CN201141058Y - Carbonization equipment for producing carbon fiber - Google Patents
Carbonization equipment for producing carbon fiber Download PDFInfo
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- CN201141058Y CN201141058Y CNU2007200123952U CN200720012395U CN201141058Y CN 201141058 Y CN201141058 Y CN 201141058Y CN U2007200123952 U CNU2007200123952 U CN U2007200123952U CN 200720012395 U CN200720012395 U CN 200720012395U CN 201141058 Y CN201141058 Y CN 201141058Y
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Abstract
Disclosed is a carbonized device used for producing carbon fibers, which concerns the field of carbon fiber manufacturing equipment. Primarily, a heating unit in a workroom within a box body adopts a carbon/carbon composite material heating unit or a graphite heating unit, and the cooling method adopts a water cooling electrode and the heating unit. a heat preservation layer adopts a graphite carbon insulation quilt and a high aluminum fiber heat preservation and insulation quilt, and an inlet and an outlet of material adopt a method of relative blowing by nitrogen outlets in a nitrogen pipe to keep high temperature and stop gas leaking in the workroom. The carbonized device has bigger improvement than the traditional carbonized equipment and has advantages of long service life, keeping high temperature in the workroom and stopping gas leaking.
Description
Technical field the present invention relates to a kind of carbonizing apparatus that is used to produce carbon fiber.
One of another important core technology that the industrialization of background technology carbon fiber is produced is the carbonisation of fiber after pre-oxidation.How the quality of fiber in carbonisation has determined the oeverall quality of carbon fiber.Existing production equipment both domestic and external and experimental facilities all adopt the graphite resistance heater material, and this material all can satisfy fiber carbonization purpose.Equipment and technology technology, canyon interior or exterior space environment and control level that can be involved in heat treatment process.All will influence the carbon fiber quality that during carbonization technique, draws with all too many levels such as existing equipment, canyon internal and external environment, technology, equipment automatization controls.Its main cause is; Fiber should reach the needed technical purpose of carbonization according to gross data in carbonisation, but fiber is unsolved all the time core technology problem in carbonisation---mutual close fit of the automation control accuracy of device structure, canyon internal and external environment, equipment, the service life of equipment and production Technology and equipment etc.The capital influences the oeverall quality technical indicator of carbon fiber.Only because the overall performance of fiber surface equipment in being subjected to thermal process; As the gaseous species of the accuracy of service lifes such as temperature height, equipment heating body, control, employing and purity, the flow process technology of product, fiber fiber technical finesse in equipment etc. after the indoor environment of access arrangement, carbonization, existing equipment and technology almost all can not satisfy the carbonization specification requirement of fiber.Especially fail to reach the carbonization effect the same outside and inside with fiber.When designing because of equipment and technology have many factors that do not match, so the carbon fiber product quality gap of producing has inseparable close ties.Certainly, the carbonization technique technological means still also is one of decision carbon fiber final mass link.Therefore, invention adopts advanced heat technique device just to seem very necessary.
Summary of the invention the purpose of this invention is to provide a kind of carbonizing apparatus that is used to produce carbon fiber, mainly contains case construction, electric heating and cooling system, input and output material system, TESHU gas formation; Its casing is that the rectangular box-shaped structure is integrated device, constitute by lower box, balance leg, upper box, insulation cover, its lower box middle part is to upwards filling the graphitic carbon insulation quilt in the heat-insulation layer of position, both sides, front and back, dose high aluminum fiber insulation felt in its heat-insulation layer most external, following position is a tank tower, and centre position, lower box upper part is the operating room, and casing case bottom is provided with the balance leg, the balance leg has strap bolt and arbitrarily adjusts balance height, and there is the input and output material protection zone that leans out at two ends, the lower box left and right sides; The graphitic carbon insulation quilt is filled in the upper box upper part to the heat-insulation layer at position, both sides, downward front and back, dose high aluminum fiber insulation felt in its heat-insulation layer most external, the centre position, position is the operating room under the upper box, there is the input and output material protection zone that leans out at two ends, the upper box left and right sides, both sides are provided with both positive and negative polarity electrode and cooling water pipe tube head delivery outlet before and after casing, be provided with thermocouple observation panel and gas observation panel in the one side, between positive and negative electrode, be provided with gas input port;
Electric heating system is by one group of two groups of positive electrodes and negative electrode, three groups of connecting plates, the some formations of heater, positive and negative electrode, connecting plate, respectively there is the through hole of mutual perforation the heater center, each end of positive and negative electrode leans out outside the casing and is connected with power supply, other end surface band thread is gone forward side by side and is connected with connecting plate two ends rotary the tightening of screw hole into casing, connecting plate one side that is connected with positive electrode is reserved with the screw hole that band is just changeing, the connecting plate both sides that are connected with negative electrode are reserved with the screw hole of band counter-rotating, outside, heater two ends all has thread, just its screw one end is for just changeing, one end is counter-rotating, and the screw hole on its specification and the connecting plate is complementary; During connection, screw hole on the connecting plate is aimed at some electrodes two ends simultaneously, it is tight to be screwed into edge to the direction rotation synchronously in DRIVE SCREWS hole; All inlay when finishing and reach: positive and negative electrode, connecting plate, heater centre bit are equipped with the through hole of mutual perforation, both positive and negative polarity electrode and heater mutual connection mutually melt, the perforation through hole in it and the electric conductor of appearance are isolated non-conductive, the through hole at electrode centers position is a water pipe, it leans out the outer electrode one end throughhole portions of casing and grows one section at electrode, can be used for the outer water pipeline (as the rubber water pipe) of connect box;
The input and output material system is made up of cooling zone, protection zone, feed inlet and outlet, nitrogen pipeline, nitrogen outlet; Its cooling zone, protection zone, feed inlet and outlet and casing are integrated device and are located at the two ends of casing; The nitrogen pipeline crosswise fixed is embedded in the inside position of feed inlet and outlet, is in correspondence with each other two groups up and down, and evenly distributed nitrogen outlet is arranged, and its nitrogen outlet is for corresponding mutually up and down, the end welded type sealing of nitrogen pipeline, and the other end is connected with nitrogen box;
In the operating room of TESHU gas in the gas inlet injects casing; Connected mode all adopts traditional connected mode, adopts carbon/carbon compound material heater or graphite heater.
During starting operation of the present invention; electrode imports power supply to make and produces heat in the casing in the operating room; and reach the temperature of design; water is along the effect of playing reduction work indoor temperature in the end access arrangement of electrode; after fiber bunch in the operating room enters the operating room along feed inlet and outlet; after the protection of the high temperature cabonization of workspace and TESHU gas along the feed inlet and outlet output of the casing other end; on the nitrogen pipeline that is provided with through the feed inlet and outlet of tank ends during nitrogen outlet; because the corresponding nitrogen of winding-up mutually of nitrogen mouth; temperature in the operating room can not scattered and not disappeared along with the fiber bunch; by the nitrogen melt of the corresponding winding-up mutually of nitrogen mouth from; protected high temperature and the TESHU gas in the operating room not understand outer rushing down; the insulation layer can not scatter and disappear along casing every having lived the temperature in the operating room; the thermocouple of casing one side can be observed the variations in temperature in the operating room, and the gas observation panel can be observed the dense rare situation of gas in the operating room.
The present invention is applicable to the corollary equipment of carbon fiber production line.
The present invention is the improvement of carrying out on original Equipment Foundations, has following advantage: 1, adopt the metal shell water cooling mode to change only water cooling electrode (electrode adopts copper material, is processed into cast, and sebific duct interface special function has been processed at two ends) into.So not only avoid many aborning uncertain safety, life-span hidden danger and electricity wasting loss of energy.2, adopt carbon/carbon compound material heater or graphite heater by original graphite rod heater flexibly according to device temperature.Successively method its change and to rise to more than 300 days 30-60 days original service life, its cardinal principle is that its temperature of equipment is at 1500 ℃ more than-3000 ℃.Be suitable for the graphite rod heater below 1350 ℃, be suitable for the carbon/carbon compound material heater more than 1350 ℃, because composite its material property after 1350 ℃ not only can not descend but also can rise at double, be best selection so adopt composite material heating body.3, the indoor environment of equipment is carried out gas content and monitor, guarantee that the interior gas purity of canyon is to guarantee product quality.4, power supply mode; This equipment adopts low-voltage, big electric current, connection in parallel, reduces the unnecessary auxiliary facility of equipment with this, and is easy and improve the security and the practicality of equipment.5, in order to do a good job of it product quality, avoid carbon fiber after rapid high-temperature process, to ease down to room temperature rapidly and be subjected to its ambient influnence fiber oxidation, change in effective interior space of equipment and established the preserving temperature and reducing temperature functional areas.6, being placed in the heater below case of lattice element material more than two, is to be used for supporting material to the fibrous reinforcement effect.7, integral device adopts graphite cake or graphite brick to combine structure with metal and forms.Graphite cake or graphite brick abutting edge adopt electrode contact suppository to combine, and adopt the method firm lasting when high temperature, can not breathe freely.8, the fiber import and export at equipment two ends adopts nitrogen for ultra-high purity sealing gland mouth, in case air is brought in the canyon by fiber.Nitrogen steam supply hole (two pipes) hole up and down intersects to blowing.9, electrode is to adopt the arc radius identical with electrode to be incorporated into the electrode outside with contact between the heater, is fixed together with graphite or carbon/carbon compound material bolt again.10, integral device adopts the sticking insulation material insulation of graphitic carbon.Avoid heat conduction can suitably dose the sticking insulation of high aluminum fiber in the most external of equipment.Overall insulation material thickness calculates according to the thermal conductivity factor of device temperature height.11, guarantee fiber the equipment import and export situation consistent with the linking of front device height to, determine the below general frame height of equipment.Should reserve balance of plant leg height before definite framework height, the balance leg has strap bolt and arbitrarily adjusts the height function.12, the equipment integral outer adopts stainless steel material.13, its overall structure of equipment adopts special heating resisting metal material.It guarantees that material itself does not have significant change in the time of 1100 ℃.
Description of drawings
Fig. 1 is a three-dimensional simplified schematic diagram of the present invention
Fig. 2 is the three-dimensional simplified schematic diagram of operating room of the present invention inner plane
Fig. 3 is the three-dimensional simplified schematic diagram of section of the present invention
Fig. 4 is a connecting plate of the present invention cross section simplified schematic diagram
Fig. 5 is that connecting plate of the present invention is connected the amplification simplified schematic diagram with heater
Fig. 6 is that electrode of the present invention amplifies simplified schematic diagram
Fig. 7 is that connecting plate of the present invention is connected simplified schematic diagram with electrode with heater
The specific embodiment is produced the carbonizing apparatus of carbon fiber in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, shown in Figure 7 being used to, its lower box 1 middle part is to upwards filling graphitic carbon insulation quilt 2 in the heat-insulation layer of position, both sides, front and back, dose high aluminum fiber insulation felt 3 in its heat-insulation layer most external, following position is a tank tower 4, centre position, lower box 1 upper part is operating room 5, the case bottom is provided with balance leg 6, balance leg 6 has strap bolt and arbitrarily adjusts balance height, and there is protection zone 7 under the input and output material that leans out at two ends, lower box 1 left and right sides; Graphitic carbon insulation quilt 9 is filled in upper box 8 upper parts to the heat-insulation layer at position, both sides, downward front and back, dose high aluminum fiber insulation felt 10 in its heat-insulation layer most external, centre position, 8 times positions of upper box is operating room 5, there is the last input and output material protection zone 11 that leans out at two ends, upper box 8 left and right sides, both sides are provided with both positive and negative polarity electrode and cooling water pipe tube head delivery outlet 12 before and after casing, be provided with thermocouple observation panel 13 and gas observation panel 14 in the one side, between positive and negative electrode, be provided with gas input port 15;
Electric heating system is by 17 1 groups of 16 liang of groups of positive electrode and negative electrodes, 18 3 groups of connecting plates, heater 19 some formations, positive and negative electrode, connecting plate 18, respectively there is the through hole of mutual perforation heater 19 centers, each end of positive and negative electrode leans out outside the casing and is connected with power supply, other end surface band thread is gone forward side by side and is connected with rotary the tightening of connecting plate 18 two ends screw holes into casing, connecting plate 18 1 sides that are connected with positive electrode 16 are reserved with the screw hole that band is just changeing, connecting plate 18 both sides that are connected with negative electrode 17 are reserved with the screw hole of band counter-rotating, outside, heater 19 two ends all has thread, just its screw one end is for just changeing, one end is counter-rotating, and the screw hole on its specification and the connecting plate 18 is complementary; During connection, screw hole on the connecting plate 18 is aimed at some electrodes two ends simultaneously, it is tight to be screwed into edge to the direction rotation synchronously in DRIVE SCREWS hole; All inlay when finishing and reach: positive and negative electrode, connecting plate 18, heater 19 centre bits are equipped with the through hole of mutual perforation, both positive and negative polarity electrode and heater 19 mutual connection mutually melt, the perforation through hole in it and the electric conductor of appearance are isolated non-conductive, the through hole at electrode centers position is a water pipe, it leans out the outer electrode one end throughhole portions of casing and grows one section at electrode, can be used for the outer water pipeline (as the rubber water pipe) of connect box;
The input and output material system is made up of cooling zone 20, protection zone 21, feed inlet and outlet 22, nitrogen pipeline 23, nitrogen outlet 24; The two ends that its cooling zone 20, protection zone 21, feed inlet and outlet 22 and casing are integrated device and are located at casing; Nitrogen pipeline 23 crosswise fixed are embedded in feed inlet and outlet 22 inside positions, be in correspondence with each other two groups up and down, and evenly distributed nitrogen outlet 24 arranged, its nitrogen outlet 24 is for corresponding mutually up and down, the one end welded type sealing of nitrogen pipeline 23, the other end is connected with nitrogen box;
In the operating room of TESHU gas in gas inlet 15 injects casings 5; Connected mode all adopts traditional connected mode, adopts carbon/carbon compound material heater or graphite heater.
During starting operation of the present invention; electrode imports power supply to make and produces heat in the casing in the operating room 5; and reach the temperature of design; water is along playing the effect that reduces temperature in the operating room 5 in the end access arrangement of electrode; after fiber bunch in the operating room 5 enters operating room 5 along feed inlet and outlet; after the protection of the high temperature cabonization of workspace and TESHU gas along feed inlet and outlet 22 outputs of the casing other end; on the nitrogen pipeline 23 that the feed inlet and outlet 22 through tank ends is provided with during nitrogen outlet 24; because the corresponding nitrogen of winding-up mutually of nitrogen outlet 24; make the temperature in the operating room 5 can be along with the fiber bunch scatters and disappears; by the nitrogen melt of the corresponding winding-up mutually of nitrogen outlet from; protected high temperature and TESHU gas in the operating room 5 not to understand outer rushing down; the temperature of insulation layer in having lived operating room 5 can not scattered and not disappeared along casing; the thermocouple 13 of casing one side can be observed the variations in temperature in the operating room 5, and gas observation panel 14 can be observed the dense rare situation of gas in the operating room.
Claims (1)
1, a kind of carbonizing apparatus that is used to produce carbon fiber, it is characterized in that: its casing is the rectangular box-shaped structure, the lower box middle part is to upwards filling the graphitic carbon insulation quilt in the heat-insulation layer of position, both sides, front and back, dose high aluminum fiber insulation felt in its heat-insulation layer most external, following position is a tank tower, and centre position, lower box upper part is the operating room, and casing case bottom is provided with the balance leg, the balance leg has strap bolt and arbitrarily adjusts balance height, and there is the input and output material protection zone that leans out at two ends, the lower box left and right sides; The graphitic carbon insulation quilt is filled in the upper box upper part to the heat-insulation layer at position, both sides, downward front and back, dose high aluminum fiber insulation felt in its heat-insulation layer most external, the centre position, position is the operating room under the upper box, there is the input and output material protection zone that leans out at two ends, the upper box left and right sides, both sides are provided with both positive and negative polarity electrode and cooling water pipe tube head delivery outlet before and after casing, be provided with thermocouple observation panel and gas observation panel in the one side, between positive and negative electrode, be provided with gas input port;
Electric heating system is by one group of two groups of positive electrodes and negative electrode, three groups of connecting plates, the some formations of heater, positive and negative electrode, connecting plate, respectively there is the through hole of mutual perforation the heater center, each end of positive and negative electrode leans out outside the casing and is connected with power supply, other end surface band thread is gone forward side by side and is connected with connecting plate two ends rotary the tightening of screw hole into casing, connecting plate one side that is connected with positive electrode is reserved with the screw hole that band is just changeing, the connecting plate both sides that are connected with negative electrode are reserved with the screw hole of band counter-rotating, outside, heater two ends all has thread, just its screw one end is for just changeing, one end is counter-rotating, and the screw hole on its specification and the connecting plate is complementary; During connection, screw hole on the connecting plate is aimed at some electrodes two ends simultaneously, it is tight to be screwed into edge to the direction rotation synchronously in DRIVE SCREWS hole; All inlay when finishing and reach: positive and negative electrode, connecting plate, heater centre bit are equipped with the through hole of mutual perforation, both positive and negative polarity electrode and heater mutual connection mutually melt, the perforation through hole in it and the electric conductor of appearance are isolated non-conductive, the through hole at electrode centers position is a water pipe, it leans out the outer electrode one end throughhole portions of casing and grows one section at electrode, can be used for the outer water pipeline of connect box;
The input and output material system is made up of cooling zone, protection zone, feed inlet and outlet, nitrogen pipeline, nitrogen outlet; Its cooling zone, protection zone, feed inlet and outlet and casing are integrated device and are located at the two ends of casing; The nitrogen pipeline crosswise fixed is embedded in the inside position of feed inlet and outlet, is in correspondence with each other two groups up and down, and evenly distributed nitrogen outlet is arranged, and its nitrogen outlet is for corresponding mutually up and down, the end welded type sealing of nitrogen pipeline, and the other end is connected with nitrogen box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200123952U CN201141058Y (en) | 2007-05-29 | 2007-05-29 | Carbonization equipment for producing carbon fiber |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200123952U CN201141058Y (en) | 2007-05-29 | 2007-05-29 | Carbonization equipment for producing carbon fiber |
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| CN201141058Y true CN201141058Y (en) | 2008-10-29 |
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| CNU2007200123952U Expired - Fee Related CN201141058Y (en) | 2007-05-29 | 2007-05-29 | Carbonization equipment for producing carbon fiber |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103498213A (en) * | 2013-08-16 | 2014-01-08 | 肖颖 | Vertical type carbonization device capable of automatically cleaning tar for carbon fiber production |
| CN105133092A (en) * | 2015-10-12 | 2015-12-09 | 浙江精业新兴材料有限公司 | Carbonization technology used for carbon fiber production and preoxidation bundle yarn nitrogen blowing device |
| 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 |
-
2007
- 2007-05-29 CN CNU2007200123952U patent/CN201141058Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103498213A (en) * | 2013-08-16 | 2014-01-08 | 肖颖 | Vertical type carbonization device capable of automatically cleaning tar for carbon fiber production |
| CN103498213B (en) * | 2013-08-16 | 2016-05-04 | 肖颖 | Carbon fiber is produced with the vertical carbonizing device of automatically removing tar |
| CN105133092A (en) * | 2015-10-12 | 2015-12-09 | 浙江精业新兴材料有限公司 | Carbonization technology used for carbon fiber production and preoxidation bundle yarn nitrogen blowing device |
| 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 |
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Legal Events
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| C14 | Grant of patent or utility model | ||
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Owner name: DALIAN GUO RUI CARBON MATERIALS CO., LTD. Free format text: FORMER OWNER: XIAO YING Effective date: 20090605 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090605 Address after: No. 668, Jindong Road, Jinzhou District, Liaoning, Dalian Province: 116100 Patentee after: Dalian state carbon materials Co., Ltd. Rui Address before: Building 3-8, 51 Tangshan street, Xigang District, Liaoning, Dalian Province: 116011 Patentee before: Xiao Ying |
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Effective date of registration: 20160811 Granted publication date: 20081029 |
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Date of cancellation: 20170211 Granted publication date: 20081029 |
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Granted publication date: 20081029 Termination date: 20160529 |
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| CF01 | Termination of patent right due to non-payment of annual fee |