CN218690292U - Dust collecting device of polycrystalline silicon crusher - Google Patents
Dust collecting device of polycrystalline silicon crusher Download PDFInfo
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- CN218690292U CN218690292U CN202220954529.7U CN202220954529U CN218690292U CN 218690292 U CN218690292 U CN 218690292U CN 202220954529 U CN202220954529 U CN 202220954529U CN 218690292 U CN218690292 U CN 218690292U
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Abstract
The utility model discloses a dust collecting device of a polysilicon crusher, which relates to the technical field of polysilicon and comprises a bottom plate, a top plate and two side plates; the two side plates are arranged on the bottom plate, the top plate covers the two side plates, and the bottom plate, the top plate and the two side plates are enclosed to form a silicon material outlet channel; the silicon material outlet channel is obliquely arranged, the oblique top end of the silicon material outlet channel forms a silicon material inlet end and is arranged at a discharge port of the polycrystalline silicon crusher, the oblique bottom end of the silicon material outlet channel forms a silicon material outlet end, and the silicon material outlet channel gradually shrinks from the inlet end to the outlet end; all seted up the dust removal mouth on bottom plate and the roof, the dust removal mouth all is connected with the dust removal pipe, and the dust removal pipe all is connected with the negative pressure and takes out dirt equipment, installs the screening board on the dust removal mouth of bottom plate department. According to the dust collecting device, the silicon material outlet channel is obliquely arranged, silicon materials enter the silicon material outlet channel from the oblique top end, and automatically move to the oblique bottom end from the oblique top end of the silicon material outlet channel under the action of the self gravity of the silicon materials and the vibration of the crusher, so that the silicon materials are automatically discharged.
Description
Technical Field
The utility model relates to a polycrystalline silicon technology field, more specifically say and relate to a polycrystalline silicon breaker dust arrester installation.
Background
Polycrystalline silicon is a form of elemental silicon. When molten elemental silicon is solidified under undercooling conditions, silicon atoms are arranged in the form of a diamond lattice into a plurality of crystal nuclei, and if the crystal nuclei grow into crystal grains with different crystal plane orientations, the crystal grains are combined and crystallized into polycrystalline silicon.
In the production of polysilicon, a crusher is often used to crush polysilicon rods, and the polysilicon rods are crushed into silicon material for subsequent production. The broken silicon material has powder residue when flowing out from the outlet, or adsorbs on the surface of the silicon material, causing the problem that the powder at the bottom of the bag exceeds standard and the inner wall of the packaging bag is dirty.
In the prior art, a patent with publication number CN213434981U discloses a screening machine outlet dust removal screening device for polycrystalline silicon, which belongs to the technical field of polycrystalline silicon production, and comprises a silicon material channel, wherein a screening area is arranged at the lower part of the silicon material channel, the screening area comprises a screening plate and a diversion trench arranged at the lower part of the screening plate, the diversion trench is used for discharging silicon powder falling from the screening plate, a sieve mesh is arranged on the screening plate, a dust removal outlet is formed in the upper part of the silicon material channel, the dust removal outlet is connected with a dust removal pipe, one side of the silicon material channel is a feed inlet, and a discharge port is formed in the opposite side of the feed inlet.
The dust removal screening plant that above-mentioned patent provided has following defect:
1. the screening plate is horizontally arranged, and the silicon material moves forwards by means of pushing of the follow-up silicon material, so that the silicon material is not convenient to discharge.
2. The width of the silicon material channel in the conveying direction is consistent, dust is not concentrated, and the larger the conveying area is, the more the dust is not beneficial to dust extraction; meanwhile, the outlet of the bag is large, so that an operator is inconvenient to bag the silicon material.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the utility model aims to provide a dust collecting device of a polysilicon crusher, which solves the problems that the silicon materials are inconvenient to discharge and are not beneficial to dust extraction and bagging.
In order to realize the above purpose, the utility model discloses a technical scheme:
a dust collecting device of a polysilicon crusher comprises a bottom plate, a top plate and two side plates; the two side plates are arranged on the bottom plate, the top plate covers the two side plates, and the bottom plate, the top plate and the two side plates are enclosed to form a silicon material outlet channel;
the silicon material outlet channel is obliquely arranged, the oblique top end of the silicon material outlet channel forms a silicon material inlet end and is arranged at a discharge port of the polycrystalline silicon crusher, the oblique bottom end of the silicon material outlet channel forms a silicon material outlet end, and the silicon material outlet channel gradually shrinks from the inlet end to the outlet end;
the dust removal device is characterized in that dust removal ports are formed in the bottom plate and the top plate and are connected with dust removal pipes, the dust removal pipes are connected with negative-pressure dust extraction equipment, and screening plates are mounted on the dust removal ports of the bottom plate.
Further, the two side plates are symmetrically arranged, and the distance between the two side plates is gradually reduced from the inlet end to the outlet end of the silicon material outlet channel.
Furthermore, a bag sleeving gap is formed in the outlet end of the silicon material outlet channel, and a silicon material collecting bag is sleeved at the outer end of the silicon material outlet channel through the bag sleeving gap.
Further, the inclination angle of the silicon material outlet channel is 40-45 degrees.
Further, the bottom plate, the top plate and the two side plates respectively comprise an outer pp layer and an inner polyurethane layer.
Furthermore, the dust removing port on the bottom plate and the dust removing port on the top plate are arranged in tandem, the dust removing port on the bottom plate is close to the silicon material outlet end, and the dust removing port on the top plate is close to the silicon material inlet end.
Furthermore, a horizontal installation part is further extended from the top of the silicon material outlet channel and is installed at the discharge port of the polycrystalline silicon crusher.
The utility model has the advantages that:
1. the utility model provides a polycrystalline silicon breaker dust arrester installation, silicon material outlet channel slope set up, and silicon material is because silicon material outlet channel slope sets up in the slope top gets into silicon material outlet channel, under the effect of silicon material self gravity and breaker vibration, silicon material is automatic from silicon material outlet channel's slope top, to the motion of slope bottom, the automatic silicon material of discharging.
2. The utility model provides a polycrystalline silicon breaker dust arrester installation, silicon material outlet channel follow its entrance point to the exit end, contract gradually, also the distance between both sides inter plate, along silicon material outlet channel's entrance point to the exit end, reduce gradually, through such setting, silicon material outlet channel's transport area reduces, more is favorable to taking out dirt, the operative employee's of being convenient for simultaneously overlaps the bag.
3. The utility model provides a polycrystalline silicon breaker dust arrester installation has all seted up the dust removal mouth on bottom plate and roof, and the dust removal mouth all is connected with the dust removal pipe, and the dust removal pipe all is connected with the negative pressure and takes out dirt equipment, and at the during operation, the negative pressure takes out dirt equipment and extracts the interior adnexed powder on the silicon material of silicon material outlet channel from many aspects.
4. The utility model provides a polycrystalline silicon breaker dust arrester installation takes out dirt from top to bottom and lets silicon material product, and is cleaner, has avoided the material powder of throwing again to exceed standard, has reduced the pollution of powder to the product, has reached the effect of exempting from to wash, has avoided the intangible pollution to the environment.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a top view of the present invention with the top plate removed;
reference numerals:
1. a base plate; 2. a top plate; 3. a side plate; 4. a silicon material outlet channel; 5. a dust removal pipe; 6. a screening plate; 7. a bag covering gap; 8. a horizontal mounting portion.
Detailed Description
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below with reference to the embodiments and the accompanying drawings, so as to fully understand the objects, the features, and the effects of the present invention.
Example 1
A polysilicon crusher dust collecting device is shown in figures 1 and 2 and comprises a bottom plate 1, a top plate 2 and two side plates 3; two side plates 3 are arranged on the bottom plate 1, the top plate 2 covers the two side plates 3, and the bottom plate 1, the top plate 2 and the two side plates 3 are enclosed to form a silicon material outlet channel 4.
The silicon material outlet channel 4 is obliquely arranged, a silicon material inlet end is formed at the oblique top end of the silicon material outlet channel and is arranged at the discharge port of the polycrystalline silicon crusher, a silicon material outlet end is formed at the oblique bottom end of the silicon material outlet channel, and the silicon material outlet channel 4 gradually shrinks towards the outlet end along the inlet end of the silicon material outlet channel.
All seted up the dust removal mouth on bottom plate 1 and the roof 2, the dust removal mouth all is connected with dust removal pipe 5, and dust removal pipe 5 all is connected with the negative pressure and takes out dirt equipment, installs screening board 6 on the dust removal mouth of bottom plate 1 department.
In this embodiment, bottom plate 1 and roof 2 slope setting constitute the silicon material outlet channel 4 of slope, and in silicon material got into silicon material outlet channel 4 from the slope top, because bottom plate 1 slope setting, under the effect of silicon material self gravity and breaker vibration, the automatic slope top from bottom plate 1 of silicon material moved to the slope bottom, the automatic silicon material of discharging.
In addition, the silicon material outlet channel 4 gradually shrinks from the inlet end to the outlet end, so that the conveying area of the silicon material outlet channel 4 is reduced, dust is more favorably pumped, and meanwhile, bagging is convenient for operators.
Simultaneously, all seted up the dust removal mouth on bottom plate 1 and roof 2, the dust removal mouth all is connected with dust removal pipe 5, dust removal pipe 5 all is connected with the negative pressure and takes out dirt equipment, at the during operation, the negative pressure is taken out dirt equipment and is taken out the adnexed powder on the silicon material in the silicon material exit channel from two aspects about, make from silicon material exit channel 4 exhaust silicon material product cleaner, avoided the material powder of throwing again to exceed standard, the pollution of powder to the product has been reduced, the effect of exempting from to wash has been reached, the intangible pollution to the environment has been avoided.
In addition, a screening plate 6 is arranged on the dust removing opening at the bottom plate 1, the aperture of the screening plate 6 is 4.5-6.5 mm, and the screening plate 6 is used for screening powder. The negative pressure dust extraction equipment can be a conventional dust extraction fan and the like, and negative pressure is formed to extract dust and powder materials to be treated as abnormal materials.
The bottom plate 1, the top plate 2 and the two side plates 3 of the present embodiment can be connected by conventional bolts or welded, and the screening plate 6 can be detachably mounted by conventional bolts.
Example 2
This embodiment is further improved on the basis of embodiment 1, as shown in fig. 1 and 2, two side plates 3 are symmetrically arranged, and the distance between the two side plates 3 gradually decreases from the inlet end to the outlet end of the silicon material outlet channel 4, so as to form a gradually contracted silicon material outlet channel 4.
The outlet end of the silicon material outlet channel 4 is provided with a bag-sleeving gap 7, and the silicon material collecting bag is sleeved at the outer end of the silicon material outlet channel 4 through the bag-sleeving gap 7. Specifically, a triangular notch can be formed in the upper portions of the bottoms of the two side plates 3, the top plate 2 between the two triangular notches is removed to form a bag covering notch 7, when a crusher is used for crushing silicon materials, a silicon material collecting bag is sleeved with a silicon material outlet channel 4 from the bag covering notch 7, and the silicon materials enter the silicon material collecting bag through the silicon material outlet channel 4 to be collected.
The inclination angle of the silicon material outlet channel 4 is 40-45 degrees. The bottom plate 1, the top plate 2 and the two side plates 3 respectively comprise an outer pp layer and an inner polyurethane layer. In this implementation, the skin adopts the pp material, and is nontoxic, odorless, tasteless, and is very stable to water, but it produces non-silicon material easily, consequently sets up the inlayer into the polyurethane layer, and polyurethane is elastic, is difficult to produce non-silicon material with the contact of silicon material.
The dust removal port on the bottom plate 1 and the dust removal port on the top plate 2 are arranged in tandem, the dust removal port on the bottom plate 1 is close to the silicon material outlet end, and the dust removal port on the top plate 2 is close to the silicon material inlet end. The upper and lower dust removing openings are arranged in tandem, dust in the silicon material product is firstly extracted by the dust removing pipe 5 above, and then extracted by the dust removing pipe 5 below and extracted by powder, and the dust is extracted from different positions, so that the product is cleaner.
The top of silicon material outlet passage 4 still extends there is horizontal installation department 8, and horizontal installation department 8 is installed at the discharge gate department of polycrystalline silicon breaker to make things convenient for silicon material outlet passage 4 to install on the breaker, when using, usable bolt is installed it on the breaker.
For better understanding, the utility model discloses, following is to the theory of operation of the utility model make a complete description:
when the dust collecting device is used, the top of the silicon material outlet channel 4 is arranged at the discharge hole of the crusher, and a silicon material collecting bag is sleeved into the silicon material outlet channel 4 from the bag sleeving notch 7.
Silicon materials crushed by the crusher enter a silicon material outlet channel 4 of the dust collecting device through a discharge hole of the crusher, and due to the fact that the bottom plate 1 is arranged in an inclined mode, the silicon materials automatically move to the inclined bottom end from the inclined top end of the bottom plate 1 under the action of the self gravity of the silicon materials and the vibration of the crusher and enter a silicon material collecting bag to be collected.
Meanwhile, the negative pressure dust extraction equipment works, negative pressure is formed at a dust removal port of the silicon material outlet channel 4, a part of dust enters the negative pressure dust extraction equipment through the dust removal pipe 5 of the top plate 2, a part of dust and powder enter the dust removal pipe 5 at the lower end through the screening plate 6 of the bottom plate 1 and then enter the negative pressure dust extraction equipment, and the dust and the powder which are extracted from the negative pressure dust extraction equipment are treated as abnormal materials.
The negative pressure dust extraction equipment extracts powder attached to the silicon material in the silicon material outlet channel and powder with smaller pore diameter from the upper and lower aspects, so that a silicon material product discharged from the silicon material outlet channel 4 is cleaner, the excessive repeated feeding of the powder is avoided, the pollution of the powder to the product is reduced, the washing-free effect is achieved, and the invisible pollution to the environment is avoided.
The embodiments of the present invention have been described in detail, but the present invention is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and the equivalents or substitutions are included in the scope of the present invention defined by the claims.
Claims (7)
1. A dust collecting device of a polysilicon crusher comprises a bottom plate (1), a top plate (2) and two side plates (3); install both sides board (3) on bottom plate (1), roof (2) lid closes on both sides board (3), and bottom plate (1), roof (2) and both sides board (3) enclose to close and form silicon material exit channel (4), its characterized in that:
the silicon material outlet channel (4) is obliquely arranged, the oblique top end of the silicon material outlet channel forms a silicon material inlet end and is arranged at a discharge port of the polycrystalline silicon crusher, the oblique bottom end of the silicon material outlet channel forms a silicon material outlet end, and the silicon material outlet channel (4) gradually shrinks from the inlet end to the outlet end;
the dust removal device is characterized in that dust removal openings are formed in the bottom plate (1) and the top plate (2), the dust removal openings are connected with dust removal pipes (5), the dust removal pipes (5) are connected with negative-pressure dust extraction equipment, and screening plates (6) are mounted on the dust removal openings in the bottom plate (1).
2. The polysilicon crusher dust collecting device according to claim 1, wherein: the two side plates (3) are symmetrically arranged, and the distance between the two side plates (3) is gradually reduced from the inlet end to the outlet end of the silicon material outlet channel (4).
3. The polysilicon crusher dust collecting device according to claim 1, wherein: the outlet end of the silicon material outlet channel (4) is provided with a bag sleeving gap (7), and a silicon material collecting bag is sleeved at the outer end of the silicon material outlet channel (4) through the bag sleeving gap (7).
4. The polysilicon crusher dust collecting device according to claim 1, wherein: the inclination angle of the silicon material outlet channel (4) is 40-45 degrees.
5. The dust collecting device of the polysilicon crusher as claimed in claim 1, wherein: the bottom plate (1), the top plate (2) and the two side plates (3) respectively comprise an outer pp layer and an inner polyurethane layer.
6. The polysilicon crusher dust collecting device according to claim 1, wherein: the dust removal port on the bottom plate (1) and the dust removal port on the top plate (2) are arranged in tandem, the dust removal port on the bottom plate (1) is close to the silicon material outlet end, and the dust removal port on the top plate (2) is close to the silicon material inlet end.
7. The polysilicon crusher dust collecting device according to claim 1, wherein: the top of silicon material outlet channel (4) still extends horizontal installation department (8), horizontal installation department (8) are installed in polycrystalline silicon breaker's discharge gate department.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220954529.7U CN218690292U (en) | 2022-04-24 | 2022-04-24 | Dust collecting device of polycrystalline silicon crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220954529.7U CN218690292U (en) | 2022-04-24 | 2022-04-24 | Dust collecting device of polycrystalline silicon crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218690292U true CN218690292U (en) | 2023-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220954529.7U Active CN218690292U (en) | 2022-04-24 | 2022-04-24 | Dust collecting device of polycrystalline silicon crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218690292U (en) |
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2022
- 2022-04-24 CN CN202220954529.7U patent/CN218690292U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Sichuan Yongxiang Energy Technology Co.,Ltd. Assignor: SICHUAN YONGXIANG NEW ENERGY Co.,Ltd. Contract record no.: X2023510000014 Denomination of utility model: A dust collection device for polycrystalline silicon crusher Granted publication date: 20230324 License type: Common License Record date: 20230816 |