CN219899367U

CN219899367U - Impurity removing device

Info

Publication number: CN219899367U
Application number: CN202320941010.XU
Authority: CN
Inventors: 王世强; 武登波; 张文龙; 武小兵; 张云
Original assignee: Zhangye Julong Ferroalloy Co ltd
Current assignee: Zhangye Julong Ferroalloy Co ltd
Priority date: 2023-04-24
Filing date: 2023-04-24
Publication date: 2023-10-27
Anticipated expiration: 2033-04-24

Abstract

The utility model discloses a impurity removing device, which comprises a stirring barrel, wherein a baffle plate is fixedly connected to the inside of the stirring barrel, a screw shaft is rotatably connected to the upper end shaft center of the baffle plate, a blade is fixedly connected to the outer wall of the screw shaft, raw silicon blocks are fed into the stirring barrel and then injected into the stirring barrel, the first cleaning can be realized through stirring by the blade and turning of the screw shaft, a waterproof box is fixedly connected to the inner wall of the stirring barrel, a feed hole and a discharge hole are respectively opened at the left end and the right end of the waterproof box, the silicon blocks can be cleaned again after entering the waterproof box and are discharged from the discharge hole, a triaxial conveyor belt is arranged at the right side of the stirring barrel, two high-pressure spray heads are arranged above the triaxial conveyor belt, a layer of silicon blocks are paved at the upper end of the triaxial conveyor belt along with the rotation of the triaxial conveyor belt, the silicon blocks are washed again by water flow sprayed by the high-pressure spray heads, and the washed water flows into a water storage barrel below the triaxial conveyor belt and is finally fed into the stirring barrel again by a water pump.

Description

Impurity removing device

Technical Field

The utility model relates to the technical field of high-purity silicon processing, in particular to a impurity removing device.

Background

Silicon is a chemical substance, bluish white, very brittle, low thermal conductivity, electrical conductivity, in the form of blocks, ingots, plates, flakes, etc., for use in semiconductors.

Silicon is directly mined, a plurality of impurities are mixed in the mining process, and soil is stuck on the silicon blocks in the processing process of the high-purity silicon, so that the impurities are required to be removed to improve the quality.

In the existing silicon briquette processing impurity removing device, most of the silicon briquette processing impurity removing device is turned over in a cleaning pool or sprayed on a conveyor belt, the overall effect is general, the waste of water resources is large, and waste water after washing silicon briquettes contains a large amount of silicon slag and cannot be directly collected.

Disclosure of Invention

The utility model aims to provide a impurity removing device which has the characteristics of repeated cleaning, water recycling and silica residue collection.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the impurity removing device comprises a stirring barrel, wherein a baffle is fixedly connected to the inside of the stirring barrel, a screw shaft is rotatably connected to the shaft center of the upper end of the baffle, the upper end of the screw shaft penetrates through and extends to the upper part of the stirring barrel, and a blade is fixedly connected to the outer wall of the screw shaft;

the inner wall of the stirring barrel is fixedly connected with a waterproof box, a driving shaft and a driven shaft are rotatably connected inside the waterproof box, two gears which are a group are fixedly connected to the outer walls of the driving shaft and the driven shaft, a transmission plate is connected to the outer walls of the two groups of gears in a meshed manner, and a plurality of mesh baffles are fixedly connected to one side of the transmission plate;

the waterproof box is characterized in that a feeding hole and a discharging hole are formed in the outer wall of the waterproof box, and a receiving plate and a feeding plate are fixedly connected to the openings of the feeding hole and the discharging hole respectively.

In order to realize the secondary flushing of the silicon blocks, as a preferred impurity removing device of the utility model, a plurality of support columns are arranged on the right side of the stirring barrel, the top ends of the support columns are rotatably connected with a triaxial conveyor belt, a water accumulation barrel is fixedly connected between the outer walls of the support columns, a water pump is arranged in the water accumulation barrel, and the water pump is communicated with the stirring barrel through a water pipe;

two high-pressure spray heads are arranged above the triaxial conveyor belt, one side of each high-pressure spray head is connected with a water pipe, and one end of each water pipe is connected with a booster pump.

In order to realize multiple filtration of sewage, as a preferred impurity removing device of the utility model, the upper end of the partition plate is provided with a drain hole, the lower end of the partition plate is fixedly connected with a water outlet valve, the inside of the stirring barrel is fixedly connected with a connecting plate, two screens distributed up and down are fixedly connected between the left end of the connecting plate and the inner wall of the stirring barrel, two smooth plates with the same height as the screens are fixedly connected between the right end of the connecting plate and the inner wall of the stirring barrel, and the outer wall of the connecting plate is provided with a strip-shaped groove.

In order to realize water circulation in the waterproof box, as a preferable impurity removing device of the utility model, the upper end of the waterproof box is provided with a water injection port, the water injection port extends to the upper part of the stirring barrel, and the lower end of the waterproof box is provided with a water outlet.

In order to realize the autonomous rotation of the driving shaft, as a preferred impurity removing device of the utility model, one end of the driving shaft penetrates through and extends to the rear of the stirring barrel, the rear end surface of the stirring barrel is provided with a first motor through a bracket, and the output end of the first motor is fixedly connected with the driving shaft.

In order to realize autonomous rotation of the screw shaft, as one preferable impurity removing device of the utility model, the upper end of the stirring barrel is provided with a second motor, and the output end of the second motor is fixedly connected with the screw shaft.

In order to realize the transportation of the silicon blocks into the stirring barrel, the upper end of the stirring barrel is preferably fixedly connected with a double-shaft conveying belt through a bracket as one impurity removing device of the utility model.

In order to realize water recovery sprayed by the high-pressure spray head, the impurity removing device is preferably characterized in that a plurality of meshes are formed in the outer wall of the triaxial conveying belt, and a diversion cloth is arranged in the triaxial conveying belt.

In order to realize the sewage discharge and the filtration residue extraction, as a preferred impurity removing device of the utility model, the outer wall of the stirring barrel is provided with a sewage outlet and a residue extraction door.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, raw silicon blocks are fed into the stirring barrel and then injected into the stirring barrel, stirring is carried out by the paddles and the screw shaft is turned over, so that the first cleaning can be realized, in the process of rotating the screw shaft, the raw silicon blocks below the water surface are driven to rise spirally, after rising to be higher than the water surface, the screw shaft rotates too fast to separate from the screw shaft and fall off, part of silicon blocks fall on the upper end of the receiving plate and slide into the waterproof box through the feeding hole in the process of falling, the silicon blocks fall on the upper end of the mesh baffle after entering the waterproof box, water is injected into the waterproof box through the water injection hole, the silicon blocks on the mesh baffle are washed again in the process of falling, the driving shaft rotates to drive the driving plate to rotate, so that the mesh baffle also moves along the outer wall of the driving plate, and therefore, when the silicon blocks falling on the mesh baffle pass through the discharging hole, the feeding plate slides down, the silicon blocks falling from the upper end of the feeding plate fall on the triaxial conveyor belt, a layer of silicon blocks are paved on the upper end of the triaxial conveyor belt along with the rotation of the triaxial conveyor belt, and are washed by the water flow sprayed out again, the high-pressure nozzle, the washed silicon blocks are finished products, the silicon blocks fall into the waterproof box, and the water after the water falls into the water barrel, and the water is repeatedly used in a certain volume, and the water pump is repeatedly used for cleaning effect.

2. According to the utility model, when water in the stirring barrel needs to be replaced, the water outlet valve can be opened, waste water flows to the screen through the water outlet valve, meshes of the upper screen are larger, silicon slag with larger particles can be left, meshes of the lower screen are smaller, silicon slag with smaller particles can be left, silicon slag with different particles can be finally made into different finished products, the silicon slag can be scraped to the upper end of the smooth plate through the strip-shaped groove by the scraper tool, the silicon slag collection is facilitated, and when the water outlet valve is used for draining water, the screw shaft can be enabled to continuously rotate, so that the blade is driven to rotate, and the silicon slag precipitated at the upper end of the partition plate can be scraped to the water outlet valve to accelerate drainage.

Drawings

FIG. 1 is a block diagram of an overall cross-section of the present utility model;

FIG. 2 is a cross-sectional top view of the mixing drum of the present utility model;

FIG. 3 is a block diagram of a mixing drum according to the present utility model;

fig. 4 is a structural view of the screw shaft according to the present utility model.

In the figure: 1. a stirring barrel; 2. a partition plate; 3. a screw shaft; 4. a paddle; 5. a waterproof box; 6. a driving shaft; 7. a driven shaft; 8. a gear; 9. a drive plate; 10. a mesh baffle; 11. a feed hole; 12. a receiving plate; 13. a discharge hole; 14. a feeding plate; 15. a support column; 16. a triaxial conveyor belt; 17. a water accumulation barrel; 18. a water pump; 19. a high pressure nozzle; 20. a pressurizing pump; 21. a water outlet valve; 22. a connecting plate; 23. a screen; 24. a smoothing plate; 25. a bar-shaped groove; 26. a water filling port; 27. a water outlet; 28. a first motor; 29. a second motor; 30. a biaxial conveyor belt; 31. a diversion cloth; 32. a sewage outlet; 33. and taking a slag door.

Detailed Description

Referring to fig. 1 to 4, a device for removing impurities comprises a stirring barrel 1, wherein a baffle plate 2 is fixedly connected inside the stirring barrel 1, a screw shaft 3 is rotatably connected to the shaft center of the upper end of the baffle plate 2, the upper end of the screw shaft 3 penetrates through and extends to the upper part of the stirring barrel 1, and a blade 4 is fixedly connected to the outer wall of the screw shaft 3;

the inner wall of the stirring barrel 1 is fixedly connected with a waterproof box 5, a driving shaft 6 and a driven shaft 7 are rotatably connected inside the waterproof box 5, two gears 8 which are a group are fixedly connected to the outer walls of the driving shaft 6 and the driven shaft 7, a transmission plate 9 is connected to the outer walls of the two groups of gears 8 in a meshed manner, and a plurality of mesh baffles 10 are fixedly connected to one side of the transmission plate 9;

the outer wall of the waterproof box 5 is provided with a feeding hole 11 and a discharging hole 13, and the openings of the feeding hole 11 and the discharging hole 13 are respectively fixedly connected with a receiving plate 12 and a feeding plate 14.

In this embodiment: the raw silicon blocks are filled into the stirring barrel 1 and then poured into the stirring barrel 1, stirring is carried out through the blades 4 and the screw shaft 3 is turned over, the first cleaning can be realized, the screw shaft 3 can drive the raw silicon blocks below the water surface to rise in a screw mode in the rotation process, after rising to be higher than the water surface, the screw shaft 3 rotates at a high speed so as to separate from the screw shaft 3 and fall off, part of the silicon blocks fall on the upper end of the receiving plate 12 and slide into the waterproof box 5 through the feeding hole 11 in the falling process, fall on the upper end of the mesh baffle 10 after entering the waterproof box 5, rotate along with the driving shaft 6 to drive the driving plate 9, and therefore the mesh baffle 10 also moves along the outer wall of the driving plate 9, when the silicon blocks falling on the mesh baffle 10 slide down through the discharging hole 13, stirring in the horizontal plane can be realized, turning over in the vertical plane is carried out continuously and finally.

As a technical optimization scheme of the utility model, a plurality of support columns 15 are arranged on the right side of a stirring barrel 1, the top ends of the support columns 15 are rotatably connected with a triaxial conveyor belt 16, a water accumulation barrel 17 is fixedly connected between the outer walls of the support columns 15, a water pump 18 is arranged in the water accumulation barrel 17, and the water pump 18 is communicated with the stirring barrel 1 through a water pipe;

two high-pressure spray heads 19 are arranged above the triaxial conveyor belt 16, one side of each high-pressure spray head 19 is connected with a water pipe, and one end of each water pipe is connected with a pressurizing pump 20.

In this embodiment: the silicon blocks falling from the upper end of the feeding plate 14 fall on the triaxial conveyer belt 16, a layer of silicon blocks is paved at the upper end of the triaxial conveyer belt 16 along with the rotation of the triaxial conveyer belt 16, and the silicon blocks are washed by water flow sprayed by the high-pressure spray head 19 again, the washed silicon blocks are finished products, the water washed by the silicon blocks falls into the water accumulation barrel 17 and is cleaner than the water in the stirring barrel 1, so that the water pump 18 can convey the silicon blocks into the stirring barrel 1 for continuous use after a certain amount of accumulation.

As a technical optimization scheme of the utility model, a drain hole is formed in the upper end of the partition plate 2, a water outlet valve 21 is fixedly connected to the lower end of the partition plate, a connecting plate 22 is fixedly connected to the inside of the stirring barrel 1, two screens 23 which are distributed up and down are fixedly connected between the left end of the connecting plate 22 and the inner wall of the stirring barrel 1, two smooth plates 24 which are the same in height as the screens 23 are fixedly connected between the right end of the connecting plate 22 and the inner wall of the stirring barrel 1, and a strip-shaped groove 25 is formed in the outer wall of the connecting plate 22.

In this embodiment: when the water in the stirring barrel 1 needs to be replaced, the water outlet valve 21 can be opened, waste water flows to the screen cloth 23 through the water outlet valve 21, the meshes of the upper screen cloth 23 are larger, silicon slag with larger particles can be left, the meshes of the lower screen cloth 23 are smaller, silicon slag with smaller particles can be left, silicon slag with different particles can be finally made into different finished products, the silicon slag can be scraped to the upper end of the smooth plate 24 through the strip-shaped groove 25 by the scraping tool, wherein when the water outlet valve 21 is used for draining, the screw shaft 3 can be continuously rotated, so that the blade 4 is driven to rotate, and the device can be used for scraping sediment deposited at the upper end of the partition plate 2 to the water outlet valve 21 to accelerate drainage.

As a technical optimization scheme of the utility model, the upper end of the waterproof box 5 is provided with a water injection port 26, the water injection port 26 extends to the upper part of the stirring barrel 1, and the lower end of the waterproof box 5 is provided with a water outlet 27.

In this embodiment: in the rotation process of the transmission plate 9, water can be continuously injected into the waterproof box 5 through the water injection port 26, and finally the water is mixed into the water in the stirring barrel 1 and the waterproof box 5 through the mesh baffle 10, and in the falling process of the water flow, the silicon blocks on the mesh baffle 10 can be washed again, and the water outlet 27 can be used for discharging the water in the waterproof box 5 when the water is discharged from the stirring barrel 1.

As a technical optimization scheme of the utility model, one end of the driving shaft 6 penetrates through and extends to the rear of the stirring barrel 1, the rear end face of the stirring barrel 1 is provided with a first motor 28 through a bracket, and the output end of the first motor 28 is fixedly connected with the driving shaft 6.

In this embodiment: the first motor 28 is used for driving the driving shaft 6 to rotate, so that the gear 8 and the transmission plate 9 are driven to rotate.

As a technical optimization scheme of the utility model, the upper end of the stirring barrel 1 is provided with a second motor 29, and the output end of the second motor 29 is fixedly connected with the screw shaft 3.

In this embodiment: the second motor 29 is used to drive the screw shaft 3 to rotate.

As a technical optimization scheme of the utility model, the upper end of the stirring barrel 1 is fixedly connected with a double-shaft conveyor belt 30 through a bracket.

In this embodiment: the biaxial conveyor 30 is obliquely arranged for conveying the raw silicon briquette into the stirring vessel 1.

As a technical optimization scheme of the present utility model, the outer wall of the triaxial conveyor belt 16 is provided with a plurality of meshes, and the inside of the triaxial conveyor belt 16 is provided with a guide cloth 31.

In this embodiment: the outer wall of the triaxial conveyer belt 16 is provided with a plurality of meshes, so that water which washes silicon blocks on the triaxial conveyer belt 16 can fall through the meshes, mist water falls on the diversion cloth 31 and then is gathered into water flow to fall into the water accumulation barrel 17.

As a technical optimization scheme of the utility model, the outer wall of the stirring barrel 1 is provided with a sewage outlet 32 and a slag taking door 33.

In this embodiment: the drain outlet 32 is used for discharging the waste water in the stirring barrel 1, and the slag taking door 33 is convenient for taking out the silicon slag at the upper end of the smooth plate 24.

Working principle: raw silicon blocks are fed into the stirring barrel 1 and then injected into the stirring barrel 1, stirring is carried out by the blades 4 and the screw shaft 3 turns, so that the first cleaning can be realized, wherein in the rotation process of the screw shaft 3, the raw silicon blocks below the water surface are driven to spirally rise, after rising to the water surface, the screw shaft 3 rotates too fast to separate from the screw shaft 3 and fall off, part of the silicon blocks fall on the upper end of the receiving plate 12 and slide into the waterproof box 5 through the feeding hole 11 in the falling process, fall on the upper end of the mesh baffle 10 after entering the waterproof box 5, are injected into the waterproof box 5 through the water injection hole 26, the silicon blocks on the mesh baffle 10 are washed again in the water flow falling process, the driving plate 9 is driven to rotate along with the rotation of the driving shaft 6, so that the mesh baffle 10 also moves along the outer wall of the driving plate 9, when the silicon blocks falling on the mesh baffle 10 pass through the discharging hole 13, slide along the feeding plate 14, the silicon blocks falling from the upper end of the feeding plate 14 fall on the triaxial conveyer belt 16, a layer of silicon blocks is paved at the upper end of the triaxial conveyer belt 16 along with the rotation of the triaxial conveyer belt 16, and the silicon blocks after being washed are washed by water flow sprayed by the high-pressure spray head 19 again, the washed silicon blocks are finished products, the water washed by the silicon blocks can fall into the water accumulation barrel 17, a certain amount of water is accumulated and then is conveyed into the stirring barrel 1 by the water pump 18 for continuous use, when the water in the stirring barrel 1 needs to be replaced, the water outlet valve 21 can be opened, the waste water flows to the screen 23 through the water outlet valve 21, the mesh of the screen 23 at the upper layer is larger, silicon residues with larger particles can be left, the mesh of the screen 23 at the lower layer is smaller, silicon residues with smaller particles can be left, and the silicon residues with different particles can be finally made into different finished products, the silicon residues can be scraped to the upper end of the smooth plate 24 through the bar-shaped groove 25 by the scraping tool, wherein when the water in the stirring barrel 1 is discharged, the screw shaft 3 can continue to rotate, thereby driving the paddle 4 to rotate, and being capable of scraping sediment deposited at the upper end of the baffle plate 2 to the position of the water outlet valve 21 to accelerate water discharge.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a edulcoration device, includes agitator (1), its characterized in that: the stirring device is characterized in that a partition plate (2) is fixedly connected inside the stirring barrel (1), a screw shaft (3) is rotatably connected to the shaft center of the upper end of the partition plate (2), the upper end of the screw shaft (3) penetrates through and extends to the upper side of the stirring barrel (1), and a blade (4) is fixedly connected to the outer wall of the screw shaft (3);

the inner wall of the stirring barrel (1) is fixedly connected with a waterproof box (5), a driving shaft (6) and a driven shaft (7) are rotatably connected inside the waterproof box (5), two gears (8) which are a group are fixedly connected to the outer walls of the driving shaft (6) and the driven shaft (7), a transmission plate (9) is connected to the outer walls of the two groups of gears (8) in a meshed mode, and a plurality of mesh baffles (10) are fixedly connected to one side of the transmission plate (9);

the waterproof box is characterized in that a feeding hole (11) and a discharging hole (13) are formed in the outer wall of the waterproof box (5), and a receiving plate (12) and a feeding plate (14) are fixedly connected to the openings of the feeding hole (11) and the discharging hole (13) respectively.

2. The apparatus of claim 1, wherein: a plurality of support columns (15) are arranged on the right side of the stirring barrel (1), three-shaft conveying belts (16) are rotatably connected to the top ends of the support columns (15), water accumulating barrels (17) are fixedly connected between the outer walls of the support columns (15), water pumps (18) are arranged in the water accumulating barrels (17), and the water pumps (18) are communicated with the stirring barrel (1) through water pipes;

two high-pressure spray heads (19) are arranged above the triaxial conveyor belt (16), one side of each high-pressure spray head (19) is connected with a water pipe, and one end of each water pipe is connected with a pressurizing pump (20).

3. The apparatus of claim 1, wherein: the upper end of baffle (2) is opened there is wash port and lower extreme fixedly connected with play water valve (21), the inside fixedly connected with connecting plate (22) of agitator (1), fixedly connected with screen cloth (23) of upper and lower distribution between the inner wall of left end and agitator (1) of connecting plate (22), fixedly connected with two smooth plates (24) of same height with screen cloth (23) between the right-hand member of connecting plate (22) and the inner wall of agitator (1), the outer wall of connecting plate (22) is opened there is bar groove (25).

4. The apparatus of claim 1, wherein: the upper end of the waterproof box (5) is provided with a water injection port (26), the water injection port (26) extends to the upper part of the stirring barrel (1), and the lower end of the waterproof box (5) is provided with a water outlet (27).

5. The apparatus of claim 1, wherein: one end of the driving shaft (6) penetrates through and extends to the rear of the stirring barrel (1), a first motor (28) is mounted on the rear end face of the stirring barrel (1) through a support, and the output end of the first motor (28) is fixedly connected with the driving shaft (6).

6. The apparatus of claim 1, wherein: the upper end of the stirring barrel (1) is provided with a second motor (29), and the output end of the second motor (29) is fixedly connected with the screw shaft (3).

7. The apparatus of claim 1, wherein: the upper end of the stirring barrel (1) is fixedly connected with a double-shaft conveying belt (30) through a bracket.

8. An impurity removal device according to claim 2, wherein: the outer wall of triaxial conveyer belt (16) has seted up a plurality of meshes, the inside of triaxial conveyer belt (16) is provided with water conservancy diversion cloth (31).

9. The apparatus of claim 1, wherein: the outer wall of the stirring barrel (1) is provided with a sewage outlet (32) and a slag taking door (33).