CN109553097A - A kind of graphite production line and its continous way graphitizing furnace - Google Patents
A kind of graphite production line and its continous way graphitizing furnace Download PDFInfo
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- CN109553097A CN109553097A CN201910117111.3A CN201910117111A CN109553097A CN 109553097 A CN109553097 A CN 109553097A CN 201910117111 A CN201910117111 A CN 201910117111A CN 109553097 A CN109553097 A CN 109553097A
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- continous way
- furnace
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/20—Graphite
- C01B32/205—Preparation
Abstract
The invention discloses a kind of continous way graphitizing furnaces, comprising: with the furnace body for reacting generation graphite for carbon fiber；The bell being connected with the both ends of the furnace body；Enter the intracorporal traction winder of the furnace set on the outer end of the bell, to traction drive carbon fiber；Wherein, it is equipped in the furnace body: with the graphite crucible for reacting generation graphite for carbon fiber；Two inlet and outlet for being respectively arranged on the graphite crucible, with the thermal insulating door thermally insulated door to avoid the heat loss in the graphite crucible.Above-mentioned continous way graphitizing furnace structure is simple, good heat preservation performance, solves the problems, such as to need a large amount of electric energy of extra consumption.In addition, the invention also discloses a kind of graphite production lines including above-mentioned continous way graphitizing furnace.
Description
Technical field
The present invention relates to graphite production technical fields, more particularly to a kind of continous way graphitizing furnace.In addition, the present invention is also
It is related to a kind of graphite production line including above-mentioned continous way graphitizing furnace.
Background technique
Continous way graphitizing furnace is the finishing stove that graphitization product is produced in a manner of continuous output.Currently, continous way stone
The most heat insulating ability of Mo Hualu is poor, and energy consumption is high.Specifically, the heat in the crucible to produce graphite is easy along it for carbon fiber
The channel of disengaging is lost, and in order to which the temperature guaranteed in crucible maintains operating temperature, needs to expend a large amount of electric energy or setting volume
Outer heat-producing unit is to compensate the thermal energy that crucible is lost.In addition, continous way graphitizing furnace also has leakproofness poor, the service life is short to be lacked
It falls into.
Therefore, how to provide a kind of heat insulating ability preferably, the continous way graphitizing furnace of low energy consumption be those skilled in the art urgently
Problem to be solved.
Summary of the invention
The object of the present invention is to provide a kind of continous way graphitizing furnaces, and the continous way graphitizing furnace structure is simple, heat insulating ability
It is good, it solves the problems, such as to need a large amount of electric energy of extra consumption.It include above-mentioned continous way it is a further object of the present invention to provide one kind
The graphite production line of graphitizing furnace.
To achieve the above object, the present invention provides a kind of continous way graphitizing furnace, comprising: is generated with so that carbon fiber reacts
The furnace body of graphite；The bell being connected with the both ends of the furnace body；Set on the bell outer end, to traction drive carbon fiber into
Enter the intracorporal traction winder of the furnace；Wherein, it is equipped in the furnace body: with the graphite earthenware for reacting generation graphite for carbon fiber
Crucible；Two inlet and outlet for being respectively arranged on the graphite crucible, with the thermal insulating door thermally insulated door to avoid the heat loss in the graphite crucible.
Preferably, further include two be connected with two bells respectively, be intracorporal with the furnace is entered to avoid air
Gas-tight sealing and it is connected respectively with two gas-tight sealings, the bracket to support the gas-tight sealing.
Preferably, the gas-tight sealing includes: with the channel conveyed for carbon fiber；Set on the bracket, to
The gas distributor entered for protective gas；It is connected with the gas distributor, to be blown into protective gas into the channel
Escape pipe.
Preferably, the pedestal of the gas-tight sealing is equipped with the first water cooling folder for its temperature of circulating water
Layer；The cover board of the gas-tight sealing is equipped with the second water-cooling sandwich for its temperature of circulating water.
Preferably, the outer end of the gas-tight sealing is additionally provided with the plugging device to block the access port.
It preferably, further include being set on the inside of the bell, to be blown into protection gas into the channel and the furnace body
The rectangle gas blow pipe of body；Wherein, the air inlet of the rectangle gas blow pipe passes through the bell and is connected with the gas distributor.
Preferably, it is equipped at the air inlet of the rectangle gas blow pipe: being protected to be adjusted into the rectangle gas blow pipe
The valve of the amount of gas；With the gas flowmeter to detect the amount of protective gas in the entrance rectangle gas blow pipe.
Relative to above-mentioned background technique, continous way graphitizing furnace provided by the invention is set by the inlet and outlet in graphite crucible
Thermal insulating door thermally insulated door is set to reduce heat out of graphite crucible and be lost.Specifically, carbon fiber can be made to enter and graphite product output
On the basis of, thermal insulating door thermally insulated door blocks heat and is lost from the import and export of graphite crucible, so as to reduce the consumption of electric energy.
The present invention also provides a kind of graphite production line, including vacuum pump and reactive power compensator, further include and the vacuum
Pump be connected with the reactive power compensator, continous way graphitizing furnace as described in any one of the above embodiments.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of structural schematic diagram of continous way graphitizing furnace provided by the present invention；
Fig. 2 is the top view of Fig. 1；
Fig. 3 be Fig. 1 in A-A to schematic diagram；
Fig. 4 is the structural schematic diagram of graphite crucible in Fig. 1；
Fig. 5 is the gas flow schematic diagram in continous way graphitizing furnace provided by the present invention；
Fig. 6 is a kind of structural schematic diagram of gas-tight sealing provided by the present invention；
Fig. 7 is the gas flow schematic diagram in gas-tight sealing provided by the present invention；
Fig. 8 is the gas flow schematic diagram of the indoor air inlet pipe of chamber of gas-tight sealing provided by the present invention；
Fig. 9 is the structural schematic diagram of the water-cooling sandwich of Fig. 6 cover plate and pedestal；
Figure 10 is the structural schematic diagram of plugging device in Fig. 6；
Figure 11 is the front view of I part in Fig. 5；
Figure 12 is the top view of I part in Fig. 5；
Figure 13 is the front view of rectangle gas blow pipe provided by the present invention；
Figure 14 is the top view of rectangle gas blow pipe provided by the present invention；
Figure 15 is the side view of rectangle gas blow pipe provided by the present invention；
Figure 16 is a kind of schematic diagram of graphite production line provided by the present invention；
Wherein,
1- furnace body, 11- graphite crucible, 111- thermal insulating door thermally insulated door, 12- hard carbon felt insulation, the soft carbon felt insulation of 13-, 14-
Insulating layer, 15- induction coil, 16- vacuum port, 2- bell, 21- temperature-measuring port, 3- gas-tight sealing, 31- gas distributor,
32- escape pipe, 33- cover board, the first water inlet of 331-, the first water outlet of 332-, 34- elevated-temperature seal article, 35- pedestal, 351-
Two water inlets, the second water outlet of 352-, 36- plugging device, 361- overhead gage, the upper regulating mechanism of 362-, 363- lower baffle plate, 364-
Lower regulating mechanism, 37- flange seat, 38- rectangle gas blow pipe, 4- traction winder, 5- electrode ports, 51- electrode, 6- bracket, 7- are true
Empty pump, 8- reactive power compensator, 9- intermediate frequency power supply.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In order to make those skilled in the art more fully understand the present invention program, with reference to the accompanying drawing and it is embodied
The present invention is described in further detail for mode.
Fig. 1 to Figure 16 is please referred to, Fig. 1 is a kind of structural schematic diagram of continous way graphitizing furnace provided by the present invention；Fig. 2
For the top view of Fig. 1；Fig. 3 be Fig. 1 in A-A to schematic diagram；Fig. 4 is the structural schematic diagram of graphite crucible in Fig. 1；Fig. 5 is this
Gas flow schematic diagram in continous way graphitizing furnace provided by inventing；Fig. 6 is a kind of air seal provided by the present invention
The structural schematic diagram of device；Fig. 7 is the gas flow schematic diagram in gas-tight sealing provided by the present invention；Fig. 8 is this hair
The gas flow schematic diagram of the indoor air inlet pipe of chamber of gas-tight sealing provided by bright；Fig. 9 is Fig. 6 cover plate and pedestal
The structural schematic diagram of water-cooling sandwich；Figure 10 is the structural schematic diagram of plugging device in Fig. 6；Figure 11 is that I part is faced in Fig. 5
Figure；Figure 12 is the top view of I part in Fig. 5；Figure 13 is the front view of rectangle gas blow pipe provided by the present invention；Figure 14 is this hair
The top view of rectangle gas blow pipe provided by bright；Figure 15 is the side view of rectangle gas blow pipe provided by the present invention；Figure 16 is this
A kind of schematic diagram of graphite production line provided by inventing.
A kind of continous way graphitizing furnace provided by the present invention, as shown in Figures 1 to 4, which includes:
With the furnace body 1 for reacting generation graphite for carbon fiber；The bell 2 being connected with the both ends of furnace body 1；Set on bell 2 outer end, to
Traction drive carbon fiber enters the traction winder 4 in furnace body 1；Wherein, it is equipped in furnace body 1: being generated with so that carbon fiber reacts
The graphite crucible 11 of graphite；It is connected with graphite crucible 11, with the insulation portion to avoid the heat loss in graphite crucible 11；Heat preservation
Portion includes: two and is respectively arranged on the thermal insulating door thermally insulated door 111 of the inlet and outlet of graphite crucible 11 and the heat preservation set on 11 outer side surface of graphite crucible
Layer.Specifically, since the heat resistance of hard carbon felt is not so good as graphite, in order to avoid the high temperature in graphite crucible 11 burns thermal insulating door thermally insulated door
111, it is equipped with the limit plate made of graphite in the import and export of graphite crucible 11, the centre of two limit plates is equipped with for carbon
Fiber enters and for the through-hole that graphite product exports, and two limit plates are fixed on the disengaging of graphite crucible 11 by graphite bolt
At mouthful, is directly contacted to avoid thermal insulating door thermally insulated door 111 with the reaction chamber in graphite crucible 11, improve the service life of thermal insulating door thermally insulated door 111.
During carbon fiber continuously passes in and out graphite crucible 11, thermal insulating door thermally insulated door 111 can stop most of heat from graphite crucible 11
Inlet and outlet scatter and disappear, so as to save the electric energy for heating graphite crucible 11, further, since the heat dissipation capacity of graphite crucible 11
It reduces, the temperature rate of change in graphite crucible 11 accordingly becomes smaller, even if also uniformity of temperature profile in graphite crucible 11, in this way
Be conducive to improve the quality of graphite product.
It should be noted that above-mentioned thermal insulating door thermally insulated door 111 can be by hard carbon felt at can also be by hard carbon felt and soft carbon
Felt two parts composition, wherein the part of hard carbon felt is close to graphite crucible 11, and the part of soft carbon felt is then relatively distant from graphite
The soft carbon felt part of crucible 11 namely thermal insulating door thermally insulated door 111 is located at the outside of hard carbon felt part；As shown in figure 3, above-mentioned insulating layer
It include: the hard carbon felt insulation 12 wrapped up and avoided on the outside of graphite crucible 11, and the soft carbon of package hard carbon felt insulation 12
Felt insulating layer 13, that is, graphite crucible 11 is located at 12 inside of hard carbon felt insulation, hard carbon felt insulation 12 is located at soft carbon
13 inside of felt insulating layer guarantees that the heat in graphite crucible 11 is difficult by hard carbon felt insulation 12 and soft carbon felt insulation 13
To be conducted outward by its outer side surface；As shown in Figure 1, the length of above-mentioned insulating layer should be extremely for the ease of installing thermal insulating door thermally insulated door 111
Less equal to the sum of the length of the length of graphite crucible 11 and two thermal insulating door thermally insulated doors 111, namely pass through hard carbon felt insulation 12 to stone
Black 11 direction of both ends of crucible extends and is more than the part of graphite crucible 11 to fix thermal insulating door thermally insulated door 111, and two thermal insulating door thermally insulated doors 111 are divided
Not Cha Ru the both ends of hard carbon felt insulation 12 be formed by space beyond graphite crucible 11, and passed in and out by graphite crucible 11
The position of the fixed thermal insulating door thermally insulated door 111 of limit plate at mouthful；It is additionally provided in above-mentioned furnace body 1: set on the insulating layer 14 of insulating layer lateral surface
Be set to 14 lateral surface of insulating layer to make the induction coil 15 to heat up inside graphite crucible 11, wherein insulating layer 14 is preferably
The double-deck corundum insulating layer；Induction coil 15 is preferably the coffin shape induction coil of Publication No. CN10827050A, no longer superfluous herein
It states.
In view of needing to obtain the graphite product of long length, graphite crucible 11 is only arranged in furnace body 1 may nothing
The graphite product of length needed for method obtains, therefore multiple end to end graphite crucibles can also be set in furnace body 1, and upper one
The discharge port of graphite crucible is connected with the feed inlet of next graphite crucible by mother-son groove, needed for carbon fiber reaction is generated
The graphite product of length.
Since temperature is very high in furnace body 1, the especially inside of graphite crucible 11 and its neighbouring environment, therefore, if containing
There is the air of oxygen to enter in furnace body 1, the carbon systems such as graphite crucible 11, carbon fiber, thermal insulating door thermally insulated door 111, the insulating layer in furnace body 1 can be made
Product can aoxidize, and all parts in furnace body 1 can be made to be damaged in this way, and then can reduce the quality of graphite product.In order to
Avoid air from entering in furnace body 1, as depicted in figs. 1 and 2, this continous way graphitizing furnace further include two respectively with two bells 2
Be connected, be connected with the gas-tight sealing 3 entered in furnace body 1 to avoid air and respectively with two gas-tight sealings 3, to
Support the bracket 6 of gas-tight sealing 3.Specifically, as shown in fig. 6, gas-tight sealing 3 has flange seat 37, the flange
Seat 37 is sealed for being connected with the flange seat at the feed inlet and outlet of bell 2 by gasket.
It should be noted that the feed inlet and outlet of bell 2 specifically refers in two bells 2 one and is set to feedstock direction herein
Bell 2 feed inlet and one be set to discharging direction bell 2 discharge port.
As shown in Fig. 5 to Fig. 8, above-mentioned gas sealing device 3 further include: with the channel conveyed for carbon fiber；Set on branch
Frame 6, with the gas distributor 31 entered for protective gas；It is connected with gas distributor 31, to be blown into protection into channel
The escape pipe 32 of gas.Specifically, setting channel namely pedestal 35 are opened wide in side in the pedestal 35 of gas-tight sealing 3
It is box-like, the channel is to be connected to extraneous and furnace body 1, so that carbon fiber is entered in furnace body 1 by channel from the external world, and from furnace body
1 is delivered to the external world by another channel, and cover board 33 is connect by bolt with pedestal 35, namely covers pedestal 35 by cover board 33
That open side, and the position of fixed escape pipe 32 is set between cover board 33 and pedestal 35 furthermore in order to reach sealing effect
The sealing of elevated-temperature seal item 34 is set, in order to which gas-tight sealing 3 is safeguarded and cleared up；Multiple chambers are equipped in pedestal 35,
And aperture is equipped with correspondingly by channel partition at multiple portions, between the two chambers of arbitrary neighborhood to be connected to the sky of two chambers
Between, the aperture of whole chambers forms the channel conveyed for carbon fiber, and upper and lower two sides are equipped with an escape pipe 32 in each chamber,
Wherein, escape pipe 32 be preferably U-shaped escape pipe, i.e., the two of escape pipe 32 port be pierced by chamber and with 31 phase of gas distributor
Even, it is located at the indoor part of chamber and is provided with multiple air outlets, wherein air outlet is positioned against different directions, each to guarantee
It is not present in chamber in gas dead zone, namely entire gas-tight sealing 3 and is only filled with protective gas, and do not contain other gas
Body；Wherein, gas dead zone refers to the place that protective gas does not flow through.
Preferably, the direction in gas-tight sealing 3 along the channel of gas-tight sealing 3 far from flange seat 37, each
The indoor air pressure of chamber is sequentially reduced, so that protective gas is outwardly blown out, to stop air along the disengaging of gas-tight sealing 3
Material mouth enters in furnace body 1, wherein the air pressure tune that each indoor air pressure of chamber passes through 32 blow gas of escape pipe in each chamber
It is whole, namely by adjusting the air pressure of each escape pipe 32 to adjust the indoor air pressure of each chamber；And near the escape pipe of furnace body 1
32 can also can be blown into protective gas into furnace body 1 mainly along protective gas is blown into the chamber of channel outward.As excellent
Choosing, the indoor air pressure of chamber at the feed inlet and outlet of gas-tight sealing 3 are 20Pa-100Pa bigger than the air pressure of local environment.
It should also be noted that, in order to express easily, the feed inlet and outlet of gas-tight sealing 3 herein is interpreted as two
The feed inlet of a gas-tight sealing 3 for being set to feedstock direction is set to discharging direction with another in gas-tight sealing 3
The discharge port of gas-tight sealing 3.
As shown in fig. 6, the chamber in above-mentioned gas sealing device 3 is preferably provided with five, namely it is preferably provided with ten outlets
Pipe 32 enters in furnace body 1 to avoid channel of the air in gas-tight sealing 3.It should be noted that above-mentioned five and ten
The description of these a specific values is only that for example, how the number of chamber and the number of escape pipe 32 are arranged should basis
Depending on actual conditions, specifically, the number of chamber is more, and the number of escape pipe 32 is also more, the sealing of gas-tight sealing 3
Effect is better, and correspondingly, the cost of gas-tight sealing 3 also can be higher, and then should compromise and consider the sealing of gas-tight sealing 3
Property and cost determine the setting number of chamber and the setting number of escape pipe 32.
In order to avoid the temperature of pedestal 35 is excessively high, the first water-cooling sandwich is set, so that recirculated water is to pedestal 35 in pedestal 35
It is cooled down.Specifically, as shown in figure 9, the outer end of pedestal 35 is equipped with the second water inlet 351 and the second water outlet 352, for
Recirculated water flows in the first water-cooling sandwich in pedestal 35, has reached the purpose to cool down to pedestal 35, so convenient for pair
Gas-tight sealing 3 carries out maintenance work.Wherein, above-mentioned " outer end of pedestal 35 " is interpreted as the disengaging of gas-tight sealing 3
At material mouth.
Preferably, above-mentioned second water inlet 351 is set to the bottom of pedestal 35, and the second water outlet 352 is set to pedestal 35
Top, namely supply recirculated water from the bottom to top, cause cooling effect to decline to avoid bubble is generated in water-cooling sandwich.
Similarly, in order to avoid the temperature of cover board 33 is excessively high, the second water-cooling sandwich is set, for recirculated water pair in cover board 33
Cover board 33 is cooled down.Specifically, as shown in figure 9, cover board 33 is equipped with the first water inlet 331 and the first water outlet 332, with
It flows in the second water-cooling sandwich in cover board 33 for recirculated water, to achieve the purpose that cool down to cover board 33, and then is convenient for
Maintenance work is carried out to gas-tight sealing 3.Therefore, by the way that the first water-cooling sandwich is arranged in pedestal 35 and is set in cover board 33
Set the second water-cooling sandwich can cooling down to entire gas-tight sealing 3, and then convenient for quickly disassembly air seal dress
It sets 3 and service work is carried out to it.
It is understood that the water cooling folder in addition to can reduce the whole temperature of gas-tight sealing 3, in above-mentioned cover board 33
Layer and pedestal 35 in water-cooling sandwich can also in gas-tight sealing 3 carbon fiber and graphite product cool down, to keep away
Exempt from carbon fiber and graphite product temperature is excessively high and in conjunction with oxygen and react, especially passes through gas in the graphite product of high temperature
The discharge port of body sealing device 3 and when being exposed to external environment, and then guarantee the quality of graphite product.
In addition, in order to avoid repeat be arranged water circulation system, above-mentioned second water outlet 352 preferably with the first water inlet 331
It is connected, to realize that a gas-tight sealing 3 is only equipped with a set of water circulation system.Certainly, above-mentioned second water inlet 351 can be with
It is connected with the first water outlet 332, a gas-tight sealing 3 also may be implemented in this way and be only equipped with a set of water circulation system.
As shown in Figure 10, the outer end of above-mentioned gas sealing device 3 is additionally provided with the plugging device 36 to block access port.
Specifically, above-mentioned plugging device 36 includes: the tune between two baffles of baffle and control of about two distributions apart from size
It saves mechanism namely upper regulating mechanism 362 adjusts the position of overhead gage 361, and lower regulating mechanism 364 adjusts the position of lower baffle plate 363
It sets.When needing to observe the inside of furnace body 1, regulating mechanism 362 and lower regulating mechanism 364 make overhead gage 361 and lower block in control
The distance between plate 363 increases, in order to the inside of eye-observation furnace body 1；Carbon fiber is being conveyed into furnace body 1 and from furnace body 1
Outward during conveying graphite product, regulating mechanism 362 and lower regulating mechanism 364 adjust separately 361 He of overhead gage in control
The position of lower baffle plate 363 makes the distance between overhead gage 361 and lower baffle plate 363 not scrape carbon fiber and graphite system in satisfaction
It is as small as possible on the basis of product, enter in furnace body 1 to avoid outside air along gas-tight sealing 3, and save protective gas
Dosage.
When carrying out graphitization reaction in furnace body 1, the distance between overhead gage 361 and lower baffle plate 363 are adjusted as much as possible
It is small, extraneous air on the one hand can be stopped to enter in furnace body 1 along gas-tight sealing 3 in this way, and then reduce protective gas
On the other hand consumption can also reduce the outwardly dispersed heat of furnace body 1, and then improve the heat insulation effect of furnace body 1, accordingly
Ground saves the power consumption for being used to heat graphite crucible 11 for above-mentioned induction coil 15.
When furnace body 1 does not carry out graphitization reaction, due to overhead gage 361 and lower baffle plate 363 cannot achieve it is close to gas
The port of seal apparatus 3 is blocked, and can expend a large amount of protective gas in this way to avoid outside air from entering the inside of furnace body 1,
In order to reduce the consumption of protective gas, plugging device 36 further include: the sealing baffle with sealing ring.Specifically, at this
When continous way graphitizing furnace does not produce graphite, such as the temperature in furnace body 1 is being increased to graphited production from room temperature
When temperature, or when needing to shut down, overhead gage 361 and lower baffle plate 363 are removed, and sealing baffle is fixed in original and is kept off
Position where plate 361 and lower baffle plate 363, makes sealing baffle block the feed inlet and outlet of gas-tight sealing 3, and pass through sealing ring
It is bonded the side wall of 3 feed inlet and outlet of gas-tight sealing, to realize the feed inlet and outlet of sealing gas sealing device 3.
It should be noted that due to when not producing graphite, it is still necessary to be filled with a small amount of protection gas into furnace body 1
Body, but the gas-tight sealing 3 at 1 both ends of furnace body has been blocked by sealing baffle, therefore, in order to avoid pressure in furnace body 1
It is excessively high, air outlet valve is set preferably at the plugging device 36 of the gas-tight sealing 3 of 1 discharge end of furnace body, makes protective gas from out
It is discharged at air valve, to guarantee that pressure is stablized in furnace body 1.In addition, needing to pass through sealing before starting (namely heating) furnace body 1
Baffle blocks the port of gas-tight sealing 3, and closes air outlet valve, with guarantee outside air will not along gas-tight sealing 3 into
Enter in furnace body 1, and then complete vacuumizing to furnace body 1, to guarantee that there is no oxygen in furnace body 1 when processing carbon fiber.
As can be seen that making this continous way graphitizing furnace shut down or just start by the setting of sealing baffle and air outlet valve
Deng can be without too much consuming the protective gas for guaranteeing 3 leakproofness of gas-tight sealing when not producing graphite.
Sharp parts (the i.e. rib of side wall surface in order to avoid upper regulating mechanism 362 and lower regulating mechanism 364 close to carbon fiber
At angle) it scrapes and arrives carbon fiber, in the chamfering of the edges and corners of upper regulating mechanism 362 and lower regulating mechanism 364 setting arc-shaped, to keep away
The surface for exempting from carbon fiber is worn, and then guarantees that the shape of graphite product is intact.
As shown in Fig. 5 and Figure 11 to Figure 15, this continous way graphitizing furnace further include: be set to the inside of bell 2, to logical
The rectangle gas blow pipe 38 of protective gas is blown into road and furnace body 1；Wherein, the air inlet of rectangle gas blow pipe 38 passes through bell 2 simultaneously
It is connected with gas distributor 31.Specifically, in order to further ensure the inside that extraneous air will not enter furnace body 1, in furnace
The inside of the bell 2 at 1 both ends of body is respectively provided with rectangle gas blow pipe 38, and rectangle gas blow pipe 38 passes through 31 air inlet of gas distributor, a side
Towards being blown into protective gas in furnace body 1；On the other hand it is blown into protective gas into the channel of gas-tight sealing 3, as most
It ensures together afterwards, cannot be introduced into extraneous air in furnace body 1.
It should be noted that the air pressure for the protective gas that rectangle gas blow pipe 38 is blown out should be greater than in gas-tight sealing 3 most
Air pressure in the chamber of bell 2, backward flows into furnace body 1 to avoid air-flow, to guarantee the anaerobic ring in furnace body 1
Border.
For the amount for the protective gas that control rectangle gas blow pipe 38 is blown into furnace body 1, to avoid protective gas by excess
Ground is blown into furnace body 1 and causes to waste, or protective gas is avoided to be blown into furnace body 1 very fewly and do not have protective effect,
It is equipped at the air inlet of rectangle gas blow pipe 38: the valve to be adjusted into the amount of protective gas in rectangle gas blow pipe 38；With
To detect the gas flowmeter for entering the amount of protective gas in rectangle gas blow pipe 38.Specifically, rectangle gas blow pipe 38 and gas
Valve and gas flowmeter are set gradually along airflow direction between body distributor 31, gas flowmeter real-time measurement is simultaneously shown by square
Shape gas blow pipe 38 is blown into the amount of protective gas in furnace body 1, if the protective gas being blown into is less, opens big valve, increases protection gas
The amount of being blown into of body, to guarantee the quality of graphite product；If the protective gas being blown into is more, valve is turned down, reduces protective gas
The amount of being blown into avoid the waste of protective gas to reduce the consumption of protective gas, reduce the manufacturing cost of graphite product.
As shown in Figure 1, the bell 2 of above-mentioned feed end is equipped with temperature-measuring port 21, and 1000-3000 DEG C of infrared measurement of temperature is arranged
Instrument carries out real-time closed-loop control and monitoring to the temperature in graphite crucible 11；In addition, nearby be additionally provided with tungsten comes thermoelectricity to temperature-measuring port 21
It is even, with to carrying out real time temperature monitoring in furnace body 1, and then judge the damaged condition and thermal insulation property of insulating layer, if temperature in furnace body 1
Spend height, then it represents that insulating layer is impaired, keeps the heat losses in graphite crucible 11 larger, with remind staff to insulating layer into
Row maintenance.
It should be noted that the other parts in furnace body 1 are referred to the horizontal graphite of Publication No. CN206126857U
Change furnace, no longer the other component in furnace body 1 in the prior art is illustrated herein.
It should also be noted that, the arrow in Fig. 1 represents the side of carbon fiber and graphite product conveying in Figure of description
To；Arrow in Fig. 5, Fig. 7, Fig. 8, Figure 11 and Figure 12 represents the direction of protective gas flowing.
A kind of graphite production line provided by the present invention, as shown in Fig. 3 and Figure 16, which includes vacuum pump 7
With reactive power compensator 8, further include be connected with vacuum pump 7 and reactive power compensator 8, continous way graphitizing furnace as described above.
Specifically, vacuum pump 7 is connected with the vacuum port 16 on furnace body 1, and the vacuum pump 7 is to the heating processing carbon fiber in furnace body 1
Extract the gas in furnace body 1 out before, wherein extracted gas includes oxygen, to guarantee during generating graphite product
Oxygen is not present in furnace body 1, so avoid the components such as graphite crucible 11, carbon fiber and graphite product under the high temperature conditions with oxygen
Solid/liquid/gas reactions；Reactive power compensator 8 is connected with electrode 51, wherein electrode 51 is set to the electrode ports 5 on furnace body 1；Above-mentioned reactive compensation
Device 8 is also connected with intermediate frequency power supply 9, powers to the induction coil 15 into this continous way graphitizing furnace.It is vacuum pump 7, idle
The other parts of compensation device 8, intermediate frequency power supply 9 and graphite production line are referred to the prior art, not reinflated herein.
Graphite production line provided by the present invention and its continous way graphitizing furnace are described in detail above.Herein
Apply that a specific example illustrates the principle and implementation of the invention, the explanation of above example is only intended to help
Understand method and its core concept of the invention.It should be pointed out that for those skilled in the art, not taking off
, can be with several improvements and modifications are made to the present invention under the premise of from the principle of the invention, these improvement and modification also fall into this
In invention scope of protection of the claims.
Claims (8)
1. a kind of continous way graphitizing furnace characterized by comprising
With the furnace body (1) for reacting generation graphite for carbon fiber；
The bell (2) being connected with the both ends of the furnace body (1)；
Enter the traction winder (4) in the furnace body (1) set on the outer end of the bell (2), to traction drive carbon fiber；
Wherein, it is equipped in the furnace body (1):
With the graphite crucible (11) for reacting generation graphite for carbon fiber；
Two are respectively arranged on the inlet and outlet of the graphite crucible (11), with to avoid the heat loss in the graphite crucible (11)
Thermal insulating door thermally insulated door (111).
2. continous way graphitizing furnace according to claim 1, which is characterized in that further include two respectively with two furnaces
Cover (2) be connected, with to avoid air enter the furnace body (1) in gas-tight sealing (3) and respectively with two gases
Sealing device (3) be connected, the bracket (6) to support the gas-tight sealing (3).
3. continous way graphitizing furnace according to claim 2, which is characterized in that the gas-tight sealing (3) includes:
With the channel conveyed for carbon fiber；
Set on the bracket (6), with the gas distributor (31) entered for protective gas；
It is connected with the gas distributor (31), the escape pipe (32) to be blown into protective gas into the channel.
4. continous way graphitizing furnace according to claim 3, which is characterized in that the pedestal of the gas-tight sealing (3)
(35) it is equipped with the first water-cooling sandwich for its temperature of circulating water；The cover board (33) of the gas-tight sealing (3) is set
Useful the second water-cooling sandwich for its temperature of circulating water.
5. continous way graphitizing furnace according to claim 4, which is characterized in that the outer end of the gas-tight sealing (3)
It is additionally provided with the plugging device (36) to block the access port.
6. according to the described in any item continous way graphitizing furnaces of claim 3 to 5, which is characterized in that further include being set to the furnace
Rectangle gas blow pipe (38) on the inside of lid (2), to be blown into protective gas into the channel and the furnace body (1)；Wherein, institute
The air inlet for stating rectangle gas blow pipe (38) passes through the bell (2) and is connected with the gas distributor (31).
7. continous way graphitizing furnace according to claim 6, which is characterized in that the air inlet of the rectangle gas blow pipe (38)
Place is equipped with: the valve to be adjusted into the amount of the interior protective gas of the rectangle gas blow pipe (38)；With to detect described in entrance
The gas flowmeter of the amount of rectangle gas blow pipe (38) interior protective gas.
8. a kind of graphite production line, including vacuum pump (7) and reactive power compensator (8), which is characterized in that further include with it is described true
Sky pump (7) be connected with the reactive power compensator (8), continous way graphitizing furnace as described in any one of claim 1 to 7.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109813099A (en) * | 2019-04-12 | 2019-05-28 | 绵阳宸和电工科技有限公司 | A kind of carbonization of carbon material continous way or graphitizing furnace |
| CN111943188A (en) * | 2020-09-03 | 2020-11-17 | 江苏格优碳素新材料有限公司 | Graphitizing furnace |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104555991A (en) * | 2013-10-22 | 2015-04-29 | 凯尔凯德新材料科技泰州有限公司 | Graphitization furnace with rapid cooling function |
| CN105329889A (en) * | 2015-12-11 | 2016-02-17 | 湖南顶立科技有限公司 | Graphitizing equipment |
| CN106381576A (en) * | 2016-09-05 | 2017-02-08 | 株洲晨昕中高频设备有限公司 | Continuous carbon fiber carbonization furnace |
| CN206126857U (en) * | 2016-08-26 | 2017-04-26 | 株洲金瑞中高频设备有限公司 | Horizontal graphitizing furnace |
| CN209759040U (en) * | 2019-02-15 | 2019-12-10 | 湖南烯瑞自动化设备有限公司 | Graphite production line and continuous graphitizing furnace thereof |
-
2019
- 2019-02-15 CN CN201910117111.3A patent/CN109553097A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104555991A (en) * | 2013-10-22 | 2015-04-29 | 凯尔凯德新材料科技泰州有限公司 | Graphitization furnace with rapid cooling function |
| CN105329889A (en) * | 2015-12-11 | 2016-02-17 | 湖南顶立科技有限公司 | Graphitizing equipment |
| CN206126857U (en) * | 2016-08-26 | 2017-04-26 | 株洲金瑞中高频设备有限公司 | Horizontal graphitizing furnace |
| CN106381576A (en) * | 2016-09-05 | 2017-02-08 | 株洲晨昕中高频设备有限公司 | Continuous carbon fiber carbonization furnace |
| CN209759040U (en) * | 2019-02-15 | 2019-12-10 | 湖南烯瑞自动化设备有限公司 | Graphite production line and continuous graphitizing furnace thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109813099A (en) * | 2019-04-12 | 2019-05-28 | 绵阳宸和电工科技有限公司 | A kind of carbonization of carbon material continous way or graphitizing furnace |
| CN111943188A (en) * | 2020-09-03 | 2020-11-17 | 江苏格优碳素新材料有限公司 | Graphitizing furnace |
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