CN205133822U - High -temperature carbonizing furnace for carbon fiber production - Google Patents
High -temperature carbonizing furnace for carbon fiber production Download PDFInfo
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- CN205133822U CN205133822U CN201520897056.1U CN201520897056U CN205133822U CN 205133822 U CN205133822 U CN 205133822U CN 201520897056 U CN201520897056 U CN 201520897056U CN 205133822 U CN205133822 U CN 205133822U
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- graphite
- furnace
- carbon fiber
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Abstract
The utility model discloses a high -temperature carbonizing furnace for carbon fiber production, including stove outer covering and furnace chamber, the inboard cooperation of stove outer covering is equipped with the water jacket, and the inboard cooperation of water jacket is equipped with the heat preservation system, and the inboard of heat preservation system be the furnace chamber, is equipped with the graphite cake in the furnace chamber, and the downside level in the graphite cake in the furnace chamber is equipped with the heating pipe, and both ends all are equipped with graphite electrode about the heating pipe, and graphite electrode's inside is equipped with the red copper blind pipe, and the one end that the heating pipe was kept away from to the red copper blind pipe is passed through the inlet tube and is connected with the water jacket, and the red copper blind pipe passes through the outlet pipe near the one end of heating pipe and is connected with the water jacket. The utility model discloses stable in structure thermal -insulated keeps warm effectually, and the reliability is high, and the temperature harmony is good, through carrying out the water cooling to heating electrode, can the permanent steady operation of holding device, and fibre carbonization quality can promote.
Description
Technical field
The utility model relates to high-temperature heating device technical field, specifically a kind of carbon fiber production high temperature carbonization furnace.
Background technology
Carbon fiber and carbon fiber product have lightweight, intensity is high, the excellent properties such as Heat stability is good and dimensionally stable, so be widely used in space vehicle and the field of aerospace reinforcing material as primary structure.In carbon fiber production process, high temperature cabonization equipment is extremely crucial.Carbide furnace is high because have operating temperature, and large to the performance impact of carbon fiber, comprehensive technical level requires high, becomes the key equipment in large-scale production line.Industrialization, high modulus carbon fiber production technology and equipment is domestic starts late, developed country to domestic restriction and restriction, result in the bottleneck of domestic carbon fiber development for carbon fiber equipment.
In current carbon fiber production high temperature carbonization furnace, heat insulation and preservation effect is not good, poor reliability, temperature equalization is not good, the direct quality affecting fibers carbonization, and the associated fixture of heating component is in the condition of high temperature for a long time, stability is affected, affect service life, the demand of continuous production carbon fiber can not be met.
Utility model content
The purpose of this utility model is to provide a kind of carbon fiber production high temperature carbonization furnace, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of carbon fiber production high temperature carbonization furnace, comprise furnace shell, water leg, heat-insulation system and furnace chamber, the fit inside of described furnace shell is provided with water leg, top and the water leg conducting of furnace shell are provided with cooling water inlet, bottom and the water leg conducting of furnace shell are provided with coolant outlet, the fit inside of water leg is provided with heat-insulation system, heat-insulation system is from outside to inside respectively by ceramic fiber blanket, heat insulating coat, the hard felt of graphite and high-temperature infrared ray reflectance coating are formed, the inner side of heat-insulation system is furnace chamber, the left side central portion of described furnace shell is provided with tow import, the right side central of furnace shell is provided with tow outlet, the end of tow import and tow outlet is respectively equipped with a drawing roller and No. two drawing roller, graphite cake is provided with in described furnace chamber, the outer ring, bottom of graphite cake is provided with for supporting fixing feet to graphite cake, lower horizontal in graphite cake in described furnace chamber is provided with heating tube, the two ends, left and right of heating tube are equipped with graphite electrode, the inside of graphite electrode is provided with red copper blind pipe, red copper blind pipe is connected with water leg by water inlet pipe away from one end of heating tube, red copper blind pipe is connected with water leg by outlet pipe near one end of heating tube, the outside of described furnace shell is also provided with band tapped transformer.
As further program of the utility model: described cooling water inlet and coolant outlet lay respectively at the centre position of furnace shell top and bottom.
As further program of the utility model: described tow import and tow outlet are equipped with air curtain sealing device.
As further program of the utility model: described graphite cake is detachably arranged.
As further program of the utility model: described graphite cake, tow import and tow outlet are all positioned on same level line.
As further program of the utility model: described outlet pipe and water inlet pipe are tubular structure, and water inlet pipe is horizontally disposed with, and outlet pipe is vertically arranged.
Compared with prior art, the beneficial effects of the utility model are: arrange water leg by the inner side at furnace shell, constant temperature protection can be carried out to furnace shell, avoid furnace shell high temperature failure, heat loss can be avoided by heat-insulation system, make heating-up temperature more uniform and stable, by arranging sealing device in tow import and tow outlet, carbide furnace internal atmosphere and extraneous air are completely cut off, reach sealing effectiveness, dismountable graphite cake is set, heating tube can be made to act on the temperature equalization of fibre bundle, and prevent lousiness to the harm of heating tube and graphite electrode, coordinated by outlet pipe and water inlet pipe and heating tube and graphite electrode are supported, and introduce the water body in water leg from water inlet pipe, by red copper blind pipe to after graphite electrode cooling, be drawn out in water leg from outlet pipe, graphite electrode high temperature failure can be avoided, holding device lasting stability is run, by band tapped transformer control heating resistor that heating tube causes due to carrying out and the aging of transverse section surface of oxidation become large and graphite resistance become large caused by voltage change, keep the stable of heating voltage, to sum up, apparatus structure is stablized, heat insulation and preservation effect is good, reliability is high, temperature equalization is good, by carrying out water cooling to heating electrode, can the permanent stable operation of holding device, fibers carbonization quality is promoted.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1-drawing roller, the import of 2-tow, 3-sealing device, 4-furnace shell, 5-water leg, 6-ceramic fiber blanket, 7-heating tube, 8-coolant outlet, 9-is with tapped transformer, 10-outlet pipe, 11-graphite electrode, 12-red copper blind pipe, 13-water inlet pipe, 14-feet, 15-No. bis-drawing roller, 16-tow exports, 17-graphite cake, 18-furnace chamber, 19-high-temperature infrared ray reflectance coating, the hard felt of 20-graphite, 21-cooling water inlet, 22-heat insulating coat.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, in the utility model embodiment, a kind of carbon fiber production high temperature carbonization furnace, comprise furnace shell 4, water leg 5, heat-insulation system and furnace chamber 18, the fit inside of described furnace shell 4 is provided with water leg 5, top and water leg 5 conducting of furnace shell 4 are provided with cooling water inlet 21, bottom and water leg 5 conducting of furnace shell 4 are provided with coolant outlet 8, described cooling water inlet 21 and coolant outlet 8 lay respectively at the centre position of furnace shell 4 top and bottom, by injecting cooling water from cooling water inlet 21, after water leg 5, discharge from coolant outlet 8, constant temperature protection can be carried out to furnace shell 4, avoid furnace shell 4 high temperature failure, the fit inside of water leg 5 is provided with heat-insulation system, heat-insulation system is from outside to inside respectively by ceramic fiber blanket 6, heat insulating coat 22, the hard felt 20 of graphite and high-temperature infrared ray reflectance coating 19 are formed, high-temperature infrared ray reflectance coating 19 makes the infrared ray carrying large energy can reflect and prevent energy from escaping in furnace chamber 18, in order to make infrared reflection more fully and furnace chamber 18 heating-up temperature stable and uniform, the inner surface in the hard felt 20 of graphite and high-temperature infrared ray reflectance coating 19 cross section is round rectangle, ceramic fiber blanket 6 and the hard felt 20 of graphite are for heat-insulation and heat-preservation, one deck complex phase silicon polymer heat insulating coat 22 is applied in addition between ceramic fiber blanket 6 and the hard felt 20 of graphite, good faying face is formed with ceramic fiber blanket 6 and the hard felt of graphite 20, play better effect of heat insulation, the inner side of heat-insulation system is furnace chamber 18, the left side central portion of described furnace shell 4 is provided with tow import 2, the right side central of furnace shell 4 is provided with tow outlet 16, and tow import 2 and tow outlet 16 are equipped with sealing device 3, sealing device 3 is air curtain sealing devices, arrange gas curtain at the upper and lower side of sealing device to meet and discuss, high pressure industrial nitrogen produces gas curtain from shower nozzle ejection, carbide furnace internal atmosphere and extraneous air are completely cut off, reach sealing effectiveness, the end of described tow import 2 and tow outlet 16 is respectively equipped with a drawing roller 1 and No. two drawing roller 15, coordinated by a drawing roller 1 and No. two drawing roller 15 and drawing-off is carried out to fibre bundle.
Graphite cake 17 is provided with in described furnace chamber 18, graphite cake 17 is detachably arranged, the outer ring, bottom of graphite cake 17 is provided with for supporting fixing feet 14 to graphite cake 17, graphite cake 17, tow import 2 and tow outlet 16 are all positioned on same level line, temperature equalization can be made by graphite cake 17, and prevent lousiness to the harm of graphite heater, lower horizontal in graphite cake 17 in described furnace chamber 18 is provided with heating tube 7, the two ends, left and right of heating tube 7 are equipped with graphite electrode 11, the inside of graphite electrode 11 is provided with red copper blind pipe 12, described red copper blind pipe 12 is connected with water leg 5 by water inlet pipe 13 away from one end of heating tube 7, red copper blind pipe 12 is connected with water leg 5 by outlet pipe 10 near one end of heating tube 7, outlet pipe 10 and water inlet pipe 13 are tubular structure, and water inlet pipe 13 is horizontally disposed with, outlet pipe 10 is vertically arranged, water body in water leg 5 is introduced from water inlet pipe 13, after red copper blind pipe 12, lead back in water leg 5 from outlet pipe 10, the heat of graphite electrode 11 can be taken away, each parts are protected, and outlet pipe 10 and water inlet pipe 13 match can to heating tube 7 and graphite electrode 11 carry out support fix, the outside of described furnace shell 4 is also provided with band tapped transformer 9, by band tapped transformer 9 control heating resistor that heating tube 7 causes due to carrying out and the aging of transverse section surface of oxidation become large and graphite resistance become large caused by voltage change, keep the stable of heating voltage.
Operation principle of the present utility model is: by arranging water leg 5 in the inner side of furnace shell 4, constant temperature protection can be carried out to furnace shell 4, avoid furnace shell 4 high temperature failure, heat loss can be avoided by heat-insulation system, make heating-up temperature more uniform and stable, by arranging sealing device 3 in tow import 2 and tow outlet 16, carbide furnace internal atmosphere and extraneous air are completely cut off, reach sealing effectiveness, dismountable graphite cake 17 is set, heating tube 7 can be made to act on the temperature equalization of fibre bundle, and prevent lousiness to the harm of heating tube 7 and graphite electrode 11, coordinated by outlet pipe 10 and water inlet pipe 13 and heating tube 7 and graphite electrode 11 are supported, and introduce the water body in water leg 5 from water inlet pipe 13, after being lowered the temperature by red copper blind pipe 12 pairs of graphite electrodes 11, be drawn out in water leg 5 from outlet pipe 10, graphite electrode 11 high temperature failure can be avoided, holding device lasting stability is run, by band tapped transformer 9 control heating resistor that heating tube 7 causes due to carrying out and the aging of transverse section surface of oxidation become large and graphite resistance become large caused by voltage change, keep the stable of heating voltage.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (6)
1. a carbon fiber production high temperature carbonization furnace, comprise furnace shell, water leg, heat-insulation system and furnace chamber, it is characterized in that, the fit inside of described furnace shell is provided with water leg, top and the water leg conducting of furnace shell are provided with cooling water inlet, bottom and the water leg conducting of furnace shell are provided with coolant outlet, the fit inside of water leg is provided with heat-insulation system, heat-insulation system is from outside to inside respectively by ceramic fiber blanket, heat insulating coat, the hard felt of graphite and high-temperature infrared ray reflectance coating are formed, the inner side of heat-insulation system is furnace chamber, the left side central portion of described furnace shell is provided with tow import, the right side central of furnace shell is provided with tow outlet, the end of tow import and tow outlet is respectively equipped with a drawing roller and No. two drawing roller, graphite cake is provided with in described furnace chamber, the outer ring, bottom of graphite cake is provided with for supporting fixing feet to graphite cake, lower horizontal in graphite cake in described furnace chamber is provided with heating tube, the two ends, left and right of heating tube are equipped with graphite electrode, the inside of graphite electrode is provided with red copper blind pipe, red copper blind pipe is connected with water leg by water inlet pipe away from one end of heating tube, red copper blind pipe is connected with water leg by outlet pipe near one end of heating tube, the outside of described furnace shell is also provided with band tapped transformer.
2. carbon fiber production high temperature carbonization furnace according to claim 1, it is characterized in that, described cooling water inlet and coolant outlet lay respectively at the centre position of furnace shell top and bottom.
3. carbon fiber production high temperature carbonization furnace according to claim 1, is characterized in that, described tow import and tow outlet are equipped with air curtain sealing device.
4. carbon fiber production high temperature carbonization furnace according to claim 1, it is characterized in that, described graphite cake is detachably arranged.
5. the carbon fiber production high temperature carbonization furnace according to claim 1 or 4, is characterized in that, described graphite cake, tow import and tow outlet are all positioned on same level line.
6. carbon fiber production high temperature carbonization furnace according to claim 1, it is characterized in that, described outlet pipe and water inlet pipe are tubular structure, and water inlet pipe is horizontally disposed with, and outlet pipe is vertically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520897056.1U CN205133822U (en) | 2015-11-12 | 2015-11-12 | High -temperature carbonizing furnace for carbon fiber production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520897056.1U CN205133822U (en) | 2015-11-12 | 2015-11-12 | High -temperature carbonizing furnace for carbon fiber production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205133822U true CN205133822U (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520897056.1U Expired - Fee Related CN205133822U (en) | 2015-11-12 | 2015-11-12 | High -temperature carbonizing furnace for carbon fiber production |
Country Status (1)
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| CN (1) | CN205133822U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106637513A (en) * | 2016-10-31 | 2017-05-10 | 哈尔滨天顺化工科技开发有限公司 | Low-temperature carbonizing device for producing carbon fibers |
| CN109307075A (en) * | 2018-11-07 | 2019-02-05 | 重庆长安工业(集团)有限责任公司 | Hermetic seal protective device |
| CN112626644A (en) * | 2021-01-21 | 2021-04-09 | 张玉琴 | Carbonization equipment is used in production of high performance carbon fiber |
| CN114717689A (en) * | 2022-04-20 | 2022-07-08 | 南通多盈时装有限公司 | Activated carbon fiber low-temperature pre-oxidation equipment |
| CN117328168A (en) * | 2023-09-27 | 2024-01-02 | 陕西美兰德新材料股份有限公司 | Tubular high-temperature ceramic furnace for carbon fiber |
-
2015
- 2015-11-12 CN CN201520897056.1U patent/CN205133822U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106637513A (en) * | 2016-10-31 | 2017-05-10 | 哈尔滨天顺化工科技开发有限公司 | Low-temperature carbonizing device for producing carbon fibers |
| CN106637513B (en) * | 2016-10-31 | 2019-10-11 | 哈尔滨天顺化工科技开发有限公司 | A kind of low-temperature carbonization device for carbon fiber production |
| CN109307075A (en) * | 2018-11-07 | 2019-02-05 | 重庆长安工业(集团)有限责任公司 | Hermetic seal protective device |
| CN112626644A (en) * | 2021-01-21 | 2021-04-09 | 张玉琴 | Carbonization equipment is used in production of high performance carbon fiber |
| CN112626644B (en) * | 2021-01-21 | 2022-05-03 | 西安辰马电子科技有限公司 | Carbonization equipment is used in production of high performance carbon fiber |
| CN114717689A (en) * | 2022-04-20 | 2022-07-08 | 南通多盈时装有限公司 | Activated carbon fiber low-temperature pre-oxidation equipment |
| CN114717689B (en) * | 2022-04-20 | 2023-06-02 | 宁波益铸智能科技有限公司 | Low-temperature pre-oxidation equipment for activated carbon fibers |
| CN117328168A (en) * | 2023-09-27 | 2024-01-02 | 陕西美兰德新材料股份有限公司 | Tubular high-temperature ceramic furnace for carbon fiber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 Termination date: 20171112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |