CN115069065A - Noble metal is smelted and is used waste gas innocent treatment device - Google Patents
Noble metal is smelted and is used waste gas innocent treatment device Download PDFInfo
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- CN115069065A CN115069065A CN202210638573.1A CN202210638573A CN115069065A CN 115069065 A CN115069065 A CN 115069065A CN 202210638573 A CN202210638573 A CN 202210638573A CN 115069065 A CN115069065 A CN 115069065A
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- air inlet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/06—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with moving adsorbents, e.g. rotating beds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/025—Other waste gases from metallurgy plants
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a waste gas harmless treatment device for precious metal smelting, which comprises an underframe and a hood, wherein the hood is arranged above the underframe, a feeding assembly is arranged on the outer side of the hood, an air inlet pipe is arranged at the top of the feeding assembly, and a driving motor is arranged on the feeding assembly at one side, far away from the hood, of the air inlet pipe; the feeding assembly comprises a rectangular square tubular conduit communicated with the air inlet pipe and the hood, a filter screen is arranged in the conduit between the air inlet pipe and the hood, a guide rod transversely penetrates through one side of the hood and is far away from the bottom of the conduit, and a rectangular square frame-shaped transmission frame extending longitudinally is fixed at one end of the guide rod extending into the interior of the conduit. Has the advantages that: according to the invention, the feeding assembly capable of filtering dust impurities in the waste gas is arranged on the air inlet side of the treatment tank for storing the adsorbent, so that the dust content in the waste gas discharged into the adsorbent area is reduced, and the waste removal efficiency of the adsorbent is improved.
Description
Technical Field
The invention relates to the field of precious metal smelting, in particular to a waste gas harmless treatment device for precious metal smelting.
Background
In the production process of metal smelting, waste gas, waste water and waste slag are generated, and the pollution of the products to the environment is serious. The waste gas, mainly sulfur dioxide gas produced by heavy metal smelting, smoke dust containing heavy metal compounds, hydrogen fluoride gas produced by an aluminum electrolysis plant, and chlorine gas produced by enterprises related to heavy metal smelting, light metal smelting and rare metal smelting need to be subjected to harmless treatment in the precious metal smelting process and then discharged into the air.
The applicant finds that at least the following technical problems exist in the prior art: the existing waste gas harmless treatment equipment for noble metal smelting directly discharges waste gas into a treatment tank for storing an adsorbent, a solid granular adsorption medium is used for absorbing the waste gas, a large amount of dust mixed waste gas enters the treatment tank in the process, and the dust is coated and accumulated on the surface of the adsorbent, so that the waste removing function of the adsorbent is reduced, and the waste gas treatment efficiency is influenced.
Disclosure of Invention
The present invention aims to solve the above problems and provide a waste gas harmless treatment device for precious metal smelting, wherein a feeding component capable of filtering dust and impurities in waste gas is arranged on the air inlet side of a treatment tank for storing an adsorbent, so as to reduce the dust content in the waste gas discharged into an adsorbent area, improve the waste removal efficiency of the adsorbent, automatically clean and collect the dust adhered on a filter screen, ensure that the filter screen is always in a normal working state, prevent a large amount of dust adhered on the filter screen from affecting the filtering efficiency of the filter screen, and increase the contact area and time between the adsorbent inside a hood and the waste gas by arranging a roller in a stirring and rotating state, so as to further increase the waste gas treatment effect, which will be described in detail below.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a waste gas harmless treatment device for precious metal smelting, which comprises an underframe and a hood, wherein the hood is arranged above the underframe, a feeding assembly is arranged on the outer side of the hood, an air inlet pipe is arranged at the top of the feeding assembly, and a driving motor is arranged on the feeding assembly at one side, far away from the hood, of the air inlet pipe;
the feeding subassembly is including the intercommunication the intake pipe with the rectangle square tube form pipe of aircraft bonnet, the intake pipe with between the aircraft bonnet the inside filter screen that is provided with of pipe, keep away from the pipe bottom aircraft bonnet one side transversely runs through there is the guide arm, the guide arm stretches into the inside one end of pipe and is fixed with the rectangle square frame form transmission frame of longitudinal extension, transmission frame is kept away from guide arm one side and is articulated to have a support arm, transmission frame one end tilt up and be fixed with the clean pole of longitudinal extension are kept away from to the support arm, clean pole is the round bar structure of the outer circumference side densely covered brush hair and butt in the filter screen air inlet side, the driving motor output is provided with the rotation and stretches into the inside pivot of pipe, the pivot bottom mounting has the carousel, and this carousel bottom eccentric department is fixed with the transfer line that penetrates in the transmission frame, the transfer line with transmission frame sliding fit.
When the device is used, waste gas to be treated is conveyed into the guide pipe along the opening at the top end of the air inlet pipe, so that the waste gas is guided into the roller inside the hood along the guide pipe, meanwhile, the granular adsorbent is guided into the roller along the feed hopper, the stirring motor drives the roller and the stirring sheet to synchronously rotate through the coupler, the spiral stirring sheet drives the adsorbent to be conveyed to one side close to the feeding assembly, and meanwhile, the bumps densely distributed in the roller drive the granular adsorbent to turn over so as to adsorb harmful substances in the waste gas by using the adsorbent inside the roller; after waste gas enters an air inlet pipe, the waste gas is guided into a guide pipe through an air inlet hole, at the moment, a driving motor is started to drive a rotating shaft and a belt pulley to rotate, a driving belt is used for driving a fan blade to rotate, so that the waste gas is guided into the air inlet pipe by the fan blade, meanwhile, the rotating shaft drives a rotating disc to rotate, a transmission rod at the eccentric position of the bottom of the rotating disc drives a transmission frame to slide back and forth under the guide of a guide rod, at the moment, the transmission frame draws a support arm and a cleaning rod at the end part of the support arm to rotate back and forth, in the downward moving process of the cleaning rod, dust left on a filter screen and filtered by the waste gas is scraped downwards by using bristles at the outer side of the cleaning rod, when an ejector rod at the bottom end of the support arm moves downwards to a top tight sealing door, the top rod pushes the sealing door to open downwards, at the moment, the dust swept by the cleaning rod drops into a collecting box, meanwhile, a top head and a slide rod move downwards under the pushing of a pressure spring, and the sealing door is fixed by the slide rod, a compression auxiliary disc moves downwards to the inner side of a neck supporting section, the air inlet pipe is closed when the collecting box is opened, dust stored in the collecting box is prevented from being blown up again by waste gas continuously input into the air inlet pipe, and the cleaning of the filter screen and the collection process of sweeping down the dust are completed.
Preferably, a stop block is fixed at one end of the guide rod, which penetrates out of the guide tube, a top rod is fixed at the lower side of the middle part of the support arm, the top rod is perpendicular to the support arm in the length direction, and a collecting box is arranged at the bottom of the guide tube below the top rod.
Preferably, the collecting box is a hollow box body with an open top, the collecting box is communicated with the guide pipe, a sealing door for sealing the collecting box is arranged at the open top of the collecting box, one side of the sealing door, which is close to the transmission frame, is hinged with the inner wall of the collecting box, and a spring tightly abutting against the inner wall of the collecting box is arranged at the bottom of the other side of the sealing door.
Preferably, the bottom of the driving motor is provided with a door-shaped frame, the door-shaped frame is fixed on the top side of the guide pipe, the output end of the driving motor penetrates into the inner side of the door-shaped frame in a rotating mode, a driving belt pulley is arranged at the joint of the output end of the driving motor and the rotating shaft, a rotating seat is arranged on the inner side of an opening in the top end of the air inlet pipe, a fan shaft is rotatably matched in the rotating seat, a transmission belt pulley is arranged in the middle of the fan shaft, and the driving belt pulley is in transmission connection with the transmission belt pulley through a transmission belt.
Preferably, a plurality of groups of fan blades are arranged on the outer circumference side of the bottom end of the fan shaft in a surrounding mode, the outer circumference side of the air inlet pipe below the fan blades is gathered inwards to form a necking section, an auxiliary disc is arranged inside the air inlet pipe above the necking section, and the diameter of the auxiliary disc is between the inner diameter of the necking section and the inner diameter of the top end of the air inlet pipe.
Preferably, a sliding rod penetrating through a guide pipe is fixed in the middle of the bottom surface of the auxiliary disc, the sliding rod is in clearance fit with the guide pipe, a top is fixed at the bottom end of the sliding rod and abuts against the top side of the support arm, and a pressure spring is sleeved outside the sliding rod between the top and the inner wall of the guide pipe.
Preferably, the top surface of the conduit on the outer circumference side of the sliding rod is provided with a plurality of groups of air inlets in a surrounding manner, and the conduit is communicated with the air inlet pipe through the air inlets.
Preferably, the underframe comprises four groups of upright rods distributed in a rectangular manner, the top ends of the two groups of upright rods on the two sides of the hood are longitudinally connected with longitudinal beams, the bottom ends of the upright rods are horizontally and fixedly provided with support legs, and mounting holes are vertically communicated in the middle of the support legs.
Preferably, a roller is rotatably arranged in the hood, a spirally extending stirring sheet is arranged in the roller, bumps are uniformly distributed on the inner wall of the roller, a stirring motor for driving the roller to rotate is arranged above the underframe below the feeding assembly, and rotating guide wheels for supporting the roller to rotate are arranged at the front and back parts of the opposite sides of the two groups of longitudinal beams.
Preferably, the top of the hood is provided with a spray tower for spraying water to the inside of the roller, a motor base for supporting the stirring motor to be fixed on the longitudinal beam is arranged on the outer side of the stirring motor, a coupler is arranged between the output end of the stirring motor and the side wall of the roller, the roller is close to one end of the feeding assembly, the two ends of the roller are mutually communicated, and the hood is far away from one side of the feeding assembly and is provided with a feeding hopper stretching into the inside of the roller.
Has the advantages that: according to the invention, the feeding assembly capable of filtering dust impurities in the waste gas is arranged on the air inlet side of the treatment tank for storing the adsorbent, so that the dust content in the waste gas discharged into the adsorbent area is reduced, and the waste removal efficiency of the adsorbent is improved;
meanwhile, dust adhered to the filter screen can be automatically cleaned and collected, the filter screen is ensured to be always in a normal working state, the filter efficiency of the filter screen is prevented from being influenced by a large amount of dust adhered to the filter screen, the contact area and time of an adsorbent in the hood and waste gas are increased by arranging the roller in a stirring and rotating state, and the waste gas treatment effect is further increased;
the inside cylinder that holds the solid particle adsorbent that sets up of aircraft bonnet, continuously rotate in order to increase the area of contact of adsorbent to waste gas through the cylinder, and then improve waste gas adsorption treatment efficiency, the practicality is strong.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a front view structural diagram of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic structural breakdown of the present invention;
FIG. 4 is a front sectional view of the present invention;
FIG. 5 is a front sectional view of the feed assembly of the present invention;
fig. 6 is a top view structural view of the present invention.
The reference numerals are explained below:
1. a chassis; 101. erecting a rod; 101a, a leg; 102. a stringer; 103. rotating the guide wheel; 2. a hood; 201. a drum; 201a, a bump; 3. a stirring sheet; 4. a stirring motor; 401. a motor base; 402. a coupling; 5. a feed assembly; 501. a conduit; 501a, an air inlet hole; 502. filtering with a screen; 503. a support arm; 504. a top rod; 505. cleaning the rod; 506. a transmission frame; 507. a guide bar; 507a, a stop block; 508. a collection box; 509. sealing the door; 509a, a spring; 6. an air inlet pipe; 601. a rotating seat; 602. a fan blade; 603. a necking section; 604. an auxiliary disc; 605. a slide bar; 606. ejecting the head; 607. a pressure spring; 7. a feed hopper; 8. a spray tower; 9. a drive motor; 901. a rotating shaft; 902. a turntable; 903. a transmission rod; 904. a drive belt.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1 to 6, the invention provides a waste gas harmless treatment device for precious metal smelting, which comprises an underframe 1 and a hood 2, wherein the hood 2 is arranged above the underframe 1, a feeding assembly 5 is arranged on the outer side of the hood 2, the top of the feeding assembly 5 is provided with an air inlet pipe 6, a driving motor 9 is arranged on the feeding assembly 5 on one side, away from the hood 2, of the air inlet pipe 6, and the air inlet pipe 6 is used for conveying waste gas to be treated into the feeding assembly 5;
the feeding component 5 comprises a rectangular square tubular conduit 501 communicating an air inlet pipe 6 and a hood 2, a filter screen 502 is arranged in the conduit 501 between the air inlet pipe 6 and the hood 2, the filter screen 502 is used for filtering dust and impurities in waste gas, a guide rod 507 transversely penetrates through one side of the bottom of the conduit 501, which is far away from the hood 2, a rectangular square frame-shaped transmission frame 506 extending longitudinally is fixed at one end of the guide rod 507 extending into the conduit 501, a support arm 503 is hinged at one side of the transmission frame 506, which is far away from the guide rod 507, one end of the support arm 503, which is far away from the transmission frame 506, is inclined upwards and is fixed with a cleaning rod 505 extending longitudinally, the cleaning rod 505 is a round rod structure with bristles densely distributed on the outer circumferential side and abutted against the air inlet side of the filter screen 502, a rotating shaft 901 rotating and extending into the conduit 501 is arranged at the output end of a driving motor 9, a rotating disc 902 is fixed at the bottom end of the rotating disc 902, a driving rod 903 penetrating into the transmission frame 506 is fixed at an eccentric position at the bottom of the rotating disc, the transmission rod 903 is in sliding fit with the transmission frame 506, so that the transmission rod 903 is driven to rotate through the turntable 902, the transmission frame 506 is driven to drive the support arm 503 to rotate back and forth, and impurities adhered on the filter screen 502 are swept and removed by the end cleaning rod 505 of the support arm 503.
As an optional implementation manner, a stop 507a is fixed at one end of the guide rod 507 penetrating through the guide pipe 501, a top rod 504 is fixed at the lower side of the middle part of the support arm 503, the length directions of the top rod 504 and the support arm 503 are mutually perpendicular, a collection box 508 is arranged at the bottom of the guide pipe 501 below the top rod 504, the collection box 508 is a hollow box body with an open top, the collection box 508 is communicated with the guide pipe 501, a sealing door 509 for sealing the collection box 508 is arranged at the open top of the collection box 508, one side of the sealing door 509 close to the transmission frame 506 is hinged with the inner wall of the collection box 508, a spring 509a tightly abutting against the inner wall of the collection box 508 is arranged at the bottom of the other side of the sealing door 509, and the sealing door 509 is pushed by the spring 509a to keep the closed state of the open top of the collection box 508;
the bottom of the driving motor 9 is provided with a door-shaped frame which is fixed on the top side of the guide pipe 501, the output end of the driving motor 9 penetrates the inner side of the door-shaped frame in a rotating way, a driving belt pulley is arranged at the joint of the output end of the driving motor 9 and the rotating shaft 901, the inner side of the opening at the top end of the air inlet pipe 6 is provided with a rotating seat 601, a fan shaft is matched with the rotating seat 601 in a rotating way, the middle part of the fan shaft is provided with a driving belt 904 wheel, the driving belt pulley is connected with the driving belt 904 wheel in a driving way through a driving belt 904, the outer circumference side at the bottom end of the fan shaft is provided with a plurality of groups of fan blades 602 in a surrounding way, the outer circumference side of the air inlet pipe 6 below the fan blades 602 is gathered to the inner side to form a necking section 603, the inner part of the air inlet pipe 6 above the necking section 603 is provided with an auxiliary disc 604, the diameter of the auxiliary disc 604 is between the inner diameter of the necking section 603 and the inner diameter of the top end of the air inlet pipe 6, so as to ensure that the auxiliary disc 604 moves down to be tightly against the inner side of the necking section 603 to seal the necking section 603, a sliding rod 605 penetrating through the guide pipe 501 is fixed in the middle of the bottom surface of the auxiliary disc 604, the sliding rod 605 is in clearance fit with the guide pipe 501, a top 606 is fixed at the bottom end of the sliding rod 605, the top 606 abuts against the top side of the support arm 503, a pressure spring 607 is sleeved outside the sliding rod 605 between the top 606 and the inner wall of the guide pipe 501, a plurality of groups of air inlets 501a are arranged on the top surface of the guide pipe 501 at the outer circumferential side of the sliding rod 605 in a surrounding manner, and the guide pipe 501 is communicated with the air inlet pipe 6 through the air inlets 501 a;
the underframe 1 comprises four groups of upright rods 101 which are distributed in a rectangular manner, the top ends of two groups of upright rods 101 at the two sides of the hood 2 are longitudinally connected with longitudinal beams 102, support legs 101a are horizontally fixed at the bottom ends of the upright rods 101, a mounting hole vertically penetrates through the middle part of each support leg 101a so as to conveniently penetrate through an anchor bolt in the mounting hole to further fix the whole equipment at the ground position of a set area, a roller 201 is rotatably arranged in the hood 2, stirring blades 3 which extend spirally are arranged in the roller 201, lugs 201a are uniformly distributed on the inner wall of the roller 201, a stirring motor 4 which drives the roller 201 to rotate is arranged above the underframe 1 below the feeding assembly 5, rotating guide wheels 103 which support the roller 201 to rotate are arranged at the front and back parts of the opposite sides of the two groups of longitudinal beams 102, a spray tower 8 which sprays water to the inside the roller 201 is arranged at the top of the hood 2, and a motor base 401 which supports the stirring motor 4 and is fixed on the longitudinal beams 102 is arranged outside the stirring motor 4, and be provided with shaft coupling 402 between 4 output of agitator motor and the cylinder 201 lateral wall, cylinder 201 is close to 5 one end tilt up of feeding subassembly, and cylinder 201 both ends communicate each other, and feeding subassembly 5 one side is kept away from to aircraft bonnet 2 is provided with the feeder hopper 7 that stretches into the inside of cylinder 201.
By adopting the structure, when the exhaust gas treatment device is used, exhaust gas to be treated is conveyed into the guide pipe 501 along the top opening of the air inlet pipe 6, so that the exhaust gas is guided into the roller 201 in the hood 2 along the guide pipe 501, meanwhile, the granular adsorbent is guided into the roller 201 along the feed hopper 7, at the moment, the stirring motor 4 drives the roller 201 and the stirring sheet 3 to synchronously rotate through the coupler 402, the spiral stirring sheet 3 drives the adsorbent to be conveyed to the side close to the feed assembly 5, and meanwhile, the bumps 201a densely distributed in the roller 201 drive the granular adsorbent to turn over so as to adsorb harmful substances in the exhaust gas by using the adsorbent in the roller 201; after the exhaust gas enters the air inlet pipe 6, the exhaust gas is introduced into the guide pipe 501 through the air inlet hole 501a, at this time, the driving motor 9 is started to drive the rotating shaft 901 and the belt pulley to rotate, the driving belt 904 is used to drive the fan blades 602 to rotate, thereby the exhaust gas is guided into the air inlet pipe 6 by the fan blades 602 to be conveyed, at the same time, the rotating shaft 901 drives the rotating disc 902 to rotate, the driving rod 903 at the eccentric position at the bottom of the rotating disc 902 drives the driving frame 506 to slide back and forth under the guidance of the guide rod 507, at this time, the driving frame 506 pulls the support arm 503 and the cleaning rod 505 at the end thereof to rotate back and forth, during the downward movement of the cleaning rod 505, the dust left after the exhaust gas is filtered on the filter screen 502 is scraped downwards by the bristles at the outer side of the cleaning rod 505, when the push rod 504 at the bottom end of the push rod 503 moves down to the top tight sealing door 509, the push rod 504 pushes the sealing door 509 to open downwards, at this time, the dust swept by the cleaning rod 505 falls into the collection box 508, and the push head 606 and the sliding rod 605 pushes downwards under the pressure spring 607, while the top rod 504 is opening the sealing door 509, the sliding rod 605 pulls the auxiliary disc 604 to move downwards to the inner side of the tight neck section 603, so as to close the air inlet pipe 6 while opening the collection box 508, thereby avoiding that the waste gas continuously input into the conduit 501 blows up the dust stored in the collection box 508 again, and completing the cleaning of the filter screen 502 and the collection process of sweeping dust;
the feeding assembly 5 capable of filtering dust impurities in waste gas is arranged on the air inlet side of the treatment tank for storing the adsorbent, so that the dust content in the waste gas discharged into the adsorbent area is reduced, and the waste removal efficiency of the adsorbent is improved;
meanwhile, dust adhered to the filter screen 502 can be automatically cleaned and collected, the filter screen 502 is ensured to be always in a normal working state, the filter screen 502 is prevented from being adhered with a large amount of dust to influence the filtering efficiency of the filter screen, the roller 201 in a stirring and rotating state is arranged to increase the contact area and time of the adsorbent in the hood 2 and the waste gas, and the waste gas treatment effect is further increased;
at the inside cylinder 201 that holds the solid particle adsorbent that sets up of aircraft bonnet 2, continuously rotate in order to increase the area of contact of adsorbent to waste gas through cylinder 201, and then improve waste gas adsorption treatment efficiency, the practicality is strong.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a noble metal is smelted and is used waste gas innocent treatment device which characterized in that: the device comprises an underframe (1) and a hood (2), wherein the hood (2) is arranged above the underframe (1), a feeding assembly (5) is arranged on the outer side of the hood (2), an air inlet pipe (6) is arranged at the top of the feeding assembly (5), and a driving motor (9) is arranged on the feeding assembly (5) at one side, far away from the hood (2), of the air inlet pipe (6);
the feeding assembly (5) comprises a rectangular square tubular conduit (501) communicated with the air inlet pipe (6) and the hood (2), a filter screen (502) is arranged in the conduit (501) between the air inlet pipe (6) and the hood (2), a guide rod (507) transversely penetrates through one side, far away from the hood (2), of the bottom of the conduit (501), a longitudinally extending rectangular square frame-shaped transmission frame (506) is fixed at one end, extending into the conduit (501), of the guide rod (507), a support arm (503) is hinged at one side, far away from the guide rod (507), of the support arm (503), one end, far away from the transmission frame (506), of the support arm (503) is upwards inclined and is fixed with a longitudinally extending cleaning rod (505), the cleaning rod (505) is a round rod structure with bristles densely distributed on the outer circumferential side and abutted against the filter screen (502), a rotating shaft (901) extending into the conduit (501) is arranged at the output end of the driving motor (9), the bottom end of the rotating shaft (901) is fixedly provided with a rotating disc (902), the eccentric part at the bottom of the rotating disc (902) is fixedly provided with a transmission rod (903) penetrating into the transmission frame (506), and the transmission rod (903) is in sliding fit with the transmission frame (506).
2. The device for harmless treatment of exhaust gas for noble metal smelting according to claim 1, characterized in that: a stop block (507a) is fixed at one end of the guide rod (507) penetrating through the guide pipe (501), a push rod (504) is fixed at the lower side of the middle part of the support arm (503), the length directions of the push rod (504) and the support arm (503) are mutually vertical, and a collecting box (508) is arranged at the bottom of the guide pipe (501) below the push rod (504).
3. The waste gas harmless treatment device for precious metal smelting according to claim 2, characterized in that: the collecting box (508) is a hollow box body with an opening at the top, the collecting box (508) is communicated with the guide pipe (501), a sealing door (509) for sealing the collecting box (508) is arranged at the opening at the top of the collecting box (508), one side of the sealing door (509) close to the transmission frame (506) is hinged with the inner wall of the collecting box (508), and a spring (509a) tightly abutting against the inner wall of the collecting box (508) is arranged at the bottom of the other side of the sealing door (509).
4. The device for harmless treatment of exhaust gas for noble metal smelting according to claim 3, characterized in that: driving motor (9) bottom is provided with door type frame, and this door type frame is fixed in pipe (501) top side, driving motor (9) output is rotated and is penetrated this door type frame inboard, just driving motor (9) output with pivot (901) department of meeting is provided with driving pulley, intake pipe (6) top end opening inboard is provided with rotates seat (601), rotate seat (601) inside normal running fit fan axle, fan axle middle part is provided with driving belt (904) wheel, driving pulley with through driving belt (904) transmission connection between the wheel.
5. The waste gas innocent treatment device for precious metal smelting according to claim 4, characterized in that: the fan shaft bottom outer circumference side is provided with multiunit flabellum (602) in the surrounding, flabellum (602) below the inboard formation necking segment (603) of gathering together of intake pipe (6) outer circumference side, necking segment (603) top intake pipe (6) inside is provided with auxiliary disc (604), and this auxiliary disc (604) diameter is between necking segment (603) internal diameter and intake pipe (6) top internal diameter.
6. The device for harmless treatment of exhaust gas for noble metal smelting according to claim 5, characterized in that: a sliding rod (605) penetrating through a guide pipe (501) is fixed in the middle of the bottom surface of the auxiliary disc (604), the sliding rod (605) is in clearance fit with the guide pipe (501), a top head (606) is fixed at the bottom end of the sliding rod (605), the top head (606) is tightly abutted to the top side of the support arm (503), and a pressure spring (607) is sleeved outside the sliding rod (605) between the top head (606) and the inner wall of the guide pipe (501).
7. The waste gas innocent treatment device for precious metal smelting according to claim 6, characterized in that: the top surface of the conduit (501) on the outer circumferential side of the sliding rod (605) is provided with a plurality of groups of air inlet holes (501a) in a surrounding manner, and the conduit (501) is communicated with the air inlet pipe (6) through the air inlet holes (501 a).
8. The device for harmless treatment of exhaust gas for noble metal smelting according to claim 1, characterized in that: the aircraft bonnet is characterized in that the underframe (1) comprises four groups of upright rods (101) distributed in a rectangular mode, longitudinal beams (102) are longitudinally connected to the top ends of the two groups of upright rods (101) on the two sides of the aircraft bonnet (2), supporting legs (101a) are horizontally fixed to the bottom ends of the upright rods (101), and mounting holes are vertically formed in the middle of the supporting legs (101a) in a penetrating mode.
9. The waste gas harmless treatment device for precious metal smelting according to claim 8, characterized in that: the rotary drum type feeding machine is characterized in that a rotary drum (201) is rotatably arranged in the machine cover (2), a spirally extending stirring sheet (3) is arranged in the rotary drum (201), bumps (201a) are uniformly distributed on the inner wall of the rotary drum (201), a stirring motor (4) for driving the rotary drum (201) to rotate is arranged above the underframe (1) below the feeding assembly (5), and rotary guide wheels (103) for supporting the rotary drum (201) to rotate are arranged on the front and back of the opposite sides of the two groups of longitudinal beams (102).
10. The waste gas harmless treatment device for precious metal smelting according to claim 9, characterized in that: aircraft bonnet (2) top is provided with spray column (8) to the inside water spray of cylinder (201), agitator motor (4) outside is provided with supports motor cabinet (401) on this agitator motor (4) is fixed in longeron (102), just agitator motor (4) output with be provided with shaft coupling (402) between cylinder (201) the lateral wall, cylinder (201) are close to feeding subassembly (5) one end tilt up, just cylinder (201) both ends communicate each other, aircraft bonnet (2) are kept away from feeding subassembly (5) one side is provided with feeder hopper (7) that stretch into cylinder (201) inside.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210638573.1A CN115069065B (en) | 2022-06-08 | 2022-06-08 | Waste gas innocent treatment device for noble metal smelting |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210638573.1A CN115069065B (en) | 2022-06-08 | 2022-06-08 | Waste gas innocent treatment device for noble metal smelting |
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| CN115069065B CN115069065B (en) | 2023-08-22 |
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| US20180111081A1 (en) * | 2016-10-20 | 2018-04-26 | General Electric Technology Gmbh | System and method for reducing carbon dioxide emissions from a flue gas |
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| CN115069065B (en) | 2023-08-22 |
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