CN115262038B - Polyacrylonitrile preoxidation carbonization equipment - Google Patents
Polyacrylonitrile preoxidation carbonization equipment Download PDFInfo
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- CN115262038B CN115262038B CN202210675758.XA CN202210675758A CN115262038B CN 115262038 B CN115262038 B CN 115262038B CN 202210675758 A CN202210675758 A CN 202210675758A CN 115262038 B CN115262038 B CN 115262038B
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
- D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
- D01F9/32—Apparatus therefor
- D01F9/328—Apparatus therefor for manufacturing filaments from polyaddition, polycondensation, or polymerisation products
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
- D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
- D01F9/20—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products
- D01F9/21—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F9/22—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyacrylonitriles
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- Inorganic Fibers (AREA)
Abstract
The invention relates to the technical field of preoxidation carbonization equipment, and provides polyacrylonitrile preoxidation carbonization equipment, which is provided with a specific equipment structure, is more specific in combination with a specific equipment forming treatment process, is better in technical support, is better in coupling property among the steps, performs preheating treatment on polyacrylonitrile short fibers before carbonization, is superior in material performance of the treated polyacrylonitrile short fibers, can be simultaneously subjected to field control on feeding and discharging, is reasonable in layout and is more practical, and comprises a carbonization furnace, a preheating furnace, a cooling box, a cleaning box and a drying box, wherein the preheating furnace is communicated with the carbonization furnace, the cooling box is communicated with the cooling box, and the cleaning box is communicated with the drying box through transfer cylinders, conveying belts are arranged in the preheating furnace, the carbonization furnace, the cooling box, the cleaning box and the drying box, each conveying belt comprises a translation section and a diagonal support frame, and each diagonal support frame is arranged in the translation section.
Description
Technical Field
The invention relates to the technical field of preoxidation carbonization equipment, in particular to polyacrylonitrile preoxidation carbonization equipment.
Background
As is well known, polyacrylonitrile is widely used as one of important raw materials for manufacturing synthetic fibers, artificial fibers, knitting yarns, knitted fabrics, woven fabrics and the like in many aspects of our lives, wherein in the production and processing process of polyacrylonitrile carbonized short fibers, the raw material polyacrylonitrile is required to be carbonized, so that a polyacrylonitrile pre-oxidation carbonization device is provided for facilitating the pre-oxidation carbonization treatment of the polyacrylonitrile.
By searching, 3 rd year of 2021 discloses a continuous carbonization method of polyacrylonitrile short fiber, which is generally described as comprising the following steps: step 1: filling polyacrylonitrile short fibers into a split charging box, filling a carbonization furnace with protective gas, and step 2: the split charging boxes are fed into a carbonization furnace in batches through a conveyor belt for high-temperature carbonization, polyacrylonitrile in the split charging boxes is heated through electromagnetic oscillation by an electromagnetic heating device at the bottom of the conveyor belt in the carbonization furnace, the temperature in the carbonization furnace is 180-300 ℃, and the steps are as follows: and (3) conveying the split charging boxes into a cooling tank through a conveying belt, rapidly cooling to below 120 ℃, and performing step 4: the cooled polyacrylonitrile carbonized fiber is sent into an industrial washing machine for corrosion through a conveyor belt, and corrosion liquid is added at normal temperature and normal pressure for stirring and corrosion, and step 5: the corroded polyacrylonitrile carbonized fiber is dried at the temperature of 100 ℃, and when the continuous carbonization device is used, the uniform heating of the polyacrylonitrile carbonized fiber in the split boxes is realized by an electromagnetic oscillation heating mode, the carbonization effect is ensured, and the continuous carbonization of batches is realized by arranging the polyacrylonitrile carbonized fiber in the split boxes and conveying the polyacrylonitrile carbonized fiber through a conveying belt.
Although the technical scheme can be used for continuous carbonization treatment of the polyacrylonitrile short fibers, preheating treatment of the polyacrylonitrile short fibers is deficient in the treatment process, the polyacrylonitrile short fibers are directly heated and carbonized after being not preheated in the treatment process, so that certain influence is caused on the material performance, meanwhile, the method is limited only in the treatment method, the specific structure is not illustrated, and the technical support is relatively thin.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides polyacrylonitrile pre-oxidation carbonization equipment which has a specific equipment structure, is more specific in forming a treatment process by combining specific equipment, is better in technical support, is better in coupling between the steps, is subjected to preheating treatment before carbonization of polyacrylonitrile short fibers, is superior in material performance of the treated polyacrylonitrile short fibers, can be simultaneously subjected to field control and control, and is reasonable in layout and good in practicability.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a polyacrylonitrile pre-oxidation carbonization equipment, includes the carbonization furnace, still includes preheating furnace, cooler bin, washs case and drying cabinet, between preheating furnace and the carbonization furnace, between carbonization furnace and the cooler bin, between cooler bin and the washs case, all through the switching section of thick bamboo intercommunication between washs case and the drying cabinet, in the preheating furnace, in the carbonization furnace, in the cooler bin, in the washs case and the drying cabinet all install the conveyer belt, the conveyer belt includes interconnect's translation section and ramp-up section, a plurality of flat support frames are installed to the translation section, a plurality of ramp-up sections are installed a plurality of ramp-up frames, a plurality of the bottom of ramp-up frames and the bottom of a plurality of flat support frames are all parallel and level each other, have seted up the feed hole on the preheating furnace, fixedly connected with feed swash plate in the feed hole, the discharge opening has been seted up to the drying cabinet, fixedly connected with swash plate in the discharge opening installs preheating electromagnetic oscillation heater in the preheating furnace, install carbonization electromagnetic oscillation heater in the cooler bin, the intercommunication has cooling intake pipe and cooling duct, cooling intake duct, cooling duct on the cooling tank, on the ramp-up intercommunication has wash feed pipe and wash air duct and dry air drain back intercommunication.
On the basis of the scheme, a plurality of translation sections all include first translation frame and second translation frame, a plurality of the section of ascending all includes first ascent frame and a plurality of second ascent frame, and a plurality of first ascent frame all is connected with first corner frame, a plurality of first corner frame is connected with a plurality of first translation frame respectively, and a plurality of second ascent frame all is connected with the second corner frame, and a plurality of second corner frame is connected with a plurality of second translation frame respectively, and a plurality of first translation frame goes up all to rotate and is connected with the auxiliary shaft of flat rotation, a plurality of the auxiliary shaft of flat rotation respectively with a plurality of second translation frame rotation are connected, and a plurality of first ascent frame goes up all to rotate and is connected with the main shaft of diagonal rotation, a plurality of diagonal rotation main shaft respectively with a plurality of second ascent frame rotation are connected, and lie in the same conveyer belt between the auxiliary shaft and the diagonal rotation main shaft the transmission be connected with the conveying chain, and a plurality of first corner frames go up all to rotate and be connected with deflector roll steering shaft and a plurality of guide roll, a plurality of guide roll and a plurality of second translation frame and the top end of the second translation frame and the top end of the second translation frame are connected with the second translation frame respectively, the top end of the flat rotation frame, the flat rotation frame and the top end of the flat rotation frame and the flat rotation frame, the top of the flat rotation frame and the flat rotation frame.
On the basis of the scheme, the four connecting flanges are preferably connected with the top ends of the switching cylinders fixedly, the bottom ends of the four switching cylinders are fixedly connected with the lower connecting flanges, the four connecting flanges are connected with the bottom ends of the preheating furnace, the bottom ends of the carbonization furnace, the bottom ends of the cooling boxes and the bottom ends of the cleaning boxes respectively through a plurality of upper connecting bolts, and the four connecting flanges are connected with the top ends of the carbonization furnace, the top ends of the cooling boxes, the top ends of the cleaning boxes and the top ends of the drying boxes respectively through a plurality of lower connecting bolts.
On the basis of the scheme, a plurality of through holes are formed in the bottom end of the preheating furnace, the bottom end of the carbonization furnace, the bottom end of the cooling box, the bottom end of the cleaning box and the bottom end of the drying box, and the flat support frame and the inclined support frames penetrate through the through holes respectively.
On the basis of the scheme, the preheating furnace, the carbonization furnace, the cooling box, the cleaning box and the drying box are in prismatic structure layout.
On the basis of the scheme, the bottom ends of the flat supporting frames and the bottom ends of the inclined supporting frames are fixedly connected with channel steel.
As the scheme, a plurality of channel steels are provided with the first opening holes and the second opening holes.
As still further in the scheme, the feeding sloping plate and the discharging sloping plate are fixedly connected with two material blocking flanging.
(III) beneficial effects
Compared with the prior art, the invention provides polyacrylonitrile pre-oxidation carbonization equipment, which has the following beneficial effects:
1. according to the invention, through the design of the transfer cylinder, sequential communication of the preheating furnace, the carbonization furnace, the cooling box, the cleaning box and the drying box is realized, so that the polyacrylonitrile pre-oxidation carbonization device has a specific device structure, a treatment process is formed by combining specific devices, the technical support is better, and meanwhile, the coupling between the steps is better.
2. According to the invention, the preheating furnace is provided to preheat and raise the temperature of the polyacrylonitrile which enters the carbonization treatment of the carbonization furnace, so that the preoxidation of the polyacrylonitrile before carbonization is realized, the preheating treatment is carried out on the polyacrylonitrile short fiber before carbonization, and the material performance of the treated polyacrylonitrile short fiber is superior.
3. According to the invention, through the integral structural arrangement of the preheating furnace, the carbonization furnace, the cooling box, the cleaning box and the drying box, the feeding position and the discharging position are arranged in the same space in a staggered way, the feeding and the discharging can be simultaneously controlled on site, the layout is reasonable, and the practicability is good.
Drawings
FIG. 1 is a schematic view of a partially sectioned perspective structure of the present invention;
FIG. 2 is a schematic view of a partial enlarged structure of the present invention at A in FIG. 1;
FIG. 3 is a schematic view of a partially enlarged structure of the present invention at B in FIG. 1;
FIG. 4 is a schematic view of a partially enlarged structure of the present invention at C in FIG. 1;
FIG. 5 is a schematic perspective view of the whole structure of the present invention;
FIG. 6 is an exploded perspective view of the conveyor belt of the present invention;
FIG. 7 is a schematic view of a partially enlarged structure of the present invention at D in FIG. 6;
fig. 8 is a schematic perspective view of the adapter tube, the upper connecting flange and the lower connecting flange of the present invention.
In the figure: 1. a carbonization furnace; 2. a preheating furnace; 3. a cooling box; 4. a cleaning box; 5. a drying box; 6. a transfer cylinder; 7. a flat support; 8. an inclined support frame; 9. a feed swash plate; 10. a discharge sloping plate; 11. cooling the air inlet pipe; 12. cooling the air outlet pipe; 13. cleaning a liquid inlet pipe; 14. cleaning the liquid discharge pipe; 15. a dry air inlet pipe; 16. a dry air return duct; 17. a first translation stage; 18. a second translation frame; 19. a first ramp; 20. a second ramp; 21. a first corner bracket; 22. a second corner bracket; 23. a flat rotation auxiliary shaft; 24. tilting the main shaft; 25. a conveyor chain; 26. a steering shaft; 27. the upper connecting flange; 28. the lower part is connected with the flanging; 29. channel steel; 30. a first opening hole; 31. a second opening hole; 32. and (5) material blocking flanging.
Detailed Description
Examples
Referring to FIGS. 1-8, a polyacrylonitrile pre-oxidation carbonization device comprises a carbonization furnace 1, a preheating furnace 2, a cooling box 3, a cleaning box 4 and a drying box 5, wherein the preheating furnace 2 is communicated with the carbonization furnace 1, the carbonization furnace 1 is communicated with the cooling box 3, the cooling box 3 is communicated with the cleaning box 4, and the cleaning box 4 is communicated with the drying box 5 through transfer cylinders 6, the top ends of the four transfer cylinders 6 are fixedly connected with upper connecting flanges 27, the bottom ends of the four transfer cylinders 6 are fixedly connected with lower connecting flanges 28, the four upper connecting flanges 27 are respectively connected with the bottom end of the preheating furnace 2, the bottom end of the carbonization furnace 1, the bottom end of the cooling box 3 and the bottom end of the cleaning box 4 through a plurality of upper connecting bolts, the four lower connecting flanges 28 are respectively connected with the top ends of the carbonization furnace 1, the cooling box 3, the top end of the cleaning box 4 and the top end of the drying box 5 through a plurality of lower connecting bolts, through the design of the transfer cylinder 6, the sequential communication of the preheating furnace 2, the carbonization furnace 1, the cooling tank 3, the cleaning tank 4 and the drying tank 5 is realized, so that the polyacrylonitrile pre-oxidation carbonization device has a specific device structure, the treatment process is more specific by combining with specific devices, the technical support is better, the coupling between the steps is better, the preheating furnace 2, the carbonization furnace 1, the cooling tank 3, the cleaning tank 4 and the drying tank 5 are in prismatic structure layout, the conveying belts are arranged in the preheating furnace 2, the carbonization furnace 1, the cooling tank 3, the cleaning tank 4 and the drying tank 5, each conveying belt comprises a translation section and a lifting section which are connected with each other, the translation section is provided with a plurality of flat supporting frames 7, the lifting section is provided with a plurality of inclined supporting frames 8, the bottom of a plurality of bearing diagonal frame 8 and the bottom of a plurality of flat support frame 7 are each parallel and level each other, the bottom of preheating furnace 2, the bottom of carbonization furnace 1, the bottom of cooling tank 3, a plurality of mouths of passing are all offered to the bottom of wasing case 4 and the bottom of drying cabinet 5, a plurality of flat support frame 7 and a plurality of bearing diagonal frame 8 pass a plurality of mouths of passing respectively, the equal fixedly connected with channel-section steel 29 of bottom of a plurality of flat support frame 7 and the bottom of a plurality of bearing diagonal frame 8 forms the support to flat support frame 7 and bearing diagonal frame 8, improve the structural strength of flat support frame 7 and bearing diagonal frame 8, first opening hole 30 and second opening hole 31 have all been seted up on a plurality of channel-section steel 29, make things convenient for the channel-section steel 29 to place the in-process with the fixed connection of placing the face.
It should be further noted that, the plurality of translation sections each include a first translation frame 17 and a second translation frame 18, the plurality of ascent sections each include a first ascent frame 19 and a plurality of second ascent frames 20, the plurality of first ascent frames 19 are each connected with a first corner frame 21, the plurality of first corner frames 21 are each connected with the plurality of first translation frames 17, the plurality of second ascent frames 20 are each connected with a second corner frame 22, the plurality of second corner frames 22 are each connected with the plurality of second translation frames 18, the plurality of first translation frames 17 are each rotatably connected with a panning auxiliary shaft 23, the plurality of panning auxiliary shafts 23 are each rotatably connected with the plurality of second translation frames 18, the plurality of first ascent frames 19 are each rotatably connected with a panning main shaft 24, the plurality of panning main shafts 24 are each rotatably connected with the plurality of second ascent frames 20, and a conveying chain 25 is drivingly connected between the panning auxiliary shafts 23 and the panning main shafts 24 in the same conveying belt, and the plurality of first corner brackets 21 are respectively and rotatably connected with a steering shaft 26 and a plurality of guide rollers, the plurality of steering shafts 26 and the plurality of guide rollers are respectively and rotatably connected with a plurality of second corner brackets 22, the steering shafts 26 and the guide rollers are used for steering a conveying chain 25, the bottom ends of the first translation brackets 17 and the second translation brackets 18 are respectively and fixedly connected with the top ends of the flat supporting frames 7, the bottom ends of the first and second inclined lifting brackets 19 and 20 are respectively and fixedly connected with the top ends of the inclined supporting frames 8, variable frequency motors are respectively arranged on the preheating furnace 2, the carbonization furnace 1, the cooling box 3, the cleaning box 4 and the drying box 5, the plurality of variable frequency motors are respectively used for driving the rotation of a plurality of inclined rotating spindles 24, the transfer of the polyacrylonitrile to be processed in the processing process is realized, a feed hole is formed in the preheating furnace 2, a feed inclined plate 9 is fixedly connected in the feed hole, the drying cabinet 5 is provided with a discharge opening, a discharge inclined plate 10 is fixedly connected in the discharge opening, through the integral structural arrangement of the preheating furnace 2, the carbonization furnace 1, the cooling cabinet 3, the cleaning cabinet 4 and the drying cabinet 5, the position where the feeding is located and the position where the discharging is located are arranged in the same space in a staggered mode, the feeding and the discharging can be simultaneously controlled on site, the layout is reasonable, convenient and practical, the feeding inclined plate 9 and the discharge inclined plate 10 are fixedly connected with two baffle flanges 32, the guide during feeding and discharging is convenient, the scattering of polyacrylonitrile before treatment and the scattering of polyacrylonitrile after treatment are avoided, the preheating furnace 2 is internally provided with a preheating electromagnetic oscillation heater, the preheating and heating of polyacrylonitrile entering carbonization treatment of the carbonization furnace 1 are realized, the preheating treatment is performed before the carbonization of polyacrylonitrile short fibers, the material performance of the treated polyacrylonitrile short fibers is superior, the carbonization electromagnetic oscillation heater is installed in the carbonization furnace 1, the cooling cabinet 3 is communicated with a cooling air inlet pipe 11 and a cooling air outlet pipe 12, the cleaning cabinet 4 is communicated with a cleaning air inlet pipe 13 and a drying air outlet pipe 16, and a drying air inlet pipe 16 is communicated with a drying air inlet pipe 16 and a drying air outlet pipe 15 is communicated with a drying pipe 16.
The preheating electromagnetic oscillation heater, the carbonization electromagnetic oscillation heater and the variable frequency motor in the embodiment are all conventional devices which are purchased in the market and are known to those skilled in the art, and can be customized according to actual needs, in the patent, the preheating electromagnetic oscillation heater, the carbonization electromagnetic oscillation heater and the variable frequency motor are used only, the structure and the function of the preheating electromagnetic oscillation heater are not improved, the setting mode, the mounting mode and the electric connection mode of the preheating electromagnetic oscillation heater are only required to be debugged according to the requirements of the application specification of the preheating electromagnetic oscillation heater, the carbonization electromagnetic oscillation heater and the variable frequency motor, and the debugging operation is not repeated herein.
In summary, the operation process of the polyacrylonitrile pre-oxidation carbonization device is that, when in use, the polyacrylonitrile pre-oxidation carbonization device is firstly installed at the bottom end of the needed use, then a matched circuit is connected according to the specifications of a pre-heating electromagnetic oscillation heater, a carbonization electromagnetic oscillation heater and a variable frequency motor, then a cleaning liquid inlet pipe 13 and a cleaning liquid outlet pipe 14 are communicated with an external cleaning liquid supply system, a cooling air inlet pipe 11 and a cooling air outlet pipe 12 are connected with an external cool air supply system, a drying air inlet pipe 15 and a drying air return pipe 16 are communicated with an external drying air supply system, when the polyacrylonitrile needs to be processed, the power supplies of the pre-heating electromagnetic oscillation heater, the carbonization electromagnetic oscillation heater and the variable frequency motor are connected, and the circulating cleaning liquid is provided for a cleaning tank 4 through the external cleaning liquid supply system, the circulating cooling air is provided for the cooling box 3 through an external cool air supply system, the circulating drying air is provided for the drying box 5 through an external dry air supply system, the driving of a plurality of conveying chains 25 is realized through the operation of a plurality of variable frequency motors, the polyacrylonitrile to be treated is guided into the preheating furnace 2 through the feeding inclined plate 9, the preheated polyacrylonitrile enters the carbonization furnace 1 after being preheated through the preheating electromagnetic oscillation heater, the carbonized electromagnetic oscillation heater in the carbonization furnace 1 realizes the carbonization of the preheated polyacrylonitrile, the carbonized polyacrylonitrile enters the cooling box 3, the cooling is realized under the action of the circulating cooling air in the cooling box 3, the cooled polyacrylonitrile enters the cleaning box 4, the cleaning is realized through the cleaning liquid circulating in the cleaning box 4, and the cleaned polyacrylonitrile enters the drying box 5, the drying after the polyacrylonitrile is cleaned is realized through the circulating drying air in the drying box 5, and the dried polyacrylonitrile is guided and discharged through the discharging inclined plate 10, so that the whole pre-oxidation carbonization process of the polyacrylonitrile is realized, the polyacrylonitrile is transported through the head and tail mutual matching of a plurality of conveying chains 25 in the whole pre-oxidation carbonization process, and the feeding inclined plate 9 and the discharging inclined plate 10 are arranged in a vertically staggered manner, so that the feeding and discharging are convenient, and the control and the observation are convenient.
Claims (7)
1. The polyacrylonitrile pre-oxidation carbonization equipment comprises a carbonization furnace (1), and is characterized by further comprising a preheating furnace (2), a cooling tank (3), a cleaning tank (4) and a drying tank (5), wherein a plurality of flat supporting frames (7) are arranged between the preheating furnace (2) and the carbonization furnace (1), between the carbonization furnace (1) and the cooling tank (3), between the cooling tank (3) and the cleaning tank (4), between the cleaning tank (4) and the drying tank (5) are communicated through a transfer cylinder (6), conveying belts are arranged in the preheating furnace (2), in the carbonization furnace (1), in the cooling tank (3), in the cleaning tank (4) and in the drying tank (5), each conveying belt comprises a translation section and a diagonal section which are connected with each other, the translation section is provided with a plurality of diagonal supporting frames (8), the bottom ends of the diagonal supporting frames (8) and the bottom ends of the flat supporting frames (7) are all mutually communicated, a feed hole is formed in the preheating furnace (2), a feed port is fixedly connected with a feed-in the preheating tank (9), a discharge port (10) is formed in the carbonization furnace, an electromagnetic oscillator (10 is fixedly connected with the discharge port (2), and the electromagnetic oscillator (10) is arranged in the carbonization furnace, the cooling box (3) is communicated with the cooling air inlet pipe (11) and the cooling air outlet pipe (12), the cleaning box (4) is communicated with the cleaning liquid inlet pipe (13) and the cleaning liquid outlet pipe (14), the drying box (5) is communicated with the drying air inlet pipe (15) and the drying air return pipe (16), a plurality of the translation sections comprise a first translation frame (17) and a second translation frame (18), a plurality of the tilting sections comprise a first tilting frame (19) and a plurality of second tilting frames (20), a plurality of the first tilting frames (19) are all connected with a first rotating frame (21), a plurality of the first rotating frames (21) are respectively connected with a plurality of the first translation frames (17), a plurality of the second tilting frames (20) are all connected with a second rotating frame (22), a plurality of the second rotating frames (22) are respectively connected with a plurality of the second translation frames (18), a plurality of the first translation frames (17) are all rotationally connected with a plurality of auxiliary rotating shafts (23), a plurality of the first tilting frames (24) are respectively connected with a plurality of the second tilting frames (24) and the same main shafts (24) are respectively connected with a plurality of the main rotating shafts (24) in a plurality of the same rotating frames (24), and all rotate on a plurality of first corner brackets (21) and be connected with steering spindle (26) and a plurality of guide roller, a plurality of steering spindle (26) and a plurality of guide roller are connected with a plurality of second corner brackets (22) rotation respectively, steering spindle (26) and guide roller are used for the turning to of conveyer chain (25), the bottom of first translation frame (17) and the bottom of second translation frame (18) all with the top fixed connection of flat support frame (7), the bottom of first ramp up frame (19) and the bottom of second ramp up frame (20) all with the top fixed connection of inclined support frame (8), on preheating furnace (2), on carbonization furnace (1), on cooling tank (3), on washing tank (4) and drying tank (5) all install inverter motor, a plurality of inverter motor are used for the rotation drive of a plurality of ramp up main shafts (24) respectively.
2. The polyacrylonitrile pre-oxidation carbonization device according to claim 1, wherein four top ends of the transfer cylinders (6) are fixedly connected with upper connecting flanges (27), bottom ends of the four transfer cylinders (6) are fixedly connected with lower connecting flanges (28), the four upper connecting flanges (27) are respectively connected with the bottom end of the preheating furnace (2), the bottom end of the carbonization furnace (1), the bottom end of the cooling box (3) and the bottom end of the cleaning box (4) through a plurality of upper connecting bolts, and the four lower connecting flanges (28) are respectively connected with the top end of the carbonization furnace (1), the top end of the cooling box (3), the top end of the cleaning box (4) and the top end of the drying box (5) through a plurality of lower connecting bolts.
3. The polyacrylonitrile pre-oxidation carbonization device according to claim 2, wherein a plurality of through holes are formed in the bottom end of the preheating furnace (2), the bottom end of the carbonization furnace (1), the bottom end of the cooling tank (3), the bottom end of the cleaning tank (4) and the bottom end of the drying tank (5), and the flat support frame (7) and the inclined support frames (8) respectively penetrate through the through holes.
4. A polyacrylonitrile pre-oxidation carbonization device according to claim 3, characterized in that the preheating furnace (2), carbonization furnace (1), cooling tank (3), cleaning tank (4) and drying tank (5) are arranged in prismatic structure.
5. The polyacrylonitrile pre-oxidation carbonization device according to claim 4, wherein the bottom ends of the flat supporting frames (7) and the bottom ends of the inclined supporting frames (8) are fixedly connected with channel steel (29).
6. The polyacrylonitrile pre-oxidation carbonization device according to claim 5, wherein a plurality of channel steels (29) are provided with a first opening hole (30) and a second opening hole (31).
7. The polyacrylonitrile pre-oxidation carbonization device according to claim 6, wherein the feeding inclined plate (9) and the discharging inclined plate (10) are fixedly connected with two material blocking flanges (32).
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| CN202210675758.XA CN115262038B (en) | 2022-06-15 | 2022-06-15 | Polyacrylonitrile preoxidation carbonization equipment |
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