Waste salt treatment flue gas purification device for polyphenylene sulfide production

Abstract

The present invention relates to the technical field of flue gas purification, and discloses a polyphenylene sulfide production waste salt treatment flue gas purification apparatus, which comprises a treatment barrel, and further comprises: a hollow disc fixedly mounted in the treatment barrel; the rotating disc is rotatably mounted in the hollow disc, four second circular grooves which are through and are annularly arranged are formed in the top of the rotating disc, and activated carbon nets are mounted in the four second circular grooves; the timing components are arranged inside and outside the treatment barrel; and the switching assembly is arranged in the treatment barrel. In the using process, the blocked activated carbon net can be replaced, when a detection sensor detects that treated flue gas in the treatment barrel does not reach the standard, it is indicated that activated carbon in the activated carbon net needs to be regenerated, a driving motor can be further controlled to rotate by 180 degrees, and the two activated carbon nets are replaced; the equipment can continuously and stably purify the flue gas, so that the using effect of the equipment is improved.

Description

Technical Field

[0001] The invention relates to the technical field of flue gas purification, in particular to a flue gas purification device for treating waste salt in the production of polyphenylene sulfide. Background Art

[0002] Polyphenylene sulfide, abbreviated as PPS in English, is a new type of high-performance thermoplastic resin with the characteristics of high mechanical strength, high temperature resistance, chemical resistance, flame retardancy, good thermal stability, and excellent electrical properties. It is widely used in the fields of electronics, automobiles, and mechanical chemical industry. However, in the process of producing polyphenylene sulfide, it is necessary to purify the waste salt and the flue gas generated by the treatment of waste salt.

[0003] For example, a flue gas purification device for treating waste salt for polyphenylene sulfide production disclosed in the patent with authorization announcement number CN214914872U can purify the flue gas, but when used for a long time, it does not have the function of regenerating the activated carbon, resulting in a decrease in the effect of activated carbon in filtering the flue gas, thereby reducing the purification effect of the flue gas. Therefore, it is urgent to design a flue gas purification device for treating waste salt for polyphenylene sulfide production. Summary of the invention

[0004] The purpose of the present invention is to solve the problems existing in the prior art and to propose a flue gas purification device for treating waste salt in the production of polyphenylene sulfide.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions: A flue gas purification device for treating waste salt in the production of polyphenylene sulfide, comprising a treatment barrel and: A hollow disk, the hollow disk is fixedly installed inside the treatment barrel, and four first circular grooves are evenly distributed and penetrated in an annular shape on the top of the hollow disk; The turntable is rotatably installed inside the hollow disk, and four second circular grooves are arranged in a ring shape and penetrate through the top of the turntable, and activated carbon nets are installed inside the four second circular grooves; Timing components, which are located inside and outside the treatment barrel and are used to regenerate the activated carbon net at a fixed time; A switching component is arranged inside the processing barrel, and the switching component is used to switch different activated carbon nets for use.

[0006] As a further technical solution of the present invention, an air outlet pipe is installed on the top of the treatment barrel, an air inlet pipe is installed on the surface of the treatment barrel, and the activated carbon net is located between the air outlet pipe and the air inlet pipe.

[0007] As a further technical solution of the present invention, the timing assembly includes: a fixed plate, which is horizontally fixedly installed on the outside of the processing barrel, and two symmetrically arranged air hoods are installed at the bottom of the hollow disk, one of which is equipped with a one-way valve at the bottom, and two interconnected heating blocks are installed on the top of the hollow disk.

[0008] As a further technical solution of the present invention, a round roller is horizontally arranged above the fixed plate, a rotating rod is horizontally fixedly installed on the end face of the round roller, and a fan blade is rotatably arranged inside the corresponding air hood. The end of the rotating rod away from the round roller passes through the side of the processing barrel and the air hood and is fixedly installed at the center of the side of the fan blade, and the surface of the rotating rod is rotatably installed inside the side of the processing barrel and the air hood.

[0009] As a further technical solution of the present invention, arc grooves and straight grooves are provided on the surface of the round roller, the arc grooves and the straight grooves are connected around, sliding columns are slidably installed inside the arc grooves and the straight grooves, a copper block is fixedly installed at the end of the sliding column, a copper bar is slidably provided at the bottom of the copper block, and the copper block and the copper bar are electrically connected to the heating block.

[0010] As a further technical solution of the present invention, a support plate is vertically fixed on the side of the copper block, a slide groove is horizontally opened on the top of the fixed plate, a slider is slidably installed inside the slide groove, the end of the support plate is fixedly installed on the top of the slider, a fixing rod is horizontally fixedly installed on the end of the copper bar, and the fixing rod is fixedly installed on the outside of the processing barrel away from the end of the copper bar.

[0011] As a further technical solution of the present invention, the switching assembly includes: a connecting rod, which is vertically rotatably installed at the bottom center of the processing barrel, and the top of the connecting rod is fixedly installed at the bottom center of the turntable. A driving motor is installed at the bottom of the processing barrel, and the output shaft of the driving motor is installed at the center of the end of the connecting rod. A detection sensor is installed on the top of the processing barrel, and the detection sensor is used to detect the treated flue gas inside the processing barrel. The detection sensor and the driving motor are electrically connected.

[0012] As a further technical solution of the present invention, a fourth bevel gear is fixedly sleeved on the surface of the connecting rod, a third bevel gear is meshed with the side of the fourth bevel gear, an axis rod is horizontally fixedly installed at the center of the side of the third bevel gear away from the fourth bevel gear, a limit block is fixedly installed at the bottom of the processing barrel, and the surface of the axis rod is rotatably installed inside the limit block.

[0013] As a further technical solution of the present invention, a second bevel gear is arranged on the outside of the processing barrel, the end of the shaft away from the third bevel gear is fixedly installed at the center of the side surface of the second bevel gear, a rotating shaft is rotatably installed on the top of the fixed plate, a first bevel gear is fixedly installed on the top of the rotating shaft, the first bevel gear and the second bevel gear are meshed, a diamond plate is fixedly sleeved on the surface of the rotating shaft, and when the diamond plate and the support plate are in contact, the diamond plate and the support plate slide between them.

[0014] The beneficial effects of the present invention are: Firstly, the present invention can replace the activated carbon net that is clogged during use by setting the switching component. When the detection sensor detects that the flue gas after treatment in the treatment barrel does not meet the standard, it indicates that the activated carbon in the activated carbon net needs to be regenerated. The driving motor can be further controlled to rotate 180 degrees to replace two activated carbon nets, so that the device can continuously and stably purify the flue gas, thereby improving the use effect of the device. Secondly, the present invention, through the setting of the timing component, can automatically make the copper block and the copper bar contact when switching the activated carbon net, so that the heating block can heat and regenerate the activated carbon in the activated carbon net at high temperature, and the adsorbed material in the activated carbon is heated and decomposed at high temperature to release gas, so that the pressure inside the gas hood becomes larger, and further, not only the one-way valve can be opened to discharge the gas, but the gas can also drive the fan blades to rotate while being discharged, so that the copper block and the copper bar are gradually separated, and the heating time of the heating block can be timed, thereby improving the use effect of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of a flue gas purification device for treating waste salt in the production of polyphenylene sulfide proposed by the present invention; Figure 2 for Figure 1 A magnified schematic diagram of part A; Figure 3 A schematic diagram of the structure of a treatment barrel of a flue gas purification device for treating waste salt in the production of polyphenylene sulfide proposed by the present invention, viewed from the bottom up and in cross section; Figure 4 This is a schematic diagram of the cross-sectional structure of a treatment barrel of a flue gas purification device for treating waste salt in the production of polyphenylene sulfide proposed by the present invention; Figure 5 This is a schematic structural diagram of a flue gas purification device for treating waste salt in the production of polyphenylene sulfide after the hollow disk and the heating block are separated; Figure 6 This is a schematic cross-sectional view of the hollow disk structure of a flue gas purification device for treating waste salt in the production of polyphenylene sulfide proposed by the present invention; Figure 7 This is a schematic diagram of the cross-sectional structure of a gas hood of a flue gas purification device for treating waste salt in the production of polyphenylene sulfide proposed by the present invention; Figure 8 This is a schematic diagram of the upward structural view of a round roller in a flue gas purification device for treating waste salt in the production of polyphenylene sulfide proposed by the present invention.

[0016] In the figure: 1. treatment barrel; 2. air outlet pipe; 3. air inlet pipe; 4. detection sensor; 5. round roller; 6. arc groove; 7. straight groove; 8. sliding column; 9. copper block; 10. copper bar; 12. rotating rod; 13. fixed rod; 14. support plate; 15. fixed plate; 16. sliding groove; 17. sliding block; 18. first bevel gear; 19. rotating shaft; 20. diamond plate; 21. second bevel gear; 22. shaft; 23. hollow disk; 24. activated carbon net; 25. air hood; 26. heating block; 27. third bevel gear; 28. fourth bevel gear; 29. ​​connecting rod; 30. turntable; 31. driving motor; 32. fan blade; 33. one-way valve. DETAILED DESCRIPTION

[0017] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] Please refer to the attached Figure 1 -Attached Figure 8 A flue gas purification device for treating waste salt produced by polyphenylene sulfide includes a treatment barrel 1, and also includes: a hollow disk 23, a turntable 30, a timing component and a switching component. The hollow disk 23 is fixedly installed inside the treatment barrel 1, and four first circular grooves that are evenly distributed and penetrate in an annular shape are opened on the top of the hollow disk 23. The turntable 30 is rotatably installed inside the hollow disk 23. Four second circular grooves that penetrate and are arranged in an annular shape are opened on the top of the turntable 30. Activated carbon nets 24 are installed inside the four second circular grooves. The timing component is arranged inside and outside the treatment barrel 1. The timing component is used to regenerate the activated carbon net 24 at a time. The switching component is arranged inside the treatment barrel 1. The switching component is used to switch different activated carbon nets 24 for use; As described above, the clogged activated carbon net 24 can be replaced during use. When the detection sensor 4 detects that the flue gas treated inside the treatment barrel 1 does not meet the standards, it indicates that the activated carbon in the activated carbon net 24 needs to be regenerated. The drive motor 31 can be further controlled to rotate 180 degrees to replace two activated carbon nets 24, thereby realizing that the equipment can continuously and stably purify the flue gas.

[0020] Please refer to the attached Figure 1 -Attached Figure 2In a preferred embodiment, an air outlet pipe 2 is connected to and installed on the top of the treatment barrel 1, an air inlet pipe 3 is connected to and installed on the surface of the treatment barrel 1, and the activated carbon net 24 is located between the air outlet pipe 2 and the air inlet pipe 3; Specifically, the air inlet pipe 3 is connected to the inlet pipe of the cooled flue gas, and the air outlet pipe 2 can be connected to the subsequent processing equipment.

[0021] Please refer to the attached Figure 1 -Attached Figure 8 In a preferred embodiment, the timing assembly includes: a fixed plate 15, the fixed plate 15 is horizontally fixedly installed on the outside of the processing barrel 1, two symmetrically arranged air hoods 25 are connected and installed at the bottom of the hollow disk 23, a one-way valve 33 is installed at the bottom of one of the air hoods 25, two mutually connected heating blocks 26 are installed on the top of the hollow disk 23, a round roller 5 is horizontally arranged above the fixed plate 15, a rotating rod 12 is horizontally fixedly installed on the end surface of the round roller 5, and a fan blade 32 is rotatably arranged inside the corresponding air hood 25, the end of the rotating rod 12 away from the round roller 5 passes through the processing barrel 1 and the side of the air hood 25 and is fixedly installed at the center of the side of the fan blade 32, and the surface of the rotating rod 12 is rotatably installed on the processing barrel 1 Inside the side of the gas hood 25, the surface of the round roller 5 is provided with an arc groove 6 and a straight groove 7, the arc groove 6 and the straight groove 7 are connected around, a sliding column 8 is slidably installed inside the arc groove 6 and the straight groove 7, a copper block 9 is fixedly installed at the end of the sliding column 8, a copper bar 10 is slidably arranged at the bottom of the copper block 9, and the copper block 9 and the copper bar 10 are both electrically connected to the heating block 26, a support plate 14 is vertically fixedly installed on the side of the copper block 9, a slide groove 16 is horizontally provided on the top of the fixed plate 15, a slider 17 is slidably installed inside the slide groove 16, the end of the support plate 14 is fixedly installed on the top of the slider 17, a fixing rod 13 is horizontally fixedly installed at the end of the copper bar 10, and the fixing rod 13 is fixedly installed on the outside of the processing barrel 1 away from the end of the copper bar 10; Preferably, the gas released by the adsorbed substance on the activated carbon net 24 can only make the fan blade 32 rotate one circle. The size of the activated carbon net 24 is constant, and the adsorbed substance is constant, ensuring that the gas generated during regeneration is constant. The copper block 9 and the copper bar 10 are no longer in contact, indicating that the regeneration of the activated carbon net 24 is completed.

[0022] Please refer to the attached Figure 1 -Attached Figure 8In a preferred embodiment, the switching assembly includes: a connecting rod 29, the connecting rod 29 is vertically rotatably installed at the bottom center of the processing barrel 1, the top of the connecting rod 29 is fixedly installed at the bottom center of the turntable 30, a driving motor 31 is installed at the bottom of the processing barrel 1, and the output shaft of the driving motor 31 is installed at the end center of the connecting rod 29. A detection sensor 4 is installed on the top of the processing barrel 1. The detection sensor 4 is used to detect the treated flue gas inside the processing barrel 1. The detection sensor 4 and the driving motor 31 are electrically connected. A fourth bevel gear 28 is fixedly sleeved on the surface of the connecting rod 29, and a third bevel gear 27 is meshed with the side of the fourth bevel gear 28. The third bevel gear A shaft 22 is horizontally fixedly installed at the center of the side surface of 27 away from the fourth bevel gear 28, a limit block is fixedly installed at the bottom of the processing barrel 1, and the surface of the shaft 22 is rotatably installed inside the limit block. A second bevel gear 21 is arranged outside the processing barrel 1, and the end of the shaft 22 away from the third bevel gear 27 is fixedly installed at the center of the side surface of the second bevel gear 21. A rotating shaft 19 is rotatably installed on the top of the fixed plate 15, and a first bevel gear 18 is fixedly installed on the top of the rotating shaft 19. The first bevel gear 18 and the second bevel gear 21 are meshed. A diamond plate 20 is fixedly sleeved on the surface of the rotating shaft 19. When the diamond plate 20 and the support plate 14 are in contact, the diamond plate 20 and the support plate 14 slide between them; Furthermore, the connecting rod 29 rotates to drive the turntable 30 and the fourth bevel gear 28, and the turntable 30 rotates to drive the four activated carbon nets 24 to rotate, so that the clogged activated carbon net 24 can be transferred to the regeneration station, and the regenerated activated carbon net 24 can be transferred to the working station.

[0023] The working principle of the present invention is as follows: first, the air inlet pipe 3 is connected to the cooled flue gas inlet pipe, and the air outlet pipe 2 can be connected to the subsequent processing equipment; When the flue gas enters the treatment barrel 1 through the air inlet pipe 3, it will be treated by the corresponding two activated carbon nets 24 and finally discharged from the air outlet pipe 2; When the two activated carbon nets 24 in the working state are blocked, the detection sensor 4 detects that the treated flue gas inside the treatment barrel 1 does not meet the standard, and the controller controls the drive motor 31 to rotate 180 degrees. It should be noted that the controller is installed on the treatment barrel 1. The drive motor 31 drives the connecting rod 29 to rotate, and the rotation of the connecting rod 29 drives the turntable 30 and the fourth bevel gear 28. The rotation of the turntable 30 drives the four activated carbon nets 24 to rotate, so that the blocked activated carbon net 24 can be transferred to the regeneration station, and the regenerated activated carbon net 24 can be transferred to the working station, synchronously The fourth bevel gear 28 rotates to drive the third bevel gear 27 to rotate, the third bevel gear 27 rotates to drive the shaft 22 to rotate, the shaft 22 rotates to drive the second bevel gear 21 to rotate, the second bevel gear 21 rotates to drive the first bevel gear 18 to rotate, the first bevel gear 18 rotates to drive the shaft 19 to rotate, the shaft 19 rotates to drive the diamond plate 20 to rotate, the diamond plate 20 rotates to drive the support plate 14 to move to the end of the slide groove 16 away from the processing barrel 1, the support plate 14 moves to drive the copper block 9 to move, the copper block 9 moves to drive the sliding column 8 to move, and the sliding column 8 moves from one end of the straight groove 7 to At the other end, the copper block 9 and the copper strip 10 are in contact with each other and the heating block 26 is operated. The operation of the heating block 26 will heat the two activated carbon nets 24 at the regeneration station at high temperature. The adsorbent in the activated carbon is heated and decomposed to release gas at high temperature, so that the activated carbon net 24 is regenerated. The generated gas will be discharged from the end of the gas hood 25, and the gas inside the gas hood 25 will also drive the fan blades 32 to rotate when flowing. It should be noted that the gas released by the adsorbent on the activated carbon net 24 can only make the fan blades 32 rotate one circle (the size of the activated carbon net 24 is certain, so the adsorbent is The attached material is certain to ensure that the gas generated during regeneration is certain), the rotation of the fan blade 32 drives the rotating rod 12 to rotate, the rotation of the rotating rod 12 drives the round roller 5 to rotate, the rotation of the round roller 5 drives the arc groove 6 and the horizontal groove to rotate, the movement of the arc groove 6 drives the sliding column 8 to move, the movement of the sliding column 8 drives the copper block 9 and the support plate 14 to move, and the heating block 26 is in a working state during the contact between the copper block 9 and the copper bar 10. After the fan blade 32 rotates one circle, the sliding column 8 moves to the connection between the arc groove 6 and the straight groove 7. At this time, the copper block 9 and the copper bar 10 are not in contact, indicating that the regeneration of the activated carbon net 24 is completed; In summary, the device can be used continuously by reciprocating in sequence without manual intervention, thereby improving the use effect and convenience of the device.

[0024] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A flue gas purification device for treating waste salt in the production of polyphenylene sulfide, comprising a treatment barrel (1), characterized in that: Also includes: A hollow plate (23), the hollow plate (23) being fixedly mounted inside the processing barrel (1), and the top of the hollow plate (23) being provided with four first circular grooves which are evenly distributed in an annular shape and penetrate through the hollow plate; A rotating disk (30), the rotating disk (30) being rotatably mounted inside the hollow disk (23), the top of the rotating disk (30) being provided with four second circular grooves extending therethrough and arranged in an annular shape, and activated carbon nets (24) being installed inside the four second circular grooves; A timing component, the timing component being arranged inside and outside the treatment barrel (1), and the timing component being used to perform timed regeneration of the activated carbon net (24); A switching component is arranged inside the processing barrel (1), and is used to switch between different activated carbon nets (24) for use.

2. The waste salt treatment flue gas purification device for polyphenylene sulfide production according to claim 1 is characterized in that: An air outlet pipe (2) is installed in communication with the top of the treatment barrel (1), an air inlet pipe (3) is installed in communication with the surface of the treatment barrel (1), and the activated carbon net (24) is located between the air outlet pipe (2) and the air inlet pipe (3).

3. The waste salt treatment flue gas purification device for polyphenylene sulfide production according to claim 2 is characterized in that: The timing assembly comprises: a fixed plate (15), the fixed plate (15) being fixedly mounted horizontally on the outside of the treatment barrel (1), two symmetrically arranged air hoods (25) being connected and mounted at the bottom of the hollow plate (23), one of the air hoods (25) being mounted at the bottom with a one-way valve (33), and two mutually connected heating blocks (26) being mounted at the top of the hollow plate (23).

4. The waste salt treatment flue gas purification device for polyphenylene sulfide production according to claim 3 is characterized in that: A round roller (5) is horizontally arranged above the fixed plate (15); a rotating rod (12) is horizontally fixedly mounted on the end surface of the round roller (5); a fan blade (32) is rotatably arranged inside the corresponding gas hood (25); the end of the rotating rod (12) away from the round roller (5) passes through the side surfaces of the processing barrel (1) and the gas hood (25) and is fixedly mounted at the center of the side surface of the fan blade (32); and the surface of the rotating rod (12) is rotatably mounted inside the side surfaces of the processing barrel (1) and the gas hood (25).

5. The flue gas purification device for waste salt treatment in polyphenylene sulfide production according to claim 4, characterized in that: The surface of the round roller (5) is provided with an arc groove (6) and a straight groove (7), the arc groove (6) and the straight groove (7) are connected around each other, a sliding column (8) is slidably installed inside the arc groove (6) and the straight groove (7), a copper block (9) is fixedly installed at the end of the sliding column (8), a copper bar (10) is slidably arranged at the bottom of the copper block (9), and the copper block (9) and the copper bar (10) are both electrically connected to the heating block (26).

6. The flue gas purification device for waste salt treatment in polyphenylene sulfide production according to claim 5, characterized in that: A support plate (14) is vertically fixedly mounted on the side of the copper block (9); a slide groove (16) is horizontally opened on the top of the fixed plate (15); a slider (17) is slidably mounted inside the slide groove (16); the end of the support plate (14) is fixedly mounted on the top of the slider (17); a fixing rod (13) is horizontally fixedly mounted on the end of the copper bar (10); and the fixing rod (13) is fixedly mounted on the outside of the processing barrel (1) away from the end of the copper bar (10).

7. The flue gas purification device for waste salt treatment in polyphenylene sulfide production according to claim 6, characterized in that: The switching assembly comprises: a connecting rod (29), the connecting rod (29) being mounted vertically and rotatably at the bottom center of the processing barrel (1), the top end of the connecting rod (29) being fixedly mounted at the bottom center of a turntable (30), a driving motor (31) being mounted at the bottom of the processing barrel (1), the output shaft of the driving motor (31) being mounted at the end center of the connecting rod (29), a detection sensor (4) being mounted at the top of the processing barrel (1), the detection sensor (4) being used to detect the treated flue gas inside the processing barrel (1), and the detection sensor (4) and the driving motor (31) being electrically connected.

8. The flue gas purification device for waste salt treatment in polyphenylene sulfide production according to claim 7, characterized in that: A fourth bevel gear (28) is fixedly sleeved on the surface of the connecting rod (29), a third bevel gear (27) is meshed on the side of the fourth bevel gear (28), a shaft (22) is horizontally fixedly mounted at the center of the side of the third bevel gear (27) away from the fourth bevel gear (28), a limit block is fixedly mounted on the bottom of the processing barrel (1), and the surface of the shaft (22) is rotatably mounted inside the limit block.

9. The flue gas purification device for waste salt treatment in polyphenylene sulfide production according to claim 8, characterized in that: A second bevel gear (21) is arranged outside the processing barrel (1); the end of the shaft (22) away from the third bevel gear (27) is fixedly mounted at the center of the side of the second bevel gear (21); a rotating shaft (19) is rotatably mounted on the top of the fixed plate (15); a first bevel gear (18) is fixedly mounted on the top of the rotating shaft (19); the first bevel gear (18) and the second bevel gear (21) are meshed; a diamond plate (20) is fixedly sleeved on the surface of the rotating shaft (19); when the diamond plate (20) and the support plate (14) are in contact, the diamond plate (20) and the support plate (14) slide between them.

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