CN211217531U - Drum-type sorting device for polycrystalline silicon coral lump materials - Google Patents
Drum-type sorting device for polycrystalline silicon coral lump materials Download PDFInfo
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- CN211217531U CN211217531U CN201921552241.1U CN201921552241U CN211217531U CN 211217531 U CN211217531 U CN 211217531U CN 201921552241 U CN201921552241 U CN 201921552241U CN 211217531 U CN211217531 U CN 211217531U
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Abstract
The utility model discloses a drum-type sorting unit of polycrystalline silicon coral lump material relates to polycrystalline silicon apparatus for producing technical field, and mainly used solves the problem that polycrystalline silicon coral lump material is difficult to separate alone from fine and close lump material, cauliflower lump material. The main structure is as follows: the device comprises a sorting roller capable of axially rotating, wherein the roller surface of the sorting roller is obliquely arranged and is provided with a plurality of coral block-shaped grooves; the upper roll surface of the sorting roller is provided with a baffle, a sorting plate and an air knife which are sequentially arranged along the rotation direction and extend to the two ends of the sorting roller; a material guide channel is arranged on the inclined side of the sorting roller, and the inlet end of the material guide channel is respectively connected with the baffle, the sorting plate and the air knife; a feeding pipe which is opposite to the space between the baffle plate and the sorting plate is arranged above the sorting roller. The utility model provides a pair of drum-type sorting unit of polycrystalline silicon coral lump material, its separation polycrystalline silicon coral lump material that can be quick, accurate need not artifical coral lump material of selecting separately, has improved production efficiency.
Description
Technical Field
The utility model relates to a polycrystalline silicon apparatus for producing technical field especially relates to a drum-type sorting unit of polycrystalline silicon coral lump material.
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. Polycrystalline silicon is a direct raw material for producing monocrystalline silicon, is an electronic information base material of semiconductor devices such as modern artificial intelligence, automatic control, information processing, photoelectric conversion and the like, and is called a "fundamental stone of a microelectronic building".
With the increasingly competitive and mature technical level of the polysilicon industry, the goals of reducing the cost and improving the quality of polysilicon products are pursued by each enterprise. Meanwhile, while the internal quality of the polysilicon is improved, the external size and appearance classification requirements are more and more strict.
The growth of the polycrystalline silicon can form three types of compact lump materials, cauliflower lump materials and coral lump materials, and the three types of polycrystalline silicon need to be classified and packaged clearly in the crushing process. However, some coral blocks are loose, form independent corals, and are mixed with dense blocks and cauliflower blocks. Further, the size, dimension and shape of the polysilicon are different, which brings certain limitation in the using process. Therefore, how to select the missing coral lump materials from compact lump materials and cauliflower lump materials separately is a difficult point in the field of polysilicon production.
Therefore, a new drum-type sorting device for polycrystalline silicon coral lump materials, which can solve the above-mentioned drawbacks, is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a drum-type sorting unit of polycrystalline silicon coral lump material, its separation polycrystalline silicon coral lump material that can be quick, accurate need not artifical coral lump material of selecting separately, has improved production efficiency.
In order to realize the aim, the utility model provides a drum-type sorting device for polycrystalline silicon coral blocks, which comprises a sorting drum capable of axially rotating, wherein the roll surface of the sorting drum is obliquely arranged and is provided with a plurality of coral block-shaped grooves; the upper roll surface of the sorting roller is provided with a baffle, a sorting plate and an air knife which are sequentially arranged along the rotation direction and extend to the two ends of the sorting roller; the inclined side edge of the sorting roller is provided with a material guide channel, and the inlet end of the material guide channel is respectively connected with the baffle, the sorting plate and the air knife; the sorting roller top is equipped with the export and just to the feeder tube between baffle and the sorting plate, sorting roller below is equipped with the storage case that the opening is up.
As a further improvement, the utility model also comprises two oppositely arranged mounting seats, the sorting roller is arranged between the two mounting seats, two still be equipped with between the mounting seats and be used for the installation to sort the roller and can drive its axial pivoted transmission shaft.
As a further improvement of the present invention, one of the two driving devices is disposed on the mounting seat and is used for driving the transmission shaft, and the power output end of the driving device is connected to the transmission shaft.
As a further improvement, the mount pad is horizontally provided with a support plate for mounting the driving device, and a reinforcing rod is arranged between the lower plate surface and the mount pad.
As a further improvement, the utility model is arranged on the mounting seat at the inclined side of the sorting roller, and a mounting notch for mounting the material guide channel is arranged on the mounting seat.
As a further improvement, the end face edge of the inclined side of the sorting roller is provided with a step surface arranged around the axis thereof, and the bottom surface of the opening end of the material guide channel is lapped on the step surface.
As a further improvement of the utility model, the bottom surface of the opening end of the material guide channel is a cambered surface matched with the roller surface of the sorting roller.
As a further improvement of the utility model, the lower edge of the sorting plate is provided with brush hair.
As a further improvement, the lower part of the air knife is equipped with a plurality of air outlets, a plurality of being close to sorting plate one side the air outlet sets gradually along the extending direction of air knife, the air knife top is connected with the air-supply line.
As a further improvement of the utility model, the sorting roller is in the shape of a circular truncated cone.
Advantageous effects
Compared with the prior art, the utility model discloses a drum-type sorting unit of polycrystalline silicon coral lump material's advantage does:
1. the utility model discloses in, the board is selected separately in the recess cooperation, and the coral lump material can drop and fill in the recess of coral lump material form, through the sorting of selecting separately the board. And the compact lump materials and the cauliflower lump materials cannot be sorted by the sorting plate. Because the roll surface of the sorting roller is obliquely arranged, the compact lump material and the cauliflower lump material can roll into the material guide channel under the action of gravity and are sorted out. Meanwhile, the following air knife can blow away the micro silicon powder on the surface of the coral lump material, small broken slag in the groove and irregular silicon material. The micro silicon powder, the small broken slag in the groove and the irregular silicon material can roll into the material guide channel under the action of gravity to be sorted out, and further, the coral lump materials are sorted out. Through the device, can be automatic, quick, accurate separation polycrystalline silicon coral lump material, need not artifical separation coral lump material, improved production efficiency.
2. A material storage box with an upward opening is arranged below the sorting roller. Along with the rotation of sorting drum, the coral lump material in the recess can fall to the storage box under the effect of gravity automatically, accomplishes the sorting of coral lump material in the polycrystalline silicon automatically, need not artifical sorting coral lump material, and sorting efficiency is fast.
3. A reinforcing rod is arranged between the lower plate surface of the supporting plate and the mounting seat. The reinforcing rod increases the bearing strength of the supporting plate, so that the driving device can be stably installed on the supporting plate.
4. The edge of the end face of the inclined side of the sorting roller is provided with a step surface arranged around the axis of the sorting roller, and the bottom surface of the opening end of the material guide channel is lapped on the step surface. And the bottom surface of the opening end of the material guide channel is a cambered surface matched with the roller surface of the sorting roller. The bottom surface of the opening end of the material guide channel can be attached and lapped on the step surface, so that other sorted materials can smoothly roll to the material guide channel from the roller surface of the sorting roller, material leakage is avoided, and the sorting effect is good.
5. The lower edge of the sorting plate is provided with brush hair. The compact lump materials and the cauliflower lump materials are sorted out by brushing the bristles. The phenomenon that the rotation of the sorting roller is influenced by overlarge friction force caused by direct contact of the lower part of the sorting plate and the roller surface of the sorting roller is avoided, compact lump materials and cauliflower lump materials can be well sorted, and the sorting effect is ensured.
6. The utility model discloses enable the clear and definite separation of coral lump material to detach impurity such as little silica flour in surface, the reduction personnel are prepared, reduce intensity of labour, and reduction personnel and system have reduced artificial element to the pollution of silicon material, have reduced manufacturing cost, have guaranteed product quality, have satisfied customer's demand.
The invention will become more apparent from the following description when taken in conjunction with the accompanying drawings which illustrate embodiments of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
fig. 3 is a schematic view of the downward structure of the middle mounting seat, the sorting roller and the material guiding channel of the present invention.
Wherein: 1-mounting a base; 11-a pallet; 12-a reinforcing rod; 13-mounting a notch; 14-a drive device; 2-a sorting drum; 21-a groove; 22-a drive shaft; 23-step surface; 3-a baffle plate; 4-a sorting plate; 5-air knife; 51-an air outlet; 52-an air inlet pipe; 6-a material guide channel; 7-a feeding pipe; 71-a control valve; 8-a material storage box; 81-installing shaft; 82-roller.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Embodiments of the present invention will now be described with reference to the accompanying drawings.
Examples
The utility model discloses a concrete implementation way is shown in fig. 1-3, a polycrystalline silicon coral lump material drum-type sorting unit, including can axial pivoted sorting cylinder 2. Wherein, the roller surface of the sorting roller 2 is obliquely arranged and is provided with a plurality of coral block-shaped grooves 21. The upper roll surface of the sorting roller 2 is provided with a baffle 3, a sorting plate 4 and an air knife 5 which are arranged in sequence along the rotation direction and extend to the two ends of the sorting roller. The inclined side edge of the sorting roller 2 is provided with a material guide channel 6. The inlet end of the material guide channel 6 is respectively connected with the baffle 3, the sorting plate 4 and the air knife 5. The sorting roller 2 in the embodiment is in a circular truncated cone shape, namely, the sorting roller 2 extends along the horizontal direction and has gradually reduced cross-sectional area. This type of sorting drum 2 fully satisfies the requirement of "inclined arrangement of the roll surface of the sorting drum 2". Of course, in the actual installation process, the straight-tube-shaped sorting drum 2 may be obliquely arranged, and the same effect can be achieved. The specific selection of the method is determined according to actual conditions.
In use, the grooves 21 are matched with the sorting plate 4, and coral blocks fall and are filled into the coral block-shaped grooves 21 to be sorted by the sorting plate 4. While the compact lump materials and the cauliflower lump materials cannot be sorted by the sorting plate 4. Because the roller surface of the sorting roller 2 is obliquely arranged, the compact lump material and the cauliflower lump material can roll into the material guide channel 6 under the action of gravity and are sorted out. Meanwhile, the following air knife 5 can blow away the micro silicon powder on the surface of the coral lump material, small slag in the groove and irregular silicon material. The micro silicon powder, the small broken slag in the groove and the irregular silicon material can roll into the material guide channel 6 under the action of gravity to be separated, and then the coral lump materials are separated. Through the device, can be automatic, quick, accurate separation polycrystalline silicon coral lump material, need not artifical separation coral lump material, improved production efficiency.
The upper part of the sorting roller 2 in the embodiment is provided with an outlet which is opposite to the feeding pipe 7 between the baffle plate 3 and the sorting plate 4. The feed pipe 7 is provided with a control valve 71. The feeding is turned on/off by controlling the opening/closing of the valve 71. Of course, the conveying mechanisms such as a hopper and a belt can be selected to feed materials according to the needs of actual conditions.
A material storage box 8 with an upward opening is arranged below the sorting roller 2. Along with selecting separately the rotation of cylinder 2, the coral lump material in the recess 21 can drop automatically under the effect of gravity in the storage case 8, accomplishes the sorting of coral lump material in the polycrystalline silicon automatically, need not artifical sorting coral lump material, and sorting efficiency is fast.
And, the sorting device also comprises two oppositely arranged mounting seats 1. The sorting drum 2 is disposed between the two mounting seats 1. A transmission shaft 22 which is used for installing the sorting roller 2 and can drive the sorting roller to rotate axially is also arranged between the two installation seats 1. One of the mounting bases 1 is provided with a drive device 14 for driving a transmission shaft 22. The power output end of the driving device 14 is in transmission connection with the transmission shaft 22. In this embodiment, the driving device 14 selects a servo motor, and the servo motor can control the rotation speed of the transmission shaft 22 in real time, so as to control the sorting speed and select the optimal separation speed for separation.
Meanwhile, a supporting plate 11 for mounting a driving device 14 is horizontally arranged on the mounting seat 1. A reinforcing rod 12 is arranged between the lower plate surface of the supporting plate 11 and the mounting seat 1. The reinforcing bars 12 increase the load-bearing strength of the pallet 11, enabling the driving device 14 to be smoothly mounted on the pallet 11. In this embodiment, the installation seat 1 located on the inclined side of the sorting roller 2 is provided with an installation notch 13 for installing the material guide channel 6.
In this embodiment, the edge of the inclined end surface of the sorting drum 2 is provided with a step surface 23 around the axial center thereof. The bottom surface of the opening end of the material guiding channel 6 is lapped on the step surface 23. The bottom surface of the opening end of the material guide channel 6 is a cambered surface matched with the roller surface of the sorting roller 2. The bottom surface of the opening end of the material guide channel 6 can be attached and lapped on the step surface 23, so that other sorted materials can smoothly roll to the material guide channel 6 from the roller surface of the sorting roller 2, material leakage is avoided, and the sorting effect is good.
It should be noted that:
the lower edge of the sorting plate 4 is provided with bristles. The compact lump materials and the cauliflower lump materials are sorted out by brushing the bristles. Not only avoids overlarge friction force caused by direct contact between the lower part of the sorting plate 4 and the roller surface of the sorting roller 2 and influences the rotation of the sorting roller 2, but also can well sort compact lump materials and cauliflower lump materials, and ensures the sorting effect.
In the structure of the air knife 5, a plurality of air outlets 51 are provided in the lower portion of the air knife 5 on the side close to the sorting plate 4. The plurality of air outlets 51 are arranged in this order along the extending direction of the air knife 5. An air inlet pipe 52 is connected above the air knife 5.
The lower part of the material storage box 8 is horizontally provided with a mounting shaft 81. Rollers 82 are provided at both ends of the mounting shaft 81. The worker can push/pull the storage bin 8 very easily by means of the roller 82.
The device can automatically and accurately separate the coral lump materials in the polycrystalline silicon, remove impurities such as surface micro silicon powder and the like, reduce personnel preparation, reduce labor intensity, reduce pollution of personnel and systems to the silicon materials, reduce personnel element influence, reduce production cost, ensure product quality and meet customer requirements.
The present invention has been described above with reference to the preferred embodiments, but the present invention is not limited to the above-disclosed embodiments, and various modifications, equivalent combinations, which are made according to the essence of the present invention, should be covered.
Claims (10)
1. The drum-type sorting device for the polycrystalline silicon coral blocks is characterized by comprising a sorting drum (2) capable of axially rotating, wherein the roll surface of the sorting drum (2) is obliquely arranged and is provided with a plurality of coral block-shaped grooves (21); the upper roll surface of the sorting roller (2) is provided with a baffle (3), a sorting plate (4) and an air knife (5) which are sequentially arranged along the rotation direction and extend to the two ends of the sorting roller; a material guide channel (6) is arranged on the oblique side edge of the sorting roller (2), and the inlet end of the material guide channel (6) is respectively connected with the baffle (3), the sorting plate (4) and the air knife (5); sorting roller (2) top is equipped with the export just to feed pipe (7) between baffle (3) and sorting plate (4), sorting roller (2) below is equipped with opening storage case (8) up.
2. The drum-type sorting device for the polycrystalline silicon coral blocks is characterized by further comprising two oppositely arranged mounting seats (1), wherein the sorting drum (2) is arranged between the two mounting seats (1), and a transmission shaft (22) which is used for mounting the sorting drum (2) and can drive the sorting drum to rotate axially is further arranged between the two mounting seats (1).
3. The drum-type sorting device for the polycrystalline silicon coral blocks as claimed in claim 2, wherein one of the mounting seats (1) is provided with a driving device (14) for driving a transmission shaft (22), and a power output end of the driving device (14) is in transmission connection with the transmission shaft (22).
4. The drum-type sorting device for the polycrystalline silicon coral blocks is characterized in that a supporting plate (11) for mounting a driving device (14) is horizontally arranged on the mounting base (1), and a reinforcing rod (12) is arranged between the lower plate surface of the supporting plate (11) and the mounting base (1).
5. The drum-type sorting device for the polycrystalline silicon coral blocks as claimed in claim 2, wherein the mounting seat (1) on the inclined side of the sorting drum (2) is provided with a mounting notch (13) for mounting the material guide channel (6).
6. The drum-type sorting device for the polycrystalline silicon coral blocks as claimed in claim 1, wherein the edge of the inclined end surface of the sorting drum (2) is provided with a step surface (23) around the axis thereof, and the bottom surface of the opening end of the material guiding channel (6) is lapped on the step surface (23).
7. The drum-type sorting device for the polycrystalline silicon coral blocks as claimed in claim 1 or 6, wherein the bottom surface of the opening end of the material guide channel (6) is an arc surface adapted to the roll surface of the sorting drum (2).
8. The drum-type sorting device for the polycrystalline silicon coral blocks as claimed in claim 1, wherein the lower edge of the sorting plate (4) is provided with bristles.
9. The drum-type sorting device for the polycrystalline silicon coral blocks as claimed in claim 1, wherein a plurality of air outlets (51) are formed at the lower part of the air knife (5) on the side close to the sorting plate (4), the plurality of air outlets (51) are sequentially arranged along the extending direction of the air knife (5), and an air inlet pipe (52) is connected above the air knife (5).
10. The drum-type sorting device for the polycrystalline silicon coral blocks as claimed in claim 1, wherein the sorting drum (2) is in the shape of a circular truncated cone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921552241.1U CN211217531U (en) | 2019-09-18 | 2019-09-18 | Drum-type sorting device for polycrystalline silicon coral lump materials |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921552241.1U CN211217531U (en) | 2019-09-18 | 2019-09-18 | Drum-type sorting device for polycrystalline silicon coral lump materials |
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| CN211217531U true CN211217531U (en) | 2020-08-11 |
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| CN201921552241.1U Active CN211217531U (en) | 2019-09-18 | 2019-09-18 | Drum-type sorting device for polycrystalline silicon coral lump materials |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111957548A (en) * | 2020-08-17 | 2020-11-20 | 杭州伊尹健康技术有限公司 | Cylinder continuous rotation air current dredging type traditional Chinese medicine sieving machine |
-
2019
- 2019-09-18 CN CN201921552241.1U patent/CN211217531U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111957548A (en) * | 2020-08-17 | 2020-11-20 | 杭州伊尹健康技术有限公司 | Cylinder continuous rotation air current dredging type traditional Chinese medicine sieving machine |
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