CN205933249U - Distributing type powder heating furnace - Google Patents
Distributing type powder heating furnace Download PDFInfo
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- CN205933249U CN205933249U CN201620793606.XU CN201620793606U CN205933249U CN 205933249 U CN205933249 U CN 205933249U CN 201620793606 U CN201620793606 U CN 201620793606U CN 205933249 U CN205933249 U CN 205933249U
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- electrode
- heating furnace
- powder heating
- furnace according
- crucible
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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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Abstract
The utility model discloses a distributing type powder heating furnace. The powder heating furnace is including the furnace body that has furnace, furnace's upper portion is equipped with the electrode, and furnace's lower part is equipped with the bottom electrode, should go up electrode and bottom electrode constitution electrode pair, going up the electrode and adorning on a fixed disk, this fixed disk and a circular telegram electrode that runs through the bell link to each other, be equipped with the exhaust passage that link up in proper order in circular telegram electrode, fixed disk and the last electrode. The utility model discloses a heating furnace has last electrode and annular bottom electrode, utilizes intermediate material for resistance heating after powering up and down extremely switches on, forms the three -dimensional zone of heating, and heating efficiency is better, form the exhaust passage simultaneously, the foreign gas of being convenient for is in time discharged.
Description
Technical field
The utility model is related to a kind of distributed powder heating furnace, belongs to graphitization apparatus field.
Background technology
Graphitization is hexagonal carbon atomic plane grid to be changed into from the unordered Turbostratic of two-dimensional space three-dimensional has
Sequence is regularly arranged, forms the high-temperature heat treatment process with graphite microcrystalline structure, and treatment temperature is usually 2100 ~ 3000 DEG C, its
Purpose is to exclude other impurities, the purity of raising material with carbon element, thermal conductivity, electric conductivity etc..
Existing graphitizing furnace or high temperature heat treatment furnace mostly are graphite crucible heating, and heat passes to heated material from crucible,
But the bulk density of powder material is relatively low, and heat conductivility is poor, thus leading to heat transfer efficiency low, poor temperature uniformity, heat treatment
Material performance afterwards is uneven.And horizontal chamber furnace (oven) mostly is acheson furnace, heating power consumption is big, non-uniform temperature, and tail gas can not
Focus on, pollute environment.
Chinese patent CN201010108180.7 discloses a kind of vertical high temperature continuous graphitizing furnace, and it comprises upper/lower electrode
Right, upper electrode forms umbrella shape high-temperature area with lower electrode, and material falls to being heated through high-temperature region from top naturally；
Chinese patent CN201210573758.5 discloses a kind of vertical continuous graphitizing furnace, and it comprises top funnel, outer
Portion's refractory lining, internal fine particle layer and coarse-particle bed and upper/lower electrode, with fine particle layer as insulating, by leaking
Bucket feeding heats through electrode high-temperature region.
All only have one pair of electrodes in above two patents, the high-temperature area area of formation is less, material by when stop
Time is too short, and heat transfer efficiency is low, and material can not be effectively heated, and degree of graphitization is low, and energy consumption is big, and production capacity is little.
Chinese patent CN201010108180.7 discloses a kind of vertical high temperature continuous graphitizing furnace, and it includes body of heater, electricity
Extremely to, cooling system and drawing mechanism, body of heater has charging aperture, discharging opening；Proper Design is vertical cylindrical structure；Electrode pair
Be arranged in body of heater, electrode pair comprises upper electrode and lower electrode, upper electrode be located at charging aperture below, upper electrode and under
It is designed as lower cross section between portion's electrode and amass umbrella shape electric field or taper type electric field more than top cross-sectional area；Cooling system position
Between lower electrode and discharging opening.The upper electrode of the vertical high temperature continuous graphitizing furnace of this invention is using the post being disposed vertically
Shape electrode, lower electrode adopts the annular hollow electrode of horizontal positioned, forms umbrella shape high-temperature area, using thing between electrode pair
Body natural flow rule, makes raw material have to pass through the discharging of high temperature graphitization region it is ensured that product quality.But this patent
Material heating is uneven, and cannot discharge in time in heating process foreign gas, additionally, needing in thermometric to open up single survey
Warm passage, is unfavorable for stove inside holding.
Utility model content
The utility model aims to provide a kind of distributed powder heating furnace, and this heating furnace is heated using many electrodes simultaneously,
Heating rate is fast, and more preferably, discharging opening is located at high-temperature region middle to temperature homogeneity simultaneously, and the high-temperature region area of material contact is big,
Heat transfer efficiency is high；Further, material can be with self gravitation continous way by burner hearth, and the time through high-temperature region is long, reaches
To higher temperature, better performance and the production capacity of Geng Gao can be reached.
To achieve these goals, the utility model be employed technical scheme comprise that：
A kind of distributed powder heating furnace, including the body of heater with burner hearth；The top of described burner hearth is provided with Top electrode, burner hearth
Bottom be provided with bottom electrode, this Top electrode and bottom electrode composition electrode pair；It is characterized in that, described Top electrode is contained in a fixed disk
On, the powered electrode that this fixed disk runs through bell with is connected；It is provided with described powered electrode, fixed disk and Top electrode and pass through successively
Logical exhaust passage.
Thus, this heating furnace has Top electrode and annular bottom electrode, utilizes intermediate material to be resistance after upper/lower electrode energising
Heating, forms three-dimensional heating area, and the efficiency of heating surface is more preferable；Additionally, insertion successively is formed with powered electrode, fixed disk and Top electrode
Exhaust passage, be easy to foreign gas and discharge in time.
According to embodiment of the present utility model, the utility model can also be made further optimize, below for optimizing after
The technical scheme being formed：
The quantity of described Top electrode is preferably many, thus forming the column thermal treatment zone and bottom electrode between.
Foreign gas is quickly overflowed for convenience, and without the need in addition opening up thermometric passage, described powered electrode is tool
There is the hollow structure of hollow channel, this hollow channel also serves as thermometric passage and exhaust passage.
The insulation cover that described body of heater comprises crucible and also serves as bell positioned at crucible top；Described insulation cover is provided with charging
Mouthful, described powered electrode passes through this charging aperture.
Preferably, described powered electrode passes through ceramic sleeve and bell insulation.
In order to improve homogeneous heating degree further, described Top electrode has many, and described bottom electrode is annular in shape；Many upper electricity
Form the column thermal treatment zone, this column thermal treatment zone axle centered on burner hearth central shaft, the efficiency of heating surface is more between pole and ring-type bottom electrode
Good.
Further, the bottom centre position of described burner hearth has discharging opening, and this discharging opening is located at the underface of bottom electrode.
Preferably, described discharge outlet is provided with graphite cooling zone and receiving warehouse, is provided with radiating outside this graphite cooling zone
Pipe.
For ceramic crucible or graphite crucible or internal layer is graphite and outer layer is the crucible that pottery is constituted for described crucible.
Described bottom electrode is connected with the support column through bottom of furnace body, and support column is used for external power supply.
In order to improve material homogeneous heating degree further, described powered electrode is as rotary shaft and a driving means phase
Connection, thus, Top electrode rotates together with driving means, as rabbling mechanism, material is heated while stirring.
Preferably, described powered electrode, fixed disk, Top electrode, bottom electrode and support column are graphite material.
Heated material of the present utility model is powder, such as natural flake graphite powder, amorphous graphite, electrographite powder, carbon
Negative material, tar carbon, bitumencarb, resin carbon, coal-based carbon or metal dust.
Compared with prior art, the beneficial effects of the utility model are：
1st, electrode pair is formed by many Top electrodes and annular bottom electrode, the circular cylindrical shape being formed centered on burner hearth axle center is high
Warm area, heating ramp rate is high, and material is long in high-temperature region residence time, more uniform temperature.
2nd, discharging opening is located at high-temperature region middle, and the high-temperature region area that material flows through is bigger, and temperature of charge is high, graphitization journey
Degree is high.
3rd, the utility model heat transfer efficiency is high, effectively improves production capacity, effective save energy.
4th, top powered electrode also serves as thermometric passage and exhaust passage, need not in addition arrange, decrease thermal losses.
Brief description
Fig. 1 is the structure principle chart of one embodiment of the utility model.
In in figure：
1- powered electrode；2- fixed disk；3- Top electrode；4- bottom electrode；5- graphite cooling zone；6- funnel；7- crucible；8- thing
Material；9- receiving warehouse；10- insulation cover；11- radiating tube；12- support column.
Specific embodiment
To describe the utility model in detail below with reference to accompanying drawing and in conjunction with the embodiments.It should be noted that not conflicting
In the case of, the embodiment in the utility model and the feature in embodiment can be mutually combined.For sake of convenience, hereinafter such as
Occur " on ", D score, "left", "right" printed words, only represent consistent with the upper and lower, left and right direction of accompanying drawing itself, not to structure
Play restriction effect.
A kind of distributed powder heating furnace, as shown in figure 1, comprising the feeding funnel 6 of crucible 7, furnace roof, in the middle of funnel 6
Powered electrode 1, powered electrode 1 passes through heat-insulation layer and bell to be connected with the fixed disk 2 in stove, and powered electrode 1 is hollow structure, can
As thermometric passage and exhaust passage, fixed disk 2 to have the Top electrode 3 of uniform arrangement, annular bottom electrode 4 is arranged at crucible 7 bottom,
Intermediate material is utilized to be resistance heating after upper/lower electrode energising, annular bottom electrode 4 is connected with the support column 12 through crucible bottom,
Support column 12 external power supply, crucible bottom discharge outlet has graphite cooling zone 5 and receiving warehouse 9, has coiling outside graphite cooling zone 5
Radiating tube 11.
Thus, this heating furnace has multiple Top electrodes and an annular bottom electrode, can form the circle around burner hearth central shaft
The cylindricality thermal treatment zone, the efficiency of heating surface is more preferable.
Described powered electrode 1, fixed disk 2, Top electrode 3, bottom electrode 4 and support column 12 are graphite material.
Described Top electrode 3 is bar-shaped, and quantity is no less than 2.
Described crucible 7 ceramic crucible, by one of aluminum oxide, zirconium oxide, silica, aluminium nitride, titanium nitride, aluminium nitride
Or multiple composition.
Described crucible 7 can also be graphite crucible, or the crucible for internal layer graphite and outer layer pottery composition.
Described powered electrode 1 is fixed on bell and is insulated with bell by ceramic sleeve.
Described material 8 is powder, such as natural flake graphite powder, amorphous graphite, electrographite powder, carbon negative pole material, Jiao
Oil carbon, bitumencarb, resin carbon, coal-based carbon or metal dust.
The power supply of heated by electrodes is dc source.
The content that above-described embodiment illustrates should be understood to that these embodiments are only used for being illustrated more clearly that the utility model,
Rather than limit scope of the present utility model, after having read the utility model, those skilled in the art are new to this practicality
The modification of the various equivalent form of values of type each falls within the application claims limited range.
Claims (10)
1. a kind of distributed powder heating furnace, including the body of heater with burner hearth；The top of described burner hearth is provided with Top electrode（3）, stove
The bottom of thorax is provided with bottom electrode（4）, this Top electrode（3）And bottom electrode（4）Composition electrode pair；It is characterized in that, described Top electrode
（3）It is contained in a fixed disk（2）On, this fixed disk（2）The powered electrode running through bell with one（1）It is connected；Described powered electrode
（1）, fixed disk（2）And Top electrode（3）Inside it is provided with the exhaust passage of insertion successively.
2. distributed powder heating furnace according to claim 1 is it is characterised in that described powered electrode（1）In having
The hollow structure of empty passage, this hollow channel also serves as thermometric passage and exhaust passage.
3. distributed powder heating furnace according to claim 1 is it is characterised in that described body of heater comprises crucible（7）And position
In crucible（7）Top also serves as the insulation cover of bell（10）；Described insulation cover（10）It is provided with charging aperture, described powered electrode（1）
Through this charging aperture.
4. distributed powder heating furnace according to claim 1 is it is characterised in that described powered electrode（1）By pottery
Sleeve is insulated with bell.
5. distributed powder heating furnace according to claim 1 is it is characterised in that described Top electrode（3）There are many, described
Bottom electrode（4）Annularly；Many Top electrodes（3）With ring-type bottom electrode（4）Between formed the column thermal treatment zone.
6. distributed powder heating furnace according to claim 1 is it is characterised in that the bottom centre position of described burner hearth is opened
There is discharging opening, and discharging opening is located at this bottom electrode（4）Underface.
7. distributed powder heating furnace according to claim 6 is it is characterised in that described discharge outlet is provided with graphite cooling
Area（5）And receiving warehouse（9）, this graphite cooling zone（5）Outside is provided with radiating tube（11）.
8. distributed powder heating furnace according to claim 3 is it is characterised in that described crucible（7）For ceramic crucible or
Graphite crucible or internal layer are graphite and outer layer is the crucible that pottery is constituted.
9. the distributed powder heating furnace according to one of claim 1-8 is it is characterised in that described bottom electrode（4）With wear
Cross the support column of bottom of furnace body（12）Connect, support column（12）For external power supply.
10. the distributed powder heating furnace according to one of claim 1-8 is it is characterised in that described powered electrode（1）Make
It is connected with driving means for rotary shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620793606.XU CN205933249U (en) | 2016-07-26 | 2016-07-26 | Distributing type powder heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620793606.XU CN205933249U (en) | 2016-07-26 | 2016-07-26 | Distributing type powder heating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205933249U true CN205933249U (en) | 2017-02-08 |
Family
ID=57926200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620793606.XU Active CN205933249U (en) | 2016-07-26 | 2016-07-26 | Distributing type powder heating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205933249U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108151298A (en) * | 2018-01-26 | 2018-06-12 | 浙江上能锅炉有限公司 | A kind of heated by electrodes boiler |
| CN109081336A (en) * | 2018-10-24 | 2018-12-25 | 中铝国际工程股份有限公司 | A kind of electricity forges high temperature graphitization furnace |
-
2016
- 2016-07-26 CN CN201620793606.XU patent/CN205933249U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108151298A (en) * | 2018-01-26 | 2018-06-12 | 浙江上能锅炉有限公司 | A kind of heated by electrodes boiler |
| CN109081336A (en) * | 2018-10-24 | 2018-12-25 | 中铝国际工程股份有限公司 | A kind of electricity forges high temperature graphitization furnace |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |