CN203881125U - Expandable-material heat treatment device - Google Patents
Expandable-material heat treatment device Download PDFInfo
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- CN203881125U CN203881125U CN201420282189.3U CN201420282189U CN203881125U CN 203881125 U CN203881125 U CN 203881125U CN 201420282189 U CN201420282189 U CN 201420282189U CN 203881125 U CN203881125 U CN 203881125U
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- feeding pipe
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Abstract
The utility model belongs to the field of material heat treatment and provides an expandable-material heat treatment device. The expandable-material heat treatment device comprises a heating device. The heating device is provided with a heating area. A material conveying pipeline penetrates through the heating area. Materials can continuously pass through the material conveying pipeline for heat treatment. One end of the material conveying pipeline penetrates through the heating device to be communicated with a collecting device. The collecting device is used for collecting the materials obtained after heat treatment. A feeding port is formed in the other end of the material conveying pipeline. The material conveying pipeline is provided with a guiding structure used for changing the material conveyance route so that the heating time of the materials can be adjusted. The expandable-material heat treatment device is low in manufacturing cost, appropriate in size, good in heat treatment effect and suitable for industrial production.
Description
Technical field
The utility model relates to Equipment for Heating Processing, is specially a kind of inflatable material Equipment for Heating Processing.
Background technology
In existing various high performance material preparation technology, need to carry out high-temperature heat treatment to realize corresponding chemistry or physical process to material.Existing high-temperature processing device comprises intermittent batch-type furnace or Muffle furnace, semicontinuous pusher furnace or chain-conveyer furnace etc.But, all existing high temperature treating devices can only be processed for the little material of physical aspects change after high-temperature process, as high temperature sintering of the high-temperature baking of ordinary material, material etc., if there is great variety in the material form (as volume) of material after high-temperature process, the 50-500 that for example expands words doubly, existing equipment is very difficult to the processing meeting of these materials, and productive rate is low.
For example, utilizing oxidation-reduction method to prepare in the technique of Graphene, industrial graphite oxide adopts the technique of high-temperature expansion to carry out as this step 1 of graphene oxide, after high-temperature expansion, the volume of material can expand and reach hundreds of times, and therefore common high-temperature processing device cannot meet required technological requirement.
At present, for the heat treatment of above-mentioned inflatable material, the batch (-type) Muffle furnace high temperature treating devices that adopt in technique more, but, single treatment amount can only reach 1-10g, in a huge space, put into a small amount of pending graphite oxide, and need to reserve the graphite of enough spaces to the volumetric expansion of being heated after being oxidized, simultaneously in order to reach the suitable heat time, need larger heating interval, cause like this Equipment for Heating Processing size too large, not only cost is high but also can not adjust by actual demand, simultaneously, in processing procedure, be open environment substantially, without atmosphere protection, make graphene oxide oxidizing fire loss late larger.In addition, high temperature Muffle furnace is due to turnover feeding discharging intermittently, and burner hearth is opening and closing off and on, and equipment thermal loss is huge, and process costs is higher.
Utility model content
The purpose of this utility model is to provide a kind of inflatable material Equipment for Heating Processing, be intended to solve that existing inflatable material Equipment for Heating Processing size is huge, cost is high, can not heat-treat continuously, single treatment amount seldom and the not good technical problem for the treatment of effect.
The utility model is achieved in that a kind of inflatable material Equipment for Heating Processing, comprises heater, and described heater is provided with heating region, in described heating region, is penetrated with feeding pipe, and material can be heat-treated by described feeding pipe continuously; One end of described feeding pipe passes described heater and communicates with material collecting device, and described material collecting device is for collecting the material through heat treated, and the other end of described feeding pipe is provided with charging aperture; Described feeding pipe is provided with for changing mass transport stroke to regulate the guide frame of material heat time.
Preferably, described guide frame is made up of at least one block piece, and described block piece is located at described feeding pipe inner surface obliquely; In the time that the number of described block piece is more than or equal to 2, between block piece and block piece, be interspersed.More preferably, described block piece is baffle plate.
Preferably, at least part of section that described guide frame is described feeding pipe, the sectional pipeline of this in the shape of a spiral, and is positioned at described heating region.More preferably, the middle part that described part section is described feeding pipe.
Preferably, described guide frame is helical axis or spiral handspike, and described helical axis or spiral handspike are actively located in described feeding pipe.
As further improvement, described Equipment for Heating Processing also comprises induced draught system, and described induced draught system is connected with described material collecting device.
Further, described charging aperture is provided with blanking bin and the first gas piping, and described blanking bin is provided with the second gas piping and vacuum line.
Preferably, described feeding pipe is detachable.
Preferably, described induced draught system comprises air-introduced machine, filter and wind pipe, and described wind pipe communicates with described material collecting device by described filter.
Above-mentioned inflatable material Equipment for Heating Processing, by being set, guide frame changes the delivery stroke of material, extend thus the residence time (be heat time) of material in heating region, finally reach the object that realizes the regulation and control heat time in reduced size space, simultaneously, material contacts with guide frame, and transmission efficiency that can Quick high heat, realizes good heat treated effect.And because the setting of material collecting device, material can pass through continuously from feeding pipe, then entering material collecting device collects, avoid the dimensional requirement excessive to heater after material expanded by heating, make can complete a large amount of material heat treatment under the condition that does not change heater size, reduce process costs, obtained good treatment effect simultaneously.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model one embodiment;
Fig. 2 is the schematic diagram of the utility model one guide frame;
Fig. 3 is another guide frame schematic diagram of the utility model;
Fig. 4 is the utility model guide frame schematic diagram again.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
A kind of inflatable material Equipment for Heating Processing, comprises heater, and described heater is provided with heating region, in described heating region, is penetrated with feeding pipe, and material can be heat-treated by described feeding pipe continuously; One end of described feeding pipe passes described heater and communicates with material collecting device, and described material collecting device is for collecting the material through heat treated, and the other end of described feeding pipe is provided with charging aperture; Described feeding pipe is provided with for changing mass transport stroke to regulate the guide frame of material heat time.
Above-mentioned Equipment for Heating Processing is in the time of work, material enters heating region by feeding pipe, regulate and control the heat time of material by the guide frame of feeding pipe, make can realize the most rational material pretreatment time (the concrete time determines by concrete material) in shorter space, simultaneously, set up material collecting device, make the material after expanding can enter material collecting device and collect, make so whole technical process to carry out continuously, can realize the disposable processing of large batch of material simultaneously, and the size of heater can greatly reduce, and can reduce thus energy consumption.
As further improvement, described charging aperture is provided with blanking bin and the first gas piping, and described blanking bin is provided with the second gas piping and vacuum line.Wherein, can realize material in vacuum environment by vacuum line; and be filled with the mist of inert gas or inert gas and hydrogen (for example hydrogen ratio is 0.1%-100%) by the first gas piping and the second gas piping; making whole heating process is closed protective atmosphere environment, has greatly reduced the heat loss of material in heat treatment process.And inert gas can, simultaneously as the purge gas of material, by controlling flow and the speed of purge gas, then coordinate the setting of guide frame, can adjust the suitable heat time of material, make the material after heat treated meet production requirement.
Further, described Equipment for Heating Processing also comprises induced draught system, and described induced draught system is connected with described material collecting device, and preferably, described induced draught system is that sealing is connected with described material collecting device.Again preferably, described induced draught system comprises air-introduced machine, filter and wind pipe, and described wind pipe communicates with described material collecting device by described filter.Wherein, the exhausting speed of air-introduced machine also can affect the residence time of material at heating region, so can further regulate and control by the adjustment of air-introduced machine speed the heat time of material, in addition, the setting of filter is the loss in order to reduce material.Air-introduced machine is frequency conversion fan preferably.
For guide frame, can set up on described feeding pipe, can be also at least a portion of described feeding pipe.We can preferred following concrete structure, but is not limited to following severally, as long as can realize change mass transport stroke, thereby reaches the guide frame of adjusting material heat time.
Particularly, a kind of guide frame, referring to Fig. 2, described guide frame is made up of at least one block piece 19, and described block piece 19 is located at described feeding pipe 15 inner surfaces obliquely; In the time that the number of described block piece 19 is more than or equal to 2, between block piece and block piece, be interspersed.Angle between block piece 19 and feeding pipe 15 inner surfaces can repeatedly be adjusted and obtain suitable angle according to industrial practice demand, for example downward 10 °-60 °, this angle must make material in feeding pipe, to transmit smoothly, and angle of inclination can make block piece change material fall stroke and affect material fall speed, thus the heat time is regulated and controled.If have above-mentioned purge gas, induced draught system etc., can be further affect the time in the heating region 17 that material resides in heater 18 by purge gas flow, speed and exhausting speed etc., these parameters all can be adjusted setting according to the required thermal material required time that adds of reality.Because need high-temperature heating, thus block piece need to be made by resistant to elevated temperatures material, for example quartzy, ceramic etc.The shape of block piece is determined according to the shape of feeding pipe, object is to play to change falling material direction, make material between block piece, contact the effect of transmission, in practical operation, should be at least all contact successively each block piece and transmit to heat and be as the criterion to realize most of material.Can be preferably and the suitable baffle plate of pipe shape.
Another kind of guide frame, referring to Fig. 3, described guide frame is at least part of section of described feeding pipe 15, the sectional pipeline of this in the shape of a spiral, and is positioned at described heating region.More preferably, the middle part that described part section is described feeding pipe.By Fig. 3, we can see, a part for conveyance conduit is bent into helical form, material is carried in conveyance conduit, like this in same bulk, can extend the stroke of material, lengthen thus the residence time of material in the heating region 17 of heater 18, realized the technique effect as above-mentioned baffle plate.Certainly, feeding pipe being all designed to helical form is also fine.The length of helical form part and the size of feeding pipe thereof can be determined according to heating required time and material treating capacity.
Another guide frame, referring to Fig. 4, described guide frame is helical axis or spiral handspike 16, described helical axis or spiral handspike 16 are actively located in described feeding pipe 15.Rotate by helical axis or spiral handspike, material from top to bottom transports, and the transport path that makes thus material is helical form, has extended thus material stroke, lengthen its residence time in the heating region 17 of heater 18, can in shorter size, realize enough heat times.Wherein, the rotating speed of helical axis or the speed of spiral handspike, spiral angle become the factor that affects the material heat time, and this can regulate according to reality is required.Preferably, helical axis or spiral handspike are nested in described feeding pipe just, just can be movable flexibly in conveyance conduit, and make like this material less fall by the gap between helical axis or spiral handspike and described feeding pipe inner surface.
In addition, with the closely-related feeding pipe of guide frame can be detachable, can process separately like this, while re-using, be installed on heater, convenient and swift.And we can also set up metering device in Equipment for Heating Processing, to realize the feeding quantity control of material.
Certain above-mentioned Equipment for Heating Processing also can be processed unexpansive material.Here we with heat-treated after dilatable material for telling about emphasis.Above-mentioned Equipment for Heating Processing can realize the serialization high-temperature process to powder material, adopts short or short as far as possible heating element heater, can reach the object of adjusting the material high-temperature process time by flexible structure adjustment, greatly reduces the energy consumption of material high-temperature process.Under the identical process time requires, the utility model greatly reduces the setting height(from bottom) of equipment, has reduced the requirement of industrialization to production environment simultaneously, and suitability for industrialized scale is promoted.
Below enumerate again an Equipment for Heating Processing example of selecting from above-mentioned various Equipments for Heating Processing, for setting forth better the utility model scheme.
Referring to Fig. 1, a kind of inflatable material Equipment for Heating Processing, comprises vacuum line 2, the first gas piping 5, the second gas piping 1, blanking bin 3, metering blanking machine 4, electrical heating region 6, feeding pipe 15 (can be quartz ampoule etc.), baffle plate (or claiming striker plate) 8, high temperature furnace (being the one of heater) 7, rewinding bucket (being the one of material collecting device) 9, sealing flange 10, filter screen (being the one of filter) 11, frequency converting induced draft fan 12, wind pipe 14, gas outlet 13.This Equipment for Heating Processing will vacuumize in conveyance conduit 15 by vacuum line 2; and carry out the filling of protective atmosphere by the first gas piping 5 and the second gas piping 1; this protective atmosphere is simultaneously as purge gas; affect speed and the heat time of material in conveyance conduit; in addition; by sealing flange 10 grades, heater 7 and material collecting device 9 are connected and sealed, to ensure the closure protective atmosphere environment of heating process, reduce thermal losses.Frequency converting induced draft fan 12 is extracted gas out, and gas is discharged by gas outlet 13, and the exhausting speed of air-introduced machine also affects the fall time of material.
Thereby equipment shown in Fig. 1 is adjusted powder stroke in equipment by the technique adjustment of baffle number, purge gas flow, frequency conversion fan exhausting speed and is adjusted the high-temperature process time, can realize the high temperature continuous treatment to material, greatly reduce device height, be more practically applicable to the serialization industrial production of powder material.
Equipment shown in Fig. 1 is applied in the preparation technology of expanded graphite and Graphene, the general control heat time is 1 second-10 minutes, 5 seconds-60 seconds the bests.Concrete as embodiment 1.
Embodiment 1:
The device structure that adopts Fig. 1, material baffle quantity is 4, stove heating-up temperature is 1100 degrees Celsius, by the metering blanking processing of 1kg/h, by adjusting nitrogen flow rate and rotation speed of fan, realizes material and is about 20min from feed opening to rewinding bucket journey time.Can obtain so the satisfactory expanded graphite after expansion.
Guide frame in Fig. 1 is changed to the helical axis shown in Fig. 4, following embodiment 2:
Wherein, screw spiral quantity is designed to 3 circles, and stove heating-up temperature is 1100 degrees Celsius, by the metering blanking processing of 1kg/h, by adjusting nitrogen flow rate and rotation speed of fan, realizes material and is about 30min from feed opening to rewinding bucket journey time.Can obtain meeting the graphene oxide after the expansion of production requirement.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. an inflatable material Equipment for Heating Processing, comprises heater, it is characterized in that, described heater is provided with heating region, in described heating region, is penetrated with feeding pipe, and material can be heat-treated by described feeding pipe continuously; One end of described feeding pipe passes described heater and communicates with material collecting device, and described material collecting device is for collecting the material through heat treated, and the other end of described feeding pipe is provided with charging aperture; Described feeding pipe is provided with for changing mass transport stroke to regulate the guide frame of material heat time.
2. inflatable material Equipment for Heating Processing as claimed in claim 1, is characterized in that, described guide frame is made up of at least one block piece, and described block piece is located at described feeding pipe inner surface obliquely; In the time that the number of described block piece is more than or equal to 2, between block piece and block piece, be interspersed.
3. inflatable material Equipment for Heating Processing as claimed in claim 2, is characterized in that, described block piece is baffle plate.
4. inflatable material Equipment for Heating Processing as claimed in claim 1, is characterized in that, at least part of section that described guide frame is described feeding pipe, and the sectional pipeline of this in the shape of a spiral, and is positioned at described heating region.
5. inflatable material Equipment for Heating Processing as claimed in claim 4, is characterized in that, the middle part that described part section is described feeding pipe.
6. inflatable material Equipment for Heating Processing as claimed in claim 1, is characterized in that, described guide frame is helical axis or spiral handspike, and described helical axis or spiral handspike are actively located in described feeding pipe.
7. inflatable material Equipment for Heating Processing as claimed in claim 1, is characterized in that, described Equipment for Heating Processing also comprises induced draught system, and described induced draught system is connected with described material collecting device.
8. the inflatable material Equipment for Heating Processing as described in claim 1-7 any one, is characterized in that, described charging aperture is provided with blanking bin and the first gas piping, and described blanking bin is provided with the second gas piping and vacuum line.
9. inflatable material Equipment for Heating Processing as claimed in claim 1, is characterized in that, described feeding pipe is detachable.
10. inflatable material Equipment for Heating Processing as claimed in claim 7, is characterized in that, described induced draught system comprises air-introduced machine, filter and wind pipe, and described wind pipe communicates with described material collecting device by described filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282189.3U CN203881125U (en) | 2014-05-29 | 2014-05-29 | Expandable-material heat treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282189.3U CN203881125U (en) | 2014-05-29 | 2014-05-29 | Expandable-material heat treatment device |
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| Publication Number | Publication Date |
|---|---|
| CN203881125U true CN203881125U (en) | 2014-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420282189.3U Expired - Fee Related CN203881125U (en) | 2014-05-29 | 2014-05-29 | Expandable-material heat treatment device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106006627A (en) * | 2016-07-08 | 2016-10-12 | 张麟德 | High-temperature reaction device and graphene material production system |
| CN107255281A (en) * | 2017-07-01 | 2017-10-17 | 南京理工大学 | A kind of powder continuous heat system |
| CN114574682A (en) * | 2022-03-07 | 2022-06-03 | 佛山市和而盛电子科技有限公司 | Tempering furnace and working method thereof |
-
2014
- 2014-05-29 CN CN201420282189.3U patent/CN203881125U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106006627A (en) * | 2016-07-08 | 2016-10-12 | 张麟德 | High-temperature reaction device and graphene material production system |
| WO2018006743A1 (en) * | 2016-07-08 | 2018-01-11 | 张麟德 | High temperature reaction device and graphene material production system |
| CN106006627B (en) * | 2016-07-08 | 2019-03-29 | 张麟德 | A kind of pyroreaction device and grapheme material production system |
| CN107255281A (en) * | 2017-07-01 | 2017-10-17 | 南京理工大学 | A kind of powder continuous heat system |
| CN114574682A (en) * | 2022-03-07 | 2022-06-03 | 佛山市和而盛电子科技有限公司 | Tempering furnace and working 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20200529 |