Environment-friendly smoke exhaust device convenient to clean

Abstract

The environment-friendly smoke exhaust device convenient to clean comprises an air inlet pipe and an air outlet pipe, a dust falling box is installed between the air inlet pipe and the air outlet pipe, a plurality of pipelines are installed in the dust falling box, a plurality of spray heads are installed at the bottoms of the pipelines at intervals, installation frames are arranged on the two sides of a filter screen plate, and the filter screen plate is arranged on the installation frames. The top of the mounting frame is fixed to the inner wall of the air outlet pipe, a fixing plate is mounted at the end, close to the filter screen plate, of the rotating shaft, a cleaning brush is mounted on the fixing plate, the filter screen plate is mounted in the air outlet pipe, and two absorbent wool plates are arranged on one side of the filter screen plate at intervals. The ventilation and smoke exhaust pipeline solves the problems that an existing ventilation and smoke exhaust pipeline for the factory is simple in structure and mostly lacks a professional dust treatment structure, so that the quality of air near the factory becomes poor, and traveling of pedestrians near the factory is seriously affected. The ventilation and smoke exhaust pipeline for the factory solves the problems that the existing ventilation and smoke exhaust pipeline for the factory is simple in structure and mostly lacks a professional dust treatment structure.

Description

Technical Field

[0001] The utility model relates to the field of pipeline smoke exhaust, in particular to an environmentally friendly smoke exhaust device which is easy to clean. Background Art

[0002] The gas composition in the factory's ventilation and exhaust ducts is complex, with smoke and dust being the most common. Ventilation and exhaust ducts are needed to discharge it into the outside atmosphere to minimize its pollution to the surrounding air environment and protect the health of workers.

[0003] However, the existing factory ventilation and smoke exhaust ducts have simple structures and most of them lack professional dust treatment structures, which leads to poor air quality near the factory and seriously affects the travel of nearby pedestrians.

[0004] Therefore, it is necessary to provide a new environmentally friendly smoke exhaust device that is easy to clean to solve the above technical problems. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides an environmentally friendly smoke exhaust device that is easy to clean, which solves the problem that the existing factory ventilation and smoke exhaust ducts have simple structures and most of them lack professional dust treatment structures, thereby causing the air quality near the factory to deteriorate and causing serious impact on the travel of nearby pedestrians.

[0006] The utility model provides an environmentally friendly smoke exhaust device that is easy to clean and includes an air inlet pipe and an air outlet pipe, a dust suppression box is installed between the air inlet pipe and the air outlet pipe, a plurality of pipes are installed inside the dust suppression box, and a plurality of nozzles are installed at intervals at the bottom of the pipes;

[0007] A filter screen plate is installed inside the air outlet pipe, two water-absorbing cotton plates are arranged at intervals on one side of the filter screen plate, and a plurality of activated carbon plates are arranged on one side of the water-absorbing cotton plate.

[0008] In a preferred embodiment, the bottom of the dust reduction box is configured to be conical, and a water outlet pipe is provided in communication with the bottom of the dust reduction box.

[0009] In a preferred embodiment, mounting brackets are provided on both sides of the filter screen plate, and the top of the mounting brackets is fixed to the inner wall of the air outlet duct;

[0010] A rotating shaft is movably arranged on the mounting frame through a bearing, a fixing plate is installed on one end of the rotating shaft close to the filter screen plate, and a cleaning brush is installed on the fixing plate.

[0011] In a preferred embodiment, a first bevel gear is mounted on the rotating shaft, a limit seat is fixed on the mounting frame, a transmission shaft is movably provided on the limit seat via a bearing, a second bevel gear is mounted on the bottom of the transmission shaft, and the second bevel gear is meshed with the first bevel gear;

[0012] A motor is installed on the air outlet pipe, and an output end of the motor is engaged with the transmission shaft.

[0013] In a preferred embodiment, a protective shell is fixed to one side of the mounting frame, and the first bevel gear and the second bevel gear are both located inside the protective shell.

[0014] In a preferred embodiment, an inclined seat is fixed to one end of the air outlet pipe close to the dust reduction box.

[0015] Beneficial effects of the utility model:

[0016] 1. When this smoke exhaust device is in use, the smoke can be drawn into the air inlet pipe through the exhaust device at the end of the air inlet pipe. When the smoke enters the dust suppression box, the dust suppression water sprayed by the nozzle can reduce the large dust concentration in the smoke, thereby achieving the purpose of dust suppression;

[0017] 2. The dust-reduced gas passes through the filter plate for the next filtration step. In order to prevent the filter plate from being blocked, the two motors can be started to drive the transmission shaft to rotate. Under the transmission action of the first bevel gear and the second bevel gear, the rotating shaft can drive the cleaning brush to clean the surface of the filter plate. The operation is simple and convenient, and there is no need for staff to enter the ventilation duct to clean the filter plate.

[0018] 3. The gas further filtered by the filter plate can enter the water-absorbing cotton plate and several activated carbon plates in turn. The water vapor inside the gas can be absorbed by the water-absorbing cotton plate, and the flue gas can be further processed by the activated carbon plate. After the processing is completed, the flue gas can be discharged from the outlet of the air outlet pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A three-dimensional view of the main structure of the environmentally friendly smoke exhaust device that is easy to clean provided by the utility model;

[0020] Figure 2 A plan view of the main structure of the environmentally friendly smoke exhaust device that is easy to clean provided by the utility model;

[0021] Figure 3 for Figure 2 Schematic diagram of the enlarged structure of A shown.

[0022] Numbers in the figure: 1. Air inlet pipe; 2. Air outlet pipe; 3. Dust suppression box; 4. Pipe; 5. Nozzle; 6. Filter plate; 7. Water-absorbing cotton plate; 8. Activated carbon plate; 9. Water outlet pipe; 10. Mounting bracket; 11. Rotating shaft; 12. Fixed plate; 13. Cleaning brush; 14. First bevel gear; 15. Limit seat; 16. Transmission shaft; 17. Second bevel gear; 18. Motor; 19. Protective shell; 20. Tilt seat. DETAILED DESCRIPTION

[0023] The present invention will be further described below with reference to the accompanying drawings and implementation examples.

[0024] Please refer to Figure 1 、 Figure 2 as well as Figure 3 ,in Figure 1 A three-dimensional view of the main structure of the environmentally friendly smoke exhaust device that is easy to clean provided by the utility model; Figure 2 A plan view of the main structure of the environmentally friendly smoke exhaust device that is easy to clean provided by the utility model; Figure 3 for Figure 2 Schematic diagram of the enlarged structure of A shown.

[0025] In the specific implementation process, Figure 1-Figure 3 As shown, it includes an air inlet pipe 1 and an air outlet pipe 2, a dust reduction box 3 is installed between the air inlet pipe 1 and the air outlet pipe 2, a plurality of pipes 4 are installed inside the dust reduction box 3, a plurality of nozzles 5 are installed at intervals on the bottom of the pipes 4, the bottom of the dust reduction box 3 is arranged to be conical, and the bottom of the dust reduction box 3 is connected to a water outlet pipe 9, and the wastewater generated by the nozzle 5 can be discharged to the wastewater collection system along the water outlet pipe 9.

[0026] A filter screen plate 6 is installed inside the air outlet pipe 2, and two water-absorbing cotton plates 7 are arranged at intervals on one side of the filter screen plate 6. Several activated carbon plates 8 are arranged on one side of the water-absorbing cotton plate 7. The gas further filtered by the filter screen plate 6 can enter the water-absorbing cotton plate 7 and the several activated carbon plates 8 in turn. The water vapor inside the gas can be absorbed by the water-absorbing cotton plate 7, and the flue gas can be further processed by the activated carbon plate 8. After the processing is completed, the flue gas can be discharged from the outlet of the air outlet pipe 2. An inclined seat 20 is fixed to one end of the air outlet pipe 2 close to the dust reduction box 3. During use, water dripping on the inclined seat 20 will fall into the inside of the dust reduction box 3 under the action of gravity.

[0027] A mounting bracket 10 is provided on both sides of the filter screen plate 6. The top of the mounting bracket 10 is fixed to the inner wall of the air outlet pipe 2. A rotating shaft 11 is provided on the mounting bracket 10 through a bearing. A fixing plate 12 is provided at one end of the rotating shaft 11 close to the filter screen plate 6. A cleaning brush 13 is provided on the fixing plate 12. A first bevel gear 14 is provided on the rotating shaft 11. A limit seat 15 is fixed on the mounting bracket 10. A transmission shaft 16 is provided on the limit seat 15 through a bearing. A second bevel gear 1 is provided at the bottom of the transmission shaft 16. 7. The second bevel gear 17 is meshed with the first bevel gear 14. A motor 18 is installed on the air outlet pipe 2. The output end of the motor 18 is meshed with the drive shaft 16. The gas after the dust reduction passes through the filter plate 6 for the next filtration. In order to prevent the filter plate 6 from being blocked, the two motors 18 can be started at this time to drive the drive shaft 16 to rotate. Under the transmission action of the first bevel gear 14 and the second bevel gear 17, the rotating shaft 11 can drive the cleaning brush 13 to clean the surface of the filter plate 6.

[0028] A protective shell 19 is fixed to one side of the mounting frame 10 , and the first bevel gear 14 and the second bevel gear 17 are both located inside the protective shell 19 , which serves as a dust barrier and increases its service life.

[0029] Working principle of the utility model: When the smoke exhaust device is used, the smoke can be drawn into the air inlet pipe 1 through the exhaust device at the end of the air inlet pipe 1. When the smoke enters the dust reduction box 3, the dust reduction water sprayed by the nozzle 5 can reduce the large dust concentration in the smoke, thereby achieving the purpose of dust reduction;

[0030] The dust-reduced gas passes through the filter plate 6 for the next filtration step. In order to prevent the filter plate 6 from being blocked, the two motors 18 can be started to drive the transmission shaft 16 to rotate. Under the transmission action of the first bevel gear 14 and the second bevel gear 17, the rotating shaft 11 can drive the cleaning brush 13 to clean the surface of the filter plate 6.

[0031] The gas further filtered by the filter plate 6 can enter the absorbent cotton plate 7 and several activated carbon plates 8 in turn. The absorbent cotton plate 7 can absorb the water vapor inside the gas, and the activated carbon plate 8 can further process the flue gas. After the processing is completed, the flue gas can be discharged from the outlet of the air outlet pipe 2.

[0032] The circuits and controls involved in the present invention are all prior art and will not be described in detail here.

[0033] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An environmentally friendly smoke exhaust device that is easy to clean, comprising an air inlet pipe (1) and an air outlet pipe (2), characterized in that: A dust suppression box (3) is installed between the air inlet pipe (1) and the air outlet pipe (2), a plurality of pipes (4) are installed inside the dust suppression box (3), and a plurality of nozzles (5) are installed at intervals at the bottom of the pipes (4); A filter screen plate (6) is installed inside the air outlet pipe (2), two water-absorbing cotton plates (7) are arranged at intervals on one side of the filter screen plate (6), and a plurality of activated carbon plates (8) are arranged on one side of the water-absorbing cotton plate (7).

2. The environmentally friendly smoke exhaust device that is easy to clean according to claim 1, characterized in that: The bottom of the dust reduction box (3) is configured to be conical, and a water outlet pipe (9) is provided in communication with the bottom of the dust reduction box (3).

3. The environmentally friendly smoke exhaust device that is easy to clean according to claim 2, characterized in that: Mounting frames (10) are provided on both sides of the filter screen plate (6), and the top of the mounting frame (10) is fixed to the inner wall of the air outlet pipe (2); A rotating shaft (11) is movably arranged on the mounting frame (10) via a bearing, a fixing plate (12) is installed at one end of the rotating shaft (11) close to the filter screen plate (6), and a cleaning brush (13) is installed on the fixing plate (12).

4. The environmentally friendly smoke exhaust device that is easy to clean according to claim 3, characterized in that: A first bevel gear (14) is mounted on the rotating shaft (11), a limiting seat (15) is fixed on the mounting frame (10), a transmission shaft (16) is movably provided on the limiting seat (15) via a bearing, a second bevel gear (17) is mounted on the bottom of the transmission shaft (16), and the second bevel gear (17) is meshed with the first bevel gear (14); A motor (18) is installed on the air outlet pipe (2), and the output end of the motor (18) is engaged with the transmission shaft (16).

5. The environmentally friendly smoke exhaust device that is easy to clean according to claim 4, characterized in that: A protective shell (19) is fixed to one side of the mounting frame (10), and the first bevel gear (14) and the second bevel gear (17) are both located inside the protective shell (19).

6. The environmentally friendly smoke exhaust device that is easy to clean according to claim 5, characterized in that: An inclined seat (20) is fixed to one end of the air outlet pipe (2) close to the dust reduction box (3).

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