CN218034288U

CN218034288U - Polysilicon slag slurry filter residue drying treatment device

Info

Publication number: CN218034288U
Application number: CN202221970267.XU
Authority: CN
Inventors: 朱新华; 李纲; 赵燕; 沈俊; 杨建明
Original assignee: Ningxia Shenglan Chemical Environmental Protection Technology Co ltd
Current assignee: Ningxia Shenglan Chemical Environmental Protection Technology Co ltd
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2022-12-13
Anticipated expiration: 2032-07-28

Abstract

The utility model discloses a polycrystalline silicon slag slurry filter residue drying process device relates to polycrystalline silicon production field, including the device main part, first motor is all installed to the surface both sides of device main part, and the output of first motor is connected with the transmission axle, has cup jointed the transmission roller on the transmission axle, has cup jointed the liquid transmission band between two transmission rollers, and the inside of device main part is equipped with rotating assembly and leads the liquid subassembly respectively, and rotating assembly includes pivot and drive sprocket. The utility model discloses a be provided with and divide the material subassembly, when transmission shaft drives drive sprocket and rotates, drive sprocket rethread chain drives driven gear and rotates to drive the pivot and rotate, drive the commentaries on classics board after the pivot rotates and rotate, can push away the flat with piling up the filter residue on the liquid transmission band after changeing the board rotation simultaneously, avoid the same position of liquid transmission band to pile up a large amount of filter residues and influence subsequent extrusion effect, so that follow-up second compression roller extrudees the filter residue, and improved the crowded liquid efficiency to the filter residue.

Description

Drying treatment device for polysilicon residue slurry filter residues

Technical Field

The utility model relates to a polycrystalline silicon production field specifically is a polycrystalline silicon sediment thick liquid filter residue drying process device.

Background

At present, the global polycrystalline silicon production field mainly applies the Siemens method to produce polycrystalline silicon, a large amount of slurry and filter residues are inevitably generated in the process of producing the polycrystalline silicon by the Siemens method, the filter residues need to be treated before being recovered, at present, the waste residues are treated by adopting an evaporation drying or hydrolysis mode, and therefore the filter residues are put into a drying treatment device for drying treatment.

Chinese patent with publication number CN208059414U discloses a drying treatment device for solid waste residue in sewage, which can remove a large amount of liquid in the waste residue, and through the arrangement of a blower, the utility model can generate air flow in the shell, and is easy to volatilize gas, and can discharge the air containing water vapor in the shell in real time, thereby improving the drying efficiency.

In view of the above-mentioned patent content, the inventor thinks that because a large amount of filter residues drop to the liquid-permeable conveyer belt simultaneously and carry, the filter residues that lead to piling up on the liquid-permeable conveyer belt are different in thickness, and then make follow-up compression roller be difficult to carry out more thorough extrusion to the filter residue of being thicker on the liquid-permeable conveyer belt, make to be difficult to extrude the liquid chlorosilane in the filter residue, thereby reduced the drying process effect to the filter residue.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a polycrystalline silicon slag thick liquid filter residue drying process device to solve the accumulational thickness of filter residue on the liquid transmission band and differ and then influence the technical problem of follow-up crowded liquid effect.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a polycrystalline silicon slag slurry filter residue drying process device, includes the device main part, first motor is all installed to the surface both sides of device main part, the output of first motor is connected with the transmission axle, the epaxial transmission roller that has cup jointed of transmission, two a liquid transmission band has been cup jointed between the transmission roller, the inside of device main part is equipped with rotating assembly and leads the liquid subassembly respectively, rotating assembly includes pivot and drive sprocket, the one end of pivot is connected with driven sprocket, the chain has been cup jointed between drive sprocket and the driven sprocket, be equipped with a plurality of commentaries on classics boards in the pivot, one side of device main part is equipped with the feed inlet, the discharge gate has been seted up to the opposite side of device main part.

Through adopting above-mentioned technical scheme, drive sprocket rotates and can drive the chain and rotate and then drive driven sprocket and rotate, and filter residue accessible feed inlet gets into the inside of device main part simultaneously.

Further, it includes backup pad, second motor, drain board and loose axle to lead the liquid subassembly, the one end of loose axle is connected with driven pulley, the output of second motor is connected with the drive shaft, cup jointed first compression roller, one in the drive shaft the one end of drive shaft is connected with driving pulley, the belt has been cup jointed between driving pulley and the driven pulley, the bottom of loose axle is equipped with the material turning plate, two be connected with the filter screen between the drain board.

By adopting the technical scheme, the driving shaft can drive the driving belt pulley to rotate after rotating, and the driving belt pulley drives the belt to rotate and drives the driven belt pulley to rotate.

Further, the bottom of material turning plate and filter screen contact, the filter screen is the arc, one side of drain board is along the downward sloping of filter screen direction.

Through adopting above-mentioned technical scheme, the stirring board lasts to rotate and can drive the waste residue upset on the filter screen, and then prevents that the waste residue from blockking up the filter screen for inside liquid chlorosilane can flow into the liquid reserve tank through the filter screen smoothly.

Furthermore, a plurality of liquid through holes are formed in the supporting plate, and the top of the supporting plate is in contact with the liquid transmission belt.

Through adopting above-mentioned technical scheme to on the liquid chlorosilane that is extruded can flow to the drain board through the through-liquid hole, and the backup pad can play the supporting role to the transmission band of permeating liquid.

Furthermore, it is a plurality of change the board and be distributed in the outer wall of pivot for annular array form, change the board and be located the top of passing through the liquid transmission band.

Through adopting above-mentioned technical scheme to the pivot rotates the back and drives and change the board and rotate, changes the board simultaneously and can push away the flat with piling up the filter residue on the transmission band that passes through after rotating.

Furthermore, an air cylinder is installed at the top of the device main body, a connecting frame is installed at the output end of the air cylinder through a piston rod, and a second pressing roller is arranged at the bottom of the connecting frame.

By adopting the technical scheme, the piston rod can be extended or contracted by the working of the air cylinder, so that the connecting frame can be driven to move up and down, and the second compression roller is driven to move up and down.

Further, connecting pipe and electric heating wire are installed respectively to the inside top of device main part, a plurality of air jets are installed to the bottom of connecting pipe, the air jet is located electric heating wire directly over.

Through adopting above-mentioned technical scheme, but electric heating wire work heatable air, and outside air can be through the jet head blowout to accelerate the flow velocity of steam.

To sum up, the utility model discloses mainly have following beneficial effect:

1. the utility model discloses a be provided with the branch material subassembly, when transmission shaft drive sprocket rotates, drive sprocket rethread chain drive driven gear rotates to drive the pivot and rotate, drive the commentaries on classics board rotation after the pivot rotates, can push away the filter residue of piling up on the liquid-permeable transmission band after the commentaries on classics board rotation simultaneously, prevent to pile up thick filter residue on the liquid-permeable transmission band, avoid the same position of liquid-permeable transmission band to pile up a large amount of filter residues and influence subsequent extrusion effect, so that follow-up second compression roller extrudees the filter residue, and improved the crowded liquid efficiency to the filter residue;

2. the utility model discloses a be provided with the drain subassembly, partial liquid chlorosilane after the extrusion can flow to the drain board through-hole and liquid-permeable transmission band, and flow to the filter screen through the drain board on, the user starts the second motor this moment, make the drive shaft drive first compression roller and rotate, first compression roller rotates and can extrude the liquid-permeable transmission band, make liquid-permeable transmission band surface adhesion's liquid chlorosilane can be extruded and drop to the drain board on, filter through the filter screen again and flow into to the liquid reserve tank inside, and can drive the drive pulley when the drive shaft rotates and rotate, the drive pulley then drives the belt and rotates, and drive driven pulley and rotate, it rotates to drive the loose axle again, and make the material turning plate rotate, and the material turning plate lasts to rotate the waste residue upset that can drive on the filter screen, and then prevent that the waste residue from blockking up the filter screen, make liquid chlorosilane can flow into to the liquid reserve tank inside through the filter screen smoothly.

Drawings

FIG. 1 is a schematic view of the overall front cross-section structure of the present invention;

FIG. 2 is a schematic view of a partial structure of a side surface of the main body of the device of the present invention;

FIG. 3 is a schematic view of a three-dimensional partial structure of a first compression roller of the present invention;

fig. 4 is the three-dimensional partial structure schematic diagram of the filter screen of the utility model.

In the figure: 1. a device main body; 2. a liquid storage tank; 3. a first motor; 4. a feed inlet; 5. a discharge port; 6. A transfer roller; 7. a transmission shaft; 8. a rotating assembly; 801. a rotating shaft; 802. rotating the plate; 803. a drive sprocket; 804. a chain; 805. a driven sprocket; 9. a liquid guiding component; 901. filtering with a screen; 902. a liquid guide plate; 903. A material turning plate; 904. a first press roll; 905. a second motor; 906. a drive shaft; 907. a drive pulley; 908. a belt; 909. a driven pulley; 910. a movable shaft; 911. a liquid through hole; 912. a support plate; 10. a cylinder; 11. a connecting frame; 12. a second press roll; 13. a connecting pipe; 14. a spray head; 15. an exhaust pipe; 16. a fan; 17. a gas delivery pipe; 18. an electric heating wire; 19. a liquid permeable transport belt.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

The following describes an embodiment of the present invention according to its overall structure.

The utility model provides a polycrystalline silicon slag slurry filter residue drying process device, as shown in figure 1, figure 2, figure 3 and figure 4, including device main part 1, first motor 3 is all installed to the surface both sides of device main part 1, the output of first motor 3 is connected with transmission axle 7, transmission axle 7 has last transmission roller 6 of having cup jointed, two have cup jointed between the transmission roller 6 and have passed through liquid transmission band 19, the inside of device main part 1 is equipped with rotating assembly 8 and leads liquid subassembly 9 respectively, one side of device main part 1 is equipped with feed inlet 4, discharge gate 5 has been seted up to the opposite side of device main part 1.

Specifically, the rotating assembly 8 includes a rotating shaft 801 and a driving sprocket 803, the driving sprocket 803 is sleeved on a transmission shaft 7, the rotating shaft 801 is connected with the device main body 1 through a bearing, one end of the rotating shaft 801 is connected with a driven sprocket 805, a chain 804 is sleeved between the driving sprocket 803 and the driven sprocket 805, the driving sprocket 803 rotates to drive the chain 804 to rotate and then drive a driven sprocket 905 to rotate, a plurality of rotating plates 802 are arranged on the rotating shaft 801, the plurality of rotating plates 802 are distributed on the outer wall of the rotating shaft 801 in an annular array shape, the rotating plates 802 are located above the liquid permeable transmission belt 19, so that the rotating shaft 801 rotates to drive the rotating plates 802 to rotate, and meanwhile, the rotating plates 802 can push the filter residues accumulated on the liquid permeable transmission belt 19 to be flat after rotating.

Specifically, the liquid guiding assembly 9 includes a supporting plate 912, a second motor 905, a liquid guiding plate 902 and a movable shaft 910, the movable shaft 910 is disposed inside the apparatus main body 1 through a bearing, the supporting plate 912 is disposed inside the apparatus main body 1, a plurality of liquid through holes 911 are disposed on the supporting plate 912, a top of the supporting plate 912 is in contact with the liquid permeable transmission belt 19, one end of the movable shaft 910 is connected with a driven pulley 909, an output end of the second motor 905 is connected with a driving shaft 906, a first pressing roller 904 is sleeved on the driving shaft 906, the first pressing roller 904 is in contact with the liquid permeable transmission belt 19, the first pressing roller 904 is located right above the filter screen 901 so as to press the liquid permeable transmission belt 19, and further, liquid chlorosilane attached to the liquid permeable transmission belt 19 can be extruded, one end of one driving shaft 906 is connected with a driving pulley 907, a belt 908 is sleeved between the driving pulley 907 and the driven pulley 909, the driving pulley 907 can drive the driving pulley to rotate after the driving shaft 906 rotates, the driving pulley 907 drives the driven pulley 909 to rotate, and drives the driven pulley 909 to rotate, a material turning plate 903 is connected with a material turning plate 902, the filter screen 901 of the waste residue is connected to prevent the waste residue from being in a downward tilting direction, and the filter screen 901 is inclined towards the waste residue overturning plate 903, and the waste residue is prevented from being blocked.

Referring to fig. 1 and 2, a cylinder 10 is installed at the top of a device main body 1, a connecting frame 11 is installed at an output end of the cylinder 10 through a piston rod, a second compression roller 12 is installed at the bottom of the connecting frame 11, the cylinder 10 can extend or contract the piston rod when operating, and further can drive the connecting frame 11 to move up and down, and drive the second compression roller 12 to move up and down, a connecting pipe 13 and an electric heating wire 18 are respectively installed above the inside of the device main body 1, a plurality of air nozzles 14 are installed at the bottom of the connecting pipe 13, the air nozzles 14 are located right above the electric heating wire 18, a fan 16 is installed on the device main body 1, an air inlet end of the fan 16 is connected with an air exhaust pipe, an air outlet end of the fan 16 is connected with an air pipe 17 extending to the inside of the connecting pipe 13, the fan 16 can draw outside air when operating, the air enters the connecting pipe 13 through the air pipe 17, and the electric heating wire 18 can operate to heat the air, the outside air can be sprayed out through the air nozzles 14, so as to accelerate the flow speed of the air, an exhaust pipe is connected with an exhaust pipe 15, so that a sliding door 2 capable of collecting a sliding liquid storage tank 2 is installed below the liquid storage main body 1, and a sliding door 2 capable of collecting slider is installed below the sliding window of the sliding device main body 2, and a sliding window 2 which is installed below the sliding window, and a sliding window which sliding window 2 which is installed on the sliding window of the sliding door 2.

The implementation principle of the embodiment is as follows: firstly, a user installs the device and switches on a power supply, then slag is placed on the liquid transmission belt 19, the first motor 3 is started, the first motor 3 can drive the transmission shaft 7 to rotate and drive the transmission roller 6 to rotate, so as to drive the liquid transmission belt 19 to rotate, the liquid transmission belt 19 conveys the slag, meanwhile, when the transmission shaft 7 drives the driving sprocket 803 to rotate, the driving sprocket 803 drives the driven gear 805 to rotate through the chain 804, and drives the rotating shaft 801 to rotate, the rotating shaft 801 drives the rotating plate 802 to rotate, and meanwhile, the rotating plate 802 can push and level the filter residue accumulated on the liquid transmission belt 19 after rotating;

when filter residues are conveyed to the lower part of the inner part of the device main body 1, a user can start the air cylinder 10, the air cylinder 10 works to enable the piston rod to extend, and then the connecting frame 11 can be driven to move downwards, and the second pressing roller 12 is driven to move downwards, and the second pressing roller 12 can extrude slag so as to extrude liquid chlorosilane on the slag;

then, part of the squeezed liquid chlorosilane flows onto the liquid guide plate 902 through the liquid through holes 911 and the liquid permeable transmission belt 19 and flows onto the filter screen 901 through the liquid guide plate 902, at this time, a user starts the second motor 905 to enable the driving shaft 906 to drive the first pressing roller 904 to rotate, the first pressing roller 904 rotates to squeeze the liquid permeable transmission belt 19, so that the liquid chlorosilane attached to the surface of the liquid permeable transmission belt 19 can be squeezed out and fall onto the liquid guide plate 902, and then is filtered by the filter screen 901 and flows into the liquid storage tank 2, when the driving shaft 906 rotates, the driving pulley 907 can be driven to rotate, the driving pulley 907 drives the belt 908 to rotate and drives the driven pulley 909 to rotate, then the movable shaft 910 rotates, the material turning plate 903 rotates, and the material turning plate 903 continuously rotates to drive the waste residues on the filter screen 901 to turn over, so as to prevent the waste residues from blocking the filter screen 901;

then, the filter residue is continuously conveyed, the electric heating wire 18 and the fan 16 are started, the electric heating wire 18 works to heat air, the fan 16 works to extract external air, the air enters the connecting pipe 13 through the air conveying pipe 17 and is sprayed out through the air spraying head 14, so that the flowing speed of hot air is accelerated, the filter residue can be heated and dried, and the dried filter residue can be discharged through the discharge port 5.

Although embodiments of the present invention have been shown and described, it is intended that the present embodiments be illustrative only and not limiting to the invention, and that the particular features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples, and that modifications, substitutions, variations, and the like, which are not inventive in light of the above teachings, may be made to the embodiments by those skilled in the art without departing from the principles and spirit of the present invention, but are to be construed as broadly as the following claims.

Claims

1. The utility model provides a polycrystalline silicon sediment thick liquid filter residue drying process device, includes device main part (1), its characterized in that: first motor (3) are all installed to the surface both sides of device main part (1), the output of first motor (3) is connected with transmission axle (7), transmission roller (6) have been cup jointed on transmission axle (7), two liquid-permeable transmission band (19) have been cup jointed between transmission roller (6), the inside of device main part (1) is equipped with rotating assembly (8) and drain subassembly (9) respectively, rotating assembly (8) are including pivot (801) and drive sprocket (803), the one end of pivot (801) is connected with driven sprocket (805), chain (804) have been cup jointed between drive sprocket (803) and driven sprocket (805), be equipped with a plurality of commentaries on classics board (802) in pivot (801), one side of device main part (1) is equipped with feed inlet (4), discharge gate (5) have been seted up to the opposite side of device main part (1).

2. The polysilicon residue slurry filter residue drying device according to claim 1, wherein: lead liquid subassembly (9) including backup pad (912), second motor (905), drain board (902) and loose axle (910), the one end of loose axle (910) is connected with driven pulley (909), the output of second motor (905) is connected with drive shaft (906), first compression roller (904) have been cup jointed on drive shaft (906), one the one end of drive shaft (906) is connected with driving pulley (907), cup joint belt (908) between driving pulley (907) and driven pulley (909), the bottom of loose axle (910) is equipped with material turning plate (903), two be connected with filter screen (901) between drain board (902).

3. The polysilicon residue slurry filter residue drying device according to claim 2, wherein: the bottom of the material turning plate (903) is in contact with a filter screen (901), the filter screen (901) is arc-shaped, and one side of the liquid guide plate (902) inclines downwards along the direction of the filter screen (901).

4. The polysilicon residue slurry filter residue drying device according to claim 2, wherein: a plurality of liquid through holes (911) are formed in the supporting plate (912), and the top of the supporting plate (912) is in contact with the liquid transmission belt (19).

5. The polysilicon residue slurry and residue drying device according to claim 1, wherein the device comprises: a plurality of change board (802) are distributed in the outer wall of pivot (801) as the annular array form, change board (802) are located the top of liquid transmission band (19).

6. The polysilicon residue slurry filter residue drying device according to claim 1, wherein: the device is characterized in that an air cylinder (10) is installed at the top of the device main body (1), a connecting frame (11) is installed at the output end of the air cylinder (10) through a piston rod, and a second pressing roller (12) is arranged at the bottom of the connecting frame (11).

7. The polysilicon residue slurry filter residue drying device according to claim 1, wherein: connecting pipe (13) and electric heating wire (18) are installed respectively to the inside top of device main part (1), a plurality of jet heads (14) are installed to the bottom of connecting pipe (13), jet head (14) are located electric heating wire (18) directly over.