31, a particle storage bin 32 and an air suction pipe 33 which are sequentially connected. The air inlet pipe 31 is connected with the air outlet pipe 2, the bottom of the particle storage bin 32 is provided with a detachable discharging cover 34, absorbed waste residues can be discharged at regular time, and the sealing cover 353 and the particle storage bin 32 can be in threaded connection. The air suction pipe 33 is communicated with the side edge of the particle storage bin 32 and is positioned above the discharge cover 34, so that particles in the waste gas can fall into the particle storage bin 32. The other end of the suction pipe 33 is connected to a negative pressure machine, and the end of the suction machine is connected to an exhaust gas treatment device for discharging and treating the exhaust gas in the pipe.

In order to avoid excessive particulate matters from adhering to the air suction pipe 33, a filtering part 35 is arranged at the joint of the air suction pipe 33 and the particulate storage bin 32, and a filter screen 351 is arranged in the filtering part 35, so that the particulate matters in the waste gas can be filtered and blocked conveniently, and the particulate matters fall into the particulate storage bin 32.

In order to facilitate cleaning and replacing the filter screen 351, a plurality of clamping grooves 352 for fixing the filter screen 351 are formed in the filter portion 35, the filter screen 351 is installed in the clamping grooves 352 in a pluggable mode, and meanwhile the filter screen 351 with different apertures can be replaced. The upper end face of the filtering part 35 is also provided with a switchable sealing cover 353, and the sealing cover 353 is positioned above the filter screen 351.

Wherein, the end of intake pipe 31 rotationally is provided with fixed cover 36, and fixed cover 36 is provided with the fast-assembling structure of mutually supporting with blast pipe 2, prevents that subassembly 3 from taking off, also conveniently fixes.

Specifically, the fixed cover 36 has a horn shape with a large upper part and a small lower part. The quick-assembly structure comprises a fixed groove 361 arranged on the side edge of the fixed cover 36 and a fixed column 21 arranged on the side edge of the tail end of the exhaust pipe 2. The fixing groove 361 is provided with a notch 362 for the fixing column 21 to pass through, and the fixing groove 361 is matched with the fixing column 21. When in use, the fixing column 21 is penetrated into the fixing groove 361 from the notch 362, the fixing cover 36 is rotated, and the fixing column 21 is clamped in the fixing groove 361, thus the fixing can be completed.

In summary, the exhaust pipe is arranged at the side of the granulating device and is inclined; the particle storage bin capable of discharging waste residues at regular time is additionally arranged, so that waste gas and dust in the granulating device can be discharged rapidly, and the granulating device can be prevented from being polluted again by absorbed dust greatly.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.

Claims

1. An exhaust gas discharge device, characterized in that: comprises an exhaust pipe arranged at the side of the granulating device, a negative pressure machine for vacuumizing and an air suction assembly for connecting; the exhaust pipe is obliquely arranged downwards; the air suction assembly comprises an air inlet pipe, a particle storage bin and an air suction pipe which are sequentially connected; the air inlet pipe is connected with the exhaust pipe, and a detachable discharging cover is arranged at the bottom of the particle storage bin; the air suction pipe is communicated with the side edge of the particle storage bin and is positioned above the discharge cover, and the other end of the air suction pipe is connected with the negative pressure machine.

2. The exhaust gas discharge device according to claim 1, wherein: the air suction pipe is provided with a filtering part at the joint of the particle storage bin, and a filter screen is arranged in the filtering part.

3. The exhaust gas discharge device according to claim 2, wherein: a plurality of clamping grooves for fixing the filter screen are formed in the filter part, and the filter screen is installed in the clamping grooves in a pluggable mode; the upper end face of the filtering part is also provided with a switchable sealing cover, and the sealing cover is positioned above the filter screen.

4. An exhaust gas discharge apparatus according to claim 3, wherein: the sealing cover is in threaded connection with the particle storage bin.

5. The exhaust gas discharge device according to claim 1, wherein: the tail end of the air inlet pipe is rotatably provided with a fixed cover, and the fixed cover and the air outlet pipe are provided with mutually matched quick-mounting structures.

6. The exhaust gas discharge device according to claim 5, wherein: the fixed cover is in a horn shape with a big upper part and a small lower part.

7. The exhaust gas discharge device according to claim 5, wherein: the quick-mounting structure comprises a fixing groove arranged on the side edge of the fixing cover and a fixing column arranged on the side edge of the tail end of the exhaust pipe; the fixing groove is provided with a notch for the fixing column to pass through, and the fixing groove is matched with the fixing column.