CN203421953U - Crystal bar heating furnace - Google Patents
Crystal bar heating furnace Download PDFInfo
- Publication number
- CN203421953U CN203421953U CN201320443607.8U CN201320443607U CN203421953U CN 203421953 U CN203421953 U CN 203421953U CN 201320443607 U CN201320443607 U CN 201320443607U CN 203421953 U CN203421953 U CN 203421953U
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- China
- Prior art keywords
- crystal bar
- heating
- furnace
- heater
- heating furnace
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a semiconductor heating furnace, in particular to a crystal bar heating furnace. The crystal bar heating furnace comprises a furnace body and is characterized in that a plurality of layers of corundum bricks are arranged in the furnace body, electric furnace heating wires are arranged between every two adjacent layers of corundum bricks, a heating hole used for accommodating a crystal bar is formed in the middle of the furnace body, a high-temperature heat conduction ceramic sleeve is arranged around the heating hole, the crystal bar is placed in the ceramic sleeve, heat insulation plates are arranged above and below the furnace body respectively, a round hole matched with the heating hole is formed in the middle of each heat insulation plate, and the heat insulation plates are installed on the corundum bricks on the upper end portion of the furnace body and on the corundum bricks on the lower end portion of the furnace body respectively. The crystal bar heating furnace has the advantages of being even in heating, convenient to use, and high in performance.
Description
Technical field
The utility model relates to a kind of semiconductor heating furnace, specifically relates to a kind of crystal bar heating furnace.
Background technology
Crystal bar heating furnace it have the multiple layer refractory brick system of building to form, between every layer of refractory brick, be provided with electric furnace heating wire, in the middle of heating furnace, be provided with the bottoming hole of placing crystal bar, during use, crystal bar is placed in bottoming hole, because heating furnace is that the refractory brick system of building forms, exist bottoming hole sidewall coarse, in heating process, crystal bar easily damages, heat inhomogeneous, the shortcoming that the crystal bar life-span is short.
Summary of the invention
The purpose of this utility model is exactly for above-mentioned shortcoming, and a kind of crystal bar homogeneous heating that has is provided, easy to use, a kind of crystal bar heating furnace that performance is high.
The technical solution of the utility model is achieved in that a kind of crystal bar heating furnace, comprise body of heater, it is characterized in that: in described body of heater, be provided with multilayer corundum brick, between every layer of corundum brick, be provided with electric furnace heating wire, in the middle of described body of heater, be provided with for placing the bottoming hole of crystal bar, described bottoming hole surrounding is provided with high temperature thermal conductive ceramic cover, described crystal bar is placed in ceramic jacket, on described body of heater, have thermal insulation board, in the middle of described thermal insulation board, be provided with the circular hole coordinating with bottoming hole, described thermal insulation board is arranged on the corundum brick of body of heater upper and lower end parts.
The beneficial effects of the utility model are: a kind of crystal bar heating furnace of this spline structure has crystal bar homogeneous heating, easy to use, the advantage that performance is high.
Accompanying drawing explanation
Fig. 1 is cross-sectional view of the present utility model.
Wherein: 1, body of heater 2, corundum brick 3, electric furnace heating wire 4, bottoming hole 5, ceramic jacket 6, thermal insulation board 7, circular hole.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model will be further described.
As shown in Figure 1, a kind of crystal bar heating furnace, comprise body of heater 1, it is characterized in that: in described body of heater 1, be provided with multilayer corundum brick 2, between every layer of corundum brick 2, be provided with electric furnace heating wire 3, in the middle of described body of heater 1, be provided with for placing the bottoming hole 4 of crystal bar, described bottoming hole 4 surroundings are provided with high temperature thermal conductive ceramic cover 5, described crystal bar is placed in ceramic jacket 5, on described body of heater 1, have thermal insulation board 6, in the middle of described thermal insulation board 6, be provided with the circular hole 7 coordinating with bottoming hole, described thermal insulation board 6 is arranged on the corundum brick 2 of body of heater 1 upper and lower end parts.
A kind of crystal bar heating furnace of this spline structure has crystal bar homogeneous heating, easy to use, the advantage that performance is high.
Claims (1)
1. a crystal bar heating furnace, comprise body of heater, it is characterized in that: in described body of heater, be provided with multilayer corundum brick, between every layer of corundum brick, be provided with electric furnace heating wire, in the middle of described body of heater, be provided with for placing the bottoming hole of crystal bar, described bottoming hole surrounding is provided with high temperature thermal conductive ceramic cover, described crystal bar is placed in ceramic jacket, on described body of heater, have thermal insulation board, in the middle of described thermal insulation board, be provided with the circular hole coordinating with bottoming hole, described thermal insulation board is arranged on the corundum brick of body of heater upper and lower end parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320443607.8U CN203421953U (en) | 2013-07-25 | 2013-07-25 | Crystal bar heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320443607.8U CN203421953U (en) | 2013-07-25 | 2013-07-25 | Crystal bar heating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203421953U true CN203421953U (en) | 2014-02-05 |
Family
ID=50021050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320443607.8U Expired - Fee Related CN203421953U (en) | 2013-07-25 | 2013-07-25 | Crystal bar heating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203421953U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106091677A (en) * | 2016-02-01 | 2016-11-09 | 长兴鼎力窑炉设备厂 | Heating ceramic inner bag rotary furnace in a kind of |
-
2013
- 2013-07-25 CN CN201320443607.8U patent/CN203421953U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106091677A (en) * | 2016-02-01 | 2016-11-09 | 长兴鼎力窑炉设备厂 | Heating ceramic inner bag rotary furnace in a kind of |
| CN106091677B (en) * | 2016-02-01 | 2019-08-06 | 长兴鼎力窑炉设备厂 | A kind of interior heating ceramic liner rotary furnace |
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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: 20140205 Termination date: 20140725 |
|
| EXPY | Termination of patent right or utility model |