Color master batch production waste gas treatment device

Abstract

The invention relates to the technical field of waste gas treatment, and discloses a color master batch production waste gas treatment device which comprises a filter cover, a partition plate is fixedly installed at the bottom of the filter cover, three baffles are fixedly installed between the top of the partition plate and the interior of the filter cover at equal intervals, and rotatable circular plates are installed between the three baffles and the middle of the partition plate. Two filter screens are symmetrically mounted on the surfaces of the three circular plates, a cleaning seat is fixedly mounted at the bottom of the filter cover, three cleaning cavities are formed in the top of the cleaning seat, the partition plate is located among the tops of the three cleaning cavities, and the three circular plates are located in the cleaning cavities correspondingly; two cleaning rolling brushes capable of ascending, descending and rotating are symmetrically mounted in each of the three cleaning cavities, and the circular plate is located between the two cleaning rolling brushes and can be effectively cleaned; the waste gas treatment device is provided with a circulating filtering structure and an automatic unblocking function, so that the circulating fluency of the waste gas is ensured, the subsequent purification treatment of the waste gas is ensured, and the effectiveness and continuity of filtering are ensured.

Description

Technical Field

[0001] The invention belongs to the technical field of waste gas treatment, and in particular relates to a waste gas treatment device for masterbatch production. Background Art

[0002] Masterbatch, also known as masterbatch, is a color additive used in plastic processing. It is usually composed of pigments, resins and other additives. Its main function is to provide plastic products with uniform color and good gloss. Masterbatch is mixed with plastic substrates through high-temperature melting, and can achieve coloring during the plastic molding process.

[0003] The main components of the waste gas generated during the masterbatch production process can be divided into particulate dye dust, polyethylene, polypropylene and other volatile organic pollutants (VOCs), etc.; and the current method for dealing with particulate dye dust in the waste gas is to use bags to isolate the particulate dust at the place where the waste gas is generated. However, bag dust removal is easily blocked by accumulated dust during long-term use, making the waste gas difficult to circulate, thereby affecting the subsequent treatment of the waste gas. Therefore, improvements are now needed to address the above problems. Summary of the invention

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a masterbatch production waste gas treatment device, comprising a filter cover, a baffle is fixedly installed at the bottom of the filter cover, three baffles are fixedly installed at an equal distance between the top of the baffle and the inside of the filter cover, a rotatable circular plate is installed between the three baffles and the middle of the baffle, and two filter screens are symmetrically installed on the surfaces of the three circular plates, a cleaning seat is fixedly installed at the bottom of the filter cover, three cleaning cavities are opened at the top of the cleaning seat, the baffle is located between the tops of the three cleaning cavities, the three circular plates are respectively located inside the cleaning cavities, and two lifting and rotating cleaning roller brushes are symmetrically installed inside the three cleaning cavities, and the circular plate is located between the two cleaning roller brushes and can be effectively cleaned, the bottoms of the three cleaning cavities are all inverted cone structures, three square ducts are fixedly installed at the bottom of the cleaning seat, the three square ducts are respectively connected to the bottoms of the three cleaning cavities, and a detachable collection box is installed at the bottom of the three square ducts, a conical air inlet pipe is fixedly installed at one end of the filter cover, an air outlet pipe is fixedly installed at the other end of the filter cover, and an exhaust fan is installed inside the air outlet pipe.

[0005] Preferably, ventilation holes are provided in the middle of the three baffles, fan-shaped mounting grooves are provided between the middle of the three baffles and the partition, the three fan-shaped mounting grooves are respectively connected to the three cleaning chambers, the three circular plates are respectively rotatably installed inside the three fan-shaped mounting grooves, two mounting holes matching the ventilation holes are provided on the surface of the three circular plates, and the filter net is fixedly installed inside the mounting hole, so that the circular plates can be effectively installed and ventilation and filtering can be effectively performed.

[0006] Preferably, circular grooves are provided on the circumferential surfaces of the three circular plates, gear rings are fixedly installed inside the circular grooves, gear grooves are provided in the middle of the tops of the three fan-shaped mounting grooves, a rotating shaft is rotatably connected between the insides of the three gear grooves, and first gears are fixedly installed on the frontal surfaces of the rotating shaft located inside the three gear grooves, and the three first gears are respectively meshed and connected with the three gear rings, a first motor is installed at one end of the filter cover, and the output end of the first motor is fixedly connected to one end of the rotating shaft, so that the circular plate can be effectively rotated and the two filter screens can be alternately replaced to avoid blockage affecting ventilation.

[0007] Preferably, both ends of the three cleaning chambers are provided with vertical through grooves, and three first cover shells and three second cover shells aligned with the vertical through grooves are fixedly installed on both sides of the cleaning seat, and sliders are provided inside the three first cover shells and the three second cover shells, and the two ends of the two cleaning roller brushes inside the cleaning chamber are rotatably connected to the sliders inside the first cover shell and the second cover shell respectively through the vertical through grooves, and staggered dust-proof bristles are fixedly installed on both sides of the vertical through grooves to prevent particles and dust from entering the interior of the first cover shell and the three second cover shells.

[0008] Preferably, a through hole is provided in the middle portion of the slider, and a rotating column is rotatably installed inside the three first cover shells and the three second cover shells, the rotating column passes through the through hole, an inclined circulation groove is provided on the surface of the rotating column, and a toggle pin located inside the inclined circulation groove is fixedly installed inside the through hole, the bottom of the rotating column inside the first cover shell and the three second cover shells extends to the bottom thereof and is fixedly connected to a first bevel gear, a rectangular through groove is provided on one side of the slider, one end of two cleaning roller brushes on the slider extends to the inside of the rectangular through groove and is fixedly connected to a meshing second gear, and the other end of one of the cleaning roller brushes inside the second cover shell extends to the inside of the second cover shell and is fixedly connected to the second bevel gear.

[0009] Preferably, the bottom of the three sliding blocks inside the second cover shells are fixedly installed with mounting blocks, one end of the mounting block is rotatably connected to the first rotating pin, the top and bottom parts of the first rotating pin are fixedly installed with a third bevel gear and a third gear, the third bevel gear is meshingly connected with the second bevel gear, and the inside of the three second cover shells are rotatably installed with gear columns, the third gear is meshingly connected with the gear columns, and the bottoms of the three gear columns extend to the bottom of the second cover shell and are fixedly connected with the first worm gear.

[0010] Preferably, three rotating rods aligned with the three rotating columns are equidistantly installed on the bottom of the cleaning seat for rotation, and fourth bevel gears are fixedly installed at both ends of the three rotating rods. The two fourth bevel gears at both ends of the rotating rods are respectively meshed and connected with the two first bevel gears aligned therewith, and a first worm is fixedly connected to the axis of one of the fourth bevel gears on the rotating rod, and the first worm is meshed with the first worm gear, and a second worm gear is fixedly installed on one side of the three rotating rods, and a second worm gear meshed with the three second worm gears is rotatably installed on the bottom of the cleaning seat, and a second motor fixedly connected to one end of the second worm gear is installed at the bottom of the cleaning seat, so that effective adjustment can be performed.

[0011] Preferably, an upper groove is provided on one side of the bottom of the three square tubes, and a second rotating pin is rotatably connected between the interior of the upper groove and the bottom of the square tube, and a sealing plate matching the interior of the square tube is fixedly installed on the surface of the second rotating pin located inside the square tube, and a fourth gear is fixedly installed on the surface of the second rotating pin located inside the upper groove, and inverted U-shaped fixing plates are fixedly installed on both sides of the surface of the square tube, and sliding slots matching the inverted U-shaped fixing plates are provided on the upper parts of both sides of the collection box, and a transmission groove is provided on one side of the top of the collection box, and a rack matching the fourth gear and transmission connection is fixedly installed inside the transmission groove, so that the collection box can be effectively disassembled and assembled.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] (1) During operation, the waste gas treatment device has a circulating filtration structure and an automatic clearing function by providing a filter cover, a partition, a baffle, a circular plate, a filter screen, a cleaning seat, a cleaning chamber, a cleaning roller brush, a square duct, a collecting box, a conical air inlet pipe, an air outlet pipe and an exhaust fan. The circulating filtration structure can effectively ensure the quality of the filtration treatment of particulate matter, dyes and dust in the waste gas, thereby ensuring the smoothness of the waste gas circulation and ensuring the subsequent purification treatment of the waste gas, and the automatic clearing function can effectively clear the filter screen, thereby ensuring the effectiveness and sustainability of the filter screen filtration. At the same time, the automatic clearing function has a lifting and reciprocating movement function, thereby ensuring the quality and comprehensiveness of the clearing. In addition, the waste gas treatment device has a simple structural design, is easy to use, and is stable and reliable in adjustment and operation. Its performance can meet the use requirements of waste gas treatment in masterbatch production;

[0014] (2) During operation, the first motor is started to drive the rotating shaft to rotate, and the rotation of the rotating shaft drives the three first gears to rotate. The rotation of the three first gears drives the three gear rings to drive the three circular plates to rotate. The rotation of the three circular plates can replace the positions of the two filter screens on the surface thereof, so that the filter screen with particles and dust attached to the surface rotates to the inside of the cleaning chamber;

[0015] (3) By installing a controller on the cleaning seat, the controller starts the first motor and the second motor at a fixed time. The start of the second motor will drive the second worm to rotate, and the rotation of the second worm will drive the three second worm wheels to rotate. The rotation of the three second worm wheels will drive the three rotating rods to rotate. The rotation of the three rotating rods will drive the fourth bevel gears at both ends to rotate. The rotation of the fourth bevel gear will drive the first bevel gear to rotate the rotating column inside the first cover shell and the second cover shell. The rotation of the rotating column will drive the toggle pin to move up and down in a circular motion through the inclined circulation groove. The lifting and lowering circulation of the toggle pin will drive the slider to move up and down in a circular motion; the lifting and lowering circulation of the slider will drive the two cleaning roller brushes to move synchronously, so that the two cleaning roller brushes contact the two side surfaces of the filter screen; the lifting and lowering circulation of the slider will drive the third gear to move up and down in a circular motion on the surface of the tooth column and maintain an effective meshing connection;

[0016] The rotation of the fourth bevel gear will drive the first worm to rotate, the rotation of the first worm will transmit the transmission to the first worm wheel to rotate the gear column, the rotation of the gear column will transmit the transmission to the third gear to rotate the first rotating pin and the third bevel gear, the rotation of the third bevel gear will transmit the transmission to the second bevel gear to drive one of the cleaning roller brushes to rotate, and the rotation of one of the cleaning roller brushes will cause the other cleaning roller brush to rotate synchronously through the meshing second gear, so that the two cleaning roller brushes rotate during the lifting and lowering process to clean the two sides of the filter, so that the particles and dust attached to the surface of the filter fall to the bottom of the cleaning chamber and are collected into the inside of the collection box through the square duct. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the embodiments of the present invention and do not constitute a limitation of the present invention.

[0018] In the attached picture:

[0019] Figure 1 This is a schematic diagram of the front view of the waste gas treatment device for masterbatch production of the present invention;

[0020] Figure 2 This is a rear structural schematic diagram of the masterbatch production waste gas treatment device of the present invention;

[0021] Figure 3 For the present invention Figure 1 A schematic cross-sectional structure diagram of ;

[0022] Figure 4 For the present invention Figure 3 The local structure of Figure 1 ;

[0023] Figure 5 For the present invention Figure 4 A schematic cross-sectional structure diagram of;

[0024] Figure 6 For the present invention Figure 3 The local structure of Figure 2 ;

[0025] Figure 7 For the present invention Figure 6 Schematic diagram of the local structure;

[0026] Figure 8 For the present invention Figure 6 A schematic diagram of a partial cross-sectional structure;

[0027] Fig. 9 It is a schematic cross-sectional view of the square catheter and the collecting box of the present invention;

[0028] In the figure: 1, filter cover; 2, partition; 3, baffle; 4, circular plate; 5, filter screen; 6, cleaning seat; 7, cleaning chamber; 8, cleaning roller brush; 9, square duct; 10, collection box; 11, conical air inlet pipe; 12, air outlet pipe; 13, exhaust fan; 14, vent; 15, fan-shaped mounting groove; 16, mounting hole; 17, circular groove; 18, gear ring; 19, gear groove; 20, rotating shaft; 21, first gear; 22, first motor; 23, vertical through groove; 24, first cover shell; 25, second cover shell; 26, slider; 27, perforation; 28, rotating column; 29, tilting cycle Circular groove; 30, toggle pin; 31, first bevel gear; 32, rectangular through groove; 33, second gear; 34, second bevel gear; 35, mounting block; 36, first rotating pin; 37, third bevel gear; 38, third gear; 39, tooth column; 40, first worm gear; 41, rotating rod; 42, fourth bevel gear; 43, first worm; 44, second worm gear; 45, second worm; 46, second motor; 47, upper groove; 48, second rotating pin; 49, sealing plate; 50, fourth gear; 51, inverted U-shaped fixing plate; 52, sliding slot; 53, transmission groove; 54, rack. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0030] Embodiment 1, by Figures 1 to 9The present invention comprises a filter cover 1, the bottom of which is an inner arc-shaped long groove structure, a partition 2 is fixedly installed at the bottom of the filter cover 1, three baffles 3 are fixedly installed at equal distances between the top of the partition 2 and the interior of the filter cover 1, a rotatable circular plate 4 is installed between the three baffles 3 and the middle of the partition 2, two filter screens 5 are symmetrically installed on the surfaces of the three circular plates 4, the apertures of the filter screens 5 on the surfaces of the three circular plates 4 decrease successively from the conical air inlet pipe 11 to the air outlet pipe 12, so that particulate dust can be filtered in stages to improve the quality and efficiency of filtration, a cleaning seat 6 is fixedly installed at the bottom of the filter cover 1, three cleaning chambers 7 are opened on the top of the cleaning seat 6, the partition 2 is located between the tops of the three cleaning chambers 7, the three circular plates 4 are respectively located inside the cleaning chambers 7, two lifting and rotating cleaning roller brushes 8 are symmetrically installed inside the three cleaning chambers 7, and the circular plate 4 is located between the two cleaning roller brushes 8 and can be effectively cleaned.

[0031] The bottoms of the three cleaning chambers 7 are all inverted cone structures. Three square ducts 9 are fixedly installed at the bottom of the cleaning seat 6. The three square ducts 9 are respectively connected to the bottoms of the three cleaning chambers 7, and a detachable collecting box 10 is installed at the bottom of the three square ducts 9. A conical air inlet pipe 11 is fixedly installed at one end of the filter cover 1. The large diameter of the conical air inlet pipe 11 faces the interior of the filter cover 1 and can slow down the flow rate of the exhaust gas entering. An exhaust pipe 12 is fixedly installed at the other end of the filter cover 1. An exhaust fan 13 is installed inside the exhaust pipe 12. The setting of the exhaust fan 13 can effectively extract and discharge the gas and effectively filter the exhaust gas.

[0032] This exhaust gas treatment device has a circulating filtration structure and an automatic clearing function. The circulating filtration structure can effectively ensure the quality of the filtration treatment of particulate matter, dyes and dust in the exhaust gas, thereby ensuring the smoothness of the exhaust gas circulation and ensuring the subsequent purification of the exhaust gas, and the automatic clearing function can effectively clear the filter, thereby ensuring the effectiveness and continuity of the filter. At the same time, the automatic clearing function has the function of lifting and reciprocating movement, thereby ensuring the quality and comprehensiveness of the clearing.

[0033] In addition, the waste gas treatment device has a simple structural design, is easy to use, and has stable and reliable adjustment and operation. Its performance can meet the use requirements of waste gas treatment in masterbatch production.

[0034] Embodiment 2, on the basis of embodiment 1, ventilation holes 14 are opened in the middle of the three baffles 3, fan-shaped mounting grooves 15 are opened between the middle of the three baffles 3 and the partition 2, the three fan-shaped mounting grooves 15 are respectively connected to the three cleaning chambers 7, the three circular plates 4 are respectively rotatably installed inside the three fan-shaped mounting grooves 15, the surfaces of the three circular plates 4 are opened with two mounting holes 16 matching the ventilation holes 14, the filter net 5 is fixedly installed inside the mounting hole 16, so that the circular plate 4 can be effectively installed and ventilation and filtering can be effectively performed.

[0035] The circumferential surfaces of the three circular plates 4 are all provided with circular grooves 17, and gear rings 18 are fixedly installed inside the circular grooves 17. The middle part of the top of the three fan-shaped installation grooves 15 is provided with gear grooves 19, and the insides of the three gear grooves 19 are rotatably connected with a rotating shaft 20. The front surface of the rotating shaft 20 located inside the three gear grooves 19 is fixedly installed with a first gear 21, and the three first gears 21 are respectively meshed and connected with the three gear rings 18. A first motor 22 is installed at one end of the filter cover 1, and the output end of the first motor 22 is fixedly connected to one end of the rotating shaft 20, so that the circular plate 4 can be effectively rotated to alternately replace the two filter screens 5 to avoid blockage affecting ventilation;

[0036] The first motor 22 is started to drive the rotating shaft 20 to rotate, and the rotation of the rotating shaft 20 drives the three first gears 21 to rotate. The rotation of the three first gears 21 drives the three gear rings 18 to drive the three circular plates 4 to rotate. The rotation of the three circular plates 4 can replace the positions of the two filter screens 5 on the surface thereof, so that the filter screens 5 with particles and dust attached to the surface are rotated to the inside of the cleaning chamber 7;

[0037] The filter screens 5 with different apertures can effectively perform multiple and graded filtering operations on the exhaust gas, and the quality of filtering and the smoothness of gas passage can be guaranteed by replacing the filter screens 5.

[0038] Embodiment three, on the basis of embodiment one, vertical through grooves 23 are opened at both ends of the three cleaning chambers 7, and three first cover shells 24 and three second cover shells 25 aligned with the vertical through grooves 23 are fixedly installed on both sides of the cleaning seat 6, and sliders 26 are provided inside the three first cover shells 24 and the three second cover shells 25. The two ends of the two cleaning roller brushes 8 inside the cleaning chamber 7 are rotatably connected with the sliders 26 inside the first cover shell 24 and the second cover shell 25 respectively through the vertical through grooves 23, and staggered dust-proof bristles are fixedly installed on both sides of the vertical through grooves 23 to prevent particles and dust from entering the first cover shell 24 and the three second cover shells 25.

[0039] A through hole 27 is provided in the middle of the slider 26, and a rotating column 28 is rotatably installed inside the three first cover shells 24 and the three second cover shells 25. The rotating column 28 passes through the through hole 27, and an inclined circulation groove 29 is provided on the surface of the rotating column 28. A driving pin 30 located inside the inclined circulation groove 29 is fixedly installed inside the through hole 27. The bottom of the rotating column 28 inside the first cover shell 24 and the three second cover shells 25 extends to the bottom thereof and is fixedly connected to a first bevel gear 31. A rectangular through groove 32 is provided on one side of the slider 26, and one end of the two cleaning roller brushes 8 on the slider 26 extends to the inside of the rectangular through groove 32 and is fixedly connected to a meshing second gear 33, and the other end of one of the cleaning roller brushes 8 inside the second cover shell 25 extends to the inside of the second cover shell 25 and is fixedly connected to a second bevel gear 34.

[0040] A mounting block 35 is fixedly installed at the bottom of the slider 26 inside the three second cover shells 25, and one end of the mounting block 35 is rotatably connected to the first rotating pin 36. A third bevel gear 37 and a third gear 38 are fixedly installed on the top and bottom of the first rotating pin 36. The third bevel gear 37 is meshingly connected to the second bevel gear 34. A gear column 39 is rotatably installed inside the three second cover shells 25, and the third gear 38 is meshingly connected to the gear column 39. The bottoms of the three gear columns 39 extend to the bottom of the second cover shell 25 and are fixedly connected to the first worm gear 40.

[0041] Three rotating rods 41 aligned with the three rotating columns 28 are rotatably installed at the bottom of the cleaning seat 6 at equal intervals, and fourth bevel gears 42 are fixedly installed at both ends of the three rotating rods 41. The two fourth bevel gears 42 at both ends of the rotating rod 41 are respectively meshed and connected with the two first bevel gears 31 aligned therewith, and a first worm 43 is fixedly connected to the axis center of one of the fourth bevel gears 42 on the rotating rod 41. The first worm 43 is meshed and connected with the first worm gear 40, and a second worm gear 44 is fixedly installed on one side of the three rotating rods 41. A second worm 45 meshed and connected with the three second worm gears 44 is rotatably installed at the bottom of the cleaning seat 6, and a second motor 46 fixedly connected to one end of the second worm 45 is installed at the bottom of the cleaning seat 6, so that it can be effectively adjusted;

[0042] By installing a controller on the cleaning seat 6, the controller starts the first motor 22 and the second motor 46 at a fixed time. The start of the second motor 46 will drive the second worm 45 to rotate. The rotation of the second worm 45 will drive the three second worm wheels 44 to rotate. The rotation of the three second worm wheels 44 will drive the three rotating rods 41 to rotate. The rotation of the three rotating rods 41 will drive the fourth bevel gears 42 at both ends to rotate. The rotation of the fourth bevel gear 42 will drive the first bevel gear 31 to rotate the rotating column 28 inside the first cover shell 24 and the second cover shell 25. The rotation of the rotating column 28 will drive the toggle pin 30 to move up and down in a circular motion through the inclined circulation groove 29. The lifting and lowering circulation movement of the toggle pin 30 will drive the slider 26 to move up and down in a circular motion; the lifting and lowering circulation movement of the slider 26 will drive the two cleaning roller brushes 8 to move synchronously, so that the two cleaning roller brushes 8 contact the two side surfaces of the filter screen 5;

[0043] At the same time, the lifting and lowering cyclic movement of the slider 26 will drive the third gear 38 to perform lifting and lowering cyclic movement on the surface of the tooth column 39 and maintain effective meshing connection;

[0044] The rotation of the fourth bevel gear 42 will drive the first worm gear 43 to rotate, and the rotation of the first worm gear 43 will transmit the power to the first worm gear 40 to rotate the tooth column 39, and the rotation of the tooth column 39 will transmit the power to the third gear 38 to rotate the first rotating pin 36 and the third bevel gear 37, and the rotation of the third bevel gear 37 will transmit the power to the second bevel gear 34 to drive one of the cleaning roller brushes 8 to rotate, and the rotation of one of the cleaning roller brushes 8 will cause the other cleaning roller brush 8 to rotate synchronously through the meshing second gear 33, so that the two cleaning roller brushes 8 are rotated during the lifting and moving process to clean the two sides of the filter screen 5, so that the particles and dust attached to the surface of the filter screen 5 fall to the bottom of the cleaning chamber 7 and are collected into the inside of the collection box 10 through the square guide tube 9.

[0045] Embodiment 4, on the basis of embodiment 1, one side of the bottom of the three square tubes 9 is provided with an upper groove 47, the interior of the upper groove 47 and the bottom of the square tube 9 are rotatably connected with a second rotating pin 48, the surface of the second rotating pin 48 located inside the square tube 9 is fixedly installed with a sealing plate 49 matching the inside of the square tube 9, the surface of the second rotating pin 48 located inside the upper groove 47 is fixedly installed with a fourth gear 50, both sides of the surface of the square tube 9 are fixedly installed with an inverted U-shaped fixing plate 51, the upper part of both sides of the collection box 10 is provided with a sliding card groove 52 matching the inverted U-shaped fixing plate 51, one side of the top of the collection box 10 is provided with a transmission groove 53, the transmission groove 53 is fixedly installed with a rack 54 matching the fourth gear 50 for transmission connection, so that the collection box 10 can be effectively disassembled and assembled;

[0046] As attached Fig. 9 As shown, when it is necessary to clean the particles and dust collected inside the collecting box 10, the collecting box 10 is moved horizontally to drive the rack 54 to move. The movement of the rack 54 will transmit the fourth gear 50 to drive the second rotating pin 48 and the sealing plate 49 to rotate, so that the sealing plate 49 is rotated 180 degrees to block and seal the inside of the square duct 9, so that after the collecting box 10 is removed from the square duct 9, the particles and dust are prevented from falling; and when the collecting box 10 is installed on the square duct 9 again, the sealing plate 49 will be rotated 180 degrees in the opposite direction and present a vertical state of 90 degrees inside the square duct 9, so that the particles and dust can effectively fall into the inside of the collecting box 10.

[0047] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0048] 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 masterbatch production waste gas treatment device, comprising a filter cover (1), characterized in that: A partition (2) is fixedly installed at the bottom of the filter cover (1), three baffles (3) are fixedly installed at equal distances between the top of the partition (2) and the inside of the filter cover (1), a rotatable circular plate (4) is installed between the three baffles (3) and the middle of the partition (2), two filter screens (5) are symmetrically installed on the surfaces of the three circular plates (4), a cleaning seat (6) is fixedly installed at the bottom of the filter cover (1), three cleaning chambers (7) are opened at the top of the cleaning seat (6), the partition (2) is located between the tops of the three cleaning chambers (7), the three circular plates (4) are respectively located inside the cleaning chambers (7), and the insides of the three cleaning chambers (7) are symmetrical. Two cleaning roller brushes (8) are installed which can be raised and lowered and rotated. The circular plate (4) is located between the two cleaning roller brushes (8) so that it can be effectively cleaned. The bottoms of the three cleaning chambers (7) are all inverted cone structures. Three square ducts (9) are fixedly installed at the bottom of the cleaning seat (6). The three square ducts (9) are respectively connected to the bottoms of the three cleaning chambers (7). A detachable collection box (10) is installed at the bottom of the three square ducts (9). A conical air inlet pipe (11) is fixedly installed at one end of the filter cover (1). An air outlet pipe (12) is fixedly installed at the other end of the filter cover (1). An exhaust fan (13) is installed inside the air outlet pipe (12).

2. The masterbatch production waste gas treatment device according to claim 1, characterized in that: A vent hole (14) is provided in the middle of each of the three baffles (3); a fan-shaped mounting groove (15) is provided between the middle of each of the three baffles (3) and the partition (2); the three fan-shaped mounting grooves (15) are respectively connected to the three cleaning chambers (7); the three circular plates (4) are rotatably mounted inside the three fan-shaped mounting grooves (15); the surfaces of the three circular plates (4) are respectively provided with two mounting holes (16) matching the vent hole (14); and the filter screen (5) is fixedly mounted inside the mounting hole (16).

3. A masterbatch production waste gas treatment device according to claim 2, characterized in that: The circumferential surfaces of the three circular plates (4) are each provided with a circular groove (17), a gear ring (18) is fixedly installed inside the circular groove (17), a gear groove (19) is each provided in the middle of the top of the three sector-shaped installation grooves (15), a rotating shaft (20) is rotatably connected between the insides of the three gear grooves (19), a first gear (21) is fixedly installed on the frontal surface of the rotating shaft (20) located inside the three gear grooves (19), and the three first gears (21) are respectively meshed and connected with the three gear rings (18), a first motor (22) is installed at one end of the filter cover (1), and an output end of the first motor (22) is fixedly connected to one end of the rotating shaft (20).

4. The waste gas treatment device for masterbatch production according to claim 1 is characterized in that: Both ends of the three cleaning chambers (7) are provided with vertical through grooves (23); three first cover shells (24) and three second cover shells (25) aligned with the vertical through grooves (23) are fixedly installed on both sides of the cleaning seat (6); sliders (26) are provided inside the three first cover shells (24) and the three second cover shells (25); and both ends of the two cleaning roller brushes (8) inside the cleaning chamber (7) are rotatably connected to the sliders (26) inside the first cover shells (24) and the second cover shells (25) through the vertical through grooves (23).

5. The exhaust gas treatment device for masterbatch production according to claim 4 is characterized in that: The middle part of the slider (26) is provided with a through hole (27), and the inside of the three first cover shells (24) and the three second cover shells (25) are rotatably installed with a rotating column (28), the rotating column (28) passes through the through hole (27), and the surface of the rotating column (28) is provided with an inclined circulation groove (29), and the inside of the through hole (27) is fixedly installed with a driving pin (30) located inside the inclined circulation groove (29), and the bottom of the rotating column (28) inside the first cover shell (24) and the three second cover shells (25) extends to the bottom thereof and is fixedly connected to a first bevel gear (31).

6. The exhaust gas treatment device for masterbatch production according to claim 5 is characterized in that: A rectangular through groove (32) is provided on one side of the slider (26); one end of two cleaning roller brushes (8) on the slider (26) extends into the interior of the rectangular through groove (32) and is fixedly connected to a second gear (33) in meshing connection; the other end of one of the cleaning roller brushes (8) in the second housing (25) extends into the interior of the second housing (25) and is fixedly connected to a second bevel gear (34).

7. The waste gas treatment device for masterbatch production according to claim 6 is characterized in that: The bottom of the sliders (26) inside the three second cover shells (25) are fixedly installed with mounting blocks (35), one end of the mounting blocks (35) is rotatably connected with a first rotating pin (36), the top and bottom parts of the first rotating pin (36) are fixedly installed with a third bevel gear (37) and a third gear (38), the third bevel gear (37) is meshingly connected with the second bevel gear (34), the inside of the three second cover shells (25) are rotatably installed with gear columns (39), the third gear (38) is meshingly connected with the gear columns (39), and the bottoms of the three gear columns (39) extend to the bottom of the second cover shell (25) and are fixedly connected with the first worm gear (40).

8. The waste gas treatment device for masterbatch production according to claim 7 is characterized in that: The bottom of the cleaning seat (6) is equidistantly rotatably mounted with three rotating rods (41) aligned with the three rotating columns (28); both ends of the three rotating rods (41) are fixedly mounted with fourth bevel gears (42); the two fourth bevel gears (42) at both ends of the rotating rod (41) are respectively meshed and connected with the two first bevel gears (31) aligned therewith; a first worm (43) is fixedly connected at the axis of one of the fourth bevel gears (42) on the rotating rod (41); the first worm (43) is meshed and connected with the first worm gear (40); a second worm gear (44) is fixedly mounted on one side of the three rotating rods (41); a second worm (45) meshed and connected with the three second worm gears (44) is rotatably mounted at the bottom of the cleaning seat (6); a second motor (46) fixedly connected to one end of the second worm (45) is mounted at the bottom of the cleaning seat (6).

9. The waste gas treatment device for masterbatch production according to claim 1 is characterized in that: An upper groove (47) is provided on one side of the bottom of the three square tubes (9); a second rotating pin (48) is rotatably connected between the interior of the upper groove (47) and the bottom of the interior of the square tube (9); a sealing plate (49) matching the interior of the square tube (9) is fixedly installed on the surface of the second rotating pin (48) located inside the square tube (9); and a fourth gear (50) is fixedly installed on the surface of the second rotating pin (48) located inside the upper groove (47).

10. The masterbatch production waste gas treatment device according to claim 9, characterized in that: An inverted U-shaped fixing plate (51) is fixedly mounted on both sides of the surface of the square tube (9), a sliding slot (52) matching the inverted U-shaped fixing plate (51) is provided on the upper part of both sides of the collection box (10), a transmission groove (53) is provided on one side of the top of the collection box (10), and a rack (54) matching and transmission-connected to the fourth gear (50) is fixedly mounted inside the transmission groove (53).

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