CN108253790B - Sintering furnace for composite reinforced material for producing silicon aerogel heat-insulation felt - Google Patents
Sintering furnace for composite reinforced material for producing silicon aerogel heat-insulation felt Download PDFInfo
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- CN108253790B CN108253790B CN201810279615.0A CN201810279615A CN108253790B CN 108253790 B CN108253790 B CN 108253790B CN 201810279615 A CN201810279615 A CN 201810279615A CN 108253790 B CN108253790 B CN 108253790B
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- sintering
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- wall
- sintering furnace
- framework
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- 238000005245 sintering Methods 0.000 title claims abstract description 74
- 239000004964 aerogel Substances 0.000 title claims abstract description 15
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 13
- 239000000463 material Substances 0.000 title claims abstract description 13
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 13
- 239000010703 silicon Substances 0.000 title claims abstract description 13
- 239000002131 composite material Substances 0.000 title claims abstract description 11
- 238000009413 insulation Methods 0.000 title description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 39
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 39
- 239000010439 graphite Substances 0.000 claims abstract description 39
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 239000011148 porous material Substances 0.000 claims abstract description 12
- 239000000919 ceramic Substances 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000005855 radiation Effects 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 description 7
- 239000012779 reinforcing material Substances 0.000 description 4
- 238000004321 preservation Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 239000004965 Silica aerogel Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B17/00—Furnaces of a kind not covered by any preceding group
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Furnace Details (AREA)
Abstract
The invention provides a sintering furnace for composite reinforced materials for producing silicon aerogel heat-insulating felts, which comprises a sintering furnace main body, wherein the sintering furnace main body comprises a furnace door, a sintering bracket, a heating pipe and graphite pieces are arranged in the furnace door, a heat radiation plate is embedded in the graphite pieces, the sintering bracket comprises rotating brackets, the rotating brackets are arranged in parallel at equal intervals through connecting rods, fan plates are arranged on the connecting rods, and the rotating brackets comprise a framework and a supporting pore plate.
Description
Technical Field
The invention relates to the field of aerogel production and application, in particular to a sintering furnace for a composite reinforced material for producing a silicon aerogel heat insulation felt.
Background
Aerogels are products of drying solvents in gels, which are amorphous low density materials with nanoporous structures, while maintaining the integrity of the gel backbone structure. Silica aerogel, also called "blue smoke" and "solid smoke", is the lightest solid material known so far, and is the material with the best heat preservation performance so far, and is known as the magic material for changing the world.
The silicon aerogel has the common phenomena of low strength, large brittleness and particle shedding, so that certain reinforcing materials are commonly added during the production of the silicon aerogel to improve the strength and the brittleness defects of the silicon aerogel. The existing reinforcing material is a small amount of composite material, and needs sintering before use, however, the existing sintering furnace can not completely compound the sintering requirement of the reinforcing material, and the main defects are uneven heat energy distribution, long sintering time and poor sintering effect, so that the sintered reinforcing material is unstable in quality, high in cost and high in energy consumption.
Disclosure of Invention
The invention discloses a sintering furnace for a composite reinforced material for producing a silicon aerogel heat insulation felt aiming at the problems.
The specific technical scheme is as follows:
The sintering furnace for the composite reinforced material for producing the silicon aerogel heat-insulating felt comprises a sintering furnace main body, and is characterized in that the sintering furnace main body is cylindrical and comprises furnace doors which are connected in a hinged mode and are semi-cylindrical;
The inner wall of the sintering furnace main body and the inner wall of the furnace door are semi-cylindrical and mutually matched to form a sintering chamber, and a sintering bracket, a heating pipe and a graphite piece are sequentially arranged in the sintering chamber from inside to outside;
The number of the graphite pieces is 6, the graphite pieces are uniformly fixed on the inner wall of the sintering furnace main body and the inner wall of the furnace door respectively through ceramic fixing frames in an equal amount, the graphite pieces are not contacted with the inner wall of the sintering furnace main body and the inner wall of the furnace door, the graphite pieces are integrally arc-shaped, the longitudinal sections of the graphite pieces are connected end to end in an annular shape, and the middle parts of the graphite pieces are communicated; the graphite piece is provided with a plurality of radiating plates on one side close to the heating pipe, the radiating plates are horizontally arranged and mutually parallel, the section of the radiating plates is T-shaped, and one side of the radiating plates is embedded in the graphite piece;
The heating pipes are divided into 2 groups, and are respectively and fixedly connected with the inner wall of the sintering furnace main body and the inner wall of the furnace door through ceramic fixing frames, and are not contacted with the graphite piece and the sintering bracket;
The sintering bracket comprises a plurality of rotating brackets, wherein the rotating brackets are arranged in parallel at equal intervals through vertically arranged connecting rods, fan plates are arranged on the connecting rods, the fan plates are square panels, and a plurality of parallel air guide grooves are formed in two sides of the fan plates; the rotary supporting table is disc-shaped and comprises a peripheral framework and a supporting pore plate in the framework, the framework is circular, the connecting rod is welded and fixed with the framework, a supporting rod in a shape like a Chinese character 'mi' is fixedly arranged in the circular framework, and the supporting pore plate is circular and is placed in the framework through the supporting rod;
the sintering bracket at the lowest layer is provided with a supporting block which is fixedly connected with the supporting rod, the lower end of the supporting block is connected with an electric turntable and is controlled to rotate by the electric turntable, and the electric turntable is arranged at the bottom of the sintering furnace main body;
further, the holes on the supporting pore plate are round or prismatic;
further, the number of connecting rods between the two connected rotating pallets is 4, and the 4 connecting rods are uniformly distributed circumferentially.
The beneficial effects of the invention are as follows:
The invention provides a sintering furnace for composite reinforced materials for producing silicon aerogel heat preservation felts, which comprises a sintering furnace main body, wherein the sintering furnace main body comprises a furnace door, a sintering bracket, a heating pipe and a graphite piece are arranged in the furnace door, the graphite piece and the heating pipe are connected with the inner wall of the sintering furnace main body and the inner wall of the furnace door through ceramic fixing frames, a T-shaped heat dissipation plate is embedded in the graphite piece, the sintering bracket comprises a plurality of rotary brackets, the rotary brackets are arranged in parallel through connecting rods at equal intervals, a fan plate is arranged on the connecting rods, the rotary brackets comprise a framework and a supporting pore plate, the sintering bracket is connected with an electric turntable through the sintering bracket at the lowest layer.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is an opened view of the oven door of the present invention.
Fig. 3 is an open view of the oven door (without the sintering pallet) of the present invention.
Fig. 4 is a schematic longitudinal section of a graphite member.
Fig. 5 is a schematic view of a sintering pallet.
Fig. 6 is a longitudinal section view of the rotating gantry.
Fig. 7 is a cross-sectional view taken along A-A in fig. 5.
Fig. 8 is a schematic view of a fan plate.
Fig. 9 is a sectional view of the region B in fig. 5.
Detailed Description
In order to make the technical scheme of the invention clearer and more definite, the invention is further described below with reference to the accompanying drawings, and any scheme obtained by carrying out equivalent substitution and conventional reasoning on the technical characteristics of the technical scheme of the invention falls into the protection scope of the invention.
The sintering furnace for the composite reinforced material for producing the silicon aerogel heat insulation felt comprises a sintering furnace main body 11, and is characterized in that the sintering furnace main body 11 is cylindrical and comprises a furnace door 12 which is connected in a hinged mode and takes a semi-cylindrical shape;
The inner wall of the sintering furnace main body 11 and the inner wall of the furnace door 12 are semi-cylindrical and mutually matched to form a sintering chamber, and a sintering bracket 1, a heating pipe 13 and a graphite piece 14 are sequentially arranged in the sintering chamber from inside to outside;
The number of the graphite pieces 14 is 6, the graphite pieces 14 are uniformly fixed on the inner wall of the sintering furnace main body 11 and the inner wall of the furnace door 12 respectively through ceramic fixing frames 15 in an equal amount, the graphite pieces 14 are not contacted with the inner wall of the sintering furnace main body 11 and the inner wall of the furnace door 12, the graphite pieces 14 are integrally arc-shaped, the longitudinal sections of the graphite pieces are connected end to end in an annular shape, and the middle part is communicated; the graphite piece 14 is provided with a plurality of heat dissipation plates 16 on one side close to the heating pipe 13, the heat dissipation plates 16 are horizontally arranged and mutually parallel, the cross section of the heat dissipation plates is T-shaped, and one side of the heat dissipation plates is embedded in the graphite piece 14;
the heating pipes 13 are divided into 2 groups, and are respectively and fixedly connected with the inner wall of the sintering furnace main body 11 and the inner wall of the furnace door 12 through ceramic fixing frames, and are not contacted with the graphite piece 14 and the sintering bracket 1;
The sintering bracket 1 comprises a plurality of rotating brackets 2, wherein the rotating brackets 2 are arranged in parallel at equal intervals through vertically arranged connecting rods 3, fan plates 4 are arranged on the connecting rods 3, the fan plates 4 are square panels, and a plurality of parallel air guide grooves 5 are arranged on two sides of each fan plate 4;
The rotary supporting table 2 is disc-shaped and comprises a peripheral framework 6 and a supporting pore plate 7 in the framework 6, the framework 6 is circular, the connecting rod 3 is welded and fixed with the framework 6, a supporting rod 8 in a shape like a Chinese character 'mi' is fixedly arranged in the circular framework 6, and the supporting pore plate 7 is circular and is placed in the framework 6 through the supporting rod 8;
The sintering bracket 1 positioned at the lowest layer is provided with a supporting block 9, the supporting block 9 is fixedly connected with a supporting rod 8, the supporting block 9 is cylindrical, the lower end of the supporting block is connected with an electric rotary table 10, the electric rotary table 10 is controlled to rotate, and the electric rotary table 10 is arranged at the bottom of a sintering furnace main body 11;
Further, the holes on the supporting pore plate 7 are round or prismatic;
further, the number of the connecting rods 3 between the two connected rotating pallets 2 is 4, and the 4 connecting rods 3 are uniformly distributed circumferentially.
Wherein, the connecting rod 3 is connected with the framework 6 by screw threads and can be disassembled.
The invention provides a sintering furnace for composite reinforced materials for producing silicon aerogel heat preservation felts, which comprises a sintering furnace main body, wherein the sintering furnace main body comprises a furnace door, a sintering bracket, a heating pipe and a graphite piece are arranged in the furnace door, the graphite piece and the heating pipe are connected with the inner wall of the sintering furnace main body and the inner wall of the furnace door through ceramic fixing frames, a T-shaped heat dissipation plate is embedded in the graphite piece, the sintering bracket comprises a plurality of rotary brackets, the rotary brackets are arranged in parallel through connecting rods at equal intervals, a fan plate is arranged on the connecting rods, the rotary brackets comprise a framework and a supporting pore plate, the sintering bracket is connected with an electric turntable through the sintering bracket at the lowest layer.
In the description of the drawings of the present invention, the graphite members in fig. 2 and 3 are not shown with heat dissipation plates (excessive lines are not useful for viewing), and for this purpose, are depicted in fig. 4.
The present invention is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present invention are intended to be included in the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.
Claims (1)
1. The sintering furnace for the composite reinforced material for producing the silicon aerogel heat-insulating felt comprises a sintering furnace main body, and is characterized in that the sintering furnace main body is cylindrical and comprises furnace doors which are connected in a hinged mode and are semi-cylindrical;
The inner wall of the sintering furnace main body and the inner wall of the furnace door are semi-cylindrical and mutually matched to form a sintering chamber, and a sintering bracket, a heating pipe and a graphite piece are sequentially arranged in the sintering chamber from inside to outside;
The number of the graphite pieces is 6, the graphite pieces are uniformly fixed on the inner wall of the sintering furnace main body and the inner wall of the furnace door respectively through ceramic fixing frames in an equal amount, the graphite pieces are not contacted with the inner wall of the sintering furnace main body and the inner wall of the furnace door, the graphite pieces are integrally arc-shaped, the longitudinal sections of the graphite pieces are connected end to end in an annular shape, and the middle parts of the graphite pieces are communicated; the graphite piece is provided with a plurality of radiating plates on one side close to the heating pipe, the radiating plates are horizontally arranged and mutually parallel, the section of the radiating plates is T-shaped, and one side of the radiating plates is embedded in the graphite piece;
The heating pipes are divided into 2 groups, and are respectively and fixedly connected with the inner wall of the sintering furnace main body and the inner wall of the furnace door through ceramic fixing frames, and are not contacted with the graphite piece and the sintering bracket;
The sintering bracket comprises a plurality of rotating brackets, wherein the rotating brackets are arranged in parallel at equal intervals through vertically arranged connecting rods, fan plates are arranged on the connecting rods, the fan plates are square panels, and a plurality of parallel air guide grooves are formed in two sides of the fan plates; the rotary supporting table is disc-shaped and comprises a peripheral framework and a supporting pore plate in the framework, the framework is circular, the connecting rod is welded and fixed with the framework, a supporting rod in a shape like a Chinese character 'mi' is fixedly arranged in the circular framework, and the supporting pore plate is circular and is placed in the framework through the supporting rod;
the sintering bracket at the lowest layer is provided with a supporting block which is fixedly connected with the supporting rod, the lower end of the supporting block is connected with an electric turntable and is controlled to rotate by the electric turntable, and the electric turntable is arranged at the bottom of the sintering furnace main body;
The holes on the supporting pore plate are round or prismatic;
the number of connecting rods between the two connected rotating pallets is 4, and the 4 connecting rods are uniformly distributed in the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810279615.0A CN108253790B (en) | 2018-04-01 | 2018-04-01 | Sintering furnace for composite reinforced material for producing silicon aerogel heat-insulation felt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810279615.0A CN108253790B (en) | 2018-04-01 | 2018-04-01 | Sintering furnace for composite reinforced material for producing silicon aerogel heat-insulation felt |
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| Publication Number | Publication Date |
|---|---|
| CN108253790A CN108253790A (en) | 2018-07-06 |
| CN108253790B true CN108253790B (en) | 2024-07-26 |
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| CN109849356A (en) * | 2018-12-18 | 2019-06-07 | 天津市天塑滨海氟塑料制品有限公司 | A kind of sintering frame being heated evenly |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208091214U (en) * | 2018-03-13 | 2018-11-13 | 辽宁万鑫科技材料有限公司 | A kind of carburant productive power forge furnace distribution device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE10008694A1 (en) * | 2000-02-24 | 2001-08-30 | Ald Vacuum Techn Ag | Sintering furnace |
| EP2225061B1 (en) * | 2007-12-21 | 2019-04-24 | Sandvik Intellectual Property AB | Method of making cutting tools |
| KR101155813B1 (en) * | 2011-08-24 | 2012-06-12 | (주)써모니크 | Graphite furnace |
| CN103528369B (en) * | 2013-09-29 | 2015-06-10 | 成都易态科技有限公司 | Material sintering device |
| CN104654787B (en) * | 2015-02-12 | 2016-06-08 | 浙江省长兴精工电炉制造有限公司 | A kind of batch-type furnace |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN208091214U (en) * | 2018-03-13 | 2018-11-13 | 辽宁万鑫科技材料有限公司 | A kind of carburant productive power forge furnace distribution device |
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Effective date of registration: 20240627 Address after: 314199 No. 95 Jianian Road, Weitang Street, Jiashan County, Jiaxing City, Zhejiang Province Applicant after: Zhejiang Zhongke Shanghong ion equipment Engineering Co.,Ltd. Country or region after: China Address before: 212000 Beiyuan Road New Century Industrial Park Area A, Danyang Development Zone, Zhenjiang City, Jiangsu Province Applicant before: ZHONG HONG NANO FIBER TECHNOLOGY DANYANG Co.,Ltd. Country or region before: China |
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