CN210480877U - Popped device of graphite alkene - Google Patents

Abstract

The utility model provides a popped device of graphite alkene relates to graphite alkene processing equipment technical field, the utility model provides a popped device of graphite alkene is including defeated material subassembly and heating device, and the heating device is equipped with the heating chamber, and defeated material subassembly is including the loading area, the zone of heating that connect gradually and the district of unloading, and defeated material subassembly runs through the heating chamber, and the zone of heating is located the heating intracavity, and the loading area extends to the outside in heating chamber respectively with the district of unloading, the utility model provides a popped device of graphite alkene has alleviated the technical problem of the unable continuous production of heating method processing graphite alkene in-process, can realize the heat treatment in the time of carrying the material, and then can realize the continuity of production, is favorable to improving the production efficiency of heating method reduction graphite alkene.

Description

Popped device of graphite alkene

Technical Field

The utility model belongs to the technical field of graphite alkene processing equipment technique and specifically relates to a popped device of graphite alkene is related to.

Background

Graphene is a novel two-dimensional carbon nanomaterial and has excellent electrical conductivity, thermal conductivity, corrosion resistance and the like. The method for producing graphene by using the redox method is a common graphene production method in a specific table, and relates to a reduction process in the process of producing graphene by using the redox method, wherein the common reduction method comprises a heating method, a chemical method and the like, and particularly, the heating method is suitable for large-scale production. The traditional heating method is resistance wire heating, the heating mode is simple and convenient in design and high in practicability, but the problems of nonuniform heating and incomplete reduction of materials are easily caused in the heating and reducing process.

In addition, traditional graphene is in the process of heating method reduction graphene, generally need through feeding, heating and row material, need wait for heat treatment after the feeding and just can arrange the material, leads to the production continuity poor from this, and production efficiency is lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a popped device of graphite alkene to alleviate the technical problem that heating method processing graphite alkene in-process can't continuous production.

In a first aspect, the utility model provides a popped device of graphite alkene, include: defeated material subassembly and heating device, the heating device is equipped with the heating chamber, defeated material subassembly is including the material loading district, the zone of heating that connect gradually and the district of unloading, defeated material subassembly runs through the heating chamber, the zone of heating is located the heating intracavity, the material loading district with the district of unloading extends to respectively the outside in heating chamber.

In combination with the first aspect, the present invention provides a first possible implementation manner of the first aspect, wherein the material conveying assembly includes: the heating device comprises a pipe fitting and a material conveying part, wherein the material conveying part is connected in the pipe fitting, the heating device surrounds the pipe fitting, and the material conveying part sequentially penetrates through the loading area, the heating area and the unloading area.

In combination with the first possible implementation manner of the first aspect, the utility model provides a second possible implementation manner of the first aspect, wherein the material conveying part adopts a helical blade, the helical blade is coaxial with the pipe fitting and is connected on the inner wall of the pipe fitting, and a helical channel for the material to pass through is formed between the helical blade and the pipe fitting.

With reference to the first possible implementation manner of the first aspect, the present invention provides a third possible implementation manner of the first aspect, wherein the material conveying member includes: the pipe fitting is sleeved with the spiral impeller, and the driving device is in transmission connection with the spiral impeller and is used for driving the spiral impeller to rotate around the axis of the spiral impeller.

With reference to the first possible implementation manner of the first aspect, the present invention provides a fourth possible implementation manner of the first aspect, wherein the heating device includes: furnace body and heating element, the furnace body encloses and establishes the pipe fitting, the furnace body with form inclosed between the pipe fitting the heating chamber, heating element sets up the inner wall of furnace body.

With reference to the fourth possible implementation manner of the first aspect, the present invention provides a fifth possible implementation manner of the first aspect, wherein the heating element is a microwave generator.

With reference to the fifth possible implementation manner of the first aspect, the present invention provides a sixth possible implementation manner of the first aspect, wherein the material of the pipe is glass.

In combination with the first aspect, the present invention provides a seventh possible implementation manner of the first aspect, wherein the graphene expanding device includes a box body, the heating device is sleeved on the box body, and a closed heat preservation cavity is formed between the heating device and the box body.

In combination with the first aspect, the present invention provides an eighth possible implementation manner of the first aspect, wherein the graphene puffing apparatus includes a suction assembly, the suction assembly is used for sucking gas in the material conveying assembly, or the suction assembly is used for filling inert gas into the material conveying assembly.

With reference to the eighth possible implementation manner of the first aspect, the present invention provides a ninth possible implementation manner of the first aspect, wherein the suction assembly includes: the negative pressure pump and the conduit, the air inlet of the negative pressure pump is in fluid communication with one end of the conduit, and the other end of the conduit is in fluid communication with the material conveying assembly.

The embodiment of the utility model provides a following beneficial effect has been brought: adopt popped device of graphite alkene including defeated material subassembly and heating device, the heating device is equipped with the heating chamber, and defeated material subassembly runs through the heating chamber to with the mode that the heating device is connected, run through the heating chamber through defeated material subassembly, thereby can realize the heat treatment when carrying the material, and then can realize continuity production, be favorable to improving the production efficiency that the heating method reduced graphite alkene.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention or the related art, the drawings required to be used in the description of the embodiments or the related art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the graphene puffing apparatus provided by the embodiment of the present invention.

Icon: 1-a material conveying component; 11-a pipe piece; 111-feed pipe; 112-a discharge pipe; 12-a conveying member; 2-a heating device; 21-furnace body; 22-a heating element; 3, a box body; 4-a suction assembly; 41-negative pressure pump; 42-catheter.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

As shown in fig. 1, the embodiment of the utility model provides a popped device of graphite alkene, include: defeated material subassembly 1 and heating device 2, heating device 2 is equipped with the heating chamber, and defeated material subassembly 1 runs through the heating chamber including the material loading district, the zone of heating and the district of unloading that connect gradually, defeated material subassembly 1, and the zone of heating is located the heating intracavity, and the material loading district extends to the outside in heating chamber respectively with the district of unloading.

Specifically, heating device 2 can adopt heating wire heating method or microwave heating method to heat the inside processing of heating chamber, and defeated material subassembly 1 is used for carrying graphite alkene to pass the heating chamber, and defeated material subassembly 1 can adopt spiral feeder, and when carrying graphite alkene to pass the heating chamber, spiral feeder can drive graphite alkene rotatory around spiral feeder's axis to ensure that graphite alkene is heated evenly.

Taking the material conveying assembly 1 adopting a spiral material conveyer as an example, a spiral impeller or a spiral blade inside the spiral material conveyer drives materials to be conveyed along the axis direction of the spiral material conveyer, and the materials with uneven cold and heat in the process are fully mixed under the action of friction force. Taking graphene oxide heating reduction as an example, the conveying direction of the spiral conveyor of the oxygen part generated in the process is discharged by the spiral conveyor, and in order to further prevent the graphene from being oxidized again, the graphene puffing device can be arranged in an environment similar to vacuum or filled with inert gas.

In addition, defeated material subassembly 1 can also adopt conveyer belt driven mode to carry graphite alkene, but because conveyer belt heat resistance is relatively weak to it keeps warm to be difficult to seal between conveyer belt and the heating device 2, consequently chooses spiral feeder preferred for use.

The embodiment of the utility model provides an in, defeated material subassembly 1 includes: the pipe fitting 11 and defeated material 12, defeated material 12 is connected in the pipe fitting 11, and heating device 2 encloses establishes pipe fitting 11, and defeated material 12 passes through material loading district, heating region and unloading district in proper order. Wherein, heating device 2 encloses establishes pipe fitting 11 to after heating device 2 produced heat energy, the heat passes inside pipe fitting 11 transmits to pipe fitting 11, and then heats the inside graphite alkene of pipe fitting 11.

Specifically, the heating device 2 is tightly attached to the pipe fitting 11, or a sealed heating cavity is formed between the heating device 2 and the pipe fitting 11, so that heat loss can be avoided, and the heat energy utilization rate is improved.

Further, the material conveying member 12 is a helical blade, the helical blade is coaxial with the pipe fitting 11 and is connected to the inner wall of the pipe fitting 11, and a helical channel for the material to pass through is formed between the helical blade and the pipe fitting 11. Wherein, defeated material subassembly 1 includes the motor, and the first gear is connected to the transmission shaft of motor, and pipe fitting 11 is connected the second gear, and first gear and second gear meshing to realize motor and 11 transmission connections of pipe fitting. When the motor drives the pipe fitting 11 to rotate around the axis of the pipe fitting 11, the material inside the pipe fitting 11 slides relative to the helical blade under the action of gravity, and then the helical blade can push the material to move along the axis direction of the pipe fitting 11, so that the material conveying is realized. In order to ensure that the materials are smoothly conveyed in the pipe fitting 11, the axis of the pipe fitting 11 is approximately horizontally arranged, the materials in the pipe fitting 11 are positioned below the axis of the pipe fitting 11 under the action of gravity, and when the pipe fitting 11 rotates around the axis of the pipe fitting 11, the helical blades push the materials to be conveyed along the axis direction of the pipe fitting 11; or, the material is filled in the pipe fitting 11, when the helical blade rotates around the axis of the pipe fitting 11, the material and the helical blade slide relatively under the action of friction force between the material and the inner wall of the pipe fitting 11, and then the helical blade can drive the material to be conveyed along the axis direction of the pipe fitting 11.

In another embodiment, the delivery member 12 comprises: helical impeller and drive device, the helical impeller is established to pipe fitting 11 cover, and the drive device is connected with the transmission of helical impeller for drive helical impeller is rotatory around self axis. The driving device comprises a motor and a speed reducer, a transmission shaft of the motor is connected with an input shaft of the speed reducer, an output shaft of the speed reducer is connected with the spiral impeller through a coupler, and the motor is started to drive the spiral impeller to rotate around the axis of the motor. Under the action of the friction force of the pipe fitting 11, the material inside the pipe fitting 11 and the helical impeller slide relatively, and then the helical impeller can drive the material to be conveyed along the axial direction of the pipe fitting 11.

Furthermore, a feed inlet is formed in one end of the pipe 11 in the axial direction and is located in the feeding area, the feed pipe 111 is in fluid communication with the feed inlet, graphene powder can enter the pipe 11 through the feed pipe 111, and the top of the feed pipe 111 is connected with a feed hopper in order to facilitate feeding; be equipped with the discharge gate along the other end of pipe fitting 11 axis direction, the discharge gate is located the ejection of compact district, discharge gate and discharging pipe 112 fluid intercommunication, the case that gathers materials is communicate to the bottom of discharging pipe 112, and defeated material subassembly 1 can be carried graphite alkene to the discharge gate from the feed inlet, and under the effect of gravity, graphite alkene falls to in the case that gathers materials.

Further, the heating device 2 includes: the heating device comprises a furnace body 21 and a heating element 22, wherein the furnace body 21 surrounds the pipe 11, a sealed heating cavity is formed between the furnace body 21 and the pipe 11, and the heating element 22 is arranged on the inner wall of the furnace body 21. Wherein, heating element 22 is connected on the inner wall of furnace body 21, and heating element 22 is equipped with a plurality ofly, and a plurality of heating element 22 intervals set up to ensure that the material in pipe fitting 11 is heated evenly.

Further, screw feeder drive graphite alkene is less than 60 revolutions per minute around screw feeder's axis and rotates to ensure cold and hot inhomogeneous graphite alkene intensive mixing, in order to realize the equilibrium and be heated.

Further, the heating element 22 employs a microwave generator. The graphene oxide contains more polar functional groups, and is very suitable for microwave heating reduction. The microwave tube is the core of the microwave generator, and can convert direct current electric energy into microwave energy to provide stable continuous wave microwave power. The graphene is puffed by microwaves, so that the method has the following advantages: the power is continuously adjustable, the performance is stable, the safety protection measures are perfect, the device can continuously work for a long time, the energy conversion efficiency is high, the operation is simple and convenient, and during heating, the microwave generator heats the graphene to 200-300 ℃, so that the graphene is expanded and stripped, and the reaction temperature can be 200, 250 or 300 ℃.

Furthermore, the material of the pipe fitting 11 is glass, and the material of the pipe fitting 11 can be selected from high borosilicate glass or quartz glass, so that the pipe fitting 11 can be prevented from being heated under the action of microwave, and the effective power of the microwave can be improved.

As shown in fig. 1, the graphene puffing device comprises a box body 3, a heating device 2 is sleeved on the box body 3, and a closed heat preservation cavity is formed between the heating device 2 and the box body 3.

Specifically, establish in the box 3 and hold the chamber, and be equipped with the first through-hole and the second through-hole that run through box 3 on the box 3, first through-hole is coaxial with the second through-hole, and pipe fitting 11 pegs graft in first through-hole and second through-hole, and heating device 2 is located the chamber that holds of box 3, keeps warm to pipe fitting 11 through box 3 to avoid 11 heats of pipe fitting to scatter and disappear. In order to improve the heat preservation effect of the box body 3 on the pipe fitting 11, a first annular sealing ring is additionally arranged between the pipe fitting 11 and the first through hole, and a second annular sealing ring is additionally arranged between the pipe fitting 11 and the second through hole.

Further, the graphene puffing device comprises a suction assembly 4, wherein the suction assembly 4 is used for sucking gas in the material conveying assembly 1, or the suction assembly 4 is used for filling inert gas into the material conveying assembly 1.

Specifically, the suction assembly 4 comprises an air pump and an inert gas tank, an air inlet pipe of the air pump is communicated with the inert gas tank, an air outlet pipe of the air pump is communicated with the material conveying assembly 1 in a fluid mode, the air pump can be started to fill inert gas into the pipe fitting 11, and therefore oxygen in the pipe fitting 11 is exhausted, and graphene oxide is decomposed conveniently; or, the suction assembly 4 adopts an air pump for sucking the gas in the material conveying assembly 1, so that the interior of the pipe fitting 11 approaches to a vacuum state, the graphene oxide is decomposed under the heated condition, one end of the pipe fitting 11, which is provided with a discharge hole, is communicated with an air inlet pipe of the air pump, the suction influence on the work of the material conveying assembly 1 is avoided, and the discharge of the material in the pipe fitting 11 from the discharge hole can be realized under the combined action of the negative pressure and the material conveying assembly 1.

Further, the suction assembly 4 comprises: a negative pressure pump 41 and a conduit 42, wherein the air inlet of the negative pressure pump 41 is in fluid communication with one end of the conduit 42, and the other end of the conduit 42 is in fluid communication with the feeding assembly 1. Specifically, the air inlet of the negative pressure pump 41 is in fluid communication with the end of the pipe 11 having the discharge port, for example, the material conveying assembly 1 adopts a spiral material conveyer, the material is used to seal and separate the feed port and the discharge port of the pipe 11 under the action of a spiral impeller or a spiral blade, and the end of the pipe 11 close to the discharge port is filled with inert gas or reaches a state close to vacuum, so as to prevent the graphene from being oxidized again. In addition, negative pressure pump 41 can discharge the waste gas that produces in the reduction reaction fast to can be that pipe fitting 11 is equipped with the one end of discharge gate and produces the negative pressure, in order to prevent graphite alkene caking in pipe fitting 11, the graphite alkene of being convenient for is discharged from the discharge gate.

Further, popped device of graphite alkene includes reinforced device, and reinforced device includes: the feeding device comprises a material conveying machine, a hopper and a feeding driving assembly, wherein the material conveying machine is used for conveying materials into the hopper, and the feeding driving assembly is used for driving the hopper and dumping the materials in the hopper to a feeding hole of the pipe fitting 11. The material conveying machine can adopt a conveyor belt type material conveying machine and is used for conveying materials to the upper part of the hopper so that the materials fall into the hopper under the action of gravity; the feed drive assembly may employ a mechanical arm that is connected to the hopper to drive the hopper to dump material to the feed inlet of the pipe 11.

It should be noted that the graphene puffing apparatus includes a controller and a temperature sensor, the heating element 22 and the temperature sensor are respectively connected to the controller, and the temperature sensor is used for detecting the internal temperature of the pipe 11. When the internal temperature of the pipe 11 is lower than the preset temperature, the controller controls the heating element 22 to start or increase the heating power; when the internal temperature of the pipe 11 is greater than or equal to the preset temperature, the controller controls the heating element 22 to stop working, so that the graphene oxide can be heated at the preset temperature at a constant temperature.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. A graphene puffing device is characterized by comprising: defeated material subassembly (1) and heating device (2), heating device (2) are equipped with the heating chamber, defeated material subassembly (1) is including the material loading district that connects gradually, the zone of heating and the district of unloading, defeated material subassembly (1) runs through the heating chamber, the zone of heating is located the heating intracavity, the material loading district with the district of unloading extends to respectively the outside in heating chamber.

2. Graphene swelling apparatus according to claim 1, wherein said delivery assembly (1) comprises: pipe fitting (11) and defeated material spare (12), defeated material spare (12) are connected in pipe fitting (11), heating device (2) enclose and establish pipe fitting (11), defeated material spare (12) run through in proper order the material loading district the heating district with the district of unloading.

3. The graphene puffing device according to claim 2, wherein the material conveying part (12) is a helical blade, the helical blade is coaxial with the pipe fitting (11) and is connected to the inner wall of the pipe fitting (11), and a helical channel for the material to pass through is formed between the helical blade and the pipe fitting (11).

4. Graphene expansion apparatus according to claim 2, wherein the transfer member (12) comprises: the spiral impeller is sleeved on the pipe fitting (11), and the driving device is in transmission connection with the spiral impeller and used for driving the spiral impeller to rotate around the axis of the spiral impeller.

5. Graphene puffing apparatus according to claim 2, characterized in that said heating means (2) comprise: furnace body (21) and heating element (22), furnace body (21) enclose and establish pipe fitting (11), furnace body (21) with it is inclosed to form between pipe fitting (11) the heating chamber, heating element (22) set up the inner wall of furnace body (21).

6. The graphene puffing apparatus according to claim 5, wherein the heating element (22) is a microwave generator.

7. The graphene puffing apparatus according to claim 6, wherein the tube (11) is made of glass.

8. The graphene puffing device according to claim 1, wherein the graphene puffing device comprises a box body (3), the heating device (2) is sleeved on the box body (3), and a closed heat preservation cavity is formed between the heating device (2) and the box body (3).

9. The graphene puffing device according to claim 1, wherein the graphene puffing device comprises a suction assembly (4), the suction assembly (4) is used for sucking gas in the material conveying assembly (1), or the suction assembly (4) is used for filling inert gas into the material conveying assembly (1).

10. Graphene expansion apparatus according to claim 9, wherein the suction assembly (4) comprises: the negative pressure pump (41) and the guide pipe (42), wherein the air inlet of the negative pressure pump (41) is communicated with one end of the guide pipe (42) in a fluid mode, and the other end of the guide pipe (42) is communicated with the material conveying assembly (1) in a fluid mode.

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