CN113417014A - Electrospinning fiber multi-parameter sample collecting device and method based on space superposition electric field control - Google Patents
Electrospinning fiber multi-parameter sample collecting device and method based on space superposition electric field control Download PDFInfo
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- CN113417014A CN113417014A CN202110847308.XA CN202110847308A CN113417014A CN 113417014 A CN113417014 A CN 113417014A CN 202110847308 A CN202110847308 A CN 202110847308A CN 113417014 A CN113417014 A CN 113417014A
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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
- D01D5/0007—Electro-spinning
- D01D5/0061—Electro-spinning characterised by the electro-spinning apparatus
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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
- D01D5/0007—Electro-spinning
- D01D5/0061—Electro-spinning characterised by the electro-spinning apparatus
- D01D5/0076—Electro-spinning characterised by the electro-spinning apparatus characterised by the collecting device, e.g. drum, wheel, endless belt, plate or grid
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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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Abstract
The device and the method are used for collecting electrospinning fiber multi-parameter samples based on space superposition electric field control, and are used for solving the problems that after a solution of an electrospinning spray head is sprayed, the electric field intensities applied to different positions are different, so that the thin stream bending degrees sprayed by the spray head are different, and certain difficulty is caused to the collection of spinning.
Description
Technical Field
The invention belongs to the field of electrostatic spinning experiments, and relates to an electrospun fiber multi-parameter sample collection device and method based on space superposition electric field control.
Background
The research of nano materials has become a hot problem in recent years. The preparation of nanofibrous materials through electrostatic spinning technology is one of the most important academic and technical activities in the field of materials science and technology in the world in recent decades. Compared with the traditional separation and stretching mode, electrostatic spinning has become one of the main transport paths for effectively preparing nanofiber materials due to the advantages of simple manufacturing device, low spinning cost, various spinnable substances, controllable process, more obvious effectiveness in nanofiber extraction and the like. The formation process of electrostatic spinning comprises the following steps: the polymer solution is subjected to a sufficiently high voltage electrostatic charge to enable the polymer droplets to generate a jet when in contact with the material surface. The thin flows are stretched and thinned, and meanwhile, through the bending and curing processes, the thin flows are deposited on the surface of an object to form a nanofiber membrane. The electrospinning fiber batch production technology is an important direction for electrostatic spinning technology research in the future, and researchers at home and abroad are increasingly researching and improving electrostatic spinning collecting devices so as to improve the yield of electrospinning fibers. Electrostatic spinning is greatly influenced by electric field strength factors, and the jet flow of the high-molecular electrostatic spinning solution has larger apparent charge density along with the increase of the electric field strength, so that larger electrostatic repulsion force exists, the electrostatic spinning is further bent towards the direction in which the electric field force is repelled, and meanwhile, the larger the electric field strength, the larger the acceleration degree of the jet flow is obtained. At present, electrostatic spinning collectors based on space electric field control are numerous, however, the collectors are all controlled by a single electric field, and after a solution of an electrostatic spinning nozzle is sprayed out, the strength of electric fields applied to different positions is different, so that the thin flow sprayed out by the nozzle is different in bending degree, and certain difficulty is caused to the collection of spinning.
Disclosure of Invention
In order to solve the problem that after the solution of the electrostatic spinning nozzle is sprayed out, the electric field intensity applied to different positions is different, so that the thin flow sprayed out by the nozzle is different in bending degree, and the collection of spinning is difficult to a certain degree, the invention provides the following technical scheme: the electrospinning jet control supporting device is used for bidirectionally supporting an electrospinning nozzle, and the superposed electric field generating device generates a superposed controllable electric field so that the electrospinning fibers jetted by the electrospinning nozzle fall in the multi-parameter electrospinning fiber collecting device through the controllable electric field.
Furthermore, the electrospinning jet control supporting device comprises an electrostatic spinning nozzle, a bidirectional spinning nozzle supporting frame and a device supporting seat, wherein the bidirectional spinning nozzle supporting frame is installed on the device supporting base, and the two electrostatic spinning nozzles are fixed at two end parts of a support of the bidirectional spinning nozzle supporting frame.
Furthermore, the electrospinning jet control supporting device further comprises a vector balancing rod and a balance weight adjusting block, the bidirectional spinning nozzle supporting frame is rotatably installed on the device supporting base through a rotating shaft, two end portions of a support of the bidirectional spinning nozzle supporting frame are connected onto the support in a telescopic mode through telescopic structures, the vector balancing rod is installed at the top of the rotating shaft, and the balance weight adjusting block is installed at two end portions of the vector balancing rod.
Further, stack electric field generating device includes range upon range of annular slide rail, range upon range of slide rail support column, slide rail support frame, scalable bracing piece, angle electric field regulator, and two electrostatic spinning shower nozzles are respectively facing to corresponding range upon range of annular slide rail downwards, range upon range of annular slide rail form through range upon range of slide rail support column support by a plurality of annular slide rail to install on the device supporting seat through slide rail support frame, the track internally mounted slider of each layer annular slide rail, the slider of each layer can be followed annular slide rail annular slip, scalable bracing piece is connected to the slider towards the one end at annular slide rail center, scalable bracing piece connection angle electric field regulator, the adjustable of angle electric field regulator's electric field regulating plate opens and shuts the face towards electrostatic spinning shower nozzle.
Further, the superposition electric field collecting device comprises a collecting device, a position sensor and a roller conveying device, a mounting groove is formed in the device supporting seat, the roller conveying device is mounted in the mounting groove, a sliding rail supporting frame is mounted above the roller conveying device and fixed on the device supporting seat, the superposition electric field generating device mounted on the sliding rail supporting frame is located above the roller conveying device, and the collecting device stops or transports on the roller conveying device to receive electrostatic spinning or transport electrostatic spinning.
Furthermore, the collecting device is a nine-square grid collecting plate, nine grids are divided on the plate, and each grid is used for collecting different spinning yarns.
Furthermore, a position sensor is arranged at the edge of the supporting seat of the device to control the collecting device to reach the edge and send out a signal for stopping the transmission of the roller conveying device, and the signal is received by the controller and sends out a control signal to drive the motor to stop rotating.
Further, the bidirectional spinning nozzle support frame 1.2 is made of alloy materials.
Furthermore, the support of the bidirectional spinning nozzle support frame can rotate left and right through a rotating structure, and the arm can be folded upwards by 90 degrees through a folding structure.
Furthermore, the roller conveying devices are arranged on the two sides of the left groove and the right groove of the supporting base by a plurality of small cylinders, and the small cylinders are made of resin.
Has the advantages that: the invention generates the superposed controllable electric field through the superposed electric field generating device, so that the electrospun fiber sprayed by the electrostatic spinning nozzle falls in the multi-parameter electrospun fiber collecting device through the controllable electric field, and the electric field intensity applied to different positions can be adjusted in multiple directions.
Drawings
FIG. 1 is a schematic diagram of the apparatus.
1.1. The device comprises an electrostatic spinning spray head, 1.2 a bidirectional spinning spray head support frame, 1.3 a device support seat, 1.4 vector balance rods, 1.5 counterweight adjusting blocks, 2.1 telescopic support rods, 2.2 an angle electric field regulator, 2.3 stacked annular slide rails, 2.4 stacked slide rail support columns, 2.5 slide rail support frames, 3.1 Sudoku collecting plates, 3.2 roller conveying devices and 3.3 position sensors.
Detailed Description
In order to more clearly describe the embodiments of the present invention or the technical solutions in the prior art, the embodiments will be further described with reference to the accompanying drawings. As shown in fig. 1, the electrospinning fiber multi-parameter sample collecting device based on space superimposed electric field control mainly comprises three major parts, namely an electrospinning jet control supporting device, a superimposed electric field generating device and a multi-parameter electrospinning fiber collecting device. The first part of the electrospinning jet control supporting device mainly comprises an electrostatic spinning nozzle 1.1, a bidirectional spinning nozzle support frame 1.2, a device support seat 1.3, a vector balancing rod 1.4 and a balance weight adjusting block 1.5. The second part of the superposed electric field generating device mainly comprises a telescopic supporting rod 2.1, an angle electric field regulator 2.2, a laminated annular sliding rail 2.3, a laminated sliding rail supporting column 2.4 and a sliding rail supporting frame 2.5. The third part of the electro-spinning fiber collecting device mainly comprises a Sudoku collecting plate 3.1, a roller conveying device 3.2 and a position sensor 3.3.
The electrostatic spinning nozzle 1.1 is a general part for electrospinning jet, can be fixed on the bidirectional spinning nozzle support frame 1.2 in a riveting mode, and is convenient to disassemble. The electrostatic spinning nozzle is filled with solutions with different electric charges, when a power supply is switched on, an electric field is uniformly distributed between the two polar plates, and jet flow falls onto the collecting plate through the electric field.
The bidirectional spinning nozzle support frame 1.2 is made of alloy materials and has the advantages of durability and high hardness. The bidirectional spinning spray head support frame 1.2 is respectively connected with the electrostatic spinning spray head 1.1 and the device support base 1.3 to play a supporting role, and the bidirectional spinning spray head support frame 1.2 can rotate left and right and can be folded upwards by 90 degrees. The position of the electrostatic spinning nozzle can be controlled by controlling the position of the support frame so as to conveniently install the superposed electric field generating devices with various sizes. The laminated annular slide rail 2.3 support frame is supported by the two slide rail support frames 2.5, is made of alloy materials, prevents deformation and can provide enough supporting force. The bidirectional spinning nozzle support frame 1.2 can be respectively used for placing two spinning nozzles for spinning experiments. The device supporting base 1.3 is made of epoxy resin plate, and has the advantages of corrosion resistance and environmental protection. The device support base 1.3 is connected with a roller conveyor 3.2. The surface of the device supporting base 1.3 is provided with two parallel rectangular grooves, the length and the width of the grooves are respectively just embedded with the roller conveying devices 3.2, and the roller conveying devices are fixed.
The vector balancing bar 1.4 is used to adjust the balance. The real-time balance of the whole gravity of the device is realized by adjusting the transverse position of the balance weight adjusting block 1.5, so that the gravity instability caused by the rotation of the spinning nozzle is prevented, and the position deviation of the nozzle is influenced.
And the balance weight adjusting block 1.5 is connected with the vector balancing rod 1.4, so that the real-time balance of the integral gravity of the device is realized.
The telescopic supporting rod 2.1 is used for adjusting the distance between the angle electric field regulator 2.2 and the spray head. And then as a secondary regulation different spin is collected.
The angle electric field regulator 2.2 can regulate the electric field through the opening and closing angle, the electric field force formed by the voltage and the opening and closing angle can be combined in two directions and acts on the falling electric spinning fiber, and the regulation degree reaches three-stage regulation.
The laminated annular slide rail 2.3 is made of alloy materials, and has the advantages of difficult deformation and durability. The invention provides a device capable of adjusting the direction of an electric field at one stage, wherein the track of a laminated annular slide rail 2.3 faces the inner side and is connected with a slide block and used for adjusting the annular position of a telescopic support rod 2.1 by 360 degrees.
The laminated slide rail supporting column 2.4 consists of a plurality of connecting rods with adjustable lengths and is used for connecting the annular slide rails of all levels.
The sliding rail support frame 2.5 is arranged on the device support base 1.3 and used for bearing the whole superposed electric field generating device. The superposition electric field generating device is connected to a sliding block of the annular sliding rail through a telescopic supporting rod 2.1, the other end of the telescopic supporting rod 2.1 is connected with an angle electric field regulator 2.2, and the electrospinning generating device and the electric field control device are combined to form a whole.
The superposed electric field collecting device is mainly formed by combining a collecting device nine-grid collecting plate 3.1, a position sensor 3.3 and a roller conveying device 3.3, and the nine-grid collecting plate 3.1 and the superposed electric field generating device are separated by a sliding rail supporting frame 2.5. The nine-square grid collecting plate 3.1 is made of resin, is easy to shape and has stable property. For collecting electrospun fiber samples. The squared figure collecting plate 3.1 is made according to the functions of the superposed electric field support device and the superposed electric field generator. The collecting plate is a five-face cuboid structure with the length of L meters, the width of D meters and the height of H meters, nine lattices are divided on the inner side of the collecting plate, and each small lattice is used for collecting different spinning yarns.
The roller conveyor 3.2 is used for conveying the squared figure collecting plate 3.1. The roller conveying devices are arranged on the two sides of the left groove and the right groove of the supporting base by a plurality of small cylinders. The small cylinder is made of resin, so that the small cylinder has the advantages of smooth surface and small friction force, and is convenient and flexible to convey.
The position sensor 3.3 is used for detecting the position of the squared figure collecting plate 3.1, and when the squared figure collecting plate 3.1 is close to the edge of the device supporting seat 1.3, the roller conveying device 3.2 is stopped to rotate.
After the solution of electrostatic spinning is sprayed out by the spray head, the solution of electrostatic spinning can be regulated in the first stage by the superposed electric field generating device, namely, the telescopic supporting rod is regulated to a proper position in the annular direction by the sliding of the sliding block connected with the track of the multilayer annular slide rail, the distance between the angle electric field regulator and the spray head is regulated by the telescopic of the telescopic supporting rod, the third stage of the folding type angle electric field regulator is regulated, namely, the electric field is regulated by the opening and closing angle of the folding type angle electric field regulator, the electric field force formed by the voltage and the opening and closing angle of the folding type angle electric field regulator is subjected to two-way resultant force and acts on the falling electrospinning fibers, the three-stage regulation is commonly acted on the sprayed spinning solution, the bending degree and the spraying direction of the spinning solution can be controlled, and the sprayed spinning solution can be sprayed into the first small grid of the nine grids. When the solution in the first small grid is fully collected, the solution can act on the sprayed spinning solution respectively through the first-stage regulation of the multilayer annular slide rail, the second-stage regulation of the telescopic support rod and the third-stage regulation of the folding type adjustable polar plate, so that the sprayed spinning is collected in the second grid, and the like until the nine-grid collecting plate collects the full spinning solution, and different spinning can be obtained in different areas. Nine palace check collection device places on gyro wheel conveyer, and the collecting plate can the seesaw on gyro wheel conveyer, and when collection device collected fully, nine palace check collecting plate just conveys from gyro wheel conveyer, utilizes position sensor to detect the position of nine palace check collecting plate simultaneously, when nine palace check collecting plate was close to the edge of device supporting seat, stops the rotation of gyro wheel conveyer belt for collection device collects timely replacement when full. The production efficiency is accelerated, and the productivity is improved, so that more needed spinning can be obtained.
In one embodiment, the electrospinning fiber multi-parameter sample collecting device based on spatial superimposed electric field control comprises an electrospinning jet control supporting device, a superimposed electric field generating device and a multi-parameter electrospinning fiber collecting device, wherein the electrospinning jet control supporting device is used for bidirectionally supporting an electrospinning nozzle 1.1, and the superimposed electric field generating device generates a superimposed controllable electric field, so that the electrospinning fibers jetted by the electrospinning nozzle 1.1 fall into the multi-parameter electrospinning fiber collecting device through the controllable electric field.
As a supplement to the technical solution, the electrospinning jet control supporting device includes an electrostatic spinning nozzle 1.1, a bidirectional spinning nozzle support frame 1.2 and a device support base 1.3, the bidirectional spinning nozzle support frame 1.2 is installed on the device support base, and the two electrostatic spinning nozzles 1.1 are fixed at two ends of the support of the bidirectional spinning nozzle support frame 1.2.
As a supplement to the technical scheme, the electrospinning jet control supporting device further comprises a vector balancing rod 1.4 and a balance weight adjusting block 1.5, the bidirectional spinning nozzle supporting frame 1.2 is rotatably installed on the device supporting base through a rotating shaft, two end portions of a bracket of the bidirectional spinning nozzle supporting frame 1.2 are telescopically connected to the bracket through a telescopic structure, the vector balancing rod 1.4 is installed at the top of the rotating shaft, and the balance weight adjusting block 1.5 is installed at two end portions of the vector balancing rod 1.4.
As a supplement to the technical solution, the stacked electric field generating device includes a stacked annular slide rail 2.3, a stacked slide rail support column 2.4, a slide rail support frame 2.5, a telescopic support rod 2.1, and a telescopic support rod 2.2, wherein two electrostatic spinning nozzles 1.1 are respectively facing downward to the corresponding stacked annular slide rail, the stacked annular slide rail is formed by supporting a plurality of annular slide rails through the stacked slide rail support column 2.4, and is installed on the device support base 1.3 through the slide rail support frame 2.5, a slide block is installed inside a track of each layer of annular slide rail, the slide block of each layer can slide annularly along the annular slide rail, one end of the slide block facing the center of the annular slide rail is connected with the telescopic support rod 2.1, the telescopic support rod 2.1 is connected with the telescopic support rod 2.2, and an adjustable opening and closing surface of an electric field adjusting plate of the telescopic support rod 2.2 faces the electrostatic spinning nozzles 1.1.
As a supplement to the technical solution, the superimposed electric field collecting device includes a collecting device, a position sensor 3.3 and a roller conveyer 3.2, the device support seat 1.3 has a mounting groove, the roller conveyer 3.2 is mounted in the mounting groove, a slide rail support frame 2.5 is mounted above the roller conveyer 3.2, and the slide rail support frame 2.5 is fixed on the device support seat 1.3, so that the superimposed electric field generating device mounted on the slide rail support frame 2.5 is located above the roller conveyer 3.2, and the collecting device stays or transports on the roller conveyer 3.2 to receive or transport the electrostatic spinning.
As the supplement of the technical proposal, the collecting device is a Sudoku collecting plate 3.1, nine lattices are divided on the plate, and each lattice is respectively used for collecting different spinning yarns.
As the supplement of the technical proposal, a position sensor 3.3 is arranged at the edge of a supporting seat 1.3 of the device, a signal for stopping the transmission of the roller conveying device 3.2 is sent out when the collecting device reaches the edge, and the signal is received by a controller and sends out a control signal to drive a motor to stop rotating.
As a supplement to the technical solution, the bidirectional spinneret holder 1.21.2 is an alloy holder.
As the supplement of the technical proposal, the bracket of the bidirectional spinning nozzle support frame 1.2 can rotate left and right through a rotating structure, and can be folded upwards by 90 degrees through a folding structure.
As a supplement of the technical proposal, the roller conveying devices 3.2 are arranged on the two sides of the left and right grooves of the supporting base by a plurality of small cylinders which are made of resin.
An electric field controllable multi-azimuth linkage electrostatic spinning method comprises
The solution of electrostatic spinning is sprayed out by a spray head and then enters a superposed electric field,
the superposition electric field generating device carries out the first-stage adjustment, the telescopic supporting rod 2.1 is adjusted to a proper position in the annular direction through the sliding of the slide block connected with the track of the multilayer annular slide rail,
the superposition electric field generating device carries out the second-stage adjustment, the distance between the telescopic supporting rod 2.2 and the horizontal direction of the position of the spray head is adjusted through the telescopic supporting rod 2.1,
the superposition electric field generating device carries out the third-level adjustment, the electric field is adjusted through the opening and closing angle of the telescopic supporting rod 2.2,
the electric field force formed by the voltage of the angular electric field and the opening and closing angle is combined in two directions to act on the falling electrospinning fibers.
As a supplement to the technical scheme, three levels of regulation are commonly applied to the sprayed spinning solution, the bending degree and the spraying direction of the spinning solution are controlled, so that the sprayed spinning solution is sprayed into the first small grid of the nine-grid collecting plate 3.1, when the solution in the first small grid is fully collected, the sprayed spinning solution is respectively applied to the sprayed spinning solution by the first level regulation of the multilayer annular slide rail, the second level regulation of the telescopic support rod 2.1 and the third level regulation of the adjustable polar plate, so that the sprayed spinning solution is collected into the second grid, and the like, so that the full spinning solution is collected by the nine-grid collecting plate 3.1, and different spinning can be obtained in different areas.
As a supplement to the technical solution, the squared figure collecting board 3.1 is placed on the roller conveyer 3.2, the collecting board moves back and forth on the roller conveyer 3.2, when the squared figure collecting board 3.1 is fully collected, the squared figure collecting board 3.1 is conveyed from the roller conveyer 3.2, and at the same time, the position sensor 3.3 is used to detect the position of the squared figure collecting board 3.1, when the squared figure collecting board 3.1 is close to the edge of the device supporting seat 1.3, the rotation of the roller conveyer belt is stopped, so that the collecting device is replaced in time when the collecting device is fully collected.
The invention improves the problems in the prior art, namely the technical problem to be solved by the invention is to provide an electrostatic spinning collecting device which can improve the field intensity distribution problem. The invention discloses an electrospinning fiber multi-parameter sample collecting device based on space superposition electric field control, a superposition electric field generating device provides favorable help for improving the distribution problem of electric field intensity, and the interaction among a telescopic supporting rod, an angle electric field regulator and a laminated annular sliding rail of the superposition electric field generating device can regulate the solution flow sprayed by an electrostatic spinning nozzle in three levels, so that the favorable help is provided for controlling the spraying direction and the bending degree of a spraying flow. Meanwhile, the sample collecting device adopts a Sudoku collecting plate type, different lattices can collect the electrostatic spinning with different parameters, and the method has important significance for improving the utilization rate of an electric field, the utilization rate of the collecting device and the collecting amount of the electrostatic spinning.
Claims (10)
1. The utility model provides an electrospinning fibre multi-parameter sample collection device based on control of space superimposed electric field, its characterized in that includes electrospinning injection control strutting arrangement, superimposed electric field generating device and multi-parameter electrospinning fibre collection device, and electrospinning injection control strutting arrangement is used for two-way support electrostatic spinning shower nozzle (1.1), and superimposed electric field generating device produces the controllable electric field of stack, makes the electrospinning fibre that electrostatic spinning shower nozzle (1.1) jetted fall in multi-parameter electrospinning fibre collection device through controllable electric field.
2. The electrospun fiber multi-parameter sample collection device based on the spatial superimposed electric field control of claim 1, wherein the electrospinning jet control supporting device comprises an electrospinning jet head (1.1), a bidirectional spinning jet head supporting frame (1.2) and a device supporting base (1.3), the bidirectional spinning jet head supporting frame (1.2) is installed on the device supporting base, and the two electrospinning jet heads (1.1) are fixed at two ends of the support of the bidirectional spinning jet head supporting frame (1.2).
3. The electrospun fiber multi-parameter sample collection device based on the spatial superimposed electric field control of claim 2, wherein the electrospinning jet control support device further comprises a vector balance bar (1.4) and a balance weight adjusting block (1.5), the bidirectional spinning nozzle support frame (1.2) is rotatably mounted on the device support base through a rotating shaft, two end portions of the support of the bidirectional spinning nozzle support frame (1.2) are telescopically connected to the support through a telescopic structure, the vector balance bar (1.4) is mounted at the top of the rotating shaft, and the balance weight adjusting block (1.5) is mounted at two end portions of the vector balance bar (1.4).
4. The electrospun fiber multi-parameter sample collection device based on the spatial superimposed electric field control of claim 2, wherein the superimposed electric field generation device comprises a stacked annular slide rail (2.3), a stacked slide rail support column (2.4), a slide rail support frame (2.5), a telescopic support rod (2.1) and a telescopic support rod (2.2), two electrospinning spray heads (1.1) are respectively and downwards opposite to the corresponding stacked annular slide rail, the stacked annular slide rail is formed by supporting a plurality of annular slide rails through the stacked slide rail support column (2.4) and is installed on a device support base (1.3) through the slide rail support frame (2.5), a slide block is installed inside a track of each layer of annular slide rail, the slide block of each layer can annularly slide along the annular slide rail, one end of the slide block facing the center of the annular slide rail is connected with the telescopic support rod (2.1), the telescopic support rod (2.1) is connected with the telescopic support rod (2.2), the adjustable opening and closing surface of the electric field adjusting plate of the telescopic supporting rod (2.2) faces to the electrostatic spinning nozzle (1.1).
5. The electrospun fiber multi-parameter sample collection device based on the spatial superimposed electric field control of claim 4, wherein the superimposed electric field collection device comprises a collection device, a position sensor (3.3) and a roller transmission device (3.2), the device support (1.3) is provided with a mounting groove, the roller transmission device (3.2) is mounted in the mounting groove, a slide rail support frame (2.5) is mounted above the roller transmission device (3.2), and the slide rail support frame (2.5) is fixed on the device support (1.3), so that the superimposed electric field generation device mounted on the slide rail support frame (2.5) is positioned above the roller transmission device (3.2), and the collection device stays or is transported on the roller transmission device (3.2) to receive the electrostatic spinning or transport the electrostatic spinning.
6. The electrospun fiber multi-parameter sample collection device based on spatially superimposed electric field control according to claim 5, wherein the collection device is a nine-grid collection plate (3.1) divided by nine grids, each grid being used for collecting different filatures.
7. The electrospun fiber multi-parameter sample collection device based on the spatially superimposed electric field control according to claim 5, wherein the device support base (1.3) is provided with a position sensor (3.3) at the edge to control the collection device to reach the edge to send a signal for stopping the transmission of the roller conveyor (3.2), and the signal is received by the controller and sends a control signal to drive the motor to stop rotating.
8. The electrospun fiber multi-parameter sample collection device based on spatially superimposed electric field control according to claim 3, wherein the bidirectional spinning nozzle holder (1.2)1.2 is a holder made of an alloy material.
9. The electrospun fiber multi-parameter sample collection device based on space superposition electric field control of claim 3, wherein the support of the bidirectional spinning nozzle support frame (1.2) can rotate left and right through a rotating structure, and can be folded upwards by 90 degrees through a folding structure.
10. The electrospun fiber multi-parameter sample collection device based on the spatially superimposed electric field control according to claim 5, wherein the roller conveying devices (3.2) are arranged on both sides of the left and right grooves of the supporting base by a plurality of small cylinders, and the small cylinders are made of resin.
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| US20160024690A1 (en) * | 2013-03-14 | 2016-01-28 | Lifenet Health | Electrospinning Apparatus and Methods of Use Thereof |
| CN103205818A (en) * | 2013-04-28 | 2013-07-17 | 厦门大学 | Air-current-assisted hybrid electrostatic spinning device |
| US20160068998A1 (en) * | 2014-09-04 | 2016-03-10 | Kabushiki Kaisha Toshiba | Nanofiber producing apparatus and method of producing nanofibers |
| KR101735078B1 (en) * | 2016-06-28 | 2017-05-12 | (주)티오엠에스 | Apparatus for electrospinning CNT |
| CN109825884A (en) * | 2019-03-22 | 2019-05-31 | 大连民族大学 | The electrospinning fibre controllable electric magnetic field injection experiment method of more solution ratios |
| CN109825885A (en) * | 2019-03-22 | 2019-05-31 | 大连民族大学 | Electrostatic spinning experimental method based on controllable complicated electric field |
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| CN113417014B (en) | 2023-04-18 |
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