CN203115398U - High-pressure-resistant heat-insulating plate provided with composite ceramic columns - Google Patents
High-pressure-resistant heat-insulating plate provided with composite ceramic columns Download PDFInfo
- Publication number
- CN203115398U CN203115398U CN 201320099963 CN201320099963U CN203115398U CN 203115398 U CN203115398 U CN 203115398U CN 201320099963 CN201320099963 CN 201320099963 CN 201320099963 U CN201320099963 U CN 201320099963U CN 203115398 U CN203115398 U CN 203115398U
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- ceramics
- insulating plate
- composite
- ceramic columns
- ceramics pole
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Abstract
The utility model relates to a high-pressure-resistant heat-insulating plate provided with composite ceramic columns. The high-pressure-resistant heat-insulating plate provided with the composite ceramic columns is composed of a heat-insulating plate, the ceramic columns and an outer layer composite membrane, wherein through holes are evenly formed in the heat-insulating plate at intervals, one ceramic column is tightly embedded in each through hole, the exterior of the heat-insulating plate where the ceramic columns are evenly distributed and embedded is coated with the outer layer composite membrane, and the interior of the outer layer composite membrane is vacuumized. The high-pressure-resistant heat-insulating plate provided with the composite ceramic columns is characterized in that a metal tube is tightly sleeved outside each ceramic column in each through hole. The composite ceramic columns adopted for the high-pressure-resistant heat-insulating plate provided with the composite ceramic columns absorb high-temperature-resistant and oxidization-resistant advantages of ceramic columns, meanwhile the metal tubes which are arranged outside the ceramic columns and have a protection function play the characteristic that metal is good in ductility and overcome brittleness of the ceramic columns, both compressive strength and the brittleness of the composite ceramic columns are improved substantially, and the high-pressure-resistant heat-insulating plate provided with the composite ceramic columns is very wide in application prospects.
Description
Technical field
The utility model belongs to heat-insulation and heat-preservation material field, relates to thermal baffle, especially a kind of anti-high pressure thermal baffle that the composite ceramics post is installed.
Background technique
Existing heat insulation compressive strength as glass wool, rock wool, ceramic fiber and nanometer level microporous thermal-protective material itself is little, during for the bigger compressive strength of some application requirements, converter and rotary kiln thermal-protective coating such as steel-making, can adopt energy-saving anti-high pressure thermal baffle (claimant's patent (CN201779405U)), in this kind patent thermal-protective material resistant to elevated temperatures ceramics pole is arranged, can bear the effect of High Temperature High Pressure.But in actual use, some equipment can use this structure such as the ladle bottom of steel-making, and the converter of steel-making and rotary kiln are because rotation frequently, make ceramics pole material in the heat insulation felt of anti-high pressure be subjected to repeatedly squeezing action easily and cracked, such result makes thermal-protective material compressed, and effect of heat insulation descends even influences the safe handling of equipment.
Summary of the invention
The purpose of this utility model is to overcome the deficiency of the existing anti-high pressure thermal baffle of ceramics pole, a kind of anti-high pressure thermal baffle that the composite ceramics post is installed is provided, this thermal baffle puts resistant to elevated temperatures metal tube outside ceramics pole, to overcome the brittle cracking of ceramics pole, improve the working life of composite ceramics post.
The purpose of this utility model is achieved through the following technical solutions:
A kind of anti-high pressure thermal baffle that the composite ceramics post is installed, constituted by thermal baffle, ceramics pole and outer composite membrane, uniform interval is shaped on through hole on thermal baffle, equal tight setting-in one ceramics pole in each through hole, heat insulating board at uniform setting-in ceramics pole is coated with outer composite membrane, in outer composite membrane, be evacuated, it is characterized in that: tight suit one metal tube outside the ceramics pole in through hole.
And described ceramics pole is identical with the metal tube height.
And described ceramics pole is the ceramics pole of anti-high pressure, and external diameter is 5～50 millimeters, and it is shaped as solid or hollow; Wherein the internal diameter of hollow ceramic post is 3～40 millimeters, and the height of hollow ceramic post is 3～100 millimeters, the hollow ceramic post be distributed as triangle or square.
And the metal tube of described ceramics pole overcoat is close to outside the ceramics pole, and its wall thickness is 0.5～5 millimeter, and best high-temperature metal thickness of pipe wall is 1～2 millimeter.
Advantage of the present utility model and good effect are:
1, this thermal baffle adopts the composite ceramics post of ceramics pole overcoat metal tube, utilize the anti-high pressure high-temperature stability of ceramics pole and the not embrittlement characteristic of metal tube, the occasion that can be applied to high temperature and exert pressure repeatedly is conducive to improve the anti-high-voltage performance of traditional material.
2, the metal tube raw material sources that adopt of this thermal baffle are extensive, lower cost for material, and production method is simple, all adopts existing industry equipment and production technology, does not need special production equipment, effectively saves into the product cost.
3, the composite ceramics post of this thermal baffle employing has been drawn the advantage of the high temperature resistant anti-high pressure of ceramics pole; the metal tube that shields outside the ceramics pole has been brought into play the good characteristic of cold draw simultaneously; overcome the fragility of ceramics pole; compound ceramics pole compressive strength and fragility all are greatly improved; have good heat-insulation effect, tensile strength height, make characteristics such as simple, application prospect is boundless.
Description of drawings
Fig. 1 is structural front view of the present utility model;
Fig. 2 is that the A-A of Fig. 1 is to cross-sectional view;
Fig. 3 is the structure enlarged diagram that the utility model ceramics pole and metal tube are installed together.
Embodiment
Below in conjunction with embodiment, the utility model is further specified, following embodiment is illustrative, is not determinate, can not limit protection domain of the present utility model with following embodiment.
A kind of anti-high pressure thermal baffle that the composite ceramics post is installed, constituted by thermal baffle 1, ceramics pole 2 and outer composite membrane 3, uniform interval is shaped on through hole on thermal baffle, equal tight setting-in one ceramics pole in each through hole, the sectional shape of through hole comprises various geometrical shapies such as circular hole, rectangular opening, and its uniform span is decided on concrete compressive strength.Heat insulating board at uniform setting-in ceramics pole is coated with outer composite membrane, is evacuated in outer composite membrane.
The heat-insulation and heat-preservation material that described thermal baffle adopts, comprise the general heat-insulation and heat-preservation materials in market such as organic thermal-protective material such as polyurethane foam plastic thermal insulating material, also can be inanimate matter foamed material or lamination coating such as rock wool, glass wool, ceramic fiber, alumina fibre, calcium silicate board, the general heat-insulation and heat-preservation materials in market such as superinsulation material such as nanometer heat insulation material also are not limited to above-mentioned material.
The outer composite membrane that described thermal baffle adopts comprises composite plastic or aluminium foil, PA/PE or other forms of composite high-strength film, can use transparent composite plastic film, also can use colors such as opaque or translucent composite plastic film such as ivory, white, redness, black, also can use PA/PE composite plastic film or other forms of laminated film; Also can adopt glass fiber cloth or high temperature fiber cloth such as high silica continuous fiber cloth, high-temperature ceramic fibre cloth, high temperature continuous fiber cloth etc. to be coated on outer composite membrane outside.
Innovative point of the present utility model is:
Coaxial tight suit one metal tube 4 outside the ceramics pole in through hole, metal tube is identical with the ceramics pole height.
In the present embodiment, described ceramics pole is the ceramics pole of anti-high pressure, external diameter is 5～50 millimeters, can be that hollow ceramics pole also can be the load-bearing material of other shapes, it is shaped as solid and hollow spheres, solid and open tubular column, square and rectangle or other abnormity, optimum shape is open column shape, and the internal diameter of hollow ceramic post is 3～40 millimeters, and the best is 3～6 millimeters; The height of hollow ceramic post is 3～100 millimeters, and the best is 3～50 millimeters; The hollow ceramic post be distributed as triangle, square or other distribution pattern, distribute spacing is decided according to measuring body intensity, is generally 30～100 millimeters, the best is 40～80 millimeters; The ceramics pole material can be that oxidation is siliceous, aluminosilicate property, zirconium silicate matter, zirconium oxide matter, carbonization are siliceous, silicon nitride, mullite, the contour gentleness of aluminum oxide is fire-resistant or the low-temp ceramics material.
The supporting refractory metal pipe of described ceramics pole is close to outside the ceramics pole, and its wall thickness is 0.5～5 millimeter, and best high-temperature metal thickness of pipe wall is 1～2 millimeter; This metal tube adopts 304,310S, stainless steels such as 321 make, and perhaps also can adopt other refractory metal tubing to make.
Instantiation:
1, with 310S stainless steel metal pipe, outer diameter is that 12 millimeters, wall thickness are 1 millimeter pipe, be cut into 7 millimeters height, ceramics pole with same height, such as the aluminium oxide ceramics post, aluminium oxide ceramics post external diameter is 10 millimeters, and both are entrenched togather, form compound ceramics pole high pressure thermal baffle, the outside is sealed to vacuum insulation panel with plastic pellicle.In the converter lining thermal-protective coating that the anti-high pressure thermal baffle of this kind composite ceramics post is applied to make steel; owing to there is the composite ceramics post of anti-high pressure to bear High Temperature High Pressure; the 310S metal tube namely can provide anti-high pressure in the combined column; can provide protection for ceramics pole again; resistance to compression and the mechanical impact force of composite ceramics post have been improved; can use for a long time and guarantee that thermal-protective material thickness is constant; excellent heat-shielding performance effectively is provided; the skin temperature of converter can be reduced by 40～50 degree; radiation loss reduces 15～30%; improve the thermal efficiency of converter, energy saving.
2, with 321 stainless steel metal pipes, outer diameter is 14 millimeters, wall thickness is 2 millimeters pipe, be cut into 5 millimeters height, with the ceramics pole of same height, such as the silicon nitride ceramics post, silicon nitride ceramics post external diameter is 10 millimeters, both are entrenched togather, form compound ceramics pole high pressure thermal baffle, the outside is sealed to vacuum insulation panel with plastic pellicle.The anti-high pressure thermal baffle of this kind composite ceramics post is applied between rotary kiln refractory brick and the cylindrical shell, because the thermal baffle of composite ceramics columniation structure, improved under the High Temperature High Pressure ability of extruding repeatedly and thermal shock, can use for a long time, reduce more than rotary kiln shell 30 degree, improve the thermal efficiency of rotary kiln, the consumption of energy saving.
Claims (4)
1. anti-high pressure thermal baffle that the composite ceramics post is installed, constituted by thermal baffle, ceramics pole and outer composite membrane, uniform interval is shaped on through hole on thermal baffle, equal tight setting-in one ceramics pole in each through hole, heat insulating board at uniform setting-in ceramics pole is coated with outer composite membrane, in outer composite membrane, be evacuated, it is characterized in that: tight suit one metal tube outside the ceramics pole in through hole.
2. the anti-high pressure thermal baffle that the composite ceramics post is installed according to claim 1, it is characterized in that: described ceramics pole is identical with the metal tube height.
3. the anti-high pressure thermal baffle that the composite ceramics post is installed according to claim 1, it is characterized in that: described ceramics pole is the ceramics pole of anti-high pressure, and external diameter is 5～50 millimeters, and it is shaped as solid or hollow; Wherein the internal diameter of hollow ceramic post is 3～40 millimeters, and the height of hollow ceramic post is 3～100 millimeters, the hollow ceramic post be distributed as triangle or square.
4. the anti-high pressure thermal baffle that the composite ceramics post is installed according to claim 1, it is characterized in that: the metal tube of described ceramics pole overcoat is close to outside the ceramics pole, and its wall thickness is 0.5～5 millimeter, and best high-temperature metal thickness of pipe wall is 1～2 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320099963 CN203115398U (en) | 2013-03-06 | 2013-03-06 | High-pressure-resistant heat-insulating plate provided with composite ceramic columns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320099963 CN203115398U (en) | 2013-03-06 | 2013-03-06 | High-pressure-resistant heat-insulating plate provided with composite ceramic columns |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203115398U true CN203115398U (en) | 2013-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320099963 Expired - Fee Related CN203115398U (en) | 2013-03-06 | 2013-03-06 | High-pressure-resistant heat-insulating plate provided with composite ceramic columns |
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| Country | Link |
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| CN (1) | CN203115398U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106562664A (en) * | 2016-11-18 | 2017-04-19 | 南宁学院 | Steel ceramic combined earthenware pot |
| CN108302319A (en) * | 2017-07-13 | 2018-07-20 | 许昌义 | Spot composite material |
| CN108582670A (en) * | 2018-04-26 | 2018-09-28 | 杨传平 | A kind of injection mold with thermal insulation safeguard function |
-
2013
- 2013-03-06 CN CN 201320099963 patent/CN203115398U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106562664A (en) * | 2016-11-18 | 2017-04-19 | 南宁学院 | Steel ceramic combined earthenware pot |
| CN106562664B (en) * | 2016-11-18 | 2018-07-03 | 南宁学院 | A kind of steel ceramic combination marmite |
| CN108302319A (en) * | 2017-07-13 | 2018-07-20 | 许昌义 | Spot composite material |
| CN108302319B (en) * | 2017-07-13 | 2021-05-14 | 许昌义 | Spot composite metal material |
| CN108302319B8 (en) * | 2017-07-13 | 2021-06-25 | 哈工大泰州创新科技研究院有限公司 | Spot composite metal material |
| CN108582670A (en) * | 2018-04-26 | 2018-09-28 | 杨传平 | A kind of injection mold with thermal insulation safeguard function |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 Termination date: 20150306 |
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| EXPY | Termination of patent right or utility model |