CN203159744U - Thermal insulation cage for polysilicon ingot furnace - Google Patents
Thermal insulation cage for polysilicon ingot furnace Download PDFInfo
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- CN203159744U CN203159744U CN 201320131611 CN201320131611U CN203159744U CN 203159744 U CN203159744 U CN 203159744U CN 201320131611 CN201320131611 CN 201320131611 CN 201320131611 U CN201320131611 U CN 201320131611U CN 203159744 U CN203159744 U CN 203159744U
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- insulation cage
- heat
- support plate
- auxiliary support
- thermal insulation
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Abstract
The utility model discloses a thermal insulation cage for a polysilicon ingot furnace. The thermal insulation cage comprises at least two layers of thermal insulation cage bodies sequentially arranged from top to bottom, wherein each layer of thermal insulation cage bodies comprises at least four side plates and angle plates used for connecting the two adjacent side plates to form an open frame body; the thermal insulation cage body located at the top most layer comprises a plurality of upper layer auxiliary supporting plates, the upper layer auxiliary supporting plates are correspondingly fixed at top crossbands of the side plates of the thermal insulation cage body located at the top layer; the thermal insulation cage body located at the bottom most layer comprises a plurality of lower layer auxiliary supporting plates, and each lower layer auxiliary supporting plate is correspondingly connected with two adjacent bottom crossbands of the thermal insulation cage body at the bottom layer. The thermal insulation cage is of a stable structure, thereby effectively reducing deformation; besides, a lifting block is used for quickly locating and stably hanging the thermal insulation cage in the furnace; and a thermal insulation layer is arranged to eliminate heat exchange between interior and exterior of the thermal insulation cage, thereby improving the production efficiency.
Description
Technical field
The utility model relates to a kind of heat-insulation cage for polycrystalline silicon ingot or purifying furnace, and especially the 800KG higher level else is used for the heat-insulation cage of polycrystalline silicon ingot or purifying furnace.
Background technology
In recent years, very fast based on the solar cell development of silicon materials, and polycrystalline silicon ingot or purifying furnace is the major equipment of producing the solar cell raw material.Generally be that employing maintenance heating unit and crucible are motionless in the prior art, heat-insulation cage moves up, make heat-insulation cage and form an opening between the insulation base plate down, heat flows out from opening, the crucible bottom cooling, thereby make the polysilicon after the fusing form longitudinal temperature gradient, vertically crystallization gradually finally forms polycrystalline silicon ingot casting.Yet the lift height of heat-insulation cage is limited in mobile process, and the heat radiation time is long, and makes heat-insulation cage and inboard wall of furnace body interference after heat-insulation cage is out of shape in heating and the lifting process repeatedly, thereby influences production efficiency.
The utility model content
The purpose of this utility model is to solve heat-insulation cage in the prior art heating repeatedly and promoting in the moving process because the distortion that takes place causes a difficult problem that interferes with inboard wall of furnace body, improves product percent of pass and production efficiency.
The technical solution of the utility model is: a kind of for the polycrystalline silicon ingot or purifying furnace heat-insulation cage, comprise the two-layer at least heat-insulation cage body that arranges in turn from top to bottom, every layer of heat-insulation cage body comprises at least four blocks of side plates and the gusset that is used for being connected adjacent two blocks of side plates, forms an open framework; It is characterized in that:
The heat-insulation cage body that is positioned at top layer comprises polylith upper strata auxiliary support plate, and each piece upper strata auxiliary support plate is fixed on respectively on each adjacent side plates of the described heat-insulation cage body that is positioned at top layer accordingly;
The heat-insulation cage body that is positioned at the lowest layer also comprises lower floor's auxiliary support plate, and every lower floor's auxiliary support plate correspondence is connected on two adjacent base horizontal stripes of heat-insulation cage body of described bottom.
Preferably, the described heat-insulation cage body that is positioned at top layer also comprises lift block, described lift block comprises center lift block, the first side lift block and the second side lift block, connect each lift block in the center of the leg-of-mutton center that is formed centrally and ingot furnace on same plummet.
Preferably, the upper end of described center lift block offers the first circular lifting hole, and the upper end of the upper end of the described first side lift block and the second side lift block all offers second and promotes the hole, and described second promotes the hole can be set to ellipse.
Preferably, described upper strata auxiliary support plate be shaped as trapezoidal and or the quadrangle, described upper strata auxiliary support plate width is 3-500mm.
Preferably, described lower floor auxiliary support plate be shaped as quadrangle and or the curved shape of ox horn, described lower floor auxiliary support plate is of a size of: wide 50-600mm, between the length 100-1000mm.
Preferably, described upper strata auxiliary support plate is fixed on the end face of adjacent side plates of heat-insulation cage body of top layer.
Preferably, described lower floor auxiliary support plate is fixed on the bottom surface of adjacent side plates of heat-insulation cage body of the lowest layer.
Preferably, described be positioned at the upper strata auxiliary support plate by screw and nut link and or welded chain be connected on the heat-insulation cage body adjacent side plates;
Preferably, described be positioned at lower floor's auxiliary support plate by screw and nut link and or welded chain be connected on heat-insulation cage body adjacent base horizontal stripe down.
Preferably, described side plate is made up of interconnective crosspiece bar and perpendicular blend stop, and strut rail bar and perpendicular blend stop are L-shaped.
The beneficial effects of the utility model are, described heat-insulation cage for polycrystalline silicon ingot or purifying furnace, and the upper strata auxiliary support plate that arranges on the heat-insulation cage body of top layer, and the bent plate that arranges on the heat-insulation cage body of bottom make the Stability Analysis of Structures of heat-insulation cage, effectively reduce distortion; In addition, the setting of lift block makes heat-insulation cage also stably be suspended in the stove in the location fast; Arranging of hot thermal insulation layer completely cut off the inside and outside heat exchange of heat-insulation cage, improved production efficiency.
Description of drawings
Fig. 1 is that 800KG higher level described in the utility model else is used for the perspective view of the heat-insulation cage of polycrystalline silicon ingot or purifying furnace;
Fig. 2 is a kind of syndeton of the partial enlarged drawing of the base angle A shown in Fig. 1;
Fig. 3 is the another kind of syndeton of the partial enlarged drawing of the base angle A shown in Fig. 1.
Embodiment
As shown in Figure 1, the length and width that 800 feather weight are used for the heat-insulation cage of polycrystalline silicon ingot or purifying furnace are 1400-1700MM, highly be 1000-1400MM, formed by the heat-insulation cage body 7 of top layer and the heat-insulation cage body 9 of bottom, each heat-insulation cage body is made up of four blocks of side plates 8 again, and constituted open framework jointly with four blocks of gussets 2 that are connected two adjacent side plates 8, the junction that connects each piece gusset 2 of back and side plate 8 is bevelling and/or fillet shape, be complementary with the interior drift angle of polycrystalline silicon ingot or purifying furnace, increased the lift height of heat-insulation cage in ingot furnace.
The heat-insulation cage body 7 that is positioned at top layer also comprises upper strata auxiliary support plate 5, and a upper strata auxiliary support plate 5 is all fixedly arranged on every adjacent side plates 8 of the heat-insulation cage body 7 of top layer.Upper strata auxiliary support plate 5 is fixed on the two adjacent side plates 8 by screw or welding process.By increasing the supporting capacity that upper strata auxiliary support plate 5 can strengthen heat-insulation cage, the width of upper strata auxiliary support plate 5 is 3-500mm; In addition, also can increase the number of the upper strata auxiliary support plate 5 on each side plate 8 of the heat-insulation cage body 7 that is fixed on top layer, reach the effect that strengthens supporting capacity.
The heat-insulation cage body 7 that is positioned at top layer also is provided with lift block, it comprises center lift block 6, the first side lift block 1 and the second side lift block 3, wherein, first of center lift block 6 promotes the hole and is set to circle, and the second lifting hole of the first side lift block 1 and the second side lift block 3 can be set to ellipse or other shapes, adjust colluding in the second hook position that promotes on the hole with convenient, thereby on the leg-of-mutton midperpendicular that is centered close to ingot furnace that makes that above three lift blocks constitute, and then guaranteed that heat-insulation cage can locate and be suspended in the stove fast under the use of lifting gear.
Further, the inboard of described heat-insulation cage for polycrystalline silicon ingot or purifying furnace is provided with ganoid thermal-protective coating, and this thermal-protective coating adopts surfaceness to make less than the insulation quilt of 25 μ m.Thermal-protective coating has completely cut off the inside and outside heat exchange of heat-insulation cage, has improved production efficiency.
In addition, side plate 8 and the gusset 2 of described heat-insulation cage for polycrystalline silicon ingot or purifying furnace all adopt stainless material, avoid rust corrosion under damp and hot working conditions, the work-ing life of prolong insulation cage.
As shown in Figure 2, for preventing distortion, at the place, base angle of the heat-insulation cage body 9 of bottom, lower floor's auxiliary support plate 11 is tetragon, and correspondence is connected the horizontal component of two adjacent base horizontal stripes 12 of the heat-insulation cage body of described bottom.
As shown in Figure 3, lower floor's auxiliary support plate 11 also can be the curved shape of ox horn, and lower floor's auxiliary support plate 11 is fixed together by the horizontal component of screw or welding process and adjacent horizontal stripe 12.
In order to strengthen the stability of heat-insulation cage, can adopt Fig. 2,3 mode simultaneously,: in installation process, in conjunction with the curved shape of the ox horn of lower floor's auxiliary support plate 11 and two kinds of structures of tetragon, be fixed together, be equivalent to an integral body, fix with the horizontal component of both sides horizontal stripe 12, its stabilizing effect is better than and only adopts above-mentioned single method.
Being the utility model preferred embodiment only in sum, is not to limit practical range of the present utility model.Be that all equivalences of doing according to the content of the utility model claim change and modification, all should belong to technology category of the present utility model.
Claims (10)
1. one kind is used for the polycrystalline silicon ingot or purifying furnace heat-insulation cage, comprises the two-layer at least heat-insulation cage body that arranges in turn from top to bottom, and every layer of heat-insulation cage body comprises at least four blocks of side plates and the gusset that is used for being connected adjacent two blocks of side plates, forms an open framework; It is characterized in that:
The heat-insulation cage body that is positioned at top layer comprises polylith upper strata auxiliary support plate, and each piece upper strata auxiliary support plate is fixed on respectively on each adjacent side plates of the described heat-insulation cage body that is positioned at top layer accordingly;
The heat-insulation cage body that is positioned at the lowest layer also comprises lower floor's auxiliary support plate, and every lower floor's auxiliary support plate correspondence is connected on two adjacent base horizontal stripes of heat-insulation cage body of described bottom.
2. the heat-insulation cage for polycrystalline silicon ingot or purifying furnace according to claim 1, it is characterized in that: the described heat-insulation cage body that is positioned at top layer also comprises lift block, described lift block comprises center lift block, the first side lift block and the second side lift block, connect each lift block in the center of the leg-of-mutton center that is formed centrally and ingot furnace on same plummet.
3. the heat-insulation cage for polycrystalline silicon ingot or purifying furnace according to claim 2, it is characterized in that: the upper end of described center lift block offers the first circular lifting hole, the upper end of the upper end of the described first side lift block and the second side lift block all offers second and promotes the hole, and described second promotes the hole can be set to ellipse.
4. the heat-insulation cage for polycrystalline silicon ingot or purifying furnace according to claim 1 is characterized in that: described upper strata auxiliary support plate be shaped as trapezoidal and or quadrangle, described upper strata auxiliary support plate width is 3-500mm.
5. the heat-insulation cage for polycrystalline silicon ingot or purifying furnace according to claim 1, it is characterized in that: described lower floor auxiliary support plate be shaped as quadrangle and or the curved shape of ox horn, described lower floor auxiliary support plate is of a size of: wide 50-600mm, and between the length 100-1000mm.
6. the heat-insulation cage for polycrystalline silicon ingot or purifying furnace according to claim 1 is characterized in that: described upper strata auxiliary support plate is fixed on the end face of adjacent side plates of heat-insulation cage body of top layer.
7. the heat-insulation cage for polycrystalline silicon ingot or purifying furnace according to claim 1 is characterized in that: described lower floor auxiliary support plate is fixed on the bottom surface of adjacent side plates of heat-insulation cage body of the lowest layer.
8. the heat-insulation cage for polycrystalline silicon ingot or purifying furnace according to claim 1 is characterized in that: described be positioned at the upper strata auxiliary support plate by the screw and nut link and or welded chain be connected on the heat-insulation cage body adjacent side plates;
9. the heat-insulation cage for polycrystalline silicon ingot or purifying furnace according to claim 1 is characterized in that: described be positioned at lower floor's auxiliary support plate by the screw and nut link and or welded chain be connected on heat-insulation cage body adjacent base horizontal stripe down.
10. the heat-insulation cage for polycrystalline silicon ingot or purifying furnace according to claim 1, it is characterized in that: described side plate is made up of interconnective crosspiece bar and perpendicular blend stop, and strut rail bar and perpendicular blend stop are L-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320131611 CN203159744U (en) | 2013-03-21 | 2013-03-21 | Thermal insulation cage for polysilicon ingot furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320131611 CN203159744U (en) | 2013-03-21 | 2013-03-21 | Thermal insulation cage for polysilicon ingot furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203159744U true CN203159744U (en) | 2013-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320131611 Expired - Lifetime CN203159744U (en) | 2013-03-21 | 2013-03-21 | Thermal insulation cage for polysilicon ingot furnace |
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| Country | Link |
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| CN (1) | CN203159744U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105019021A (en) * | 2015-07-20 | 2015-11-04 | 无锡荣能半导体材料有限公司 | Polysilicon cast ingot thermal field structure |
| CN105386123A (en) * | 2015-12-21 | 2016-03-09 | 晶科能源有限公司 | Polycrystalline ingot casting furnace and side portion thermal insulation apparatus thereof |
| CN105803526A (en) * | 2016-05-17 | 2016-07-27 | 江西旭阳雷迪高科技股份有限公司 | Polycrystal ingot furnace thermal field |
| CN107620120A (en) * | 2017-09-11 | 2018-01-23 | 江西旭阳雷迪高科技股份有限公司 | A kind of polycrystalline furnace thermal field for casting quasi- G7 silicon ingots |
-
2013
- 2013-03-21 CN CN 201320131611 patent/CN203159744U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105019021A (en) * | 2015-07-20 | 2015-11-04 | 无锡荣能半导体材料有限公司 | Polysilicon cast ingot thermal field structure |
| CN105386123A (en) * | 2015-12-21 | 2016-03-09 | 晶科能源有限公司 | Polycrystalline ingot casting furnace and side portion thermal insulation apparatus thereof |
| CN105803526A (en) * | 2016-05-17 | 2016-07-27 | 江西旭阳雷迪高科技股份有限公司 | Polycrystal ingot furnace thermal field |
| CN107620120A (en) * | 2017-09-11 | 2018-01-23 | 江西旭阳雷迪高科技股份有限公司 | A kind of polycrystalline furnace thermal field for casting quasi- G7 silicon ingots |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent of invention or patent application | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN GOLD STONE TECHNOLOGY STOCK CO., LTD. Free format text: FORMER NAME: SHENZHEN GOLD STONE TECHNOLOGY CO., LTD. |
|
| CB03 | Change of inventor or designer information |
Inventor after: Feng Taiqiang Inventor after: Zhu Baixi Inventor after: Zhao Haijun Inventor before: Zhao Haijun |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHAO HAIJUN TO: FENG TAIQIANG ZHU BAIXI ZHAO HAIJUN |
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| CP03 | Change of name, title or address |
Address after: Baoan District Songgang street, Shenzhen city 518105 Guangdong province with rich industrial zone safety run road No. 2 Patentee after: SHENZHEN GOLD STONE TECHNOLOGY Co.,Ltd. Address before: 518000, Shenzhen, Guangdong, Baoan District Fuyong Street on the south side of the first floor of Great Ocean Road 4, two floor East Patentee before: SHENZHEN GOLD STONE TECHNOLOGY Co.,Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20130828 |
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| CX01 | Expiry of patent term |