Phosphorus pentachloride tail gas treatment device

Abstract

The utility model discloses a phosphorus pentachloride tail gas treatment device which comprises a treatment box body, a gas inlet is formed in the surface of one end of the treatment box body, a gas outlet is formed in the surface of the other end of the treatment box body, filter plates are fixed in the treatment box body at equal intervals, and an electric control box is installed on the surface of one side of the treatment box body. A cleaning assembly is arranged on the top end surface of the treatment box body; through the designed cleaning assembly, dust and impurities attached to the surface of the filter plate can be conveniently cleaned, workers do not need to disassemble the filter plate for cleaning, the automation degree is high, the operation procedures of the workers are reduced, the cleaning efficiency is improved, and the practicability is good; according to the phosphorus pentachloride tail gas treatment box, through the designed functional assembly, primary filtration and adsorption treatment can be conveniently achieved when phosphorus pentachloride tail gas enters the treatment box body through the gas inlet, peculiar smells in the tail gas can be adsorbed, the follow-up treatment efficiency and effect on the phosphorus pentachloride tail gas can be conveniently improved, and the practical effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of phosphorus pentachloride tail gas treatment equipment, in particular to a phosphorus pentachloride tail gas treatment device. Background Art

[0002] Phosphorus pentachloride is an inorganic compound and one of the most important phosphorus chlorides. It has the appearance of light yellow crystalline powder, has a pungent smell, is easy to sublimate, and is mainly used as a chlorinating agent. The pungent smell generated by phosphorus pentachloride during the production process needs to be treated by a special tail gas treatment device to avoid environmental pollution caused by tail gas discharge. A Chinese patent discloses a phosphorus pentachloride tail gas treatment device (Announcement No. CN218944736U). The patent has already elaborated on the phosphorus pentachloride tail gas treatment device in detail, so it will not be repeated here. However, the existing tail gas treatment device still exists when in use. Dust will adhere to the surface of the filter plate after long-term use, and it is not convenient for workers to clean it, which will affect the treatment effect of phosphorus pentachloride tail gas. There is inconvenience during use, and there is a certain room for improvement. Summary of the invention

[0003] The utility model aims to provide a phosphorus pentachloride tail gas treatment device to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a phosphorus pentachloride tail gas treatment device, comprising a treatment box, one end surface of the treatment box is provided with an air inlet, the other end surface of the treatment box is provided with an exhaust port, filter plates are fixed at equal distances inside the treatment box, an electric control box is installed on one side surface of the treatment box, and a cleaning component is provided on the top surface of the treatment box.

[0005] The cleaning assembly includes a mounting tube arranged on one side of the top of the processing box body, connecting tubes are equidistantly installed on one side surface of the mounting tube, air outlet pipes are fixed equidistantly on the bottom end surface of the connecting tube, and through card grooves for the air outlet pipes to engage are equidistantly provided on the top end surface of the processing box body, and an air supply pipe is arranged in the middle of the bottom end surface of the mounting tube, and the air supply pipe is connected to an external air pump.

[0006] As a further preferred embodiment of the present technical solution, ash discharge ports are equidistantly provided on the inner bottom surface of the processing box body, a protective baffle is provided at the bottom of the opening of the ash discharge port, mounting rods are symmetrically provided on the bottom of the processing box body, and fixing seats for fixing the two ends of the mounting rods are symmetrically fixed at both ends of the bottom end surface of the processing box body, and limiting through holes for the mounting rods to pass through are symmetrically provided on the side surface of each protective baffle.

[0007] As a further preferred embodiment of the present technical solution, the inner diameter of the opening of the air outlet pipe is larger than the width of the top end surface of the filter plate, and the opening of the air outlet pipe is located at the top of the filter plate.

[0008] As a further preferred embodiment of the present technical solution, the surface width of the protective baffle is greater than the width of the opening of the ash discharge port, and the top end surface of the protective baffle is fitted and connected to the bottom end surface of the processing box body.

[0009] As a further preferred embodiment of the present technical solution, the surface width of the protective baffle is smaller than the distance between every two openings of the ash discharge ports, and the surface of the mounting rod is slidably fitted with the inner wall of the limiting through hole.

[0010] As a further preferred embodiment of the present technical solution, a functional component is arranged inside one end of the processing box, and the functional component includes an activated carbon plate arranged inside one end of the processing box, and a fixing plate is symmetrically fixed to the top and bottom of the inner side of one end of the processing box, and a surface of the fixing plate is provided with a limiting groove for the top and bottom of the activated carbon plate to engage with each other, and a side surface of one end of the processing box is provided with an installation groove, and the activated carbon plate is limited and engaged to the inside of one end of the processing box through the installation groove.

[0011] As a further preferred embodiment of the present technical solution, a limiting plate is installed at one end of the activated carbon plate, and both side surfaces of the filter plate are pressed and fitted with the inner wall of the opening of the installation slot.

[0012] As a further preferred embodiment of the present technical solution, the surface width of the activated carbon plate is greater than the width of the opening of the air inlet, the surface width of the limiting plate is greater than the width of the opening of the mounting slot, and the limiting plate is made of rubber material.

[0013] The utility model provides a phosphorus pentachloride tail gas treatment device, which has the following beneficial effects:

[0014] 1. The cleaning component designed in the utility model is convenient for cleaning the dust and impurities attached to the surface of the filter plate, and workers do not need to disassemble the filter plate for cleaning. The utility model has a high degree of automation, reduces the workers' operating procedures, improves the cleaning efficiency, and has good practicality.

[0015] 2. The functional components designed in the utility model facilitate the initial filtering and adsorption treatment of phosphorus pentachloride tail gas when it enters the interior of the treatment box through the air inlet, and can adsorb the odor in the tail gas, which is convenient for improving the subsequent treatment efficiency and effect of phosphorus pentachloride tail gas, and has a good practical effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a partial cross-sectional structural schematic diagram of the utility model;

[0018] Figure 3 This is a schematic diagram of the installation structure of the functional components in the utility model;

[0019] Figure 4 for Figure 3 A magnified schematic diagram of the middle A area;

[0020] In the figure: 1. treatment box; 2. air inlet; 3. exhaust port; 4. electric control box; 5. installation pipe; 6. connecting pipe; 7. air supply pipe; 8. air outlet pipe; 9. through-slot; 10. filter plate; 11. ash discharge port; 12. protective baffle; 13. limit through hole; 14. installation rod; 15. fixing seat; 16. activated carbon plate; 17. fixing plate; 18. limit slot; 19. installation slot; 20. limit piece. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0022] The utility model provides a technical solution: Figure 1 and Figure 2As shown, in the present embodiment, a phosphorus pentachloride tail gas treatment device comprises a treatment box 1, an air inlet 2 is arranged on one end surface of the treatment box 1, an exhaust port 3 is arranged on the other end surface of the treatment box 1, a filter plate 10 is fixed at equal distances inside the treatment box 1, an electric control box 4 is installed on one side surface of the treatment box 1, a cleaning component is arranged on the top surface of the treatment box 1, and the cleaning component comprises a mounting pipe 5 arranged on one side of the top of the treatment box 1, a connecting pipe 6 is installed at equal distances on one side surface of the mounting pipe 5, an air outlet pipe 8 is fixed at equal distances on the bottom end surface of the connecting pipe 6, an inner diameter of the opening of the air outlet pipe 8 is larger than the width of the top surface of the filter plate 10, the opening of the air outlet pipe 8 is at the top of the filter plate 10, a through card slot 9 for engaging the air outlet pipe 8 is opened at equal distances on the top surface of the treatment box 1, an air supply pipe 7 is arranged in the middle of the bottom end surface of the mounting pipe 5, and the air supply pipe 7 is connected to an external air pump, and the inner bottom surface of the treatment box 1 is provided with a plurality of air supply pipes 7, wherein ... A ash discharge port 11 is provided at a distance, and a protective baffle 12 is provided at the bottom of the opening of the ash discharge port 11. A mounting rod 14 is symmetrically provided at the bottom of the processing box body 1. Fixed seats 15 for fixing the two ends of the mounting rod 14 are symmetrically fixed at both ends of the bottom end surface of the processing box body 1. The side surface of each protective baffle 12 is symmetrically provided with a limiting through hole 13 for the mounting rod 14 to pass through. The surface width of the protective baffle 12 is greater than the width of the opening of the ash discharge port 11. The top surface of the protective baffle 12 is fitted and connected with the bottom end surface of the processing box body 1. The surface width of the protective baffle 12 is less than the distance between the openings of each two ash discharge ports 11. The surface of the mounting rod 14 is slidably fitted with the inner wall of the limiting through hole 13, which is convenient for cleaning dust and impurities attached to the surfaces of both sides of the filter plate 10. Workers are required to disassemble the filter plate 10 for cleaning. The degree of automation is high, the operating procedures of workers are reduced, the cleaning efficiency of workers can be improved, and the practicability is good.

[0023] like Figure 3 and Figure 4As shown, a functional component is arranged inside one end of the processing box 1, and the functional component includes an activated carbon plate 16 arranged inside one end of the processing box 1. A fixing plate 17 is symmetrically fixed to the top and bottom of the inner side of one end of the processing box 1. The surface of the fixing plate 17 is provided with a limiting card groove 18 for the top and bottom of the activated carbon plate 16 to engage. A mounting card groove 19 is provided on the side surface of one end of the processing box 1. The activated carbon plate 16 is limitedly engaged to the inside of one end of the processing box 1 through the mounting card groove 19. A limiting plate 20 is installed at one end of the activated carbon plate 16. The two sides of the filter plate 10 are provided with a fixing plate 17. The surface is squeezed and fitted with the inner wall of the opening of the installation slot 19, the surface width of the activated carbon plate 16 is larger than the opening width of the air inlet 2, the surface width of the limiting plate 20 is larger than the opening width of the installation slot 19, and the limiting plate 20 is made of rubber material, which is convenient for the phosphorus pentachloride tail gas to enter the treatment box 1 through the air inlet 2 to achieve preliminary adsorption treatment, which can reduce the irritating gas in the tail gas, and is convenient to improve the subsequent treatment efficiency and effect of the phosphorus pentachloride tail gas, and it is also convenient for workers to regularly disassemble and replace the activated carbon plate 16, so the functionality is improved and the practical effect is better.

[0024] The utility model provides a phosphorus pentachloride tail gas treatment device, and the specific working principle is as follows: when the dust and impurities attached to the surface of the filter plate 10 need to be cleaned, the protective baffle 12 on the bottom end surface of the treatment box body 1 is first pushed to make the protective baffle 12 slide outside the mounting rod 14 through the limiting through hole 13. At this time, the top surface of the protective baffle 12 is fitted and connected with the bottom end surface of the treatment box body 1 until each protective baffle 12 is moved to the adjacent side of the opening of each dust discharge port 11. Then, one end of the fixing plate 17 can be connected to the external air pump, so that the air delivery pipe 7 can transport gas to the inside of the installation pipe 5. At this time, the gas will enter the inside of the connecting pipe 6 and be blown to the two side surfaces of the filter plate 10 inside the treatment box body 1 through the air outlet pipe 8 on the bottom end surface of the connecting pipe 6, so that the dust and impurities attached to the two side surfaces of the filter plate 10 can fall off and fall to the bottom of the treatment box body 1 through the dust discharge port 11. The operation is convenient and quick, and there is no need for workers to disassemble the filter plate 10 for cleaning, and the air can be automatically The utility model has a high degree of automation, reduces the operation process of workers, and has good practicality. When installing the functional components in the early stage, the activated carbon board 16 is first pushed to move toward the opening of the installation slot 19, so that the surface of one end of the activated carbon board 16 is aligned with the opening of the installation slot 19, and then the activated carbon board 16 is continued to be pushed to move toward the inside of one end of the treatment box 1 through the installation slot 19. At this time, the bottom and the top of the activated carbon board 16 will be limited and engaged to the inside of the limiting slot 18 on the surface of the fixing plate 17, until the two side surfaces of the limiting piece 20 at the other end of the activated carbon board 16 are squeezed and fitted with the inner wall of the installation slot 19, so that the activated carbon board 16 can be limited to be inside one end of the treatment box 1. When the phosphorus pentachloride tail gas is treated in the later stage, the tail gas enters the inside of the treatment box 1 through the air inlet 2. The activated carbon board 16 can perform preliminary adsorption treatment on the tail gas, so that the irritating odor in the tail gas can be reduced, which is convenient for improving the subsequent gas treatment efficiency and effect, the functionality is improved, and the practical effect is good.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A phosphorus pentachloride tail gas treatment device, comprising a treatment box (1), one end surface of the treatment box (1) is provided with an air inlet (2), the other end surface of the treatment box (1) is provided with an exhaust port (3), filter plates (10) are fixed at equal distances inside the treatment box (1), and an electric control box (4) is installed on one side surface of the treatment box (1), characterized in that: The top surface of the processing box (1) is provided with a cleaning component; The cleaning assembly comprises a mounting tube (5) arranged on one side of the top of the processing box (1), a connecting tube (6) being equidistantly mounted on one side surface of the mounting tube (5), an air outlet tube (8) being equidistantly fixed to the bottom end surface of the connecting tube (6), a through-grooving groove (9) for engaging the air outlet tube (8) being equidistantly provided on the top end surface of the processing box (1), an air supply tube (7) being arranged in the middle of the bottom end surface of the mounting tube (5), and the air supply tube (7) being connected to an external air pump.

2. A phosphorus pentachloride tail gas treatment device according to claim 1, characterized in that: The inner bottom surface of the processing box body (1) is provided with ash discharge ports (11) at equal distances, and the bottom of the opening of the ash discharge port (11) is provided with a protective baffle (12). The bottom of the processing box body (1) is symmetrically provided with mounting rods (14), and fixing seats (15) for fixing the two ends of the mounting rods (14) are symmetrically fixed at the two ends of the bottom end surface of the processing box body (1), and the side surface of each of the protective baffles (12) is symmetrically provided with a limiting through hole (13) for the mounting rod (14) to pass through.

3. A phosphorus pentachloride tail gas treatment device according to claim 1, characterized in that: The inner diameter of the opening of the air outlet pipe (8) is greater than the width of the top end surface of the filter plate (10), and the opening of the air outlet pipe (8) is located at the top of the filter plate (10).

4. A phosphorus pentachloride tail gas treatment device according to claim 2, characterized in that: The surface width of the protective baffle (12) is greater than the width of the opening of the ash discharge port (11), and the top end surface of the protective baffle (12) is fitted and connected to the bottom end surface of the processing box body (1).

5. A phosphorus pentachloride tail gas treatment device according to claim 4, characterized in that: The surface width of the protective baffle (12) is smaller than the distance between the openings of each two ash discharge ports (11), and the surface of the mounting rod (14) is slidably fitted with the inner wall of the limiting through hole (13).

6. A phosphorus pentachloride tail gas treatment device according to claim 1, characterized in that: A functional component is arranged inside one end of the processing box (1), and the functional component comprises an activated carbon plate (16) arranged inside one end of the processing box (1); a fixing plate (17) is symmetrically fixed to the top and bottom of the inner side of one end of the processing box (1); a limiting groove (18) is provided on the surface of the fixing plate (17) for the top and bottom of the activated carbon plate (16) to engage; a mounting groove (19) is provided on the side surface of one end of the processing box (1); the activated carbon plate (16) is limitedly engaged to the inside of one end of the processing box (1) through the mounting groove (19).

7. A phosphorus pentachloride tail gas treatment device according to claim 6, characterized in that: A limiting plate (20) is installed at one end of the activated carbon plate (16), and two side surfaces of the filter plate (10) are pressed and fitted with the inner wall of the opening of the installation slot (19).

8. A phosphorus pentachloride tail gas treatment device according to claim 7, characterized in that: The surface width of the activated carbon plate (16) is greater than the width of the opening of the air inlet (2), the surface width of the limiting plate (20) is greater than the width of the opening of the installation slot (19), and the limiting plate (20) is made of rubber material.

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