CN202129442U - Device for roasting metal or metallic oxide powder material - Google Patents
Device for roasting metal or metallic oxide powder material Download PDFInfo
- Publication number
- CN202129442U CN202129442U CN201020635784U CN201020635784U CN202129442U CN 202129442 U CN202129442 U CN 202129442U CN 201020635784 U CN201020635784 U CN 201020635784U CN 201020635784 U CN201020635784 U CN 201020635784U CN 202129442 U CN202129442 U CN 202129442U
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- metal
- pressure vessel
- burner hearth
- oxide powder
- powder material
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Abstract
The utility model provides a device for roasting a metal or metallic oxide powder material, wherein the roasting device is composed of a pressure container, a hearth, an electric heating device, a temperature and time controller, a gas inflation device and a gas deflation device. The surface layer of the pressure container is an interlayer structure installed with a cooling device; the pressure container is further installed with a gas intake device, a gas exhaust device and a gas pressure control device. The hearth made of a refractory material is disposed in the pressure container; and the electric heating device and a temperature sensor are installed in the hearth. The roasting device can be filled with gases with different types and different pressures according to production needs, and can conveniently set the temperature and time needed for roasting, in order to satisfy the roasting processing demands of different metal or metallic oxide powder materials. The primary powder product obtained by thermally decomposing oxalate can produce a qualified nanoscale product which has a thorough decarbonization and a non-volatile powder material after being roasted with a pressure; the apparent density of the product is small (0.1 to 0.6 g/cm<3>), and the grain diameters are small and distributed uniformly.
Description
Technical field
The utility model relates to the calciner of a kind of metal or metal-oxide powder material.
Background technology
In the production of metal and metal oxide, cause the volatilization of product because of sintering temperature is too high, as: indium oxide; 850 ℃ of volatilization temperatures, if will greater than 850 ℃ the time, must make the oxidizing gas in the container by the roasting oxidation indium, as: air, oxygen pressure raise to suppress its volatilization; To make comparatively desirable product, the product that and for example has volatilization temperature under vacuum reduces, like the following 400 ℃ of i.e. volatilizations of antimony oxide vacuum; For volatilization at a lower temperature, must make it under vacuum, reduce its volatilization temperature.Existing market is not seen has above-mentioned production equipment special.
Summary of the invention
The purpose of the utility model is to provide the calciner of a kind of metal or metal-oxide powder material, to satisfy the different roasting conditions of various metals and metal oxide.Elementary powder product after the oxalates thermal decomposition, it is thorough behind this device hot pressure sintering, to produce decarburization, the nanoscale product that powder body material is non-volatile, qualified, the product apparent density little (0.1---0.6g/cm
3), particle diameter is little and be evenly distributed.
The technical scheme of the utility model is: said calciner is made up of pressure vessel 2, burner hearth 6, electric heater unit 3, temperature-time controller 14, aerating device and exhaust apparatus, wherein:
Aerating device is equipped with valve respectively with air extractor and is connected with intake valve 9.
Movable sealing door 1 is a flange arrangement with pressure vessel 2 openends.
6 in pressure vessel 2 and burner hearth leave gap 4.
Temperature sensor, electric heater unit 3 are connected on respectively on the temperature-time controller 14 through lead.
The withstand voltage scope of pressure vessel 2 is-0.1-6MPa/cm
2
Adopt the beneficial effect of the utility model to be, this device can be filled gases dissimilar, different air pressure according to the production needs, also can set the required temperature and time of roasting easily, satisfies the roasting processing request of different metal or metal-oxide powder material.Elementary powder product after the oxalates thermal decomposition, it is thorough behind this device hot pressure sintering, to produce decarburization, the nanoscale product that powder body material is non-volatile, qualified, the little (0.1-0.6g/cm of product apparent density
3), particle diameter is little and be evenly distributed.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is done and to be described in further detail.
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model temperature-time controller sketch map.
Among the figure, 1. movable sealing door, 2. pressure vessel, 3. electric heater unit; 4. gap, 5. water inlet, 6. burner hearth, 7. hearth wall; 8. safety valve, 9. intake valve, 10. air bleeding valve, 11. barometers; 12. the electric heater unit binding post, 13. temperature sensor binding posts, 14. temperature-time controllers, 15. delivery ports.
Embodiment
Process garden shape or polygonal pressure vessel 2 by metal material, pressure vessel 2 openends and movable sealing door 1 are designed to flange arrangement.Sandwich is processed on the top layer of pressure vessel 2, and interlayer can be hollow, also can be designed to coil pipe, is poured water by water inlet 5, and delivery port 15 drainings are with the surface temperature of cooling pressure container 2.Pressure vessel 2 is equipped with safety valve 8, intake valve 9, air bleeding valve 10, barometer 11.
The burner hearth 6 that refractory material is processed places in the pressure vessel 2, is provided with thermal insulation layer between burner hearth 6 and pressure vessel 2 inwalls.Electric heater unit 3 be arranged on burner hearth 6 in.Burner hearth is furnished with an activity shutoff of being processed by flame-proof thermal insulation material, to guarantee unlikely the leaking of high temperature of burner hearth.
The electric heater unit binding post 12 of electric heater unit 3 is wired on the temperature-time controller 14, and temperature sensor binding post 13 is wired on the temperature-time controller 14, and power line is connected on the temperature-time controller 14.
Aerating device is equipped with valve respectively with exhaust apparatus and is connected with intake valve 9.Aerating device is gas bomb or gas compressor, and air extractor is a vavuum pump.
After equipment installs, open movable sealing door 1, take out the activity shutoff of burner hearth, put into material; Seal the activity shutoff, closed movable sealing door 1, close air bleeding valve 10, open intake valve 9; Air in the displacement pressure vessel 2 makes in the pressure vessel 2 and is filled with desired gas, makes it to be slightly less than required pressure, opens cooling water with the cooling pressure container; Unlatching temperature controller power supply, adjusting configure temperature and time, heat up, along with temperature raises, pressure vessel 2 internal pressures increase, when extremely temperature required; Regulate air pressure to required pressure through intake valve or air bleeding valve, be incubated to required time, be cooled to proper temperature.Gas in the venting pressure vessel is closed cooling water to normal pressure, opens movable sealing door 1, and material is taken out in taking-up activity shutoff then.
Examples of implementation 1
Equipment installs, and checks and opens movable sealing door 1 after errorless, and the activity shutoff is carefully taken out, and puts the tin-antiomony oxide bullion of required processing into burner hearth 6; Seal the activity shutoff, shut movable sealing door 1, the screw of tight good movable sealing door 1, the power supply of unlatching temperature-time controller 14; Close intake valve 9 and make pressure vessel 2 be in the withstand voltage state of sealing with air bleeding valve 10, configure temperature required temperature-time controller 14 and the time, power-on heats up, after unlatching intake valve 9 makes the pressure of pressure vessel 2 rise to certain pressure; Close intake valve 9, open air bleeding valve 10,, close air bleeding valve 10 air displacement in the pressure vessel 2; The intake valve 9 of opening an account, the pressure in the pressure vessel 2 reach 0.2Mpa pressure, and entire equipment is in automatic mode, opens water quench pressure vessel 2; Insulation is 1 hour after being warming up to 1100 ℃, and cooling naturally is after work is accomplished, when temperature drops to below 200 ℃ in the burner hearth 6; Powered-down, unnecessary gas is closed cooling water in the discharge pressure container 2, opens movable sealing door 1; The activity shutoff is carefully taken out, take out institute's processing materials again, be the tin-antiomony oxide elaboration.
Examples of implementation 2
Equipment installs, and checks and opens movable sealing door 1 after errorless, and the activity shutoff is carefully taken out; Put the nickel carbonoxide material that contains of required processing into burner hearth 6, seal the activity shutoff, shut movable sealing door 1; The screw of tight good movable sealing door 1 configures temperature required temperature-time controller 14 and the time, and power-on heats up; Open air bleeding valve 10, pressure vessel 2 internal gas pressures are-during the 0.5Mpa negative pressure, charge into nitrogen again to container.Take out denitrification gas again to vacuum, pressure vessel 2 interior residual oxygen are eliminated, charge into hydrogen again, open cooling water with cooling pressure container 2 to pressure 0.05Mpa; Be warming up to 1100 ℃, be incubated 1.5 hours and cool off naturally, when temperature is reduced to below 160 ℃ in the stove; Unnecessary gas is closed cooling water in the venting pressure vessel 2, opens movable sealing door 1; The activity shutoff is carefully taken out, take out institute's processing materials again, be metal nickel powder.
Claims (7)
1. the calciner of metal or metal-oxide powder material, it is characterized in that: said calciner is made up of pressure vessel (2), burner hearth (6), electric heater unit (3), temperature-time controller (14), aerating device and exhaust apparatus, wherein:
Pressure vessel (2) one end openings; Its top layer is a sandwich; The water inlet (5) of pressure vessel upper end and the delivery port (15) of lower end are communicated with sandwich; Pressure vessel (2) also is equipped with safety valve (8), intake valve (9), air bleeding valve (10), barometer (11), and pressure vessel (2) openend is provided with movable sealing door (1);
Burner hearth (6) places in the pressure vessel (2), is provided with thermal insulation layer between burner hearth (6) and pressure vessel (2) inwall, burner hearth (6) one end openings, and the burner hearth openend is furnished with the activity shutoff, and electric heater unit (3) is housed in the burner hearth, and burner hearth (6) is equipped with temperature sensor;
Aerating device is equipped with valve respectively with air extractor and is connected with intake valve (9).
2. the calciner of metal according to claim 1 or metal-oxide powder material is characterized in that: burner hearth (6), activity shutoff are processed by refractory material.
3. the calciner of metal according to claim 1 or metal-oxide powder material is characterized in that: movable sealing door (1) is a flange arrangement with pressure vessel (2) openend.
4. the calciner of metal according to claim 1 or metal-oxide powder material is characterized in that: leave gap (4) between pressure vessel (2) and burner hearth (6).
5. the calciner of metal according to claim 1 or metal-oxide powder material is characterized in that: the top layer of pressure vessel (2) is a coil arrangement, and coil pipe is communicated with water inlet (5) and delivery port (15) respectively.
6. the calciner of metal according to claim 1 or metal-oxide powder material is characterized in that: temperature sensor, electric heater unit (3) are connected on respectively on the temperature-time controller (14) through lead.
7. the calciner of metal according to claim 1 or metal-oxide powder material is characterized in that: the withstand voltage scope of pressure vessel (2) is-0.1---6MPa/cm
2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020635784U CN202129442U (en) | 2010-12-01 | 2010-12-01 | Device for roasting metal or metallic oxide powder material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020635784U CN202129442U (en) | 2010-12-01 | 2010-12-01 | Device for roasting metal or metallic oxide powder material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202129442U true CN202129442U (en) | 2012-02-01 |
Family
ID=45518229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020635784U Expired - Fee Related CN202129442U (en) | 2010-12-01 | 2010-12-01 | Device for roasting metal or metallic oxide powder material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202129442U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106861770A (en) * | 2015-12-14 | 2017-06-20 | 中国科学院大连化学物理研究所 | Catalyst calcination vessel |
-
2010
- 2010-12-01 CN CN201020635784U patent/CN202129442U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106861770A (en) * | 2015-12-14 | 2017-06-20 | 中国科学院大连化学物理研究所 | Catalyst calcination vessel |
| CN106861770B (en) * | 2015-12-14 | 2019-09-03 | 中国科学院大连化学物理研究所 | Catalyst calcination vessel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120201 Termination date: 20131201 |