CN203816736U - Manual polysilicon crushing platform - Google Patents
Manual polysilicon crushing platform Download PDFInfo
- Publication number
- CN203816736U CN203816736U CN201420156806.5U CN201420156806U CN203816736U CN 203816736 U CN203816736 U CN 203816736U CN 201420156806 U CN201420156806 U CN 201420156806U CN 203816736 U CN203816736 U CN 203816736U
- Authority
- CN
- China
- Prior art keywords
- polysilicon
- table top
- sliding door
- broken table
- broken
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 229910021420 polycrystalline silicon Inorganic materials 0.000 title claims abstract description 90
- 229920005591 polysilicon Polymers 0.000 title claims abstract description 69
- 239000004814 polyurethane Substances 0.000 claims abstract description 25
- 229920002635 polyurethane Polymers 0.000 claims abstract description 8
- 238000007664 blowing Methods 0.000 claims description 3
- 239000005336 safety glass Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 21
- 238000000034 method Methods 0.000 abstract description 15
- 230000008569 process Effects 0.000 abstract description 14
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 239000000428 dust Substances 0.000 description 17
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 230000003749 cleanliness Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000004806 packaging method and process Methods 0.000 description 5
- 239000000356 contaminant Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000013467 fragmentation Methods 0.000 description 3
- 238000006062 fragmentation reaction Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005453 pelletization Methods 0.000 description 2
- 239000002210 silicon-based material Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The utility model provides a manual polysilicon crushing platform which comprises a crushing platform surface, at least one blanking funnel and at least one material reserving box, wherein an open hole is formed in the crushing platform surface, an inlet of the blanking funnel is connected with the lower surface of the crushing platform surface and communicated with the open hole, and an outlet of the blanking funnel is opposite to an opening of the material reserving box. The manual polysilicon crushing platform is characterized in that polyurethane (PU) layers are arranged on the upper surface of the crushing platform surface, the inner surface of the blanking funnel and/or the inner surface of the material reserving box. According to the polysilicon manual crushing platform, the PU layers are arranged on the upper surface of the crushing platform surface, the inner surface of the blanking funnel and/or the inner surface of the material reserving box, dregs of a PU material can not drop or the skin of the PU material can not peel, and the PU material has the good intensity and rigidity, in the polysilicon crushing process, the surface of polysilicon cannot be polluted, the product quality is guaranteed, and the conversion efficiency of solar energy is increased. In addition, the PU material has the advantages of wear resistance, long service life and strong sound absorption, and noises can be reduced to a certain extent in the polysilicon crushing process.
Description
Technical field
The utility model relates to production of polysilicon apparatus field, particularly relates to a kind of polysilicon hand breaking platform.
Background technology
In polysilicon production process, the polycrystalline silicon rod of producing need enter Product organization operation, is transported on polysilicon hand breaking platform through transport box, by manually bar shaped article being broken for and meeting the bulk product that GB requires.
Traditional breaking polycrystalline silicon platform adopts the materials such as stainless steel, alloy to make, with polysilicon contact process in can pollute polysilicon surface in various degree, cause metallic contaminants from surface of polycrystalline silicon content overproof.And metallic contaminants from surface of polycrystalline silicon can cause silicon materials minority carrier lifetime to reduce in polysilicon downstream application.Minority carrier lifetime refers to the life-span of nonequilibrium carrier, and this parameter has a significant impact solar conversion efficiency.Exactly because the material impact of minority carrier lifetime to downstream client, the length of minority carrier lifetime is also determining the quality of polysilicon manufacturer production technology and product quality, therefore, how to reduce metallic contaminants from surface of polycrystalline silicon content and also become a major issue in polysilicon production process.
Therefore, need a kind of polysilicon hand breaking platform badly to solve the problems of the technologies described above.
Utility model content
The utility model, for above shortcomings in prior art, provides a kind of polysilicon hand breaking platform, in order to solve the problem of metallic contaminants from surface of polycrystalline silicon content overproof.
The utility model, for solving the problems of the technologies described above, adopts following technical scheme:
The utility model provides a kind of polysilicon hand breaking platform, comprise: broken table top, at least one lower funnel and at least one surplus hopper of offering perforate, the entrance of lower funnel is connected with the lower surface of broken table top, and be communicated with described perforate, the outlet of lower funnel is relative with the opening of surplus hopper, it is characterized in that, the inner surface of the upper surface of broken table top, the inner surface of lower funnel and/or surplus hopper is provided with polyurethane PU layer.
Preferably, state broken table top rectangular, on four angles of broken table top, be provided with straight up four vertical racks, on the top of four vertical racks, between adjacent vertical rack, level connection joint has horizontal stand respectively between two.
Preferably, the below of broken table top forms enclosure space, and described lower funnel and described surplus hopper are placed in described enclosure space;
Described polysilicon hand breaking platform also comprises: air exhauster, exhausting air channel and the outer supply air duct for outwards blowing, described air exhauster and outer supply air duct are arranged at a side of described broken table top, described exhausting air channel is placed in described enclosure space, be connected with described outer supply air duct with the outlet of lower funnel respectively, the suction opeing of air exhauster is connected with described outer supply air duct.
Preferably, state on two sides of broken table top and be respectively arranged with vertical wallboard, the wallboard of every side is individually fixed on the vertical rack of this side, is equipped with side suction opeing on the wallboard of both sides;
Described polysilicon hand breaking platform also comprises the side exhausting air channel in the outside of the wallboard that is arranged at both sides, and described side exhausting air channel is connected with described side suction opeing and described exhausting air channel respectively.
Preferably, it is multiple stating side suction opeing, and described side suction opeing is vertically arranged on the wallboard of both sides; Side suction opeing is topmost 30-40cm to the distance of described broken table top.
Preferably, on four of broken table top vertical racks, be provided with guide rail;
Described polysilicon hand breaking platform also comprises the first sliding door and the second sliding door, the width of described the first sliding door and the second sliding door and described presylvian fissure frame and rear horizontal stand equal in length, described the first sliding door and the second sliding door are arranged on described guide rail;
Described the first sliding door is arranged at the front side of described broken table top, can under the guiding of the guide rail of broken table top front side, slide up and down; Described the second sliding door is arranged at the rear side of broken table top, can under the guiding of the guide rail of broken table top rear side, slide up and down.
Preferably, stating the first sliding door and the second sliding door adopts transparent safety glass to make.
Preferably, it is multiple stating perforate, and described perforate is uniformly distributed on described broken table top.
Preferably, the diameter in hole is 25mm.
Preferably, the sidewall of bucket is horizontal by 30 degree angles.
The utlity model has following beneficial effect:
The utility model arranges PU layer at the inner surface of the upper surface of broken table top, lower funnel and/or the inner surface of surplus hopper, PU material does not fall slag, non-scale, there are good intensity and hardness, in breaking polycrystalline silicon process, can not pollute polysilicon surface, ensure product quality, improve solar conversion efficiency.In addition, PU material wear-resistant damages, long service life, and also sound absorption properties is strong, in breaking polycrystalline silicon process, can reduce to a certain extent noise.
Brief description of the drawings
The front view of the polysilicon hand breaking platform that Fig. 1 provides for the utility model embodiment;
The top view of the polysilicon hand breaking platform that Fig. 2 provides for the utility model embodiment;
The left view of the polysilicon hand breaking platform that Fig. 3 provides for the utility model embodiment;
The structural representation of the broken table top of the polysilicon hand breaking platform that Fig. 4 provides for the utility model embodiment.
Marginal data:
1, broken table top 2, lower funnel 3, surplus hopper
4, air exhauster 5, outer supply air duct 6, exhausting air channel
7, side suction opeing 8, side exhausting air channel 9, sliding door
10, top cover 11, perforate 12, vertical rack
13, the entrance of horizontal stand 14, guide rail 21, lower funnel
Opening 91, first sliding door of 22, the outlet 31 of lower funnel, surplus hopper
92, the second sliding door
Detailed description of the invention
For making those skilled in the art understand better the technical solution of the utility model, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
The utility model provides a kind of polysilicon hand breaking platform, by the inner surface of the upper surface at broken table top, lower funnel and/or the inner surface of surplus hopper, PU layer is set, and PU material can effectively reduce polysilicon surface metallic pollution, ensures product quality.
Describe the structure of the utility model polysilicon hand breaking platform in detail below in conjunction with Fig. 1-4.
Referring to Fig. 1, polysilicon hand breaking platform comprises: broken table top 1, at least one lower funnel 2 and at least one surplus hopper 3.On broken table top 1, offer perforate 11, the entrance 21 of lower funnel is connected with the lower surface of broken table top 1, and is communicated with perforate 11, and the outlet 22 of lower funnel is relative with the opening 31 of surplus hopper.Upper surface, the inner surface of lower funnel 2 and/or the inner surface of surplus hopper 3 of broken table top 1 are provided with polyurethane PU layer.
Lower funnel 2 and surplus hopper 3 couplings arrange, and can be one or more.
Broken table top 1, lower funnel 2 and surplus hopper 3 can be stainless steel.Preferably, the sidewall of lower funnel 2 is horizontal by 30 degree angles.
PU can have slag, non-scale, hardness high, therefore, can with the surface of the parts of polysilicon contact, at the inner surface of the upper surface of broken table top, lower funnel, the inner surface of surplus hopper, PU layer is set, can effectively avoids the surface tear of polysilicon to broken table top, lower funnel and surplus hopper, reduce the pollution to polysilicon surface in breaking polycrystalline silicon process, ensure product quality, improve solar conversion efficiency.PU has anti abrasive feature, long service life.In addition, PU also has the feature that sound absorption properties is strong, in breaking polycrystalline silicon process, can reduce to a certain extent noise.
PU layer is that PU is material modified, concrete, can by the mode of pasting by material modified PU be arranged on the inner surface of the upper surface of broken table top, lower funnel and the inner surface of surplus hopper one of them, preferably, PU layer can be all set on the inner surface of the inner surface of the upper surface of broken table top, lower funnel and surplus hopper, to reach better effect.
Shown in Fig. 3,4, broken table top 1 is rectangular, on four angles of broken table top 1, is provided with straight up four vertical racks 12, and on the top of four vertical racks 12, between adjacent vertical rack 12, level connection joint has horizontal stand 13 respectively between two.Horizontal stand 13 is also four, comprises presylvian fissure frame, rear horizontal stand, left horizontal stand and right horizontal stand.
Vertical rack 12 can be square steel structure.
Referring to Fig. 3, the below of broken table top 1 forms enclosure space, and lower funnel 2 and surplus hopper 3 are placed in described enclosure space.
Preferably, below broken table top 1, offer can open and close type door, in the time that door is closed, form described enclosure space.
Referring to Fig. 1, the polysilicon hand breaking platform that the utility model embodiment provides also comprises: air exhauster 4, exhausting air channel 6 and the outer supply air duct 5 for outwards blowing, air exhauster 4 and outer supply air duct 5 are arranged at a side of broken table top 1, exhausting air channel 6 is placed in described enclosure space, be connected with outer supply air duct 5 with the outlet of lower funnel 2 respectively, the suction opeing of air exhauster 4 is connected with outer supply air duct 5.
In this enclosure space, perforate 11 and the outer supply air duct 5 of air exhauster 4, exhausting air channel 6, lower funnel 2, broken table top 1 are connected, can below broken table top 1, form negative pressure, the broken dust producing of absorption, and by exhausting air channel 6 and outer supply air duct 5, the dust pelletizing system that enters downstream.
In the processing of the dust that existing polysilicon hand breaking platform produces in to shattering process, generally adopt the mode of upper exhausting or side exhausting, these two kinds of ventilation and dust removal modes all can cause dust to kick up to the top of broken table top in various degree, and operating personnel's respiratory tract is damaged.And because needs dust is upwards walked, contrary with gravity direction, therefore the Dust Capacity that can remove is very limited, remaining dust not only can cause the pollution of polysilicon, is trapped in the cleanliness factor that also can affect operating space in operating space.The utility model adopts lower exhausting mode dedusting, exhausting air channel 6 is arranged to the below of broken table top 1, can effectively strengthen dust removing effects, and ensure the cleanliness factor of operating space.
On two sides of broken table top 1, be respectively arranged with vertical wallboard, the wallboard of every side is individually fixed on the vertical rack 12 of this side.
Preferably, be equipped with side suction opeing 7 on the wallboard of both sides, side suction opeing 7 carries out exhausting for the side from broken table top 1.
The polysilicon hand breaking platform that the utility model provides also comprises the side exhausting air channel 8 in the outside of the wallboard that is arranged at both sides, and side exhausting air channel 8 is connected with side suction opeing 7 and exhausting air channel 6 respectively.
By side suction opeing 7 and side exhausting air channel 8 are set in the both sides of broken table top 1, the dust of kicking up in breaking polycrystalline silicon process can be drained from the side suction opeing 7 of both sides and side exhausting air channel 8, without fall broken table top 1 until dust after, drained by exhausting air channel 6 below again, strengthen adsorbing powder dust ability, eliminated dust better effects if.
Preferably, side suction opeing 7 can be multiple, and multiple side suction opeings 7 are vertically arranged on the wallboard of both sides, and side suction opeing topmost 7 can be 30-40cm to the distance of broken table top 1.The airborne dust that broken polysilicon produces can be kicked up about 30cm conventionally, therefore, side suction opeing 7 is topmost arranged on to the absorption that is enough to ensure dust apart from the height of broken table top 30-40cm.
Existing polysilicon hand breaking platform is that extractor fan is installed overleaf, and fragmentation procedure personnel can only carry out operation in the front of broken platform, after fragmentation completes, then is packed in the front of broken platform by another one people.
The utility model is arranged on exhausting air channel 6 in the enclosure space of broken table top 1 below, and like this, the space at the back side of broken table top 1 just can further be utilized, and for example, can carry out package handling in the space at the back side of broken table top 1.On the other hand, in carrying out polysilicon package handling, in the space above of broken table top 1, can carry out transport, the carrying work of the polysilicon of next batch, form continuous productive process, enhance productivity.
Breaking polycrystalline silicon operation is had relatively high expectations to the cleanliness factor of operating space, and polycrystalline silicon material belongs to super clean material, and the higher production to material of cleanliness factor of operating space is more favourable.Polysilicon package handling requires so not high to the cleanliness factor of operating space, therefore, in order to ensure the product quality of polysilicon, breaking polycrystalline silicon operating space and polysilicon packaging operation space need to be kept apart.
The utility model embodiment realizes the separation of 2 operating spaces by sliding door being set on polysilicon hand breaking platform.
Referring to Fig. 3, on four vertical racks 12 of broken table top 1, be provided with guide rail 14.
Described polysilicon hand breaking platform also comprises the equal in length of the width of the first sliding door 91 and the second sliding door 92, the first sliding doors 91 and the second sliding door 92 and presylvian fissure frame and rear horizontal stand, and this length is the length of broken table top 1.The first sliding door 91 and the second sliding door 92 are all arranged on guide rail 14, and can under the guiding of guide rail 14, slide up and down.The first sliding door 91 is arranged at the front side of broken table top 1, can under the guiding of the guide rail 14 of broken table top 1 front side, slide up and down, and the second sliding door 92 is arranged at the rear side of broken table top 1, can under the guiding of the guide rail 14 of broken table top 1 rear side, slide up and down.
Preferably, the first sliding door 91 and the second sliding door 92 adopt transparent safety glass to make.
In the time carrying out breaking polycrystalline silicon operation, the first sliding door 91 is upwards opened in the front side of broken table top 1, the second sliding door 92 falls at the rear side of broken table top 1, the second sliding door 92 is kept apart the operating space of the operating space of breaking polycrystalline silicon and polysilicon packaging, now carry out breaking polycrystalline silicon operation, can ensure polysilicon product quality.
While carrying out polysilicon package handling, the first sliding door 9 falls in the front side of broken table top 1, the second sliding door 92 is upwards opened at the rear side of broken table top 1, the first sliding door 91 is kept apart the operating space of the operating space of breaking polycrystalline silicon and polysilicon packaging, now, carry out polysilicon package handling, the pollution of the operating space of the operating space of also having avoided polysilicon packaging to breaking polycrystalline silicon.
Preferably, for handled easily, can also fixed pulley and steel wire rope be set on the top of four vertical racks 12, and steel wire rope is connected with the second sliding door 92 with the first sliding door 91 respectively.In the time that one of them sliding door upwardly opens, drive steel wire rope to move at vertical direction, and under the effect of fixed pulley and steel wire rope, drive another sliding door to close downwards; In the time that one of them sliding door is closed downwards, drive the motion of steel wire rope in the vertical direction, and under the effect of fixed pulley and steel wire rope, drive another sliding door upwards to open.
Concrete annexation between fixed pulley, steel wire rope and sliding door, belongs to prior art, does not repeat them here.
As shown in Figure 3, preferred, this polysilicon hand breaking platform also comprises top cover 10, and top cover 10 is horizontally placed on the top of vertical rack 12.The lower surface of top cover 10 is provided with LED lamp (not illustrating in figure), to strengthen the brightness of upper area of broken table top 1.
Guide rail 14 is a little more than top cover 10, and sliding door 9 can, by the guiding of guide rail 14, slide above top cover 10.
Referring to Fig. 4, perforate 11 is multiple, and perforate 11 is uniformly distributed on broken table top 1.The diameter of perforate 11 is 25mm.
Breaking polycrystalline silicon is complete can produce a large amount of cobbing, conventionally, the size of≤25mm and 25-200mm can be carried out to packing, so cobbing need to be sorted out again, and packs in certain device and sieves, very loaded down with trivial details in flow process, processes inconvenience.The utility model is by being defined as 25mm by the diameter of perforate, and the piece material that is less than this size can, by perforate 11, fall into surplus hopper 3 via lower funnel 2, and the piece material that is greater than 25mm can directly be sorted out, time saving and energy saving.
Polysilicon hand breaking platform in use, sliding door 9 is upwards opened in the front side of broken table top 1, and now, sliding door 9 falls at the rear side of broken table top 1, operating personnel bring up to the polycrystalline silicon rod of needs fragmentation broken table top 1 from the front side of broken table top 1, and are broken into fritter.Then, controlling sliding door 9 falls in the front side of broken table top 1, now, sliding door 9 is upwards opened at the rear side of broken table top 1, another one operating personnel utilize the perforate 11 on broken table top 1 to sort broken piece material, and respectively the cobbing of staying the relatively large material on broken table top 1 and fall in surplus hopper 3 is respectively charged in clean packaging bag, complete packaging process.
In this process, air exhauster 4 is always in opening, under the effect of air exhauster 4, broken table top 1 below forms micro-negative pressure, wind can only enter into by the perforate of broken table top 1 11 below of broken table top 1, in this air quantity cyclic process, the broken dust producing is along with air quantity is sent into exhausting air channel 6 and outer supply air duct 7 by air exhauster 4 in the lump, thus the dust pelletizing system that enters downstream.
Be understandable that, above embodiment is only used to principle of the present utility model is described and the illustrative embodiments that adopts, but the utility model is not limited to this.For those skilled in the art, in the situation that not departing from spirit of the present utility model and essence, can make various modification and improvement, these modification and improvement are also considered as protection domain of the present utility model.
Claims (10)
1. a polysilicon hand breaking platform, comprise: broken table top, at least one lower funnel and at least one surplus hopper of offering perforate, the entrance of lower funnel is connected with the lower surface of broken table top, and be communicated with described perforate, the outlet of lower funnel is relative with the opening of surplus hopper, it is characterized in that, the inner surface of the upper surface of broken table top, the inner surface of lower funnel and/or surplus hopper is provided with polyurethane PU layer.
2. polysilicon hand breaking platform as claimed in claim 1, it is characterized in that, described broken table top is rectangular, on four angles of broken table top, be provided with straight up four vertical racks, on the top of four vertical racks, between adjacent vertical rack, level connection joint has horizontal stand respectively between two.
3. polysilicon hand breaking platform as claimed in claim 2, is characterized in that, the below of described broken table top forms enclosure space, and described lower funnel and described surplus hopper are placed in described enclosure space;
Described polysilicon hand breaking platform also comprises: air exhauster, exhausting air channel and the outer supply air duct for outwards blowing, described air exhauster and outer supply air duct are arranged at a side of described broken table top, described exhausting air channel is placed in described enclosure space, be connected with described outer supply air duct with the outlet of lower funnel respectively, the suction opeing of air exhauster is connected with described outer supply air duct.
4. polysilicon hand breaking platform as claimed in claim 3, is characterized in that, on two sides of described broken table top, is respectively arranged with vertical wallboard, and the wallboard of every side is individually fixed on the vertical rack of this side, is equipped with side suction opeing on the wallboard of both sides;
Described polysilicon hand breaking platform also comprises the side exhausting air channel in the outside of the wallboard that is arranged at both sides, and described side exhausting air channel is connected with described side suction opeing and described exhausting air channel respectively.
5. polysilicon hand breaking platform as claimed in claim 4, is characterized in that, described side suction opeing is multiple, and described side suction opeing is vertically arranged on the wallboard of both sides; Side suction opeing is topmost 30-40cm to the distance of described broken table top.
6. polysilicon hand breaking platform as claimed in claim 2, is characterized in that, on four vertical racks of broken table top, is provided with guide rail;
Described polysilicon hand breaking platform also comprises the first sliding door and the second sliding door, the width of described the first sliding door and the second sliding door and described presylvian fissure frame and rear horizontal stand equal in length, described the first sliding door and the second sliding door are arranged on described guide rail;
Described the first sliding door is arranged at the front side of described broken table top, can under the guiding of the guide rail of broken table top front side, slide up and down; Described the second sliding door is arranged at the rear side of broken table top, can under the guiding of the guide rail of broken table top rear side, slide up and down.
7. polysilicon hand breaking platform as claimed in claim 6, is characterized in that, described the first sliding door and the second sliding door adopt transparent safety glass to make.
8. polysilicon hand breaking platform as claimed in claim 1, is characterized in that, described perforate is multiple, and described perforate is uniformly distributed on described broken table top.
9. polysilicon hand breaking platform as claimed in claim 1, is characterized in that, the diameter of described perforate is 25mm.
10. the polysilicon hand breaking platform as described in claim 1-9 any one, is characterized in that, the sidewall of lower funnel is horizontal by 30 degree angles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420156806.5U CN203816736U (en) | 2014-04-01 | 2014-04-01 | Manual polysilicon crushing platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420156806.5U CN203816736U (en) | 2014-04-01 | 2014-04-01 | Manual polysilicon crushing platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203816736U true CN203816736U (en) | 2014-09-10 |
Family
ID=51472280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420156806.5U Expired - Lifetime CN203816736U (en) | 2014-04-01 | 2014-04-01 | Manual polysilicon crushing platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203816736U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105381859A (en) * | 2015-12-10 | 2016-03-09 | 重庆润际远东新材料科技有限公司 | Nitrogen-filled type silicon powder crushing device |
| CN111940114A (en) * | 2020-09-15 | 2020-11-17 | 亚洲硅业(青海)股份有限公司 | Polycrystalline silicon lump material crusher |
-
2014
- 2014-04-01 CN CN201420156806.5U patent/CN203816736U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105381859A (en) * | 2015-12-10 | 2016-03-09 | 重庆润际远东新材料科技有限公司 | Nitrogen-filled type silicon powder crushing device |
| CN111940114A (en) * | 2020-09-15 | 2020-11-17 | 亚洲硅业(青海)股份有限公司 | Polycrystalline silicon lump material crusher |
| CN111940114B (en) * | 2020-09-15 | 2021-08-31 | 亚洲硅业(青海)股份有限公司 | Polycrystalline silicon lump material crusher |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140910 |