A dust removal system for bauxite aggregate fine powder processing

Abstract

The invention discloses a dust removal system for processing bauxite aggregate fine powder, which relates to the technical field of bauxite processing. The system comprises a bag-type dust collector main body, wherein a ladder is fixedly connected to the side wall of the bag-type dust collector main body, the bottom of the bag-type dust collector main body is connected to an ash collecting bin, an air inlet and an air outlet are provided on the top of the bag-type dust collector main body, and a pulse valve is fixedly connected to the side wall of the bag-type dust collector main body. The magnet on the guide fan can absorb iron oxide particles in the air, and the iron oxide particles in the air to be dusted are pre-adsorbed at the air inlet, thereby reducing the load of the bag, thereby alleviating the filtering burden of the bag and improving the overall dust removal efficiency. The multiple groups of guide fans rotate to contact the air in turn, thereby increasing the contact area between the air and the magnet.

Description

Technical Field

[0001] The invention relates to the technical field of bauxite processing, in particular to a dust removal system for processing bauxite aggregate fine powder. Background Art

[0002] The patent with publication (announcement) number CN217287756U discloses a dust removal device for bauxite processing and grinding, including a dust removal device body, a dust inlet pipe is fixedly connected to the left side of the dust removal device body, a connecting pipe is fixedly installed on the side of the dust removal device body away from the dust inlet pipe, and a filter plate is movably connected to the inner wall of the right end of the connecting pipe.

[0003] The patent with publication (announcement) number CN213433419U discloses a dust removal device for bauxite grinding, including a shell, a flower plate, a vibrator and multiple dust removal bags. Each through hole on the flower plate is connected to a dust removal bag. The dust removal bag includes a fiber cloth bag and a frame. A frame is provided inside the fiber cloth bag. The frame is composed of multiple support frames connected end to end in sequence. The support frame is composed of a support ring, a bracket and a rocker arm.

[0004] In the above-mentioned prior art, the dust generated during the processing of bauxite aggregate is sucked into the dust bag for filtration through the air inlet pipe. The air inlet pipe also sucks the dust containing small particle impurities such as aluminum oxide, calcium oxide and iron oxide generated during the processing into the dust removal device, and fails to recover the iron oxide in the air inlet pipe area in advance, which increases the burden on the dust bag and reduces the filtration efficiency of the dust bag. Summary of the Invention

[0005] Therefore, in order to solve the above-mentioned shortcomings, the present invention provides a bauxite aggregate fine powder processing dust removal system.

[0006] The present invention is achieved in this way: a dust removal system for processing bauxite aggregate fine powder is constructed, the device includes a bag-cleaner main body, the side wall of the bag-cleaner main body is fixedly connected with a ladder, the bottom of the bag-cleaner main body is connected to the ash collecting bin, the top of the bag-cleaner main body is provided with an air inlet and an air outlet, the side wall of the bag-cleaner main body is fixedly connected with a pulse valve, and a plurality of groups of bags are fixedly connected inside the bag-cleaner main body; a guide frame is fixedly connected inside the air inlet, the guide frame is hollowed out to form a guide groove, an arc-shaped groove is embedded in the bottom of the guide groove, a limit column is rotatably connected in the guide groove, the limit column is slidably inserted into the clamping cylinder, a guide fan is fixedly connected to the side wall of the clamping cylinder, and a magnet is embedded in the side wall of the guide fan in contact with the brush plate, and the magnet is used to adsorb iron oxide particles in the air.

[0007] In a feasible embodiment, the guide frame and the top cover are detachably connected by bolts, a partition is fixedly connected inside the guide fan, the partition is fixedly connected to the bottom of the reset spring, the top of the reset spring is fixedly connected to the piston plate, the piston plate is slidingly connected to the upper end inside the guide fan, the bottom of the piston plate is fixedly connected to the extrusion rod, and the other end of the extrusion rod away from the piston plate slides through the partition and the bottom of the guide fan.

[0008] In a feasible embodiment, a collecting chamber is formed between the inner top of the guide fan and the top of the piston plate. A first rack is fixedly connected to the top of the piston plate, and the first rack is meshed with the first gear.

[0009] In a feasible embodiment, a sealing plate is slidably embedded in the top of the guide fan, an air outlet one-way valve is fixedly connected to the top of the guide fan, and a filter is fixedly connected to the side wall of the collection chamber near the air outlet one-way valve.

[0010] In a feasible embodiment, the side wall of the guide fan is rotatably connected to the connecting shaft, the connecting shaft is fixedly connected to the center of the first gear, the side wall of the connecting shaft is fixedly connected to the brush plate, a suction chamber is provided in the brush plate, and the suction chamber is connected to the air intake one-way valve.

[0011] In a feasible embodiment, the air intake one-way valve is embedded in the side of the brush plate close to the guide fan surface, and a second rack is slidably connected to the inner wall of the brush plate. The second rack is engaged with the second gear, and the second rack is fixedly connected to the receiving spring.

[0012] In a feasible embodiment, a cleaning brush is rotatably connected to the surface of the brush plate, the cleaning brush is fixedly connected to the center of the second gear, and the connecting shaft is hollow.

[0013] In a feasible embodiment, the suction chamber is connected to the collection chamber through a connecting shaft, the second rack is fixedly connected to one end of the pull rope, and the other end of the pull rope slides through the suction chamber and the connecting shaft into the collection chamber and is fixedly connected to the piston plate.

[0014] The present invention has the following advantages: The present invention provides a bauxite aggregate fine powder processing dust removal system through improvement, which has the following improvements compared with similar equipment:

[0015] The present invention discloses a dust removal system for processing bauxite aggregate fine powder. The magnets on the guide fans can absorb iron oxide particles in the air, and the iron oxide particles in the air to be removed are pre-adsorbed at the air inlet, thereby reducing the load of the bag, thereby alleviating the filtering burden of the bag and improving the overall dust removal efficiency. Multiple groups of guide fans rotate and contact the air in turn, increasing the contact area between the air and the magnets.

[0016] The present invention discloses a bauxite aggregate fine powder processing dust removal system. When the guide fan rotates to the arc groove area, the brush plate and the cleaning brush are driven to rotate, and the cleaning brush rotates at the same time, which can brush off the iron oxide particles on the surface of the magnet in an all-round and efficient manner, ensuring the cleaning effect. The iron oxide particles adsorbed on the surface of the magnet are effectively brushed off, and the particles are sucked and transported to the collection chamber, thereby realizing the efficient recovery of the iron oxide particles and automatically cleaning the surface of the magnet without manual intervention.

[0017] The bauxite aggregate fine powder processing dust removal system described in the present invention makes it easy to clean and maintain the guide fan and the collection chamber through the detachable top cover and guide frame. By removing the top cover, the guide fan can be easily removed for cleaning or replacement, and the iron oxide particles in the collection chamber can be recovered by opening the sealing plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0019] Figure 2 It is a bottom view structural schematic diagram of the present invention;

[0020] Figure 3 This is a schematic diagram of the structure of the present invention Figure 1 ;

[0021] Figure 4 This is a schematic diagram of the structure of the present invention Figure 2 ;

[0022] Figure 5 It is a schematic structural diagram of the guide frame of the present invention;

[0023] Figure 6 It is a schematic diagram of the guide trough structure of the present invention;

[0024] Figure 7 This is a schematic diagram of the internal structure of the guide fan of the present invention;

[0025] Figure 8 It is a schematic diagram of the brush plate structure of the present invention;

[0026] Figure 9 It is a schematic diagram of the internal structure of the brush plate of the present invention.

[0027] Among them: bag filter body -1, ladder -2, ash collection bin -3, air inlet -4, air outlet -5, pulse valve -6, bag -7, guide frame -8, top cover -9, guide groove -10, arc groove -11, limit column -12, clamping cylinder -13, guide fan -14, partition -15, return spring -16, piston plate -17, collection chamber -171, extrusion rod -18, first rack -19, first gear -20, pull rope -21, sealing plate -22, air outlet check valve -23, filter -231, connecting shaft -24, brush plate -25, suction chamber -26, air inlet check valve -27, second rack -28, second gear -29, receiving spring -30, cleaning brush -31. DETAILED DESCRIPTION

[0028] The following will be combined with the Figures 1-9 The present invention is described in detail, and the technical solutions in the embodiments of the present invention are clearly described. It is obvious that the embodiments described are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0029] See also Figures 1 to 9 The present invention relates to a dust removal system for processing fine powder of bauxite aggregate, comprising a bag-type dust collector body 1, a ladder 2 being fixedly connected to the side wall of the bag-type dust collector body 1, the bottom of the bag-type dust collector body 1 being connected to an ash collecting bin 3, the ash collecting bin 3 being used to collect the filtered fine powder, a valve being provided at the bottom of the ash collecting bin 3, the valve being used to discharge the fine powder in the ash collecting bin 3, the ladder 2 being convenient for future maintenance and inspection, an air inlet 4 and an air outlet 5 being provided at the top of the bag-type dust collector body 1, the dust-laden gas generated during the production process enters the interior of the bag-type dust collector through the air inlet 4, the air outlet 5 is connected to an external suction machine, the suction machine generates negative pressure, extracts the purified gas and discharges it into the atmosphere, thereby completing To complete the entire dust removal process, a pulse valve 6 is fixedly connected to the side wall of the bag-type dust collector body 1. The pulse valve 6 is used for regular cleaning to maintain the permeability of the bag 7. Multiple groups of bag 7 are fixedly connected to the bag-type dust collector body 1, and the bag 7 serves as a filter medium. The air inlet 4 is connected to the suction pipe of the bauxite aggregate fine powder processing area, and the air in the bauxite aggregate fine powder processing area is extracted into the guide frame 8 through the air inlet 4. Then the airflow drives the guide fan 14 to rotate, and the magnet on the guide fan 14 adsorbs the iron oxide particles in the air on the surface. The air is transported to the bag-type dust collector body 1 through the guide frame 8, filtered by the bag 7, and finally transported outward through the air outlet 5.

[0030] Specifically, the air inlet 4 is fixedly connected with a guide frame 8, and the guide frame 8 and the top cover 9 are detachably connected by bolts. The guide frame 8 is hollowed out to form a guide groove 10, and an arc-shaped groove 11 is embedded at the bottom of the guide groove 10. The arc-shaped groove 11 is low in the middle and high at both ends. When the guide fan 14 rotates to the arc-shaped groove 11 area, the extrusion rod 18 at the bottom of the guide fan 14 is squeezed and then the extrusion rod 18 slides downward and is inserted into the arc-shaped groove 11. A limiting column 12 is rotatably connected in the guide groove 10, and the limiting column 12 is slidably inserted into the clamping cylinder 13. The side wall of the clamping cylinder 13 is fixedly connected with a guide fan 14 , a magnet is embedded in the side wall where the guide fan 14 contacts the brush plate 25. The magnet is used to absorb iron oxide particles in the air. The magnet is fan-shaped, and the magnet structure has the same area as the rotation path of the brush plate 25; by removing the top cover 9 from the guide frame 8, the top of the guide frame 8 is hollowed out, the guide fan 14 is removed from the limit column 12, and the sealing plate 22 is opened to recover the iron oxide particles in the collection chamber 171; an exhaust port is provided at one end of the bottom of the guide frame 8 away from the air inlet 4, and the exhaust port is connected to the bag dust collector body 1, and is used to transport the air flowing into the guide frame 8 to the bag 7 area for filtration.

[0031] Specifically, a partition 15 is fixedly connected inside the guide fan 14, which separates the internal space of the guide fan 14 and provides a stable support platform for the return spring 16 and the piston plate 17. The partition 15 is fixedly connected to the bottom of the return spring 16, and the top of the return spring 16 is fixedly connected to the piston plate 17. The return spring 16 can provide elastic force so that the piston plate 17 can remain in a specific position when there is no external force, or can quickly return to its original position after the external force is applied. The piston plate 17 is slidingly connected to the upper end of the guide fan 14, and the bottom of the piston plate 17 is fixedly connected to the extrusion rod 18. The other end of the extrusion rod 18 away from the piston plate 17 slides through the partition 15 and the bottom of the guide fan 14.

[0032] Specifically, a collecting chamber 171 is formed between the top of the guide fan 14 and the top of the piston plate 17. A first rack 19 is fixedly connected to the top of the piston plate 17. The first rack 19 is engaged with the first gear 20. A sealing plate 22 is slidably embedded in the top of the guide fan 14. An air outlet one-way valve 23 is fixedly connected to the top of the guide fan 14. A filter screen 231 is fixedly connected to the side wall of the collecting chamber 171 near the air outlet one-way valve 23. When the piston plate 17 moves upward, the air in the collecting chamber 171 passes through the filter screen 231 and flows upward. The air is transported outward through the air outlet one-way valve 23; during dust removal, the guide fan 14 drives the extrusion rod 18 to rotate above the arc groove 11, and the return spring 16 pulls the piston plate 17 downward, and the piston plate 17 drives the extrusion rod 18 to slide downward and insert into the arc groove 11; the piston plate 17 drives the first rack 19 to move downward, so that the first rack 19 drives the first gear 20 to rotate, and the first gear 20 drives the connecting shaft 24 to rotate, and the connecting shaft 24 drives the brush plate 25 and the cleaning brush 31 to rotate, and the brush plate 25 and the cleaning brush 31 brush the surface of the magnet.

[0033] Specifically, the side wall of the guide fan 14 is rotatably connected to the connecting shaft 24, the connecting shaft 24 is fixedly connected to the center of the first gear 20, the side wall of the connecting shaft 24 is fixedly connected to the brush plate 25, a suction chamber 26 is provided in the brush plate 25, the suction chamber 26 is communicated with the air intake check valve 27, the brush plate 25 is provided with multiple groups of air intake check valves 27 from top to bottom, the air intake check valve 27 is embedded in the side of the brush plate 25 close to the surface of the guide fan 14, the surface of the brush plate 25 is provided with bristles, the inner wall of the brush plate 25 is slidably connected to a second rack 28, the second rack 28 is connected to the second rack The wheel 29 is engaged, the second rack 28 is fixedly connected to the receiving spring 30, the other end of the receiving spring 30 is fixedly connected to the inner wall of the brush plate 25, and a cleaning brush 31 is rotatably connected to the surface of the brush plate 25. The cleaning brush 31 is fixedly connected to the center of the second gear 29. The connecting shaft 24 is hollow, and the suction chamber 26 is connected to the collecting chamber 171 through the connecting shaft 24. The second rack 28 is fixedly connected to one end of the pull rope 21, and the other end of the pull rope 21 slides through the suction chamber 26 and the connecting shaft 24 into the collecting chamber 171 and is fixedly connected to the piston plate 17.

[0034] Specifically, when the piston plate 17 moves downward, the overall volume of the collection chamber 171 increases, and the air in the suction chamber 26 in the brush plate 25 is extracted through the connecting shaft 24. The suction chamber 26 extracts the iron oxide particles adsorbed on the surface of the guide fan 14 into the suction chamber 26 through the air inlet check valve 27, and transports them to the collection chamber 171 through the connecting shaft 24; the piston plate 17 simultaneously pulls the pull rope 21, so that the pull rope 21 pulls the second rack 28 to move, and the second rack 28 drives the second gear 29 to rotate, so that the second gear 29 drives the cleaning The cleaning brush 31 rotates, so that the brush plate 25 rotates at the same time to brush off the iron oxide particles adsorbed on the surface of the magnet, so that the air intake one-way valve 27 can extract them into the suction chamber 26; then, the guide fan 14 continues to rotate to move the extrusion rod 18 on the guide fan 14 and disengage from the arc groove 11. The bottom of the extrusion rod 18 is squeezed by the bottom of the guide groove 10, and the extrusion rod 18 moves upward into the guide fan 14, and the extrusion rod 18 drives the brush plate 25 to reset, preparing for the next capture and cleaning.

[0035] The above shows and describes the basic principles, main features and advantages of the present invention, and the standard parts used in the present invention can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt conventional models in the existing technology, and the circuit connection adopts the conventional connection method in the existing technology, which will not be described in detail here.

[0036] The above description of the disclosed embodiments is intended to enable one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not limited to the embodiments shown herein but is intended to conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A dust removal system for fine bauxite aggregate processing, comprising a bag-type dust collector body, a ladder fixedly connected to the side wall of the bag-type dust collector body, a bottom of the bag-type dust collector body connected to an ash collection bin, an air inlet and an air outlet provided at the top of the bag-type dust collector body, a pulse valve fixedly connected to the side wall of the bag-type dust collector body, and multiple groups of bags fixedly connected within the bag-type dust collector body; characterized in that: A guide frame is fixedly connected to the air inlet, and a guide groove is formed in the guide frame. An arc-shaped groove is embedded in the bottom of the guide groove. A limit column is rotatably connected to the guide groove, and the limit column is slidably inserted into the clamping cylinder. A guide fan is fixedly connected to the side wall of the clamping cylinder. A magnet is embedded in the side wall of the guide fan that contacts the brush plate. The magnet is used to absorb iron oxide particles in the air. The guide frame and the top cover are detachably connected by bolts. A partition is fixedly connected inside the guide fan. The partition is fixedly connected to the bottom of the return spring. The top of the return spring is fixedly connected to the piston plate. The piston plate is slidably connected to the upper end of the guide fan. The bottom of the piston plate is fixedly connected to the extrusion rod. The other end of the extrusion rod away from the piston plate slides through the partition and the bottom of the guide fan. A collecting chamber is formed between the inner top of the guide fan and the top of the piston plate. A first rack is fixedly connected to the top of the piston plate, and the first rack is meshed with the first gear. A sealing plate is slidably embedded in the top of the guide fan, an air outlet one-way valve is fixedly connected to the top of the guide fan, and a filter is fixedly connected to the side wall of the collection chamber close to the air outlet one-way valve; The side wall of the guide fan is rotatably connected to the connecting shaft, the connecting shaft is fixedly connected to the center of the first gear, the side wall of the connecting shaft is fixedly connected to the brush plate, a suction chamber is provided in the brush plate, and the suction chamber is communicated with the air intake one-way valve; The air intake one-way valve is embedded in the side of the brush plate close to the guide fan surface. The inner side wall of the brush plate is slidably connected to a second rack, the second rack is engaged with the second gear, and the second rack is fixedly connected to the receiving spring. A cleaning brush is rotatably connected to the surface of the brush plate, the cleaning brush is fixedly connected to the center of the second gear, and the connecting shaft is hollow; The suction chamber is connected to the collecting chamber through the connecting shaft. The second rack is fixedly connected to one end of the pull rope. The other end of the pull rope slides through the suction chamber and the connecting shaft to enter the collecting chamber and is fixedly connected to the piston plate.

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