CN207596940U - A kind of screw type molybdenum disilicide heating unit on oxidized diffusion alloy annealing furnace - Google Patents
A kind of screw type molybdenum disilicide heating unit on oxidized diffusion alloy annealing furnace Download PDFInfo
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- CN207596940U CN207596940U CN201721757601.2U CN201721757601U CN207596940U CN 207596940 U CN207596940 U CN 207596940U CN 201721757601 U CN201721757601 U CN 201721757601U CN 207596940 U CN207596940 U CN 207596940U
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- China
- Prior art keywords
- molybdenum disilicide
- heater strip
- screw type
- furnace lining
- shaped
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Abstract
The utility model discloses the screw type molybdenum disilicide heating units on a kind of oxidized diffusion alloy annealing furnace, including shell, furnace lining is provided on the medial surface of shell, furnace lining is internally provided with spiral shape molybdenum silicide heating elements, several U-shaped and/or J-hook is provided on spiral shape molybdenum silicide heating elements, spiral shape molybdenum silicide heating elements are mounted on by U-shaped and/or J-hook in furnace lining.The utility model is designed reasonably, molybdenum disilicide heater strip antioxygenic property is good, can be used in the environment of high-temperature oxydation for a long time, heater strip long lifespan, extends service life of equipment, highly practical, suitable for promoting.
Description
Technical field
The utility model belongs to oxidized diffusion alloy annealing furnace field, more specifically to a kind of oxidized diffusion alloy
Screw type molybdenum disilicide heating unit on annealing furnace.
Background technology
The oxidized diffusion alloy annealing process procedure of semi-conducting material carries out under high temperature constant temperature state, thus pair plus
Thermal requirement high temperature resistant, stability will be got well.Conventional Kanthal wire heating, normal maximum operation (service) temperature are not more than
1280 DEG C, when beyond the temperature, resistance wire is easy to burn out.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of annealing of oxidized diffusion alloy
Screw type molybdenum disilicide heating unit on stove, reasonable design, screw type molybdenum disilicide calandria heating rate is fast, shortens technique
Period, so as to improve device efficiency；Molybdenum disilicide heater strip can be for a long time in 1350 DEG C and temperatures above steady operation, stability
Can be good, high temperature deformation is small, ensures the constant temperature in heating unit, and the technique ring of better high temperature constant temperature is provided to raw material
Border accelerates the rate of the growths such as oxide film, substantially increases production efficiency, meanwhile, molybdenum disilicide heater strip antioxygenic property
It is good, it can be used in the environment of high-temperature oxydation for a long time, heater strip long lifespan, extend service life of equipment, it is highly practical, suitable for pushing away
Extensively.
To achieve the above object, the utility model provides following technical solution：
Screw type molybdenum disilicide heating unit on a kind of oxidized diffusion alloy annealing furnace, with oxidized diffusion alloy annealing furnace
It is corresponding, it is characterised in that：The screw type molybdenum disilicide heating unit includes shell, and stove is provided on the medial surface of shell
Lining, furnace lining are internally provided with spiral shape molybdenum silicide heating elements, several U are provided on spiral shape molybdenum silicide heating elements
Type and/or J-hook, spiral shape molybdenum silicide heating elements are mounted on by U-shaped and/or J-hook in furnace lining.
As a kind of technical solution of optimization, the spiral shape molybdenum silicide heating elements include molybdenum disilicide heater strip with
And the connection electrode at molybdenum disilicide heater strip both ends is arranged on, connection electrode is connect through furnace lining and shell and with external power supply.
As a kind of technical solution of optimization, the molybdenum disilicide heater strip is formed by molybdenum disilicide silk helically coiling
Heater strip；Several U-shaped and/or J-hook is provided on the heater strip, heater strip is mounted on by U-shaped and/or J-hook
On furnace lining；The spiral internal diameter of the heater strip is 50-500mm.
As a kind of technical solution of optimization, the furnace lining be by refractory material vacuum forming be hard refractory fibre system
Product, thickness 50mm-300mm, number are 2-16 pieces；10-200 U-shaped and/or J-type extensions are provided on each heating element
Hook.
By adopting the above-described technical solution, compared with prior art, the utility model is designed reasonably, two silication of screw type
Molybdenum calandria heating rate is fast, shortens process cycle, so as to improve device efficiency；Molybdenum disilicide heater strip can be for a long time 1350
DEG C and temperatures above steady operation, stability is good, and high temperature deformation is small, ensure calandria in constant temperature, carried to raw material
For the process environments of better high temperature constant temperature, accelerate the rate of the growths such as oxide film, substantially increase production efficiency, meanwhile,
Molybdenum disilicide heater strip antioxygenic property is good, can be used in the environment of high-temperature oxydation for a long time, heater strip long lifespan, extends equipment
Service life, it is highly practical, suitable for promoting.
The utility model is described further with reference to drawings and examples.
Description of the drawings
Fig. 1 is a kind of cross section structure schematic diagram of embodiment of the utility model；
Fig. 2 is a kind of structure diagram of the outside of embodiment of the utility model；
Fig. 3 is a kind of structure diagram of embodiment of the utility model.
Fig. 4 is a kind of structure diagram of the molybdenum silicide heating elements of embodiment of the utility model.
Specific embodiment
Embodiment
As shown in Figs 1-4, the screw type molybdenum disilicide heating unit on a kind of oxidized diffusion alloy annealing furnace expands with oxidation
It is corresponding to dissipate the annealing of stove alloy, including shell 3, furnace lining 2 is provided on the medial surface of shell 3, furnace lining 2 is internally provided with spiral
Shape molybdenum silicide heating elements 1 are provided with several U-shaped and/or J-hook 4, spiral on spiral shape molybdenum silicide heating elements 1
Shape molybdenum silicide heating elements 1 are mounted on by U-shaped and/or J-hook 4 in furnace lining 2.
The spiral shape molybdenum silicide heating elements 1 include molybdenum disilicide heater strip and are arranged on molybdenum disilicide heater strip
The connection electrode at both ends, connection electrode are connect through furnace lining and shell and with external power supply.The molybdenum disilicide heater strip be by
The heater strip that molybdenum disilicide silk helically coiling forms；Several U-shaped and/or J-hook, heating element are provided on the heater strip
It is mounted on furnace lining by U-shaped and/or J-hook.The internal diameter of the heating element is 50-500mm.
In the present embodiment, it by refractory material vacuum forming is hard refractory fibre product that the furnace lining, which is, and thickness is
50mm-300mm, number are 2-16 pieces；10-200 U-shaped and/or J-type hooks are provided on each heating element.
The spiral shape heating element internal diameter of molybdenum disilicide coiling is 50mm~500mm, under high-temperature atmosphere, heating element
Surface forms one layer of fine and close quartz glass film, and molybdenum disilicide silk internal layer is made not reoxidize, therefore heating element resists with high temperature
Oxidisability.Furnace lining be by refractory material vacuum forming be hard refractory fibre product, thickness be 50mm~300mm, high temperature resistant, every
It is hot good.Heating unit shell divides upper casing and lower casing, convenient for fixed and installation.The hook of fixed heater strip is by molybdenum disilicide silk
And/or high-purity corundum is bent into U-shaped and/or J-type, and fixed function is played to heating element, so when heating element expands with heat and contract with cold
Shi Buhui is subjected to displacement with furnace lining, and flat-temperature zone is caused to misplace, and ensure that the stability of calandria heating well.Molybdenum disilicide material
The characteristic of matter in itself leads to the heating element maximum operation (service) temperature higher made of it, up to 1500 DEG C or more, and heating rate
Soon.
The scope of protection of the utility model is not limited merely to above-described embodiment, all skills belonged under the utility model thinking
Art scheme belongs to the scope of protection of the utility model.It should be pointed out that for those skilled in the art,
Several improvements and modifications under the premise of the utility model principle are not departed from, these improvements and modifications also should be regarded as the utility model
Protection domain.
Claims (4)
1. a kind of screw type molybdenum disilicide heating unit on oxidized diffusion alloy annealing furnace, with oxidized diffusion alloy annealing furnace phase
It is corresponding, it is characterised in that：The screw type molybdenum disilicide heating unit includes shell, and furnace lining is provided on the medial surface of shell,
Furnace lining is internally provided with spiral shape molybdenum silicide heating elements, is provided on spiral shape molybdenum silicide heating elements several U-shaped
And/or J-hook, spiral shape molybdenum silicide heating elements are mounted on by U-shaped and/or J-hook in furnace lining.
2. the screw type molybdenum disilicide heating unit on a kind of oxidized diffusion alloy annealing furnace according to claim 1,
It is characterized in that：The spiral shape molybdenum silicide heating elements include molybdenum disilicide heater strip and are arranged on molybdenum disilicide heater strip
The connection electrode at both ends, connection electrode are connect through furnace lining and shell and with external power supply.
3. the screw type molybdenum disilicide heating unit on a kind of oxidized diffusion alloy annealing furnace according to claim 2,
It is characterized in that：The molybdenum disilicide heater strip is the heater strip formed by molybdenum disilicide silk helically coiling；It is set on the heater strip
Several U-shaped and/or J-hook is equipped with, heater strip is mounted on by U-shaped and/or J-hook on furnace lining；The spiral shell of the heater strip
Medial rotation diameter is 50-500mm.
4. the screw type molybdenum disilicide heating unit on a kind of oxidized diffusion alloy annealing furnace according to claim 3,
It is characterized in that：The furnace lining be by refractory material vacuum forming be hard refractory fibre product, thickness 50mm-300mm, number
For 2-16 pieces；10-200 U-shaped and/or J-type hooks are provided on each heating element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721757601.2U CN207596940U (en) | 2017-12-15 | 2017-12-15 | A kind of screw type molybdenum disilicide heating unit on oxidized diffusion alloy annealing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721757601.2U CN207596940U (en) | 2017-12-15 | 2017-12-15 | A kind of screw type molybdenum disilicide heating unit on oxidized diffusion alloy annealing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207596940U true CN207596940U (en) | 2018-07-10 |
Family
ID=62766976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721757601.2U Expired - Fee Related CN207596940U (en) | 2017-12-15 | 2017-12-15 | A kind of screw type molybdenum disilicide heating unit on oxidized diffusion alloy annealing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207596940U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111354839A (en) * | 2020-04-08 | 2020-06-30 | 湖南红太阳光电科技有限公司 | Heating control method of annealing furnace and annealing furnace |
| CN115011913A (en) * | 2022-06-17 | 2022-09-06 | 吴忠仪表有限责任公司 | Induction boronizing tool and induction boronizing method |
-
2017
- 2017-12-15 CN CN201721757601.2U patent/CN207596940U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111354839A (en) * | 2020-04-08 | 2020-06-30 | 湖南红太阳光电科技有限公司 | Heating control method of annealing furnace and annealing furnace |
| CN111354839B (en) * | 2020-04-08 | 2021-09-10 | 湖南红太阳光电科技有限公司 | Heating control method of annealing furnace and annealing furnace |
| CN115011913A (en) * | 2022-06-17 | 2022-09-06 | 吴忠仪表有限责任公司 | Induction boronizing tool and induction boronizing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180710 Termination date: 20211215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |