CN116060365A - Silicon carbide cleaning device and cleaning method thereof - Google Patents
Silicon carbide cleaning device and cleaning method thereof Download PDFInfo
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- CN116060365A CN116060365A CN202310206198.8A CN202310206198A CN116060365A CN 116060365 A CN116060365 A CN 116060365A CN 202310206198 A CN202310206198 A CN 202310206198A CN 116060365 A CN116060365 A CN 116060365A
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- 238000004140 cleaning Methods 0.000 title claims abstract description 154
- 229910010271 silicon carbide Inorganic materials 0.000 title claims abstract description 129
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims abstract description 125
- 238000000034 method Methods 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 95
- 230000007246 mechanism Effects 0.000 claims abstract description 93
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 69
- 238000001914 filtration Methods 0.000 claims abstract description 48
- 239000000843 powder Substances 0.000 claims abstract description 34
- 239000004576 sand Substances 0.000 claims abstract description 34
- 238000012216 screening Methods 0.000 claims abstract description 34
- 238000011010 flushing procedure Methods 0.000 claims abstract description 29
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 21
- 239000010439 graphite Substances 0.000 claims abstract description 21
- 239000012535 impurity Substances 0.000 claims abstract description 20
- 230000007306 turnover Effects 0.000 claims abstract description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 48
- 238000009826 distribution Methods 0.000 claims description 33
- 238000005406 washing Methods 0.000 claims description 24
- 238000000926 separation method Methods 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 14
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 9
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 9
- 241001330002 Bambuseae Species 0.000 claims description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 9
- 239000011425 bamboo Substances 0.000 claims description 9
- 239000000428 dust Substances 0.000 claims description 9
- 241001233242 Lontra Species 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 4
- 230000007723 transport mechanism Effects 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 238000007667 floating Methods 0.000 claims description 2
- 238000005086 pumping Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 230000000903 blocking effect Effects 0.000 description 15
- 239000007788 liquid Substances 0.000 description 7
- 238000007790 scraping Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000009298 carbon filtering Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a silicon carbide cleaning device and a cleaning method thereof, and belongs to the field of silicon carbide cleaning. The device mainly comprises more than one cleaning box, wherein a cleaning mechanism is arranged in the cleaning box, two sides of the cleaning box are respectively provided with a moving assembly, a screening mechanism for salvaging impurities is arranged on the moving assembly, one end of the cleaning box is provided with a turnover filtering and separating mechanism, and a flushing mechanism matched with the screening mechanism is arranged above the filtering and separating mechanism. The invention has good cleaning effect, reduces the cleaning times of silicon carbide, greatly improves the cleaning efficiency, effectively cleans the free graphite on the water surface, can continuously use the cleaned water, and saves water resources. The invention is mainly used for cleaning silicon carbide micro powder and silicon carbide granularity sand.
Description
Technical Field
The invention belongs to the field of silicon carbide cleaning, and particularly relates to a silicon carbide cleaning device and a cleaning method thereof.
Background
In the silicon carbide granulation, the model is divided according to the granularity of silicon carbide, the larger the model is, the finer the granularity is, and the silicon carbide granularity sand and the silicon carbide micro powder are generally divided, wherein 8# 320# is the silicon carbide granularity sand, and more than 320# is called the silicon carbide micro powder. In order to increase the content of the silicon carbide sand, an acid-base washing or water washing procedure is generally selected. The cost of the water washing process is low, the use is more common, but the water consumption of the water washing process is large, and the water saving is the key of improving the competitiveness of enterprises.
The Chinese patent with the authority of publication number of CN109127559B discloses a silicon carbide micro powder cleaning device and a cleaning method thereof, and the cleaning tank flows in a circulating track through the arrangement of the circulating track and the cleaning tank, so that the multi-station simultaneous operation of the cleaning tank is realized; meanwhile, the waste liquid discharged each time is collected by different cleaning liquid pools according to the sequence, the waste liquid is used as the previous cleaning liquid, the dosage proportion of each cleaning liquid is increased, after the waste liquid is cleaned for 6 to 7 times, the waste liquid is finally added with clean water for flushing, so that the water is saved and the cost of waste water treatment of enterprises is reduced on the premise of ensuring the cleaning quality.
Although the patent solves the problem of saving water, the circulating track is arranged in the workshop, so that the occupied space is large; secondly, every time the cleaning tank moves for cleaning, stirring and standing are needed for 8 hours, the cleaning tank is continuously cleaned for 6-7 times, the time occupied by the cleaning tank is about 50 hours, the working efficiency is too low, the pipeline is required to be connected again during each cleaning, a large amount of time is needed for water inlet and water outlet, and the working efficiency is further reduced.
Disclosure of Invention
The invention aims to solve the technical problems that: the silicon carbide cleaning device and the cleaning method thereof have the advantages that the cleaning effect is good, the cleaning times of silicon carbide are reduced, the cleaning efficiency is greatly improved, free graphite on the water surface can be effectively cleaned, the cleaned water can be continuously used, and the water resource is saved.
The silicon carbide cleaning device comprises more than one cleaning box, wherein cleaning mechanisms are arranged in the cleaning boxes, moving assemblies are respectively arranged on two sides of the cleaning boxes, screening mechanisms for salvaging impurities are arranged on the moving assemblies, a turnover filtering separation mechanism is arranged at one end of each cleaning box, and a flushing mechanism matched with the screening mechanisms is arranged above the filtering separation mechanism.
Preferably, the movable assembly comprises more than two guide rails fixedly connected with the outer side walls of the cleaning box respectively, racks are arranged below the guide rails, sliding plates are arranged on the guide rails in a sliding mode, a servo speed reducing motor is fixed below the sliding plates, movable gears meshed with the racks are arranged at the output ends of the servo speed reducing motor, electric telescopic rods are arranged above the sliding plates, telescopic plates are fixed at the extending ends of the electric telescopic rods, small motors and overturning large gears are arranged on the telescopic plates, the overturning large gears are connected with the telescopic plates in a rotating mode through bearing seats, and overturning small gears meshed with the overturning large gears are arranged at the power output ends of the small motors.
Preferably, one end of the guide rail, which is far away from the filtering and separating mechanism, is fixedly provided with an L-shaped limiting plate, and the L-shaped limiting plate is provided with a photoelectric induction switch matched with the servo speed reducing motor.
Preferably, the screening mechanism comprises a screening frame, the screening frame is fixedly connected with the overturning large gear through a flange plate, a carbon filtering net is arranged in the screening frame, and the mesh number of the carbon filtering net is larger than that of free graphite.
Preferably, the filtering and separating mechanism comprises a filtering box, a box support is fixedly connected to the upper portion of the filtering box, a rotating shaft is fixed to one end, far away from the screening mechanism, of the box support, a support for driving a step table is fixed to the outer side of the upper end of the cleaning box, rotating holes matched with the rotating shaft are formed in the support, and one end, close to the screening mechanism, of the box support is clamped on the step table.
Preferably, the flushing mechanism comprises a circulating pipe fixedly connected with the outer side wall of the flushing tank, one end of the circulating pipe is connected with a flushing water pump, a water inlet of the flushing water pump is communicated with the inside of the flushing tank through a filter screen, a sealing pipe sleeve is arranged at the other end of the circulating pipe, a flushing pipe is connected to the sealing pipe sleeve in a sealing and rotating mode, a plurality of universal bamboo joint water pipes are arranged on the flushing pipe, and a pressurizing spray head is arranged at a water outlet of each universal bamboo joint water pipe.
Preferably, the cleaning mechanism comprises a gas distribution pipe paved along the length direction of the cleaning box, two ends of the gas distribution pipe are sealed and hollow, one side of the gas distribution pipe is uniformly provided with a plurality of gas distribution pipes, gas outlet holes are respectively formed right above the gas distribution pipes and obliquely above two sides of the gas distribution pipes, and the gas outlet holes of adjacent gas distribution pipes are staggered; the other side of the air distribution pipe is provided with a main air outlet pipe which penetrates through the cleaning box and is connected with the high-pressure air pump.
Preferably, the washing case includes washs the case body, washs case body one side and is equipped with the water inlet, and opposite side bottom is equipped with the delivery port, and washs case body both sides and be fixed with downward sloping guide plate respectively, and the guide plate top is equipped with separation mechanism, separation mechanism include two respectively with washs case body both sides inner wall fixed connection's fixing base, seted up a plurality of square holes on the fixing base, the fixing base below is equipped with the separation otter board, be fixed with the elasticity separation piece that corresponds with square hole on the separation otter board, the elasticity separation piece is "7" shape, and the elasticity separation piece passes square hole and blocks at square hole's upper surface.
Preferably, the bottom and one side are equipped with the transport mechanism that is used for sending away the carborundum after wasing, transport mechanism includes the conveying guipure, the wiper mechanism sets up between the last guipure of conveying guipure and lower guipure, be fixed with a plurality of equidistant filter that set up on the conveying guipure, be equipped with evenly distributed's filtration pore on the filter, the aperture of filtration pore and conveying guipure is less than the particle diameter of carborundum, filter bottom and conveying guipure fixed connection, the filter upper end has flexible scraper blade through bolt fixed mounting, flexible scraper blade's length sets up to contact with bottom wall and lateral wall in the washing case.
A cleaning method of a silicon carbide cleaning device, comprising the steps of:
s1, putting silicon carbide granularity sand or silicon carbide micro powder to be cleaned into a cleaning box, opening a water inlet switch of the cleaning box, and closing the water inlet switch after the water level reaches the requirement;
s2, starting a high-pressure air pump, and introducing air into the cleaning box through a main air outlet pipe, a gas distribution pipe and a gas separation pipe, wherein the introduced air drives water in the cleaning box to turn over, so that the silicon carbide granularity sand or the silicon carbide micro powder is driven to collide and clean;
s3, floating free graphite and dust in the washed silicon carbide granularity sand or silicon carbide micro powder on the water surface, closing a high-pressure air pump to enable silicon carbide in the washing box to naturally subside for half an hour, gradually sinking the washed silicon carbide granularity sand or silicon carbide micro powder due to high silicon carbide density, starting an electric telescopic rod to enable the electric telescopic rod to drive the bottom of the carbon filter screen to be immersed in the water surface, and driving a turnover pinion to rotate by a small motor so as to drive the carbon filter screen to form a certain included angle with the water surface;
s4, starting a servo gear motor, wherein the servo gear motor drives the carbon filter net to move in the cleaning box body through a moving gear, and when the carbon filter net moves to one end of the cleaning box body, the small motor continues to rotate to drive the carbon filter net to turn to be in a horizontal state, so that free graphite on the water surface is fished to the carbon filter net;
s5, enabling the carbon filter net to reach the upper part of the filtering and separating mechanism through combined action of the servo speed reducing motor and the electric telescopic rod, controlling the small motor, enabling the carbon filter net to overturn, pouring free graphite on the carbon filter net into the filtering and separating mechanism, and flushing the carbon filter net through a pressurizing nozzle by a flushing water pump;
s6, repeating the steps S2 to S5 for a plurality of times until impurities in the silicon carbide granularity sand or the silicon carbide micro powder are completely cleaned;
s7, after the silicon carbide granularity sand or the silicon carbide micro powder is settled, starting a power device of the conveying mechanism, enabling the conveying mesh belt to slowly move, transferring the settled silicon carbide granularity sand or the settled silicon carbide micro powder into a next cleaning box, and cleaning again until the silicon carbide granularity sand or the silicon carbide micro powder is qualified in cleaning.
Compared with the prior art, the invention has the beneficial effects that:
1. the floor area is small, and the cleaned impurities can be cleaned in time by matching the cleaning box with the screening mechanism, so that the water in the cleaning box can be recycled, and the water resource and the sewage treatment cost are greatly saved;
2. the cleaning mechanism is matched with the blocking mechanism, so that the silicon carbide is subjected to collision cleaning under the use of air flow, the friction force is large, meanwhile, the blocking screen plate in the blocking mechanism can force bubbles to break, the impact friction force of the silicon carbide is further increased, and the cleaning efficiency and the cleaning effect are greatly improved;
3. the screening mechanism and the filtering and separating mechanism are additionally arranged, so that impurities can be cleaned in time, free carbon in the impurities can be recycled, and the economic benefit is greatly improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a partial enlarged view of a portion a in fig. 1.
Fig. 3 is a partial enlarged view of a portion B in fig. 1.
Fig. 4 is a schematic view of the internal structure of the present invention.
Fig. 5 is a partial enlarged view of a portion C in fig. 4.
Fig. 6 is a schematic diagram showing the cooperation of the filtering separation mechanism and the flushing mechanism.
Fig. 7 is a schematic cross-sectional view of the present invention.
Fig. 8 is a side view of the present invention.
Fig. 9 is a schematic structural view of the blocking mechanism.
Fig. 10 is a partial enlarged view of a portion D in fig. 9.
Fig. 11 is a schematic view of a part of the structure of the cleaning mechanism.
Fig. 12 is a schematic diagram of the distribution of the gas outlet holes.
Fig. 13 is a partial enlarged view of a portion E in fig. 7.
In the figure, 1, a conveying mechanism; 101. a conveyor belt; 102. a filter plate; 103. a flexible scraper; 104. a filter hole; 105. a sealing strip;
2. a blocking mechanism; 201. a fixing seat; 202. square holes; 203. an elastic barrier sheet; 204. a barrier screen;
3. a screening mechanism; 301. a screening frame; 302. a carbon filter screen;
4. a flushing mechanism; 401. a flushing water pump; 402. a circulation pipe; 403. a universal bamboo joint water pipe; 404. pressurizing the spray head; 405. sealing the pipe sleeve; 406. a flushing pipe;
5. a filtering and separating mechanism; 501. a box body bracket; 502. a jack; 503. a filter box; 504. a rotation shaft; 505. a filtering bottom plate; 506. a water filter screen;
6. a cleaning mechanism; 601. a gas separating pipe; 602. an air distribution pipe; 603. a main air outlet pipe; 604. an air outlet hole; 605. a high pressure air pump;
7. a moving assembly; 701. a guide rail; 702. an L-shaped limiting plate; 703. a photoelectric induction switch; 704. a rack; 705. a sliding plate; 706. a servo gear motor; 707. a moving gear; 708. reinforcing ribs; 709. a slide block; 710. an electric telescopic rod; 711. a telescoping plate; 712. overturning the large gear; 713. a small motor; 714. a flipping pinion;
8. a cleaning box; 801. a deflector; 802. a cleaning box body; 803. a water outlet; 804. a water inlet;
9. a column; 10. and (3) a bracket.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
the directional terminology referred to in the paragraphs directed to the detailed description is merely for convenience of those skilled in the art in understanding the teachings presented herein in terms of the visual orientation illustrated in the drawings. Unless specifically defined and limited otherwise, the terms "disposed," "mounted," "connected," and the like are to be construed broadly so that one of ordinary skill in the art would understand the meaning of the terms in this disclosure as the case may be.
As shown in FIG. 1, a silicon carbide cleaning device comprises one or more cleaning boxes 8, each cleaning box 8 comprises a cleaning box body 802, a support 10 is fixed at the upper end of each cleaning box body 802, upright posts 9 are respectively fixed at four corners of each support 10, each upright post 9 and each support 10 are used for increasing the overall strength of each cleaning box 8, each cleaning box 8 is used for containing silicon carbide granularity sand or silicon carbide micro powder to be cleaned, each cleaning box 8 is internally provided with a cleaning mechanism 6, two side outer side walls of each cleaning box 8 are respectively provided with a moving assembly 7 capable of moving back and forth along the length direction of each cleaning box 8, each moving assembly 7 is provided with a screening mechanism 3 for salvaging impurities, one end of each cleaning box 8 is provided with a reversible filtering and separating mechanism 5, each filtering and separating mechanism 5 is used for containing the impurities salvaged out by each screening mechanism 3, a flushing mechanism 4 matched with each screening mechanism 3 is arranged above each filtering and used for flushing the corresponding impurities adhered to each screening mechanism 3.
As shown in fig. 3, the moving assembly 7 includes two or more guide rails 701 which are vertically arranged and fixedly connected with the outer side wall of the cleaning tank 8 respectively, a rack 704 is arranged below the guide rails 701, the rack 704 is fixed on the outer side wall of the cleaning tank 8, a sliding plate 705 is slidably connected on the guide rails 701 through a sliding block 709, the sliding block 709 is fixedly connected with the sliding plate 705, a servo gear motor 706 is fixed below the sliding plate 705, a moving gear 707 meshed with the rack 704 is arranged at the output end of the servo gear motor 706, the servo gear motor 706 is started and can drive the moving gear 707 to rotate, the moving gear 707 is meshed with the rack 704, and the sliding plate 705 can move back and forth on the guide rails 701.
The sliding plate 705 top is equipped with fixed connection's electric telescopic handle 710, and electric telescopic handle 710's extension end is fixed with expansion plate 711, installs small-size motor 713 and upset gear wheel 712 on the expansion plate 711, and upset gear wheel 712 passes through the bearing frame and rotates with expansion plate 711 to be connected, and small-size motor 713's power take off end is equipped with the upset pinion 714 that meshes with upset gear wheel 712.
As shown in fig. 1 and 3, the screening mechanism 3 includes a screening frame 301, the screening frame 301 is fixedly connected with a rotating shaft of a turning gear 712 through a flange, a carbon filter net 302 is disposed in the screening frame 301, and the mesh number of the carbon filter net 302 is greater than that of free graphite. The electric telescopic rod 710 can drive the screening mechanism 3 to move up and down, when the impurities such as free carbon are required to be fished out, the overturning direction of the carbon filter screen 302 is opposite to the moving direction of the carbon filter screen 302 on the water surface, so that the bottom of the carbon filter screen 302 can be immersed in water; the small motor 713, through the engaged turning pinion 714 and turning gear 712, can drive the carbon filter net 302 to turn over, so that the fishing surface of the carbon filter net 302 forms an angle with the water surface of 120-160 °, preferably 150 °.
As shown in fig. 2, an L-shaped limiting plate 702 is fixedly mounted at one end of the guide rail 701, which is far away from the filtering and separating mechanism 5, and the L-shaped limiting plate 702 is used for limiting the limit moving position of the servo gear motor 706, so that the limit position of the screening mechanism 3 is limited, a photoelectric sensing switch 703 matched with the servo gear motor 706 is arranged on the L-shaped limiting plate 702, the servo gear motor 706 is controlled by the photoelectric sensing switch 703, and the precision is higher.
As shown in fig. 4 and 6, the filtering separation mechanism 5 includes a filtering box 503, the filtering box 503 is used for containing impurities, an inclined filtering bottom plate 505 is disposed at the bottom of the filtering box 503, the filtering bottom plate 505 is of a hollow structure, a water filtering net 506 is disposed on the filtering bottom plate 505, and the mesh size of the water filtering net 506 is based on the capability of filtering impurities. The filter box 503 is preferably made of stainless steel, a box support 501 is fixedly connected to the upper portion of the filter box 503, a rotating shaft 504 is fixed to one end, away from the screening mechanism 3, of the box support 501, a support 10 for driving a step is fixed to the outer side of the upper end of the cleaning box 8, rotating holes matched with the rotating shaft 504 are formed in the support 10, and one end, close to the screening mechanism 3, of the box support 501 is clamped on the step. The ladder platform is used for supporting and limiting the filtering and separating mechanism 5, and the jack 502 is formed in one side, close to the screening mechanism 3, of the box support 501, and the jack 502 can assist an operator in overturning the filtering and separating mechanism 5, so that impurities are uniformly collected and treated.
As shown in fig. 1 and 6, the flushing mechanism 4 includes a circulation pipe 402 fixedly connected with the outer side wall of the flushing tank 8, one end of the circulation pipe 402 is connected with a flushing water pump 401, a water inlet of the flushing water pump 401 is communicated with the inside of the flushing tank 8 through a filter screen, the filter screen is based on the silicon carbide in the cleaning tank body 802, a sealing pipe sleeve 405 is arranged at the other end of the circulation pipe 402, a flushing pipe 406 is connected to the sealing pipe sleeve 405 in a sealing and rotating manner, a plurality of universal bamboo joint water pipes 403 are arranged on the flushing pipe 406, the universal bamboo joint water pipes 403 can be freely bent, and a pressurizing nozzle 404 is arranged at a water outlet of the universal bamboo joint water pipes 403. The washing position can be adjusted by bending the universal bamboo joint water pipe 403, and when the filtering and separating mechanism 5 needs to be turned over, the washing pipe 406 is rotated so as not to prevent the filtering and separating mechanism 5 from turning over.
As shown in fig. 1 and 11, the cleaning mechanism 6 comprises a gas distribution pipe 602 paved along the inner length direction of the cleaning box 8, two ends of the gas distribution pipe 602 are sealed and hollow, one side of the gas distribution pipe 602 is uniformly provided with a plurality of gas distribution pipes 601, one end of each gas distribution pipe 601 is communicated with the gas distribution pipe 602, the other end of each gas distribution pipe is sealed, and as shown in fig. 12, gas outlet holes 604 are respectively formed right above the gas distribution pipes 601 and obliquely above two sides of the gas distribution pipe, and the gas outlet holes 604 of adjacent gas distribution pipes 601 are staggered; the other side of the air distribution pipe 602 is provided with a main air outlet pipe 603, the main air outlet pipe 603 penetrates through the cleaning box body 802 and is connected with a high-pressure air pump 605, and the high-pressure air pump 605 is arranged on the outer side wall of the cleaning box 8. The high-pressure air pump 605 is started to ventilate the cleaning box body 802, and under the action of the air outlet pipes 601 and the air outlet holes 604 arranged right above the air outlet pipes 601 and above the two sides, the water in the cleaning box body 802 can uniformly turn over, so that the inside silicon carbide granularity sand or the silicon carbide micro powder are driven to stir and collide, and are rubbed with each other, free carbon in the silicon carbide, namely free graphite and dust, can turn over along with the silicon carbide, the silicon carbide gradually sinks due to the high density of the silicon carbide, and the free graphite and dust float on the water surface due to the low density, can be separated out through the back and forth movement of the carbon filter 302.
As shown in fig. 4, 7 and 8, a water inlet 804 is formed in one side of a cleaning box body 802 in the cleaning box 8, the water inlet 804 is connected with a water supply system, a water outlet 803 is formed in the bottom of the other side of the cleaning box body, the water outlet 803 is connected with a sewage treatment system, guide plates 801 inclining downwards are respectively fixed on two sides of the cleaning box body 802, the guide plates 801 play a role in blocking in the silicon carbide cleaning process, part of friction force is increased, and in the silicon carbide sedimentation process, guide effect is achieved on silicon carbide granularity sand or silicon carbide micro powder on two sides, so that the silicon carbide granularity sand or the silicon carbide micro powder can better fall on the conveying mechanism 1.
As shown in fig. 7, a blocking mechanism 2 is arranged above the baffle 801, as shown in fig. 9 and 10, the blocking mechanism 2 comprises two fixing seats 201 fixedly connected with inner walls of two sides of the cleaning box body 802 respectively, a plurality of square holes 202 are formed in the fixing seats 201, a blocking screen 204 is arranged below the fixing seats 201, elastic blocking pieces 203 corresponding to the positions of the square holes 202 are fixed on two sides of the upper surface of the blocking screen 204, the elastic blocking pieces 203 are in a 7 shape, and the elastic blocking pieces 203 penetrate through the square holes 202 and are clamped on the upper surface of the square holes 202. The blocking screen 204 is used for blocking bubbles generated by the cleaning mechanism 6, so that part of bubbles are forced to squeeze and break, and friction force between silicon carbide is further increased by the breaking of the bubbles, so that cleaning efficiency and cleaning effect of the silicon carbide are improved.
As shown in fig. 4 and 8, a conveying mechanism 1 for conveying cleaned silicon carbide away is arranged at the bottom and one side in the cleaning box body 802, the conveying mechanism 1 comprises a conveying net belt 101, the conveying net belt 101 is preferably made of a stainless steel net belt, meshes on the conveying net belt 101 are arranged between an upper net belt and a lower net belt of the conveying net belt 101 according to the condition that the silicon carbide does not pass through, an air outlet pipe 601 on the cleaning mechanism 6 is arranged between the upper net belt and the lower net belt of the conveying net belt 101, as shown in fig. 7 and 13, the two ends of the upper net belt of the conveying net belt 101 are matched with sealing strips 105, the sealing strips 105 are mounted on the inner wall of the cleaning box body 802, and the sealing strips 105 can prevent the silicon carbide on the conveying net belt 101 from falling to the bottom of the cleaning box body 802 through gaps between the upper net belt and the cleaning box body 802.
The filter plates 102 which are arranged at equal intervals are fixed on the conveying mesh belt 101, the filter plates 102 are provided with uniformly distributed filter holes 104, and the diameters of the filter holes 104 and the conveying mesh belt 101 are smaller than the particle diameter of silicon carbide, so that most of silicon carbide is positioned on the conveying mesh belt 101 during cleaning, and a very small amount of silicon carbide falling on the inner bottom wall of the cleaning box 8 can be cleaned through the flexible scraping plate 103. The bottom of the filter plate 102 is fixedly connected with the conveying net belt 101, the flexible scraping plate 103 is fixedly arranged at the upper end of the filter plate 102 through bolts, the length of the flexible scraping plate 103 is set to be in contact with the inner bottom wall and the side wall of the cleaning box 8, the flexible scraping plate 103 can be slightly longer, namely, when the flexible scraping plate 103 is in contact with the inner bottom wall and the side wall of the cleaning box 8, the contact position is in a bending state, and the cleaning effect of the flexible scraping plate 103 with the structure is better. The filter plate 102 is used for filtering the silicon carbide when the silicon carbide is sent away, and the flexible scraper 103 can clean the bottom wall of the cleaning box 8 and play a role in preventing the silicon carbide from falling off during transportation when in operation, so that the flexible scraper 103 can scrape most of the silicon carbide on the bottom wall of the cleaning box 8 and return the silicon carbide to the conveying mesh belt 101, and a small amount of residual silicon carbide is discharged into a sewage treatment system for treatment through the water outlet 803.
A cleaning method of a silicon carbide cleaning device, comprising the steps of:
s1, throwing silicon carbide granularity sand or silicon carbide micro powder to be cleaned into a cleaning box body 802 of a cleaning box 8, opening a water inlet switch of a water inlet 804 on the cleaning box body 802, and closing the water inlet switch after the water level reaches the requirement.
S2, starting the high-pressure air pump 605, and introducing air into the cleaning box 8 through the main air outlet pipe 603, the air distribution pipe 602 and the air distribution pipe 601 by the high-pressure air pump 605, wherein the introduced air drives water in the cleaning box body 802 to turn over, so that the silicon carbide granularity sand or the silicon carbide micro powder is driven to collide and be cleaned, and in the process, impurities in the silicon carbide granularity sand or the silicon carbide micro powder, namely free graphite and dust can be gradually separated.
S3, free graphite and dust in the washed silicon carbide granularity sand or silicon carbide micro powder float on the water surface due to small density, the high-pressure air pump 605 is closed, so that silicon carbide in the washing box 8 naturally subsides for half an hour, the washed silicon carbide granularity sand or silicon carbide micro powder gradually subsides due to large silicon carbide density, at the moment, the electric telescopic rod 710 is started, the electric telescopic rod 710 drives the bottom of the carbon filter net 302 to be immersed in the water surface, the small motor 713 drives the overturning pinion 714 to rotate, and the salvaging surface of the carbon filter net 302 is driven to form a certain included angle with the water surface, and the included angle is controlled to be 120-160 degrees, preferably 150 degrees.
S4, starting a servo gear motor 706, wherein the servo gear motor 706 drives the carbon filter screen 302 to move in the cleaning box body 802 through a moving gear 707, free graphite and dust on the water surface are salvaged onto the carbon filter screen 302 in the moving process, and when the free graphite and the dust move to one end of the cleaning box body 802, the small motor 713 continues to rotate to drive the carbon filter screen 302 to turn over to be in a horizontal state, so that the free graphite on the water surface is fished onto the carbon filter screen 302 and does not fall.
S5, if the impurities on the carbon filter screen 302 are more, the carbon filter screen 302 reaches the upper part of the filtering and separating mechanism 5 through the combined action of the servo speed reducing motor 706 and the electric telescopic rod 710, the small motor 713 is controlled, the carbon filter screen 302 is turned over, free graphite on the carbon filter screen 302 is poured into the filtering and separating mechanism 5, the flushing water pump 401 is started to pump water in the cleaning box 8, and the carbon filter screen 302 is flushed through the pressurizing nozzle 404;
if the impurities on the carbon filter screen 302 are less, the servo reducing motor 706 is reversed to rotate the upper end of the carbon filter screen 302 down and form a certain included angle with the water surface, and the step 4 is repeated for a plurality of times until the free graphite and dust on the carbon filter screen 302 are required to be poured into the filtering and separating mechanism 5.
S6, repeating the steps S2 to S5 for a plurality of times until impurities in the silicon carbide granularity sand or the silicon carbide micro powder are completely cleaned.
S7, after the silicon carbide granularity sand or the silicon carbide micro powder is settled for 6 hours, starting a power device of the conveying mechanism 1, enabling the conveying net belt 101 to slowly move, and conveying the settled silicon carbide granularity sand or the settled silicon carbide micro powder to the left upper part of the cleaning box 8 through anticlockwise rotation of the conveying net belt 101, transferring the settled silicon carbide granularity sand or the settled silicon carbide micro powder into the next cleaning box 8 through a belt conveyor, cleaning again, and repeating the steps 1 to 2 times, so that the silicon carbide granularity sand or the silicon carbide micro powder can be cleaned to be qualified.
When the impurities in the filter box 503 need to be cleaned, the worker rotates the flushing pipe 406 by 90 degrees to avoid the interference of the flushing pipe 406 on the overturning of the filter box 503, and then the worker can hook the jack 502 through the small lifting hook on the travelling crane to assist the overturning of the filter box 503, so that the free graphite is uniformly treated.
The water in the cleaning tank 8 can be reused for a plurality of times, and when the water in the cleaning tank 8 cannot be used, the valve at the water outlet 803 is started to discharge the water into the sewage treatment system for treatment. The invention greatly simplifies the washing process of the silicon carbide, has short washing time, greatly reduces the water consumption and improves the production efficiency of the silicon carbide.
Finally, although the description has been described in terms of embodiments, not every embodiment is intended to include only a single embodiment, and such description is for clarity only, as one skilled in the art will recognize that the embodiments of the disclosure may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. A silicon carbide cleaning device, characterized in that: including more than one washs case (8), is equipped with wiper mechanism (6) in washs case (8), and washs case (8) both sides and is equipped with respectively and remove subassembly (7), is equipped with on remove subassembly (7) and is used for salvaging screening mechanism (3) of impurity, and washs case (8) one end and is equipped with filtration separating mechanism (5) that can overturn, and filtration separating mechanism (5) top is equipped with and filters mechanism (3) matched with washing mechanism (4).
2. A silicon carbide cleaning device according to claim 1, wherein: the movable assembly (7) comprises more than two guide rails (701) fixedly connected with the outer side walls of the cleaning boxes (8) respectively, racks (704) are arranged below the guide rails (701), sliding plates (705) are slidably connected onto the guide rails (701) through sliding blocks (709), servo speed reducing motors (706) are fixed below the sliding plates (705), movable gears (707) meshed with the racks (704) are arranged at the output ends of the servo speed reducing motors (706), electric telescopic rods (710) are arranged above the sliding plates (705), telescopic plates (711) are fixed at the extending ends of the electric telescopic rods (710), small motors (713) and overturning large gears (712) are arranged on the telescopic plates (711), the overturning large gears (712) are rotatably connected with the telescopic plates (711) through bearing blocks, and overturning small gears (714) meshed with the overturning large gears (712) are arranged at the power output ends of the small motors (713).
3. A silicon carbide cleaning device according to claim 2, wherein: one end of the guide rail (701) far away from the filtering and separating mechanism (5) is fixedly provided with an L-shaped limiting plate (702), and a photoelectric induction switch (703) matched with the servo gear motor (706) is arranged on the L-shaped limiting plate (702).
4. A silicon carbide cleaning device according to claim 3 wherein: screening mechanism (3) are including screening frame (301), and screening frame (301) are equipped with in screening frame (301) and strain carbon mesh (302) through ring flange and upset gear wheel (712) fixed connection, strain the mesh number of carbon mesh (302) and be greater than the mesh number of free graphite.
5. A silicon carbide cleaning device according to claim 4 wherein: the filtering separation mechanism (5) comprises a filtering box (503), a box support (501) is fixedly connected to the upper portion of the filtering box (503), a rotating shaft (504) is fixed to one end, away from the screening mechanism (3), of the box support (501), a support (10) for driving a step table is fixed to the outer side of the upper end of the cleaning box (8), a rotating hole matched with the rotating shaft (504) is formed in the support (10), and one end, close to the screening mechanism (3), of the box support (501) is clamped on the step table.
6. A silicon carbide cleaning device according to claim 5 wherein: the washing mechanism (4) comprises a circulating pipe (402) fixedly connected with the outer side wall of the washing box (8), one end of the circulating pipe (402) is connected with a washing water pump (401), a water inlet of the washing water pump (401) is communicated with the inside of the washing box (8) through a filter screen, a sealing pipe sleeve (405) is arranged at the other end of the circulating pipe (402), a washing pipe (406) is connected to the sealing pipe sleeve (405) in a sealing and rotating mode, a plurality of universal bamboo joint water pipes (403) are arranged on the washing pipe (406), and a pressurizing spray nozzle (404) is arranged at a water outlet of the universal bamboo joint water pipes (403).
7. A silicon carbide cleaning device according to claim 6 wherein: the cleaning mechanism (6) comprises a gas distribution pipe (602) paved along the length direction of the cleaning box (8), two ends of the gas distribution pipe (602) are sealed and hollow, a plurality of gas distribution pipes (601) are uniformly arranged on one side of the gas distribution pipe (602), gas outlet holes (604) are respectively formed in the position right above the gas distribution pipes (601) and the positions obliquely above the two sides of the gas distribution pipes, and the gas outlet holes (604) of the adjacent gas distribution pipes (601) are staggered; a main air outlet pipe (603) is arranged at the other side of the air distribution pipe (602), and the main air outlet pipe (603) passes through the cleaning box (8) and is connected with the high-pressure air pump (605).
8. A silicon carbide cleaning device according to claim 7 wherein: the utility model provides a wash case (8) including wasing case body (802), washs case body (802) one side and is equipped with water inlet (804), and opposite side bottom is equipped with delivery port (803), washs case body (802) both sides and is fixed with deflector (801) of downward sloping respectively, and deflector (801) top is equipped with separation mechanism (2), separation mechanism (2) including two fixing base (201) with wasing case body (802) both sides inner wall fixed connection respectively, set up a plurality of square holes (202) on fixing base (201), fixing base (201) below is equipped with separation otter board (204), be fixed with on separation otter board (204) with square hole (202) position corresponding elasticity separation piece (203), elasticity separation piece (203) are "7" shape, elasticity separation piece (203) pass square hole (202) and block at square hole (202) upper surface.
9. A silicon carbide cleaning device according to claim 8 wherein: the bottom and one side are equipped with transport mechanism (1) that are used for carrying away the carborundum after wasing in washing case (8), transport mechanism (1) are including conveying guipure (101), washing mechanism (6) set up between last guipure and the lower guipure of conveying guipure (101), be fixed with filter (102) of a plurality of equidistant settings on conveying guipure (101), be equipped with evenly distributed's filtration pore (104) on filter (102), the aperture of filtration pore (104) and conveying guipure (101) is less than the particle diameter of carborundum, filter (102) bottom and conveying guipure (101) fixed connection, flexible scraper blade (103) are installed through bolt fixed mounting to filter (102) upper end, the length of flexible scraper blade (103) sets up to be contacted with bottom wall and lateral wall in washing case (8).
10. A silicon carbide cleaning method is characterized in that: a silicon carbide cleaning device suitable for use in accordance with claim 9, comprising the steps of,
s1, putting silicon carbide granularity sand or silicon carbide micro powder to be cleaned into a cleaning box (8), opening a water inlet switch of the cleaning box (8), and closing the water inlet switch after the water level reaches the requirement;
s2, starting a high-pressure air pump (605), and introducing air into the cleaning box (8) through a main air outlet pipe (603), an air distribution pipe (602) and an air separation pipe (601), wherein the introduced air drives water in the cleaning box (8) to turn over, so that the silicon carbide granularity sand or the silicon carbide micro powder is driven to collide and clean;
s3, floating free graphite and dust in the washed silicon carbide granularity sand or silicon carbide micro powder on the water surface, closing a high-pressure air pump (605), naturally settling the silicon carbide in a washing box (8) for half an hour, gradually sinking the washed silicon carbide granularity sand or silicon carbide micro powder due to high silicon carbide density, starting an electric telescopic rod (710), enabling the electric telescopic rod (710) to drive the bottom of a carbon filter net (302) to be immersed in the water surface, and enabling a small motor (713) to drive a turnover pinion (714) to rotate, so that the carbon filter net (302) is driven to form a certain included angle with the water surface;
s4, starting a servo gear motor (706), wherein the servo gear motor (706) drives the carbon filter screen (302) to move in the cleaning box body (802) through a moving gear (707), and when the carbon filter screen (302) moves to one end of the cleaning box body (802), the small motor (713) continues to rotate to drive the carbon filter screen (302) to turn over to be in a horizontal state, so that free graphite on the water surface is fished to the carbon filter screen (302);
s5, enabling the carbon filter net (302) to reach the upper part of the filtering and separating mechanism (5) through the combined action of the servo speed reducing motor (706) and the electric telescopic rod (710), controlling the small motor (713), enabling the carbon filter net (302) to overturn, pouring free graphite on the carbon filter net (302) into the filtering and separating mechanism (5), and flushing the carbon filter net (302) through the pressurizing nozzle (404) by the water pump (401) for pumping water in the cleaning box (8);
s6, repeating the steps S2 to S5 for a plurality of times until impurities in the silicon carbide granularity sand or the silicon carbide micro powder are completely cleaned;
s7, after the silicon carbide granularity sand or the silicon carbide micro powder is settled, starting a power device of the conveying mechanism (1), enabling the conveying mesh belt (101) to slowly move, transferring the settled silicon carbide granularity sand or the settled silicon carbide micro powder into a next cleaning box (8), and cleaning again until the silicon carbide granularity sand or the silicon carbide micro powder is qualified in cleaning.
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| CN202310206198.8A CN116060365A (en) | 2023-03-07 | 2023-03-07 | Silicon carbide cleaning device and cleaning method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310206198.8A CN116060365A (en) | 2023-03-07 | 2023-03-07 | Silicon carbide cleaning device and cleaning method thereof |
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| US6871654B1 (en) * | 2002-06-05 | 2005-03-29 | Berke-Tec, Inc., | Fruit and vegetable sonic washer and method |
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Application publication date: 20230505 |