CN214916475U

CN214916475U - Graphene production equipment

Info

Publication number: CN214916475U
Application number: CN202120519768.5U
Authority: CN
Inventors: 吕志东
Original assignee: Sichuan Baocheng Technology Co ltd
Current assignee: Sichuan Baocheng Technology Co ltd
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-11-30
Anticipated expiration: 2031-03-12

Abstract

The utility model discloses a graphite alkene production facility belongs to graphite alkene production technical field, including box and crushing layer, the box outside is provided with controlling means, the box is including smashing the layer and mixing the layer, be provided with reducing mechanism in the crushing layer, the tank wall that mixes the layer is double-deck hollow structure and is provided with the heating piece, the heating piece is provided with a plurality of, mix and be provided with the bearing plate between the layer and the crushing layer, the bearing plate lower extreme is provided with ultrasonic emitter. The utility model can crush natural graphite by using a plurality of groups of crushing devices, and can lead the natural graphite to react with substances with strong oxidizing property to generate graphite oxide by crushing the crushing layers for a plurality of times so as to ensure the smooth proceeding of secondary reaction; utilize agitating unit and spray tube can ensure that the solution in the layer of mixing mixes completely mixes, guarantee the completion of reaction, utilize the graphite alkene content in the ultrasonic wave multiplicable solution, ensured the quality and the output of output graphite alkene.

Description

Graphene production equipment

Technical Field

The utility model relates to a graphite alkene production technical field especially relates to a graphite alkene production facility.

Background

The graphene has excellent optical, electrical and mechanical properties, and has important application prospects in the aspects of materials science, micro-nano processing, energy, biomedicine, drug delivery and the like; at present, the production methods of graphene mainly comprise a mechanical method, an oxidation method, a substrate growth method, a liquid phase method and the like, most of the methods are not suitable for large-scale production of graphene due to low yield, expensive equipment, complex process and the like, and special training personnel are required for operation, so that the cost is high, the automation degree is low, large-scale production is difficult, and further development of the domestic graphene production technology is restricted.

Patent No. CN207404847U discloses a graphene production device, which comprises a microwave cavity, a microwave emitter, a vibrating block, a support plate, a placing vessel, a spring, a feeding hopper and a finished product collecting bottle, wherein the left side of the top end of the microwave cavity is provided with the feeding hopper, the feeding hopper penetrates through the upper wall of the microwave cavity, a sealing plug is further arranged in the feeding hopper, the placing vessel is arranged below the outlet of the feeding hopper, the vibrating block is arranged below the placing vessel, the upper surface of the vibrating block is provided with two symmetrical long grooves, the vibrating block is arranged below the placing vessel, so that graphite oxide particles can be ensured to be flatly paved on the placing vessel, the graphite oxide particles can fully and uniformly receive microwave irradiation, the oxidation reduction rate is increased, namely, the production speed of graphene is increased, the resource waste is reduced, and the sealing plug at each air valve and the feeding hopper ensures the sealing performance of the microwave cavity, the device has the advantages of safer production, simple structure, higher production efficiency, small occupied area and easy popularization and use.

Graphene production equipment in the prior art has the following disadvantages: 1. when the whole device is used, the pre-treated graphite oxide is subjected to oxidation reduction, so that the quality of the used graphite oxide cannot be guaranteed, and the quality and quality of the produced graphene can be influenced; 2. the device relies on inert gas and microwave irradiation to make graphite oxide reduce out graphite alkene, does not set up other auxiliary device, and the required time of reduction reaction is longer when consequently the device uses, and consequently the availability factor of whole device is lower.

SUMMERY OF THE UTILITY MODEL

The utility model provides a graphene production device, which utilizes an oxidation-reduction method to prepare graphene, has low cost and easy realization, and solves the problem that the graphene is difficult to disperse in a solvent; the natural graphite can be crushed by a plurality of groups of crushing devices, and the natural graphite and the strong oxidizing substance can react to generate graphite oxide through multiple crushing of the crushing layers, so that the smooth proceeding of the secondary reaction is ensured; utilize agitating unit and spray tube can ensure that the solution in the layer of mixing mixes completely mixes, guarantee the completion of reaction, utilize the graphite alkene content in the ultrasonic wave multiplicable solution, ensured the quality and the output of output graphite alkene.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of graphite alkene production facility, including box and crushing layer, the box outside is provided with controlling means, the box is including smashing the layer and mixing the layer, be provided with reducing mechanism in smashing the layer, the tank wall that mixes the layer is double-deck hollow structure and is provided with the heating piece, the heating piece is provided with a plurality of, mix and be provided with the bearing plate between the layer and the crushing layer, the bearing plate lower extreme is provided with ultrasonic emitter, ultrasonic emitter is provided with two, ultrasonic emitter and heating piece all are the axial symmetry structure along the axis symmetric distribution of box.

Optionally, the reducing mechanism includes axis of rotation and crushing roller, the reducing mechanism can be dismantled through branch and connect in crushing layer and be provided with a plurality of groups.

Optionally, discharge gates are formed in two sides of the bearing plate, an inclined plate is arranged at the upper end of the bearing plate, and the number of the inclined plates is two.

Optionally, the motor can be dismantled between the ultrasonic transmitter and be connected with, the motor lower extreme can be dismantled and be connected with agitating unit, the agitating unit lower extreme can be dismantled through the bracing piece and be connected with the spray tube, the spray tube lower extreme is provided with a plurality of suction holes upper end and is provided with a plurality of hole for water spraying.

Optionally, the lower end of the mixing layer is conical, and a discharge hole is formed in the bottom end of the mixing layer.

Optionally, the box top is provided with the feeder hopper, the feeder hopper upper end is provided with the lid, just can dismantle in the feeder hopper and be connected to the intraformational conveying pipe of mixture, box bilateral symmetry is provided with the support.

The utility model has the advantages as follows:

the embodiment of the utility model provides a graphite alkene production facility:

1. the graphene is prepared by using an oxidation-reduction method, so that the cost is low, the implementation is easy, and the problem that the graphene is difficult to disperse in a solvent is solved; utilize a plurality of sets of reducing mechanism that sets up to smash natural graphite, when the discharge gate on crushing layer was not opened, when the incasement was than inclosed space, consequently can carry out a lot of to crushing to the natural graphite in the crushing layer and smash, ensured natural graphite's crushing degree to ensure the normal clear of secondary reaction.

2. The spray tube lower extreme is provided with a plurality of holes that absorb water, and the upper end is provided with a plurality of hole for water spraying, and the spray tube setting is in mixed layer bottom, consequently can spout the solution of mixing the layer bottom under the effect of spray tube and deliver to mixing layer upper end, utilizes agitating unit and spray tube can ensure to mix the solution in the layer completely and mix, and the guarantee reaction is complete, utilizes the graphite alkene content in the multiplicable solution of ultrasonic wave, has ensured the quality and the output of output graphite alkene.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a graphene production apparatus according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a nozzle of graphene production equipment according to an embodiment of the present invention.

In the figure: 1. a box body; 2. a pulverization layer; 3. a mixed layer; 4. a heating block; 5. a bearing plate; 6. an ultrasonic transmitter; 7. a rotating shaft; 8. a crushing roller; 9. a strut; 10. a discharge port; 11. an inclined plate; 12. an electric motor; 13. a stirring device; 14. a support bar; 15. a nozzle; 16. a water suction hole; 17. a water spray hole; 18. a discharge outlet; 19. a feed hopper; 20. and (4) a bracket.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A graphene production apparatus according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 2.

Referring to fig. 1-2, an embodiment of the utility model provides a pair of graphite alkene production facility, including box 1 and crushing layer 2, the box 1 outside is provided with controlling means, box 1 is including crushing layer 2 and mixing layer 3, be provided with reducing mechanism in the crushing layer 2, the tank wall that mixes layer 3 is double-deck hollow structure and is provided with heating block 4, heating block 4 is provided with a plurality of, mix and be provided with bearing plate 5 between layer 3 and the crushing layer 2, bearing plate 5 lower extreme is provided with ultrasonic emitter 6, ultrasonic emitter 6 is provided with two, ultrasonic emitter 6 and heating block 4 all are along the axis symmetric distribution of box 1, are the axial symmetric structure.

In an example, the arranged crushing layer 2 can crush natural graphite for multiple times, so that the crushing degree of raw materials is guaranteed, and the reaction rate of the next step can be increased; the heating block 4 and the ultrasonic emitter 6 are utilized to provide proper reaction conditions for the oxidation-reduction reaction, so that the reaction speed is accelerated, and the quality and the total amount of the produced graphene are guaranteed.

Referring to fig. 1, the crushing device comprises a rotating shaft 7 and crushing rollers 8, and the crushing device is detachably connected in the crushing layer 2 through supporting rods 9 and is provided with a plurality of groups.

The example, set up a plurality of sets of reducing mechanism, can carry out the album of smashing to the raw materials, ensured the crushing degree of raw materials, and because can dismantle the connection, consequently the reducing mechanism is convenient for dismantle the washing.

Referring to fig. 1, two sides of the bearing plate 5 are provided with discharge ports 10, the upper end of the bearing plate 5 is provided with two inclined plates 11, and the inclined plates 11 are provided.

Illustratively, two inclined plates 11 are provided to make the bottom of the pulverization layer 2 higher at the center and lower at the periphery, and to discharge all the pulverized raw materials into the mixing layer 3 as much as possible.

Referring to fig. 1 and 2, a motor 12 is detachably connected between the ultrasonic emitters 6, a stirring device 13 is detachably connected to the lower end of the motor 12, a nozzle 15 is detachably connected to the lower end of the stirring device 13 through a support rod 14, a plurality of water spraying holes 17 are arranged at the upper end of the nozzle 15 and provided with a plurality of water suction holes 16.

Illustratively, the lower end of the nozzle 15 is provided with a plurality of water suction holes 16, the upper end of the nozzle 15 is provided with a plurality of water spray holes 17, and the nozzle 15 is arranged at the bottom of the mixing layer 3, so that the solution at the bottom end of the mixing layer 3 can be sprayed to the upper end of the mixing layer 3 under the action of the nozzle 15, and the stirring device 13 and the nozzle 15 can ensure that the solution in the mixing layer 3 is completely mixed and the reaction is completely carried out.

Referring to fig. 1, the lower end of the mixing layer 3 is tapered, and a discharge outlet 18 is formed at the bottom end of the mixing layer 3.

In the example, the lower end of the mixing layer 3 is conical, so that the solution after the reaction can be completely discharged as far as possible, and the problem that a large amount of produced substances are remained in the device to cause resource waste is avoided.

Referring to fig. 1, a feed hopper 19 is arranged at the top end of the box body 1, a cover body is arranged at the upper end of the feed hopper 19, a feeding pipe connected to the mixing layer 3 is detachably connected to the feed hopper 19, and supports 20 are symmetrically arranged on two sides of the box body 1.

In an example, the feed hopper 19 is provided with a cover body, so that foreign matters are prevented from falling into the device when the device is used, and the normal operation of the reaction is not influenced; the feeding pipe connected to the mixed layer 3 is detachably connected in the feeding hopper 19, so that enough raw materials can be timely improved for oxidation-reduction reaction, and the normal operation of the reaction is guaranteed.

When the device is used, the whole device is connected with an external power supply, sufficient natural graphite is placed into the crushing layer 2 from the feed hopper 19, the natural graphite can be crushed by a plurality of groups of crushing devices, when the discharge port 10 of the crushing layer 2 is not opened, the natural graphite in the crushing layer 2 can be crushed for a plurality of times because of a closed space in the box, the crushing degree of the natural graphite is ensured, and the normal operation of secondary reaction is ensured, after the natural graphite is crushed, the discharge port 10 is opened through a control device arranged on the box body 1, the natural graphite enters the mixing layer 3, a feeding pipe connected to the mixing layer 3 is detachably connected in the feed hopper 19, a proper amount of strong acid and strong oxidizing substances are added into the mixing layer 3 and react with the natural graphite to generate graphite oxide, and the reaction speed is accelerated under the action of the stirring device 13; the heating temperature of the heating block 4 and the frequency of the ultrasonic emitter 6 are controlled well by a control device, and a proper amount of potassium hydroxide and sodium hydroxide solution is added into the box mixing layer 3 to generate reaction, so that graphene solution with good dispersibility is obtained; the lower end of the arranged spray pipe 15 is provided with a plurality of water suction holes 16, the upper end of the arranged spray pipe 15 is provided with a plurality of water spray holes 17, and the spray pipe 15 is arranged at the bottom of the mixing layer 3, so that the solution at the bottom end of the mixing layer 3 can be sprayed to the upper end of the mixing layer 3 under the action of the spray pipe 15, the solution in the mixing layer 3 can be completely mixed by using the stirring device 13 and the spray pipe 15, the complete reaction is ensured, the content of graphene in the solution can be increased by using ultrasonic waves, and the quality and the yield of the produced graphene are ensured; the graphene is prepared by using an oxidation-reduction method, so that the cost is low, the graphene is easy to realize, the problem that the graphene is difficult to disperse in a solvent is solved, and the graphene is prepared in a large quantity, so that the graphene can be industrially produced in a large scale.

The utility model relates to a graphene production device, which comprises a box body 1; 2. a pulverization layer; 3. a mixed layer; 4. a heating block; 5. a bearing plate; 6. an ultrasonic transmitter; 7. a rotating shaft; 8. a crushing roller; 9. a strut; 10. a discharge port; 11. an inclined plate; 12. an electric motor; 13. a stirring device; 14. a support bar; 15. a nozzle; 16. a water suction hole; 17. a water spray hole; 18. a discharge outlet; 19. a feed hopper; 20. the structure and principle of the bracket and the components are known to those skilled in the art through technical manuals or through routine experiments.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a graphite alkene production facility, includes box (1) and crushing layer (2), its characterized in that, the box (1) outside is provided with controlling means, box (1) is including crushing layer (2) and mixing layer (3), be provided with reducing mechanism in crushing layer (2), the tank wall that mixes layer (3) is double-deck hollow structure and is provided with heating block (4), heating block (4) are provided with a plurality of, be provided with bearing plate (5) between mixing layer (3) and crushing layer (2), bearing plate (5) lower extreme is provided with ultrasonic emitter (6), ultrasonic emitter (6) are provided with two, ultrasonic emitter (6) and heating block (4) are all along the axis symmetric distribution of box (1), are the axisymmetric structure.

2. The graphene production equipment according to claim 1, wherein the crushing device comprises a rotating shaft (7) and crushing rollers (8), and the crushing device is detachably connected in the crushing layer (2) through supporting rods (9) and is provided with a plurality of groups.

3. The graphene production equipment according to claim 1, wherein two discharge holes (10) are formed in two sides of the bearing plate (5), an inclined plate (11) is arranged at the upper end of the bearing plate (5), and two inclined plates (11) are arranged.

4. The graphene production equipment according to claim 1, wherein a motor (12) is detachably connected between the ultrasonic emitters (6), a stirring device (13) is detachably connected to the lower end of the motor (12), a spray pipe (15) is detachably connected to the lower end of the stirring device (13) through a support rod (14), a plurality of water spray holes (17) are arranged at the upper end of a plurality of water suction holes (16) arranged at the lower end of the spray pipe (15).

5. The graphene production equipment according to claim 1, wherein the lower end of the mixed layer (3) is conical, and a discharge outlet (18) is formed at the bottom end of the mixed layer (3).

6. The graphene production equipment according to claim 1, wherein a feed hopper (19) is arranged at the top end of the box body (1), a cover body is arranged at the upper end of the feed hopper (19), a feeding pipe connected to the mixed layer (3) is detachably connected into the feed hopper (19), and supports (20) are symmetrically arranged on two sides of the box body (1).