CN212476981U - Carbon fiber low-temperature carbonization furnace - Google Patents
Carbon fiber low-temperature carbonization furnace Download PDFInfo
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- CN212476981U CN212476981U CN202021311424.7U CN202021311424U CN212476981U CN 212476981 U CN212476981 U CN 212476981U CN 202021311424 U CN202021311424 U CN 202021311424U CN 212476981 U CN212476981 U CN 212476981U
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Abstract
The utility model provides a carbon fiber low temperature carbide furnace, including the carbide furnace body, the carbide furnace body has the tow traffic lane along the traffic direction of tow the tow with it adsorbs the transportation carrier to have between the roof of carbide furnace body, adsorb the transportation carrier can the inside and outside circulation operation of the furnace chamber of carbide furnace body. According to the utility model discloses a carbon fiber low temperature carbide furnace adopts and adsorbs transportation carrier to probably produce sedimentary granule to carbon powder etc. that forms in the carbonization and realize adsorbing, can realize the synchronous transfer transportation of stove deposit in the tow carbonization, effectively reduces the probability of stove interior granule deposit in the furnace body roof of carbide furnace, and the reduction of very big degree is to the clearance work difficulty of furnace roof deposit, the at utmost extension furnace's life.
Description
Technical Field
The utility model belongs to the technical field of the carbon fiber production is made, concretely relates to carbon fiber low temperature carbide furnace.
Background
In the production process of carbon fibers, the pre-oxidized fibers are subjected to thermal decomposition reaction in the carbon fiber low-temperature carbonization furnace to produce a large amount of waste gas, tar and carbon powder, the waste gas enters the incinerator under the action of the waste exhaust fan to be incinerated along with the production time, but the carbon powder can be gathered on the inner wall of the carbon fiber low-temperature carbonization furnace, particularly on the top of the furnace to form deposits under the action of the tar. After the deposit reaches a certain thickness, the uniformity of the original temperature field in the furnace is influenced on one hand, and on the other hand, if the deposit falls off, the deposit is adhered to the surface of the running tows to cause fiber defects. The clearance aspect to the useless solid thing of carbide furnace exhaust gas line has aroused comparatively extensive attention among the prior art, and in the carbide furnace especially the clearance aspect of stove inner wall adopt comparatively traditional clearance mode to realize at present more, for example use the iron rake to clear the stove when carbide furnace parks, can cause following several aspects problems like this: firstly, because the carbon fiber low-temperature carbonization furnace is long, a plurality of dead zones exist and are difficult to clean, and a large amount of manpower and material resources are consumed, but the cleaning effect is not ideal; secondly, scrape the life who sweeps furnace wall greatly reduced furnace repeatedly when clearing the stove, based on the aforesaid among the prior art not enough, propose the utility model discloses.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in providing a carbon fiber low temperature carbide furnace, adopt to adsorb the carbon powder that the transportation carrier probably produced sedimentary granule to carbonization in-process formation and realize adsorbing, can realize the synchronous transfer transportation of sediment in the stove in the tow carbonization, effectively reduce the probability of interior granule deposit in the furnace body roof of carbide furnace, the reduction of very big degree is to the clearance work difficulty of furnace roof sediment, the maximum extension furnace's life.
In order to solve the problem, the utility model provides a carbon fiber low temperature carbonization furnace, including the carbonization furnace body, the carbonization furnace body has the tow traffic lane along the traffic direction of tow the tow with it adsorbs the transportation carrier to have between the roof of carbonization furnace body, it can to adsorb the transportation carrier the inside and outside circulation operation of the furnace chamber of carbonization furnace body.
Preferably, the carbonization furnace body comprises a tow inlet pipeline and a tow outlet pipeline corresponding to the tow running channel, and the adsorption transportation carrier at least partially passes through the tow inlet pipeline and the tow outlet pipeline.
Preferably, the carbon fiber low-temperature carbonization furnace further comprises a carrier movement driving unit, the carrier movement driving unit comprises a plurality of rotating rollers for tensioning and erecting the adsorption and transportation carrier, and at least one of the plurality of rotating rollers is in driving connection with a rotary driving component.
Preferably, the carbon fiber low-temperature carbonization furnace further comprises a vacuum collection part, and a negative pressure port of the vacuum collection part is arranged adjacent to the adsorption transport carrier to adsorb the sediment on the adsorption transport carrier.
Preferably, the vacuum collection part is outside the furnace chamber.
Preferably, the adsorption transportation carrier comprises a horizontal section and a vertical section, and further comprises a sediment sweeping component, the sediment sweeping component is arranged adjacent to the vertical section, and the vacuum collecting component is positioned below the sediment sweeping component to receive the sediment swept by the sediment sweeping component.
Preferably, the circulating running direction of the adsorption transport carrier is from the vacuum collection part to the deposit sweeping part.
Preferably, the carbon fiber low-temperature carbonization furnace further comprises a dust cover, the dust cover at least covers the cleaning area where the adsorption and transportation carrier is in contact with the deposit cleaning component, and the negative pressure port of the vacuum collecting component is located in the covering range of the dust cover.
Preferably, the carbon fiber low-temperature carbonization furnace further comprises a waste discharge pipeline, and the waste discharge pipeline is located on the side vertical wall of the furnace chamber.
The utility model provides a pair of carbon fiber low temperature carbonization furnace, the absorption transport carrier is in between the silk bundle and the roof of carbonization furnace body, thereby can adsorb granule in the carbonization tail gas of come-up on it such as carbon granule, thereby effectively reduce sedimentary probability and severity on the carbonization furnace roof, the absorption transport carrier is owing to can be in the inside and outside circulation operation of furnace chamber, consequently, can realize convenient and fast's clearance in the outside of furnace chamber to the granule that adsorbs on the absorption transport carrier, and the reduction of very big degree is to the clearance work difficulty of furnace roof deposit, reduces furnace clearance frequency, the life of furthest extension furnace; simultaneously, this kind of mode can be in the carbonization in-process of silk bundle realize adsorbing the operation of transportation carrier in step, need not the carbonization stove and parks and clear up, has greatly improved the flexibility and the efficiency of furnace chamber clearance.
Drawings
Fig. 1 is a schematic structural diagram of a carbon fiber low-temperature carbonization furnace according to an embodiment of the present invention;
fig. 2 is a schematic sectional view of the carbonization furnace body in fig. 1 (showing the relative positional relationship between the adsorption transport carrier and the tow).
The reference numerals are represented as:
1. a carbonization furnace body; 11. a furnace chamber; 12. a tow inlet conduit; 13. a tow outlet conduit; 14. a waste pipe; 2. adsorbing a transport carrier; 21. a horizontal segment; 22. a vertical section; 31. a rotating roller; 32. a rotation driving member; 4. a vacuum collection component; 5. a deposit cleaning member; 6. a dust cover; 100. and (4) carrying out silk bundle.
Detailed Description
Referring to fig. 1 and fig. 2 in combination, according to the embodiment of the present invention, a carbon fiber low temperature carbonization furnace is provided, including carbonization furnace body 1, carbonization furnace body 1 has a tow operation channel along the operation direction of tow 100. adsorption transportation carrier 2 is provided between tow 100 and the top wall of carbonization furnace body 1, and adsorption transportation carrier 2 can be in the inside and outside circulation operation of furnace chamber 11 of carbonization furnace body 1. In the technical scheme, the adsorption and transportation carrier 2 is positioned between the tows 100 and the top wall of the carbonization furnace body 1, so that particles such as carbon particles in floating carbonization tail gas can be adsorbed on the adsorption and transportation carrier, the probability and the severity of deposition on the top wall of the carbonization furnace are effectively reduced, and the adsorption and transportation carrier 2 can circularly run inside and outside the furnace chamber 11, so that the particles adsorbed on the adsorption and transportation carrier 2 can be conveniently and quickly cleaned outside the furnace chamber 11, the difficulty in cleaning the deposits on the top of the furnace is greatly reduced, the frequency of cleaning the furnace (such as scraping in the prior art) is reduced, and the service life of the furnace is prolonged to the maximum extent; simultaneously, this kind of mode can be in step realize adsorbing the operation of transportation carrier 2 in the carbonization process of silk bundle 100, need not the carbonization stove and parks and clear up, has greatly improved the flexibility and the efficiency of furnace chamber clearance. Preferably, the adsorption transportation carrier 2 is realized by adopting a carbon fiber fabric, realizes a particle adsorption function through micropores of the adsorption transportation carrier, and can adapt to the temperature environment of the low-temperature carbonization furnace.
The carbonization furnace body 1 comprises a tow inlet pipeline 12 and a tow outlet pipeline 13 which correspond to the tow running channel, the adsorption transportation carrier 2 at least partially passes through the tow inlet pipeline 12 and the tow outlet pipeline 13, and particularly, the adsorption transport carrier 2 has a horizontal section 21 parallel to the running direction of the tows 100 in the furnace chamber 11, it will be appreciated that the horizontal segments 21 described herein are dynamically variable in response to the operation of the adsorbent transport carrier 2, in the technical scheme, the horizontal segment 21 and the tows 100 share the tow inlet pipeline 12 and the tow outlet pipeline 13, the sealing of the junction of the horizontal section 21 into the oven cavity 11 can thus be simplified, i.e. it can be achieved by means of the existing sealing structure of the tows (it will be understood that necessary modifications in the height dimension can be made).
The adsorption transport carrier 2 can be stretched by a support frame located outside the furnace chamber 11, and when the adsorption transport carrier 2 needs to be cleaned, the adsorption transport carrier 2 is manually pulled out from the furnace chamber 11 and then cleaned as necessary, and preferably, the carbon fiber low-temperature carbonization furnace further comprises a carrier movement driving unit, the carrier movement driving unit comprises a plurality of rotating rollers 31 for stretching and erecting the adsorption transport carrier 2, at least one of the plurality of rotating rollers 31 is in driving connection with a rotation driving part, for example, a conventional rotating motor is adopted as the rotation driving part, the corresponding rotating roller 31 is driven to rotate as a driving roller by the rotating motor, so that the adsorption transport carrier 2 is forced to circularly rotate around the peripheral walls of the plurality of rotating rollers 31, the aforementioned circulation requirements inside and outside the furnace chamber 11 are realized, and it can be understood that, the surplus each among a plurality of live-rollers 31 then is regarded as the driven voller, mainly realizes the tensioning adsorb transport carrier 2's effect, as publicly known, a plurality of live-rollers 31 will be set up on corresponding support by the pivot, the utility model discloses do not do the perusal.
Preferably, the carbon fiber low-temperature carbonization furnace further comprises a vacuum collection component 4, a negative pressure port of the vacuum collection component is arranged adjacent to the adsorption transport carrier 2 to collect the sediment adsorbed by the adsorption transport carrier 2, the vacuum collection component 4 is, for example, a vacuum generator in the prior art, which generates vacuum negative pressure by using the venturi effect, so as to realize adsorption collection of the object through the negative pressure, a pressure gas source of the vacuum collection component 4 can be provided by an air compressor or a pressure gas pipeline existing in a workshop, and preferably, the vacuum collection component 4 is located outside the furnace chamber 11 to reduce the requirement on material selection of the vacuum generator.
As shown in fig. 1, the adsorption transport carrier 2 further includes a vertical section 22, and a deposit sweeping member 5, the deposit sweeping member 5 is disposed adjacent to the vertical section 22, and the vacuum collection member 4 is disposed below the deposit sweeping member 5 to receive the deposit swept by the deposit sweeping member 5. The sediment cleaning component 5 adopts a rolling brush for example, the rolling brush is controlled by a driving motor to rotate, the rolling brush can carry out physical contact type cleaning on the sediment adhered to the adsorption and transportation carrier 2 in the rotating process, the cleaning effect is better, the vacuum collecting component 4 below the rolling brush can timely collect the sediment cleaned by the sediment cleaning component 5, and the structure is more reasonable. More preferably, the circulation direction of the adsorption transportation carrier 2 is from the vacuum collection part 4 to the sediment cleaning part 5, that is, the adsorption transportation carrier 2 is circularly transported clockwise as shown in fig. 1, at this time, it is ensured that the adsorption transportation carrier 2 is cleaned by the vacuum collection part 4 under non-contact negative pressure, and then the sediment cleaning part 5 is cleaned by physical contact, so that the cleaning effect is improved, and simultaneously, the contamination degree of the sediment cleaning part 5 in the subsequent process can be effectively reduced, thereby improving the service life of the carbon fiber low-temperature carbonization furnace, reducing the replacement frequency, and reducing the maintenance cost of the carbon fiber low-temperature carbonization furnace.
Best, carbon fiber low temperature carbonization stove still includes dust cover 6, dust cover 6 covers at least and locates adsorb carrier 2 with the deposit cleans the region of cleaning of part 5 contact, the negative pressure mouth of part 4 is collected in the vacuum the cover of dust cover 6 establishes the within range to prevent the deposit cleans the dust loss that part 5 produced in the cleaning process, improves the feature of environmental protection of device, dust cover 6 preferably adopts transparent material for example transparent plastic preparation to can observe the running state of inside motion part in real time. In order to reduce the whole size of carbon fiber low temperature carbonization stove, preferably, carbon fiber low temperature carbonization stove still includes exhaust pipe 14, exhaust pipe 14 is in on the side standing wall of furnace chamber 11, and not be in the roof, can make like this adsorb the roof that shelters from carbonization stove body 1 completely of transport carrier 2 design, still can not cause adverse effect to the exhaust of furnace chamber 11 simultaneously.
In order to effectively clean the carbonized waste gas of the filament bundle 100, it is preferable that a cleaning nozzle is provided adjacent to the deposit cleaning component 5, and the cleaned tar is cleaned by spraying a cleaning liquid through the cleaning nozzle, and in this case, a corresponding drying structure is also needed to dry the cleaned adsorption carrier 2 before the adsorption carrier 2 is circulated into the furnace chamber 11 again, so as to prevent the cleaning liquid from dripping in the furnace chamber 11 and damaging the filament bundle 100, the drying structure may include, for example, a cavity for the adsorption carrier 2 to enter and exit, and the exhaust duct 14 at least partially flows through to dry the adsorption carrier 2 by using the temperature of the waste gas in the exhaust duct 14 (typically about 400 ℃), energy conservation and environmental protection. As a specific implementation manner, for example, the drying structure includes a drying chamber, a heat exchange component (e.g., a heat exchanger) is disposed in the drying chamber, the heat exchange component is connected to the waste discharge pipeline 14 in a penetrating manner, a fan component corresponding to the heat exchange component is further disposed in the drying chamber, the adsorption transport carrier 2 is transmitted through the drying chamber, the fan component drives air to flow in the drying chamber and exchange heat with waste gas in the heat exchange component, and efficient drying of the cleaned adsorption transport carrier 2 before entering the furnace chamber 11 again by using the temperature of the waste gas is further achieved.
It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention. The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a carbon fiber low temperature carbonization stove, its characterized in that, includes carbonization stove body (1), carbonization stove body (1) has the tow operation passageway along the traffic direction of tow (100) with adsorption transport carrier (2) have between the roof of carbonization stove body (1), adsorption transport carrier (2) can be in the inside and outside circulation operation of furnace chamber (11) of carbonization stove body (1).
2. Carbonization furnace according to claim 1, characterized in that the carbonization furnace body (1) comprises a tow inlet duct (12), a tow outlet duct (13) corresponding to the tow running channel, the sorption transport carrier (2) running at least partially in the tow inlet duct (12), tow outlet duct (13).
3. Carbonization furnace according to claim 2, further comprising a carrier movement drive unit comprising a plurality of turning rollers (31) for tensioning the adsorption transport carrier (2), at least one of the plurality of turning rollers (31) being in driving connection with a rotary drive member (32).
4. Carbonization furnace according to claim 3, characterized by further comprising a vacuum collection part (4) with a negative pressure port arranged adjacent to the adsorption transport carrier (2) for the sediment adsorbed by the adsorption transport carrier (2).
5. Carbonization furnace according to claim 4, characterized in that the vacuum collection means are outside the furnace chamber (11).
6. Carbonization furnace according to claim 4, characterized in that the adsorption transport carrier (2) comprises a horizontal section (21) and a vertical section (22), further comprising a sediment sweeping component (5), the sediment sweeping component (5) being arranged adjacent to the vertical section (22), and the vacuum collection component (4) being below the sediment sweeping component (5) to receive sediment swept by the sediment sweeping component (5).
7. Carbonization furnace according to claim 6, characterized in that the direction of the circulation of the adsorption transport carriers (2) is from the vacuum collection part (4) towards the sediment sweeping part (5).
8. Carbonization furnace according to claim 6, characterized by further comprising a dust cover (6), wherein the dust cover (6) covers at least the sweeping area where the adsorption transportation carrier (2) contacts the sediment sweeping part (5), and the negative pressure port of the vacuum collection part (4) is within the covered range of the dust cover (6).
9. Carbonization furnace according to any of the claims 1 to 8, characterized by further comprising a waste discharge conduit (14), the waste discharge conduit (14) being located on a side standing wall of the furnace chamber (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021311424.7U CN212476981U (en) | 2020-07-07 | 2020-07-07 | Carbon fiber low-temperature carbonization furnace |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021311424.7U CN212476981U (en) | 2020-07-07 | 2020-07-07 | Carbon fiber low-temperature carbonization furnace |
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| CN212476981U true CN212476981U (en) | 2021-02-05 |
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| CN202021311424.7U Active CN212476981U (en) | 2020-07-07 | 2020-07-07 | Carbon fiber low-temperature carbonization furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111676547A (en) * | 2020-07-07 | 2020-09-18 | 山西钢科碳材料有限公司 | Carbon fiber low-temperature carbonization furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111676547A (en) * | 2020-07-07 | 2020-09-18 | 山西钢科碳材料有限公司 | Carbon fiber low-temperature carbonization furnace |
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