CN116020210B - Dust collector of jet mill for pesticide processing - Google Patents
Dust collector of jet mill for pesticide processing Download PDFInfo
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- CN116020210B CN116020210B CN202310205873.5A CN202310205873A CN116020210B CN 116020210 B CN116020210 B CN 116020210B CN 202310205873 A CN202310205873 A CN 202310205873A CN 116020210 B CN116020210 B CN 116020210B
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- filter bag
- ring
- piston cylinder
- fixedly connected
- scraping
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- 239000000428 dust Substances 0.000 title claims abstract description 63
- 239000000575 pesticide Substances 0.000 title claims abstract description 17
- 238000007790 scraping Methods 0.000 claims abstract description 54
- 238000004140 cleaning Methods 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims description 27
- 230000008093 supporting effect Effects 0.000 claims description 25
- 230000009471 action Effects 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000005192 partition Methods 0.000 claims description 2
- 239000003905 agrochemical Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 19
- 238000001914 filtration Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 3
- 239000002245 particle Substances 0.000 description 12
- 239000003814 drug Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 4
- 229940079593 drug Drugs 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- -1 metallurgy Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to the technical field of pesticide processing equipment, and discloses a dust removing device of an air flow pulverizer for pesticide processing. According to the utility model, the air flow can drive the plurality of support plates in the framework to rotate for a certain angle, gaps between adjacent vertical rods can be just filled, the filter bag is completely unfolded, meanwhile, the air flow can drive the scraping plate to rotate around the outer side of the filter bag through the scraping plate driving assembly, the scraping plate is always tightly attached to the outer surface of the unfolded filter bag in the rotating process of the scraping plate, and further, cohesive dust on the outer surface of the filter bag is fully scraped and cleaned, so that the cleaning effect of the scraping plate on the surface of the filter bag is improved, the filtering effect of the filter bag is effectively ensured, and the service life of the filter bag is prolonged.
Description
Technical Field
The utility model relates to the technical field of pesticide processing equipment, in particular to a dust removing device of an airflow crusher for pesticide processing.
Background
The jet mill is widely applied to industries such as chemical industry, medicine, pesticide, minerals, metallurgy, abrasive materials, ceramics and the like, and forms a whole set of crushing system with a cyclone separator, a dust remover and a draught fan when in use, materials are crushed under the action of a plurality of high-pressure air flows after entering the jet mill, the crushed materials are separated under the action of strong centrifugal force generated by a high-speed rotating classifying turbine, fine particles meeting the particle size requirement enter the cyclone separator and a bag type dust remover to be collected, and the coarse particles are reduced to a crushing area to be continuously crushed. After dust-containing gas enters the bag type dust collector, dust with large particles and large specific gravity is precipitated due to the action of gravity and falls into the dust hopper, and when the gas containing finer dust passes through the filter bag, the dust is blocked, so that the gas is purified, however, the phenomenon that the filter bag is damped after moisture condensation and dew condensation easily occurs in the operation of the bag type dust collector, a large amount of dust adheres to the surface of the filter bag, the pores of the filter bag are blocked, and pulse compressed air flow on the dust collector cannot be removed, so that the filter bag is stuck with a bag, and the local or whole filtering function of the filter bag is disabled, so that the dust collection effect is affected.
Chinese patent CN210645567U discloses a dust collector of jet mill for powder pesticide processing, comprising a dust collection box, wherein the outside of the cone-shaped cylinder wall of the dust collection box is provided with a heat exchange clamping cavity, the inside of the dust collection box is provided with a deflector, one side of the deflector forms a cavity for installing a filter bag with the inner wall of the dust collection box, and the main body of the filter bag is sleeved with a ring; according to the dust removing device provided by the utility model, the adhesive dust outside the filter bag is cleaned by driving the vertically moving circular ring, so that the filter bag is prevented from being bonded and blocked by hygroscopic dust; ensure the dust removal efficiency of the dust removal device and prolong the service life of the filter bag.
But there are also the following problems: the inside skeleton that is used for supporting the filter bag that is provided with of filter bag among the prior art to support the filter bag, avoid the filter bag to reduce under the atmospheric pressure effect filtration area after deformation, the skeleton among the prior art is many ring array distribution member and connect the ring of many member to constitute, as shown in figure 8, member or ring and the contact portion of filter bag can paste the filter bag and play the supporting effect, and the space department between the adjacent member on the skeleton fails to play the supporting effect to the filter bag, when the ring of removal strikes off the clearance to the filter bag surface, clearance appears between the position of filter bag surface unsupported and the ring, remove the bonding dust in the ring unable clearance, lead to the cleaning effect reduction, this part bonding dust can't obtain thorough clearance, will continue to block up the filter bag, filter effect and life of filter bag have been influenced.
For the problems in the related art, no effective solution has been proposed at present.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a dust removing device of an air flow grinder for pesticide processing, which has the advantages of high-efficiency cleaning, energy saving and the like for cohesive dust on the surface of a filter bag, and solves the problems that the cleaning efficiency is low, the effect is poor and the filtering effect and the service life of the filter bag are affected because the filter bag cannot be fully supported due to the fact that the cohesive dust on the surface of the filter bag can be cleaned in the prior art.
In order to solve the technical problems, the utility model provides the following technical scheme: the dust removing device of the jet mill for pesticide processing comprises a shell, wherein a baffle is fixed in the shell, an installation groove is formed in the surface of the baffle, a cleaning mechanism, a filter bag and a framework are arranged in the installation groove, and a driving mechanism is arranged at the top of the baffle;
the filter bag is sleeved outside the framework, and the top end of the filter bag is fixed with the top end of the framework;
the cleaning mechanism comprises a scraping plate which is sleeved on the outer side of the filter bag;
the framework comprises a mounting seat positioned at the top and a positioning ring positioned at the bottom, a plurality of vertical rods are fixedly connected between the positioning ring and the mounting seat, the vertical rods are distributed in an annular array, a plurality of supporting components are arranged on the framework, each supporting component comprises a vertical pipe, the vertical pipes are movably connected with the vertical rods, and a supporting plate is fixed on each vertical pipe;
when cleaning the filter bag surface, the actuating mechanism drive backup pad rotates and fills the space department between the adjacent montant, struts the filter bag surface completely under the effect of a plurality of backup pads for filter bag surface and scraper blade contact position are all closely laminated with the scraper blade, and actuating mechanism drive scraper blade rotates the dust of filter bag surface fully striking off the clearance around the filter bag simultaneously.
Preferably, the scraping plate comprises a mounting ring, side scraping plates and a bottom scraping plate, the mounting ring is movably connected with the inner wall of the mounting groove through a bearing, the side scraping plates are of a bent structure and are arranged in a plurality, and two ends of each side scraping plate are fixedly connected with the mounting ring and the bottom scraping plate respectively.
Preferably, the cleaning mechanism further comprises a scraper driving assembly, the scraper driving assembly comprises an annular air passage, the annular air passage is fixed at the edge of the top of the mounting groove, an air inlet pipe orifice and an air outlet pipe orifice are formed in the outer wall of the annular air passage, a plurality of blades are arranged in the annular air passage, and the blades are fixedly connected with the outer wall of the mounting ring.
Preferably, the mounting seat is fixedly connected with the annular air passage, a notch is formed in the side wall of the mounting seat, an inner transmission assembly is arranged on the inner side of the mounting seat, and an outer transmission assembly is arranged on the outer side of the mounting seat.
Preferably, the inner transmission assembly comprises a double-sided toothed ring, the double-sided toothed ring is movably connected with the inner wall of the mounting seat through a bearing, a plurality of gears are arranged on the inner side of the double-sided toothed ring, the gears are meshed with the double-sided toothed ring, and the gears are respectively fixed at the top ends of the vertical pipes.
Preferably, the outer transmission assembly comprises a piston cylinder fixedly connected with the outer wall of the mounting seat, a piston plate is arranged in the piston cylinder, a plunger rod is fixed on one side of the piston plate, the end part of the plunger rod penetrates through the outer part of the piston cylinder and is fixedly connected with a rack, and the rack extends into the notch and is meshed with the double-sided toothed ring.
Preferably, a spring is fixed on one side of the piston plate, one end of the spring, which is far away from the piston plate, is fixedly connected with the inner wall of the piston cylinder, and the spring is sleeved on the outer side of the inserted link.
Preferably, a limiting block is arranged on one side, far away from the opening end of the piston cylinder, of the piston plate, and the limiting block is fixedly connected with the inner wall of the piston cylinder.
Preferably, the driving mechanism comprises an air pipe, one end of the air pipe penetrates through the shell and extends out of the shell, a valve is fixed at one end of the air pipe, located outside the shell, of the air pipe, and a branch pipe is fixed on the air pipe and is communicated with the air inlet pipe orifice and the piston cylinder.
Compared with the prior art, the utility model provides the dust removing device of the jet mill for pesticide processing, which has the following beneficial effects:
1. this kind of air current rubbing crusher's for pesticide processing dust collector, a plurality of backup pads in the interior drive assembly and the outer drive assembly drive skeleton on the air current accessible skeleton rotate certain angle, can just fill the space between the adjacent montant, prop up the filter bag completely, simultaneously, the air current can also drive the scraper blade through the scraper blade drive assembly and rotate around the filter bag outside, the scraper blade pivoted in-process is closely laminated with the filter bag surface after strutting all the time, and then fully strike off the clearance with the cohesiveness dust of filter bag surface, be favorable to improving the clearance effect of scraper blade to the filter bag surface, effectively guaranteed the filter effect of filter bag, the life of filter bag has been prolonged.
2. This kind of pneumatic pulverizer's for pesticide processing dust collector through setting up the spring in the piston cylinder inside, when the clearance to viscidity dust is finished, the elasticity of spring can promote the piston board and reset, and then can drive a plurality of backup pads of skeleton inboard and rotate simultaneously and reset, is favorable to the reuse of backup pad, and when a plurality of backup pads accomodate to the skeleton inboard again, has avoided the backup pad to influence the filter area of filter bag under the prerequisite that the assurance backup pad edge still supported the filter bag, has guaranteed the filter effect of filter bag normal operating time.
3. The dust collector of this kind of air current rubbing crusher for pesticide processing is located the outside one end of casing and is connected with the air current power system in the air current crushing system through the trachea, can utilize the unnecessary air current power in the air current crushing system, has saved cost and resource, has improved energy utilization.
4. The side scraping blade of the bending structure accords with the mechanical principle, and when the scraping blade rotates, a small amount of elastic deformation can enable the side scraping blade to be tightly attached to the side face of the filter bag, and enable the bottom scraping blade to be tightly attached to the bottom face of the filter bag, so that the scraping effect is further improved; proper elasticity can also prevent the scraping plate from being damaged due to instant stress, and the durability is improved.
Drawings
FIG. 1 is a schematic perspective view of a housing according to the present utility model;
FIG. 2 is an overall exploded view of the housing of the present utility model;
FIG. 3 is a cross-sectional view of the housing structure of the present utility model;
FIG. 4 is an enlarged view of portion A of FIG. 3 in accordance with the present utility model;
FIG. 5 is a diagram showing the installation effect of the filter bag of the present utility model;
FIG. 6 is an exploded view of the filter bag attachment structure of the present utility model;
FIG. 7 is a schematic cross-sectional view of a piston cartridge of the present utility model;
fig. 8 is a schematic diagram of a conventional skeleton structure according to the present utility model.
In the figure: 1. a housing; 2. a partition plate; 3. a mounting groove; 4. a cleaning mechanism; 41. a scraper; 411. a mounting ring; 412. a side wiper blade; 413. a bottom surface scraping blade; 42. a squeegee drive assembly; 421. an annular airway; 422. an air inlet pipe orifice; 423. an exhaust pipe orifice; 424. a blade; 5. a filter bag; 6. a skeleton; 61. a mounting base; 62. a positioning ring; 63. a vertical rod; 64. a support assembly; 641. a standpipe; 642. a support plate; 65. a notch; 66. an inner drive assembly; 661. double-sided toothed rings; 662. a gear; 67. an outer drive assembly; 671. a piston cylinder; 672. a piston plate; 673. a rod; 674. a rack; 675. a spring; 676. a limiting block; 7. a driving mechanism; 71. an air pipe; 72. a branch pipe; 73. and (3) a valve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As described in the background art, the present utility model provides a dust removing device of an air flow pulverizer for pesticide processing, which solves the above technical problems.
Referring to fig. 1-6, a dust removing device of an air flow crusher for pesticide processing comprises a shell 1, wherein a baffle plate 2 is fixed in the shell 1, a mounting groove 3 is formed in the surface of the baffle plate 2, a cleaning mechanism 4, a filter bag 5 and a framework 6 are arranged in the mounting groove 3, and a driving mechanism 7 is arranged at the top of the baffle plate 2;
the filter bag 5 is sleeved outside the framework 6, and the top end of the filter bag 5 is fixed with the top end of the framework 6;
the cleaning mechanism 4 comprises a scraping plate 41, and the scraping plate 41 is sleeved outside the filter bag 5;
the framework 6 comprises a mounting seat 61 positioned at the top and a positioning ring 62 positioned at the bottom, a plurality of vertical rods 63 are fixedly connected between the positioning ring 62 and the mounting seat 61, the plurality of vertical rods 63 are distributed in an annular array, a plurality of supporting components 64 are arranged on the framework 6, the supporting components 64 comprise vertical pipes 641, the vertical pipes 641 are movably connected with the vertical rods 63, and a supporting plate 642 is fixed on the vertical pipes 641;
when the outer surface of the filter bag 5 is cleaned, the driving mechanism 7 drives the supporting plates 642 to rotate and fill gaps between the adjacent vertical rods 63, the outer surface of the filter bag 5 is completely unfolded under the action of the supporting plates 642, the contact positions of the outer surface of the filter bag 5 and the scraping plate 41 are tightly attached to the scraping plate 41, and meanwhile, the driving mechanism 7 drives the scraping plate 41 to rotate around the filter bag 5 to sufficiently scrape and clean dust on the outer surface of the filter bag 5.
When the utility model is used, materials are crushed under the action of a plurality of high-pressure air flows after entering the jet mill, the crushed materials are separated under the action of strong centrifugal force generated by the grading turbine rotating at high speed, fine particles meeting the granularity requirement enter the cyclone separator and the bag type dust collector, the fan on the bag type dust collector sucks air flow and medicine particles into the shell 1, the air flow containing the medicine particles passes through the filter bag 5 from the outside of the filter bag 5 and enters the inner side of the framework 6 and is discharged through the top of the framework 6, the filter bag 5 can filter dust in dust-containing gas, after the medicine particles with high viscosity are contacted with the filter bag 5, the surfaces of the dust-collecting filter bags are covered due to strong intermolecular acting force, the adhesiveness of certain medicine particles is not strong, but the particles can absorb moisture in the air flow to be recrystallized, the hydraulic substances or crystals are generated, the factors cause caking paste bags on the surfaces of the filter bags 5, the caking paste strips are difficult to clean by pulse gas of the dust remover, in a normal state, one side edge of each support plate 642 is attached to the filter bags 5 to realize supporting, the other side edge of each support plate 642 is directed to the inside of the framework 6, when adhesion dust and caking cleaning on the surfaces of the filter bags 5 are required, the plurality of vertical pipes 641 and the support plates 642 on the inner side of the framework 6 can be driven to rotate by a certain angle through the driving mechanism 7, the sections of the support plates 642 are arranged into arc shapes, when the plurality of support plates 642 rotate, gaps between the adjacent vertical rods 63 can be just filled to fully open the filter bags 5, meanwhile, the driving mechanism 7 drives the scraping plates 41 to rotate around the outer sides of the filter bags 5, the scraping plates 41 are always tightly attached to the outer surfaces of the opened filter bags 5 in the rotating process, and then fully strike off the clearance with the cohesiveness dust of filter bag 5 surface, be favorable to improving the cleaning effect of scraper blade 41 to filter bag 5 surface, effectively guaranteed the filter effect of filter bag 5, prolonged the life of filter bag 5, need not the manual work to get into inside clearance maintenance of dust remover, avoided frequently changing filter bag 5, saved economic cost, human cost and maintenance cost.
Further, referring to fig. 2-6, the scraping plate 41 includes a mounting ring 411, a side scraping plate 412 and a bottom scraping plate 413, the mounting ring 411 is movably connected with the inner wall of the mounting groove 3 through a bearing, the side scraping plate 412 has a curved structure, and a plurality of side scraping plates 412 are provided, and two ends of each of the plurality of side scraping plates 412 are fixedly connected with the mounting ring 411 and the bottom scraping plate 413.
The scraper driving assembly 42 drives the mounting ring 411 to rotate to drive the plurality of side scraping blades 412 to rotate, and the side scraping blades 412 can drive the bottom scraping blade 413 to rotate when rotating, at this time, the side scraping blades 412 and the bottom scraping blade 413 rotate around the filter bag 5, and when the side scraping blades 412 rotate, the inner side edges of the side scraping blades contact with cohesive dust on the outer surface of the filter bag 5 to scrape and clean the dust.
Further, referring to fig. 4-6, the cleaning mechanism 4 further includes a scraper driving assembly 42, the scraper driving assembly 42 includes an annular air channel 421, the annular air channel 421 is fixed at the top edge of the mounting groove 3, an air inlet pipe orifice 422 and an air outlet pipe orifice 423 are disposed on the outer wall of the annular air channel 421, a plurality of blades 424 are disposed inside the annular air channel 421, and the plurality of blades 424 are fixedly connected with the outer wall of the mounting ring 411.
The directions of the air inlet pipe orifice 422 and the air outlet pipe orifice 423 are tangential to the annular air passage 421, when the air flow enters the annular air passage 421, the air flow can flow along one direction, the air flow loss is small and the air flow acts on the blades 424, which is beneficial to improving the utilization rate of the air flow, the air flow enters the annular air passage 421 through the air outlet pipe orifice 423 and is discharged through the air outlet pipe orifice 423, and when entering the annular air passage 421, the air can drive the blades 424 fixed on the mounting ring 411 to move, and then drive the mounting ring 411 to rotate.
Further, referring to fig. 4-7, the mounting seat 61 is fixedly connected with the annular air channel 421, the side wall of the mounting seat 61 is provided with a notch 65, the inner side of the mounting seat 61 is provided with an inner transmission assembly 66, the inner transmission assembly 66 comprises a double-sided toothed ring 661, the double-sided toothed ring 661 is movably connected with the inner wall of the mounting seat 61 through a bearing, a plurality of gears 662 are arranged on the inner side of the double-sided toothed ring 661, the gears 662 are meshed with the double-sided toothed ring 661, the gears 662 are respectively fixed at the top ends of the vertical pipes 641, the outer side of the mounting seat 61 is provided with an outer transmission assembly 67, the outer transmission assembly 67 comprises a piston cylinder 671, the piston cylinder 671 is fixedly connected with the outer wall of the mounting seat 61, a piston plate 672 is arranged in the piston cylinder 671, one side of the piston plate 672 is fixedly provided with an insert rod 673, and the end part of the insert rod 673 penetrates to the outside of the piston cylinder 671 and is fixedly connected with a rack 674, and the rack 674 extends into the notch 65 and is meshed with the double-sided toothed ring 661.
Wherein, the inside wall and the outside wall of double-sided toothed ring 661 all are provided with the tooth piece, and the inside tooth piece of double-sided toothed ring 661 meshes with gear 662, and the outside tooth piece of double-sided toothed ring 661 meshes with rack 674, and the quantity of gear 662 is the same and one-to-one with the quantity of standpipe 641, and the air current gets into in the piston cylinder 671, promotes the piston plate 672 and removes under the effect of atmospheric pressure, and the piston plate 672 removes and can promote inserted bar 673 and rack 674 removal, can drive double-sided toothed ring 661 rotation when rack 674 removes, can drive a plurality of gears 662 simultaneously and rotate when double-sided toothed ring 661 rotates, and then drives multiunit standpipe 641 and backup pad 642 simultaneously to rotate.
Further, referring to fig. 7, a spring 675 is fixed on one side of the piston plate 672, one end of the spring 675 far away from the piston plate 672 is fixedly connected with the inner wall of the piston cylinder 671, the spring 675 is sleeved on the outer side of the inserting rod 673, a limiting block 676 is arranged on one side of the piston plate 672 far away from the opening end of the piston cylinder 671, and the limiting block 676 is fixedly connected with the inner wall of the piston cylinder 671.
After the high-pressure air flow is introduced into the piston cylinder 671 by the driving mechanism 7, the piston plate 672 can compress the spring 675 when moving under the action of the air pressure of the air flow, when the piston plate 672 contacts the limiting block 676, the piston plate 672 can reach the maximum moving distance, and can keep static under the continuous action of the air pressure, which is beneficial to controlling the moving distance of the rack 674, the moving distance of the rack 674 can limit the rotating angle of the double-sided toothed ring 661, the rotating angle of the double-sided toothed ring 661 can limit the rotating angle of the plurality of gears 662, the rotating angle of the gears can limit the rotating angle of the stand pipes 641 and the supporting plates 642, in practical application, when the piston plate 672 contacts the limiting block 676, the plurality of supporting plates 642 just rotate into the gap between the adjacent vertical rods 63, and when the cleaning work is finished, the air pressure in the piston cylinder 671 is reduced, the piston plate 672 can be driven to move and reset under the elastic force of the spring 675, and then the inserted rod 673 and the rack 674 are driven to reset simultaneously, the double-sided toothed ring 661 can be reset, the double-sided toothed ring 661 can be driven to reset, when the double-sided toothed ring 661 is reset, the plurality of gears 662 can be driven to reset, and the stand pipes 662 and the supporting plates 642 can be reset to be restored to the inner sides of the frame and the frame to be restored.
Further, referring to fig. 1-2, the driving mechanism 7 includes an air pipe 71, one end of the air pipe 71 penetrates through the housing 1 and extends out of the housing 1, a valve 73 is fixed at one end of the air pipe 71 located outside the housing 1, a branch pipe 72 is fixed on the air pipe 71, and the branch pipe 72 is communicated with the air inlet pipe orifice 422 and the piston cylinder 671.
After the valve 73 is opened, air flows into the piston cylinder 671 and the air inlet pipe orifice 422 through the air pipe 71 and the branch pipe 72, one end of the air pipe 71 outside the shell 1 is connected with an air flow power system in the air flow crushing system, so that redundant air flow power in the air flow crushing system can be utilized, the cost and the resources are saved, and the energy utilization rate is improved.
Working principle: when the utility model is used, materials enter the jet mill and are crushed under the action of a plurality of high-pressure air flows, the crushed materials are separated under the action of strong centrifugal force generated by the grading turbine rotating at high speed, fine particles meeting the granularity requirement enter the cyclone separator and the bag type dust collector, the air flow and drug particles are sucked into the shell 1 by the fan on the bag type dust collector, the air flow containing the drug particles passes through the filter bag 5 from the outside of the filter bag 5 and enters the inner side of the framework 6 and is discharged through the top of the framework 6, the filter bag 5 can filter dust in dust-containing gas, after the drug particles with high viscosity are contacted with the filter bag 5, the adhesion of certain drug particles is not strong due to strong intermolecular acting force, but the particles can absorb moisture in the air flow and recrystallize to generate hydraulic substances or crystals, such factors all cause caking paste bags on the surface of the filter bag 5, the caking paste strips are difficult to be cleaned by pulse gas of the dust collector, and the other side edges of each support plate 642 are attached to the filter bag 5 in a normal state, and the other side edges of the support plate 642 point to the inner side of the framework 6;
when the adhesive dust and caking on the surface of the filter bag 5 are required to be cleaned, air flow enters the piston cylinder 671 and the air inlet pipe orifice 422 simultaneously through the air pipe 71 and the branch pipe 72 after the valve 73 is opened, one end of the air pipe 71 positioned outside the shell 1 is connected with an air flow power system in the air flow crushing system, so that the redundant air flow power in the air flow crushing system can be utilized, the cost and the resources are saved, and the energy utilization rate is improved;
after the driving mechanism 7 guides high-pressure air flow into the piston cylinder 671, the piston plate 672 can compress the spring 675 when moving under the action of air pressure of the air flow, when the piston plate 672 contacts the limiting block 676, the maximum moving distance is reached, and the piston plate 672 can be kept still under the continuous action of the air pressure, so that the moving distance of the rack 674 is beneficial to controlling the moving distance of the rack 674, the moving distance of the rack 674 can limit the rotating angle of the double-sided toothed ring 661, the rotating angle of the double-sided toothed ring 661 can limit the rotating angle of a plurality of gears 662, the rotating angle of the gears 662 can limit the rotating angle of the vertical pipes 641 and the supporting plates 642, in practical application, when the piston plate 672 contacts the limiting block 676, the air pressure in the piston cylinder 671 is reduced, the piston plate 672 can be driven to move and reset under the elastic action of the spring 675, and then the inserted rod 673 and the rack 674 are driven to reset, the double-sided toothed ring 661 can be driven to reset, the plurality of gears 662 can be driven to reset, and the plurality of groups of gears 662 and the supporting plates 642 can be driven to reset to the inner sides of the vertical pipes 642 and the supporting plates to reset back to the inner sides 6 after the reset;
when the high-pressure air flow is led into the piston cylinder 671, the air flow enters the annular air passage 421 through the air exhaust pipe orifice 423 and is exhausted through the air exhaust pipe orifice 423, the air can drive the blades 424 fixed on the mounting ring 411 to move when entering the annular air passage 421 so as to drive the mounting ring 411 to rotate, the side scraping blade 412 and the bottom scraping blade 413 can be driven to rotate around the filter bag 5 when the mounting ring 411 rotates, the scraping blade 41 is always tightly attached to the outer surface of the spread filter bag 5 in the rotating process, and then cohesive dust on the outer surface of the filter bag 5 is fully scraped and cleaned, so that the cleaning effect of the scraping blade 41 on the surface of the filter bag 5 is improved, the filtering effect of the filter bag 5 is effectively ensured, and the service life of the filter bag 5 is prolonged;
after the cleaning operation is finished, the valve 73 is closed, the scraper 41 stops rotating, the air pressure in the piston cylinder 671 is reduced, the piston plate 672 can be driven to move and reset under the action of the elastic force of the spring 675, then the inserted rod 673 and the rack 674 are driven to reset, the rack 674 can drive the double-sided toothed ring 661 to reset after reset, the double-sided toothed ring 661 can drive the gears 662 to reset when reset, the plurality of groups of vertical pipes 641 and the supporting plates 642 can be driven to reset when reset, and the reset supporting plates 642 are stored inside the framework 6 again.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The utility model provides a dust collector of jet mill for pesticide processing, includes casing (1), casing (1) inside is fixed with baffle (2), mounting groove (3), its characterized in that have been seted up on baffle (2) surface: a cleaning mechanism (4), a filter bag (5) and a framework (6) are arranged in the mounting groove (3), and a driving mechanism (7) is arranged at the top of the partition board (2);
the filter bag (5) is sleeved outside the framework (6), and the top end of the filter bag (5) is fixed with the top end of the framework (6);
the cleaning mechanism (4) comprises a scraping plate (41), and the scraping plate (41) is sleeved on the outer side of the filter bag (5);
the framework (6) comprises a mounting seat (61) positioned at the top and a positioning ring (62) positioned at the bottom, a plurality of vertical rods (63) are fixedly connected between the positioning ring (62) and the mounting seat (61), the vertical rods (63) are distributed in a ring-shaped array, a plurality of supporting components (64) are arranged on the framework (6), the supporting components (64) comprise vertical pipes (641), the vertical pipes (641) are movably connected with the vertical rods (63), and supporting plates (642) are fixedly arranged on the vertical pipes (641);
when the outer surface of the filter bag (5) is cleaned, the driving mechanism (7) drives the supporting plates (642) to rotate and fill gaps between the adjacent vertical rods (63), the outer surface of the filter bag (5) is fully spread under the action of the supporting plates (642), the contact positions of the outer surface of the filter bag (5) and the scraping plate (41) are tightly attached to the scraping plate (41), and meanwhile, the driving mechanism (7) drives the scraping plate (41) to rotate around the filter bag (5) to fully scrape and clean dust on the outer surface of the filter bag (5);
the cleaning mechanism (4) further comprises a scraper driving assembly (42), the scraper driving assembly (42) comprises an annular air passage (421), the annular air passage (421) is fixed at the top edge of the mounting groove (3), an air inlet pipe orifice (422) and an air outlet pipe orifice (423) are arranged on the outer wall of the annular air passage (421), a plurality of blades (424) are arranged in the annular air passage (421), and the blades (424) are fixedly connected with the outer wall of the mounting ring (411);
the mounting seat (61) is fixedly connected with the annular air passage (421), a notch (65) is formed in the side wall of the mounting seat (61), an inner transmission assembly (66) is arranged on the inner side of the mounting seat (61), and an outer transmission assembly (67) is arranged on the outer side of the mounting seat (61);
the inner transmission assembly (66) comprises a double-sided toothed ring (661), the double-sided toothed ring (661) is movably connected with the inner wall of the mounting seat (61) through a bearing, a plurality of gears (662) are arranged on the inner side of the double-sided toothed ring (661), the gears (662) are meshed with the double-sided toothed ring (661), and the gears (662) are respectively fixed at the top ends of the vertical pipes (641);
the outer transmission assembly (67) comprises a piston cylinder (671), the piston cylinder (671) is fixedly connected with the outer wall of the mounting seat (61), a piston plate (672) is arranged in the piston cylinder (671), a plunger rod (673) is fixed on one side of the piston plate (672), the end part of the plunger rod (673) penetrates through the outside of the piston cylinder (671) and is fixedly connected with a rack (674), and the rack (674) extends into the notch (65) and is meshed with the double-sided toothed ring (661);
a spring (675) is fixed on one side of the piston plate (672), one end, far away from the piston plate (672), of the spring (675) is fixedly connected with the inner wall of the piston cylinder (671), and the spring (675) is sleeved on the outer side of the inserted link (673);
a limiting block (676) is arranged on one side of the piston plate (672) far away from the opening end of the piston cylinder (671), and the limiting block (676) is fixedly connected with the inner wall of the piston cylinder (671);
the driving mechanism (7) comprises an air pipe (71), one end of the air pipe (71) penetrates through the shell (1) and extends out of the shell (1), a valve (73) is fixed at one end of the air pipe (71) outside the shell (1), a branch pipe (72) is fixed on the air pipe (71), and the branch pipe (72) is communicated with the air inlet pipe orifice (422) and the piston cylinder (671).
2. The dust removing apparatus of a jet mill for processing agricultural chemicals as claimed in claim 1, wherein: the scraper blade (41) comprises a mounting ring (411), side scraping blades (412) and a bottom scraping blade (413), wherein the mounting ring (411) is movably connected with the inner wall of the mounting groove (3) through a bearing, the side scraping blades (412) are of a bent structure and are arranged in a plurality, and two ends of each side scraping blade (412) are respectively fixedly connected with the mounting ring (411) and the bottom scraping blade (413).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310205873.5A CN116020210B (en) | 2023-03-06 | 2023-03-06 | Dust collector of jet mill for pesticide processing |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310205873.5A CN116020210B (en) | 2023-03-06 | 2023-03-06 | Dust collector of jet mill for pesticide processing |
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| CN116020210B true CN116020210B (en) | 2023-11-10 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116371094B (en) * | 2023-06-01 | 2023-08-22 | 山东崇正特种水泥有限公司 | Dust capturing and collecting device |
| CN116551229B (en) * | 2023-07-04 | 2023-09-19 | 山东威猛工程机械有限公司 | Panel welding protection machanism |
| CN116571342B (en) * | 2023-07-14 | 2023-11-03 | 河南中杰药业有限公司 | Wet mixing granulator |
| CN117085448B (en) * | 2023-10-11 | 2024-01-30 | 无锡市诺一智能科技有限公司 | Intelligent dust removing equipment with early warning function for factory |
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| CN116020210A (en) | 2023-04-28 |
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