CN206337335U - A kind of shower nozzle of nanofiber mass production device - Google Patents
A kind of shower nozzle of nanofiber mass production device Download PDFInfo
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- CN206337335U CN206337335U CN201621329209.3U CN201621329209U CN206337335U CN 206337335 U CN206337335 U CN 206337335U CN 201621329209 U CN201621329209 U CN 201621329209U CN 206337335 U CN206337335 U CN 206337335U
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- hollow
- shower nozzle
- shaped outer
- perforated plate
- outer spiral
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Abstract
A kind of shower nozzle for nanofiber mass production device that the utility model is provided, including polytetrafluoroethylene (PTFE) convex perforated plate, stainless steel sprayer body hold-doun nut, the hollow T-shaped outer spiral tube of stainless steel, fluorubber sealing clamping ring and stainless steel liquid bath.The spinning solution of the inlet of liquid bath is forced through by air pump or electric pump can sequentially pass through hollow T-shaped outer spiral tube, stainless steel sprayer body hold-doun nut, reach convex perforated plate, porous plate gather spinneret pore formed it is multiple go out liquid point, form multiple taylor cones, stretched under high voltage electric field effect, and with the volatilization of solvent, it is solidified into silk.This device can continuously and stably prepare nano level fiber, it may be selected to adapt to different output demands using the working method of single shower nozzle or multiple shower nozzles, it is not only suitable for aqueous solvent, the electrospun solution of organic solvent preparation is also applied for, is that a kind of can be flexibly applied to the general type accessory of electrostatic spinning technique.
Description
Technical field
The utility model describes a kind of shower nozzle of nanofiber mass production device, continuously and stably can largely prepare nanometer
Fiber, while water and organic solvent are compatible, has broken the limitation for the raw material for preparing nanofiber.
Background technology
Electrostatic spinning is one and acted on by high voltage electric field, and polymer solution is stretched, and preparation specific surface area is big, hole
Gap rate is high, draw ratio is big, surface energy is high, the nanofiber that activity is high technology.Compared to the preparation side of other nanofibers
Method, this method have the advantages that it is more convenient, simple, flexible, but also can be by a large amount of therapeutic type medicines, antibacterial substance, work(
Energy group even living cells etc. is compound among fibrous material, therefore in biological medicine, bio-sensing, nanoelectronic, photoelectricity
The fields such as sub- device, catalysis have high application value, it has also become one of the focus in research in nanotechnology field.
The volume production of nanofiber, performance stabilization, quality controllable nanofiber, are based on each of nanofiber between being criticized
Item basic research and the basis of application study work, are also the industrialization for realizing correlative study achievement, so as to realize its economic valency
The bottleneck problem of value and social value.Therefore, nanofiber volume production technology, is the key for restricting nanofiber industry development
Technology.
Existing volume production technical research both at home and abroad is limited at present, and is single spray nozzle type or without spray nozzle type, unavoidably
Ground is respectively present the limitation of both modes inherently：Spray nozzle type electrospinning volume production technology is adapted to water and organic solvent is compatible, but exists
The shortcoming of easily stifled, difficult cleaning, yield is also low compared with without shower nozzle mode.And without shower nozzle mode due in preparation process electrospun solution be phase
To what is opened wide, organic solvent is easy to volatilization, and water-soluble or low volatile organic solvent material is only applicable at present.Two methods are real
It is then complementary relation, therefore the volume production technology of preparing by spray nozzle type and without spray nozzle type is integrated, and to learn from other's strong points to offset one's weaknesses, or is raised
Length keeps away short, it is contemplated that the new technology that the advantage that can obtain has concurrently.
The content of the invention
Technical problem：The utility model provides a kind of shower nozzle of achievable mass production of nanometer fibers in electrostatic spinning method, the spray
Head can be supported the use with conventional electro-spinning device, can continuously and stably be produced nanofiber, be greatly improved the yield of nanofiber, real
The mass production of existing nanofiber.
Technical scheme：A kind of shower nozzle for nanofiber mass production device that the utility model is provided, it is many that the shower nozzle includes convex
Orifice plate, sprayer body hold-doun nut, hollow T-shaped outer spiral tube, sealing clamping ring, liquid bath；Wherein, hollow T-shaped outer spiral tube
Upper end is that convex perforated plate is set on big opening end, and the male portion overcoat fluorubber sealing clamping ring of convex perforated plate, sprayer body is solid
Determine spiro cap sealing clamping ring, convex perforated plate, hollow T-shaped outer spiral tube outside, the internal thread of sprayer body hold-doun nut
Spun with the external screw thread of hollow T-shaped outer spiral tube, rubber seal trim ring and convex perforated plate are pressed on hollow T-shaped outer spiral shell
In coil, the connector of liquid bath is inserted at the osculum end of hollow T-shaped outer spiral tube bottom；Liquid bath is forced through by air pump or electric pump
Inlet spinning solution sequentially pass through hollow T-shaped outer spiral tube, sprayer body hold-doun nut reach convex perforated plate, in electricity
Implement nanofiber spinning in.
Gather spinneret pore of the aperture at 0.01~0.1 millimeter on the male portion surface of described convex perforated plate.
Described liquid bath is closed, with the internal groove communicated with connector, is led to as the flowing of spinning solution
Road；Connector has one or more, can be connected with one or more hollow T-shaped outer spiral tubes, makes the nanofiber mass production device can
Worked with single spraying head or many shower nozzle modes.
Described convex perforated plate is made of polytetrafluoroethylmaterial material.
Described sprayer body hold-doun nut, hollow T-shaped outer spiral tube, liquid bath are made of stainless steel material.
Described sealing clamping ring is made of fluorubber material.
Beneficial effect：The utility model have the advantage that for：
1) device that compared with the conventional method, the utility model is provided can continuously and stably prepare nano level fiber, make
Phenomenon free of discontinuities during standby, dripless raises up, and the nano fibrous membrane of preparation is homogeneous.
2) device that the utility model is provided may be selected to adapt to different using the working method of single shower nozzle or multiple shower nozzles
Output demand, be that a kind of can be flexibly applied to the general type accessory of electrostatic spinning technique.The system of single shower nozzle working method
The more traditional single nozzle needle of standby efficiency improves 10~100 times；Using the working method of multiple jet arrays, further it can carry significantly
High efficiency, meets the requirement of nanofiber industrial volume production.
3) device that the utility model is provided is not only suitable for aqueous solvent, and the electrospinning for being also applied for organic solvent preparation is molten
Liquid, has broken the limitation for the raw material for preparing nanofiber.
4) device that the utility model is provided, the volume production technology of preparing by spray nozzle type and without spray nozzle type is integrated, overcome
Usual shower nozzle is easily blocked up, the shortcoming of difficult cleaning, and nanofiber yield is comparable to without shower nozzle mode, relying on this device can to set up advantage
The nanofiber volume production new technology having concurrently.
Brief description of the drawings
Fig. 1：The structural representation of the shower nozzle for the nanofiber mass production device that the utility model is provided.Wherein have：Convex is more
Orifice plate 1, male portion 1a, sprayer body hold-doun nut 2, hollow T-shaped outer spiral tube 3, big opening end 3a, osculum end 3b, sealing pressure
Circle 4, liquid bath 5, connector 5a, inlet 5b.
Embodiment
Nanofiber mass production device of the present utility model based on new type nozzle, including polytetrafluoroethylene (PTFE) convex perforated plate 1,
The hollow T-shaped outer spiral tube 3 of stainless steel sprayer body hold-doun nut 2, stainless steel, fluorubber sealing clamping ring 4, stainless steel liquid bath 5.Its
In, the male portion overcoat fluorubber sealing clamping ring 4 of polytetrafluoroethylene (PTFE) convex perforated plate 1 is placed in stainless steel sprayer body and fixed
The opening nozzle end of nut 2, the planar section of polytetrafluoroethylene (PTFE) convex perforated plate 1 is towards stainless steel sprayer body hold-doun nut 2
Female end；The big opening end of the hollow T-shaped outer spiral tube 3 of stainless steel and osculum end respectively have external spiral, and difference can spray with stainless steel
The female end of head body hold-doun nut 2 and the connector of stainless steel liquid bath 5 are connected in a spiral manner so that polytetrafluoroethylene (PTFE) convex
Porous plate 1 is tightly fixed between stainless steel sprayer body hold-doun nut 2 and the hollow T-shaped outer spiral tube 3 of stainless steel, while so that
The spinning solution for being forced through the inlet of stainless steel liquid bath 5 by air pump or electric pump can sequentially pass through the hollow T-shaped outer spiral shell of stainless steel
Coil 3, stainless steel sprayer body hold-doun nut 2, reach polytetrafluoroethylene (PTFE) convex perforated plate 1, implement nanofiber spinning in the electric field
System.
It is further illustrated by the examples that follow the utility model.
Embodiment 1：
The structure of the shower nozzle of nanofiber mass production device is：The male portion overcoat fluorine rubber of polytetrafluoroethylene (PTFE) convex perforated plate
Glue sealing clamping ring, is placed in the opening nozzle end of STAINLESS STEEL NUTS sprayer body, and its planar section is towards STAINLESS STEEL NUTS sprayer body
The end of thread；The big opening end of the hollow T-shaped outer spiral tube of stainless steel and osculum end respectively have external spiral, and difference can be with STAINLESS STEEL NUTS
The end of thread of sprayer body and the connector of stainless steel liquid bath are connected in a spiral manner so that polytetrafluoroethylene (PTFE) convex perforated plate is close
It is fixed between STAINLESS STEEL NUTS sprayer body and the hollow T-shaped outer spiral tube of stainless steel, while so that being promoted by air pump or electric pump
The hollow T-shaped outer spiral tube of stainless steel, stainless steel spiral shell can be sequentially passed through by the spinning solution of the inlet of stainless steel liquid bath
Cap sprayer body, reach polytetrafluoroethylene (PTFE) convex perforated plate, porous plate gather spinneret pore formed it is multiple go out liquid point, formed it is many
Individual taylor cone, is stretched, and with the volatilization of solvent, be solidified into silk under high voltage electric field effect.
Described polytetrafluoroethylene (PTFE) convex perforated plate is circular, and the diameter of its male portion is compared with STAINLESS STEEL NUTS sprayer body
The diameter of opening nozzle end circumference is small 0.5-2.0 millimeters, makes after male portion overcoat fluorubber sealing clamping ring, can be taken by stainless steel
Hollow T-shaped outer spiral tube is connected with the spiral of STAINLESS STEEL NUTS sprayer body, is tightly fastened therebetween.
Described polytetrafluoroethylene (PTFE) convex perforated plate male portion, its surface is gathered spray of the aperture at 0.01~0.1 millimeter
Silk pore.
Described stainless steel liquid bath is closed, there is one or more connectors, can be with one or more STAINLESS STEEL NUTSs
The end of thread of sprayer body is connected, and device is worked with single spraying head or many shower nozzle modes.
The internal groove that described stainless steel liquid bath tool is communicated with connector, as the flow channel of spinning solution, make by
It is hollow T-shaped outer that air pump or electric pump promote the spinning solution of the lower inlet for passing through stainless steel liquid bath to sequentially pass through stainless steel
Helix tube, STAINLESS STEEL NUTS sprayer body, reach polytetrafluoroethylene (PTFE) convex perforated plate.
The aperture of the male portion surface spinneret pore of polytetrafluoroethylene (PTFE) convex perforated plate 1 is 0.01 millimeter, and electrospun solution is
10% polyoxyethylene aqueous solution, air pump fltting speed is 0.1mL/min, and spinning voltage is 15Kv, and it is 15cm to collect distance.
Single shower nozzle working method, the nanofiber average diameter of preparation is 200nm, and the nano fibrous membrane size obtained for 20 minutes is 10
× 15cm, thickness is 75 μm.
Embodiment 2：
The structure be the same as Example 1 of the shower nozzle of nanofiber mass production device, the male portion table of polytetrafluoroethylene (PTFE) convex perforated plate 1
The aperture of face spinneret pore is 0.1 millimeter.Electrospun solution is 10% polyoxyethylene aqueous solution, and air pump fltting speed is
0.1mL/min, spinning voltage is 20Kv, and it is 16cm to collect distance.5 shower nozzle simultaneouss mode of working, the nanofiber of preparation is put down
A diameter of 300nm, the nano fibrous membrane size obtained for 15 minutes is 40 × 40cm, and thickness is 150 μm.
Embodiment 3：
The structure be the same as Example 1 of the shower nozzle of nanofiber mass production device, the male portion table of polytetrafluoroethylene (PTFE) convex perforated plate 1
The aperture of face spinneret pore is 0.05 millimeter, and electrospun solution is 10% polystyrene dichloromethane solution, electric pump fltting speed
For 0.2mL/min, spinning voltage is 15Kv, and it is 15cm to collect distance.Single shower nozzle working method, the nanofiber of preparation is averaged
A diameter of 300nm, the nano fibrous membrane size obtained for 20 minutes is 13 × 17cm, and thickness is 90 μm.
Claims (6)
1. a kind of shower nozzle of nanofiber mass production device, it is characterised in that it is solid that the shower nozzle includes convex perforated plate (1), sprayer body
Determine nut (2), hollow T-shaped outer spiral tube (3), sealing clamping ring (4), liquid bath (5)；Wherein, hollow T-shaped outer spiral tube (3)
Upper end be that convex perforated plate (1) is set on big opening end (3a), male portion (1a) overcoat fluorubber of convex perforated plate (1) is close
Trim ring (4) is sealed, sprayer body hold-doun nut (2) is enclosed within sealing clamping ring (4), convex perforated plate (1), hollow T-shaped outer spiral tube (3)
Outside, the internal thread of sprayer body hold-doun nut (2) and the external screw thread of hollow T-shaped outer spiral tube (3) spin, by rubber seal
Trim ring (4) and convex perforated plate (1) are pressed in hollow T-shaped outer spiral tube (3)；Hollow T-shaped outer spiral tube (3) bottom
The connector (5a) of osculum end (3b) insertion liquid bath (5)；The spinning of the inlet (5b) of liquid bath (5) is forced through by air pump or electric pump
Silk solution sequentially passes through hollow T-shaped outer spiral tube (3), sprayer body hold-doun nut (2) and reaches convex perforated plate (1), in electric field
Middle implementation nanofiber spinning.
2. a kind of shower nozzle of nanofiber mass production device as claimed in claim 1, it is characterised in that described convex perforated plate
(1) gather spinneret pore of the aperture at 0.01~0.1 millimeter on male portion (1a) surface.
3. a kind of shower nozzle of nanofiber mass production device as claimed in claim 1, it is characterised in that it is characterized in that described
Liquid bath (5) is closed, with the internal groove communicated with connector (5a), is used as the flow channel of spinning solution；Connection
Mouthful (5a) has one or more, can be connected with one or more hollow T-shaped outer spiral tubes (3), makes the nanofiber mass production device can
Worked with single spraying head or many shower nozzle modes.
4. a kind of shower nozzle of nanofiber mass production device as claimed in claim 1, it is characterised in that described convex perforated plate
(1) it is made of polytetrafluoroethylmaterial material.
5. a kind of shower nozzle of nanofiber mass production device as claimed in claim 1, it is characterised in that described sprayer body is fixed
Nut (2), hollow T-shaped outer spiral tube (3), liquid bath (5) are made of stainless steel material.
6. a kind of shower nozzle of nanofiber mass production device as claimed in claim 1, it is characterised in that described sealing clamping ring (4)
It is made of fluorubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621329209.3U CN206337335U (en) | 2016-12-06 | 2016-12-06 | A kind of shower nozzle of nanofiber mass production device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621329209.3U CN206337335U (en) | 2016-12-06 | 2016-12-06 | A kind of shower nozzle of nanofiber mass production device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206337335U true CN206337335U (en) | 2017-07-18 |
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ID=59308426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621329209.3U Expired - Fee Related CN206337335U (en) | 2016-12-06 | 2016-12-06 | A kind of shower nozzle of nanofiber mass production device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206337335U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106637437A (en) * | 2016-12-06 | 2017-05-10 | 东南大学 | Spray nozzle of nanofiber mass production device |
-
2016
- 2016-12-06 CN CN201621329209.3U patent/CN206337335U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106637437A (en) * | 2016-12-06 | 2017-05-10 | 东南大学 | Spray nozzle of nanofiber mass production device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170718 Termination date: 20171206 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |