CN206089050U - Carbon nanotube purification system of retrieval and utilization heat energy - Google Patents
Carbon nanotube purification system of retrieval and utilization heat energy Download PDFInfo
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- CN206089050U CN206089050U CN201620987249.0U CN201620987249U CN206089050U CN 206089050 U CN206089050 U CN 206089050U CN 201620987249 U CN201620987249 U CN 201620987249U CN 206089050 U CN206089050 U CN 206089050U
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- acid
- storage tank
- reaction bed
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- carbon nanotube
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Abstract
The utility model provides a carbon nanotube purification system of retrieval and utilization heat energy, includes fluid reaction bed, jacketed pipe heat exchanger, tingle storage tank, pressure filter, stirred tank, grinding machine and drying -machine, fluid reaction bed exhaust in acid vapour lets in jacketed pipe heat exchanger, the acid coolant liquid of jacketed pipe heat exchanger exhaust lets in sour storage tank, the stirred tank is carried to fluid reaction bed exhaust carbon nanotube crude solution after the pressure filter filter -pressing is handled, the machine of grinding is carried to the carbon nanotube crude solution after the stirred tank is handled, obtains finished product carbon nanotube through drying -machine drying process at last. The heat exchanger communicates with fluid reaction bed and stirred tank pipeline respectively, sour storage tank and reaction bed pipeline intercommunication. The utility model discloses, pipe -line transportation to fluid reaction bed is passed through to acidizing fluid in the sour storage tank, and the water by after the heating in the container in the heat exchanger passes through pipe -line transportation to fluid reaction bed and stirred tank, supplies its use.
Description
Technical field
The utility model is related to a kind of Carbon nanotube purification system of reuse heat energy, belongs to CNT production technology neck
Domain.
Background technology
CNT is a kind of tubular nanometer material being made up of carbon atom.Tube wall contains multilayer carbon atom and is referred to as many walls
CNT（MWNT）, containing individual layer carbon atom SWCN is referred to as（SWNT）.CNT since be found, one
It is straight of interest as researcher with its unique structure and excellent performance.Novel conductive/high-strength meet material, electronic device,
The aspects such as catalyst carrier material have potential application prospect.
The preparation technology of CNT mainly has：Arc discharge method, laser ablation method, chemical vapour deposition technique, solid-phase thermal
Solution, flame synthesis, electric glow discharge method and polymerisation synthetic method etc..Wherein, the application of chemical vapour deposition technique (CVD)
The most extensively, the method is to allow gaseous alkanes by being attached with the template of catalyst granules, under conditions of 600～1200 DEG C,
Gaseous hydrocarbon decomposes generation CNT.One outstanding advantages of this method are that Residual reactants are gas, may exit off reaction
System, obtains the higher CNT of purity, while temperature also need not be very high, comparatively saves energy.However, CVD
Method need to use transition-metal catalyst, and such as Fe, Co, Ni and its alloy are used as catalyst.This causes prepared carbon nanometer
Often metal impurities containing high level in pipe, the presence of metal impurities can directly affect performance and the application of CNT.
The technique that metal impurities are removed from CNT is referred to as purified.CNT can be produced during purification reaction
Acid mist and spent acid.At present, acid mist and spent acid not only cause problem of environmental pollution all not through recycling, and increase
Production cost.
Utility model people has found through retrieval：Application No. 201510466039.7, the entitled CNT of utility model
Method of purification, the patent discloses a kind of CNT method of purification, and the CNT method of purification is mainly included the following steps that：
A, during fixed bed or fluid unit prepare CNT or prepare after the completion of, be passed through reducing gas and/or indifferent gas
Body, specially hydrogen and/or carbon dioxide, the temperature of reaction is that between 100 DEG C -800 DEG C, the reaction time is 3-60 minutes,
Gas flow rate is between 0.06m3/h-1000m3/h；B, stopping are passed through reducing gas, and in the protection of inert gas room is dropped to
Temperature, inert gas is nitrogen and/or argon gas, that is, obtain the CNT that purity is more than 99.5%.The utility model CNT
Method of purification can be simple to operate with process is simple on the premise of carbon pipe is not injured Impurity removal, purification efficiency it is high and
The advantages of cost is relatively low, is adapted to the CNT purification of industrial mass.But in the patent, after being passed through inert gas, and
Fully the oxidizing gas in fixed bed or fluid unit can not all be excluded, in fact, it is difficult to accomplish CNT
Can cool down in reducing gas and/or inert gas and not by autoxidation, cause CNT purity do not reach 99.5% with
On.
Utility model people also has found through retrieval：Application No. 201210476918.4, entitled one kind of utility model is pure
The method of carbon nano tube, the utility model discloses a kind of method of purifying carbon nano-tube, it is comprised the steps of：Using rope
Family name's extraction method extracts the impurity in CNT crude product：First extracted with acid with strong oxidizing property, then deionized water is extracted.The practicality is new
The method of the purifying carbon nano-tube of the type acid with strong oxidizing property purifying carbon nano-tube for being in boiling temperature, handling process is simple, place
The reason time is short, eliminates the processes such as suction filtration, centrifugation and substantially increases the efficiency of purifying carbon nano-tube；Purification process is to carbon nanometer
The damage that pipe is caused is little, and CNT after purification is heat-resist and with good reactivity and compatibility；And acid can
Recycled with reclaiming, greatly save resource.Although the patent describes the partial impurities removed in CNT crude product, but
It is to have no mention of how to separate acid with strong oxidizing property and the impurity in deionized water, it can be reused, is unfavorable for industry
Change a large amount of production applications.
Utility model content
In order to solve above-mentioned problem, the utility model discloses a kind of Purification of Carbon Nanotubes system of reuse heat energy
System, its concrete technical scheme is as follows：
A kind of Carbon nanotube purification system of reuse heat energy, including fluid reaction bed, jacketed type exchanger, acid storage tank, pressure
Filter, stirred tank, grinder and dryer, the fluid reaction bed is reacted for carbon nanometer tube material powder and acid solution
Place, the jacketed type exchanger is used for the acid vapors that cooling fluid reaction bed is produced, and the acid storage tank is used to store chuck
The formula heat exchanger acid solution that obtains of cooling, the filter press is used to extruding the liquid in CNT crude product, the stirred tank and grinds
Grinding machine is used to be well mixed by CNT crude product and with non-oxidizable acid solution, and rinses out the metal in CNT crude product
Ionic impurity, the dryer is used to dry CNT,
The acid vapors that the fluid reaction bed is discharged are passed through jacketed type exchanger, the acid that the jacketed type exchanger is discharged
Property coolant be passed through acid storage tank, the CNT crude product solution that the fluid reaction bed is discharged is defeated after filter press press filtration process
Stirred tank is sent to, the CNT crude product solution after agitated kettle is processed is transported to grinder, eventually passes at drier
Reason obtains finished product CNT.
The jacketed type exchanger is respectively with fluid reaction bed and stirred tank by pipeline communication, the acid storage tank and reaction
Bed passes through pipeline communication.
The jacketed type exchanger includes container and chuck, and the chuck is enclosed in the bottom of container and surrounding, the folder
Space is left between set and container, helical wind-guiding track is provided with the space, the helical wind-guiding track is fixed with chuck.
The upper end of the chuck is provided with steam inlet, and the steam inlet is tangent with chuck, and the lower end of the chuck sets
Cooling liquid outlet is equipped with, the top of the container is provided with liquid outlet, and the bottom of the container is provided with inlet,
Acid vapors from fluid reaction bed are entered in chuck from steam inlet, are formed by the cooling effect of chuck
Coolant, and discharge from cooling liquid outlet, in being passed into acid storage tank, flowing in the container is passed through for acid in cooling jacket
The industry solution of steam.
The helical wind-guiding track is threaded to cooling liquid outlet from steam inlet, and the height of the helical wind-guiding track is more than
1/2 of space between chuck and container, the consistency of thickness from top to bottom of the helical wind-guiding track.
The Surface coating of the jacketed type exchanger has heat-insulation layer.
Be provided with air pump in the acid storage tank, the air pump from the bottom of acid storage tank to acid storage tank in convey air, be used for
Acid solution in acid storage tank is well mixed.
Operation principle of the present utility model is：
There is chemical reaction in the utility model, carbon nanometer tube material powder and acid solution, generate carbon and receive on fluid reaction bed
Mitron, can produce acid mist in the course of reaction, in being directly discharged to air, not only pollute environment, while industrial chemicals is wasted, will
Acid mist is passed in jacketed type exchanger, and acid mist is cooled to into acid solution, then the acid solution is passed in the first acid storage tank, adjustment the
The PH of the acid solution in one acid storage tank, you can reuse.
The CNT crude product solution generated on fluid reaction bed is input to filter press, filter cake is obtained, then by the filter cake
In being put into stirred tank, non-oxidizing acid is added, the impurity metal ion on CNT crude product surface is rinsed out, in stirred tank
To CNT crude product be transported to grinder, the CNT obtained in grinder entered after drier, you can obtain
Finished product CNT.
The beneficial effects of the utility model are：
1. the utility model, the acid vapors obtained from fluid reaction bed, after jacket heat-exchanger is cooled down, are passed through acid
In storage tank, can directly be adjusted being used after pH value, the total acid solution of CNT crude product solution is after filter press and stirred tank
Also it is recycled；
2. the utility model, is provided with helical wind-guiding track, helical wind-guiding track pair in the chuck in jacketed type exchanger
Acid vapors in chuck have guide functions, extend the time of staying of the steam in chuck, the liquid in acid vapors and container
Body fully carries out heat exchange, improves heat exchanger effectiveness, improves heat utilization rate；
3. the utility model, the acid solution in acid storage tank is pipelined to fluid reaction bed, in the container in heat exchanger
Be heated after water be pipelined to fluid reaction bed and stirred tank, use for it；
4. the utility model, is provided with air pump in acid storage tank, air pump from the bottom of acid storage tank to acid storage tank in convey air,
Acid solution in acid storage tank can be well mixed, be conducive to accurately adjusting the PH of acid solution；
5. the utility model, the Surface coating of jacketed type exchanger has heat-insulation layer, the heat energy in acid vapors in chuck
Fully by the liquid absorption in container, the heat utilization rate in sour gas is fully improved, it is to avoid industrial heat energy is wasted.
Description of the drawings
Fig. 1 is annexation schematic diagram of the present utility model,
Fig. 2 is the structural representation of jacketed type exchanger of the present utility model,
Reference numerals list：1-liquid outlet, 2-container, 3-steam inlet, 4-chuck, 5-helical wind-guiding track,
6-inlet, 7-cooling liquid outlet.
Specific embodiment
With reference to the accompanying drawings and detailed description, the utility model is further elucidated.It should be understood that following specific embodiment parties
Formula is merely to illustrate the utility model rather than limits scope of the present utility model.
Fig. 1 is annexation schematic diagram of the present utility model, visible with reference to accompanying drawing, a kind of this CNT of reuse heat energy
Purification system, including fluid reaction bed, jacketed type exchanger, acid storage tank, filter press, stirred tank, grinder and dryer, it is described
Fluid reaction bed is used for the place that carbon nanometer tube material powder and acid solution are reacted, and the jacketed type exchanger is used to cool down stream
The acid vapors that precursor reactant bed is produced, the acid storage tank is used to store the acid solution that jacketed type exchanger cooling is obtained, the press filtration
Machine is used to extruding liquid in CNT crude product, the stirred tank and grinder be used for by CNT crude product and with it is non-oxide
Property acid solution be well mixed, and rinse out the impurity metal ion in CNT crude product, the dryer is used for carbon nanometer
Pipe is dried.
The acid vapors that the fluid reaction bed is discharged are passed through jacketed type exchanger, the acid that the jacketed type exchanger is discharged
Property coolant be passed through acid storage tank, the CNT crude product solution that the fluid reaction bed is discharged is defeated after filter press press filtration process
Stirred tank is sent to, the CNT crude product solution after agitated kettle is processed is transported to grinder, eventually passes at drier
Reason obtains finished product CNT.
The heat exchanger respectively with fluid reaction bed and stirred tank pipeline communication, the acid storage tank and fluid reaction bed pipeline
Connection.Acid solution in acid storage tank is pipelined to fluid reaction bed, uses for it, the water bronze drum after being heated in heat exchanger
Pipeline is used to fluid reaction bed and stirred tank for it.
Fig. 2 is the structural representation of jacketed type exchanger of the present utility model, visible with reference to accompanying drawing, the jacket type heat exchange
Device includes container 2 and chuck 4, and the chuck 4 is enclosed in the bottom of container 2 and surrounding, leaves between the chuck 4 and container 2
Space, is provided with helical wind-guiding track 5 in the space, the helical wind-guiding track 5 is fixed with chuck 4.Helical wind-guiding track 5
For the acid vapors in chuck 4 have certain cushioning effect, it is to avoid steam vertically declines, do not have to be handed over the fully heat of container 2
Change, meanwhile, helical wind-guiding track 5 has guide effect to acid vapors, extends the time of contact of acid vapors and container 2, increases
Large access area, improves the completeness of heat exchange.
The upper end of the chuck 4 is provided with steam inlet 3, and the steam inlet 3 is tangent with chuck 4, under the chuck 4
End is provided with cooling liquid outlet 7, and the top of the container 2 is provided with liquid outlet 1, and the bottom of the container 2 is provided with inlet
6。
Acid vapors from fluid reaction bed are entered in chuck 4 from steam inlet 3, by the cooling effect of chuck 4
Coolant is formed, and is discharged from cooling liquid outlet 7, in being passed into acid storage tank, flowing in the container 2 is passed through for cooling jacket
The industry solution of acid vapors in 4.
The helical wind-guiding track 5 is threaded to cooling liquid outlet 7, the height of the helical wind-guiding track 5 from steam inlet 3
More than 1/2 of the space between chuck 4 and container 2, the consistency of thickness from top to bottom of the helical wind-guiding track 5.Acid
Property steam-energy is smoothly entered in helical wind-guiding track 5.
The Surface coating of the jacketed type exchanger has heat-insulation layer.The heat energy in acid vapors in chuck 4 is fully held
Liquid absorption in device 2, fully improves the heat utilization rate in sour gas, it is to avoid industrial heat energy is wasted.
Be provided with air pump in the acid storage tank, the air pump from the bottom of acid storage tank to acid storage tank in convey air, be used for
Acid solution in acid storage tank is well mixed.In the presence of air stream, air stream agitates the acid solution in acid storage tank effect, acid
Liquid is in continuous turbulence state, is conveniently adjusted and obtains accurate pH value.
Technological means disclosed in the utility model scheme is not limited only to the technological means disclosed in above-mentioned technological means, also
Constituted technical scheme is combined including by above technical characteristic.
With it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, by above-mentioned description, related work people
Member can carry out various change and modification in the range of without departing from this utility model technological thought completely.This reality
The content being not limited to new technical scope on specification, it is necessary to its technology is determined according to right
Property scope.
Claims (7)
1. a kind of Carbon nanotube purification system of reuse heat energy, is characterized in that including fluid reaction bed, jacketed type exchanger, acid storage
Tank, filter press, stirred tank, grinder and dryer, the fluid reaction bed is used for carbon nanometer tube material powder and acid solution to be carried out
The place of reaction, the jacketed type exchanger is used for the acid vapors that cooling fluid reaction bed is produced, and the acid storage tank is used to deposit
The acid solution that storage jacketed type exchanger cooling is obtained, the filter press is used to extrude the liquid in CNT crude product, the stirring
Kettle and grinder are used to be well mixed by CNT crude product and with non-oxidizable acid solution, and rinse out in CNT crude product
Impurity metal ion, the dryer be used for CNT is dried,
The acid vapors that the fluid reaction bed is discharged are passed through jacketed type exchanger, and it is acid cold that the jacketed type exchanger is discharged
But liquid is passed through acid storage tank, and the CNT crude product solution that the fluid reaction bed is discharged is transported to after filter press press filtration process
Stirred tank, the CNT crude product solution after agitated kettle is processed is transported to grinder, eventually passes drier and processes
To finished product CNT.
2. a kind of Carbon nanotube purification system of reuse heat energy according to claim 1, is characterized in that the jacket type is changed
Respectively with fluid reaction bed and stirred tank by pipeline communication, the acid storage tank passes through pipeline communication to hot device with reaction bed.
3. a kind of Carbon nanotube purification system of reuse heat energy according to claim 1, is characterized in that the jacket type is changed
Hot device includes container and chuck, and the chuck is enclosed in the bottom of container and surrounding, between the chuck and container space is left,
Helical wind-guiding track is provided with the space, the helical wind-guiding track is fixed with chuck.
4. a kind of Carbon nanotube purification system of reuse heat energy according to claim 3, is characterized in that the chuck
Upper end be provided with steam inlet, the steam inlet is tangent with chuck, and the lower end of the chuck is provided with cooling liquid outlet, institute
The top for stating container is provided with liquid outlet, and the bottom of the container is provided with inlet,
Acid vapors from fluid reaction bed are entered in chuck from steam inlet, and by the cooling effect of chuck cooling is formed
Liquid, and discharge from cooling liquid outlet, in being passed into acid storage tank, flowing in the container is passed through for acid vapors in cooling jacket
Industry solution.
5. a kind of Carbon nanotube purification system of reuse heat energy according to claim 4, is characterized in that the helical wind-guiding
Track is threaded to cooling liquid outlet from steam inlet, and the height of the helical wind-guiding track is more than the space between chuck and container
1/2, the consistency of thickness from top to bottom of the helical wind-guiding track.
6. a kind of Carbon nanotube purification system of reuse heat energy according to claim 1, is characterized in that the jacket type is changed
The Surface coating of hot device has heat-insulation layer.
7. the Carbon nanotube purification system of a kind of reuse heat energy according to claim 1, in it is characterized in that the acid storage tank
Be provided with air pump, the air pump from the bottom of acid storage tank to acid storage tank in convey air, for the acid solution in acid storage tank to be mixed
Uniformly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620987249.0U CN206089050U (en) | 2016-08-31 | 2016-08-31 | Carbon nanotube purification system of retrieval and utilization heat energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620987249.0U CN206089050U (en) | 2016-08-31 | 2016-08-31 | Carbon nanotube purification system of retrieval and utilization heat energy |
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| Publication Number | Publication Date |
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| CN206089050U true CN206089050U (en) | 2017-04-12 |
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ID=58474890
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620987249.0U Expired - Fee Related CN206089050U (en) | 2016-08-31 | 2016-08-31 | Carbon nanotube purification system of retrieval and utilization heat energy |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106185870A (en) * | 2016-08-31 | 2016-12-07 | 无锡东恒新能源科技有限公司 | The Carbon nanotube purification system of reuse heat energy |
| CN111348643A (en) * | 2020-03-13 | 2020-06-30 | 内蒙古骏成新能源科技有限公司 | Carbon nano tube purified by gas phase damping method, device and purification method |
| CN112830476A (en) * | 2021-01-23 | 2021-05-25 | 南通恩普热能技术有限公司 | Carbon nanotube purification system for recycling heat energy |
-
2016
- 2016-08-31 CN CN201620987249.0U patent/CN206089050U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106185870A (en) * | 2016-08-31 | 2016-12-07 | 无锡东恒新能源科技有限公司 | The Carbon nanotube purification system of reuse heat energy |
| CN111348643A (en) * | 2020-03-13 | 2020-06-30 | 内蒙古骏成新能源科技有限公司 | Carbon nano tube purified by gas phase damping method, device and purification method |
| CN112830476A (en) * | 2021-01-23 | 2021-05-25 | 南通恩普热能技术有限公司 | Carbon nanotube purification system for recycling heat energy |
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| GR01 | Patent grant | ||
| 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: 20170412 Termination date: 20180831 |