CN114887959B - Hydraulic cleaning device for polycrystalline silicon edge skin, head and tail furnace returns - Google Patents
Hydraulic cleaning device for polycrystalline silicon edge skin, head and tail furnace returns Download PDFInfo
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- CN114887959B CN114887959B CN202210371274.6A CN202210371274A CN114887959B CN 114887959 B CN114887959 B CN 114887959B CN 202210371274 A CN202210371274 A CN 202210371274A CN 114887959 B CN114887959 B CN 114887959B
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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
- B08B3/02—Cleaning by the force of jets or sprays
- B08B3/022—Cleaning travelling work
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- 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
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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
- B08B3/044—Cleaning involving contact with liquid using agitated containers in which the liquid and articles or material are placed
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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
- B08B3/06—Cleaning involving contact with liquid using perforated drums in which the article or material is placed
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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
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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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The invention discloses a hydraulic cleaning device for polycrystalline silicon edge skin and head-tail furnace returns, which relates to the field of polycrystalline silicon edge skin and head-tail furnace returns processing devices, and structurally comprises: a frame; screening; a swing driving device; a rotation driving device; a water spraying device; a guide groove; the front end and the rear end of the rotary screen are not closed, the screen holes are arranged on the whole body, a plurality of baffles with the length direction being consistent with the length direction of the rotary screen are arranged on the inner side wall in a surrounding mode, the polycrystalline silicon edge skin and the head-tail furnace return materials are thrown into the rotary screen, the installation frame is controlled to swing through the swing driving device so that the rotary screen is horizontal, the high-pressure spray head is connected into a high-pressure water source to flush the polycrystalline silicon edge skin and the head-tail furnace return materials, the rotary screen is controlled to rotate through the rotation driving device in the process so as to overturn the polycrystalline silicon edge skin and the head-tail furnace return materials, water flow naturally drops in the rotary screen is collected through the water collecting tank, and the front end upper table of the installation frame is controlled through the swing driving device after cleaning so that the polycrystalline silicon edge skin and the head-tail furnace return materials are led into the guide groove and led out of the machine frame.
Description
Technical Field
The invention relates to a polycrystalline silicon edge skin and head-tail furnace return material treatment device, in particular to a polycrystalline silicon edge skin and head-tail furnace return material hydraulic cleaning device.
Background
With the increasing exhaustion of non-renewable resources such as petroleum, coal and the like, development of new energy is urgently needed to meet the demand for energy. Among the many new energy sources, photovoltaic solar energy is increasingly being appreciated and developed and utilized by people. The ingot polysilicon solar cell occupies a large proportion in the photovoltaic solar cell due to factors such as high yield, low production cost, high product quality and the like.
The high-efficiency polycrystalline silicon ingot casting is an effective means for utilizing photovoltaic solar energy, so that the service life of crystal minority carriers is prolonged, crystal crystallographic dislocation and defects are reduced, crystal impurities are reduced, and the like are beneficial to improving the conversion efficiency of the ingot casting polycrystalline silicon battery, thereby being beneficial to the development of the photovoltaic solar energy industry. After the polycrystalline silicon ingot is cast, the edge skin and the head and the tail of the aligned silicon ingot are required to be removed, the silicon material occupies a small part of the whole silicon ingot, recycling of the edge skin and the head and the tail can be realized, the reduction of the production cost of enterprises and the utilization rate of raw materials and auxiliary materials are directly determined, and the method has important significance in improving the production competitiveness of the enterprises and protecting the environment.
In order to utilize the edge skin and the head and tail materials of the ingot polysilicon, a method is generally adopted for carrying out sand blasting on the edge skin and the head and tail materials, and removing impurities and pollutants on the surfaces of the edge skin and the head and the tail materials, thereby realizing recycling. Dust is the most difficult problem to solve in the grit blasting process, and can cause poor working environment conditions and harm to the health of operators.
The prior art does not have a cleaning device specially aiming at the edge skin and the head and tail materials, and the main treatment method of the edge skin and the head and tail materials is as follows:
1. placing the edge skin and the head and tail materials into a closed sand blasting cavity;
2. the handle extends into the inner glove of the cavity, and the spray gun is held to aim at the edge skin, the head and the tail materials for sand blasting;
3. and taking out the edge skin, the head and the tail materials after the sand blasting is finished.
In the prior art, a pedal plate is generally used for connecting a spray gun to control the sand blasting flow, and an observation window made of plastic materials is reserved on a sand blasting cavity, so that the caliber is small, and the observation is inconvenient. The prior art does not take effective protective measures on dust in the sand blasting process, and brings harm to the personal health of a sand blaster and has great environmental pollution.
Disclosure of Invention
The invention aims at: the hydraulic cleaning device for the polycrystalline silicon edge skin and the head-tail returned furnace materials is used for hydraulically cleaning the surfaces of the edge skin and the head-tail materials of the ingot polycrystalline silicon and removing surface impurities and sticky dirt.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
polycrystalline silicon limit skin, head and tail return burden hydraulic cleaning device includes:
the rack is used for mounting and supporting, and the bottom of the rack is provided with a water collecting tank;
the cylinder screen is positioned right above the water collecting tank and is rotatably arranged on the mounting frame, and the rear end of the mounting frame is hinged on the frame so that the mounting frame can swing up and down;
the swing driving device is arranged on the rack and used for controlling the swinging of the mounting frame;
the rotary driving device is arranged on the mounting frame and used for driving the rotary screen to rotate relative to the mounting frame;
the water spraying device is arranged on the mounting frame and is provided with a supporting frame extending into the screen from the front end of the screen, and a plurality of high-pressure spray heads spraying water downwards are arranged on the supporting frame;
the guide groove is fixedly arranged at the rear side of the frame and is positioned below the rear end of the screen;
the front end and the rear end of the rotary screen are not closed, the screen holes are arranged on the whole body, a plurality of baffles with the length direction being consistent with the length direction of the rotary screen are arranged on the inner side wall in a surrounding mode, the polycrystalline silicon edge leather and the head-tail furnace return materials are thrown into the rotary screen, the rotary screen is enabled to be horizontal through the swing driving device to control the swing of the mounting frame, the high-pressure spray head is connected into a high-pressure water source to flush the polycrystalline silicon edge leather and the head-tail furnace return materials at high pressure, the rotary driving device is used for controlling the rotary screen to rotate so as to overturn the polycrystalline silicon edge leather and the head-tail furnace return materials, water naturally drops in the rotary screen through the water collecting tank, the high-pressure water source is closed after cleaning, and the front end upper table of the mounting frame is controlled through the swing driving device to enable the polycrystalline silicon edge leather and the head-tail furnace return materials to be led into the guide groove and led out of the machine frame through the guide groove.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the water collected in the water collecting tank is filtered and then pumped to the high-pressure spray nozzle through the high-pressure water pump to serve as a high-pressure water source.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the water collecting tank is characterized in that the upper side of the water collecting tank is provided with a water guide plate which inclines from the rear side to the front side, the front part of the water guide plate is provided with a filtering part filled with filtering holes, the lower side of the water guide plate is provided with a first water blocking plate which extends downwards from the rear of the filtering part, the rear part of the first water blocking plate is provided with a second water blocking plate which extends upwards from the bottom of the water collecting tank, the side edges of the first water blocking plate and the second water blocking plate are respectively in sealing connection with the side wall of the water collecting tank, a space is reserved between the lower side of the first water blocking plate and the bottom of the water collecting tank, the upper side of the second water blocking plate is lower than the upper side of the first water blocking plate, and a water pumping guide pipe which extends from the outer side wall of the water collecting tank to the inner side of the water collecting tank is arranged behind the second water blocking plate.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the water replenishing pipe extending into the water collecting tank is arranged on the outer side wall of the water collecting tank.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the mounting frame is of a rectangular frame structure, and the front part and the rear part of the mounting frame are respectively provided with a limiting groove formed by clamping two annular limiting plates;
the front end and the rear end of the cylinder screen are respectively provided with a support ring which continuously surrounds the cylinder screen, and the support rings are embedded in the limit grooves;
the limiting groove is internally provided with a plurality of supporting wheels which are rotatably connected to the limiting plate, and the supporting wheels are distributed around the supporting ring and supported on the outer side of the supporting ring.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the upside of mounting bracket front end has first engaging lug, is provided with the second engaging lug in being located the mounting bracket top position in the frame, swing drive arrangement includes the reciprocal telescoping device that the one end articulated first engaging lug other end articulated second engaging lug.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the rotary driving device comprises a ring gear coaxially and fixedly connected to the outer side of the screen, and a driving gear controlled by a rotary motor to rotate is arranged on the mounting frame and is in transmission engagement with the ring gear.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the rear end of the cylinder screen is provided with a tail part which is folded towards the middle, and the front end of the cylinder screen is provided with a coaming with the inner diameter higher than that of the baffle plate;
the door stop capable of swinging up and down is arranged at the rear side of the mounting frame, and the door stop is controlled to swing up and down by the aid of the reciprocating telescopic device so that the door stop is far away from or blocked at the opening at the rear end of the screen.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the support frame extends along screen length direction, the support frame downside sets up a plurality of fixing bases of arranging along support frame length direction, but the downside of fixing base articulates back and forth wobbling connecting seat, but the lower extreme fixed mounting high-pressure nozzle of connecting seat, and set up the inlet tube that length direction is unanimous with support frame length direction on the support frame, the inlet tube has a plurality of delivery ports, and set up hose connection delivery port and high-pressure nozzle's water inlet, slide on the support frame and be provided with the slide rail that length direction is unanimous with support frame length direction, be provided with the driving lever that extends to connecting seat one side with a plurality of one-to-one on the slide rail, set up vertical slot hole on the support frame, set up the dialling axle that extends perpendicularly and insert in the slot hole on the driving lever, and set up reciprocating motion drive arrangement control slide rail and make a round trip to slide on the support frame, pass through the slide rail and stir the mode of connecting seat with order to drive dialling the axle and control high-pressure nozzle and back and forth wobbling.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the frame both sides are provided with upwards extending curb plate from the water catch bowl to set up respectively in frame front and back side and can follow frame upper and lower gliding switch door and curb plate enclosure in order to surround mounting bracket, cylinder screen, the front and back side top of frame is provided with the winding wheel receive and release flexible rope by elevator motor control in order to drive switch door upper and lower switching, be provided with transparent glass observation window in the middle of the switch door.
The invention has the beneficial effects that:
the invention discloses a hydraulic cleaning device for polycrystalline silicon edge skin and head-to-tail returned materials, which is used for hydraulically cleaning the surfaces of the edge skin and the head-to-tail materials of ingot polycrystalline silicon to remove surface impurities and sticky dirt. The device can realize recycling of circulating water, has the advantages of rapidly and effectively removing impurities of the edge skin, the head and tail materials and sticky dirt, greatly improves the labor condition and protects the environment. In addition, the device is simple to operate, can realize full automation, can greatly reduce the labor intensity of operators, saves energy, improves the operating environment, improves the efficiency and directly increases the economic benefit of enterprises.
The specific workflow and manner of solving the problem will be described by way of specific embodiments.
Drawings
FIG. 1 is a schematic diagram of a hydraulic cleaning device for polycrystalline silicon edge skin and head-to-tail furnace returns;
FIG. 2 is a schematic diagram of a part of the hydraulic cleaning device for the polycrystalline silicon edge skin and the head-to-tail furnace returns after a water collecting tank is cut;
FIG. 3 is a schematic view of the mounting frame portion of the present invention;
FIG. 4 is a schematic view of the structure of the high-pressure nozzle portion of the present invention;
FIG. 5 is a schematic view of a partial structure of a support wheel portion of the present invention;
FIG. 6 is a schematic diagram of the arrangement structure of the slag-removing blowing nozzle of the invention;
fig. 7 is a schematic view of a trommel screen according to the present invention.
In the figure:
the device comprises a frame-1, a water collecting tank-2, a drum screen-3, a mounting frame-4, a supporting frame-5, a high-pressure spray head-6, a guide groove-7, a baffle-8, a water guide plate-9, a filtering part-10, a first water blocking plate-11, a second water blocking plate-12, a water pumping guide pipe-13, a water supplementing pipe-14, a supporting ring-15, a supporting wheel-16, a first connecting lug-17, a second connecting lug-18, a reciprocating telescopic device-19, a ring gear-20, a rotating motor-21, a driving gear-22, a tail part-23, a coaming plate-24, a reciprocating telescopic device-25, a door stop-26, a connecting seat-27, a fixed seat-28, a water inlet pipe-29, a hose-30, a sliding rail-31, a deflector rod-32, a long hole-33, a poking shaft-34, a reciprocating driving device-35, a side plate-36, a lifting motor-37, a winding wheel-38, a flexible rope-39, a door-40, a glass observation window-41, a slag-cleaning blowing nozzle-42 and a limiting plate-43.
Detailed Description
The following description of the embodiments of the present invention will be made more fully hereinafter with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention.
Referring to fig. 1-7, the device is used for hydraulically removing the surface of the edge skin, the head and the tail of the ingot polysilicon to remove surface impurities and sticky dirt. The concrete structure and working mode are as follows:
polycrystalline silicon limit skin, head and tail return burden hydraulic cleaning device includes:
the machine frame 1 is used for mounting and supporting, and the bottom of the machine frame 1 is provided with a water collecting tank 2;
the cylindrical screen 3 is positioned right above the water collecting tank 2 and rotatably arranged on the mounting frame 4, and the rear end of the mounting frame 4 is hinged on the frame 1 so that the mounting frame 4 can swing up and down;
the swing driving device is arranged on the frame 1 and used for controlling the swinging of the mounting frame 4;
the rotation driving device is arranged on the mounting frame 4 and is used for driving the rotary screen 3 to rotate relative to the mounting frame 4;
the water spraying device is arranged on the mounting frame 4 and is provided with a supporting frame 5 extending into the screen 3 from the front end of the screen 3, and the supporting frame 5 is provided with a plurality of high-pressure spray heads 6 for spraying water downwards;
the guide groove 7 is fixedly arranged at the rear side of the frame 1 and is positioned below the rear end of the screen drum 3;
the front end and the rear end of the rotary screen 3 are not closed, the screen holes are arranged on the whole body, a plurality of baffles 8 with the length direction being consistent with the length direction of the rotary screen 3 are arranged on the inner side wall in a surrounding mode, the polycrystalline silicon side skin and the head and the tail furnace returns are thrown into the rotary screen 3, the rotary screen 3 is enabled to be horizontal by controlling the swinging of the mounting frame 4 through the swinging driving device, the high-pressure spray head 6 is connected with a high-pressure water source to flush the polycrystalline silicon side skin and the head and the tail furnace returns at high pressure, the rotary driving device is used for controlling the rotary screen 3 to rotate in the process to overturn the polycrystalline silicon side skin and the head and the tail furnace returns, water flow naturally dropping in the rotary screen 3 is collected through the water collecting tank 2, the high-pressure water source is closed after cleaning, and the front end upper table of the mounting frame 4 is controlled through the swinging driving device to enable the polycrystalline silicon side skin and the head and the tail furnace returns to be led out of the machine frame 1 through the guide groove 7.
Meanwhile, the water collected in the water collecting tank 2 is filtered and then pumped to a high-pressure spray head 6 through a high-pressure water pump to serve as a high-pressure water source. Therefore, the recycling of the circulating water is realized, the impurities of the edge skin, the head and tail materials and the sticky dirt are removed rapidly and effectively, the labor condition is improved greatly, and the environment is protected. Meanwhile, the outer side wall of the water collecting tank 2 is provided with a water supplementing pipe 14 extending into the water collecting tank 2. A water level detecting device is arranged in the water collecting tank, and the water collected by recycling can be automatically replenished through the water replenishing pipe 14 when the water is insufficient to meet the use requirement.
The device is mainly designed for solving the problems of automation, realizing cleaning and unloading automation, liberating labor force, avoiding cleaning dust, enabling workers to be far away from severe working environment as much as possible, reducing labor intensity and avoiding hidden danger of workers caused by strain.
Then, the water collecting tank 2 is provided with a water guide plate 9 which is inclined from the rear side to the front side, the front part of the water guide plate 9 is provided with a filtering part 10 which is full of filtering holes, the lower side of the water guide plate 9 is provided with a first water blocking plate 11 which extends downwards from the rear of the filtering part 10, the rear part of the first water blocking plate 11 is provided with a second water blocking plate 12 which extends upwards from the bottom of the water collecting tank 2, the side edges of the first water blocking plate 11 and the second water blocking plate 12 are respectively connected with the side wall of the water collecting tank 2 in a sealing way, a space is reserved between the lower side of the first water blocking plate 11 and the bottom of the water collecting tank 2, the upper side of the second water blocking plate 12 is lower than the upper side of the first water blocking plate 11, and a water pumping guide pipe 13 which extends from the outer side wall of the water collecting tank 2 to the inner bottom side of the water collecting tank 2 is arranged behind the second water blocking plate 12.
The water collecting tank and the cleaning wastewater are isolated through the water guide plate, so that the cleaning wastewater can be filtered and recycled through the filtering part 10 in the recycling process. Meanwhile, the water entering the water pump passes through the first water blocking plate 11 and the second water blocking plate 12 to block sedimentation, and is filtered and clarified for the second time. Meanwhile, a protective filter screen can be arranged at the water inlet position of the water pumping conduit 13 as shown in fig. 2. Whether the water is clear or not has little influence on the cleaning effect, but can furthest protect the water pump, thereby prolonging the service life of the water pump.
In order to facilitate smooth rotation of the cylindrical screen 3 and effective work, the mounting frame 4 is of a rectangular frame structure, and the front part and the rear part of the mounting frame 4 are respectively provided with a limiting groove formed by clamping two annular limiting plates 43; the front end and the rear end of the cylindrical screen 3 are respectively provided with a support ring 15 which continuously surrounds the cylindrical screen 3, and the support rings 15 are embedded in the limit grooves; meanwhile, a plurality of supporting wheels 16 which are rotatably connected to the limiting plate 43 are arranged in the limiting groove, and the supporting wheels 16 are distributed around the supporting ring 15 and supported on the outer side of the supporting ring 15. Although the friction between the limiting plate 43 and the support ring 15 can be solved by processing and grease lubrication, there is an additional solution to be optimized, namely, a plurality of bullnose bearings (universal bearings) are arranged on the limiting plate 43 in a surrounding manner to support the end face of the support ring 15, but sometimes, in order to save the cost, the friction is directly arranged in the manner of fig. 5.
The manner of controlling the rotation of the drum screen can be seen in fig. 2, the rotation driving device comprises a ring gear 20 coaxially and fixedly connected to the outer side of the drum screen 3, a driving gear 22 controlled to rotate by a rotation motor 21 is arranged on the mounting frame 4 and is in transmission engagement with the ring gear 20, and the rotation motor 21 controls the driving gear 22 to rotate so as to control the rotation of the drum screen 3.
Then, the upside of mounting bracket 4 front end has first engaging lug 17, is provided with second engaging lug 18 in the frame 1 in the position that is located above mounting bracket 4, swing drive device includes the reciprocal telescoping device 19 that one end articulated first engaging lug 17 other end articulated second engaging lug 18, and reciprocal telescoping device 19 flexible alright control the mounting bracket and drive screen 3 and lift and put down.
Then, the rear end of the cylinder screen 3 is provided with a tail part 23 which tends to be folded towards the middle, and the front end is provided with a coaming 24 with the inner diameter higher than that of the baffle plate 8; the rear side of the mounting frame 4 is provided with a door shield 26 which can swing up and down, and the door shield 26 is controlled to swing up and down by arranging a reciprocating telescopic device 25 so that the door shield 26 is far away from or blocked at the rear end opening of the screen 3. The tail 23 of the folding trend is mainly used for facilitating the butt joint of the rear end of the screen and the guide groove, meanwhile, the screen can roll and swing back and forth to turn materials (polycrystalline silicon edge skin and head and tail furnace return materials) for better cleaning effect in the cleaning process, the coaming 24 and the door shield 26 are used for placing the materials to fall out in the cleaning process, and in order to save space and facilitate the design of material throwing, the front part of the screen is not provided with a switch door like the door shield.
Meanwhile, the cleaning effect is guaranteed and improved, besides the rotary screen and the forward and backward swinging to turn materials, the forward and backward swinging of the high-pressure spray head 6 is synchronously increased, the structure and the working mode are as follows, specifically, the supporting frame 5 extends along the length direction of the rotary screen 3, the lower side of the supporting frame 5 is provided with a plurality of fixing seats 28 which are arranged along the length direction of the supporting frame 5, the lower side of the fixing seats 28 is hinged with a connecting seat 27 capable of swinging forward and backward, the high-pressure spray head 6 is fixedly arranged at the lower end of the connecting seat 27, a water inlet pipe 29 with the length direction being consistent with the length direction of the supporting frame 5 is arranged on the supporting frame 5, the water inlet pipe 29 is provided with a plurality of water outlets, a hose 30 is arranged to connect the water inlet of the water outlet with the high-pressure spray head 6, a sliding rail 31 with the length direction being consistent with the length direction of the supporting frame 5 is arranged on the supporting frame 5, a poking rod 32 which extends to one side of the connecting seat 27 in a one-to-one correspondence manner is arranged on the supporting frame 5, a poking shaft 34 which is vertically extends is arranged on the supporting frame 5, a reciprocating driving device 35 is arranged on the supporting frame 5 to control the sliding rail 31 to slide, the sliding rail 31 to slide back and forth along the long hole 31, the sliding device is arranged on the supporting frame 31, the sliding device is in the supporting frame 5, the sliding device is controlled by the sliding rail 31 is compared with the sliding seat 31 in the mode, the high-speed and the water pressure spray effect is obviously higher than the cleaning effect of the cleaning effect can be compared with the high-pressure spray head in the mode, and the mode.
The turning and swinging of the cylinder screen are used for continuously changing the posture of the material in real time, so that no dead angle is ensured in cleaning, and the cleaning is repeated. For conveniently observing the internal conditions such as device operation and cleaning effect in the working process, the two sides of the frame 1 are provided with side plates extending upwards from the water collecting tank 2, a switch door 40 which can slide up and down along the frame 1 is respectively arranged on the front side and the rear side of the frame 1 and is combined with the side plate to surround the mounting frame 4 and the cylinder screen 3, a winding wheel 38 controlled by a lifting motor 37 is arranged above the front side and the rear side of the frame 1 to wind and release a flexible rope 39 so as to drive the switch door 40 to open and close up and down, and a transparent glass observation window 41 is arranged in the middle of the switch door 40.
As shown in fig. 6, a slag-removing blowing nozzle 42 may be further provided on the mounting frame to clean the part of the ring gear 20 near the driving gear in real time by high-pressure blowing, so as to protect the ring gear from impurities when engaged with the driving gear, and to improve the operational reliability.
The device is simple to operate, can realize full automation, can greatly reduce the labor intensity of operators, saves energy, improves the operating environment, improves the efficiency and directly increases the economic benefit of enterprises.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (6)
1. Polycrystalline silicon limit skin, head and tail return burden hydraulic cleaning device, its characterized in that: comprising the following steps:
the machine frame (1) is used for mounting and supporting, and the bottom of the machine frame (1) is provided with a water collecting tank (2);
the cylindrical screen (3) is positioned right above the water collecting tank (2) and is rotatably arranged on the mounting frame (4), and the rear end of the mounting frame (4) is hinged on the frame (1) so that the mounting frame (4) can swing up and down;
the swing driving device is arranged on the frame (1) and used for controlling the swinging of the mounting frame (4);
the rotary driving device is arranged on the mounting frame (4) and is used for driving the cylindrical screen (3) to rotate relative to the mounting frame (4);
the water spraying device is arranged on the mounting frame (4) and is provided with a supporting frame (5) extending into the cylindrical screen (3) from the front end of the cylindrical screen (3), and a plurality of high-pressure spray heads (6) for spraying water downwards are arranged on the supporting frame (5);
the guide groove (7) is fixedly arranged at the rear side of the frame (1) and is positioned below the rear end of the cylinder screen (3);
the front end and the rear end of the rotary screen (3) are not closed, the whole body is provided with screen holes, a plurality of baffles (8) with the length direction consistent with the length direction of the rotary screen (3) are arranged on the inner side wall in a surrounding manner, the polycrystalline silicon side skin and the head and tail furnace returns are put into the rotary screen (3), the mounting frame (4) is controlled to swing through the swing driving device so as to enable the rotary screen (3) to be horizontal, the high-pressure spray head (6) is connected with a high-pressure water source to flush the polycrystalline silicon side skin and the head and tail furnace returns at high pressure, the rotary driving device is used for controlling the rotary screen (3) to rotate so as to overturn the polycrystalline silicon side skin and the head and tail furnace returns, water flow naturally dropping in the rotary screen (3) is collected through the water collecting tank (2), the high-pressure water source is closed after cleaning, the front end upper table of the mounting frame (4) is controlled through the swing driving device so as to enable the polycrystalline silicon side skin and the head and tail furnace returns to be led into the guide groove (7) and led out of the frame (1) through the guide groove (7);
the water collected in the water collecting tank (2) is filtered and then pumped to a high-pressure nozzle (6) through a high-pressure water pump to be used as a high-pressure water source;
the water collecting tank (2) is provided with a water guide plate (9) which is inclined from the rear side to the front side, the front part of the water guide plate (9) is provided with a filtering part (10) filled with filtering holes, the lower side of the water guide plate (9) is provided with a first water blocking plate (11) which extends downwards from the rear of the filtering part (10), the rear of the first water blocking plate (11) is provided with a second water blocking plate (12) which extends upwards from the bottom of the water collecting tank (2), the side edges of the first water blocking plate (11) and the second water blocking plate (12) are in sealing connection with the side wall of the water collecting tank (2), a space is reserved between the lower side of the first water blocking plate (11) and the bottom of the water collecting tank (2), and the upper side of the second water blocking plate (12) is lower than the upper side of the first water blocking plate (11) and a water pumping guide pipe (13) which extends from the outer side wall of the water collecting tank (2) to the inner bottom of the water collecting tank (2) is arranged behind the second water blocking plate (12);
support frame (5) extend along screen (3) length direction, support frame (5) downside sets up a plurality of fixing base (28) of arranging along support frame (5) length direction, but the downside of fixing base (28) articulates back and forth wobbling connecting seat (27), lower extreme fixed mounting high-pressure nozzle (6) of connecting seat (27), and set up inlet tube (29) that length direction is unanimous with support frame (5) length direction on support frame (5), inlet tube (29) have a plurality of delivery ports, and set up hose (30) and connect the water inlet of delivery port and high-pressure nozzle (6), slide on support frame (5) and be provided with slide rail (31) that length direction is unanimous with support frame (5) length direction, be provided with on slide rail (31) and extend to driving lever (32) one-to one side of connecting seat (27), set up vertical slot hole (33) on support frame (5), set up vertical extension and insert in slot hole (33) and set up reciprocating motion drive device (35) control slide rail (31) and slide through slide rail (31) and dial front-back and-forth mode of connecting nozzle (6).
2. The polycrystalline silicon edge skin, head-to-tail furnace return material hydraulic cleaning device according to claim 1, wherein: the outer side wall of the water collecting tank (2) is provided with a water supplementing pipe (14) extending into the water collecting tank (2).
3. The polycrystalline silicon edge skin, head-to-tail furnace return material hydraulic cleaning device according to claim 1, wherein: the mounting frame (4) is of a rectangular frame structure, and the front part and the rear part of the mounting frame (4) are respectively provided with a limiting groove formed by clamping two annular limiting plates (43);
the front end and the rear end of the screen cylinder (3) are respectively provided with a support ring (15) which continuously surrounds the screen cylinder (3), and the support rings (15) are embedded in the limit grooves;
a plurality of supporting wheels (16) which are rotatably connected to the limiting plate (43) are arranged in the limiting groove, and the supporting wheels (16) are distributed around the supporting ring (15) and are supported on the outer side of the supporting ring (15).
4. The polycrystalline silicon edge skin, head-to-tail furnace return material hydraulic cleaning device according to claim 1, wherein: the upper side of the front end of the mounting frame (4) is provided with a first connecting lug (17), the frame (1) is provided with a second connecting lug (18) at a position above the mounting frame (4), and the swing driving device comprises a reciprocating telescopic device (19) with one end hinged with the first connecting lug (17) and the other end hinged with the second connecting lug (18).
5. The polycrystalline silicon edge skin, head-to-tail furnace return material hydraulic cleaning device according to claim 1, wherein: the rotary driving device comprises a ring gear (20) coaxially and fixedly connected to the outer side of the rotary screen (3), and a driving gear (22) controlled to rotate by a rotary motor (21) is arranged on the mounting frame (4) and is in transmission engagement with the ring gear (20).
6. The polycrystalline silicon edge skin, head-to-tail furnace return material hydraulic cleaning device according to claim 1, wherein: the rear end of the cylindrical screen (3) is provided with a tail part (23) which is folded towards the middle, and the front end is provided with a coaming (24) with the inner diameter higher than that of the baffle (8);
the rear side of the mounting frame (4) is provided with a door shield (26) capable of swinging up and down, and the door shield (26) is controlled to swing up and down by arranging a reciprocating telescopic device (25) so that the door shield (26) is far away from or blocked at the opening of the rear end of the screen (3).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210371274.6A CN114887959B (en) | 2022-04-11 | 2022-04-11 | Hydraulic cleaning device for polycrystalline silicon edge skin, head and tail furnace returns |
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| CN202210371274.6A CN114887959B (en) | 2022-04-11 | 2022-04-11 | Hydraulic cleaning device for polycrystalline silicon edge skin, head and tail furnace returns |
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| CN114887959A CN114887959A (en) | 2022-08-12 |
| CN114887959B true CN114887959B (en) | 2023-07-04 |
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| CN202210371274.6A Active CN114887959B (en) | 2022-04-11 | 2022-04-11 | Hydraulic cleaning device for polycrystalline silicon edge skin, head and tail furnace returns |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115518936B (en) * | 2022-10-26 | 2023-11-17 | 浙江矽盛电子有限公司 | Pickling equipment of solar grade polycrystalline silicon material |
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| JPH1128433A (en) * | 1997-07-10 | 1999-02-02 | Taiyo Clean Koushiya:Kk | Washing device |
| US6250318B1 (en) * | 1998-10-02 | 2001-06-26 | Ultra Clean Technology Asia Pte. Ltd. | Method and apparatus for washing and drying semi-conductor devices |
| ES2390727A1 (en) * | 2010-07-15 | 2012-11-15 | Juan Alberto GARRIDO AIXA | Roller cleaner (Machine-translation by Google Translate, not legally binding) |
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