CN218403692U - Silicon powder recycling and filtering device for silicon material waste liquid in diamond wire cutting - Google Patents
Silicon powder recycling and filtering device for silicon material waste liquid in diamond wire cutting Download PDFInfo
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- CN218403692U CN218403692U CN202222542986.8U CN202222542986U CN218403692U CN 218403692 U CN218403692 U CN 218403692U CN 202222542986 U CN202222542986 U CN 202222542986U CN 218403692 U CN218403692 U CN 218403692U
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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
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Abstract
The utility model discloses a silicon powder recovery and filtration device used in silicon material waste liquid of diamond wire cutting, which comprises a filtration tank, a liquid inlet, a liquid outlet and a silicon powder collecting pipe, wherein a water distributor, a filtering material chamber and a filter pressing chamber are arranged in the filtration tank, a silicon powder collecting cone hopper is arranged at the bottom of the filter pressing chamber, an air inlet pipe is communicated on the side wall of the water distributor, a filtering material is arranged in the filtering material chamber, a vertically arranged microporous filtering pipe is uniformly distributed in the filter pressing chamber, the top of the microporous filtering pipe is communicated with the water distributor, and the bottom of the microporous filtering pipe is communicated with the silicon powder collecting cone hopper; the utility model discloses a set gradually filter material room, water-locator and filter-pressing room in filtering jar, carry out the adsorption filtration treatment for the first time to the cutting waste liquid through the filter material room, will distribute to the filter-pressing indoor filter-pressing filtration from the waste liquid that the filter material room flows through the water-locator, the water-locator is connected with the intake pipe simultaneously, blows the filter cake with the compressed air blowback when unloading the sediment, the life of extension microporous filter pipe can effectively realize silica flour and filter, the clearance solid phase is up to more than 90%.
Description
Technical Field
The utility model belongs to silicon; the technical field of compounds thereof, in particular to a silicon powder recovery and filtration device used in waste liquid of diamond wire cutting silicon materials.
Background
In the actual diamond wire cutting processing, a processing process of two working procedures is provided, namely, the cutting of a silicon ingot is performed; and the other is to cut and process the cut small silicon ingot into silicon wafers. In the silicon powder suspensions formed in the two working procedures, the liquid phase has similar components, while the particle size and distribution of solid-phase silicon powder are greatly different, wherein the particle size distribution range of the ground silicon powder in the diamond wire cutting fluid is 0.5-18um, the particle size distribution range is less than 67 percent of 3um, and the average diameter is 3.5um; experiments prove that only the microporous filtering device can effectively filter the suspension with the solid-phase granularity, a filter cake with certain thickness can be formed on the surface of the filter material, the filter material cannot be blocked, the existing silica powder recovery filtering device adopts a filter pressing plate and a filter pressing cloth for filtering, the filtering mode has low filtering efficiency, and the silica powder recovery rate is poor.
Disclosure of Invention
In view of this, an object of the utility model is to provide a silica flour retrieves filter equipment in being arranged in diamond wire-electrode cutting silicon material waste liquid, this silica flour retrieves filter equipment in being arranged in diamond wire-electrode cutting silicon material waste liquid is through having set gradually the filter material room in the filter tank, water-locator and filter-pressing room, carry out the adsorption filtration processing for the first time to the cutting waste liquid through the filter material room, the waste liquid that will flow from the filter material room through the water-locator distributes and carries out the filter-pressing filtration to the filter-pressing indoor, the water-locator is connected with the intake pipe simultaneously, blow the filter cake with the compressed air blowback when unloading the sediment, the life of extension millipore filter pipe, can effectively realize silica flour and filter, the removal rate solid phase reaches more than 90%.
In order to achieve the aim, the utility model relates to a silicon powder recovery filter equipment in being arranged in buddha's warrior attendant wire-electrode cutting silicon material waste liquid, include the filtering tank who is connected with water pump and waste liquid pool, the filtering tank top is provided with the inlet, the filtering tank bottom is provided with liquid outlet and silica flour collecting pipe, be provided with the water-locator in the filtering tank, it is provided with the filter chamber that communicates with the inlet to lie in the water-locator top in the filtering tank, lie in the filter chamber below and be provided with the filter-pressing room that communicates with liquid outlet and silica flour collecting pipe in the filtering tank, filter-pressing room bottom intermediate position is provided with the silica flour collection awl fill that communicates with the silica flour collecting pipe, be provided with the water distribution storehouse in the water-locator, the intercommunication has the intake pipe that extends the filtering tank on the water-locator lateral wall, be provided with the filter material in the filter-pressing room, the interior equipartition of filter-pressing room has the vertical micropore filter tube that sets up, micropore filter tube top and water distribution storehouse intercommunication, micropore filter tube bottom and collection awl fill intercommunication.
Further, the bottom of the filter pressing chamber is provided with a mounting frame, the silicon powder collecting cone hopper is sealed at the bottom of the mounting frame, mounting seats used for fixing the bottom of the microporous filter pipe are uniformly distributed on the mounting frame, a through hole communicated with the silicon powder collecting cone hopper is formed in the middle of the mounting seats, a water outlet groove is formed between the mounting frame and the inner wall of the filter tank, the bottom of the water outlet groove is communicated with a water outlet bin, the silicon powder collecting cone hopper is sleeved in the water outlet bin, and the bottom of the water outlet bin is communicated with a liquid outlet.
Furthermore, the bottom of the water distributor is uniformly provided with mounting seats I for fixing the tops of the microporous filter pipes, and the middle of each mounting seat I is provided with a through hole I communicated with the water distribution bin.
Furthermore, a water inlet hole communicated with the filter material chamber is formed in the middle of the top of the water distributor, and the bottom of the water inlet hole is communicated with the water distribution bin.
Further, be provided with the filter material rack in the filter material room, the filter material is filled in the filter material rack, be provided with out the water clearance between filter material rack and the filter tank inner wall.
Further, a material guide plate for enabling waste liquid to flow outwards is arranged in the middle of the filter material net rack.
Further, still include the rose box, the filtration jar sets up to be no less than 2 and the equipartition in the rose box.
Furthermore, the outlet of the water pump is provided with a liquid inlet pipe which is communicated with the filter tanks one by one, and the liquid inlet pipe is provided with a switch valve.
The beneficial effects of the utility model reside in that:
the utility model relates to a silica flour retrieves filter equipment in being arranged in buddha's warrior attendant wire-electrode cutting silicon material waste liquid through having set gradually the filter material room in filtering jar, water-locator and filter-pressing room, carry out the first absorption filtration treatment to the cutting waste liquid through the filter material room, the waste liquid that will flow from the filter material room through the water-locator distributes to the filter-pressing indoor filter-pressing and filters, the water-locator is connected with the intake pipe simultaneously, blow the filter cake with the compressed air blowback when unloading the sediment, the life of extension microporous filter pipe, can effectively realize silica flour and filter, the clearance solid phase is up to more than 90%.
Drawings
FIG. 1 is a schematic structural view of a device for recovering and filtering silicon powder from waste liquid of diamond wire-electrode cutting silicon material of the present invention;
FIG. 2 is a schematic structural view of a filter tank in the device for recovering and filtering silicon powder from waste liquid of diamond wire-cutting silicon material of the present invention;
fig. 3 is a cross-sectional view of the lower part of the filtering tank in the silicon powder recovery and filtering device used in the diamond wire-cutting silicon material waste liquid.
Reference numerals: 1-a waste liquid pool; 2-a water pump; 3-a liquid inlet pipe; 4-liquid inlet; 5 a liquid outlet; 6-a filter box; 7-a filter tank; 8-a filter material chamber; 9-a filter pressing chamber; 10-a water distributor; 11-an air inlet pipe; 12-a silicon powder collecting cone hopper; 13-a silicon powder collecting pipe; 14-filter material net frame; 15-a material guide plate; 16-filter material; 17-water distribution bin; 18-a microporous filter tube; 19-a mounting frame; 20-water outlet groove; 21-water outlet bin.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-3, the structure of the silicon powder recovery and filtration device for the waste liquid of the silicon material for diamond wire cutting of the present invention is schematically illustrated; the utility model relates to a silicon powder recovery filter equipment in be arranged in buddha's warrior attendant wire-electrode cutting silicon material waste liquid, include the filtration jar 7 of being connected with water pump 2 and waste liquid pool 1, filtration jar 7 top is provided with inlet 4, filtration jar 7 bottom is provided with liquid outlet 5 and silica flour collecting pipe 13, be provided with water-locator 10 in the filtration jar 7, it is provided with the filter medium chamber 8 with inlet 4 intercommunication to lie in water-locator 10 top in the filtration jar 7, lie in filter medium chamber 9 that is provided with below water-locator 10 and communicates with liquid outlet 5 and silica flour collecting pipe 13 in the filtration jar 7, the filter medium chamber 9 bottom intermediate position is provided with the silica flour that communicates with silica flour collecting pipe 13 and collects the awl fill 12, be provided with water distribution bin 17 in the water-locator 10, the intercommunication has the intake pipe 11 that extends the filtration jar on the water-locator 10 lateral wall, be provided with filter medium 16 in the filter medium chamber 8, the micropore filtration pipe 18 that has vertical setting in the filter medium chamber 9, micropore filtration pipe 18 top and water distribution bin 17 intercommunication, micropore filtration pipe 18 bottom and silica flour collection awl fill 12 intercommunication are collected with the micropore filtration.
This embodiment is through having set gradually the filter material room in filtering jar, water-locator and filter-pressing room, carry out the adsorption and filtration processing for the first time to the cutting waste liquid through the filter material room, will distribute to the filter-pressing indoor through the water-locator from the waste liquid that the filter material room flows and carry out the filter-pressing filtration, the water-locator is connected with the intake pipe simultaneously, blow the filter cake with the compressed air blowback when unloading the sediment, the life of extension microporous filter pipe, can effectively realize silica flour and filter, the clearance solid phase is up to more than 90%.
In a preferable embodiment, a mounting frame 19 is arranged at the bottom of the filter-pressing chamber 9, the silicon powder collecting cone hopper 12 is sealed at the bottom of the mounting frame 19, mounting seats for fixing the bottom of the microporous filter tube 18 are uniformly distributed on the mounting frame 9, a through hole communicated with the silicon powder collecting cone hopper is formed in the middle of the mounting seats, a water outlet groove 20 is formed between the mounting frame 19 and the inner wall of the filter tank 7, the bottom of the water outlet groove is communicated with a water outlet bin 21, the silicon powder collecting cone hopper 12 is sleeved in the water outlet bin, the bottom of the water outlet bin is communicated with the liquid outlet 5, and the structure is favorable for installing and fixing the microporous filter tube 18, and the internal structure of the filter tank 7 is installed through the top, so that the silicon powder and sewage can be conveniently shunted by utilizing the water outlet groove 20 and the mounting frame structure, and the purpose of collecting the silicon powder by solid-liquid separation is achieved.
In a preferred embodiment, the bottom of the water distributor 10 is uniformly provided with mounting seats I for fixing the tops of the microporous filter pipes 18, and the middle of the mounting seat I is provided with a through hole I communicated with the water distribution bin.
In a preferred embodiment, a water inlet hole communicated with the filter chamber 8 is formed in the middle of the top of the water distributor 10, and the bottom of the water inlet hole is communicated with the water distribution bin.
The preferred embodiment, be provided with the filter material rack in the filter material room 8, the filter material is filled in the filter material rack, be provided with out water clearance 14 between filter material rack and the filter tank inner wall, be provided with in the middle of the filter material rack and make the waste liquid to the guide plate 15 that the outside flows, this structure of this embodiment makes things convenient for rivers to form S-shaped rivers in the filter material rack, improves filter material filtration efficiency, conveniently makes rivers flow to the department in the middle of the water-locator 10 top simultaneously, improves water-locator 10 work efficiency.
The preferred embodiment still includes rose box 6, filter tank 7 sets up to be no less than 2 and the equipartition is in rose box 6, and a plurality of filter tanks 7 are adopted to this embodiment, are favorable to improving silicon powder filtration efficiency.
In a preferred embodiment, the outlet of the water pump 1 is provided with a liquid inlet pipe 3 communicated with the filter tanks 7 one by one, the liquid inlet pipe 3 is provided with a switch valve, and the structure of the embodiment conveniently enables the filter tanks 7 to achieve the purpose of one use and one standby.
Finally, the above preferred embodiments are only intended to illustrate the technical solution of the invention and not to limit it, while the invention has been described in detail by the above preferred embodiments, it should be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention defined by the claims.
Claims (8)
1. The utility model provides a filter equipment is retrieved to silicon powder for buddha's warrior attendant wire-electrode cutting silicon material waste liquid, includes the filtration jar of being connected with water pump and waste liquid pond, it is provided with the inlet to filter tank deck portion, it is provided with liquid outlet and silica flour collecting pipe, its characterized in that to filter tank deck portion: the filter comprises a filter tank, and is characterized in that a water distributor is arranged in the filter tank, a filter material chamber communicated with a liquid inlet is arranged above the water distributor in the filter tank, a filter pressing chamber communicated with a liquid outlet and a silicon powder collecting pipe is arranged below the water distributor in the filter tank, a silicon powder collecting cone hopper communicated with the silicon powder collecting pipe is arranged at the middle position of the bottom of the filter pressing chamber, a water distribution bin is arranged in the water distributor, an air inlet pipe extending out of the filter tank is communicated with the side wall of the water distributor, a filter material is arranged in the filter material chamber, vertically arranged microporous filter pipes are uniformly distributed in the filter pressing chamber, the tops of the microporous filter pipes are communicated with the water distribution bin, and the bottoms of the microporous filter pipes are communicated with the silicon powder collecting cone hopper.
2. The device for recovering and filtering silicon powder in waste liquid of silicon material for diamond wire cutting according to claim 1, characterized in that: the bottom of the filter pressing chamber is provided with a mounting frame, the silicon powder collecting cone hopper is sealed at the bottom of the mounting frame, mounting seats for fixing the bottoms of the microporous filter tubes are uniformly distributed on the mounting frame, a through hole communicated with the silicon powder collecting cone hopper is formed in the middle of each mounting seat, a water outlet groove is formed between each mounting frame and the inner wall of the filter tank, the bottom of the water outlet groove is communicated with a water outlet bin, the silicon powder collecting cone hopper is sleeved in the water outlet bin, and the bottom of the water outlet bin is communicated with a liquid outlet.
3. The device for recovering and filtering silicon powder in waste liquid of silicon material for diamond wire cutting according to claim 1, characterized in that: and mounting seats I for fixing the tops of the microporous filter pipes are uniformly distributed at the bottom of the water distributor, and through holes I communicated with the water distribution bin are formed in the middles of the mounting seats I.
4. The device for recovering and filtering silicon powder in the silicon material waste liquid for diamond wire cutting according to any one of claims 1 to 3, characterized in that: and the middle of the top of the water distributor is provided with a water inlet communicated with the filter chamber, and the bottom of the water inlet is communicated with the water distribution bin.
5. The device for recovering and filtering silicon powder in waste liquid of silicon material for diamond wire cutting according to claim 4, characterized in that: the filter material room is provided with a filter material net rack, the filter material is filled in the filter material net rack, and a water outlet gap is arranged between the filter material net rack and the inner wall of the filter tank.
6. The device for recovering and filtering silicon powder in waste liquid of silicon material for diamond wire cutting according to claim 5, characterized in that: and a material guide plate for enabling waste liquid to flow outwards is arranged in the middle of the filter material net rack.
7. The device for recovering and filtering silicon powder in waste liquid of silicon material for diamond wire cutting according to claim 1, characterized in that: still include the rose box, the filtration jar sets up to be no less than 2 and the equipartition in the rose box.
8. The device for recovering and filtering silicon powder in waste liquid of silicon material for diamond wire cutting according to claim 7, characterized in that: the water pump outlet is provided with a liquid inlet pipe communicated with the filter tanks one by one, and the liquid inlet pipe is provided with a switch valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222542986.8U CN218403692U (en) | 2022-09-26 | 2022-09-26 | Silicon powder recycling and filtering device for silicon material waste liquid in diamond wire cutting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222542986.8U CN218403692U (en) | 2022-09-26 | 2022-09-26 | Silicon powder recycling and filtering device for silicon material waste liquid in diamond wire cutting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218403692U true CN218403692U (en) | 2023-01-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222542986.8U Active CN218403692U (en) | 2022-09-26 | 2022-09-26 | Silicon powder recycling and filtering device for silicon material waste liquid in diamond wire cutting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218403692U (en) |
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2022
- 2022-09-26 CN CN202222542986.8U patent/CN218403692U/en active Active
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