CN204478832U - A kind of microwave calcination scheelite powder saggar body - Google Patents
A kind of microwave calcination scheelite powder saggar body Download PDFInfo
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- CN204478832U CN204478832U CN201520038718.XU CN201520038718U CN204478832U CN 204478832 U CN204478832 U CN 204478832U CN 201520038718 U CN201520038718 U CN 201520038718U CN 204478832 U CN204478832 U CN 204478832U
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- alms bowl
- bowl body
- interior
- microwave
- saggar
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Abstract
A kind of microwave calcination scheelite of the utility model powder saggar body, this saggar body comprises: outer alms bowl body, interior alms bowl body, be clipped in coupling layer between outer alms bowl body and interior alms bowl body, outer alms bowl body bottom surface is provided with the push pedal that outside alms bowl body both sides extend, outer alms bowl body and interior alms bowl body material are corundum-mullite, coupling layer is cupric oxide, and interior alms bowl body is provided with the material cavity of opening upwards.The utility model adopts and sandwiches the cupric oxide that one deck inhales by force ripple to corundum-mullite is outer between alms bowl body and interior alms bowl body, cupric oxide has the material of larger dielectric loss factor at a lower temperature, the high-temperature induction powder to be sintered utilizing these material intermediate sandwich materials and the strong coupling of microwave to produce make its reach can with the temperature of microwave efficient coupling, thus in a short period of time temperature is raised, efficiency is high, heat utilization rate is high, cause microwave sintering reaction, it is convenient that push pedal and outer alms bowl body are integrated its loading and unloading.
Description
Technical field
The utility model relates to saggar body, particularly a kind of microwave calcination scheelite powder saggar body.
Background technology
Scheelite is a kind of ore, and white band is yellow, and tetragonal crystal system is the primary raw material of refining tungsten, and the main place of production has Hunan China precious jade hilllock celestial being to be the world-renowned scheelite place of production; Other main places of production, the world have: German Saxony, Cornwall,British, Australia, Korea, the U.S. etc.Application: the scheelite 80% exploited out is in the world for the smelting of high-quality steel, and 15% for the production of hardness steel, and 5% for other purposes.Scheelite can manufacture firearms, the nozzle of rocket propulsion, cutting metal, is a kind of purposes metal more widely.Simple metal form and the alloy system state of scheelite are widely used in modern industry, the most important thing is steel alloy, the carbide alloy based on tungsten carbide in alloy system state, antifriction alloy and heat-flash alloy.
Scheelite generally adopts calcining to produce and removes impurity, and when by microwave calcination scheelite, separately, loading and unloading are inconvenient for traditional saggar and push pedal; Prior art sintering is less inhaled ripple frit materials and is adopted in mullite sagger formula, add volume carborundum or other materials, and such programming rate is slow, and energy loss is large, and heat utilization rate is low; The whole saggar push pedal of prior art adopts corundum-mullite material (aluminium oxide) compacting sintering to form, corundum-mullite material transmission microwave or under certain condition micro-absorption microwave, but does not inhale ripple frit materials to sintering, and programming rate is slow, and efficiency is low.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is to provide a kind of microwave calcination scheelite powder saggar body.
The utility model solves the technical scheme that its technical problem adopts: described a kind of microwave calcination scheelite powder saggar body, this saggar body comprises: outer alms bowl body, interior alms bowl body, be clipped in coupling layer between described outer alms bowl body and interior alms bowl body, described outer alms bowl body bottom surface is provided with the push pedal extended to described outer alms bowl body both sides, described outer alms bowl body and described interior alms bowl body material are corundum-mullite, described coupling layer is cupric oxide, and described interior alms bowl body is provided with the material cavity of opening upwards.
Adopt and sandwich the cupric oxide that one deck inhales by force ripple to corundum-mullite is outer between alms bowl body and interior alms bowl body, cupric oxide has the material of larger dielectric loss factor at a lower temperature, the high-temperature induction powder to be sintered utilizing these material intermediate sandwich materials and the strong coupling of microwave to produce make its reach can with the temperature of microwave efficient coupling, thus in a short period of time temperature is raised, efficiency is high, heat utilization rate is high, cause microwave sintering reaction, it is convenient that described push pedal and outer alms bowl body are integrated its loading and unloading.
As the further improvement of the design, described coupling layer is nickel oxide, iron oxide, carborundum, any one material of zirconia.Nickel oxide, iron oxide, carborundum, the zirconia material all with larger dielectric loss factor the same as cupric oxide, thus in a short period of time temperature is raised, efficiency is high, and heat utilization rate is high, causes microwave sintering reaction.
As the further improvement of the design, described outer alms bowl body and interior alms bowl body are overlooked profile and are rectangle.The outer alms bowl body of rectangle and interior alms bowl body are beneficial to delivery on streamline and produce.
The beneficial effects of the utility model are: the utility model adopts and sandwiches the cupric oxide that one deck inhales by force ripple to corundum-mullite is outer between alms bowl body and interior alms bowl body, cupric oxide has the material of larger dielectric loss factor at a lower temperature, the high-temperature induction powder to be sintered utilizing these material intermediate sandwich materials and the strong coupling of microwave to produce make its reach can with the temperature of microwave efficient coupling, thus in a short period of time temperature is raised, efficiency is high, heat utilization rate is high, cause microwave sintering reaction, it is convenient that described push pedal and outer alms bowl body are integrated its loading and unloading.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 of the present utility modelly faces structural representation;
Fig. 2 is plan structure schematic diagram of the present utility model.
1. outer alms bowl bodies in the drawings, 2. coupling layer, 3. push pedal, alms bowl body, 5. material cavity 4..
Detailed description of the invention
The utility model is described in detail, illustrative examples wherein and illustrate and be only used for explaining the utility model below in conjunction with accompanying drawing and specific embodiment, but not as to restriction of the present utility model.
As shown in the figure, described a kind of microwave calcination scheelite powder saggar body, this saggar body comprises: outer alms bowl body 1, interior alms bowl body 4, be clipped in coupling layer 2 between described outer alms bowl body 1 and interior alms bowl body 4, described outer alms bowl body 1 bottom surface is provided with the push pedal 3 extended to described outer alms bowl body 1 both sides, described outer alms bowl body 1 and described interior alms bowl body 4 material are corundum-mullite, described coupling layer 2 is cupric oxide, and described interior alms bowl body 4 is provided with the material cavity 5 of opening upwards.
Adopt and sandwich the cupric oxide that one deck inhales by force ripple to corundum-mullite is outer between alms bowl body 1 and interior alms bowl body 4, cupric oxide has the material of larger dielectric loss factor at a lower temperature, the high-temperature induction powder to be sintered utilizing these material intermediate sandwich materials and the strong coupling of microwave to produce make its reach can with the temperature of microwave efficient coupling, thus in a short period of time temperature is raised, efficiency is high, heat utilization rate is high, cause microwave sintering reaction, it is convenient that described push pedal 3 and outer alms bowl body 1 are integrated its loading and unloading.
As the further improvement of the design, described coupling layer 2 is nickel oxide, iron oxide, carborundum, any one material of zirconia.Nickel oxide, iron oxide, carborundum, the zirconia material all with larger dielectric loss factor the same as cupric oxide, thus in a short period of time temperature is raised, efficiency is high, and heat utilization rate is high, causes microwave sintering reaction.
As the further improvement of the design, described outer alms bowl body 1 and interior alms bowl body 4 are overlooked profile and are rectangle.The outer alms bowl body 1 of rectangle and interior alms bowl body 4 are beneficial to delivery on streamline and produce.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (3)
1. a microwave calcination scheelite powder saggar body, it is characterized in that: this saggar body comprises: outer alms bowl body, interior alms bowl body, be clipped in coupling layer between described outer alms bowl body and interior alms bowl body, described outer alms bowl body bottom surface is provided with the push pedal extended to described outer alms bowl body both sides, described outer alms bowl body and described interior alms bowl body material are corundum-mullite, described coupling layer is cupric oxide, and described interior alms bowl body is provided with the material cavity of opening upwards.
2. a kind of microwave calcination scheelite powder saggar body according to claim 1, it is characterized in that, described coupling layer is nickel oxide, iron oxide, carborundum, any one material of zirconia.
3. a kind of microwave calcination scheelite powder saggar body according to claim 1, it is characterized in that, described outer alms bowl body and interior alms bowl body are overlooked profile and are rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520038718.XU CN204478832U (en) | 2015-01-20 | 2015-01-20 | A kind of microwave calcination scheelite powder saggar body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520038718.XU CN204478832U (en) | 2015-01-20 | 2015-01-20 | A kind of microwave calcination scheelite powder saggar body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204478832U true CN204478832U (en) | 2015-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520038718.XU Expired - Fee Related CN204478832U (en) | 2015-01-20 | 2015-01-20 | A kind of microwave calcination scheelite powder saggar body |
Country Status (1)
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| CN (1) | CN204478832U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108046816A (en) * | 2017-12-25 | 2018-05-18 | 江苏三恒高技术窑具有限公司 | A kind of high-heat resistance shock resistant saggar and preparation method thereof |
-
2015
- 2015-01-20 CN CN201520038718.XU patent/CN204478832U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108046816A (en) * | 2017-12-25 | 2018-05-18 | 江苏三恒高技术窑具有限公司 | A kind of high-heat resistance shock resistant saggar and preparation method thereof |
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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 |
Granted publication date: 20150715 Termination date: 20170120 |
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| CF01 | Termination of patent right due to non-payment of annual fee |