CN114197065B - Supporting and floating type centrifugal spinning device and using method thereof - Google Patents
Supporting and floating type centrifugal spinning device and using method thereof Download PDFInfo
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- CN114197065B CN114197065B CN202111664164.0A CN202111664164A CN114197065B CN 114197065 B CN114197065 B CN 114197065B CN 202111664164 A CN202111664164 A CN 202111664164A CN 114197065 B CN114197065 B CN 114197065B
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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
- 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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- 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
- D01D13/00—Complete machines for producing artificial threads
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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
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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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
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- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
A supporting and floating type centrifugal spinning device comprises a liquid containing bottom shell, a liquid containing top shell, a main spray head and a plurality of secondary spray heads, wherein the liquid containing bottom shell, the side wall shell and the liquid containing top shell enclose a liquid containing inner cavity, the middle part of the liquid containing top shell is provided with a main liquid port and a plurality of secondary liquid ports, the main spray head comprises a main spray cylinder and a main floating sheet, the bottom end of the main spray cylinder is communicated with the liquid containing inner cavity through the main liquid port, and an arc-shaped main slit is clamped between the main floating sheet floating at a position close to the top end in the main spray cylinder and the main spray cylinder; the secondary spray head comprises a secondary spray cylinder and a secondary floating sheet, the bottom end of the secondary spray cylinder is communicated with the liquid containing cavity through a secondary liquid port, and an arc-shaped secondary slit is formed between the secondary floating sheet floating at a position close to the top end in the secondary spray cylinder and the secondary spray cylinder; the main floating sheet is connected with the inner wall of the main spray cylinder through the main supporting wires, and the secondary floating sheet is connected with the inner wall of the secondary spray cylinder through the secondary supporting wires. The design has the advantages of high yield, high dispersibility, high adjustability and good spinning effect.
Description
Technical Field
The invention relates to a centrifugal spinning device, belongs to the technical field of spinning, and particularly relates to a supporting and floating type centrifugal spinning device and a using method thereof.
Background
So far, there are many methods for preparing nanofibers, such as stretching method, 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 problem, 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 the polymer melt or solution into fibers by throwing out the polymer melt or solution from the fine holes by virtue 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, 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 that the grant bulletin number is CN205617001U, and grant bulletin day is 2016 year 10 month 5 days, 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, the collection stick sets up around the spinning head round, and 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 the collection stick and obtains the fiber film. 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, the yield is low, and the generated centrifugal spinning fiber has weak dispersibility, so that the centrifugal spinning fiber is easy to accumulate together after collection, and loss can be caused in subsequent finishing.
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 yield and weak dispersibility in the prior art, and provides a supporting and floating type centrifugal spinning device with high yield and strong dispersibility and a using method thereof.
In order to achieve the above purpose, the technical solution of the invention is as follows: a supporting and floating type centrifugal spinning device comprises a liquid containing bottom shell, a liquid containing top shell, a main spray head and a plurality of secondary spray heads, wherein the periphery of the liquid containing bottom shell is connected with the periphery of the liquid containing top shell through a side wall shell;
the main spray nozzle comprises a main spray nozzle and a main floating sheet, the bottom end of the main spray nozzle is communicated with a liquid containing inner cavity through a main liquid port, the top end of the main spray nozzle extends upwards, a main floating sheet floats at a position close to the top end of the main spray nozzle in the main spray nozzle, the area of the main floating sheet is smaller than the area of the cross section of the main spray nozzle, an arc-shaped main slit is formed between the main floating sheet and the inner wall of the main spray nozzle, and the bottom of the main floating sheet is connected with the inner wall of the main spray nozzle through at least two main supporting wires;
the secondary spray head comprises a secondary spray cylinder and a secondary floating sheet, the bottom end of the secondary spray cylinder is communicated with the liquid containing cavity through a secondary liquid port, the top end of the secondary spray cylinder extends upwards, a secondary floating sheet floats at a position close to the top end of the secondary spray cylinder, the area of the secondary floating sheet is smaller than that of the cross section of the secondary spray cylinder, an arc-shaped secondary slit is formed between the secondary floating sheet and the inner wall of the secondary spray cylinder, and the bottom of the secondary floating sheet is connected with the inner wall of the secondary spray cylinder through at least two secondary supporting wires;
the bottom of flourishing liquid drain pan has seted up the inlet, and this inlet is connected with the one end of feed liquor pipe, and the other end of feed liquor pipe is connected with the top of infusion section of thick bamboo, the bottom of infusion section of thick bamboo is connected with rotatory drive end.
The main supporting wire and the secondary supporting wire are made of metal or elastic plastic.
The main supporting wire and the secondary supporting wire are all metal spring wires.
The main floating sheet and the secondary floating sheet are both made of metal materials or high-temperature-resistant plastics.
The main floating piece and the secondary floating piece have the same structure and comprise floating piece bottom plates and a plurality of floating piece nozzles arranged on the floating piece bottom plates; the floating piece nozzle comprises a piece spraying middle cylinder and a piece spraying top opening and a piece spraying bottom opening which are formed in two ends of the piece spraying middle cylinder, the piece spraying top opening is higher than the floating piece bottom plate, and the piece spraying middle cylinder is communicated with the floating piece through hole through the piece spraying bottom opening.
The sheet spraying middle cylinder is of a cone frustum structure with a narrow top and a wide bottom, and the area of a sheet spraying top opening is smaller than that of a sheet spraying bottom opening.
The liquid containing top shell and the liquid containing bottom shell have the same structure and respectively comprise a central part and a plurality of branch arm parts, the periphery of the central part is connected with the inner ends of all the branch arm parts, and the outer ends of the branch arm parts extend outwards;
the liquid container is characterized in that a main liquid port is formed in the central part of the liquid containing top shell, a secondary liquid port is formed in the arm supporting part of the liquid containing top shell, and a liquid inlet is formed in the central part of the liquid containing bottom shell.
The number of the branch arm parts is eight, and the branch arm parts are uniformly arranged along the same circumference.
The infusion apparatus is characterized in that the top end of the infusion barrel is communicated with the liquid inlet pipe, the part, close to the bottom end, of the side wall of the infusion barrel is communicated with a liquid source through an infusion pipe, an upper arc-shaped piece and a lower arc-shaped piece which are opposite up and down are arranged inside the infusion pipe, the upper arc-shaped piece protrudes downwards, the lower arc-shaped piece protrudes upwards, the fixed ends of the upper arc-shaped piece and the lower arc-shaped piece are all close to the liquid source, and the free ends of the upper arc-shaped piece and the lower arc-shaped piece are all close to the infusion barrel.
The use method of the supporting and floating type centrifugal spinning device comprises the following steps: the centrifugal spinning solution is conveyed into the liquid containing inner cavity through the liquid inlet pipe by the liquid conveying cylinder until the spinning solution spreads in the main spray cylinder and the secondary spray cylinder, the main floating piece and the secondary floating piece float on the liquid level, the liquid containing bottom shell, the side shell and the liquid containing top shell are driven to rotate through the rotary driving end so as to drive the liquid containing inner cavity to rotate, at the moment, the centrifugal spinning solution is thrown outwards under the action of the rotary force and is thrown out of jet flow from the main slit and the secondary slit so as to form centrifugal spinning fibers, the thrown centrifugal spinning fibers are shot to the collecting device to be collected, meanwhile, the jet flow can push the main floating piece and the secondary floating piece to move on the liquid level so as to change the positions of the main floating piece and the secondary floating piece, so that the positions and the shapes of the main slit and the secondary slit are changed, jet flows at different positions or angles are formed, and in addition, the restoring force of the main supporting wire and the secondary supporting wire correspondingly acts on the main floating piece and the secondary floating piece so as to change the positions of the main floating piece and the secondary floating piece.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention relates to a supporting and floating type centrifugal spinning device and a using method thereof, wherein a liquid containing cavity is filled with centrifugal spinning liquid, the centrifugal spinning liquid also spreads into a main spray cylinder and a secondary spray cylinder, and a main floating sheet and a secondary floating sheet are enabled to float on the liquid level, at the moment, as the area of the main floating sheet is smaller than the area of the cross section of the main spray cylinder and the area of the secondary floating sheet is smaller than the area of the cross section of the secondary spray cylinder, an arc-shaped main slit is formed between the main floating sheet and the inner wall of the main spray cylinder, and an arc-shaped secondary slit is formed between the secondary floating sheet and the inner wall of the secondary spray cylinder, when the supporting and floating type centrifugal spinning device is applied, when the liquid containing bottom shell, the liquid containing top shell, the main spray head, the secondary spray head and the centrifugal spinning liquid inside the main spray head are rotated, the centrifugal spinning liquid can be thrown outwards, and the centrifugal spinning liquid can be thrown outwards from the main slit and the secondary slit to form centrifugal spinning fibers, the thrown centrifugal fibers can be shot towards a collecting device to be collected, therefore, the design can simultaneously generate a plurality of spinning threads, the spinning fibers, can generate spinning jet flow, adjust the spinning liquid, and can correspondingly improve the dispersion of the spinning liquid in the main floating type spinning sheet, and the dispersion of the spinning liquid can be correspondingly generated, and the dispersion of the spinning can be correspondingly improved. Therefore, the invention has high yield and strong dispersity.
2. In the supporting and floating type centrifugal spinning device and the using method thereof, the bottom of the main floating piece is connected with the inner wall of the main spray cylinder through at least two main supporting yarns, meanwhile, the bottom of the secondary floating piece is connected with the inner wall of the secondary spray cylinder through at least two secondary supporting yarns, when the positions of the main floating piece and the secondary floating piece are changed under the action of rotating force or jet flow, the main supporting yarns and the secondary supporting yarns can deform, restoring force caused by the deformation can react on the main floating piece and the secondary floating piece, the multiple types of position change of the main floating piece and the secondary floating piece are increased, the generation of spinning fibers with better dispersion degree and more diversified structures is facilitated, the collection quality is improved, and the damage to products during subsequent arrangement is avoided. Therefore, the invention has stronger dispersity and more diversified product layers.
3. The invention relates to a supporting and floating type centrifugal spinning device and a using method thereof, wherein a main floating piece and a secondary floating piece have the same structure and respectively comprise a floating piece bottom plate and a plurality of floating piece nozzles arranged on the floating piece bottom plate, each floating piece nozzle comprises a piece spraying middle cylinder and a piece top spraying opening and a piece bottom spraying opening which are arranged at two ends of the piece spraying middle cylinder, the piece top spraying opening is higher than the floating piece bottom plate, the piece spraying middle cylinder is communicated with a floating piece through hole through the piece bottom spraying opening, and when the liquid containing bottom shell and the liquid containing top shell are rotated, spinning liquid in the floating piece nozzles can be thrown outwards, namely jet flow is thrown outwards from the floating piece nozzles. Therefore, the invention has strong adjustability and good spinning effect.
4. In the supporting and floating type centrifugal spinning device and the using method thereof, the liquid containing top shell comprises a central part and a plurality of branch arms, wherein the periphery of the central part is connected with the inner ends of all the branch arms, the outer ends of the branch arms extend outwards, a main liquid port is formed in the central part to be communicated with a main spray cylinder, a secondary liquid port is formed in each branch arm to be communicated with a secondary spray cylinder, the layout structures of the main spray head and the secondary spray head are adjusted, the spinning efficiency is improved, the spinning effect is enhanced, in addition, when the branch arms are eight in number and are uniformly arranged along the same circumference, the spinning efficiency can be improved, the mutual interference among generated spinning can be avoided, and the spinning quality is ensured. Therefore, the invention has high spinning efficiency and good spinning effect.
Drawings
Fig. 1 is a schematic structural view of the present invention.
FIG. 2 is a schematic diagram of a main jet of the present invention.
FIG. 3 is another schematic view of the main jet cylinder of the present invention.
FIG. 4 is a top plan view of the liquid top housing of FIG. 1.
Fig. 5 is a schematic diagram of the movement of the main float in the present invention.
Fig. 6 is a schematic structural view of the main floating plate in the present invention.
FIG. 7 is a schematic view of the construction of the float nozzle of the present invention.
FIG. 8 is a schematic diagram showing the relative positions of the main nozzle and the sub-nozzles in the present invention.
In the figure: the side wall type liquid injection device comprises a side wall shell 1, a liquid containing inner cavity 11, a liquid containing bottom shell 2, a liquid inlet 21, a liquid containing top shell 3, a main liquid port 31, a secondary liquid port 32, a central part 33, a supporting arm part 34, a main nozzle 4, a main nozzle cylinder 41, a main floating sheet 42, a main supporting wire 421, a main slit 43, a floating sheet bottom plate 44, a floating sheet through hole 441, a floating sheet nozzle 45, a sheet spraying cylinder 451, a sheet spraying top port 452, a sheet spraying bottom port 453, a secondary nozzle 5, a secondary nozzle cylinder 51, a secondary floating sheet 52, a secondary supporting wire 521, a secondary slit 53, a liquid inlet pipe 6, a liquid conveying cylinder 7, a liquid conveying pipe 71, a liquid source 72, an upper arc-shaped sheet 73, a lower arc-shaped sheet 74, a rotary driving end 75 and a collecting device 8.
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. 1-8, a supporting and floating type centrifugal spinning device comprises a liquid containing bottom shell 2, a liquid containing top shell 3, a main nozzle 4 and a plurality of secondary nozzles 5, wherein the periphery of the liquid containing bottom shell 2 is connected with the periphery of the liquid containing top shell 3 through a side wall shell 1, the liquid containing bottom shell 2, the side wall shell 1 and the liquid containing top shell 3 enclose a liquid containing inner cavity 11, a main liquid port 31 and a plurality of secondary liquid ports 32 are formed in the middle of the liquid containing top shell 3, the main liquid port 31 corresponds to the main nozzle 4 one by one, and the secondary liquid ports 32 correspond to the secondary nozzles 5 one by one;
the main nozzle 4 comprises a main nozzle 41 and a main floating sheet 42, the bottom end of the main nozzle 41 is communicated with the liquid containing inner cavity 11 through a main liquid port 31, the top end of the main nozzle 41 extends upwards, a main floating sheet 42 floats on the part near the top end of the main nozzle 41, the area of the main floating sheet 42 is smaller than the area of the cross section of the main nozzle 41, an arc-shaped main slit 43 is formed between the main floating sheet 42 and the inner wall of the main nozzle 41, and the bottom of the main floating sheet 42 is connected with the inner wall of the main nozzle 41 through at least two main supporting wires 421;
the secondary nozzle 5 comprises a secondary nozzle 51 and a secondary floating sheet 52, the bottom end of the secondary nozzle 51 is communicated with the liquid containing cavity 11 through a secondary liquid port 32, the top end of the secondary nozzle 51 extends upwards, a secondary floating sheet 52 floats at a position close to the top end of the secondary nozzle 51, the area of the secondary floating sheet 52 is smaller than that of the cross section of the secondary nozzle 51, an arc-shaped secondary slit 53 is formed between the secondary floating sheet 52 and the inner wall of the secondary nozzle 51, and the bottom of the secondary floating sheet 52 is connected with the inner wall of the secondary nozzle 51 through at least two secondary support wires 521;
The main supporting wire 421 and the secondary supporting wire 521 are made of metal or elastic plastic.
The main supporting wire 421 and the sub supporting wire 521 are all metal spring wires.
The main floating plate 42 and the secondary floating plate 52 are made of metal materials or high-temperature resistant plastics.
The main floating sheet 42 and the secondary floating sheet 52 have the same structure and comprise a floating sheet bottom plate 44 and a plurality of floating sheet nozzles 45 arranged on the floating sheet bottom plate; the floating sheet bottom plate 44 is provided with a plurality of through floating sheet through holes 441, the floating sheet nozzle 45 comprises a sheet spraying middle cylinder 451, a sheet spraying top port 452 and a sheet spraying bottom port 453, the two ends of the sheet spraying middle cylinder 451 are provided with the sheet spraying top port 452 and the sheet spraying bottom port 453, the sheet spraying top port 452 is higher than the floating sheet bottom plate 44, and the sheet spraying middle cylinder 451 is communicated with the floating sheet through holes 441 through the sheet spraying bottom port 453.
The sheet spraying middle cylinder 451 is in a cone frustum structure with a narrow top and a wide bottom, and the area of the sheet spraying top opening 452 is smaller than that of the sheet spraying bottom opening 453.
The liquid containing top shell 3 and the liquid containing bottom shell 2 have the same structure, and both comprise a central part 33 and a plurality of supporting arm parts 34, the periphery of the central part 33 is connected with the inner ends of all the supporting arm parts 34, and the outer ends of the supporting arm parts 34 extend outwards;
the central part 33 of the liquid containing top shell 3 is provided with a main liquid port 31, the support arm part 34 of the liquid containing top shell 3 is provided with a secondary liquid port 32, and the central part 33 of the liquid containing bottom shell 2 is provided with a liquid inlet 21.
The number of the arm portions 34 is eight, and the arm portions are uniformly arranged along the same circumference.
The top of a transfusion tube 7 is communicated with a liquid inlet pipe 6, the part of the side wall of the transfusion tube 7 close to the bottom end of the transfusion tube is communicated with a liquid source 72 through a transfusion tube 71, an upper arc-shaped piece 73 and a lower arc-shaped piece 74 which are opposite up and down are arranged in the transfusion tube 71, the upper arc-shaped piece 73 protrudes downwards, the lower arc-shaped piece 74 protrudes upwards, the fixed ends of the upper arc-shaped piece 73 and the lower arc-shaped piece 74 are all close to the liquid source 72, and the free ends of the upper arc-shaped piece 73 and the lower arc-shaped piece 74 are all close to the transfusion tube 7.
The use method of the supporting and floating type centrifugal spinning device comprises the following steps: the centrifugal spinning solution is conveyed into the liquid containing cavity 11 through the liquid inlet pipe 6 by the liquid conveying cylinder 7 until the spinning solution spreads in the main spray cylinder 41 and the secondary spray cylinder 51, the main floating piece 42 and the secondary floating piece 52 float on the liquid level, the liquid containing bottom shell 2, the side wall shell 1 and the liquid containing top shell 3 are driven to rotate together through the rotary driving end 75 so as to drive the liquid containing cavity 11 to rotate, at the moment, the centrifugal spinning solution is thrown out outwards under the action of the rotary force, jet flows are thrown out from the main slit 43 and the secondary slit 53 so as to form centrifugal spinning fibers, the thrown centrifugal spinning fibers are shot to the collecting device 8 to be collected, meanwhile, the jet flows push the main floating piece 42 and the secondary floating piece 52 to move on the liquid level so as to change the positions of the main floating piece 42 and the secondary slit 52, so as to change the positions and the shapes of the main slit 43 and the secondary slit 53, and further form jet flows with different positions or angles, and in addition, the restoring force of the main supporting filament 421 and the secondary supporting filament 521 correspondingly acts on the main floating piece 42 and the secondary floating piece 52, so as to change the positions of the main floating piece 42 and the secondary floating piece 52.
The principle of the invention is illustrated as follows:
the centrifugal spinning solution in the present invention means a melt or a solution.
The liquid-holding top shell 3 of the present invention is preferably of an arched arc structure, as shown in fig. 8, in this design, the main nozzle 41 is not only located at the center but also at the highest position, meanwhile, the secondary nozzle 51 is not only arranged around the main nozzle 41, but also arranged in a stepped manner in a certain direction, such as on a certain arm 34, from high to low.
Example 1:
a supporting and floating type centrifugal spinning device comprises a liquid containing bottom shell 2, a liquid containing top shell 3, a main nozzle 4 and a plurality of secondary nozzles 5, wherein the periphery of the liquid containing bottom shell 2 is connected with the periphery of the liquid containing top shell 3 through a side wall shell 1, the liquid containing bottom shell 2, the side wall shell 1 and the liquid containing top shell 3 enclose a liquid containing inner cavity 11, a main liquid port 31 and a plurality of secondary liquid ports 32 are formed in the middle of the liquid containing top shell 3, the main liquid ports 31 correspond to the main nozzles 4 one by one, and the secondary liquid ports 32 correspond to the secondary nozzles 5 one by one; the main nozzle 4 comprises a main nozzle 41 and a main floating sheet 42, the bottom end of the main nozzle 41 is communicated with the liquid containing inner cavity 11 through a main liquid port 31, the top end of the main nozzle 41 extends upwards, a main floating sheet 42 floats at a position close to the top end in the main nozzle 41, the area of the main floating sheet 42 is smaller than that of the cross section of the main nozzle 41, an arc-shaped main slit 43 is formed between the main floating sheet 42 and the inner wall of the main nozzle 41, and the bottom of the main floating sheet 42 is connected with the inner wall of the main nozzle 41 through at least two main supporting wires 421; the secondary spray head 5 comprises a secondary spray cylinder 51 and a secondary floating sheet 52, the bottom end of the secondary spray cylinder 51 is communicated with the liquid containing cavity 11 through a secondary liquid port 32, the top end of the secondary spray cylinder 51 extends upwards, the part, close to the top end, in the secondary spray cylinder 51 floats the secondary floating sheet 52, the area of the secondary floating sheet 52 is smaller than the area of the cross section of the secondary spray cylinder 51, an arc-shaped secondary slit 53 is formed between the secondary floating sheet 52 and the inner wall of the secondary spray cylinder 51, and the bottom of the secondary floating sheet 52 is connected with the inner wall of the secondary spray cylinder 51 through at least two secondary support wires 521; liquid inlet 21 has been seted up to the bottom of flourishing liquid drain pan 2, and this inlet 21 is connected with the one end of feed liquor pipe 6, and the other end of feed liquor pipe 6 is connected with the top of infusion section of thick bamboo 7, the bottom of infusion section of thick bamboo 7 is connected with rotatory drive end 75.
The use method of the supporting and floating type centrifugal spinning device comprises the following steps: the centrifugal spinning solution is conveyed into the liquid containing cavity 11 through the liquid inlet pipe 6 by the liquid conveying cylinder 7 until the spinning solution spreads in the main spray cylinder 41 and the secondary spray cylinder 51, the main floating piece 42 and the secondary floating piece 52 float on the liquid level, the liquid containing bottom shell 2, the side wall shell 1 and the liquid containing top shell 3 are driven to rotate together through the rotary driving end 75 so as to drive the liquid containing cavity 11 to rotate, at the moment, the centrifugal spinning solution is thrown out outwards under the action of the rotary force, jet flows are thrown out from the main slit 43 and the secondary slit 53 so as to form centrifugal spinning fibers, the thrown centrifugal spinning fibers are shot to the collecting device 8 to be collected, meanwhile, the jet flows push the main floating piece 42 and the secondary floating piece 52 to move on the liquid level so as to change the positions of the main floating piece 42 and the secondary slit 52, so as to change the positions and the shapes of the main slit 43 and the secondary slit 53, and further form jet flows with different positions or angles, and in addition, the restoring force of the main supporting filament 421 and the secondary supporting filament 521 correspondingly acts on the main floating piece 42 and the secondary floating piece 52, so as to change the positions of the main floating piece 42 and the secondary floating piece 52.
Example 2:
the basic contents are the same as example 1, except that:
the main supporting wire 421 and the secondary supporting wire 521 are made of metal or elastic plastic. Preferably, the primary support wire 421 and the secondary support wire 521 are all metal spring wires. It is further preferable that the main floating piece 42 and the sub floating piece 52 are made of metal material or high temperature resistant plastic.
Example 3:
the basic contents are the same as example 1, except that:
the main floating sheet 42 and the secondary floating sheet 52 have the same structure and comprise a floating sheet bottom plate 44 and a plurality of floating sheet nozzles 45 arranged on the floating sheet bottom plate; the floating sheet bottom plate 44 is provided with a plurality of through floating sheet through holes 441, the floating sheet nozzle 45 comprises a sheet spraying middle cylinder 451, a sheet spraying top port 452 and a sheet spraying bottom port 453, the two ends of the sheet spraying middle cylinder 451 are provided with the sheet spraying top port 452 and the sheet spraying bottom port 453, the sheet spraying top port 452 is higher than the floating sheet bottom plate 44, and the sheet spraying middle cylinder 451 is communicated with the floating sheet through holes 441 through the sheet spraying bottom port 453. The sheet-ejection cylinder 451 has a truncated cone structure with a narrow top and a wide bottom, and the area of the sheet-ejection port 452 is smaller than the area of the sheet-ejection port 453.
Example 4:
the basic contents are the same as example 1, except that:
the liquid containing top shell 3 and the liquid containing bottom shell 2 have the same structure, and both comprise a central part 33 and a plurality of supporting arm parts 34, the periphery of the central part 33 is connected with the inner ends of all the supporting arm parts 34, and the outer ends of the supporting arm parts 34 extend outwards; the central part 33 of the liquid containing top shell 3 is provided with a main liquid port 31, the support arm part 34 of the liquid containing top shell 3 is provided with a secondary liquid port 32, and the central part 33 of the liquid containing bottom shell 2 is provided with a liquid inlet 21.
Example 5:
the basic contents are the same as example 4, except that:
the top of a transfusion tube 7 is communicated with a liquid inlet pipe 6, the part of the side wall of the transfusion tube 7 close to the bottom end of the transfusion tube is communicated with a liquid source 72 through a transfusion tube 71, an upper arc-shaped piece 73 and a lower arc-shaped piece 74 which are opposite up and down are arranged in the transfusion tube 71, the upper arc-shaped piece 73 protrudes downwards, the lower arc-shaped piece 74 protrudes upwards, the fixed ends of the upper arc-shaped piece 73 and the lower arc-shaped piece 74 are all close to the liquid source 72, and the free ends of the upper arc-shaped piece 73 and the lower arc-shaped piece 74 are all close to the transfusion tube 7. When the spinning liquid level adjusting device is used, the combination of the upper arc-shaped piece 73 and the lower arc-shaped piece 74 not only can achieve the effect of a one-way valve, but also can adjust the liquid level stability of spinning liquid in the liquid containing cavity 11. In addition, the liquid inlet amount can be controlled while the spinning machine rotates, so that the spinning machine not only can achieve a supplement effect, but also has a function of pushing the spinning solution outwards, and the centrifugal spinning effect is enhanced.
Example 6:
the basic contents are the same as example 1, except that:
referring to fig. 2 and 3, the connection design among the "main nozzle 41, the main floating plate 42, and the main supporting filament 421" is the same as the connection design among the "secondary nozzle 51, the secondary floating plate 52, and the secondary supporting filament 521", as can be seen from fig. 2, the main floating plate 42 and the secondary floating plate 52 are of a sheet or plate structure, as can be seen from fig. 3, the main floating plate 42 and the secondary floating plate 52 are of a truncated cone structure with a wide top and a narrow bottom, and in addition, on the basis of the truncated cone structure, a cage-shaped truncated cone structure is also preferred, that is, the truncated cone structure is a cage-shaped structure with a plurality of through holes.
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. A supporting and floating type centrifugal spinning device is characterized in that: the supporting and floating type centrifugal spinning device comprises a liquid containing bottom shell (2), a liquid containing top shell (3), a main spray head (4) and a plurality of secondary spray heads (5), wherein the periphery of the liquid containing bottom shell (2) is connected with the periphery of the liquid containing top shell (3) through a side wall shell (1), the liquid containing bottom shell (2), the side wall shell (1) and the liquid containing top shell (3) enclose a liquid containing inner cavity (11), a main liquid port (31) and a plurality of secondary liquid ports (32) are formed in the middle of the liquid containing top shell (3), the main liquid ports (31) correspond to the main spray heads (4) one by one, and the secondary liquid ports (32) correspond to the secondary spray heads (5) one by one;
the main spray head (4) comprises a main spray cylinder (41) and a main floating sheet (42), the bottom end of the main spray cylinder (41) is communicated with the liquid containing inner cavity (11) through a main liquid port (31), the top end of the main spray cylinder (41) extends upwards, a main floating sheet (42) floats on the part, close to the top end, in the main spray cylinder (41), the area of the main floating sheet (42) is smaller than that of the cross section of the main spray cylinder (41), an arc-shaped main slit (43) is formed between the main floating sheet (42) and the inner wall of the main spray cylinder (41), and the bottom of the main floating sheet (42) is connected with the inner wall of the main spray cylinder (41) through at least two main supporting wires (421);
the secondary sprayer (5) comprises a secondary spraying cylinder (51) and a secondary floating sheet (52), the bottom end of the secondary spraying cylinder (51) is communicated with the liquid containing inner cavity (11) through a secondary liquid opening (32), the top end of the secondary spraying cylinder (51) extends upwards, the part, close to the top end, in the secondary spraying cylinder (51) floats the secondary floating sheet (52), the area of the secondary floating sheet (52) is smaller than that of the cross section of the secondary spraying cylinder (51), an arc-shaped secondary slit (53) is formed between the secondary floating sheet (52) and the inner wall of the secondary spraying cylinder (51), and the bottom of the secondary floating sheet (52) is connected with the inner wall of the secondary spraying cylinder (51) through at least two secondary supporting wires (521);
a liquid inlet (21) is formed in the bottom of the liquid containing bottom shell (2), the liquid inlet (21) is connected with one end of a liquid inlet pipe (6), the other end of the liquid inlet pipe (6) is connected with the top end of an infusion cylinder (7), and the bottom end of the infusion cylinder (7) is connected with a rotary driving end (75);
the supporting and floating type centrifugal spinning device operates according to the following method: the centrifugal spinning solution is conveyed into the liquid containing inner cavity (11) through the liquid inlet pipe (6) by the liquid conveying cylinder (7) until the spinning solution spreads in the main spray cylinder (41) and the secondary spray cylinder (51), the main floating piece (42) and the secondary floating piece (52) float on the liquid level, the liquid containing bottom shell (2), the side wall shell (1) and the liquid containing top shell (3) are driven to rotate together through the rotary driving end (75) to drive the liquid containing inner cavity (11) to rotate, at the moment, the centrifugal spinning solution can be thrown outwards under the action of the rotary force, jet flows outwards from the main slit (43) and the secondary slit (53) to form centrifugal spinning fibers, the thrown centrifugal spinning fibers can be shot to the collecting device (8) to be collected, meanwhile, the jet flows can push the main floating piece (42) and the secondary floating piece (52) to move on the liquid level to change the positions of the main floating piece (42) and the secondary floating piece (52), so as to change the positions of the main slit (43) and the secondary slit (53), and further change the restoring force of the main floating piece (42) or the secondary floating piece (52) to form a main floating piece (521) and a main floating piece supporting angle, and a main floating piece supporting force which corresponds to change the secondary filament.
2. The supported and floated centrifugal spinning device as claimed in claim 1, wherein: the main supporting wire (421) and the secondary supporting wire (521) are made of metal or elastic plastic.
3. The supported and floated centrifugal spinning device as claimed in claim 2, wherein: the main supporting wire (421) and the secondary supporting wire (521) are all metal spring wires.
4. The supported and floated centrifugal spinning device as claimed in claim 1, 2 or 3, wherein: the main floating sheet (42) and the secondary floating sheet (52) are both made of metal materials or high-temperature-resistant plastics.
5. The supporting and floating type centrifugal spinning device according to claim 1, 2 or 3, wherein: the main floating piece (42) and the secondary floating piece (52) have the same structure and both comprise a floating piece bottom plate (44) and a plurality of floating piece nozzles (45) arranged on the floating piece bottom plate; the floating piece spraying device is characterized in that a plurality of through floating piece through holes (441) are formed in the floating piece bottom plate (44), the floating piece spraying nozzle (45) comprises a piece spraying middle cylinder (451), a piece spraying top opening (452) and a piece spraying bottom opening (453) which are formed in two ends of the floating piece spraying middle cylinder, the piece spraying top opening (452) is higher than the floating piece bottom plate (44), and the piece spraying middle cylinder (451) is communicated with the floating piece through holes (441) through the piece spraying bottom opening (453).
6. The supported and floated centrifugal spinning device as claimed in claim 5, wherein: the piece spraying middle cylinder (451) is in a cone frustum structure with a narrow top and a wide bottom, and the area of the piece spraying top opening (452) is smaller than that of the piece spraying bottom opening (453).
7. The supported and floated centrifugal spinning device as claimed in claim 1, 2 or 3, wherein: the liquid containing top shell (3) and the liquid containing bottom shell (2) are consistent in structure and respectively comprise a central part (33) and a plurality of arm supporting parts (34), the periphery of the central part (33) is connected with the inner ends of all the arm supporting parts (34), and the outer ends of the arm supporting parts (34) extend outwards;
the liquid container is characterized in that a main liquid port (31) is formed in the central portion (33) of the liquid containing top shell (3), a secondary liquid port (32) is formed in the support arm portion (34) of the liquid containing top shell (3), and a liquid inlet (21) is formed in the central portion (33) of the liquid containing bottom shell (2).
8. The supported and floated centrifugal spinning device as claimed in claim 7, wherein: the number of the arm supporting parts (34) is eight, and the arm supporting parts are uniformly arranged along the same circumference.
9. The supported and floated centrifugal spinning device as claimed in claim 1, 2 or 3, wherein: the top and the feed liquor pipe (6) of a transfusion tube (7) are linked together, and the position of nearly its bottom is linked together through transfer line (71) and liquid source (72) on the side wall of a transfusion tube (7), the inside of transfer line (71) is provided with about just right last arc piece (73), arc piece (74) down, it is protruding downwards to go up arc piece (73), and arc piece (74) are upwards protruding down, go up arc piece (73), the equal nearly liquid source (72) setting of stiff end of arc piece (74) down, go up arc piece (73), the equal nearly transfusion tube (7) setting of free end of arc piece (74) down.
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