CN215711797U

CN215711797U - Carbon black heat-preservation high-temperature graphitization furnace special for graphene film

Info

Publication number: CN215711797U
Application number: CN202120683413.XU
Authority: CN
Inventors: 赵先明; 黄顺力; 李�杰
Original assignee: Zhuzhou Xinyang Heat Treatment Equipment Co ltd
Current assignee: Zhuzhou Xinyang Heat Treatment Equipment Co ltd
Priority date: 2021-04-04
Filing date: 2021-04-04
Publication date: 2022-02-01
Anticipated expiration: 2031-04-04

Abstract

The utility model discloses a special carbon black heat-preservation high-temperature graphitization furnace for a graphene film, which comprises an optical temperature measuring probe and component, support legs and a furnace body component, wherein the furnace body component is welded at the top of each support leg, a furnace cover component is movably arranged at the top of the furnace body component through a shaft, the furnace cover component is connected with the furnace body component through a flange and locked by a loose joint screw or a C-shaped buckle, the optical temperature measuring probe and the component are arranged at the central position of the top of the furnace cover component, an observation port is arranged at one side of the top of the furnace cover component, and a heat-preservation cover made of a refractory carbon material is arranged at the central position of the bottom of the furnace body component. According to the utility model, the integrally cast barrel-shaped heat insulation layer is arranged, the integrally cast barrel-shaped heat insulation layer is provided with the bottom support, and the bottom support is provided with the hook or the hanging buckle opening, so that the furnace body assembly can be integrally lifted out, and the maintenance time is saved.

Description

Carbon black heat-preservation high-temperature graphitization furnace special for graphene film

Technical Field

The utility model relates to the technical field of graphitization furnaces, in particular to a carbon black heat-preservation high-temperature graphitization furnace special for a graphene film.

Background

The graphitizing furnace is mainly used for high-temperature treatment of graphitizing graphite films, graphitizing graphene films and the like, and the service temperature of the graphitizing furnace is as high as 2800 ℃. High production efficiency, energy saving and electricity saving. The on-line temperature measurement and control system is provided, the temperature in the furnace can be monitored in real time, and automatic adjustment is carried out, however, the existing graphene film graphitizing furnace has many problems or defects:

firstly, the graphite felt is generally adopted as a heat insulation material in the existing graphene film graphitization furnace, the graphite felt material is seriously pulverized under the condition of temperature, and the heat insulation graphite felt needs to be replaced only by using 5-8 furnaces when the maximum use temperature reaches 3000 ℃ under the condition of unchanged rated power. The replacement of the graphite felt is high, and the replacement frequency is high, so that not only is the resource waste caused, but also the unit cost of use is very high;

secondly, the internal structure of the existing graphene film graphitization furnace is not easy to replace consumables, and the practicability is not strong;

thirdly, the existing graphitizing furnace for graphene films is easy to ignite, causing equipment damage.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a special carbon black heat-preservation high-temperature graphitization furnace for a graphene film to solve the problems that the use cost is high, the internal structure is not easy to replace consumables and ignition is easy in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a special carbon black of graphite alkene membrane heat preservation high temperature graphitizing furnace, includes optics temperature probe and subassembly, stabilizer blade and furnace body subassembly, the top welding of stabilizer blade has the furnace body subassembly, the top of furnace body subassembly is provided with the bell subassembly through the axle activity, the bell subassembly adopts flange joint with the furnace body subassembly, adopts loose joint screw or C type to detain the locking, the central point at bell subassembly top puts and is provided with optics temperature probe and subassembly, one side at bell subassembly top is provided with the viewing aperture, the central point of furnace body subassembly bottom puts and is provided with the refractory carbon material lid that keeps warm.

Preferably, an induction coil assembly is arranged in the furnace body assembly, and a heat insulation layer in an integrally cast barrel shape is arranged in the induction coil assembly.

Preferably, a graphite crucible is arranged in the integrally cast barrel-shaped heat insulation layer, and carbon black is filled between the graphite crucible and the integrally cast barrel-shaped heat insulation layer to serve as the heat insulation layer.

Preferably, a space is reserved between the integrally poured barrel-shaped heat insulation layer and the induction coil assembly, and carbon black in the heat insulation layer is prevented from leaking out and then igniting with the induction coil assembly.

Preferably, the lower part of the induction coil assembly is fixed on the bottom plate of the furnace body assembly through an insulating pad, and the upper part of the induction coil assembly is fixed on the furnace body assembly through an integrally cast barrel-shaped heat insulation layer.

Preferably, the inside bottom of furnace body subassembly is provided with the furnace base, and the top of furnace base is provided with the total collet of furnace, and the total collet of furnace and the insulating layer interconnect of monolithic pouring tubbiness, the top of insulating pad are provided with the hoist subassembly.

Compared with the prior art, the utility model has the beneficial effects that: the carbon black heat-preservation high-temperature graphitization furnace special for the graphene film has a reasonable structure and has the following advantages:

(1) the integrally cast barrel-shaped heat insulation layer is arranged and provided with a bottom support, and a hook or a hanging buckle opening is formed in the bottom support; the furnace body assembly can be integrally lifted out, and the maintenance time is saved.

(2) The existing device is too high in cost, so that when the carbon black insulation layer is used, the carbon black insulation layer is filled in the heat insulation layer which is integrally poured into a barrel, the graphite heating body is arranged in the carbon black insulation layer, the carbon black filled between the carbon black insulation layer and the carbon black insulation layer has good fluidity, the carbon black can be automatically filled at any time, the heat insulation characteristics in a hearth are consistent all the time, the temperature in a furnace is well controlled, the cost is only one twentieth of that of a carbon fiber heat insulation furnace, and the heat insulation material can be filled at any time.

(3) A gap is designed between the induction coil inside the furnace body and the heat insulation layer of the integral pouring barreled structure, after carbon black leaks out, the induction coil and the heat insulation layer of the integral pouring barreled structure and the internal carbon black cannot be ignited due to the fact that the carbon black falls to the bottom of the furnace body, equipment is safer, and failure rate is lower.

Drawings

FIG. 1 is a front cross-sectional structural schematic view of the present invention;

fig. 2 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. an optical temperature probe and assembly; 2. a viewing port; 3. a heat-insulating layer; 4. a graphite crucible; 5. An induction coil assembly; 6. integrally pouring a barrel-shaped heat insulation layer; 7. a support leg; 8. a hearth general bottom support; 9. a hearth base; 10. an insulating pad; 11. a furnace body assembly; 12. a refractory carbon material heat preservation cover; 13. a spreader assembly; 14. A furnace lid assembly.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, an embodiment of the present invention is shown: a special carbon black heat-preservation high-temperature graphitization furnace for a graphene film comprises an optical temperature measuring probe and assembly 1, support legs 7 and a furnace body assembly 11, wherein the furnace body assembly 11 is welded at the top of each support leg 7, a furnace cover assembly 14 is movably arranged at the top of the furnace body assembly 11 through a shaft, the furnace cover assembly 14 is connected with the furnace body assembly 11 through a flange and locked by a loose joint screw or a C-shaped buckle, the optical temperature measuring probe and the assembly 1 are arranged at the central position of the top of the furnace cover assembly 14, an observation port 2 is arranged at one side of the top of the furnace cover assembly 14, and a refractory carbon material heat-preservation cover 12 is arranged at the central position of the bottom of the furnace body assembly 11;

an induction coil assembly 5 is arranged in the furnace body assembly 11, and a heat insulation layer 6 in an integrally cast barrel shape is arranged in the induction coil assembly 5;

the integrally cast barrel-shaped heat insulation layer 6 is arranged, the integrally cast barrel-shaped heat insulation layer 6 is provided with a bottom support, and a hook or a hanging buckle opening is formed in the bottom support; the furnace body assembly 11 can be integrally lifted out, and the maintenance time is saved.

A graphite crucible 4 is arranged in the integrally cast barrel-shaped heat insulation layer 6, and a heat insulation layer 3 is filled between the graphite crucible 4 and the integrally cast barrel-shaped heat insulation layer 6 by adopting carbon black;

when the carbon black heat preservation furnace is used, the carbon black heat preservation layer is filled in the integrally cast barrel-shaped heat preservation layer 6, the graphite heating bodies are arranged in the carbon black heat preservation layer, the carbon black filled between the carbon black heat preservation layer and the carbon black heat preservation layer has good fluidity, can automatically flow and fill at any time, so that the heat preservation characteristics in the furnace hearth are consistent all the time, the temperature in the furnace is well controlled, the cost is only one twentieth of that of a carbon fiber heat preservation furnace, and the heat preservation material can be filled at any time;

a space is reserved between the integrally cast barrel-shaped heat insulation layer 6 and the induction coil assembly 5, so that carbon black in the heat insulation layer 3 is prevented from leaking out and then igniting the induction coil assembly 5;

the lower part of the induction coil assembly 5 is fixed on a bottom plate of a furnace body assembly 11 through an insulating pad 10, and the upper part of the induction coil assembly 5 is fixed on the furnace body assembly 11 through an integrally cast barrel-shaped heat insulation layer 6;

a hearth base 9 is arranged at the bottom inside the furnace body component 11, a hearth total bottom support 8 is arranged at the top of the hearth base 9, the hearth total bottom support 8 is connected with the integrally cast barrel-shaped heat insulation layer 6, and a lifting appliance component 13 is arranged at the top of the insulation pad 10;

a gap is designed between the induction coil assembly 5 inside the furnace body and the heat insulation layer 6 integrally cast into a barrel shape, after carbon black leaks out, the induction coil assembly 5 and the heat insulation layer 6 integrally cast into the barrel shape and the internal carbon black cannot be ignited due to the fact that the carbon black falls to the bottom of the furnace body, equipment is safer, and the failure rate is lower.

The working principle is as follows: the integrally cast barrel-shaped heat insulation layer 6 is arranged, the integrally cast barrel-shaped heat insulation layer 6 is provided with a bottom support, and a hook or a hanging buckle opening is formed in the bottom support; can wholly hang out furnace body subassembly 11, practice thrift maintenance time, the inside packing of insulation layer 6 of integral casting tubbiness has the carbon black heat preservation, the inside of carbon black heat preservation is provided with the graphite heat-generating body, the carbon black of packing between, good mobility has, automatic flow fills at any time, it is unanimous all the time to make the interior thermal insulation characteristic of furnace, the fine control of stove internal temperature, and the cost only has one twentieth of carbon fiber heat preservation stove, insulation material can fill at any time, the design has the space between inside induction coil subassembly 5 of furnace body and the insulation layer 6 of integral casting tubbiness, after the carbon black seepage comes out, can fall the furnace body bottom because of the reason of gravity, can not let induction coil subassembly 5 strike sparks with insulation layer 6 and the inside carbon black of integral casting tubbiness, make equipment safer, the fault rate is lower.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a special carbon black of graphite alkene membrane heat preservation high temperature graphitizing furnace, includes optics temperature probe and subassembly (1), stabilizer blade (7) and furnace body subassembly (11), its characterized in that: the top welding of stabilizer blade (7) has furnace body subassembly (11), the top of furnace body subassembly (11) is provided with bell subassembly (14) through the axle activity, bell subassembly (14) adopt flange joint with furnace body subassembly (11), adopt loose joint screw or C type to detain the locking, the central point at bell subassembly (14) top puts and is provided with optics temperature probe and subassembly (1), one side at bell subassembly (14) top is provided with viewing aperture (2), the central point of furnace body subassembly (11) bottom puts and is provided with refractory carbon material heat preservation lid (12).

2. The carbon black heat-preservation high-temperature graphitization furnace special for the graphene film according to claim 1, which is characterized in that: an induction coil assembly (5) is arranged in the furnace body assembly (11), and a heat insulation layer (6) which is integrally cast into a barrel shape is arranged in the induction coil assembly (5).

3. The carbon black heat-preservation high-temperature graphitization furnace special for the graphene film as claimed in claim 2, wherein the carbon black heat-preservation high-temperature graphitization furnace is characterized in that: a graphite crucible (4) is arranged in the integrally cast barrel-shaped heat insulation layer (6), and carbon black is filled between the graphite crucible (4) and the integrally cast barrel-shaped heat insulation layer (6) to serve as a heat insulation layer (3).

4. The carbon black heat-preservation high-temperature graphitization furnace special for the graphene film according to claim 3, which is characterized in that: a space is reserved between the integrally poured barrel-shaped heat insulation layer (6) and the induction coil assembly (5), and carbon black in the heat insulation layer (3) is prevented from leaking and then striking sparks with the induction coil assembly (5).

5. The carbon black heat-preservation high-temperature graphitization furnace special for the graphene film according to claim 4, which is characterized in that: the lower part of the induction coil assembly (5) is fixed on a bottom plate of the furnace body assembly (11) through an insulating pad (10), and the upper part of the induction coil assembly (5) is fixed on the furnace body assembly (11) through an integrally cast barrel-shaped heat insulation layer (6).

6. The carbon black heat-preservation high-temperature graphitization furnace special for the graphene film according to claim 1, which is characterized in that: the furnace body subassembly (11) inside bottom is provided with furnace base (9), and the top of furnace base (9) is provided with total collet of furnace (8), and total collet of furnace (8) and the insulating layer (6) interconnect of the monolithic casting tubbiness, the top of insulating pad (10) is provided with hoist subassembly (13).