CN212712759U - Device of high-purity porous graphite alkene powder is produced to industrialization volume - Google Patents

Device of high-purity porous graphite alkene powder is produced to industrialization volume Download PDF

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CN212712759U
CN212712759U CN202020645113.8U CN202020645113U CN212712759U CN 212712759 U CN212712759 U CN 212712759U CN 202020645113 U CN202020645113 U CN 202020645113U CN 212712759 U CN212712759 U CN 212712759U
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preparation cylinder
porous graphene
communicated
graphene powder
purity porous
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姚培智
许沛清
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Ene Technology Shenzhen Co ltd
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Ene Technology Shenzhen Co ltd
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Abstract

The utility model provides a device for industrially producing high-purity porous graphene powder in a large quantity; the device comprises: a storage tank for storing a liquid polyimide; a preparation cylinder; an ultrasonic sprayer communicated with the upper part of the preparation cylinder and the storage tank and used for atomizing the liquid polyimide into a plurality of fog-like particles; the plurality of carbon dioxide laser irradiators are used for carrying out carbon dioxide laser irradiation on the plurality of fog-like particles, so that a novel high-purity porous graphene powder mass production device can be provided, and excellent production economic benefit can be achieved.

Description

Device of high-purity porous graphite alkene powder is produced to industrialization volume
Technical Field
The utility model relates to a volume production technology of graphite alkene especially indicates an utilize spraying, ultrasonic wave to shine, carbon dioxide laser instrument shines and can produce the device of high-purity porous graphite alkene powder in a large number.
Background
Graphite is a crystal structure composed of multi-layer graphene, and graphene (graphene) is a single-layer graphite structure, each carbon atom is bonded with three adjacent carbon atoms in an sp2 crystal structure and extends into a honeycomb-shaped hexagonal two-dimensional structure, so that graphene is widely used in the fields of semiconductors, touch panels, solar cells, and the like, and is expected to be widely used in the development of various industrial fields such as photoelectricity, green energy power generation, environmental biomedical sensing, composite functional materials, and the like.
The conventional method for manufacturing graphene comprises: mechanical lift-off (mechanical lift-off), Epitaxial growth (Epitaxial growth), Chemical Vapor Deposition (CVD), chemical lift-off (chemical lift-off), and electrochemical lift-off (electrochemical lift-off). Some of these conventional methods for producing graphene are not fast and ideal methods for producing graphene powder in large quantities, and are not easy to produce high-purity porous graphene, and thus are not ideal methods for mass production.
Accordingly, in view of the fact that the conventional graphene manufacturing method is not ideal, the present invention develops and conceives solutions thereof, and it is desired to develop a device for producing high-purity porous graphene powder by energy, so as to promote the development of this industry, and thus the present invention has been developed by a long-term concept.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a processing procedure device of high-purity porous graphite alkene powder is produced to industrialization volume, it has the feasibility of volume production to convenient collection, the taking of graphite alkene, and then reach the splendid economic benefits nature of high-purity porous graphite alkene powder manufacturing production.
The utility model discloses a reach above-mentioned purpose, its technical means who adopts including: an apparatus for industrially mass-producing a high-purity porous graphene powder, comprising: a storage tank for storing a liquid polyimide; a preparation cylinder; an ultrasonic sprayer communicated with the upper part of the preparation cylinder and the storage tank and used for atomizing the liquid polyimide into a plurality of fog-like particles; plural carbon dioxide laser irradiators for irradiating the atomized particles with carbon dioxide laser.
In the aforementioned embodiment, the apparatus further comprises an air heater, the air heater is connected to a heating pipeline, and the heating pipeline is connected to the preparation cylinder.
In the aforementioned embodiment, the heating pipeline is connected to the ultrasonic sprayer and then to the preparation cylinder.
In the aforementioned embodiment, the storage tank is connected to the ultrasonic sprayer through a product line, and the product line is provided with a first motor.
In the aforementioned embodiment, the lower half portion of the preparation cylinder is a hopper-shaped groove with a wide top and a narrow bottom, a heating element is wound around the periphery of the hopper-shaped groove, a filter screen is disposed at the bottom of the preparation cylinder, the bottom of the preparation cylinder is connected to a discharge pipe to communicate with a separator, a heat discharge pipe is connected to the top of the separator, the heat discharge pipe is connected to a second motor, and the separator is provided with a bag filter.
The utility model discloses the processing procedure method of high-purity porous graphene powder is produced to industrialization volume and device thereof relies on aforementioned constitution design, and it enables high-purity porous graphene to have the feasibility of volume production to convenient high-purity porous graphene's collection, taking, and then reach the splendid economic benefits nature of high-purity porous graphene powder manufacturing production.
For a better understanding and appreciation of the invention, its techniques, features, and advantages, reference should be made to the drawings and detailed description, which follow, in order to make the invention more readily understood and appreciated.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention.
Fig. 2 is a top sectional view of an embodiment of the apparatus of the present invention.
Fig. 3 is a schematic flow chart of the manufacturing process of the present invention.
Description of reference numerals: a polyimide 11; step 1201; step 2202; step 3203; a product line 221; a storage tank 24; a first motor 25; an ultrasonic sprayer 26; a preparation cylinder 31; a bucket-shaped slot 311; a bottom 312; a filter screen 313; a discharge pipe 314; a carbon dioxide laser irradiator 316; a heating element 318; an air heater 32; a heating line 321; a second motor 33; an exhaust air pipe 331; a separator 34; a bag filter 341; collection tank 35.
Detailed Description
Referring to fig. 1, 2 and 3, the preferred embodiment of the method and apparatus for industrially producing high-purity porous graphene powder according to the present invention is illustrated in the drawings for convenience of description, which only schematically illustrate the basic structure of the present invention, and the illustrated drawings are not limited to the same shape and size ratio as those in actual implementation, which is an optional design.
As shown in the drawings, the present invention provides a method and an apparatus for industrially producing high-purity porous graphene powder in high yield; the manufacturing method and device comprises:
step 1 (201): taking liquid polyimide, and carrying out ultrasonic oscillation in an ultrasonic sprayer to atomize the polyimide into mist particles; specifically, the liquid Polyimide 11 (PI) is taken and placed in a storage tank 24, the storage tank 24 is connected to a product pipe 221, the product pipe 221 is connected to an ultrasonic sprayer 26, and the liquid Polyimide 11 is transported to the ultrasonic sprayer 26 through the product pipe 221.
Step 2 (202): making the mist particles of polyimide enter a preparation cylinder, and performing carbon dioxide laser irradiation in the preparation cylinder; in detail, the ultrasonic sprayer 26 is disposed above (central) a preparation cylinder 31 and communicates with the preparation cylinder 31, a plurality of carbon dioxide laser irradiators 316 are disposed at the upper periphery of the interior of the preparation cylinder 31, and the carbon dioxide laser irradiation of the plurality of carbon dioxide laser irradiators 316 is directed to the central of the preparation cylinder 31; the product pipeline 221 is communicated with one end of the ultrasonic sprayer 26, and the preparation cylinder 31 is communicated with the other end of the ultrasonic sprayer 26;
step 3 (203): after the atomized particles of the polyimide are irradiated by carbon dioxide laser, high-purity porous graphene powder is formed and falls on the bottom of the preparation cylinder; in detail, the plurality of atomized fine particles (mist particles) of the polyimide 11 are irradiated with a carbon dioxide laser to form a high-purity porous graphene powder, and fall on the bottom 312 of the preparation cylinder 31.
In the above-mentioned structure and implementation method, the liquid polyimide 11 first flows through the ultrasonic sprayer 26, and then atomized fine particles (i.e. mist particles) are input into the preparation cylinder 31 after being sprayed by the ultrasonic sprayer 26, the ultrasonic sprayer 26 generates high-frequency vibration waves (ultrasonic waves) to act on the liquid polyimide 11 by using the principle of electronic oscillation and using a piezoelectric crystal oscillator (piezoelectric oscillator/vibrator) to vibrate the liquid polyimide 11 into very small mist particles, in this embodiment, the mist particles of the polyimide 11 can be further sent out by using a fan (i.e. generating air flow). The plurality of carbon dioxide laser irradiators 316 located in the preparation cylinder 31 at this time are also simultaneously activated to irradiate the plurality of atomized fine particles (atomized particles) with carbon dioxide laser;
in other words, the apparatus for industrially producing high-purity porous graphene powder in a large amount includes:
a storage tank 24 for storing a liquid polyimide 11;
a preparation cylinder 31;
an ultrasonic sprayer 26, which is disposed above the preparation tank 31 and communicated with the storage tank 24, for atomizing the liquid polyimide mist 11 into a plurality of mist-like particles; and
a plurality of carbon dioxide laser irradiators 316 for irradiating the plurality of mist particles with carbon dioxide laser.
Therefore, a novel method for mass production of high-purity porous graphene powder can be provided, and excellent production economic benefits can be achieved.
Wherein the liquid polyimide 11 is liquefied
Figure DEST_PATH_GDA0002851291110000041
Is the trade name of Polyimide (PI) film material produced by DuPont, USA, and is available on the market, and polyimide can be obtained quickly and at low cost by applying the product.
In addition, the following steps may be added to the step 1 (201): an air heater 32 and a heating pipeline 321 are added, the heating pipeline 321 connects the air heater 32 and the ultrasonic sprayer 26, the air heater 32 is used to generate a hot air flow in the ultrasonic sprayer 26 to provide hot air for spraying, granulating and drying the liquid polyimide 11, that is, the air heater 32 delivers the hot air to the ultrasonic sprayer 26 via the heating pipeline 321, so that the ultrasonic sprayer 26 accelerates the spraying, granulating and delivering of the liquid polyimide 11 by means of the hot air, and the atomized micro-particles (mist-like particles) of the polyimide 11 entering the preparation cylinder 31 are continuously heated by the hot air in the preparation cylinder 31 for performing the drying procedure. The atomized polyimide 11 fine particles are irradiated with carbon dioxide laser light, so that the atomic lattices of the atomized polyimide 11 particles vibrate, bonds of C ═ O and N — C in the molecules are broken, and the atoms of the atomized polyimide 11 particles are rearranged into Aromatic compounds (Aromatic compounds) to form porous graphene, and the porous graphene is dried by the hot air to be granulated; since polyimide contains aromatic and imide (aromatic and imide), polyimide can eventually form porous graphene powder. In addition, the heating pipeline 321 can also be directly connected to the preparation cylinder 31 for operating the hot air flow with drying effect in the preparation cylinder 31 for performing the drying procedure. Furthermore, a first motor 25 may be disposed on the product line 221 of the step 2(202) for pumping and outputting the liquid polyimide 11.
Wherein, the ultrasonic oscillation atomization operation of the ultrasonic atomizer 26 in the step 1(201) and the carbon dioxide laser irradiation of the carbon dioxide laser irradiator 316 in the step 2(202) are performed, when the intensity of the ultrasonic oscillation atomization operation of the ultrasonic atomizer 26 and the carbon dioxide laser irradiation of the plurality of carbon dioxide laser irradiators 316 is stronger, or the oscillation and irradiation time is longer, the yield of the formed porous graphene powder is larger, whereas, when the intensity of the ultrasonic oscillation atomization operation of the ultrasonic atomizer 26 and the carbon dioxide laser irradiation of the plurality of carbon dioxide laser irradiators 316 is weaker, or the oscillation and irradiation time is shorter, the formed porous graphene powder is smaller, so that the powder rate and the number of layers can be adjusted, and the porous graphene powder refers to porous graphene with 2-5 layers. This is because the more energy of laser irradiation, the more energy is supplied to the porous graphene reacted into a monolayer, and thus the more amount of porous graphene powder of the monolayer is produced.
In addition, optionally, the lower half portion of the preparation cylinder 31 is a hopper-shaped slot 311 with a wide top and a narrow bottom, so that the area of the bottom 312 of the preparation cylinder on which the porous graphene finally falls is smaller than that of the upper half portion of the preparation cylinder 31, so as to facilitate collection of the porous graphene.
In addition, optionally, a heating element 318 is disposed around the hopper 311 to provide heating to the preparation cylinder 31 and maintain the temperature in the preparation cylinder 31, so as to accelerate the reaction of the liquid polyimide 11 in the preparation cylinder 31 to form the porous graphene powder.
In addition, a filter screen 313 is disposed on the bottom 312 of the preparation cylinder 31, and the bottom 312 is connected to a discharge pipe 314 to communicate with a separator 34; the separator 34 may be a cyclone separator, a heat exhaust pipe 331 is connected to the upper portion of the separator 34, the heat exhaust pipe 331 is connected to a second motor 33 to exhaust hot air from the heat exhaust pipe 331, the separator 34 is further provided with a bag filter 341, so that the porous graphene powder falling on the bottom 312 of the preparation cylinder passes through the filter screen 313, is separated from air by the exhaust pipe 314, is conveyed to the separator 34, passes through the bag filter 341 and falls into a collection tank 35, and the porous graphene powder is taken out from the collection tank 35 for industrial application.
The utility model discloses the processing procedure method of high-purity porous graphene powder is produced to industrialization volume and device thereof relies on aforementioned constitution design, and it enables high-purity porous graphene to have the feasibility of volume production to convenient high-purity porous graphene's collection, taking, and then reach the splendid economic benefits nature of high-purity porous graphene powder manufacturing production.
The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (5)

1. An apparatus for industrially producing a high-purity porous graphene powder in a large amount, comprising:
a storage tank for storing a liquid polyimide;
a preparation cylinder;
an ultrasonic sprayer which is communicated above the preparation cylinder and communicated with the storage tank and is used for atomizing the liquid polyimide into a plurality of fog-like particles; and
plural carbon dioxide laser irradiators for irradiating the atomized particles with carbon dioxide laser.
2. The apparatus for industrially producing high-purity porous graphene powder according to claim 1, wherein: the device also comprises an air heater, wherein the air heater is communicated with a heating pipeline, and the heating pipeline is communicated with the preparation cylinder.
3. The apparatus for industrially producing high-purity porous graphene powder according to claim 2, wherein: the heating pipeline is communicated with the ultrasonic sprayer and then communicated with the preparation cylinder.
4. The apparatus for industrially producing high-purity porous graphene powder according to claim 3, wherein: the storage tank is connected to the ultrasonic sprayer through a product pipeline, and a first motor is arranged on the product pipeline.
5. The apparatus for industrially producing high-purity porous graphene powder according to claim 3, wherein: the lower half part of the preparation cylinder is a hopper-shaped groove with a wide upper part and a narrow lower part, a heating element is wound around the periphery of the hopper-shaped groove, a filter screen is arranged at the bottom of the preparation cylinder, the bottom of the preparation cylinder is communicated with a separator through a discharge pipe, a heat discharge air pipe is connected above the separator, the heat discharge air pipe is connected with a second motor, and the separator is provided with a bag filter.
CN202020645113.8U 2020-04-24 2020-04-24 Device of high-purity porous graphite alkene powder is produced to industrialization volume Active CN212712759U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113548659A (en) * 2020-04-24 2021-10-26 烯美科技(深圳)有限公司 Preparation method and device for industrialized mass production of porous graphene powder

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113548659A (en) * 2020-04-24 2021-10-26 烯美科技(深圳)有限公司 Preparation method and device for industrialized mass production of porous graphene powder
CN113548659B (en) * 2020-04-24 2024-04-09 烯美科技(深圳)有限公司 Preparation method and device for industrially producing porous graphene powder in mass production

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