CN201680724U - High-temperature gradient furnace - Google Patents
High-temperature gradient furnace Download PDFInfo
- Publication number
- CN201680724U CN201680724U CN2010201534094U CN201020153409U CN201680724U CN 201680724 U CN201680724 U CN 201680724U CN 2010201534094 U CN2010201534094 U CN 2010201534094U CN 201020153409 U CN201020153409 U CN 201020153409U CN 201680724 U CN201680724 U CN 201680724U
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- heating chamber
- temperature gradient
- furnace
- stove
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Abstract
The utility model relates to a high-temperature gradient furnace, wherein an outer furnace frame is provided at the outermost layer, several high-temperature heat chambers connected in series are provided in the inner furnace frame, the high-temperature heat chamber is composed of furnace body insulating bricks and heaters, a continuous hearth is formed by several high-temperature heat chambers through partition bricks, one end of the hearth is closed, the other end is the fire hole, the tray is inserted from the fire hole, the tray incorporated with a sample ensures that the sample is located at the center of each heat chamber and the hearth. The high-temperature gradient furnace can set up the tier number of the cascade temperature based on the requirement, the temperature-controlled accuracy can achieve process requirements by adopting the novel cermet heating element and the energy-saving heat resisting thermal insulation material; the heating element, the heat resisting thermal insulation material and the sample loading tray configured by the high-temperature gradient furnace improve its reliability and service life.
Description
Technical field
The utility model relates to a kind of high temperature furnace, and particularly a kind of ceramic industry is used for the special-purpose high temperature furnace apparatus of technical study.
Background technology
Owing to the upgrading of ceramic industry product, all there are certain problem in the hop count, the deviation of ladder temperature, the reliability at high temperature that are used for its ladder temperature of high-temperature gradient stove of technical study now, do not catch up with the step of upgrading at present.
Summary of the invention
The utility model is at the problem of existing high-temperature gradient furnace temperature control effect and poor reliability, has proposed a kind of high-temperature gradient stove, can at high temperature guarantee high accuracy, the functional reliability of control temperature, and the hop count of its control temperature can reach 9 sections.
The technical solution of the utility model is: a kind of high-temperature gradient stove, outermost layer is outer grate, interior grate is arranged in the outer grate, the high-temperature heating chamber that at least two series connection are arranged in the interior grate, high-temperature heating chamber is made up of furnace insulation brick and heater, a shared semi-open burner hearth in several high-temperature heating chamber, one of sealing of burner hearth is a fire door, pallet inserts from fire door, and the pallet that sample is housed makes sample be in the center of each heating clamber, and a temperature-control heat couple is arranged in each heating clamber.
Described high-temperature heating chamber can be in series by 1190 ℃～1250 ℃ 9 continuous high-temperature heating chamber at most, and the heating power of two high-temperature heating chamber and volume are two times of central high-temperature heating chamber end to end.
Described furnace insulation brick adopts heat-resisting energy-saving ceramic fiber brick more than 1600 ℃.
Described pallet material is a cermet material.
The beneficial effects of the utility model are: the utility model high-temperature gradient stove can be provided with the hop count of ladder temperature according to demand; Adopted new type of metal ceramic heating element and energy-saving heat-resistant insulation material can make its temperature-controlled precision reach technological requirement; The pallet of heating element heater, heat-resistant insulation material and the dress sample of the configuration of high-temperature gradient stove has improved its reliability and service life.
Description of drawings
Fig. 1 is the utility model high-temperature gradient furnace structure schematic diagram.
The specific embodiment
Consider high-temperature gradient stove maximum operation (service) temperature near 1300 ℃, it is cermet heater against corrosion more than 1600 ℃ that the heating element heater that is adopted adopts long-term serviceability temperature, and heat-resistant insulation material adopts heat-resisting energy-saving ceramic fiber brick more than 1600 ℃.
The structure of high-temperature gradient stove is as shown in Figure 1: several high-temperature heating chamber 5 of series connection are arranged in the interior grate 4, high-temperature heating chamber 5 mainly is made up of furnace insulation brick 3 and heater 7, furnace insulation brick 3 adopts heat-resisting energy-saving ceramic fiber brick more than 1600 ℃, several high-temperature heating chamber form a continuous burner hearth by the perforate on brick, the burner hearth 1 one ends sealing other end is a fire door 2, pallet 8 inserts from fire door, places in the middle of the burner hearth 1, can pass through each high-temperature heating chamber successively.There is a temperature-control heat couple 6 to be used to control temperature in each heating clamber.Sample places in the pallet, and with the isothermal block sealing, pallet 8 materials are that cermet material is to improve its thermal shock resistance.
The high-temperature gradient stove can be in series by 1190 ℃～1250 ℃ 9 continuous high-temperature heating chamber 5 at most, and the heating power of two heating clambers and volume are two times of central heating clamber end to end.Heating element heater is that long-term serviceability temperature is 1750 ℃ a corrosion resistant metal ceramic heating element, and heat-resisting heat-insulation layer is that its thermal conductivity of ceramic fibre brick of vacuum filtering shape process is not less than 200W * (m * k)
-1Specimen size is 9 Ceramic Tiles of 50 * 50 * 8mm, and the width of pallet is than the little 5mm of furnace width, and thickness is 10mm, and material is a cermet.The franchise of thermograde is ± 1 ℃, and the total kilometres time can be set and implementation procedure control but the gradient temperature difference can show to test less than 1.5 hours.
Claims (4)
1. high-temperature gradient stove, outermost layer is outer grate, interior grate (4) is arranged in the outer grate, it is characterized in that, the high-temperature heating chamber (5) that at least two series connection are arranged in the interior grate (4), high-temperature heating chamber (5) is made up of furnace insulation brick (3) and heater (7), a shared semi-open burner hearth (1) in several high-temperature heating chamber (5), (1) one of sealing of burner hearth is fire door (2), pallet (8) inserts from fire door, the pallet (8) that sample is housed makes sample be in the center of each heating clamber, and a temperature-control heat couple (6) is arranged in each heating clamber.
2. according to the described high-temperature gradient stove of claim 1, it is characterized in that, described high-temperature heating chamber (5) can be in series by 1190 ℃～1250 ℃ 9 continuous high-temperature heating chamber (5) at most, and the heating power of two high-temperature heating chamber and volume are two times of central high-temperature heating chamber end to end.
3. according to the described high-temperature gradient stove of claim 1, it is characterized in that described furnace insulation brick (3) adopts heat-resisting energy-saving ceramic fiber brick more than 1600 ℃.
4. according to the described high-temperature gradient stove of claim 1, it is characterized in that described pallet (8) material is a cermet material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201534094U CN201680724U (en) | 2010-04-08 | 2010-04-08 | High-temperature gradient furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201534094U CN201680724U (en) | 2010-04-08 | 2010-04-08 | High-temperature gradient furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201680724U true CN201680724U (en) | 2010-12-22 |
Family
ID=43345765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201534094U Expired - Fee Related CN201680724U (en) | 2010-04-08 | 2010-04-08 | High-temperature gradient furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201680724U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829975A (en) * | 2011-06-16 | 2012-12-19 | 中航商用航空发动机有限责任公司 | High-temperature-resistant detection device |
| CN103869848A (en) * | 2014-03-12 | 2014-06-18 | 中国航空工业集团公司北京航空材料研究院 | Heating furnace for plate sample fatigue test |
| CN112831842A (en) * | 2020-12-26 | 2021-05-25 | 云南农业大学 | Seed crystal growth device convenient for seed crystal transplantation |
-
2010
- 2010-04-08 CN CN2010201534094U patent/CN201680724U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829975A (en) * | 2011-06-16 | 2012-12-19 | 中航商用航空发动机有限责任公司 | High-temperature-resistant detection device |
| CN103869848A (en) * | 2014-03-12 | 2014-06-18 | 中国航空工业集团公司北京航空材料研究院 | Heating furnace for plate sample fatigue test |
| CN103869848B (en) * | 2014-03-12 | 2016-01-06 | 中国航空工业集团公司北京航空材料研究院 | Sheet coupon torture test heating furnace |
| CN112831842A (en) * | 2020-12-26 | 2021-05-25 | 云南农业大学 | Seed crystal growth device convenient for seed crystal transplantation |
| CN112831842B (en) * | 2020-12-26 | 2021-11-19 | 云南农业大学 | Seed crystal growth device convenient for seed crystal transplantation |
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Legal Events
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101222 Termination date: 20160408 |