CN202329078U - Heating chamber of high-temperature vacuum furnace - Google Patents
Heating chamber of high-temperature vacuum furnace Download PDFInfo
- Publication number
- CN202329078U CN202329078U CN2011205202711U CN201120520271U CN202329078U CN 202329078 U CN202329078 U CN 202329078U CN 2011205202711 U CN2011205202711 U CN 2011205202711U CN 201120520271 U CN201120520271 U CN 201120520271U CN 202329078 U CN202329078 U CN 202329078U
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- China
- Prior art keywords
- heat
- insulating
- heat protection
- protection screen
- heating chamber
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- Withdrawn - After Issue
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Abstract
The utility model discloses a heating chamber of a high-temperature vacuum furnace. The heating chamber comprises a cylindrical stainless steel housing, an upper heat-insulating screen, a side heat-insulating screen and a lower heat-insulating screen, wherein the upper heat-insulating screen, the side heat-insulating screen and the lower heat-insulating screen are arranged in the shell; a plurality of lead-out gaps which are used for positioning a heater are formed in the sidewall of the housing and the side heat-insulating screen; feeding ports which run through the bottom of the housing and the lower heat-insulating screen are formed in the bottom of the housing and the lower heat-insulating screen; movable stainless steel plates are arranged in the feeding ports; movable heat-insulating screens are arranged on the movable stainless steel plates; and a material containing seat is arranged on the movable heat-insulating screens. Each heat-insulating screen comprises a plurality of single heat-insulating layers; the single heat-insulating layers are sequentially a tungsten heat-insulating sheet, a high-temperature molybdenum heat-insulating sheet and a molybdenum heat-insulating sheet from inside to outside; cushion blocks are respectively arranged among the heat-insulating sheets, and the heat-insulating sheets are integrally connected by tungsten pull rods and are fixed on the housing through insulating ceramic rings at the end parts of the tungsten pull rods. The heating chamber of the high-temperature vacuum furnace is applicable to high-temperature high-vacuum environments, rarely deforms after the heating chamber is heated up, and is convenient to use and long in service life.
Description
Technical field
The utility model belongs to the high-temperature vacuum field, relates in particular to the high-temperature vacuum furnace heating chamber.
Background technology
High-temperature vacuum furnace heating chamber structure commonly used is as shown in Figure 1; Comprise stainless steel casing; In the enclosure last heat protection screen, side heat protection screen are set, and side wall of outer shell and side heat protection screen are provided with some breach of drawing that are used to locate heater, and outer shell bottom wall is movably arranged on the outer cover body; Following heat protection screen is arranged on the outer shell bottom wall; Each heat protection screen comprises some insulation individual layers, and the insulation individual layer is followed successively by tungsten insulation sheet, high temperature molybdenum insulation sheet and molybdenum insulation sheet from inside to outside, and each is incubated sheet and is fixed on the stainless steel casing with the connection of tungsten pull bar and through nut.
The deficiency of its existence is: because outer shell bottom wall is movably arranged on the outer cover body, following heat protection screen is arranged on the outer shell bottom wall, need open whole casing diapire and heat protection screen down during the feeding discharging, is prone to make down the heat protection screen damage of colliding with.And heat protection screen directly is fixed on the heating clamber shell through nut with the tungsten pull bar; The back heating clamber thermal deformation that heats up is bigger, and nut is the fixed tungsten pull bar effectively, makes heat protection screen sagging more; Temperature homogeneity in the stove has considerable influence; And easy and heater short circuit, cause equipment fault, so the high-temperature vacuum furnace heating chamber of this structure can't permanently effective work under hot environment.
The utility model content
The utility model technical problem to be solved is: the high-temperature vacuum furnace heating chamber that provide a kind of and be applicable to the high temperature high vacuum environment, the back of heating up is out of shape little, easy to use and long service life.
For addressing the above problem; The technical scheme that the utility model adopts is: a kind of heating clamber of vacuum high temperature furnace; Comprise cylindric stainless steel casing, in the enclosure last heat protection screen, side heat protection screen, following heat protection screen are set, side wall of outer shell and side heat protection screen are provided with some breach of drawing that are used to locate heater; Said outer casing bottom and described heat protection screen down are provided with the feeding port that connects; Be provided with movable corrosion resistant plate in the feeding port, movable corrosion resistant plate is provided with movable heat protection screen, and movable heat protection screen is provided with puts the material seat.
Described heat protection screen, side heat protection screen, following heat protection screen and the movable heat protection screen gone up comprises some insulation individual layers respectively; The insulation individual layer is followed successively by tungsten insulation sheet, high temperature molybdenum insulation sheet and molybdenum insulation sheet from inside to outside; Each is incubated and is respectively arranged with cushion block between the sheet, and the tungsten pull bar connects as one each insulation sheet and the insulation porcelain ring through the end is fixed on the shell.
Described drawing is provided with insulated porcelain sleeve in the breach, described shell inboard is drawn indentation, there and is provided with the molybdenum catch.
Described heating clamber shell is provided with some reinforcing rings, also is provided with the bearing that several are used for fixing heating clamber on the described heating clamber shell.
The reinforcing ring that said reinforcing ring is processed for the stainless steel angle steel.
Said bearing quantity is 6, and circumferentially is distributed in outer surface of outer cover.
The beneficial effect of the utility model is: because said outer casing bottom and described following heat protection screen are provided with the feeding port that connects; Be provided with movable corrosion resistant plate in the feeding port; Movable corrosion resistant plate is provided with movable heat protection screen; Movable heat protection screen volume is less, adjusts to rigging position preferably easily with following heat protection screen, and not fragile.
Because described each heat protection screen comprises some insulation individual layers, the insulation individual layer is followed successively by tungsten insulation sheet, high temperature molybdenum insulation sheet and molybdenum insulation sheet from inside to outside, helps improving the heat insulation effect of heating clamber; The tungsten pull bar connects as one each insulation sheet and the insulation porcelain ring through the end is fixed on the shell, and the insulation porcelain ring has increased the contact area with shell greatly than nut, makes heat protection screen be difficult for generation deformation under gravity or thermodynamic activity.
Because draw and be provided with insulated porcelain sleeve in the breach, the shell inboard is drawn indentation, there and is provided with the molybdenum catch, can effectively prevent the heat loss at perforate position.
Because shell is provided with some stainless steel angle steel reinforcing rings, and 6 seat supports are arranged, and can effectively control the thermal deformation of heating clamber, the configuration state when guaranteeing can also keep cold conditions after heating clamber heats up.
Description of drawings
Fig. 1 is the structural representation of the high-temperature vacuum furnace heating chamber used always.
Fig. 2 is the sectional structure sketch map of the utility model.
Fig. 3 is that the A-A of the utility model cuts open sketch map.
Among Fig. 1-3: 1. shell, 2. go up heat protection screen, 3. the side heat protection screen, 4. descend heat protection screen, 5. draw breach, 6. heater, 7. insulated porcelain sleeve, 8. molybdenum catch.9. feeding port, 10. movable heat protection screen, 11. put the material seat.12. the tungsten pull bar, 13. insulation porcelain rings, 14. reinforcing rings, 15. bearings.
The specific embodiment
Below in conjunction with accompanying drawing, the structure of the utility model is done further to describe in detail.
Shown in Fig. 2-3; A kind of heating clamber of vacuum high temperature furnace; Comprise cylindric stainless steel casing 1, be arranged on last heat protection screen 2, side heat protection screen 3, time heat protection screen 4 in the shell 1, shell 1 sidewall and side heat protection screen 3 be provided with some be used to locate heater 6 draw breach 5; Draw and be provided with insulated porcelain sleeve 7 in the breach 5, described shell 1 inboard is drawn breach 5 places and is provided with molybdenum catch 8.Said shell 1 bottom and described heat protection screen 4 down are provided with the feeding port 9 that connects, and are provided with movable corrosion resistant plate in the feeding port 9, and movable corrosion resistant plate is provided with movable heat protection screen 10, and movable heat protection screen 10 is provided with puts material seat 11.Described heat protection screen 2, side heat protection screen 3, following heat protection screen 4 and the movable heat protection screen 10 gone up comprises some insulation individual layers respectively; The insulation individual layer is followed successively by tungsten insulation sheet, high temperature molybdenum insulation sheet and molybdenum insulation sheet from inside to outside; Each is incubated and is respectively arranged with cushion block between the sheet, and tungsten pull bar 12 connects as one each insulation sheet and the insulation porcelain ring 13 through the end is fixed on the shell 1.
Described heating clamber shell 1 is provided with some stainless steel angle steel reinforcing rings 14, also circumferentially is evenly equipped with 6 bearings 15 that are used for fixing heating clamber on the described heating clamber shell 1.
Because said shell 1 is provided with the feeding port 9 that connects with described heat protection screen 4 down; Be provided with movable corrosion resistant plate in the feeding port 9; Movable corrosion resistant plate is provided with movable heat protection screen 10; Movable heat protection screen 10 volumes are less, adjust to rigging position preferably easily with following heat protection screen 4, and not fragile.
Because described each heat protection screen comprises some insulation individual layers, the insulation individual layer is followed successively by tungsten insulation sheet, high temperature molybdenum insulation sheet and molybdenum insulation sheet from inside to outside, helps improving the heat insulation effect of heating clamber; Tungsten pull bar 12 connects as one each insulation sheet and the insulation porcelain ring 13 through the end is fixed on the shell 1, and insulation porcelain ring 13 has increased the contact area with shell 1 greatly than nut, makes heat protection screen be difficult for generation deformation under gravity or thermodynamic activity.
Because draw and be provided with insulated porcelain sleeve 7 in the breach 5, shell 1 inboard is drawn breach 5 places and is provided with molybdenum catch 8, can effectively prevent the heat loss at perforate position.
Because shell 1 is provided with some stainless steel angle steel reinforcing rings 14, and there are 6 bearings 15 to support, can effectively control the thermal deformation of heating clamber, the configuration state when guaranteeing to keep cold conditions after heating clamber heats up.
Claims (6)
1. the heating clamber of a vacuum high temperature furnace; Comprise cylindric stainless steel casing, in the enclosure last heat protection screen, side heat protection screen, following heat protection screen are set, side wall of outer shell and side heat protection screen are provided with some breach of drawing that are used to locate heater; It is characterized in that: said outer casing bottom and described heat protection screen down are provided with the feeding port that connects; Be provided with movable corrosion resistant plate in the feeding port, movable corrosion resistant plate is provided with movable heat protection screen, and movable heat protection screen is provided with puts the material seat.
2. high-temperature vacuum furnace heating chamber according to claim 1; It is characterized in that: described heat protection screen, side heat protection screen, following heat protection screen and the movable heat protection screen gone up comprises some insulation individual layers respectively; The insulation individual layer is followed successively by tungsten insulation sheet, high temperature molybdenum insulation sheet and molybdenum insulation sheet from inside to outside; Each is incubated and is respectively arranged with cushion block between the sheet, and the tungsten pull bar connects as one each insulation sheet and the insulation porcelain ring through the end is fixed on the shell.
3. high-temperature vacuum furnace heating chamber according to claim 1 is characterized in that: described drawing is provided with insulated porcelain sleeve in the breach, described shell inboard is drawn indentation, there and is provided with the molybdenum catch.
4. high-temperature vacuum furnace heating chamber according to claim 1 is characterized in that: described heating clamber shell is provided with some reinforcing rings, also is provided with the bearing that several are used for fixing heating clamber on the described heating clamber shell.
5. high-temperature vacuum furnace heating chamber according to claim 4 is characterized in that: the reinforcing ring that said reinforcing ring is processed for the stainless steel angle steel.
6. high-temperature vacuum furnace heating chamber according to claim 4 is characterized in that: said bearing quantity is 6, and circumferentially is distributed in outer surface of outer cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205202711U CN202329078U (en) | 2011-12-14 | 2011-12-14 | Heating chamber of high-temperature vacuum furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205202711U CN202329078U (en) | 2011-12-14 | 2011-12-14 | Heating chamber of high-temperature vacuum furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202329078U true CN202329078U (en) | 2012-07-11 |
Family
ID=46441059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205202711U Withdrawn - After Issue CN202329078U (en) | 2011-12-14 | 2011-12-14 | Heating chamber of high-temperature vacuum furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202329078U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102435065A (en) * | 2011-12-14 | 2012-05-02 | 张家港圣汇气体化工装备有限公司 | High-temperature vacuum furnace heating chamber |
-
2011
- 2011-12-14 CN CN2011205202711U patent/CN202329078U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102435065A (en) * | 2011-12-14 | 2012-05-02 | 张家港圣汇气体化工装备有限公司 | High-temperature vacuum furnace heating chamber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Hongxing Inventor after: Zhao Jiesheng Inventor after: Zhang Lianwei Inventor after: Yang Jilu Inventor after: Wang Yujie Inventor before: Liu Hongxing Inventor before: Zhao Jiesheng Inventor before: Zhang Lianwei |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LIU HONGXING ZHAO JIESHENG ZHANG LIANWEI TO: LIU HONGXING ZHAO JIESHENG ZHANG LIANWEI YANG JILU WANG YUJIE |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20120711 Effective date of abandoning: 20131113 |
|
| RGAV | Abandon patent right to avoid regrant |