CN203893678U - Microwave sintering assist container - Google Patents
Microwave sintering assist container Download PDFInfo
- Publication number
- CN203893678U CN203893678U CN201420276426.5U CN201420276426U CN203893678U CN 203893678 U CN203893678 U CN 203893678U CN 201420276426 U CN201420276426 U CN 201420276426U CN 203893678 U CN203893678 U CN 203893678U
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- China
- Prior art keywords
- sintering
- microwave
- container
- helps
- baking vessel
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Abstract
The utility model belongs to the technical field of microwave sintering equipment and particularly relates to a microwave sintering assist container. The microwave sintering assist container is formed by connecting a container housing, an insulation filler layer, a sintering aid container, a sintering aid layer and a sintering cavity sequentially from outside to inside. A container cover is arranged on the container housing. The microwave sintering assist container is provided with a temperature measuring port which is communicated with the sintering cavity. The microwave sintering assist container provides auxiliary heating and temperature holding for a sintering sample in the microwave sintering process, sintering temperature is increased, and microwave sintering of non-microwave-absorbing materials is achieved. The types of sintering aids can be changed according to required temperature holding effect. A top exhaust passage of the microwave sintering assist container allows gas produced in the sintering process to be effectively discharged as required; a bottom temperature measuring passage with a microwave shield allows convenient temperature measurement for a thermocouple.
Description
Technical field
The utility model belongs to microwave sintering device technique field, and particularly a kind of microwave sintering helps baking vessel.
Background technology
Microwave sintering is a kind of method of utilizing heating using microwave material to be carried out to sintering.The advantages such as microwave sintering need to be by means of radiation, conduction or convection current, and homogeneous heating and inside and outside same heat, have the thermal efficiency high, and the heat time is short, and thermal source does not directly contact with heating material, can selectively heat, and is convenient to control, and equipment volume is little.Except having fuel factor, also there is microwave special effects in microwave technology, the carrying out of energy catalytic reaction, changes kinetics.In heating using microwave, there is being significantly different from the phenomenon of conventional heating, as promote material diffusion, accelerate densification process, reduce reaction temperature, accelerate reaction process, affect the non-thermal effects such as crystallization phase transition process.The technical advantage of these advantages and realizability make Microwave Sintering Techniques tried to explore and develop.
In the time carrying out microwave sintering experiment, for the sample with microwave absorbing property, it is necessary taking certain measure to be incubated sample.Under certain Power Limitation, reasonably heat preserving mode can improve the sintering temperature of sample, thus the kind of expansion sintered sample, the sample that simultaneously makes sintering go out is finer and close, and mechanical performance is better.For the sample that does not absorb microwave, reach sintering object thereby can carry out heat production by surrounding medium.
During to microwave sintering, container carries out appropriate design, is to improve sintering effect, realizes thermometric a kind of feasible pattern in microwave sintering process.
Utility model content
In order to obtain high sintering temperature in microwave sintering process, improve sintering quality, the utility model provides a kind of microwave sintering to help baking vessel, plays the insulation of sample is helped to burning effect, and facilitate temperature survey by appropriate design.
A kind of microwave sintering helps baking vessel, and described microwave sintering helps the structure of baking vessel as follows:
Described microwave sintering helps baking vessel to be connected and to form in turn from outside to inside by shell of tank, thermal insulation packing layer, sintering aid container, sintering aid layer and sintering chamber; On described shell of tank, container cover is set, the two forms seal chamber; Described container cover bottom is connected with shell of tank, thermal insulation packing layer, sintering aid container, sintering aid layer and the top in sintering chamber respectively; Described microwave sintering helps on baking vessel temperature-measuring port is set, and described temperature-measuring port communicates with sintering chamber.
The material of described shell of tank is aluminium oxide ceramics.
The insulation packing material that described thermal insulation packing layer is used is ceramic fibre.
The material of described sintering aid container is aluminium oxide ceramics.
The sintering aid that described sintering aid layer uses is one or more in carborundum, silica and nickel.
The material in described sintering chamber is quartz.
Bottom, described sintering chamber (5) arranges thermometric passage, is communicated with temperature-measuring port and sintering chamber (5).
The outside of described container cover is aluminium oxide ceramics, and recess is filled and covered ceramic fibre, and described container cover center arranges exhaust passage.
The beneficial effects of the utility model are:
The microwave sintering that the utility model provides helps baking vessel, and in microwave sintering process process, for sintered sample provides auxiliary heating insulation, raising sintering temperature also can realize the microwave sintering of non-microwave-absorbing body material.According to the required heat insulation effect reaching, replaceable sintering aid type.This helps baking vessel to have exhaust passage, top, can effectively discharge whenever necessary the gas producing in sintering process; Bottom is for the thermometric passage with micro-wave screening, for thermocouple temperature measurement facilitates.
Brief description of the drawings
Fig. 1 is the structural representation that the utility model microwave sintering helps baking vessel;
Fig. 2 a and Fig. 2 b are respectively the utility model microwave sintering and help baking vessel assembled good bottom top view and front view;
Fig. 3 a and Fig. 3 b are respectively the utility model microwave sintering helps top view and the front view of baking vessel container cover;
It is top view and the front view that the utility model microwave sintering helps baking vessel shell of tank that Fig. 4 a and Fig. 4 b are respectively;
Fig. 5 a and Fig. 5 b are respectively the utility model microwave sintering helps top view and the front view of baking vessel sintering aid container;
Fig. 6 a and Fig. 6 b are respectively the utility model microwave sintering helps top view and the front view in baking vessel sintering chamber;
Number in the figure: 1-shell of tank, 2-thermal insulation packing layer, 3-sintering aid container, 4-sintering aid layer, 5-sintering chamber, 6-container cover.
Detailed description of the invention
The utility model provides a kind of microwave sintering to help baking vessel, and below in conjunction with the drawings and specific embodiments, the present invention will be further described.
Referring to Fig. 1, microwave sintering of the present utility model helps six major parts of baking vessel to arrange as shown in the figure, and be cylindric, its structure is as follows:
Described microwave sintering helps baking vessel to be connected and to form in turn from outside to inside by shell of tank 1, thermal insulation packing layer 2, sintering aid container 3, sintering aid layer 4 and sintering chamber 5; On described shell of tank 1, container cover 6 is set, the two forms seal chamber; Described container cover 6 bottoms are connected with shell of tank 1, thermal insulation packing layer 2, sintering aid container 3, sintering aid layer 4 and the top in sintering chamber 5 respectively; Described microwave sintering helps on baking vessel temperature-measuring port is set, and described temperature-measuring port communicates with sintering chamber 5.
The material of described shell of tank 1 is aluminium oxide ceramics, and in order to bear high temperature impact, its wall thickness is 4mm～6mm, it is the outermost layer that whole microwave sintering helps baking vessel, its inner side is thermal insulation packing layer 2, and diameter is arranged at bottom is the circular hole of 13mm～15mm, for the thermometric passage in sintering chamber 5 provides outlet.
The insulation packing material that described thermal insulation packing layer 2 is used is high temperature resistant, homogeneous, thermal conductivity factor is low, do not absorb the heat insulation with ceramic fibre of microwave, to increase from sintering aid container thermal resistance outward, its shape coordinates with the thermometric passage in shell of tank 1, sintering aid container 3 and the sintering chamber 5 of its inside and outside both sides, and bottom thickness is 20mm～22mm, and peripheral thickness is 14mm～16mm.
The material of described sintering aid container 3 is aluminium oxide ceramics, and in order to bear high temperature impact, it contacts with sintering aid, and wall thickness is 4mm～6mm, and diameter is arranged at bottom is the circular hole of 13mm～15mm, for the thermometric passage in sintering chamber 5 provides outlet.
The sintering aid that described sintering aid layer 4 uses is one or more in carborundum, silica and nickel, can be SiC powder, SiC powder and SiO
2mixture of powders or SiC powder and Ni powder mixture, play sintering aids role, available SiO in order to insulation and absorption portion microwave to improve temperature
2powder is turned down insulation and is helped burning performance, Ni powder to be used for heightening to help burning heat-insulating property, and sintering aid powder used is fully filled between sintering aid container 3 and sintering chamber 5.
The lay down location that described sintering chamber 5 is sintered sample, in the highest core of container work temperature, its material is quartz, diameter is arranged at its bottom is the thermometric passage of 4mm, inside thermometric passage and with 5 cavity junctions, sintering chamber, arrange metallic microwave gauze screens, to allow that thermocouple enters container cavity by micro-wave oven bottom and carries out thermometric, while using infrared measurement of temperature, also can be undertaken by this passage.
The outside of described container cover 6 is aluminium oxide ceramics, recess high-temperature seal adhesive is filled and is covered ceramic fibre, and thickness is not less than 14mm, and described container cover 6 centers arrange the exhaust passage that diameter is 1mm～3mm, in the time that sintered sample has gas to discharge, can discharge by this exhaust passage.
Claims (8)
1. microwave sintering helps a baking vessel, it is characterized in that, described microwave sintering helps the structure of baking vessel as follows:
Described microwave sintering helps baking vessel by shell of tank (1), thermal insulation packing layer (2), sintering aid container (3), sintering aid layer (4) and sintering chamber (5) formation that is connected in turn from outside to inside; Container cover (6) is set on described shell of tank (1), and the two forms seal chamber; Described container cover (6) bottom is connected with shell of tank (1), thermal insulation packing layer (2), sintering aid container (3), sintering aid layer (4) and the top of sintering chamber (5) respectively; Described microwave sintering helps on baking vessel temperature-measuring port is set, and described temperature-measuring port communicates with sintering chamber (5).
2. a kind of microwave sintering according to claim 1 helps baking vessel, it is characterized in that: the material of described shell of tank (1) is aluminium oxide ceramics.
3. a kind of microwave sintering according to claim 1 helps baking vessel, it is characterized in that: the insulation packing material that described thermal insulation packing layer (2) is used is ceramic fibre.
4. a kind of microwave sintering according to claim 1 helps baking vessel, it is characterized in that: the material of described sintering aid container (3) is aluminium oxide ceramics.
5. a kind of microwave sintering according to claim 1 helps baking vessel, it is characterized in that: the sintering aid that described sintering aid layer (4) uses is the one in carborundum, silica and nickel.
6. a kind of microwave sintering according to claim 1 helps baking vessel, it is characterized in that: the material in described sintering chamber (5) is quartz.
7. a kind of microwave sintering according to claim 1 helps baking vessel, it is characterized in that: bottom, described sintering chamber (5) arranges thermometric passage, is communicated with temperature-measuring port and sintering chamber (5).
8. a kind of microwave sintering according to claim 1 helps baking vessel, it is characterized in that: the outside of described container cover (6) is aluminium oxide ceramics, and recess is filled and covered ceramic fibre, and described container cover (6) center arranges exhaust passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420276426.5U CN203893678U (en) | 2014-05-27 | 2014-05-27 | Microwave sintering assist container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420276426.5U CN203893678U (en) | 2014-05-27 | 2014-05-27 | Microwave sintering assist container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203893678U true CN203893678U (en) | 2014-10-22 |
Family
ID=51720073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420276426.5U Expired - Fee Related CN203893678U (en) | 2014-05-27 | 2014-05-27 | Microwave sintering assist container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203893678U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185733A (en) * | 2015-08-26 | 2015-12-23 | 上海海事大学 | Microwave annealing apparatus |
-
2014
- 2014-05-27 CN CN201420276426.5U patent/CN203893678U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185733A (en) * | 2015-08-26 | 2015-12-23 | 上海海事大学 | Microwave annealing apparatus |
| CN105185733B (en) * | 2015-08-26 | 2019-07-05 | 上海海事大学 | A kind of microwave annealing device |
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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: 20141022 Termination date: 20150527 |
|
| EXPY | Termination of patent right or utility model |