CN208980843U - Carbon fiber and graphite furnace - Google Patents
Carbon fiber and graphite furnace Download PDFInfo
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- CN208980843U CN208980843U CN201821248940.2U CN201821248940U CN208980843U CN 208980843 U CN208980843 U CN 208980843U CN 201821248940 U CN201821248940 U CN 201821248940U CN 208980843 U CN208980843 U CN 208980843U
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- burner hearth
- furnace
- movable plate
- flashboard
- carbon fiber
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Abstract
The utility model provides a kind of carbon fiber and graphite furnace.The utility model includes the furnace body being vertically arranged, the discharge port that feed inlet above furnace body is set and is arranged in below furnace body, material inlet valve is provided at the feed inlet, the furnace interior has burner hearth, the burner hearth includes the heating furnace on top and the heat preservation burner hearth of lower part, the heating furnace inner wall is provided with heating electrode, the first flashboard is provided between the heating furnace and the heat preservation burner hearth, the discharge outlet is provided with the second flashboard, first flashboard and second flashboard respectively include one piece of movable plate, the side of the movable plate is connected by a hinge in the inner wall of the burner hearth, the bottom of the movable plate connects the inboard wall of burner hearth by spring, pressure sensor is provided on the spring.It is heated evenly inside the utility model, avoids material accumulation, graphitization effect is good.
Description
Technical field:
The utility model relates to a kind of carbon fiber and graphite furnaces, belong to carbon fibre producing facility technical field.
Background technique:
Carbon fiber is high intensity, the new fiber materials of high modulus fibre of a kind of phosphorus content 95% or more.It is by
The organic fibers such as flake graphite are piled up along fiber axial direction, through microlite obtained from carbonization and graphitization processing
Ink material.Carbon fiber " soft outside but hard inside ", quality is lighter than metallic aluminium, but intensity is higher than steel, and has corrosion-resistant, high-modulus
Characteristic, be all important materials in defence and military and civilian aspect.It not only has the intrinsic intrinsic property of carbon material, and has both
The soft machinability of textile fabric is reinforcing fiber of new generation.Compared with traditional glass fibre, Young's modulus is carbon fiber
It is more than 3 times；It is compared with Kafra fiber, and Young's modulus is its 2 times or so, and the insoluble and in-expandable in organic solvent, acid, alkali is resistance to
Corrosion is prominent.
Carbon fiber can use polyacrylonitrile fibre, pitch fibers, viscose or phenolic fibre to be made through being carbonized respectively.Using compared with
Universal carbon fiber is mainly polyacrylonitrile carbon fiber and asphalt-based carbon fiber.The manufacture of carbon fiber includes fibre spinning, thermostabilization
Change 4 processes such as (pre-oxidation), carbonization, graphitization.Adjoint chemical change includes dehydrogenation, cyclisation, pre-oxidation, oxidation therebetween
And deoxidation etc..
Graphitization is the last one link of carbon fiber production, is graphitized generally at 2500 to 3000 DEG C.So high
At a temperature of operate, should continuous operation, again improve equipment service life, for continuous graphitization, heating efficiency and
Constant temperature area directly affects the production capacity of stove and the stability of product quality.In order to improve heating efficiency so that furnace interior by
Hot uniformly material to be avoided to accumulate in furnace body, Chinese patent CN201620757625.7 discloses a kind of novel graphite furnace, and
Specifically disclose following technical characteristic, novel graphite furnace, including discharge cooling device, feed pipe, control device and vertically set
The furnace body set；The furnace body is provided with the burner hearth for accommodating carbonaceous material, and the burner hearth includes for heating carbonaceous material
Heating furnace and heat preservation burner hearth for heat preservation, the furnace body are provided with electrode pair, and feed pipe is installed on the top of the furnace body,
The feed pipe is connected to the heating furnace, and control device is installed on the furnace body, and the control device is located at the heating
In burner hearth, the control device is used to control the openings of sizes of the feed pipe Yu the heating furnace connectivity part；The discharge
Cooling device is set to the bottom of the furnace body, and the discharge cooling device is connected to the heat preservation burner hearth.
The graphitizing furnace by control device control feed pipe with the openings of sizes of heating furnace connectivity part come control into
Expect speed, avoids material from accumulating in heating furnace, the heating efficiency of upper electrode and lower electrode is impacted, but by
It is needed to move up and down in control device, in the upper furnace of high temperature, the lubrication problem moved up and down cannot be solved effectively, be held
The mobile failure of control device is easily led to, control effect is poor.
Utility model content:
The purpose of this utility model is to provide a kind of carbon fiber and graphite furnace in view of the above problems, and inside is heated equal
It is even, material accumulation is avoided, graphitization effect is good.
Above-mentioned purpose is realized by following technical scheme:
Carbon fiber and graphite furnace including the furnace body being vertically arranged, the feed inlet being arranged in above furnace body and is arranged in furnace body
The discharge port of lower section is provided with material inlet valve at the feed inlet, and the furnace interior has burner hearth, and the burner hearth includes upper
The heating furnace in portion and the heat preservation burner hearth of lower part, the heating furnace inner wall are provided with heating electrode, the heating furnace and institute
It states and is provided with the first flashboard between heat preservation burner hearth, the discharge outlet is provided with the second flashboard, first flashboard and described
Second flashboard respectively includes one piece of movable plate, and the side of the movable plate is connected by a hinge in the inner wall of the burner hearth, institute
The bottom for stating movable plate connects the inboard wall of burner hearth by spring, is provided with pressure sensor on the spring.
The carbon fiber and graphite furnace is provided with insulating layer outside the furnace body.
The carbon fiber and graphite furnace, the shape of the movable plate are consistent with the burner hearth inner cross-sectional shape and living
The outer diameter of movable plate is less than the internal diameter of the burner hearth, and movable plate tilts down setting, inclination angle and water in the state that no material squeezes
The angle of plane is 45 DEG C.
The carbon fiber and graphite furnace, the upper of furnace body are provided with sealing bell, the exhaust outlet and it is described into
Material mouth is located at the Sealing furnace and covers.
The carbon fiber and graphite furnace further includes the inert gas protection device connecting with furnace body.
The utility model has the advantages that
The first flashboard, the discharge outlet setting are provided between the heating furnace of the utility model and the heat preservation burner hearth
There is the second flashboard, first flashboard and second flashboard respectively include one piece of movable plate, the side of the movable plate
It is connected by a hinge in the inner wall of the burner hearth, the bottom of the movable plate connects the inboard wall of burner hearth, the bullet by spring
It is provided with pressure sensor on spring, is accumulated in heating furnace when material so serious, it is impossible to which guarantor can smoothly enter by flashboard
Warm burner hearth, the pressure sensor on the first flashboard detect that pressure is more than early warning value, at this time need to close material inlet valve, work as object
Material heat preservation burner hearth in accumulate it is excessive, the pressure that the pressure sensor on the second flashboard detects be more than early warning value, at this time need
Discharge port is opened into big discharging, this adjusting avoids material accumulation, and graphitization effect is good.
Detailed description of the invention:
Fig. 1 is the overlooking structure diagram of the utility model.
1, furnace body in figure；2, feed inlet；3, discharge port；4, material inlet valve；5, heating furnace；6, burner hearth is kept the temperature；7, it heats
Electrode；8, the first flashboard；9, the second flashboard；10, insulating layer；11, bell is sealed.
Specific embodiment:
Embodiment 1:
The carbon fiber and graphite furnace of the present embodiment as shown in Figure 1:, including be vertically arranged furnace body 1, be arranged above furnace body
Feed inlet 2 and the discharge port 3 that is arranged in below furnace body, be provided with material inlet valve 4, the furnace interior at the feed inlet
With burner hearth, the burner hearth includes the heating furnace 5 on top and the heat preservation burner hearth 6 of lower part, and the heating furnace inner wall is provided with
Electrode 7 is heated, is provided with the first flashboard 8 between the heating furnace and the heat preservation burner hearth, the discharge outlet is provided with the
Two flashboards 9, first flashboard and second flashboard respectively include one piece of movable plate, and the side of the movable plate passes through
It is hingedly connected at the inner wall of the burner hearth, the bottom of the movable plate connects the inboard wall of burner hearth by spring, on the spring
It is provided with pressure sensor.
Carbon fiber and graphite furnace described in the present embodiment is provided with insulating layer 10 outside the furnace body.
Carbon fiber and graphite furnace described in the present embodiment, the shape of the movable plate and the burner hearth inner section shape
Shape is unanimously and the outer diameter of movable plate is less than the internal diameter of the burner hearth, and movable plate, which tilts down, in the state that no material squeezes sets
It sets, the angle of inclination angle and horizontal plane is 45 DEG C.
Carbon fiber and graphite furnace described in the present embodiment, the upper of furnace body are provided with sealing bell 11, the row
Port and the feed inlet are located at the Sealing furnace and cover.
The carbon fiber and graphite furnace further includes the inert gas protection device connecting with furnace body.The present embodiment it is lazy
Property gas shield device, can be protected using nitrogen protection or argon gas.
Working principle:
The first flashboard, the discharge outlet setting are provided between the heating furnace of the utility model and the heat preservation burner hearth
There is the second flashboard, first flashboard and second flashboard respectively include one piece of movable plate, the side of the movable plate
It is connected by a hinge in the inner wall of the burner hearth, the bottom of the movable plate connects the inboard wall of burner hearth, the bullet by spring
It is provided with pressure sensor on spring, is accumulated in heating furnace when material so serious, it is impossible to which guarantor can smoothly enter by flashboard
Warm burner hearth, the pressure sensor on the first flashboard detect that pressure is more than early warning value, at this time need to close material inlet valve, work as object
Material heat preservation burner hearth in accumulate it is excessive, the pressure that the pressure sensor on the second flashboard detects be more than early warning value, at this time need
Discharge port is opened into big discharging, this adjusting avoids material accumulation, and graphitization effect is good.
Technological means disclosed in the utility model is not limited to the technical means disclosed in the above technical means, also
Including the technical solution as composed by the above technical characteristic equivalent replacement.The unaccomplished matter of the utility model belongs to this field skill
The common knowledge of art personnel.
Claims (5)
1. a kind of carbon fiber and graphite furnace, it is characterized in that: include the furnace body being vertically arranged, the feed inlet being arranged in above furnace body and
Discharge port below furnace body is set, material inlet valve is provided at the feed inlet, the furnace interior has burner hearth, described
Burner hearth includes the heating furnace on top and the heat preservation burner hearth of lower part, and the heating furnace inner wall is provided with heating electrode, described to add
It is provided with the first flashboard between hot stove thorax and the heat preservation burner hearth, the discharge outlet is provided with the second flashboard, and described first
Flashboard and second flashboard respectively include one piece of movable plate, and the side of the movable plate is connected by a hinge in the burner hearth
Inner wall, the bottom of the movable plate connects the inboard wall of burner hearth by spring, is provided with pressure sensor on the spring.
2. carbon fiber and graphite furnace according to claim 1, it is characterized in that: being provided with insulating layer outside the furnace body.
3. carbon fiber and graphite furnace according to claim 1, it is characterized in that: the shape of the movable plate and the burner hearth
Inner cross-sectional shape is consistent and the outer diameter of movable plate is less than the internal diameter of the burner hearth, in the state that no material squeezes movable plate to
Under be obliquely installed, the angle of inclination angle and horizontal plane is 45 DEG C.
4. carbon fiber and graphite furnace according to claim 1, it is characterized in that: the upper of furnace body is provided with Sealing furnace
Lid, exhaust outlet and feed inlet are located at the Sealing furnace and cover.
5. carbon fiber and graphite furnace according to claim 1, it is characterized in that: further including that the inert gas connecting with furnace body is protected
Protection unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821248940.2U CN208980843U (en) | 2018-08-03 | 2018-08-03 | Carbon fiber and graphite furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821248940.2U CN208980843U (en) | 2018-08-03 | 2018-08-03 | Carbon fiber and graphite furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208980843U true CN208980843U (en) | 2019-06-14 |
Family
ID=66780903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821248940.2U Active CN208980843U (en) | 2018-08-03 | 2018-08-03 | Carbon fiber and graphite furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208980843U (en) |
-
2018
- 2018-08-03 CN CN201821248940.2U patent/CN208980843U/en active Active
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