CN110318102B - Centrifugal spinning nozzle system for generating multi-fiber - Google Patents
Centrifugal spinning nozzle system for generating multi-fiber Download PDFInfo
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- CN110318102B CN110318102B CN201910449224.3A CN201910449224A CN110318102B CN 110318102 B CN110318102 B CN 110318102B CN 201910449224 A CN201910449224 A CN 201910449224A CN 110318102 B CN110318102 B CN 110318102B
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- 238000009987 spinning Methods 0.000 title claims abstract description 169
- 239000000835 fiber Substances 0.000 title claims description 40
- 239000000463 material Substances 0.000 claims abstract description 42
- 239000007788 liquid Substances 0.000 abstract description 20
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 238000002347 injection Methods 0.000 abstract description 13
- 239000007924 injection Substances 0.000 abstract description 13
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 5
- 239000002121 nanofiber Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 238000010041 electrostatic spinning Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000000018 DNA microarray Methods 0.000 description 1
- 239000002473 artificial blood Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012377 drug delivery Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000001338 self-assembly Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 238000005287 template synthesis Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D10/00—Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
- D01D10/02—Heat treatment
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D4/00—Spinnerette packs; Cleaning thereof
- D01D4/02—Spinnerettes
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/18—Formation of filaments, threads, or the like by means of rotating spinnerets
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The centrifugal spinning nozzle system comprises a material injection pipe, a spinning nozzle, a driving pipe, an air intake hollow shell and a spinning nozzle, wherein a material containing cavity is arranged inside the spinning nozzle, a spinning nozzle cavity is formed inside the spinning nozzle, the inner end of the spinning nozzle is connected with the side part of the spinning nozzle, spinning nozzles are formed in the outer end of the spinning nozzle and are communicated with the material containing cavity through the spinning nozzle cavity, the number of the spinning nozzles is at least two, the air intake hollow shell comprises a left hollow shell part, a right hollow shell part and a plurality of hollow shell fingers, the left hollow shell part, the right hollow shell part and the hollow shell fingers are respectively provided with a left air intake cavity, a right air intake cavity and a finger air intake cavity, finger clamping cavities are arranged between the adjacent hollow shell fingers, one spinning nozzle is correspondingly clamped inside each finger clamping cavity, and an air outlet communicated with the finger air intake cavities is formed in the outer side surface of the hollow shell fingers. The design has the advantages of high manufacturing efficiency, difficult blockage, strong guidance and capability of ensuring the liquid state of the feed liquid.
Description
Technical Field
The invention relates to a production device of superfine fibers, belongs to the field of nanofiber manufacturing, and particularly relates to a centrifugal spinning nozzle system for generating multiple fibers, which is particularly suitable for improving the manufacturing efficiency.
Background
The nano fiber is superfine fiber with the diameter of tens of nanometers to hundreds of nanometers, and has the unique advantages that other fibers cannot have, such as very large specific surface area, superfine porosity, good mechanical properties and the like. In recent years, nanofibers have been widely used in the fields of textile materials, tissue engineering scaffolds, drug delivery, filter media, artificial blood vessels, biochips, nanosensors, optics, composite materials, and the like.
Up to now, there are many methods for preparing nanofibers, such as stretching, microphase separation, template synthesis, self-assembly, electrostatic spinning, centrifugal spinning, etc., wherein the electrostatic spinning method has the advantage of simple operation, but also has the defects of high cost, extra attention for safety problems, low production efficiency, etc., because a high-voltage electric field needs to be applied in the preparation process; and centrifugal spinning refers to a method for spinning fibers by throwing polymer melt or solution from fine holes by means of centrifugal force and shearing force generated by a high-speed rotating device, and compared with the traditional electrostatic spinning method, the centrifugal spinning has higher production efficiency.
The utility model discloses a centrifugal spinning device is disclosed for the utility model patent of grant notice No. CN205617001U, grant notice day for 2016 year 10 month 5 days, it includes motor, spinning head and collection stick, and the spinning head is installed at the pivot top of motor and is driven by the motor and rotate, has the cavity that holds the dope in the spinning head, and the spinning head top is equipped with annotates the liquid mouth, the spinning head lateral wall be equipped with the spinneret orifice of cavity intercommunication, collection stick around the setting of spinning head round, during the application, the spinning head is driven by the motor and is rotated, and the dope is spout from the spinneret orifice of spinning head, and the motion obtains drawing between spinneret orifice and collection stick, and the solvent volatilizees simultaneously, forms the fibre, receives through collecting the stick and obtains the fibre membrane. Although this design enables basic centrifugal spinning to obtain fibers, it still has the following drawbacks:
the design can only produce single fiber at each time, so that the yield is low, and the utilization rate of the whole set of production equipment is not facilitated to be exerted.
The information disclosed in this background section is only for enhancement of understanding of the general background of the patent application and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention aims to overcome the defects and problems of low manufacturing efficiency in the prior art and provide a centrifugal spinning nozzle system for generating multi-fiber with high manufacturing efficiency.
In order to achieve the above purpose, the technical solution of the invention is as follows: a centrifugal spinning nozzle system for generating multi-fiber comprises a material injection pipe, a spinning head and a driving pipe, wherein the bottom of the spinning head is connected with the top end of the driving pipe, a material containing cavity is formed in the spinning head, and the bottom end of the material injection pipe penetrates through a material injection port and is communicated with the top of the material containing cavity;
the centrifugal spinning nozzle system also comprises an air containing hollow shell and a spinning pipe, wherein a spinning cavity is formed in the spinning pipe, the inner end of the spinning pipe is connected with the left side of the spinning head, the outer end of the spinning pipe extends outwards, a spinning nozzle is formed in the outer end of the spinning pipe, the spinning nozzle is communicated with the material containing cavity through the spinning cavity, and the number of the spinning pipes is at least two;
the air intake hollow shell comprises a left hollow shell part, a right hollow shell part and a plurality of hollow shell fingers, the hollow shell fingers are arranged higher than the left hollow shell part and the right hollow shell part, and the hollow shell fingers are parallel to each other in pairs; the spinning nozzle comprises a left hollow shell part, a right hollow shell part and hollow shell fingers, wherein the left hollow shell part, the right hollow shell part and the hollow shell fingers are respectively internally provided with a corresponding left air accommodating cavity, a corresponding right air accommodating cavity and a corresponding finger air accommodating cavity; the top end of the driving pipe penetrates through the left hollow shell and then is connected with the bottom of the spinning head.
The spinning nozzles are three in number, the empty shell fingers are four in number, and the spinning nozzles and the empty shell fingers are sequentially arranged at intervals along the top surface of the right empty shell part.
And a spinning gap is arranged between the spinning nozzle and the outer end of the finger clamping cavity.
The width that the shell indicates is less than the width of the shell portion of right side, is provided with between the inner of shell finger and the left side portion of spinneret and receives and indicates the space.
The bottom of the spinneret tube is connected with the top surface of the right hollow shell part, and the top end of the hollow shell finger is higher than the top end of the spinneret tube.
The inside of driving tube has seted up the pipe inner chamber, has seted up the side air flue on the pipe wall that lies in left air intake intracavity on the driving tube, and the pipe inner chamber communicates with each other with left air intake chamber through the side air flue.
The number of the side air passages is four, all the side air passages are uniformly arranged around the pipe wall, and the overlooking shape of each side air passage is a sector.
The spinning head, the left hollow shell part and the driving pipe are coaxially arranged.
The spinneret is arranged close to the bottom of the spinning head.
Compared with the prior art, the invention has the beneficial effects that:
1. in the centrifugal spinning nozzle system for generating the multi-fiber, the left side part of a spinning nozzle is simultaneously connected with a plurality of spinning nozzles, the plurality of spinning nozzles are arranged side by side on the top surface of a right hollow shell part, the spinning nozzles are communicated with a material containing cavity through a spinning nozzle cavity, when the centrifugal spinning nozzle system is applied, when a driving pipe drives the spinning nozzle to rotate, material liquid (melt or solution) contained in the material containing cavity is driven to rotate, and then the material liquid is sprayed out after sequentially passing through the spinning nozzle cavity and the spinning nozzles, and then the material liquid moves between the spinning nozzles and a collecting device (arranged around the spinning nozzle) to be stretched, so that the fiber is obtained, and the centrifugal spinning nozzle system has the advantages that: firstly, the spinneret tubes with at least two numbers can ensure that the number of fibers sprayed out each time is at least two, thereby improving the manufacturing efficiency; secondly, the feed liquid enters the spinneret cavity before being sprayed out of the spinneret orifice to obtain primary fiber sizing, so that the subsequent spraying is facilitated to manufacture fibers, and the mutual interference between the feed liquid, such as blockage at the connection part of the spinneret tube and the spinning head, or the like, can be prevented. Therefore, the invention not only has higher manufacturing efficiency, but also is not easy to generate blockage.
2. The invention relates to a centrifugal spinning nozzle system for generating multi-fiber, which is additionally provided with a gas-containing hollow shell with a hollow structure, wherein the gas-containing hollow shell comprises a left hollow shell part, a right hollow shell part and a plurality of hollow shell fingers, a finger clamping cavity is arranged between the adjacent hollow shell fingers, a spinneret tube is correspondingly clamped in each finger clamping cavity, the outer side surface of each hollow shell finger is provided with a gas outlet communicated with the finger gas-containing cavity, the gas outlet is communicated with the left gas-containing cavity after sequentially passing through the finger gas-containing cavity and the right gas-containing cavity, when the centrifugal spinning nozzle system is applied, the gas outlet continuously sprays gas outwards to form gas flow, a sprayed fiber is clamped between the two gas flows, thereby the running area of the fiber is limited at the beginning of fiber spraying, not only can the mutual interference between the adjacent fibers be avoided, such as the interference of bonding and splashing liquid drops, but also the time for forming the fiber is favorably shortened, particularly when a spinneret gap exists, the spraying position of the air flow is ahead of the spraying position of the material liquid, and the effect is better. Therefore, the invention not only has stronger guidance, but also has higher manufacturing efficiency.
3. In the centrifugal spinning nozzle system for generating the multi-fiber, the finger clamping cavities are arranged between the adjacent hollow shell fingers, the inside of each finger clamping cavity is correspondingly clamped with a spinneret tube, the bottom of the spinneret tube is connected with the top surface of the right hollow shell part, and the top end of the hollow shell finger is higher than the top end of the spinneret tube. Therefore, the invention can ensure the liquid state of the feed liquid and ensure the smooth production.
4. In the centrifugal spinning nozzle system for generating the multi-fiber, the inner part of the driving tube is provided with the tube inner cavity, the tube wall of the driving tube, which is positioned in the left air accommodating cavity, is provided with the side air passage, the tube inner cavity is communicated with the left air accommodating cavity through the side air passage, and when the centrifugal spinning nozzle system is used, along with the rotation of the driving tube, gas flowing through the tube inner cavity enters the left air accommodating cavity through the side air passage so as to fill the air accommodating hollow shell with the gas, thereby ensuring that the gas is continuously sprayed out from the gas outlet, and further, the gas with the temperature is filled so as to heat the spinning nozzle. Therefore, the invention not only has stronger guidance, can ensure the liquid state of the feed liquid, but also is easy to operate.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a top view of fig. 1.
FIG. 3 is a right side view of the spinning head, air receiving bladder of FIG. 1.
Fig. 4 is a right side view of the air-receiving chamber of fig. 1.
Figure 5 is a bottom view of the drive tube of figure 1.
FIG. 6 is a schematic diagram showing the relative positions of the side gas duct and the driving tube in the present invention.
In the figure: the spinning device comprises a material injection pipe 1, a spinning head 2, a material containing cavity 21, a material injection port 22, a driving pipe 3, a pipe inner cavity 31, a pipe wall 32, a side air channel 33, an air accommodating hollow shell 4, a left hollow shell part 41, a left air accommodating cavity 411, a right hollow shell part 42, a right air accommodating cavity 421, hollow shell fingers 43, finger air accommodating cavities 431, finger clamping cavities 44, an air outlet 45, a spinning gap 46, a finger gap 47, a spinning pipe 5, a spinning cavity 51 and a spinning port 52.
Detailed Description
The present invention will be described in further detail with reference to the following description and embodiments in conjunction with the accompanying drawings.
Referring to fig. 1 to 6, a centrifugal spinning nozzle system for generating multi-fiber includes a material injection pipe 1, a spinning head 2 and a driving pipe 3, wherein the bottom of the spinning head 2 is connected with the top end of the driving pipe 3, a material containing cavity 21 is arranged inside the spinning head 2, and the bottom end of the material injection pipe 1 is communicated with the top of the material containing cavity 21 after passing through a material injection port 22;
the centrifugal spinning nozzle system further comprises an air intake hollow shell 4 and a spinning pipe 5, a spinning cavity 51 is formed in the spinning pipe 5, the inner end of the spinning pipe 5 is connected with the left side of the spinning head 2, the outer end of the spinning pipe 5 extends outwards, a spinning nozzle 52 is formed in the outer end of the spinning pipe 5, the spinning nozzle 52 is communicated with the material containing cavity 21 through the spinning cavity 51, and the number of the spinning pipes 5 is at least two;
the air accommodating hollow shell 4 comprises a left hollow shell part 41, a right hollow shell part 42 and a plurality of hollow shell fingers 43, the hollow shell fingers 43 are higher than the left hollow shell part 41 and the right hollow shell part 42, and the hollow shell fingers 43 are parallel to each other in pairs; the inside of the left hollow shell part 41, the right hollow shell part 42 and the hollow shell fingers 43 are respectively provided with a corresponding left air accommodating cavity 411, a right air accommodating cavity 421 and a finger air accommodating cavity 431, all the finger air accommodating cavities 431 are communicated with the left air accommodating cavity 411 through the right air accommodating cavity 421, the top of the left hollow shell part 41 is connected with the bottom of the spinning head 2, the right end of the left hollow shell part 41 is connected with the left end of the right hollow shell part 42, the top of the right end of the right hollow shell part 42 is connected with the bottom of the hollow shell fingers 43, finger clamping cavities 44 are arranged between the adjacent hollow shell fingers 43, each finger clamping cavity 44 correspondingly clamps a spinning nozzle 5 inside, the outer side surface of each hollow shell finger 43 is provided with an air outlet 45 communicated with the finger air accommodating cavity 431, and the diameter of the air outlet 45 is smaller than that of the spinning nozzle 52; the top end of the driving pipe 3 penetrates through the left hollow shell part 41 and then is connected with the bottom of the spinning head 2.
The spinning tubes 5 are three, the hollow fingers 43 are four, and the spinning tubes 5 and the hollow fingers 43 are sequentially arranged at intervals along the top surface of the right hollow shell part 42.
A spinning gap 46 is provided between the spinning nozzle 52 and the outer end of the finger grip chamber 44.
The width of the empty shell finger 43 is smaller than that of the right empty shell part 42, and a nano-finger gap 47 is arranged between the inner end of the empty shell finger 43 and the left side part of the spinning head 2.
The bottom of the spinneret 5 is connected with the top surface of the right hollow shell part 42, and the top end of the hollow shell finger 43 is higher than the top end of the spinneret 5.
The inside of driving tube 3 is seted up the pipe inner chamber 31, and the pipe wall 32 that is located left gas receiving chamber 411 on driving tube 3 is seted up side air flue 33, and pipe inner chamber 31 communicates with each other with left gas receiving chamber 411 through side air flue 33.
The number of the side air ducts 33 is four, all the side air ducts 33 are uniformly arranged around the pipe wall 32, and the top view of the side air ducts 33 is fan-shaped.
The spinning head 2, the left hollow shell part 41 and the driving pipe 3 are coaxially arranged.
The spinneret 5 is arranged near the bottom of the spinning head 2.
The principle of the invention is illustrated as follows:
before operation, a material containing cavity 21 in a spinning head 2 is filled with material liquid (melt or solution), the material liquid can be injected at any time from a material injection pipe 1 for supplement in the operation process, the spinning head 2 is driven to rotate through a driving pipe 3, so that the material liquid enters a plurality of spinning nozzles 5, then the material liquid is sprayed out from a spinning nozzle 52 at the outer end of each spinning nozzle 5 to obtain a plurality of fibers simultaneously, and finally the manufactured fibers are collected by a collecting device surrounding the spinning head 2. Simultaneously, receive the gas in the air cavity 4 and spout in order forming the air current through gas outlet 45, accompany a spinneret 5 between two air currents, the fibre of spinneret 5 spun is pressed from both sides by two air currents, can not only avoid the mutual interference between the adjacent fibre, does benefit to fibrous quick shaping moreover.
In addition, when the gas in the air-receiving hollow shell 4 has a certain temperature, the spinneret tube 5 can be heated, so that the liquid state or molten state of the feed liquid in the spinneret tube 5 is ensured, the blockage is avoided, and the manufacturing of fibers is facilitated.
Example 1:
referring to fig. 1 to 6, a centrifugal spinning nozzle system for generating multi-fiber includes a material injection pipe 1, a spinning head 2 and a driving pipe 3, wherein the bottom of the spinning head 2 is connected with the top end of the driving pipe 3, a material containing cavity 21 is arranged inside the spinning head 2, and the bottom end of the material injection pipe 1 is communicated with the top of the material containing cavity 21 after passing through a material injection port 22; the centrifugal spinning nozzle system further comprises an air intake hollow shell 4 and a spinning pipe 5, a spinning cavity 51 is formed in the spinning pipe 5, the inner end of the spinning pipe 5 is connected with the left side of the spinning head 2, the outer end of the spinning pipe 5 extends outwards, a spinning nozzle 52 is formed in the outer end of the spinning pipe 5, the spinning nozzle 52 is communicated with the material containing cavity 21 through the spinning cavity 51, and the number of the spinning pipes 5 is at least two; the air accommodating hollow shell 4 comprises a left hollow shell part 41, a right hollow shell part 42 and a plurality of hollow shell fingers 43, the hollow shell fingers 43 are higher than the left hollow shell part 41 and the right hollow shell part 42, and the hollow shell fingers 43 are parallel to each other in pairs; the inside of the left hollow shell part 41, the right hollow shell part 42 and the hollow shell fingers 43 are respectively provided with a corresponding left air accommodating cavity 411, a right air accommodating cavity 421 and a finger air accommodating cavity 431, all the finger air accommodating cavities 431 are communicated with the left air accommodating cavity 411 through the right air accommodating cavity 421, the top of the left hollow shell part 41 is connected with the bottom of the spinning head 2, the right end of the left hollow shell part 41 is connected with the left end of the right hollow shell part 42, the top of the right end of the right hollow shell part 42 is connected with the bottom of the hollow shell fingers 43, finger clamping cavities 44 are arranged between the adjacent hollow shell fingers 43, each finger clamping cavity 44 correspondingly clamps a spinning nozzle 5 inside, the outer side surface of each hollow shell finger 43 is provided with an air outlet 45 communicated with the finger air accommodating cavity 431, and the diameter of the air outlet 45 is smaller than that of the spinning nozzle 52; the top end of the driving pipe 3 penetrates through the left hollow shell part 41 and then is connected with the bottom of the spinning head 2. Preferably, the number of the spinning nozzles 5 is three, the number of the hollow fingers 43 is four, and the spinning nozzles 5 and the hollow fingers 43 are sequentially arranged at intervals along the top surface of the right hollow shell part 42.
Example 2:
the basic contents are the same as example 1, except that:
a spinning gap 46 is provided between the spinning nozzle 52 and the outer end of the finger grip chamber 44. The width of the empty shell finger 43 is smaller than that of the right empty shell part 42, and a nano-finger gap 47 is arranged between the inner end of the empty shell finger 43 and the left side part of the spinning head 2.
Example 3:
the basic contents are the same as example 1, except that:
the inside of driving tube 3 is seted up the pipe inner chamber 31, and the pipe wall 32 that is located left gas receiving chamber 411 on driving tube 3 is seted up side air flue 33, and pipe inner chamber 31 communicates with each other with left gas receiving chamber 411 through side air flue 33. The number of the side air ducts 33 is four, all the side air ducts 33 are uniformly arranged around the pipe wall 32, and the top view of the side air ducts 33 is fan-shaped.
The above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiment, but equivalent modifications or changes made by those skilled in the art according to the present disclosure should be included in the scope of the present invention as set forth in the appended claims.
Claims (9)
1. The utility model provides a generate many fibrous centrifugal spinning shower nozzle system, includes notes material pipe (1), spinning head (2) and drive tube (3), the bottom of spinning head (2) is connected with the top of drive tube (3), and the inside of spinning head (2) is provided with flourishing material chamber (21), the bottom of notes material pipe (1) is worn to communicate with each other with the top of flourishing material chamber (21) behind sprue (22), its characterized in that:
the centrifugal spinning nozzle system further comprises an air containing hollow shell (4) and a spinning pipe (5), a spinning cavity (51) is formed in the spinning pipe (5), the inner end of the spinning pipe (5) is connected with the left side of the spinning head (2), the outer end of the spinning pipe (5) extends outwards, a spinning nozzle (52) is formed in the outer end of the spinning pipe (5), the spinning nozzle (52) is communicated with the material containing cavity (21) through the spinning cavity (51), and the number of the spinning pipes (5) is at least two;
the air intake hollow shell (4) comprises a left hollow shell part (41), a right hollow shell part (42) and a plurality of hollow shell fingers (43), the hollow shell fingers (43) are higher than the left hollow shell part (41) and the right hollow shell part (42), and the hollow shell fingers (43) are parallel to each other in pairs; the left air accommodating cavity (411), the right air accommodating cavity (421) and the finger air accommodating cavity (431) are respectively arranged in the left air casing part (41), the right air casing part (42) and the air casing finger (43) correspondingly, all the finger air accommodating cavities (431) are communicated with the left air accommodating cavity (411) through the right air accommodating cavity (421), the top of the left hollow shell part (41) is connected with the bottom of the spinning head (2), the right end of the left hollow shell part (41) is connected with the left end of the right hollow shell part (42), the top of the right end of the right hollow shell part (42) is connected with the bottom of the hollow shell fingers (43), a finger clamping cavity (44) is arranged between the adjacent hollow shell fingers (43), each finger clamping cavity (44) is correspondingly clamped with a spinning nozzle (5), the outer side surface of each hollow shell finger (43) is provided with an air outlet (45) communicated with the finger air containing cavity (431), and the diameter of the air outlet (45) is smaller than that of the spinning nozzle (52); the top end of the driving pipe (3) penetrates through the left hollow shell part (41) and then is connected with the bottom of the spinning head (2).
2. The centrifugal spinneret system for generating multiple fibers according to claim 1, wherein: the spinning nozzles (5) are three, the empty shell fingers (43) are four, and the spinning nozzles (5) and the empty shell fingers (43) are sequentially arranged at intervals along the top surface of the right empty shell part (42).
3. A centrifugal spinneret system for generating multiple fibers according to claim 1 or claim 2, wherein: a spinning gap (46) is arranged between the spinning nozzle (52) and the outer end of the finger clamping cavity (44).
4. A centrifugal spinneret system for generating multiple fibers according to claim 1 or claim 2, wherein: the width of the empty shell finger (43) is smaller than that of the right empty shell part (42), and a finger receiving gap (47) is formed between the inner end of the empty shell finger (43) and the left side of the spinning head (2).
5. A centrifugal spinneret system for generating multiple fibers according to claim 1 or claim 2, wherein: the bottom of the spinning nozzle (5) is connected with the top surface of the right hollow shell part (42), and the top end of the hollow shell finger (43) is higher than the top end of the spinning nozzle (5).
6. A centrifugal spinneret system for generating multiple fibers according to claim 1 or claim 2, wherein: the inside of driving tube (3) is seted up pipe inner chamber (31), has seted up side air flue (33) on pipe wall (32) that lie in left admit air chamber (411) on driving tube (3), and pipe inner chamber (31) communicate with each other with left admit air chamber (411) through side air flue (33).
7. The centrifugal spinneret system for generating multiple fibers according to claim 6, wherein: the number of the side air passages (33) is four, all the side air passages (33) are uniformly arranged around the pipe wall (32), and the overlooking shape of each side air passage (33) is a sector.
8. The centrifugal spinneret system for generating multiple fibers according to claim 6, wherein: the spinning head (2), the left hollow shell part (41) and the driving pipe (3) are coaxially arranged.
9. A centrifugal spinneret system for generating multiple fibers according to claim 1 or claim 2, wherein: the spinneret tube (5) is arranged close to the bottom of the spinning head (2).
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| CN201910449224.3A CN110318102B (en) | 2019-05-28 | 2019-05-28 | Centrifugal spinning nozzle system for generating multi-fiber |
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| CN201910449224.3A CN110318102B (en) | 2019-05-28 | 2019-05-28 | Centrifugal spinning nozzle system for generating multi-fiber |
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| CN110318102B true CN110318102B (en) | 2020-10-20 |
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| KR101503765B1 (en) * | 2013-07-04 | 2015-03-19 | 주식회사 유성텔레콤 | Apparatus for centrifugal spinning |
| CN104928774B (en) * | 2014-03-21 | 2018-04-27 | 馨世工程教育有限公司 | For producing the composite Nano micrometer fibers centrifugal spinning equipment of nucleocapsid structure |
| CN205617001U (en) * | 2016-01-19 | 2016-10-05 | 浙江理工大学 | Centrifugation spinning equipment |
| CN208472233U (en) * | 2018-01-31 | 2019-02-05 | 山西福特沃德科技有限公司 | Spinning rotary body |
| CN108893791B (en) * | 2018-06-27 | 2019-10-18 | 武汉纺织大学 | A kind of nanofiber preparation system that centrifugation electrostatic spinning combines |
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