CN203947184U - Silica tube diffusion furnace - Google Patents
Silica tube diffusion furnace Download PDFInfo
- Publication number
- CN203947184U CN203947184U CN201420279431.1U CN201420279431U CN203947184U CN 203947184 U CN203947184 U CN 203947184U CN 201420279431 U CN201420279431 U CN 201420279431U CN 203947184 U CN203947184 U CN 203947184U
- Authority
- CN
- China
- Prior art keywords
- diffusion furnace
- heater
- furnace body
- temperature tube
- external diameter
- Prior art date
- 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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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The utility model relates to a kind of silica tube diffusion furnace, it comprises horizontal cylindrical diffusion furnace body of heater (1), it is characterized in that the middle inlet pipe (2) that is connected with of afterbody of described diffusion furnace body of heater (1), the outer end of inlet pipe (2) is provided with inlet pipe bulb (2.1), the afterbody bottom of described diffusion furnace body of heater (1) is provided with waste pipe (3) and temperature tube (4), waste pipe (3) departs from respectively the vertical medullary ray 22mm of diffusion furnace body of heater (1) and 25mm with the medullary ray of temperature tube (4), the outer end of waste pipe (3) is provided with waste pipe bulb (3.1), the outer end of temperature tube (4) is provided with temperature tube bulb (4.1).This silica tube diffusion furnace has the corrosion of can preventing, reduces maintenance time, improves the advantage of plant factor.
Description
Technical field
The utility model relates to a kind of silica tube diffusion furnace.
Background technology
When current sun power diffusion furnace diffusion technique, extensively adopt by the embedded silica tube of heating furnace body the container as diffusion technique reaction, owing to can produce metaphosphoric acid in diffusion reaction process, it is thinner that the silica tube tube wall at connection plug place does, cause corrosion cracking, greatly increase the maintenance of the equipment time, reduce plant factor.
Therefore seek one and can prevent corrosion, reduce maintenance time, the silica tube diffusion furnace that improves plant factor is particularly important.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned deficiency, provides one can prevent corrosion, reduces maintenance time, improves the silica tube diffusion furnace of plant factor.
The purpose of this utility model is achieved in that
A kind of silica tube diffusion furnace, it comprises horizontal cylindrical diffusion furnace body of heater, in the middle of the afterbody of described diffusion furnace body of heater, be connected with inlet pipe, the outer end of inlet pipe is provided with inlet pipe bulb, the afterbody bottom of described diffusion furnace body of heater is provided with waste pipe and temperature tube, the medullary ray of waste pipe and temperature tube departs from respectively the vertical medullary ray 22mm of diffusion furnace body of heater and 25mm, and the outer end of waste pipe is provided with waste pipe bulb, and the outer end of temperature tube is provided with temperature tube bulb.
The top interior of described diffusion furnace body of heater is provided with radially spaced apart two suspension ring, and the wall thickness of suspension ring is 2mm, and the external diameter of suspension ring is 22mm, and the length of suspension ring is 25mm.
The wall thickness of diffusion furnace body of heater is 5mm, and the internal diameter of diffusion furnace body of heater is 300mm; The wall thickness of inlet pipe is 3mm, and intake manifold length is 167mm, and the external diameter of inlet pipe is 30mm; Waste pipe length is 167mm, and the external diameter of waste pipe is 20mm, and the external diameter of waste pipe bulb must not exceed diffusion furnace body of heater external diameter; The wall thickness of temperature tube is 3mm, and temperature tube length is 167mm, and the external diameter of temperature tube is 30mm, and the external diameter of temperature tube bulb must not exceed diffusion furnace body of heater external diameter.
Compared with prior art, the beneficial effects of the utility model are:
The utility model silica tube diffusion furnace, because inlet pipe is arranged in the middle of stove tail, makes the metaphosphoric acid in diffusion reaction process can not corrode inlet pipe, and this silica tube diffusion furnace has the corrosion of can preventing, reduces maintenance time, improves the advantage of plant factor.
Brief description of the drawings
Fig. 1 is the tail structure schematic diagram of the utility model silica tube diffusion furnace.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the B-B sectional view of Fig. 1.
Wherein:
Diffusion furnace body of heater 1
Inlet pipe 2, inlet pipe bulb 2.1
Waste pipe 3, waste pipe bulb 3.1
Temperature tube 4, temperature tube bulb 4.1
Suspension ring 5.
Embodiment
Referring to Fig. 1 ~ Fig. 3, a kind of silica tube diffusion furnace that the utility model relates to, it comprises horizontal cylindrical diffusion furnace body of heater 1, in the middle of the afterbody of described diffusion furnace body of heater 1, be connected with inlet pipe 2, the outer end of inlet pipe 2 is provided with inlet pipe bulb 2.1, the afterbody bottom of described diffusion furnace body of heater 1 is provided with waste pipe 3 and temperature tube 4, waste pipe 3 departs from respectively the vertical medullary ray 22mm of diffusion furnace body of heater 1 and 25mm with the medullary ray of temperature tube 4, the outer end of waste pipe 3 is provided with waste pipe bulb 3.1, and the outer end of temperature tube 4 is provided with temperature tube bulb 4.1.
The wall thickness of diffusion furnace body of heater 1 is 5mm, and the internal diameter of diffusion furnace body of heater 1 is 300mm; The wall thickness of inlet pipe 2 is 3mm, and inlet pipe 2 length are 167mm, and the external diameter of inlet pipe 2 is 30mm; Waste pipe 3 length are 167mm, and the external diameter of waste pipe 3 is 20mm, and the external diameter of waste pipe bulb 3.1 must not exceed diffusion furnace body of heater 1 external diameter; The wall thickness of temperature tube 4 is 3mm, and temperature tube 4 length are 167mm, and the external diameter of temperature tube 4 is 30mm, and the external diameter of temperature tube bulb 4.1 must not exceed diffusion furnace body of heater 1 external diameter.
The top interior of described diffusion furnace body of heater 1 is provided with radially spaced apart two suspension ring 5, and the wall thickness of suspension ring 5 is 2mm, and the external diameter of suspension ring 5 is 22mm, and the length of suspension ring 5 is 25mm.
The technical requirements of silica tube diffusion furnace
1,1200 ° of C of heatproof;
2, thermal treatment: stress relief annealing;
3, the end face of diffusion furnace body of heater 1 has frosted layer through frosted processing, and the planeness of frosted layer must not be greater than 0.05.
Claims (3)
1. a silica tube diffusion furnace, it comprises horizontal cylindrical diffusion furnace body of heater (1), it is characterized in that the middle inlet pipe (2) that is connected with of afterbody of described diffusion furnace body of heater (1), the outer end of inlet pipe (2) is provided with inlet pipe bulb (2.1), the afterbody bottom of described diffusion furnace body of heater (1) is provided with waste pipe (3) and temperature tube (4), waste pipe (3) departs from respectively the vertical medullary ray 22mm of diffusion furnace body of heater (1) and 25mm with the medullary ray of temperature tube (4), the outer end of waste pipe (3) is provided with waste pipe bulb (3.1), the outer end of temperature tube (4) is provided with temperature tube bulb (4.1).
2. a kind of silica tube diffusion furnace according to claim 1, the top interior that it is characterized in that described diffusion furnace body of heater (1) is provided with radially spaced apart two suspension ring (5), the wall thickness of suspension ring (5) is 2mm, and the external diameter of suspension ring (5) is 22mm, and the length of suspension ring (5) is 25mm.
3. a kind of silica tube diffusion furnace according to claim 1 and 2, the wall thickness that it is characterized in that diffusion furnace body of heater (1) is 5mm, the internal diameter of diffusion furnace body of heater (1) is 300mm; The wall thickness of inlet pipe (2) is 3mm, and inlet pipe (2) length is 167mm, and the external diameter of inlet pipe (2) is 30mm; Waste pipe (3) length is 167mm, and the external diameter of waste pipe (3) is 20mm, and the external diameter of waste pipe bulb (3.1) must not exceed diffusion furnace body of heater (1) external diameter; The wall thickness of temperature tube (4) is 3mm, and temperature tube (4) length is 167mm, and the external diameter of temperature tube (4) is 30mm, and the external diameter of temperature tube bulb (4.1) must not exceed diffusion furnace body of heater (1) external diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420279431.1U CN203947184U (en) | 2014-05-29 | 2014-05-29 | Silica tube diffusion furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420279431.1U CN203947184U (en) | 2014-05-29 | 2014-05-29 | Silica tube diffusion furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203947184U true CN203947184U (en) | 2014-11-19 |
Family
ID=51889235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420279431.1U Expired - Fee Related CN203947184U (en) | 2014-05-29 | 2014-05-29 | Silica tube diffusion furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203947184U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112283481A (en) * | 2020-10-23 | 2021-01-29 | 北京凯德石英股份有限公司 | Quartz tube structure and processing method thereof |
-
2014
- 2014-05-29 CN CN201420279431.1U patent/CN203947184U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112283481A (en) * | 2020-10-23 | 2021-01-29 | 北京凯德石英股份有限公司 | Quartz tube structure and processing method thereof |
| CN112283481B (en) * | 2020-10-23 | 2021-08-20 | 北京凯德石英股份有限公司 | Quartz tube structure and processing 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: 20141119 Termination date: 20180529 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |