CN110220382A - A kind of Energy saving chamber of furnace and preparation method thereof with air heat insulation and heat radiation reflecting layer - Google Patents
A kind of Energy saving chamber of furnace and preparation method thereof with air heat insulation and heat radiation reflecting layer Download PDFInfo
- Publication number
- CN110220382A CN110220382A CN201910498303.3A CN201910498303A CN110220382A CN 110220382 A CN110220382 A CN 110220382A CN 201910498303 A CN201910498303 A CN 201910498303A CN 110220382 A CN110220382 A CN 110220382A
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- Prior art keywords
- heat radiation
- radiation reflecting
- reflecting layer
- refractory lining
- furnace
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Classifications
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- 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 of groups F27B1/00 - F27B15/00
- F27B17/02—Furnaces of a kind not covered by any of groups F27B1/00 - F27B15/00 specially designed for laboratory use
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/0043—Floors, hearths
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The invention discloses a kind of Energy saving chamber of furnace and preparation method thereof with air heat insulation and heat radiation reflecting layer.Energy-saving hearth of the present invention is made of refractory lining, air heat-insulation layer, heat radiation reflecting layer and insulating layer from inside to outside.Refractory lining is made up of ceramic fibre or/and graphite fibre or/and hollow ceramic microspheres of casting or pressure injection forming method；Heat radiation reflecting layer uses medal polish plate, glass plate film-coated plate or glass, ceramic microsphere coating with infrared full reflection ability to constitute.Air heat-insulation layer and heat radiation reflecting layer is arranged simultaneously between refractory lining and insulating layer in the present invention, can reduce the outside heat radiation of burner hearth and heat transfer energy loss to the maximum extent, significantly improve energy-saving effect.Energy saving chamber of furnace preparation method simple process of the present invention, a combination thereof formula structure is convenient for safeguarding, and service life can be improved.
Description
Technical field
The present invention relates to a kind of energy saving type test electric stove burner hearth production fields, and in particular to one kind has air heat insulation and heat
Energy saving chamber of furnace of radiation reflecting layer and preparation method thereof.
Background technique
Well known energy saving type test electric stove burner hearth is mainly made of high-temperature flame-proof furnace lining and heat-insulation and heat-preservation furnace lining two parts.It is high
Warm refractory lining is often formed with the vacuum plastotype of high temperature ceramic fiberboard processing or high-temperature ceramic fibre；Heat-insulation and heat-preservation furnace lining is common
The processing of medium temperature ceramics fiberboard or ceramic fiber blanket are process.However, common high-temperature flame-proof furnace lining and heat-insulation and heat-preservation furnace lining
Material therefor thermal coefficient is big, and therefore, the chamber design temperature the high, the overall thickness of ball refractory lining thicker, and thermal capacitance is very big,
So the experimental electric furnace heating rate of prior art production is slow, energy-saving effect is also extremely limited.In order to overcome drawbacks described above,
The thermal coefficient for not only needing to reduce burner hearth material therefor in chamber structure design, should also avoid high temperature heat radiation from losing simultaneously.
Summary of the invention
The object of the present invention is to provide a kind of Energy saving chamber of furnace and preparation method with air heat insulation and heat radiation reflecting layer.
For achieving the above object, the present invention adopts the following technical scheme:
A kind of Energy saving chamber of furnace with air heat insulation and heat radiation reflecting layer is from inside to outside by refractory lining, air heat-insulation layer, warm
Radiation reflecting layer and insulating layer are constituted.
The refractory lining is made of ceramic fibre or/and graphite fibre or/and hollow ceramic microspheres；The air every
Thermosphere insulating layer inboard groove on the outside of refractory lining or by insulating layer inside with groove on the outside of refractory lining by being made of；It is described
Heat radiation reflecting layer is by medal polish plate or/and coating film on glass plate or/and glass or/and pottery with infrared full reflection ability
Porcelain microballoon coating composition；The insulating layer is by alumina silicate fibre or/and alumina silicate fiber felt or/and glass fibre or/and glass
Fibrofelt or/and light-weight ceramic tile or/and porous silicate prefabricated board composition.
Technical solution as a further improvement of that present invention, the ceramic fibre in the refractory lining are alumina fibre
Or/and Zirconium oxide fibre or/and cordierite fibers or/and mullite fiber, fibre diameter are 1 ~ 100 μm.
Hollow ceramic microspheres in the refractory lining are that aluminium oxide hollow ceramic microspheres or/and zirconium oxide hollow ceramic are micro-
Ball or/and cordierite hollow ceramic microspheres or/and mullite hollow ceramic microspheres, microsphere diameter are 1 ~ 5mm.
The heat radiation reflecting layer is made of medal polish plate or coating film on glass plate, and medal polish plate is stainless steel or aluminium
Alloy or copper alloy polishing plate；Coating film on glass plate is the metal-plated diaphragm plate using heat resistant glass plate as substrate, and heat resistant glass plate is stone
English glass plate or silica glass plate or silicon boron glass plate.
The heat radiation reflecting layer is glass or/and ceramic microsphere coating with infrared full reflection ability, the glass
The diameter of glass or ceramic microsphere is 2 ~ 25 μm, microsphere surface is gold-plated or/and silver-colored or/and palladium or/and chromium or/and nickel or/and molybdenum or/
With tungsten or/and tantalum metallic film and have total reflection characteristic to infrared ray.
Technical solution as a further improvement of that present invention, the refractory lining use ceramic fibre, graphite fibre or sky
After heart ceramic microsphere and binder mixing, it is made up of casting or pressure injection forming method；The binder can be inorganic viscous
Knot agent or organic binder, inorganic binder are made of phosphoric acid and aluminium hydroxide；Organic binder is by resin and curing agent
Composition.
The wall thickness of technical solution as a further improvement of that present invention, the refractory lining can leading according to its material therefor
Maximum operation (service) temperature and refractory lining outer wall surface temperature calculate determination in hot coefficient, burner hearth, it is desirable that its outer wall surface temperature
500 ~ 700 DEG C are down to, preferably outer wall surface temperature is 600 ~ 650 DEG C, thus calculates and obtains optimal refractory lining wall thickness, makes furnace
Thorax energy-saving effect is best.
Technical solution as a further improvement of that present invention retains a gap between the refractory lining and insulating layer,
Air heat-insulation layer is constituted, with a thickness of 5 ~ 30mm.
Technical solution as a further improvement of that present invention, the heat radiation reflecting layer are medal polish plate or coating film on glass
Plate is made, and is tightly attached in the groove floor on insulating layer inside cylindrical face or on the outside of refractory lining；Or will have
The glass or/and ceramic microsphere of infrared full reflection ability are coated on insulating layer inside cylindrical face or on the outside of refractory lining
It is constituted in groove floor.
Compared with the existing technology, the technical effects of the invention are that:
1, because the thermal conductivity of air (0.0760 W/mK, 1000 DEG C) only has the thermal conductivity (0.2W/ of High-temperature resistant ceramic fiber plate
MK, 1000 DEG C) one third therefore air heat-insulation layer and heat radiation are set simultaneously between refractory lining and insulating layer
Reflecting layer can reduce the outside heat radiation of burner hearth and heat transfer energy loss to the maximum extent, significantly improve energy-saving effect.
It 2, is in biquadratic relationship according to radiation energy and source temperature, refractory lining outside surface temperature improves 1 times, radiation
It can increase 16 times.Therefore, setting refractory lining outside surface temperature is 600 ~ 650 DEG C, can more effectively prevent heat radiation, and
And improve the service life in heat radiation reflecting layer.
3, Energy saving chamber of furnace preparation method simple process of the present invention, a combination thereof formula structure is convenient for safeguarding, and furnace can be improved
The service life of thorax entirety.
Detailed description of the invention
Attached drawing 1 has the Energy saving chamber of furnace assembling schematic diagram of air heat insulation and heat radiation reflecting layer.
Attached drawing 2 has the structural profile illustration of the Energy saving chamber of furnace embodiment one in air heat insulation and heat radiation reflecting layer.
Attached drawing 3 has the structural profile illustration of the Energy saving chamber of furnace embodiment two in air heat insulation and heat radiation reflecting layer.
Specific embodiment
Below with reference to specific embodiment shown in the drawings, the present invention will be described in detail.But these embodiments are simultaneously
The present invention is not limited, structure that those skilled in the art are made according to these embodiments, method or functionally
Transformation is included within the scope of protection of the present invention.
The present invention is further illustrated below with reference to embodiment and its attached drawing.
Embodiment 1
As shown in Figure 1, 2, a kind of Energy saving chamber of furnace mould with air heat insulation and heat radiation reflecting layer, by refractory lining 1, air every
Thermosphere 2, insulating layer 3, furnace roof 4-1 and furnace bottom 4-1 are constituted.Refractory lining 1 can divide three layers of 1-1 to be formed by stacking, be located at furnace roof 4-1 and
Between furnace bottom 4-2.Insulating layer 3 is involuted by two halfround bar slices of 3-1 and 3-2, and refractory lining 1 and furnace roof 4, furnace bottom 5 are wrapped
It wraps up in integral.A groove, groove thickness 10mm, groove height and refractory lining 1 are opened along inner periphery among 3 inner concave of insulating layer
Height is consistent.Air heat-insulation layer 2 is constituted on the outside of 3 inboard groove of insulating layer and refractory lining 1.Diameter is used to plate for 5 ~ 25 μm of surfaces
The glass microsphere of chromium is coated in 3 inboard groove bottom surface of insulating layer and constitutes heat radiation reflectance coating 2-1, and coating layer thickness is 30 μm.
Embodiment 2
As shown in figure 3, a kind of Energy saving chamber of furnace mould with air heat insulation and heat radiation reflecting layer is by refractory lining 1, air heat insulation
Layer 2, insulating layer 3, furnace roof 4-1 and furnace bottom 4-1 are constituted.Refractory lining 1 can divide three layers of 1-1 to be formed by stacking, and be located at furnace roof 4-1 and furnace
Between the 4-2 of bottom.Insulating layer 3 is involuted by two halfround bar slices of 3-1 and 3-2 and is between furnace roof 4-1 and furnace bottom 4-2, and will
Refractory lining 1 wraps up integrally.A groove, groove thickness 20mm, groove height are opened along excircle among 1 arcuate surface of refractory lining
Degree is consistent with 1 height of refractory lining.3 inside of insulating layer constitutes air heat-insulation layer 2 with 1 outside groove of refractory lining.Using Ovshinsky
Body stainless steel polishing plate is tightly attached on 3 inside cylindrical face of insulating layer composition heat radiation reflecting plate 2-1, reflecting plate with a thickness of
0.2mm。
Finally, it should be noted that embodiment of above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
Invention is explained in detail referring to aforementioned embodiments for pipe, those skilled in the art should understand that: its according to
It can so modify to technical solution documented by aforementioned each embodiment, or part of technical characteristic is equal
Replacement；And these are modified or replaceed, each embodiment technical solution of the present invention that it does not separate the essence of the corresponding technical solution
Spirit and scope.
Claims (10)
1. a kind of Energy saving chamber of furnace with air heat insulation and heat radiation reflecting layer, which is characterized in that the burner hearth from inside to outside by
Refractory lining, air heat-insulation layer, heat radiation reflecting layer and insulating layer are constituted.
2. a kind of Energy saving chamber of furnace with air heat insulation and heat radiation reflecting layer according to claim 1, which is characterized in that
The refractory lining is made of ceramic fibre or/and graphite fibre or/and hollow ceramic microspheres；The air heat-insulation layer is by keeping the temperature
The natural gap composition that cylindrical surface is constituted on the outside of the groove and refractory lining processed on layer inner cylinder face；The heat radiation reflecting layer
By with total reflection ability medal polish plate or/and coating film on glass plate or/and glass or/and ceramic microsphere coating form；Institute
Insulating layer is stated by alumina silicate fibre or/and alumina silicate fiber felt or/and glass fibre or/and glass mat or/and Lightweight ceramic
Ceramic tile or/and porous silicate prefabricated board composition.
3. a kind of Energy saving chamber of furnace with air heat insulation and heat radiation reflecting layer according to claim 1, which is characterized in that
Ceramic fibre in the refractory lining is alumina fibre or/and Zirconium oxide fibre or/and cordierite fibers or/and mullite
Fiber, fibre diameter are 1~100 μm.
4. a kind of Energy saving chamber of furnace with air heat insulation and heat radiation reflecting layer according to claim 1, which is characterized in that
Hollow ceramic microspheres in the refractory lining be aluminium oxide hollow ceramic microspheres or/and zirconium oxide hollow ceramic microspheres or/and
Cordierite hollow ceramic microspheres or/and mullite hollow ceramic microspheres, microsphere diameter are 1~5mm.
5. a kind of Energy saving chamber of furnace with air heat insulation and heat radiation reflecting layer according to claim 1, which is characterized in that
The heat radiation reflecting layer uses medal polish plate or coating film on glass plate with total reflection ability to be made, and medal polish plate is not
Become rusty steel or aluminium alloy or copper alloy polishing plate；Coating film on glass plate is the metal-plated diaphragm plate using heat resistant glass plate as substrate, heat-resisting glass
Glass plate is quartz glass plate or silica glass plate or silicon boron glass plate；The heat radiation reflecting plate is attached to insulating layer inside cylindrical face
On cylindrical surface on the outside of upper or refractory lining, with a thickness of 0.1~5mm.
6. a kind of Energy saving chamber of furnace with air heat insulation and heat radiation reflecting layer according to claim 1, which is characterized in that
The heat radiation reflecting layer is glass or/and ceramic microsphere coating with total reflection ability, the glass or ceramic microsphere
Diameter is 2~25 μm, and microsphere surface is gold-plated or/and silver-colored or/and palladium or/and chromium or/and nickel or/and molybdenum or/and tungsten or/and tantalum gold
Belong to film and has total reflection characteristic to infrared ray；The heat radiation reflectance coating is coated on insulating layer inside cylindrical face or resistance to
On the outside of fiery liner on cylindrical surface, with a thickness of 5~50 μm.
7. a kind of Energy saving chamber of furnace with air heat insulation and heat radiation reflecting layer according to claim 1, which is characterized in that
The air heat-insulation layer is by cylindrical surface on the outside of the groove and refractory lining on insulating layer inside cylindrical face or by circle on the inside of insulating layer
Cylindrical surface upper groove is constituted on the outside of cylinder and refractory lining, and air heat-insulation layer is with a thickness of 5~30mm.
8. the preparation method of any Energy saving chamber of furnace with air heat insulation and heat radiation reflecting layer, feature in claim 1 to 7
Be: the refractory lining using ceramic fibre, graphite fibre or hollow ceramic microspheres and binder mixing after, by casting or
Pressure injection forming method is made；The binder can be inorganic binder or organic binder.
9. preparation method according to claim 8, which is characterized in that the inorganic binder is by phosphoric acid and aluminium hydroxide
Composition；The organic binder is made of resin and curing agent.
10. preparation method according to claim 8, which is characterized in that the wall thickness of the refractory lining can be according to used in it
Maximum operation (service) temperature and refractory lining outer wall surface temperature calculate determination in the thermal coefficient of material, burner hearth, it is desirable that its outer wall
Surface temperature is down to 500~700 DEG C, and preferably outer wall surface temperature is 600~650 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910498303.3A CN110220382A (en) | 2019-06-10 | 2019-06-10 | A kind of Energy saving chamber of furnace and preparation method thereof with air heat insulation and heat radiation reflecting layer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910498303.3A CN110220382A (en) | 2019-06-10 | 2019-06-10 | A kind of Energy saving chamber of furnace and preparation method thereof with air heat insulation and heat radiation reflecting layer |
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| CN110220382A true CN110220382A (en) | 2019-09-10 |
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| CN201910498303.3A Pending CN110220382A (en) | 2019-06-10 | 2019-06-10 | A kind of Energy saving chamber of furnace and preparation method thereof with air heat insulation and heat radiation reflecting layer |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425702A (en) * | 2020-04-13 | 2020-07-17 | 南通远顺耐纤有限公司 | High-temperature-resistant ceramic fiber board |
| CN112960976A (en) * | 2021-03-04 | 2021-06-15 | 清华大学深圳国际研究生院 | Cordierite ceramic fiber and preparation method and application thereof |
| CN113881463A (en) * | 2021-11-05 | 2022-01-04 | 赣州市怡辰宏焰能源科技有限公司 | Composite heat preservation type furnace top of gasification furnace |
| CN115874011A (en) * | 2022-12-07 | 2023-03-31 | 营口佳镁耐火材料有限公司 | Energy-saving and environment-friendly high-temperature-resistant dumping furnace structure |
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| CN1683897A (en) * | 2004-04-13 | 2005-10-19 | 李树华 | Energy saving type test electric stove |
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| CN1683897A (en) * | 2004-04-13 | 2005-10-19 | 李树华 | Energy saving type test electric stove |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425702A (en) * | 2020-04-13 | 2020-07-17 | 南通远顺耐纤有限公司 | High-temperature-resistant ceramic fiber board |
| CN112960976A (en) * | 2021-03-04 | 2021-06-15 | 清华大学深圳国际研究生院 | Cordierite ceramic fiber and preparation method and application thereof |
| CN113881463A (en) * | 2021-11-05 | 2022-01-04 | 赣州市怡辰宏焰能源科技有限公司 | Composite heat preservation type furnace top of gasification furnace |
| CN115874011A (en) * | 2022-12-07 | 2023-03-31 | 营口佳镁耐火材料有限公司 | Energy-saving and environment-friendly high-temperature-resistant dumping furnace structure |
| CN115874011B (en) * | 2022-12-07 | 2024-03-15 | 营口佳镁耐火材料有限公司 | Energy-saving and environment-friendly high-temperature-resistant dumping furnace structure |
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