CN108088246A - A kind of vertical gradient furnace - Google Patents
A kind of vertical gradient furnace Download PDFInfo
- Publication number
- CN108088246A CN108088246A CN201711400504.2A CN201711400504A CN108088246A CN 108088246 A CN108088246 A CN 108088246A CN 201711400504 A CN201711400504 A CN 201711400504A CN 108088246 A CN108088246 A CN 108088246A
- Authority
- CN
- China
- Prior art keywords
- temperature
- reactor
- hanging basket
- sample hanging
- warm area
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B17/00—Furnaces of a kind not covered by any preceding group
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/02—Ohmic resistance heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
Abstract
The present invention provides a kind of vertical gradient furnace, including frame body, temperature controller, reactor and atmosphere system, reactor and temperature controller are individually positioned in the one side of frame body, the upper end of reactor is provided with low-temperature space, the lower end of reactor is provided with high-temperature region, low-temperature space is at least separated into three warm areas and three warm areas are interconnected to an entirety, high-temperature region is divided into two independent warm areas, atmosphere system includes containing sample hanging basket, contain the sealing flange for being provided at both ends with stainless steel of sample hanging basket, needle-valve is connected on sealing flange, the outlet port for containing sample hanging basket is additionally provided with air gauge, contain each warm area that sample hanging basket passes through reactor, air outlet pipe is connected on Sheng sample hanging basket in each warm area, expansion valve is provided in air outlet pipe, FEC ceramic fibre heating units are provided in each warm area.The solution of the present invention causes reaction in furnace device temperature to realize that gradient is distributed and is evenly distributed, heating rate is fast and temperature in use is high, and furnace body integrally controls stable, energy saving, long lifespan.
Description
Technical field
The present invention relates to gas-solid cross reaction equipment technical fields, and in particular to a kind of vertical gradient furnace.
Background technology
Gas-solid interaction of the vertical gradient furnace in the solid organics cracking process such as less than 1100 DEG C biomass, coals is anti-
It should, it can also be used to other CVD techniques and other heat treatment process.
The content of the invention
（One）The technical issues of solution
In view of the deficiencies of the prior art, the present invention provides a kind of vertical gradient furnace, the deficiencies in the prior art are overcome so that stove
Interior temperature of reactor realizes that gradient is distributed and is evenly distributed, heating rate is fast and temperature in use is high, and furnace body, which integrally controls, to be stablized, saves
Energy, long lifespan.
（Two）Technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs：
A kind of vertical gradient furnace, including frame body, temperature controller, reactor and atmosphere system, the reactor and temperature control
Instrument is individually positioned in the one side of frame body, and the upper end of the reactor is provided with low-temperature space, and the lower end of the reactor is provided with height
Warm area, the low-temperature space is at least separated into three warm areas and three warm areas are interconnected to an entirety, the high-temperature region quilt
Two independent warm areas are split up into, the atmosphere system includes containing sample hanging basket, and the Sheng sample hanging basket is provided at both ends with stainless steel
Sealing flange, needle-valve is connected on the sealing flange, the outlet port for containing sample hanging basket is additionally provided with air gauge, described
It contains each warm area that sample hanging basket passes through reactor, is connected with air outlet pipe on the Sheng sample hanging basket in each warm area, in the air outlet pipe
Expansion valve is provided with, FEC ceramic fibre heating units, the electricity of the FEC ceramic fibres heating unit are provided in each warm area
Resistance silk is embedded on ceramic tube and ceramic tube is evenly arranged in each warm area.
The temperature controller is controlled using single-point control system.
Stair are provided on the frame body.
The both ends of the reactor are fixed on by fixed frame on frame body.
The reactor and temperature controller is vertical puts, the outside of the reactor is provided with protective cover, described low
The protective cover of warm area is Integral opening-closing type, between the protective cover of the high-temperature region corresponds to independent warm area, realizes independent folding.
（Three）Advantageous effect
An embodiment of the present invention provides a kind of vertical gradient furnaces.Possesses following advantageous effect：Because low high in technological requirement temperature,
Realized in view of the environment of thermal field, be designed as the warm area monolithic construction of upper end three have simultaneously between each warm area temperature partition from
And ensureing that the temperature gradient of low temperature is realized, lower end high-temperature region is designed as split structure, while has air folder between high-temperature region
Layer, so as to ensure that the gradient of high-temperature region temperature is realized, the resistance wire of FEC ceramic fibre heating units is embedded on ceramic tube and makes pottery
Porcelain tube is evenly arranged in each warm area so that uniformity of temperature profile, heating rate are fast and temperature in use is high, and furnace body integrally controls
Stable, energy saving, long lifespan.
Description of the drawings
It in order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structure diagram of heretofore described vertical gradient furnace；
Fig. 2 is the structure diagram of heretofore described single-point control system.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
All other embodiments obtained without creative efforts belong to the scope of protection of the invention.
Refering to shown in Fig. 1 to Fig. 2, the present invention provides a kind of vertical gradient furnace, including frame body 1, temperature controller 2, reaction
Device 3 and atmosphere system 4, reactor 3 and temperature controller 2 are individually positioned in the one side of frame body 1, and the upper end of reactor 3 is provided with
Low-temperature space 31, the lower end of reactor 3 are provided with high-temperature region 32, and low-temperature space 31 is at least separated into three warm areas and three warm area phases
Interconnection is connected into an entirety, and high-temperature region 32 is divided into two independent warm areas, and atmosphere system 4 includes containing sample hanging basket 41, contains sample
The sealing flange 42 for being provided at both ends with stainless steel of hanging basket 41 is connected with needle-valve 43 on sealing flange 42, contains going out for sample hanging basket 41
Gas port end is additionally provided with air gauge 44, contains each warm area that sample hanging basket 41 passes through reactor 4, the Sheng sample hanging basket 41 in each warm area
On be connected with air outlet pipe 45, expansion valve 46 is provided in air outlet pipe 45, FEC ceramic fibre heating units are provided in each warm area
The resistance wire of 47, FEC ceramic fibre heating units 47 is embedded on ceramic tube and ceramic tube is evenly arranged in each warm area, this
Sample so that uniformity of temperature profile, heating rate are fast and temperature in use is high.
Preferably, temperature controller 2 can select the 30 of import using the control of single-point control system, controller here
Two sections of temperature programmed control instrument, the so control system have the function of P, I, D parameter self-tuning and manually revise, while have super
Temperature, deficient temperature, break the power alarms defencive function such as even, once any generation system of alarming can cut off electrical source of power immediately.With
Prevent product burning when temperature control system fails.Executive component replaces traditional A.C. contactor with advanced solid-state relay technology
Control realizes that soft contact controls, and TaiWan, China K indexing thermocouples and U.S. is respectively adopted in accurate, reliable and long lifespan, temperature element
State's thermometric OMEGA thermometric lines combination plays the role of the detection of temperature control system key thermometric the most key；It is provided on frame body 1
Stair so that be conveniently operated and facilitate observation；The both ends of reactor 3 are fixed on by fixed frame 33 on frame body 1 so that reactor
Fixation it is more stable, artificial security performance higher in operation；Reactor and temperature controller is vertical puts, reactor 3
Outside be provided with protective cover 34, the protective cover of low-temperature space 31 is Integral opening-closing type, and the protective cover of high-temperature region 32 corresponds to independent temperature
Independent folding is realized in section, can so so that floor space is few, and security performance is high, furthermore such that convenient for observation.
Gradient is realized：To realize the gradient requirement of the temperature of the Sheng sample hanging basket in reactor 3, because low in technological requirement temperature
Lower height, it is contemplated that the environment of thermal field is realized, is designed as having temperature between the warm area monolithic construction of upper end three while each warm area
Separate to ensure that the temperature gradient of low temperature realizes that lower end high-temperature region is designed as split structure, while has between high-temperature region
Air blanketing, so as to ensure that the gradient of high-temperature region temperature is realized.
Atmosphere is realized：From the upper end air inlet for containing sample hanging basket, lower end outlet, air inlet/outlet configuration American Standard needle-valve is adjusted, lower end
Gas outlet configuration pressure gauge shows that expansion valve can cause the high-temperature gas contained in sample hanging basket to become low temperature low pressure gas, pass through
Temperature sensor collects gas temperature, then controls the opening time of expansion valve by temperature controller or open size so that
Gas temperature control and regulation are needing the temperature of gas, so that atmosphere is accurately realized.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
Also there are other identical elements in process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
The present invention is described in detail, it will be understood by those of ordinary skill in the art that：It still can be to foregoing each implementation
Technical solution recorded in example modifies or carries out equivalent substitution to which part technical characteristic；And these modification or
It replaces, the essence of appropriate technical solution is not made to depart from the spirit and scope of various embodiments of the present invention technical solution.
Claims (5)
1. a kind of vertical gradient furnace, including frame body, temperature controller, reactor and atmosphere system, it is characterised in that：The reaction
Device and temperature controller are individually positioned in the one side of frame body, and the upper end of the reactor is provided with low-temperature space, the reactor
Lower end is provided with high-temperature region, and the low-temperature space is at least separated into three warm areas and three warm areas are interconnected to an entirety,
The high-temperature region is divided into two independent warm areas, and the atmosphere system includes containing sample hanging basket, the both ends for containing sample hanging basket
The sealing flange of stainless steel is provided with, needle-valve is connected on the sealing flange, the outlet port for containing sample hanging basket is also set up
There is an air gauge, each warm area contained sample hanging basket and pass through reactor is connected with air outlet pipe on the Sheng sample hanging basket in each warm area,
Expansion valve is provided in the air outlet pipe, FEC ceramic fibre heating units, the FEC ceramic fibres are provided in each warm area
The resistance wire of heating unit is embedded on ceramic tube and ceramic tube is evenly arranged in each warm area.
2. vertical gradient furnace as described in claim 1, it is characterised in that：The temperature controller uses single-point control system control
System.
3. vertical gradient furnace as described in claim 1, it is characterised in that：Stair are provided on the frame body.
4. vertical gradient furnace as described in claim 1, it is characterised in that：The both ends of the reactor are fixed on by fixed frame
On frame body.
5. vertical gradient furnace as described in claim 1, it is characterised in that：The reactor and the equal vertical pendulum of temperature controller
It puts, the outside of the reactor is provided with protective cover, and the protective cover of the low-temperature space is Integral opening-closing type, and the high-temperature region is prevented
Between shield corresponds to independent warm area, independent folding is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711400504.2A CN108088246A (en) | 2017-12-22 | 2017-12-22 | A kind of vertical gradient furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711400504.2A CN108088246A (en) | 2017-12-22 | 2017-12-22 | A kind of vertical gradient furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108088246A true CN108088246A (en) | 2018-05-29 |
Family
ID=62178427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711400504.2A Pending CN108088246A (en) | 2017-12-22 | 2017-12-22 | A kind of vertical gradient furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108088246A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111023802A (en) * | 2019-12-03 | 2020-04-17 | 山东九思新材料科技有限责任公司 | Sintering furnace for removing organic matters of semiconductor materials |
| CN111023794A (en) * | 2019-12-31 | 2020-04-17 | 陕西能源职业技术学院 | Single-channel vertical heating furnace with discharging device |
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| US20050115945A1 (en) * | 2003-11-14 | 2005-06-02 | Kesteren Tom A.V. | Heat treatment apparatus with temperature control system |
| CN2760057Y (en) * | 2004-12-31 | 2006-02-22 | 湖南大学 | Vacuum tube type reaction unit for controllable growth of nano material |
| CN202066355U (en) * | 2011-05-19 | 2011-12-07 | 合肥科晶材料技术有限公司 | Tube furnace with five temperature zones |
| CN202092461U (en) * | 2011-05-27 | 2011-12-28 | 合肥高歌热处理应用技术有限公司 | Vacuum atmosphere tube furnace |
| CN102853666A (en) * | 2011-06-28 | 2013-01-02 | 戴煜 | Box-type microwave high-temperature sintering furnace |
| CN202973887U (en) * | 2012-11-26 | 2013-06-05 | 浙江泛泰仪器有限公司 | Stage heat preserving tube furnace |
| CN203177638U (en) * | 2013-01-07 | 2013-09-04 | 山东大学 | Atmosphere-adjustable double-temperature-control combined type ceramsite sintering rotary furnace |
| CN203432326U (en) * | 2013-09-02 | 2014-02-12 | 苏州热工研究院有限公司 | Oxidization combustion furnace for measuring organic tritium in environment |
| CN105890351A (en) * | 2014-10-27 | 2016-08-24 | 合肥日新高温技术有限公司 | Vacuum atmosphere tube furnace |
-
2017
- 2017-12-22 CN CN201711400504.2A patent/CN108088246A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050115945A1 (en) * | 2003-11-14 | 2005-06-02 | Kesteren Tom A.V. | Heat treatment apparatus with temperature control system |
| CN2760057Y (en) * | 2004-12-31 | 2006-02-22 | 湖南大学 | Vacuum tube type reaction unit for controllable growth of nano material |
| CN202066355U (en) * | 2011-05-19 | 2011-12-07 | 合肥科晶材料技术有限公司 | Tube furnace with five temperature zones |
| CN202092461U (en) * | 2011-05-27 | 2011-12-28 | 合肥高歌热处理应用技术有限公司 | Vacuum atmosphere tube furnace |
| CN102853666A (en) * | 2011-06-28 | 2013-01-02 | 戴煜 | Box-type microwave high-temperature sintering furnace |
| CN202973887U (en) * | 2012-11-26 | 2013-06-05 | 浙江泛泰仪器有限公司 | Stage heat preserving tube furnace |
| CN203177638U (en) * | 2013-01-07 | 2013-09-04 | 山东大学 | Atmosphere-adjustable double-temperature-control combined type ceramsite sintering rotary furnace |
| CN203432326U (en) * | 2013-09-02 | 2014-02-12 | 苏州热工研究院有限公司 | Oxidization combustion furnace for measuring organic tritium in environment |
| CN105890351A (en) * | 2014-10-27 | 2016-08-24 | 合肥日新高温技术有限公司 | Vacuum atmosphere tube furnace |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111023802A (en) * | 2019-12-03 | 2020-04-17 | 山东九思新材料科技有限责任公司 | Sintering furnace for removing organic matters of semiconductor materials |
| CN111023794A (en) * | 2019-12-31 | 2020-04-17 | 陕西能源职业技术学院 | Single-channel vertical heating furnace with discharging device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180529 |