CN206645821U - A kind of graphene expanding apparatus - Google Patents
A kind of graphene expanding apparatus Download PDFInfo
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- CN206645821U CN206645821U CN201720385935.5U CN201720385935U CN206645821U CN 206645821 U CN206645821 U CN 206645821U CN 201720385935 U CN201720385935 U CN 201720385935U CN 206645821 U CN206645821 U CN 206645821U
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- heater
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Abstract
A kind of graphene process units is the utility model is related to, particularly discloses a kind of graphene expanding apparatus.The graphene expanding apparatus, including feed system, expanded system and the collected offline system being sequentially connected, it is characterised in that：The feed system includes the feeding screw of top connection feeding warehouse；Expanded system includes the body of heater being arranged on furnace body support, and running through in body of heater has revolution boiler tube, and the heating system of cladding revolution boiler tube is provided with body of heater；Collected offline system includes collector；The import of the outlet revolution boiler tube of feeding screw；Turn round the import of the outlet connection collector of boiler tube.The utility model is simple in construction, stable, reasonable in design, not only solves material collection problem in puffing process, and collection efficiency is high, and is applied to high-temperature technique, is adapted to large-scale production.
Description
（One）Technical field
A kind of graphene process units is the utility model is related to, more particularly to a kind of graphene expanding apparatus.
（Two）Background technology
At present, the main preparation method of graphene is Physical and chemical method.Wherein, oxidation-thermal reduction prepares graphite
Alkene is current prevailing technology.In the market thermal reduction equipment is mostly open equipment, in puffing process caused a large amount of gases and
The enormousness change of powder, causes collection efficiency relatively low, in some instances it may even be possible to occurs that dust is revealed, causes serious environmental pollution
And occupational disease hazards, influence the health of people.
Chinese invention patent CN103935991A discloses a kind of method that scale continuously prepares high-quality graphene.Should
The online collection system being related in method, is collected, in actual applications using cyclone separator or cloth bag collector
It can not realize.Reason essentially consists in, it is expanded after product density it is extremely low, 2-5g/L, material can not fall, and can not realize online receipts
Collection；And as the amplification of production line, the amplification of equipment, the air-flow of collection system increase more times, more add ON-LINE SEPARATION
Difficulty, ultimately result in the expanded products of the overwhelming majority as cyclone separator is discharged to outdoor, yield is extremely low, and causes huge
Environmental pollution, or be blocked in cloth bag collector filter bag, can not fall, hinder the progress of production.On the other hand, cloth bag is collected
Device can not high temperature resistant；Many efficient swelling temperatures of enterprise are up to 600-1000 DEG C, and cloth bag collector can not work.
（Three）The content of the invention
The utility model is in order to make up the deficiencies in the prior art, there is provided a kind of high yield, the graphene of low dust pollution
Expanding apparatus.
The utility model is achieved by the following technical solution：
A kind of graphene expanding apparatus, including feed system, expanded system and the collected offline system being sequentially connected, it is special
Sign is：The feed system includes the feeding screw of top connection feeding warehouse；Expanded system includes being arranged on furnace body support
On body of heater, through there is revolution boiler tube in body of heater, the heating system of cladding revolution boiler tube is provided with body of heater；Collected offline system
Including collector；The import of the outlet revolution boiler tube of feeding screw；Turn round the import of the outlet connection collector of boiler tube.
The utility model is made up of feed system, expanded system, collected offline system three parts, and three parts closely connect
Connect, collected offline system utilizes off-line ash-clearing formula principle, realizes gas solid separation, solving grapheme material can not collect online
And the problem of running material；Meanwhile the utility model cleverly utilizes negative pressure caused by collected offline system, will be produced in puffing process
Substantial amounts of carbon dioxide and vapor take away, avoid material sticks furnace wall and caused by adverse effect.
More excellent technical scheme of the present utility model is：
The feeding warehouse connects feeding screw by pneumatic operated valve, realizes the Automated condtrol of charging.
The collector is in parallel two groups, and air-introduced machine and pressure fan are connected with collector, realizes collector
Control, and collector can realize off-line ash-clearing, i.e., collector is switched over by control valve, when one of which collector works
When, another set collector carries out off-line ash-clearing.
It is communicated with the connecting interface of the connecting interface of the feeding warehouse and feeding screw, revolution boiler tube and collector
Sealing protection gas, realize the sealing of interface between device and device.
The collector is ceramic membrane collector or cloth bag collector；For different oxidizing temperatures, suitable receive is selected
Storage operates.
The utility model is simple in construction, stable, reasonable in design, not only solves material collection in puffing process and asks
Topic, collection efficiency is high, and is applied to high-temperature technique, is adapted to large-scale production.
（Four）Brief description of the drawings
The utility model is further described below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation that the utility model collector is ceramic membrane collector；
Fig. 2 is the structural representation that the utility model collector is cloth bag collector.
In figure, 1 feeding warehouse, 2 pneumatic operated valves, 3 feeding screws, 4 sealing protection gas, 5 bodies of heater, 6 heating systems, 7 rotary furnaces
Pipe, 8 furnace body supports, 9 collectors.
（Five）Embodiment
Accompanying drawing is a kind of specific embodiment of the present utility model.The embodiment includes the feed system, expanded being sequentially connected
System and collected offline system, the feed system include the feeding screw 3 of top connection feeding warehouse 1；Expanded system includes
Body of heater 5 on furnace body support 8, body of heater 5 is interior through there is revolution boiler tube 7, and cladding revolution boiler tube 7 is provided with body of heater 5
Heating system 6；Collected offline system includes collector 9；The import of the outlet revolution boiler tube 7 of feeding screw 3；Rotary furnace
The import of the outlet connection collector 7 of pipe 7；The feeding warehouse 1 connects feeding screw 3 by pneumatic operated valve 2；The collector 9
For two groups of parallel connection, and air-introduced machine and pressure fan are connected with collector 9；The connection of the feeding warehouse 1 and feeding screw 3 connects
Mouth, revolution boiler tube 7 in the connecting interface of collector 9 with being communicated with sealing protection gas 4.
Embodiment 1：
A certain amount of graphite oxide powder will be entered into feeding warehouse 1, high pure nitrogen is passed through from sealing protection gas 4, spiral enters
Glassware 3 brings graphite oxide powder into rotary furnace pipe 7.Furnace tube temperature is raised to technological temperature by heating system 6（Such as 400 DEG C, 600
DEG C, 800 DEG C, 1000 DEG C, 1000 DEG C, 1000 DEG C）, graphite oxide powder is heated to occur expanded stripping.Expanded product passes through ceramics
Film collector 9 carries out off-line ash-clearing collection, and tail gas drains into outdoor by air-introduced machine.
In the present embodiment, there are 2 ceramic membrane collectors 9, collector is switched over by control valve, when one of them
When collector works, another collector carries out off-line ash-clearing.
Embodiment 2：
A certain amount of graphite oxide powder will be entered into feeding warehouse 1, high pure nitrogen is passed through from sealing protection gas 4, spiral enters
Glassware 3 brings graphite oxide powder into rotary furnace pipe 7.Furnace tube temperature is raised to technological temperature by heating system 6（Such as 300 DEG C, 300
DEG C, 300 DEG C, 300 DEG C, 200 DEG C, 150 DEG C）, graphite oxide powder is heated to occur expanded stripping.Expanded product is received by ceramic membrane
Storage 9 carries out off-line ash-clearing collection, and tail gas drains into outdoor by air-introduced machine.
In the present embodiment, there is 1 ceramic membrane collector 9.It is divided into A/B collecting chambers in collector, respectively accounts for half.Pass through control
Valve processed switches over to collector, and when wherein A collecting chambers work, B collecting chambers carry out off-line ash-clearing.
Embodiment 3：
A certain amount of graphite oxide powder will be entered into feeding warehouse 1, high pure nitrogen is passed through from sealing protection gas 4, spiral enters
Glassware 3 brings graphite oxide powder into rotary furnace pipe 7.Furnace tube temperature is raised to technological temperature by heating system 6（Such as 400 DEG C, 600
DEG C, 800 DEG C, 800 DEG C, 800 DEG C, 600 DEG C）, graphite oxide powder is heated to occur expanded stripping.Expanded product is received by ceramic membrane
Storage 9 carries out off-line ash-clearing collection, and tail gas drains into outdoor by air-introduced machine.
In the present embodiment, there are 2 groups of ceramic membrane collectors 9.Collector is switched over by control valve, works as one of which
When collector works, another set collector carries out off-line ash-clearing.
Embodiment 4：
A certain amount of graphite oxide powder will be entered into feeding warehouse 1, high pure nitrogen is passed through from sealing protection gas 4, spiral enters
Glassware 3 brings graphite oxide powder into rotary furnace pipe 7.Furnace tube temperature is raised to technological temperature by heating system 6（Such as 300 DEG C, 300
DEG C, 300 DEG C, 300 DEG C, 200 DEG C, 150 DEG C）, graphite oxide powder is heated to occur expanded stripping.Expanded product is collected by cloth bag
Device 9 carries out off-line ash-clearing collection, and tail gas drains into outdoor by air-introduced machine.
In the present embodiment, there are 2 cloth bag collectors 9.Cloth bag collector is switched over by control valve, when wherein one
During individual cloth bag collector work, another cloth bag collector carries out off-line ash-clearing.
Embodiment 5：
A certain amount of graphite oxide powder will be entered into feeding warehouse 1, high pure nitrogen is passed through from sealing protection gas 4, spiral enters
Glassware 3 brings graphite oxide powder into rotary furnace pipe 7.Furnace tube temperature is raised to technological temperature by heating system 6（Such as 400 DEG C, 400
DEG C, 400 DEG C, 300 DEG C, 200 DEG C, 150 DEG C）, graphite oxide powder is heated to occur expanded stripping.Expanded product is collected by cloth bag
Device 9 carries out off-line ash-clearing collection, and tail gas drains into outdoor by air-introduced machine.
In the present embodiment, there is 1 cloth bag collector 9.It is divided into A/B collecting chambers in collector, respectively accounts for half.Pass through control
Valve switches over to cloth bag collector, and when wherein A collecting chambers work, B collecting chambers carry out off-line ash-clearing.
Embodiment 6：
A certain amount of graphite oxide powder will be entered into feeding warehouse 1, high pure nitrogen is passed through from sealing protection gas 4, spiral enters
Glassware 3 brings graphite oxide powder into rotary furnace pipe 7.Furnace tube temperature is raised to technological temperature by heating system 6（Such as 200 DEG C, 200
DEG C, 200 DEG C, 200 DEG C, 150 DEG C, 100 DEG C）, graphite oxide powder is heated to occur expanded stripping.Expanded product is collected by cloth bag
Device 9 carries out off-line ash-clearing collection, and tail gas drains into outdoor by air-introduced machine.
In the present embodiment, there are 2 groups of cloth bag collectors 9.Cloth bag collector is switched over by control valve, when wherein one
During the collector work of group cloth bag, another set cloth bag collector carries out off-line ash-clearing.
The technical scheme provided above the utility model embodiment is described in detail, used herein specifically
Individual example is set forth to the principle and embodiment of the utility model embodiment, and the explanation of above example is only applicable to help
Assistant solves the principle of the utility model embodiment；Meanwhile for those of ordinary skill in the art, implement according to the utility model
Example, the there will be changes in embodiment and application, in summary, this specification content should not be construed as
To limitation of the present utility model.
Claims (5)
1. a kind of graphene expanding apparatus, including feed system, expanded system and the collected offline system being sequentially connected, its feature
It is：The feed system includes top connection feeding warehouse（1）Feeding screw（3）；Expanded system includes being arranged on body of heater
Support（8）On body of heater（5）, body of heater（5）It is interior through there is revolution boiler tube（7）, body of heater（5）Inside it is provided with cladding revolution boiler tube（7）
Heating system（6）；Collected offline system includes collector（9）；Feeding screw（3）Outlet revolution boiler tube（7）'s
Import；Turn round boiler tube（7）Outlet connection collector（9）Import.
2. graphene expanding apparatus according to claim 1, it is characterised in that：The feeding warehouse（1）Pass through pneumatic operated valve（2）
Connect feeding screw（3）.
3. graphene expanding apparatus according to claim 1, it is characterised in that：The collector（9）For two groups of parallel connection,
And collector（9）On be connected with air-introduced machine and pressure fan.
4. graphene expanding apparatus according to claim 1, it is characterised in that：The feeding warehouse（1）And feeding screw
（3）Connecting interface, revolution boiler tube（7）With collector（9）Connecting interface on be communicated with sealing protection gas（4）.
5. graphene expanding apparatus according to claim 1, it is characterised in that：The collector（9）Collected for ceramic membrane
Device or cloth bag collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720385935.5U CN206645821U (en) | 2017-04-13 | 2017-04-13 | A kind of graphene expanding apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720385935.5U CN206645821U (en) | 2017-04-13 | 2017-04-13 | A kind of graphene expanding apparatus |
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| Publication Number | Publication Date |
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| CN206645821U true CN206645821U (en) | 2017-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720385935.5U Active CN206645821U (en) | 2017-04-13 | 2017-04-13 | A kind of graphene expanding apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109970051A (en) * | 2019-04-25 | 2019-07-05 | 湖南华冶微波科技有限公司 | A kind of microwave reduction bulking equipment continuously prepared for graphene |
-
2017
- 2017-04-13 CN CN201720385935.5U patent/CN206645821U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109970051A (en) * | 2019-04-25 | 2019-07-05 | 湖南华冶微波科技有限公司 | A kind of microwave reduction bulking equipment continuously prepared for graphene |
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